route export, filter out anchors at high zoom level

gpx-rs/src/api/commands.rs

@@ -49,7 +49,7 @@ pub fn select_elements<H: History>(
 }
 
 /// Selects all the elements of the same kind as the selected ones, in the same place: all the
-/// files, the tracks of the file, the segments of the track, the waypoints of the file. All the
+/// files, the routes or the tracks of the file, the segments of the track, the waypoints of the file. All the
 /// files when nothing is selected.
 pub fn select_all<H: History>(engine: &mut Engine<H>) -> Outcome {
     execute(engine, Action::SelectAll)
@@ -62,6 +62,19 @@ pub fn arrow_select<H: History>(engine: &mut Engine<H>, down: bool, add: bool) -
     execute(engine, Action::ArrowSelect { down, add })
 }
 
+pub fn select_routes<H: History>(
+    engine: &mut Engine<H>,
+    file_id: Uuid,
+    route_ids: &[Uuid],
+    mode: engine::SelectMode,
+) -> Outcome {
+    let selection = engine::Selection::Route {
+        file_id: engine::FileId(file_id),
+        rte_ids: route_ids.iter().copied().map(engine::RouteId).collect(),
+    };
+    select_elements(engine, selection, mode)
+}
+
 pub fn select_tracks<H: History>(
     engine: &mut Engine<H>,
     file_id: Uuid,
@@ -135,21 +148,30 @@ pub fn redo<H: History>(engine: &mut Engine<H>) -> Outcome {
 
 // Files
 
-/// Creates a file and selects it. With `lng` and `lat`, it starts with a track and a segment that
-/// hold that trackpoint (at `ele`, 0 by default).
+/// Creates a file and selects it. With `route`, it starts with a route. With `lng` and `lat`, it
+/// starts with a segment that holds that trackpoint (at `ele`, 0 by default): the one of its route
+/// with `route`, of a track otherwise.
 pub fn new_file<H: History>(
     engine: &mut Engine<H>,
     name: &str,
     lng: Option<f64>,
     lat: Option<f64>,
     ele: Option<f64>,
+    route: bool,
 ) -> Outcome {
     let trackpoint = lng.zip(lat).map(|(lng, lat)| engine::NewTrackpoint {
         lng,
         lat,
         ele: ele.unwrap_or_default(),
     });
-    edit(engine, Command::New(engine::New { name, trackpoint }))
+    edit(
+        engine,
+        Command::New(engine::New {
+            name,
+            trackpoint,
+            route,
+        }),
+    )
 }
 
 /// Loads files as a single command (one undo step). The files are in `data`, one after the other,
@@ -304,6 +326,15 @@ pub fn style<H: History>(
     )
 }
 
+/// Converts the selected routes to tracks, or the selected tracks or segments to routes.
+pub fn convert<H: History>(engine: &mut Engine<H>) -> Outcome {
+    edit(engine, Command::Convert(engine::Convert))
+}
+
+pub fn new_route<H: History>(engine: &mut Engine<H>) -> Outcome {
+    edit(engine, Command::NewRoute(engine::NewRoute))
+}
+
 pub fn new_track<H: History>(engine: &mut Engine<H>) -> Outcome {
     edit(engine, Command::NewTrack(engine::NewTrack))
 }
@@ -575,7 +606,7 @@ pub fn route<H: History>(
     at_revision(engine, revision, |engine| {
         edit(
             engine,
-            Command::Route(engine::Route {
+            Command::Reroute(engine::Reroute {
                 start,
                 end,
                 lng,
@@ -618,7 +649,7 @@ pub fn change_loop_start<H: History>(engine: &mut Engine<H>, revision: u32, inde
     })
 }
 
-/// Cuts the file, the track or the segment (see `SplitType`) of the trackpoint `at` of the
+/// Cuts the file, the route, the track or the segment (see `SplitType`) of the trackpoint `at` of the
 /// selection in two, there: the trackpoint ends the first part and starts the second one. A file that
 /// is cut is kept (and its two parts are new files) if the history needs it, see
 /// [`History::KEEPS_ORIGINALS`].

gpx-rs/src/api/dto.rs

@@ -131,6 +131,10 @@ pub enum Selection {
     File {
         file_ids: Vec<Uuid>,
     },
+    Route {
+        file_id: Uuid,
+        route_ids: Vec<Uuid>,
+    },
     Track {
         file_id: Uuid,
         track_ids: Vec<Uuid>,
@@ -157,6 +161,10 @@ impl From<&engine::Selection> for Selection {
             S::File { file_ids } => Self::File {
                 file_ids: file_ids.iter().map(|id| id.0).collect(),
             },
+            S::Route { file_id, rte_ids } => Self::Route {
+                file_id: file_id.0,
+                route_ids: rte_ids.iter().map(|id| id.0).collect(),
+            },
             S::Track { file_id, trk_ids } => Self::Track {
                 file_id: file_id.0,
                 track_ids: trk_ids.iter().map(|id| id.0).collect(),
@@ -187,6 +195,10 @@ impl From<Selection> for engine::Selection {
             Selection::File { file_ids } => S::File {
                 file_ids: file_ids.into_iter().map(FileId).collect(),
             },
+            Selection::Route { file_id, route_ids } => S::Route {
+                file_id: FileId(file_id),
+                rte_ids: route_ids.into_iter().map(engine::RouteId).collect(),
+            },
             Selection::Track { file_id, track_ids } => S::Track {
                 file_id: FileId(file_id),
                 trk_ids: track_ids.into_iter().map(engine::TrackId).collect(),
@@ -229,6 +241,10 @@ pub enum MoveTarget {
     Files {
         index: f64,
     },
+    Routes {
+        file_id: Uuid,
+        index: f64,
+    },
     Tracks {
         file_id: Uuid,
         index: f64,
@@ -250,6 +266,10 @@ impl From<MoveTarget> for engine::MoveTarget {
         let index = |index: f64| index.max(0.0) as usize;
         match target {
             MoveTarget::Files { index: i } => T::Files { index: index(i) },
+            MoveTarget::Routes { file_id, index: i } => T::Routes {
+                file_id: FileId(file_id),
+                index: index(i),
+            },
             MoveTarget::Tracks { file_id, index: i } => T::Tracks {
                 file_id: FileId(file_id),
                 index: index(i),
@@ -286,6 +306,9 @@ impl Clipboard {
             engine::ClipboardIds::Files(ids) => {
                 ("files", strings(ids.into_iter().map(|id| id.0).collect()))
             }
+            engine::ClipboardIds::Routes(ids) => {
+                ("routes", strings(ids.into_iter().map(|id| id.0).collect()))
+            }
             engine::ClipboardIds::Tracks(ids) => {
                 ("tracks", strings(ids.into_iter().map(|id| id.0).collect()))
             }
@@ -315,14 +338,15 @@ pub struct FileStructure {
     name: String,
     #[serde(skip_serializing_if = "Option::is_none")]
     desc: Option<String>,
+    routes: Vec<RouteNode>,
     tracks: Vec<TrackNode>,
     waypoints: Vec<WaypointNode>,
     waypoints_rev: String,
 }
 
+/// The name, description and style of a route or a track.
 #[derive(Serialize)]
-struct TrackNode {
-    id: String,
+struct PathInfo {
     #[serde(skip_serializing_if = "Option::is_none")]
     name: Option<String>,
     #[serde(skip_serializing_if = "Option::is_none")]
@@ -333,6 +357,33 @@ struct TrackNode {
     opacity: Option<f64>,
     #[serde(skip_serializing_if = "Option::is_none")]
     width: Option<f64>,
+}
+
+impl From<&engine::PathInfo> for PathInfo {
+    fn from(info: &engine::PathInfo) -> Self {
+        Self {
+            name: info.name.clone(),
+            desc: info.desc.clone(),
+            color: info.color.clone(),
+            opacity: info.opacity,
+            width: info.width,
+        }
+    }
+}
+
+#[derive(Serialize)]
+struct RouteNode {
+    id: String,
+    #[serde(flatten)]
+    info: PathInfo,
+    segment: SegmentNode,
+}
+
+#[derive(Serialize)]
+struct TrackNode {
+    id: String,
+    #[serde(flatten)]
+    info: PathInfo,
     segments: Vec<SegmentNode>,
 }
 
@@ -343,6 +394,16 @@ struct SegmentNode {
     length: f64,
 }
 
+impl From<&engine::SegmentNode> for SegmentNode {
+    fn from(seg: &engine::SegmentNode) -> Self {
+        Self {
+            id: seg.id.0.to_string(),
+            rev: seg.rev_id.0.to_string(),
+            length: seg.len as f64,
+        }
+    }
+}
+
 #[derive(Serialize)]
 struct WaypointNode {
     id: String,
@@ -358,25 +419,22 @@ impl FileStructure {
             id: file.id.0.to_string(),
             name: file.name.clone(),
             desc: file.desc.clone(),
+            routes: file
+                .routes
+                .iter()
+                .map(|rte| RouteNode {
+                    id: rte.id.0.to_string(),
+                    info: (&rte.info).into(),
+                    segment: (&rte.segment).into(),
+                })
+                .collect(),
             tracks: file
                 .tracks
                 .iter()
                 .map(|trk| TrackNode {
                     id: trk.id.0.to_string(),
-                    name: trk.name.clone(),
-                    desc: trk.desc.clone(),
-                    color: trk.color.clone(),
-                    opacity: trk.opacity,
-                    width: trk.width,
-                    segments: trk
-                        .segments
-                        .iter()
-                        .map(|seg| SegmentNode {
-                            id: seg.id.0.to_string(),
-                            rev: seg.rev_id.0.to_string(),
-                            length: seg.len as f64,
-                        })
-                        .collect(),
+                    info: (&trk.info).into(),
+                    segments: trk.segments.iter().map(Into::into).collect(),
                 })
                 .collect(),
             waypoints: file

gpx-rs/src/api/queries.rs

@@ -76,9 +76,7 @@ pub fn trackpoint<H: History>(
 }
 
 /// A file as GPX (UTF-8 bytes), `None` if it does not exist. The options say which data of the
-/// trackpoints to keep, and with `as_route` that the segments are written as routes (`rte`)
-/// instead of tracks: the anchors are the route points, and the trackpoints between them the
-/// points of their path.
+/// trackpoints to keep.
 pub fn export_file<H: History>(
     engine: &Engine<H>,
     file_id: Uuid,

gpx-rs/src/core/algorithm/reverse.rs

@@ -6,7 +6,7 @@
 //! between them are kept: every part comes after the previous one in the new order, as late as the
 //! original one came after the part that followed it.
 
-use crate::{Track, TrackSegment, Trackpoint};
+use crate::{Route, Track, TrackSegment, Trackpoint};
 
 /// The time of the first trackpoint of a segment.
 pub fn start_time(segment: &TrackSegment) -> Option<i64> {
@@ -94,6 +94,19 @@ pub fn reverse_segments(
     }
 }
 
+/// Reverses the routes of a file, and their trackpoints, like the segments of a track (see
+/// [`reverse_segments`]).
+pub fn reverse_routes(routes: &mut [Route], original_next: Option<i64>, new_previous: Option<i64>) {
+    routes.reverse();
+    let (mut next, mut previous) = (original_next, new_previous);
+    for route in routes.iter_mut() {
+        let original_start = start_time(&route.seg);
+        reverse_segment(&mut route.seg, next, previous);
+        next = original_start;
+        previous = end_time(&route.seg);
+    }
+}
+
 /// Reverses the tracks of a file, and their segments and trackpoints.
 pub fn reverse_tracks(tracks: &mut [Track], original_next: Option<i64>, new_previous: Option<i64>) {
     tracks.reverse();

gpx-rs/src/core/gpx/file.rs

@@ -1,4 +1,4 @@
-use crate::{Link, Track, Waypoints};
+use crate::{Link, Route, Track, TrackSegment, Waypoints};
 
 use super::common::uuid_id;
 
@@ -8,6 +8,9 @@ uuid_id!(FileId);
 pub struct File {
     pub id: FileId,
     pub info: FileInfo,
+    /// The routes come before the tracks, as in GPX: everything that goes through the segments
+    /// of a file (statistics, the elevation profile...) takes the ones of the routes first.
+    pub rte: Vec<Route>,
     pub trk: Vec<Track>,
     pub wpt: Waypoints,
 }
@@ -29,3 +32,50 @@ pub struct Author {
     /// The author has a single link, unlike the other elements.
     pub link: Option<Link>,
 }
+
+/// Where a segment is in its file: the one of a route, or one of a track.
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+pub enum SegmentIndex {
+    Route(usize),
+    Track { trk: usize, seg: usize },
+}
+
+impl File {
+    /// The segments of the routes, then the ones of the tracks.
+    pub fn segments(&self) -> impl Iterator<Item = &TrackSegment> {
+        self.rte
+            .iter()
+            .map(|rte| &rte.seg)
+            .chain(self.trk.iter().flat_map(|trk| &trk.trkseg))
+    }
+
+    /// Where the segments are, in the order of [`File::segments`].
+    pub fn segment_indices(&self) -> impl Iterator<Item = SegmentIndex> + '_ {
+        (0..self.rte.len())
+            .map(SegmentIndex::Route)
+            .chain(self.trk.iter().enumerate().flat_map(|(trk, track)| {
+                (0..track.trkseg.len()).map(move |seg| SegmentIndex::Track { trk, seg })
+            }))
+    }
+
+    /// The segment at `index`. Panics if there is none.
+    pub fn segment(&self, index: SegmentIndex) -> &TrackSegment {
+        match index {
+            SegmentIndex::Route(rte) => &self.rte[rte].seg,
+            SegmentIndex::Track { trk, seg } => &self.trk[trk].trkseg[seg],
+        }
+    }
+
+    /// The segment at `index`. Panics if there is none.
+    pub fn segment_mut(&mut self, index: SegmentIndex) -> &mut TrackSegment {
+        match index {
+            SegmentIndex::Route(rte) => &mut self.rte[rte].seg,
+            SegmentIndex::Track { trk, seg } => &mut self.trk[trk].trkseg[seg],
+        }
+    }
+
+    /// Whether the file has no route nor track.
+    pub fn has_no_path(&self) -> bool {
+        self.rte.is_empty() && self.trk.is_empty()
+    }
+}

gpx-rs/src/core/gpx/mod.rs

@@ -3,6 +3,7 @@ mod chunk;
 mod chunked;
 mod common;
 mod file;
+mod route;
 mod segment;
 mod track;
 mod trackpoint;
@@ -14,6 +15,7 @@ pub use chunk::*;
 pub use chunked::*;
 pub use common::*;
 pub use file::*;
+pub use route::*;
 pub use segment::*;
 pub use track::*;
 pub use trackpoint::*;

gpx-rs/src/core/gpx/route.rs

@@ -0,0 +1,15 @@
+use crate::{TrackInfo, TrackSegment};
+
+use super::common::uuid_id;
+
+uuid_id!(RouteId);
+
+/// A route of the file (`rte`): like a track, but with a single segment, its points.
+///
+/// It has the information of a track: GPX gives the same to both.
+#[derive(Debug, Default, Clone)]
+pub struct Route {
+    pub id: RouteId,
+    pub info: TrackInfo,
+    pub seg: TrackSegment,
+}

gpx-rs/src/core/io/parse.rs

@@ -1,6 +1,6 @@
 use crate::{
-    Author, Chunk, File, Link, LngLat, Track, TrackSegment, Trackpoint, TrackpointCategories,
-    TrackpointChunk, Waypoint, WaypointChunk, distance,
+    Author, Chunk, File, Link, LngLat, Route, Track, TrackSegment, Trackpoint,
+    TrackpointCategories, TrackpointChunk, Waypoint, WaypointChunk, distance,
 };
 use chrono::DateTime;
 use quick_xml::Error;
@@ -18,6 +18,7 @@ enum GPXElement {
     Author(Author),
     Link(Link),
     Text,
+    /// A track, or a route, whose information is read the same way.
     Track(Track),
     Segment(TrackSegment),
     Trackpoint(Trackpoint),
@@ -396,7 +397,7 @@ pub fn parse(data: &[u8], categories: &mut TrackpointCategories) -> Result<File,
     let mut stack: Vec<GPXElement> = vec![];
     let mut trkpt_chunk = TrackpointChunk::default();
     let mut wpt_chunk = WaypointChunk::default();
-    // Routes are read as tracks of a single segment, see `RouteReader`. The points of the detailed
+    // The segment of a route is read by `RouteReader`. The points of the detailed
     // path that a route point comes with (`gpxx:rpt`) are collected until the route point is read.
     let mut route = RouteReader::default();
     let mut rpt_points: Vec<Trackpoint> = vec![];
@@ -530,12 +531,12 @@ pub fn parse(data: &[u8], categories: &mut TrackpointCategories) -> Result<File,
                         }
                     }
                     "rte" => {
-                        if let Some(GPXElement::Track(mut trk)) = stack.pop() {
-                            let trkseg = std::mem::take(&mut route).finish();
-                            if !trkseg.is_empty() {
-                                trk.trkseg.push(trkseg);
-                            }
-                            gpx.trk.push(trk);
+                        if let Some(GPXElement::Track(trk)) = stack.pop() {
+                            gpx.rte.push(Route {
+                                info: trk.info,
+                                seg: std::mem::take(&mut route).finish(),
+                                ..Default::default()
+                            });
                         }
                     }
                     "rtept" => {
@@ -740,38 +741,37 @@ mod tests {
     }
 
     #[test]
-    fn test_parse_routes_as_tracks() {
+    fn test_parse_routes() {
         let gpx = parse_data("with_routes");
 
-        assert_eq!(gpx.trk.len(), 2);
-        let trk = &gpx.trk[0];
-        assert_eq!(trk.info.name.as_deref(), Some("route 1"));
-        assert_eq!(trk.info.type_.as_deref(), Some("Cycling"));
-        assert_eq!(trk.trkseg.len(), 1);
-        let trkseg = &trk.trkseg[0];
-        assert_eq!(trkseg.len(), 49);
-        let trkpt = &trkseg[0];
+        assert!(gpx.trk.is_empty());
+        assert_eq!(gpx.rte.len(), 2);
+        let rte = &gpx.rte[0];
+        assert_eq!(rte.info.name.as_deref(), Some("route 1"));
+        assert_eq!(rte.info.type_.as_deref(), Some("Cycling"));
+        assert_eq!(rte.seg.len(), 49);
+        let trkpt = &rte.seg[0];
         assert_eq!(trkpt.coordinates.lat, 50.790867);
         assert_eq!(trkpt.coordinates.lng, 4.404968);
         assert_eq!(trkpt.ele, 109.0);
 
-        let trk = &gpx.trk[1];
-        assert_eq!(trk.info.name.as_deref(), Some("route 2"));
-        assert_eq!(trk.trkseg[0].len(), 28);
+        let rte = &gpx.rte[1];
+        assert_eq!(rte.info.name.as_deref(), Some("route 2"));
+        assert_eq!(rte.seg.len(), 28);
+        assert_ne!(gpx.rte[0].id, rte.id);
     }
 
     #[test]
     fn test_parse_route_point_extensions() {
         let gpx = parse_data("with_route_extensions");
 
-        // a route without points has no segment
-        assert_eq!(gpx.trk.len(), 2);
-        assert!(gpx.trk[1].trkseg.is_empty());
+        // a route without points has an empty segment
+        assert_eq!(gpx.rte.len(), 2);
+        assert!(gpx.rte[1].seg.is_empty());
 
-        let trk = &gpx.trk[0];
-        assert_eq!(trk.info.name.as_deref(), Some("with extensions"));
-        assert_eq!(trk.trkseg.len(), 1);
-        let points: Vec<_> = trk.trkseg[0].iter().collect();
+        let rte = &gpx.rte[0];
+        assert_eq!(rte.info.name.as_deref(), Some("with extensions"));
+        let points: Vec<_> = rte.seg.iter().collect();
         // the route points are kept, the points of the detailed path follow the one they come with
         let coordinates: Vec<_> = points
             .iter()
@@ -788,14 +788,13 @@ mod tests {
     #[test]
     fn test_route_points_are_the_anchors_and_nothing_else_is() {
         let gpx = parse_data("with_route_extensions");
-        let anchors: Vec<_> = gpx.trk[0].trkseg[0].iter().map(|p| p.anchor).collect();
+        let anchors: Vec<_> = gpx.rte[0].seg.iter().map(|p| p.anchor).collect();
         assert_eq!(anchors, [Some(0), None, None, Some(0), Some(0)]);
 
         // no anchor is computed for the points of a route that has none in between
         let gpx = parse_data("with_routes");
-        for trk in &gpx.trk {
-            let segment = &trk.trkseg[0];
-            assert!(segment.iter().all(|p| p.anchor == Some(0)));
+        for rte in &gpx.rte {
+            assert!(rte.seg.iter().all(|p| p.anchor == Some(0)));
         }
         // while a track gets the anchors that its shape needs
         let track = parse_data("with_tracks");
@@ -807,14 +806,14 @@ mod tests {
     #[test]
     fn test_parse_the_points_of_the_detailed_path_of_a_route() {
         let gpx = parse_data("with_route_points");
-        assert_eq!(gpx.trk.len(), 1);
-        let trk = &gpx.trk[0];
-        assert_eq!(trk.info.name.as_deref(), Some("Lausanne"));
-        assert_eq!(trk.info.cmt.as_deref(), Some("comment"));
-        assert_eq!(trk.info.desc.as_deref(), Some("description"));
-        assert_eq!(trk.info.type_.as_deref(), Some("Cycling"));
+        assert_eq!(gpx.rte.len(), 1);
+        let rte = &gpx.rte[0];
+        assert_eq!(rte.info.name.as_deref(), Some("Lausanne"));
+        assert_eq!(rte.info.cmt.as_deref(), Some("comment"));
+        assert_eq!(rte.info.desc.as_deref(), Some("description"));
+        assert_eq!(rte.info.type_.as_deref(), Some("Cycling"));
 
-        let points: Vec<_> = trk.trkseg[0].iter().cloned().collect();
+        let points: Vec<_> = rte.seg.iter().cloned().collect();
         // 3 route points and 4 points between them, the repeated one being kept
         assert_eq!(points.len(), 7);
         let kinds: Vec<_> = points.iter().map(|p| p.anchor.is_some()).collect();
@@ -846,7 +845,7 @@ mod tests {
             </rtept>
         </rte></gpx>"#;
         let gpx = parse(data.as_bytes(), &mut Default::default()).unwrap();
-        let points: Vec<_> = gpx.trk[0].trkseg[0].iter().cloned().collect();
+        let points: Vec<_> = gpx.rte[0].seg.iter().cloned().collect();
         let coordinates: Vec<_> = points.iter().map(|p| p.coordinates.lat).collect();
         assert_eq!(coordinates, [1.0, 2.0, 2.1, 2.2]);
         // the route point is an anchor, and so is the end of the path
@@ -861,7 +860,7 @@ mod tests {
             <gpxx:RoutePointExtension><gpxx:rpt lat="1.5" lon="1.5"/></gpxx:RoutePointExtension>
             </extensions></rtept></rte></gpx>"#;
         let gpx = parse(data.as_bytes(), &mut Default::default()).unwrap();
-        let anchors: Vec<_> = gpx.trk[0].trkseg[0].iter().map(|p| p.anchor).collect();
+        let anchors: Vec<_> = gpx.rte[0].seg.iter().map(|p| p.anchor).collect();
         assert_eq!(anchors, [Some(0), Some(0)]);
     }
 
@@ -930,14 +929,14 @@ mod tests {
         assert_eq!(waypoints[0].links[2].text.as_deref(), Some("three"));
         assert!(waypoints[1].links.is_empty());
 
-        // tracks, and routes which are read as tracks
-        assert_eq!(gpx.trk.len(), 2);
+        // tracks, and routes
+        assert_eq!((gpx.trk.len(), gpx.rte.len()), (1, 1));
         assert_eq!(
             hrefs(&gpx.trk[0].info.links),
             ["https://example.com/trk-1", "https://example.com/trk-2"]
         );
         assert_eq!(
-            hrefs(&gpx.trk[1].info.links),
+            hrefs(&gpx.rte[0].info.links),
             ["https://example.com/rte-1", "https://example.com/rte-2"]
         );
     }

gpx-rs/src/core/io/write.rs

@@ -8,9 +8,6 @@ use crate::{File, Link, Track, Trackpoint, TrackpointCategories, Waypoint};
 
 /// What the written file contains: the data of the trackpoints that are `false` are left out.
 /// The same type tells which data a file has, see [`File::exportable_data`].
-///
-/// With `as_route`, the file is written with routes instead of tracks, see [`write`]. It is not
-/// data: it is off in `ALL` and `NONE`, and in what [`File::exportable_data`] gives.
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub struct ExportOptions {
     pub time: bool,
@@ -20,8 +17,6 @@ pub struct ExportOptions {
     pub power: bool,
     /// The OpenStreetMap data: surface, highway, SAC scale and MTB scale.
     pub osm: bool,
-    /// Writes every segment as a route (`rte`) instead of a track.
-    pub as_route: bool,
 }
 
 impl ExportOptions {
@@ -36,7 +31,6 @@ impl ExportOptions {
             atemp: value,
             power: value,
             osm: value,
-            as_route: false,
         }
     }
 
@@ -49,7 +43,6 @@ impl ExportOptions {
             atemp: self.atemp || other.atemp,
             power: self.power || other.power,
             osm: self.osm || other.osm,
-            as_route: self.as_route || other.as_route,
         }
     }
 }
@@ -59,12 +52,7 @@ impl File {
     /// options of [`write`] can leave out.
     pub fn exportable_data(&self) -> ExportOptions {
         let mut data = ExportOptions::NONE;
-        for point in self
-            .trk
-            .iter()
-            .flat_map(|trk| &trk.trkseg)
-            .flat_map(|seg| seg.iter())
-        {
+        for point in self.segments().flat_map(|seg| seg.iter()) {
             data.time |= point.time.is_some();
             data.hr |= point.hr.is_some();
             data.cad |= point.cad.is_some();
@@ -82,6 +70,10 @@ impl File {
     }
 }
 
+/// The highest zoom level from which an anchor is shown that makes it a route point, see [`write`]:
+/// the anchors that only appear when zooming in further are details of the path.
+pub const ROUTE_POINT_MAX_ZOOM: u8 = 12;
+
 const SCHEMA_LOCATION: &str = "http://www.topografix.com/GPX/1/1 http://www.topografix.com/GPX/1/1/gpx.xsd http://www.garmin.com/xmlschemas/GpxExtensions/v3 http://www.garmin.com/xmlschemas/GpxExtensionsv3.xsd http://www.garmin.com/xmlschemas/TrackPointExtension/v1 http://www.garmin.com/xmlschemas/TrackPointExtensionv1.xsd http://www.garmin.com/xmlschemas/PowerExtension/v1 http://www.garmin.com/xmlschemas/PowerExtensionv1.xsd http://www.topografix.com/GPX/gpx_style/0/2 http://www.topografix.com/GPX/gpx_style/0/2/gpx_style.xsd";
 
 type XmlWriter = Writer<Vec<u8>>;
@@ -89,10 +81,10 @@ type XmlWriter = Writer<Vec<u8>>;
 /// Writes a file as GPX 1.1, in UTF-8. The surface, highway, SAC scale and MTB scale of the trackpoints are
 /// the names of their codes in `categories`.
 ///
-/// The segments are written as tracks, or with `options.as_route` as routes: a segment becomes a
-/// `rte` that has the information of its track, its anchors are the `rtept` and the trackpoints
-/// between two anchors are the `gpxx:rpt` of the `rtept` before them (which only have a
-/// position, unlike the `rtept`). The first and last trackpoints always are `rtept`.
+/// The routes are written as routes (`rte`): the anchors of their segment that are shown from the
+/// zoom level [`ROUTE_POINT_MAX_ZOOM`] or a lower one are the `rtept`, and the trackpoints between
+/// two of them are the `gpxx:rpt` of the `rtept` before them (which only have a position, unlike
+/// the `rtept`). The first and last trackpoints always are `rtept`.
 pub fn write(file: &File, categories: &TrackpointCategories, options: ExportOptions) -> Vec<u8> {
     let mut writer = Writer::new_with_indent(Vec::new(), b' ', 4);
     // writing to memory does not fail
@@ -100,9 +92,9 @@ pub fn write(file: &File, categories: &TrackpointCategories, options: ExportOpti
     writer.into_inner()
 }
 
-fn write_file(
+fn write_file<'a>(
     w: &mut XmlWriter,
-    file: &File,
+    file: &'a File,
     categories: &TrackpointCategories,
     options: ExportOptions,
 ) -> io::Result<()> {
@@ -136,20 +128,18 @@ fn write_file(
             for wpt in file.wpt.iter() {
                 write_waypoint(w, wpt, options)?;
             }
+            // a single unnamed route or track is named like the file
+            let alone = file.rte.len() + file.trk.len() == 1;
+            let name = |info: &'a crate::TrackInfo| match &info.name {
+                Some(name) if !name.is_empty() => Some(name.as_str()),
+                _ if alone => Some(file.info.name.as_str()),
+                _ => None,
+            };
+            for rte in &file.rte {
+                write_route(w, &rte.info, &rte.seg, name(&rte.info), categories, options)?;
+            }
             for trk in &file.trk {
-                // a single unnamed track is named like the file
-                let name = match (&trk.info.name, file.trk.len()) {
-                    (Some(name), _) if !name.is_empty() => Some(name.as_str()),
-                    (_, 1) => Some(file.info.name.as_str()),
-                    _ => None,
-                };
-                if options.as_route {
-                    for segment in trk.trkseg.iter().filter(|segment| !segment.is_empty()) {
-                        write_route(w, trk, segment, name, categories, options)?;
-                    }
-                } else {
-                    write_track(w, trk, name, categories, options)?;
-                }
+                write_track(w, trk, name(&trk.info), categories, options)?;
             }
             Ok(())
         })?;
@@ -311,22 +301,28 @@ fn write_track(
 
 fn write_route(
     w: &mut XmlWriter,
-    trk: &Track,
+    info: &crate::TrackInfo,
     segment: &crate::TrackSegment,
     name: Option<&str>,
     categories: &TrackpointCategories,
     options: ExportOptions,
 ) -> io::Result<()> {
     w.create_element("rte").write_inner_content(|w| {
-        write_track_info(w, name, &trk.info)?;
+        write_track_info(w, name, info)?;
         let points: Vec<&Trackpoint> = segment.iter().collect();
-        let last = points.len() - 1;
-        let is_anchor = |i: usize| i == 0 || i == last || points[i].anchor.is_some();
+        let last = points.len().saturating_sub(1);
+        let is_route_point = |i: usize| {
+            i == 0
+                || i == last
+                || points[i]
+                    .anchor
+                    .is_some_and(|zoom| zoom <= ROUTE_POINT_MAX_ZOOM)
+        };
         let mut i = 0;
         while i < points.len() {
-            // the trackpoints up to the next anchor
+            // the trackpoints up to the next route point
             let mut next = i + 1;
-            while next < points.len() && !is_anchor(next) {
+            while next < points.len() && !is_route_point(next) {
                 next += 1;
             }
             write_point(
@@ -455,9 +451,7 @@ mod tests {
     }
 
     fn points(file: &File) -> Vec<Trackpoint> {
-        file.trk
-            .iter()
-            .flat_map(|trk| &trk.trkseg)
+        file.segments()
             .flat_map(|seg| seg.iter().cloned())
             .collect()
     }
@@ -595,11 +589,20 @@ mod tests {
         assert!(file.exportable_data().power);
     }
 
-    fn as_route() -> ExportOptions {
-        ExportOptions {
-            as_route: true,
-            ..ExportOptions::ALL
-        }
+    /// The file with each segment of its tracks as a route, which has the information of its
+    /// track.
+    fn as_routes(mut file: File) -> File {
+        file.rte = std::mem::take(&mut file.trk)
+            .into_iter()
+            .flat_map(|trk| {
+                trk.trkseg.into_iter().map(move |seg| crate::Route {
+                    info: trk.info.clone(),
+                    seg,
+                    ..Default::default()
+                })
+            })
+            .collect();
+        file
     }
 
     fn count(text: &str, pattern: &str) -> usize {
@@ -607,19 +610,17 @@ mod tests {
     }
 
     #[test]
-    fn test_export_as_route_writes_routes_instead_of_tracks() {
+    fn test_routes_are_written_with_their_route_points_and_their_path() {
         let (file, categories) = read("with_route_points");
-        let text = written_text(&file, &categories, as_route());
+        let text = written_text(&file, &categories, ExportOptions::ALL);
 
         assert_eq!(count(&text, "<rte>"), 1);
         assert_eq!(count(&text, "<trk>"), 0);
-        assert_eq!(count(&text, "<trkseg>"), 0);
         assert_eq!(count(&text, "<trkpt"), 0);
         // the anchors are the route points, the trackpoints between them the points of their path
         assert_eq!(count(&text, "<rtept"), 3);
         assert_eq!(count(&text, "<gpxx:rpt"), 4);
         assert_eq!(count(&text, "<gpxx:RoutePointExtension>"), 2);
-        // a route has the information of its track
         assert!(text.contains("<name>Lausanne</name>"));
         assert!(text.contains("<cmt>comment</cmt>"));
         assert!(text.contains("<desc>description</desc>"));
@@ -634,14 +635,14 @@ mod tests {
     }
 
     #[test]
-    fn test_a_route_survives_being_exported_as_a_route() {
+    fn test_a_route_survives_being_written() {
         let (file, mut categories) = read("with_route_points");
-        let written = write(&file, &categories, as_route());
+        let written = write(&file, &categories, ExportOptions::ALL);
         let again = parse(&written, &mut categories).unwrap();
 
-        assert_eq!(again.trk.len(), 1);
-        assert_eq!(again.trk[0].info, file.trk[0].info);
-        let (a, b) = (&file.trk[0].trkseg[0], &again.trk[0].trkseg[0]);
+        assert_eq!(again.rte.len(), 1);
+        assert_eq!(again.rte[0].info, file.rte[0].info);
+        let (a, b) = (&file.rte[0].seg, &again.rte[0].seg);
         assert_eq!(a.len(), b.len());
         for (a, b) in a.iter().zip(b.iter()) {
             assert_eq!(a.coordinates.lat, b.coordinates.lat);
@@ -659,85 +660,121 @@ mod tests {
     }
 
     #[test]
-    fn test_tracks_become_one_route_per_segment_with_the_information_of_the_track() {
+    fn test_the_anchors_shown_up_to_zoom_12_are_the_route_points() {
         let (file, mut categories) = read("with_tracks_and_segments");
-        let segments: usize = file.trk.iter().map(|t| t.trkseg.len()).sum();
-        assert!(segments > 2);
-        let written = write(&file, &categories, as_route());
-        let text = String::from_utf8(written.clone()).unwrap();
-        assert_eq!(count(&text, "<rte>"), segments);
-        assert_eq!(count(&text, "<trk>"), 0);
-        // every route starts and ends with a route point
-        assert_eq!(count(&text, "</rte>"), segments);
-
+        let file = as_routes(file);
+        assert!(file.rte.len() > 2);
+        let written = write(&file, &categories, ExportOptions::ALL);
         let again = parse(&written, &mut categories).unwrap();
-        assert_eq!(again.trk.len(), segments);
-        let mut routes = again.trk.iter();
-        for track in &file.trk {
-            for segment in &track.trkseg {
-                let route = routes.next().unwrap();
-                // the information of the track, repeated for each of its segments
-                assert_eq!(route.info.name, track.info.name);
-                assert_eq!(route.info.type_, track.info.type_);
-                let (a, b) = (segment, &route.trkseg[0]);
-                assert_eq!(a.len(), b.len());
-                for (a, b) in a.iter().zip(b.iter()) {
-                    assert_eq!(
-                        (a.coordinates.lat, a.coordinates.lng),
-                        (b.coordinates.lat, b.coordinates.lng)
-                    );
-                }
-                // the anchors of the segment are the ones of its route
-                let anchors = |s: &crate::TrackSegment| {
-                    s.iter()
-                        .enumerate()
-                        .filter(|(_, p)| p.anchor.is_some())
-                        .map(|(i, _)| i)
-                        .collect::<Vec<_>>()
-                };
-                assert_eq!(anchors(a), anchors(b));
-            }
+        assert_eq!(again.rte.len(), file.rte.len());
+        let anchors = |s: &crate::TrackSegment, max_zoom: u8| {
+            s.iter()
+                .enumerate()
+                .filter(|(_, p)| p.anchor.is_some_and(|zoom| zoom <= max_zoom))
+                .map(|(i, _)| i)
+                .collect::<Vec<_>>()
+        };
+        for (a, b) in file.rte.iter().zip(&again.rte) {
+            assert_eq!(a.info.name, b.info.name);
+            assert_eq!(a.seg.len(), b.seg.len());
+            // the route points come back as anchors, the other anchors as points of the path
+            assert_eq!(
+                anchors(&a.seg, ROUTE_POINT_MAX_ZOOM),
+                anchors(&b.seg, u8::MAX)
+            );
         }
     }
 
+    #[test]
+    fn test_anchors_shown_from_a_higher_zoom_are_points_of_the_path() {
+        let (file, categories) = read("simple");
+        let mut file = as_routes(file);
+        let segment = &mut file.rte[0].seg;
+        segment.update_all(|_, point| point.anchor = None);
+        let len = segment.len();
+        segment.set_anchor(5, ROUTE_POINT_MAX_ZOOM);
+        segment.set_anchor(10, ROUTE_POINT_MAX_ZOOM + 1);
+        let text = written_text(&file, &categories, ExportOptions::ALL);
+        // the ends, and the anchor shown from zoom 12
+        assert_eq!(count(&text, "<rtept"), 3);
+        assert_eq!(count(&text, "<gpxx:rpt"), len - 3);
+    }
+
     #[test]
     fn test_the_ends_of_a_route_are_route_points_even_without_anchors() {
-        let (mut file, categories) = read("simple");
-        file.trk[0].trkseg[0].update_all(|_, point| point.anchor = None);
-        let len = file.trk[0].trkseg[0].len();
-        let text = written_text(&file, &categories, as_route());
+        let (file, categories) = read("simple");
+        let mut file = as_routes(file);
+        file.rte[0].seg.update_all(|_, point| point.anchor = None);
+        let len = file.rte[0].seg.len();
+        let text = written_text(&file, &categories, ExportOptions::ALL);
         assert_eq!(count(&text, "<rtept"), 2);
         assert_eq!(count(&text, "<gpxx:rpt"), len - 2);
         // and a single trackpoint is a route of one point
-        file.trk[0].trkseg[0].splice(1, len, vec![]);
-        let text = written_text(&file, &categories, as_route());
+        file.rte[0].seg.splice(1, len, vec![]);
+        let text = written_text(&file, &categories, ExportOptions::ALL);
         assert_eq!(count(&text, "<rtept"), 1);
         assert_eq!(count(&text, "<gpxx:rpt"), 0);
     }
 
     #[test]
-    fn test_empty_segments_are_not_routes() {
-        let (mut file, categories) = read("simple");
-        file.trk[0].trkseg.push(crate::TrackSegment::default());
-        let text = written_text(&file, &categories, as_route());
-        assert_eq!(count(&text, "<rte>"), 1);
-    }
-
-    #[test]
-    fn test_routes_have_the_style_of_their_track() {
+    fn test_routes_keep_their_style() {
         let (file, categories) = read("with_style");
-        let text = written_text(&file, &categories, as_route());
+        let file = as_routes(file);
+        let text = written_text(&file, &categories, ExportOptions::ALL);
         assert!(count(&text, "<gpx_style:line>") >= 1);
         assert_eq!(count(&text, "<gpx_style:line>"), count(&text, "<rte>"));
         let again = parse(text.as_bytes(), &mut Default::default()).unwrap();
-        assert_eq!(again.trk[0].info.color, file.trk[0].info.color);
-        assert_eq!(again.trk[0].info.width, file.trk[0].info.width);
+        assert_eq!(again.rte[0].info.color, file.rte[0].info.color);
+        assert_eq!(again.rte[0].info.width, file.rte[0].info.width);
+    }
+
+    #[test]
+    fn test_routes_are_written_as_routes_before_the_tracks() {
+        let (mut file, categories) = read("with_tracks");
+        let (routes, _) = read("with_routes");
+        file.rte = routes.rte.clone();
+        let text = written_text(&file, &categories, ExportOptions::ALL);
+        assert_eq!(count(&text, "<rte>"), routes.rte.len());
+        assert_eq!(count(&text, "<trk>"), file.trk.len());
+        assert!(text.rfind("</rte>").unwrap() < text.find("<trk>").unwrap());
+
+        let again = parse(text.as_bytes(), &mut categories.clone()).unwrap();
+        assert_eq!(again.rte.len(), file.rte.len());
+        assert_eq!(again.trk.len(), file.trk.len());
+        for (a, b) in file.rte.iter().zip(&again.rte) {
+            assert_eq!(a.info, b.info);
+            same_points(
+                &a.seg.iter().cloned().collect::<Vec<_>>(),
+                &b.seg.iter().cloned().collect::<Vec<_>>(),
+            );
+        }
+        same_points(&points(&file), &points(&again));
+    }
+
+    #[test]
+    fn test_an_empty_route_is_written_and_a_single_route_is_named_like_the_file() {
+        let mut file = File::default();
+        file.info.name = "file".into();
+        file.rte.push(crate::Route::default());
+        let text = written_text(&file, &Default::default(), ExportOptions::ALL);
+        assert_eq!(count(&text, "<rte>"), 1);
+        assert_eq!(count(&text, "<rtept"), 0);
+        let again = parse(text.as_bytes(), &mut Default::default()).unwrap();
+        assert_eq!(again.rte.len(), 1);
+        assert_eq!(again.rte[0].info.name.as_deref(), Some("file"));
+
+        // not when there are others
+        file.trk.push(Track::default());
+        let text = written_text(&file, &Default::default(), ExportOptions::ALL);
+        // the metadata only
+        assert_eq!(count(&text, "<name>file</name>"), 1);
     }
 
     #[test]
     fn test_route_points_keep_their_data_and_the_options_apply_to_them() {
         let (file, categories) = read("with_hr");
-        let with_all = written_text(&file, &categories, as_route());
+        let file = as_routes(file);
+        let with_all = written_text(&file, &categories, ExportOptions::ALL);
         assert!(with_all.contains("<gpxtpx:hr>"));
         let without = written_text(
             &file,
@@ -745,22 +782,10 @@ mod tests {
             ExportOptions {
                 hr: false,
                 time: false,
-                as_route: true,
                 ..ExportOptions::ALL
             },
         );
         assert!(!without.contains("<gpxtpx:hr>"));
         assert!(!without.contains("<time>"));
     }
-
-    #[test]
-    fn test_the_route_option_is_not_data() {
-        let (file, _) = read("with_route_points");
-        assert!(!file.exportable_data().as_route);
-        // it is a way to write the data, never part of them
-        let all = std::hint::black_box(ExportOptions::ALL);
-        assert!(!all.as_route && !ExportOptions::NONE.as_route);
-        assert!(as_route().union(ExportOptions::NONE).as_route);
-        assert!(!ExportOptions::ALL.union(ExportOptions::NONE).as_route);
-    }
 }

gpx-rs/src/engine/command/edit/convert.rs

@@ -0,0 +1,128 @@
+use std::{collections::HashSet, rc::Rc};
+
+use crate::{Apply, CommandError, FileId, Route, Selection, State, Track};
+
+/// Converts the selected routes to tracks, or the selected tracks or segments to routes, in their
+/// file:
+///
+/// - a route becomes a track with its segment. The new tracks go before the other tracks, right
+///   after the routes;
+/// - a track becomes one route per segment, as a route has a single segment, and goes away. A
+///   selected segment becomes a route and leaves its track, which stays even if it has no segment
+///   left. The routes have the information of their track, and go after the other routes.
+///
+/// The segments keep their ids, the new routes and tracks are selected. There is nothing to do
+/// for the other selections, or for tracks without segments.
+#[derive(Debug)]
+pub struct Convert;
+
+impl Apply for Convert {
+    fn apply(self, state: &mut State) -> Result<(), CommandError> {
+        let selection = state.selection.clone();
+        let next = match &selection {
+            Selection::Route { file_id, rte_ids } => {
+                let file = Rc::make_mut(
+                    state
+                        .files
+                        .get_mut(file_id)
+                        .ok_or(CommandError::NothingToDo)?,
+                );
+                let (converted, kept) = std::mem::take(&mut file.rte)
+                    .into_iter()
+                    .partition::<Vec<_>, _>(|rte| rte_ids.contains(&rte.id));
+                file.rte = kept;
+                let tracks: Vec<Track> = converted
+                    .into_iter()
+                    .map(|rte| Track {
+                        id: Default::default(),
+                        info: rte.info,
+                        trkseg: vec![rte.seg],
+                    })
+                    .collect();
+                let trk_ids: HashSet<_> = tracks.iter().map(|trk| trk.id).collect();
+                file.trk.splice(0..0, tracks);
+                Selection::Track {
+                    file_id: *file_id,
+                    trk_ids,
+                }
+            }
+            Selection::Track { file_id, trk_ids } => {
+                let file = Rc::make_mut(
+                    state
+                        .files
+                        .get_mut(file_id)
+                        .ok_or(CommandError::NothingToDo)?,
+                );
+                let (converted, kept) = std::mem::take(&mut file.trk)
+                    .into_iter()
+                    .partition::<Vec<_>, _>(|trk| trk_ids.contains(&trk.id));
+                file.trk = kept;
+                let routes = converted.into_iter().flat_map(|trk| {
+                    trk.trkseg.into_iter().map(move |seg| Route {
+                        id: Default::default(),
+                        info: trk.info.clone(),
+                        seg,
+                    })
+                });
+                add_routes(&mut file.rte, *file_id, routes)
+            }
+            Selection::TrackSegment {
+                file_id,
+                trk_id,
+                trkseg_ids,
+            } => {
+                let file = Rc::make_mut(
+                    state
+                        .files
+                        .get_mut(file_id)
+                        .ok_or(CommandError::NothingToDo)?,
+                );
+                let trk = file
+                    .trk
+                    .iter_mut()
+                    .find(|trk| trk.id == *trk_id)
+                    .ok_or(CommandError::NothingToDo)?;
+                let (converted, kept) = std::mem::take(&mut trk.trkseg)
+                    .into_iter()
+                    .partition::<Vec<_>, _>(|seg| trkseg_ids.contains(&seg.id));
+                trk.trkseg = kept;
+                let info = trk.info.clone();
+                let routes = converted.into_iter().map(|seg| Route {
+                    id: Default::default(),
+                    info: info.clone(),
+                    seg,
+                });
+                add_routes(&mut file.rte, *file_id, routes)
+            }
+            Selection::Empty
+            | Selection::File { .. }
+            | Selection::Waypoints { .. }
+            | Selection::Waypoint { .. } => return Err(CommandError::NothingToDo),
+        };
+        let empty = match &next {
+            Selection::Route { rte_ids, .. } => rte_ids.is_empty(),
+            Selection::Track { trk_ids, .. } => trk_ids.is_empty(),
+            _ => true,
+        };
+        if empty {
+            // nothing was converted (the changed copy of the file is dropped)
+            return Err(CommandError::NothingToDo);
+        }
+        *state.selection = next;
+        Ok(())
+    }
+}
+
+/// Adds the routes after the other routes, and gives the selection of them.
+fn add_routes(
+    rte: &mut Vec<Route>,
+    file_id: FileId,
+    routes: impl Iterator<Item = Route>,
+) -> Selection {
+    let start = rte.len();
+    rte.extend(routes);
+    Selection::Route {
+        file_id,
+        rte_ids: rte[start..].iter().map(|rte| rte.id).collect(),
+    }
+}

gpx-rs/src/engine/command/edit/metadata.rs

@@ -1,4 +1,6 @@
-use crate::{Apply, CommandError, Edit, Editor, File, State, Track, update_selected};
+use crate::{
+    Apply, CommandError, Edit, Editor, File, Route, State, Track, TrackInfo, update_selected,
+};
 
 #[derive(Debug)]
 pub struct Metadata<'a> {
@@ -13,21 +15,33 @@ impl Apply for Metadata<'_> {
     }
 }
 
+impl Metadata<'_> {
+    fn set(&self, info: &mut TrackInfo) -> Edit {
+        info.name = Some(self.name.to_owned());
+        info.desc = Some(self.desc.to_owned());
+        Edit::Changed
+    }
+}
+
 impl Editor for Metadata<'_> {
     fn file(&mut self, file: &mut File) -> Edit {
         file.info.name = self.name.to_owned();
         file.info.desc = Some(self.desc.to_owned());
-        // a single track is named like the file
-        if let [track] = file.trk.as_mut_slice() {
-            track.info.name = Some(self.name.to_owned());
+        // a single route or track is named like the file
+        match (file.rte.as_mut_slice(), file.trk.as_mut_slice()) {
+            ([route], []) => route.info.name = Some(self.name.to_owned()),
+            ([], [track]) => track.info.name = Some(self.name.to_owned()),
+            _ => {}
         }
         Edit::Changed
     }
 
+    fn route(&mut self, route: &mut Route) -> Edit {
+        self.set(&mut route.info)
+    }
+
     fn track(&mut self, track: &mut Track) -> Edit {
-        track.info.name = Some(self.name.to_owned());
-        track.info.desc = Some(self.desc.to_owned());
-        Edit::Changed
+        self.set(&mut track.info)
     }
 }
 
@@ -45,12 +59,14 @@ mod tests {
         New {
             name: "first",
             trackpoint: None,
+            route: false,
         }
         .apply(&mut fx.state())
         .unwrap();
         New {
             name: "second",
             trackpoint: None,
+            route: false,
         }
         .apply(&mut fx.state())
         .unwrap(); // now selected
@@ -108,6 +124,7 @@ mod tests {
         New {
             name: "file",
             trackpoint: None,
+            route: false,
         }
         .apply(&mut fx.state())
         .unwrap();

gpx-rs/src/engine/command/edit/mod.rs

@@ -1,9 +1,13 @@
+mod convert;
 mod metadata;
+mod new_route;
 mod new_track;
 mod new_track_segment;
 mod style;
 
+pub use convert::*;
 pub use metadata::*;
+pub use new_route::*;
 pub use new_track::*;
 pub use new_track_segment::*;
 pub use style::*;

gpx-rs/src/engine/command/edit/new_route.rs

@@ -0,0 +1,55 @@
+use crate::{Apply, CommandError, Edit, Editor, File, Route, State, update_selected};
+
+use super::new_track::common_style;
+
+/// Adds an empty route to the selected files, with the style that their routes and tracks agree
+/// on (see [`crate::NewTrack`]).
+#[derive(Debug)]
+pub struct NewRoute;
+
+impl Apply for NewRoute {
+    fn apply(mut self, state: &mut State) -> Result<(), CommandError> {
+        update_selected(state, &mut self);
+        Ok(())
+    }
+}
+
+impl Editor for NewRoute {
+    fn file(&mut self, file: &mut File) -> Edit {
+        file.rte.push(Route {
+            info: common_style(file),
+            ..Default::default()
+        });
+        Edit::Changed
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use crate::{New, engine::command::fixture::Fixture};
+
+    use super::*;
+
+    #[test]
+    fn test_new_route_has_the_style_of_the_tracks_and_an_empty_segment() {
+        let mut fx = Fixture::default();
+        New {
+            name: "file",
+            trackpoint: None,
+            route: false,
+        }
+        .apply(&mut fx.state())
+        .unwrap();
+        crate::NewTrack.apply(&mut fx.state()).unwrap();
+        let file = std::rc::Rc::make_mut(fx.files.values_mut().next().unwrap());
+        file.trk[0].info.color = Some("ff0000".into());
+        NewRoute.apply(&mut fx.state()).unwrap();
+        NewRoute.apply(&mut fx.state()).unwrap();
+
+        let file = fx.files.values().next().unwrap();
+        assert_eq!(file.rte.len(), 2);
+        assert_ne!(file.rte[0].id, file.rte[1].id);
+        assert!(file.rte[0].seg.is_empty());
+        assert_eq!(file.rte[1].info.color.as_deref(), Some("ff0000"));
+    }
+}

gpx-rs/src/engine/command/edit/new_track.rs

@@ -1,4 +1,4 @@
-use crate::{Apply, CommandError, Edit, Editor, File, State, Track, update_selected};
+use crate::{Apply, CommandError, Edit, Editor, File, State, Track, TrackInfo, update_selected};
 
 #[derive(Debug)]
 pub struct NewTrack;
@@ -12,20 +12,41 @@ impl Apply for NewTrack {
 
 impl Editor for NewTrack {
     fn file(&mut self, file: &mut File) -> Edit {
-        let mut track = Track::default();
-        track.info.color = common(file, |t| &t.info.color);
-        track.info.opacity = common(file, |t| &t.info.opacity);
-        track.info.width = common(file, |t| &t.info.width);
-        file.trk.push(track);
+        file.trk.push(Track {
+            info: common_style(file),
+            ..Default::default()
+        });
         Edit::Changed
     }
 }
 
-/// Returns the value of a style attribute if all existing tracks agree on it.
-fn common<T: Clone + PartialEq>(file: &File, get: impl Fn(&Track) -> &Option<T>) -> Option<T> {
-    let mut tracks = file.trk.iter();
-    let first = get(tracks.next()?);
-    tracks.all(|t| get(t) == first).then(|| first.clone())?
+/// The style that all the routes and tracks of the file agree on: each attribute is set if they
+/// all have the same value for it.
+pub(super) fn common_style(file: &File) -> TrackInfo {
+    let infos: Vec<&TrackInfo> = file
+        .rte
+        .iter()
+        .map(|rte| &rte.info)
+        .chain(file.trk.iter().map(|trk| &trk.info))
+        .collect();
+    TrackInfo {
+        color: common(&infos, |info| &info.color),
+        opacity: common(&infos, |info| &info.opacity),
+        width: common(&infos, |info| &info.width),
+        ..Default::default()
+    }
+}
+
+/// Returns the value of a style attribute if all the infos agree on it.
+fn common<T: Clone + PartialEq>(
+    infos: &[&TrackInfo],
+    get: impl Fn(&TrackInfo) -> &Option<T>,
+) -> Option<T> {
+    let mut infos = infos.iter();
+    let first = get(infos.next()?);
+    infos
+        .all(|info| get(info) == first)
+        .then(|| first.clone())?
 }
 
 #[cfg(test)]
@@ -40,6 +61,7 @@ mod tests {
         New {
             name: "file",
             trackpoint: None,
+            route: false,
         }
         .apply(&mut fx.state())
         .unwrap();
@@ -56,6 +78,7 @@ mod tests {
         New {
             name: "file",
             trackpoint: None,
+            route: false,
         }
         .apply(&mut fx.state())
         .unwrap();

gpx-rs/src/engine/command/edit/new_track_segment.rs

@@ -29,6 +29,7 @@ mod tests {
         New {
             name: "file",
             trackpoint: None,
+            route: false,
         }
         .apply(&mut fx.state())
         .unwrap();

gpx-rs/src/engine/command/edit/style.rs

@@ -1,4 +1,4 @@
-use crate::{Apply, CommandError, Edit, Editor, State, Track, update_selected};
+use crate::{Apply, CommandError, Edit, Editor, Route, State, Track, TrackInfo, update_selected};
 
 #[derive(Debug)]
 pub struct Style<'a> {
@@ -14,21 +14,31 @@ impl Apply for Style<'_> {
     }
 }
 
-impl Editor for Style<'_> {
-    fn track(&mut self, track: &mut Track) -> Edit {
+impl Style<'_> {
+    fn set(&self, info: &mut TrackInfo) -> Edit {
         if let Some(color) = self.color {
-            track.info.color = Some(color.to_owned());
+            info.color = Some(color.to_owned());
         }
         if self.opacity.is_some() {
-            track.info.opacity = self.opacity;
+            info.opacity = self.opacity;
         }
         if self.width.is_some() {
-            track.info.width = self.width;
+            info.width = self.width;
         }
         Edit::Changed
     }
 }
 
+impl Editor for Style<'_> {
+    fn route(&mut self, route: &mut Route) -> Edit {
+        self.set(&mut route.info)
+    }
+
+    fn track(&mut self, track: &mut Track) -> Edit {
+        self.set(&mut track.info)
+    }
+}
+
 #[cfg(test)]
 mod tests {
     use std::collections::HashSet;

gpx-rs/src/engine/command/file/delete.rs

@@ -3,7 +3,7 @@ use std::rc::Rc;
 use crate::{Apply, CommandError, FileId, Files, Selection, State, Waypoint};
 
 /// Deletes the selected elements. With `whole_files`, the files holding the selected elements
-/// are deleted instead, even if only a track or a waypoint is selected.
+/// are deleted instead, even if only a route, a track or a waypoint is selected.
 #[derive(Debug)]
 pub struct Delete {
     pub whole_files: bool,
@@ -23,6 +23,21 @@ impl Apply for Delete {
                 state.order.0.retain(|id| !file_ids.contains(id));
                 Selection::Empty
             }
+            Selection::Route { file_id, rte_ids } => {
+                let file = state
+                    .files
+                    .get_mut(file_id)
+                    .ok_or(CommandError::NothingToDo)?;
+                let file = Rc::make_mut(file);
+                let len = file.rte.len();
+                file.rte.retain(|rte| !rte_ids.contains(&rte.id));
+                if file.rte.len() == len {
+                    return Err(CommandError::NothingToDo);
+                }
+                Selection::File {
+                    file_ids: [*file_id].into(),
+                }
+            }
             Selection::Track { file_id, trk_ids } => {
                 let file = state
                     .files
@@ -131,6 +146,7 @@ mod tests {
         crate::New {
             name: "keep",
             trackpoint: None,
+            route: false,
         }
         .apply(&mut fx.state())
         .unwrap();
@@ -265,6 +281,7 @@ mod tests {
             crate::New {
                 name: "keep",
                 trackpoint: None,
+                route: false,
             }
             .apply(&mut fx.state())
             .unwrap();

gpx-rs/src/engine/command/file/delete_all.rs

@@ -31,12 +31,14 @@ mod tests {
         crate::New {
             name: "a",
             trackpoint: None,
+            route: false,
         }
         .apply(&mut fx.state())
         .unwrap();
         crate::New {
             name: "b",
             trackpoint: None,
+            route: false,
         }
         .apply(&mut fx.state())
         .unwrap();

gpx-rs/src/engine/command/file/duplicate.rs

@@ -1,8 +1,8 @@
 use std::{collections::HashSet, rc::Rc};
 
 use crate::{
-    Apply, CommandError, FileId, Files, Selection, State, Waypoint, copy_file, copy_segment,
-    copy_track, copy_waypoint,
+    Apply, CommandError, FileId, Files, Selection, State, Waypoint, copy_file, copy_route,
+    copy_segment, copy_track, copy_waypoint,
 };
 
 #[derive(Debug)]
@@ -35,6 +35,30 @@ impl Apply for Duplicate {
                 state.order.0.splice(at..at, order);
                 Selection::File { file_ids: copies }
             }
+            Selection::Route { file_id, rte_ids } => {
+                let file = state
+                    .files
+                    .get_mut(file_id)
+                    .ok_or(CommandError::NothingToDo)?;
+                let file = Rc::make_mut(file);
+                let mut copies = HashSet::new();
+                append_copies(
+                    &mut file.rte,
+                    |rte| rte_ids.contains(&rte.id),
+                    |rte| {
+                        let copy = copy_route(rte);
+                        copies.insert(copy.id);
+                        copy
+                    },
+                );
+                if copies.is_empty() {
+                    return Err(CommandError::NothingToDo);
+                }
+                Selection::Route {
+                    file_id: *file_id,
+                    rte_ids: copies,
+                }
+            }
             Selection::Track { file_id, trk_ids } => {
                 let file = state
                     .files
@@ -193,6 +217,7 @@ mod tests {
             crate::New {
                 name,
                 trackpoint: None,
+                route: false,
             }
             .apply(&mut fx.state())
             .unwrap();

gpx-rs/src/engine/command/file/load.rs

@@ -85,6 +85,7 @@ mod tests {
         crate::New {
             name: "keep",
             trackpoint: None,
+            route: false,
         }
         .apply(&mut fx.state())
         .unwrap();
@@ -140,6 +141,7 @@ mod tests {
         crate::New {
             name: "before",
             trackpoint: None,
+            route: false,
         }
         .apply(&mut fx.state())
         .unwrap();
@@ -189,6 +191,7 @@ mod tests {
         crate::New {
             name: "keep",
             trackpoint: None,
+            route: false,
         }
         .apply(&mut fx.state())
         .unwrap();

gpx-rs/src/engine/command/file/move_elements.rs

@@ -9,6 +9,8 @@ use crate::{
 pub enum MoveTarget {
     /// The list of files.
     Files { index: usize },
+    /// The routes of a file.
+    Routes { file_id: FileId, index: usize },
     /// The tracks of a file.
     Tracks { file_id: FileId, index: usize },
     /// The segments of a track.
@@ -26,9 +28,10 @@ pub enum MoveTarget {
 ///
 /// What can go where:
 /// - files: among the files;
-/// - tracks: among the files (each track becomes a file), or among the tracks of a file;
-/// - segments: among the files (each segment becomes a file), among the tracks of a file (each
-///   segment becomes a track), or among the segments of a track;
+/// - routes and tracks: among the files (each one becomes a file), or among the routes or the
+///   tracks of a file, where they keep their kind (see [`Destination`]);
+/// - segments: among the files (each segment becomes a file), among the routes or the tracks of a
+///   file (each segment becomes a route or a track), or among the segments of a track;
 /// - waypoints, or all the waypoints of a file (the waypoints node): among the waypoints of a
 ///   file.
 #[derive(Debug)]
@@ -41,6 +44,9 @@ impl From<MoveTarget> for Destination {
     fn from(target: MoveTarget) -> Self {
         match target {
             MoveTarget::Files { index } => Destination::Files(Place::Index(index)),
+            MoveTarget::Routes { file_id, index } => {
+                Destination::Routes(file_id, Place::Index(index))
+            }
             MoveTarget::Tracks { file_id, index } => {
                 Destination::Tracks(file_id, Place::Index(index))
             }

gpx-rs/src/engine/command/file/new.rs

@@ -1,12 +1,16 @@
-use crate::{Apply, CommandError, File, LngLat, State, Track, TrackSegment, Trackpoint, produce};
+use crate::{
+    Apply, CommandError, File, LngLat, Route, State, Track, TrackSegment, Trackpoint, produce,
+};
 
-/// Creates an empty file and selects it. With a `trackpoint`, the file starts with a track and a
-/// segment that hold it: it is how the routing tool starts a route on an empty map, in a single
-/// undo step.
+/// Creates an empty file and selects it. With `route`, the file starts with a route, which is
+/// empty. With a `trackpoint`, the file starts with a segment that holds it, the one of its route
+/// with `route` or of a track otherwise: it is how the routing tool starts a route on an empty map,
+/// in a single undo step.
 #[derive(Debug)]
 pub struct New<'a> {
     pub name: &'a str,
     pub trackpoint: Option<NewTrackpoint>,
+    pub route: bool,
 }
 
 #[derive(Debug, Clone, Copy)]
@@ -21,8 +25,8 @@ impl Apply for New<'_> {
         produce(state, |_| {
             let mut file = File::default();
             file.info.name = self.name.to_owned();
+            let mut segment = TrackSegment::default();
             if let Some(point) = self.trackpoint {
-                let mut segment = TrackSegment::default();
                 // the ends of a segment are anchors of the routing tool
                 segment.splice(
                     0,
@@ -36,6 +40,13 @@ impl Apply for New<'_> {
                         ..Default::default()
                     }],
                 );
+            }
+            if self.route {
+                file.rte.push(Route {
+                    seg: segment,
+                    ..Default::default()
+                });
+            } else if self.trackpoint.is_some() {
                 file.trk.push(Track {
                     trkseg: vec![segment],
                     ..Default::default()
@@ -59,7 +70,8 @@ mod tests {
         assert!(
             New {
                 name: "new",
-                trackpoint: None
+                trackpoint: None,
+                route: false,
             }
             .apply(&mut fx.state())
             .is_ok()
@@ -83,6 +95,7 @@ mod tests {
         New {
             name: "new",
             trackpoint: Some(point),
+            route: false,
         }
         .apply(&mut fx.state())
         .unwrap();
@@ -98,4 +111,38 @@ mod tests {
         assert_eq!(segment[0].anchor, Some(0));
         assert_eq!(fx.selected_files(), [file.id].into());
     }
+
+    #[test]
+    fn test_new_with_a_route() {
+        let mut fx = Fixture::default();
+        New {
+            name: "new",
+            trackpoint: None,
+            route: true,
+        }
+        .apply(&mut fx.state())
+        .unwrap();
+        let file = fx.files.values().next().unwrap();
+        assert_eq!((file.rte.len(), file.trk.len()), (1, 0));
+        assert!(file.rte[0].seg.is_empty());
+        assert_eq!(fx.selected_files(), [file.id].into());
+
+        // the trackpoint goes to the route
+        let mut fx = Fixture::default();
+        New {
+            name: "new",
+            trackpoint: Some(NewTrackpoint {
+                lng: 1.0,
+                lat: 2.0,
+                ele: 3.0,
+            }),
+            route: true,
+        }
+        .apply(&mut fx.state())
+        .unwrap();
+        let file = fx.files.values().next().unwrap();
+        assert_eq!((file.rte.len(), file.trk.len()), (1, 0));
+        assert_eq!(file.rte[0].seg.len(), 1);
+        assert_eq!(file.rte[0].seg[0].anchor, Some(0));
+    }
 }

gpx-rs/src/engine/command/file/paste.rs

@@ -1,18 +1,21 @@
 use std::{collections::HashSet, hash::Hash};
 
 use crate::{
-    Apply, ClipboardContent, CommandError, Destination, FileId, Place, Selection, State, TrackId,
-    TrackSegmentId, WaypointId, transfer, waypoint_ids,
+    Apply, ClipboardContent, CommandError, Destination, FileId, Place, RouteId, Selection, State,
+    TrackId, TrackSegmentId, WaypointId, transfer, waypoint_ids,
 };
 
 /// Pastes what was copied or cut (see [`crate::Clipboard`]).
 ///
 /// Where it goes depends on the selection, see [`crate::Clipboard::can_paste`]:
-/// - nothing selected: the files are copied, and tracks and segments become new files (named
-///   like their track, or like the file they come from);
-/// - a file: the tracks are added to it, segments become new tracks in it, and the waypoints are
-///   added to its own;
-/// - a track: the segments are added to it, tracks go after it in its file;
+/// - nothing selected: the files are copied, and routes, tracks and segments become new files
+///   (named like their route or track, or like the file they come from);
+/// - a file: the routes and tracks are added to it, segments become new tracks in it, and the
+///   waypoints are added to its own;
+/// - a route: routes, and segments as new routes, go after it in its file, tracks go before the
+///   other tracks (right after the routes);
+/// - a track: the segments are added to it, tracks go after it in its file, and routes after the
+///   other routes;
 /// - a segment: the segments go after it in its track;
 /// - the waypoints or a waypoint: the waypoints are added to their file, after the waypoint.
 ///
@@ -46,6 +49,14 @@ impl Apply for Paste {
     }
 }
 
+fn route_ids_of(state: &State, file_id: FileId) -> Vec<RouteId> {
+    state
+        .files
+        .get(&file_id)
+        .map(|file| file.rte.iter().map(|rte| rte.id).collect())
+        .unwrap_or_default()
+}
+
 fn track_ids_of(state: &State, file_id: FileId) -> Vec<TrackId> {
     state
         .files
@@ -79,14 +90,34 @@ fn destination(state: &State, content: &ClipboardContent) -> Result<Destination,
     };
     Ok(match (content, &*state.selection) {
         (ClipboardContent::Files(_), _) => Destination::Files(Place::End),
-        (ClipboardContent::Tracks(_) | ClipboardContent::Segments(_), Selection::Empty) => {
-            Destination::Files(Place::End)
+        (
+            ClipboardContent::Routes(_)
+            | ClipboardContent::Tracks(_)
+            | ClipboardContent::Segments(_),
+            Selection::Empty,
+        ) => Destination::Files(Place::End),
+        (ClipboardContent::Routes(_), Selection::File { file_ids }) => {
+            Destination::Routes(last_file(file_ids)?, Place::End)
+        }
+        // routes and tracks keep their kind (see `Destination`)
+        (
+            ClipboardContent::Routes(_)
+            | ClipboardContent::Tracks(_)
+            | ClipboardContent::Segments(_),
+            Selection::Route { file_id, rte_ids },
+        ) => {
+            let last =
+                last_selected(route_ids_of(state, *file_id).into_iter(), rte_ids).ok_or(nothing)?;
+            Destination::Routes(*file_id, Place::After(last))
         }
         (
             ClipboardContent::Tracks(_) | ClipboardContent::Segments(_),
             Selection::File { file_ids },
         ) => Destination::Tracks(last_file(file_ids)?, Place::End),
-        (ClipboardContent::Tracks(_), Selection::Track { file_id, trk_ids }) => {
+        (
+            ClipboardContent::Routes(_) | ClipboardContent::Tracks(_),
+            Selection::Track { file_id, trk_ids },
+        ) => {
             let last =
                 last_selected(track_ids_of(state, *file_id).into_iter(), trk_ids).ok_or(nothing)?;
             Destination::Tracks(*file_id, Place::After(last))

gpx-rs/src/engine/command/file/sync.rs

@@ -80,6 +80,7 @@ mod tests {
         New {
             name,
             trackpoint: None,
+            route: false,
         }
         .apply(&mut fx.state())
         .unwrap();

gpx-rs/src/engine/command/file/transfer.rs

@@ -5,9 +5,9 @@
 use std::{collections::HashSet, rc::Rc};
 
 use crate::{
-    ClipboardContent, ClipboardSegment, ClipboardTrack, CommandError, File, FileId, Selection,
-    State, Track, TrackId, TrackSegment, TrackSegmentId, Waypoint, WaypointId, copy_file,
-    copy_segment, copy_track, copy_waypoint,
+    ClipboardContent, ClipboardRoute, ClipboardSegment, ClipboardTrack, CommandError, File, FileId,
+    Route, RouteId, Selection, State, Track, TrackId, TrackSegment, TrackSegmentId, Waypoint,
+    WaypointId, copy_file, copy_route, copy_segment, copy_track, copy_waypoint,
 };
 
 /// Where elements are put, among the others of the same list.
@@ -37,15 +37,20 @@ impl<T: Copy + PartialEq> Place<T> {
 
 /// Where elements go. What can go where:
 /// - files: among the files;
+/// - routes: among the files (each route becomes a file, named like the route, or like the file
+///   it comes from), or among the routes of a file. Among the tracks of a file, they stay routes,
+///   which come before the tracks: they go after the other routes;
 /// - tracks: among the files (each track becomes a file, named like the track, or like the file
-///   it comes from), or among the tracks of a file;
+///   it comes from), or among the tracks of a file. Among the routes of a file, they stay tracks,
+///   which come after the routes: they go before the other tracks;
 /// - segments: among the files (each segment becomes a file with a track, named like its track,
-///   or like its file), among the tracks of a file (each segment becomes a track), or among the
-///   segments of a track;
+///   or like its file), among the routes or the tracks of a file (each segment becomes a route or
+///   a track), or among the segments of a track;
 /// - waypoints: among the waypoints of a file.
 #[derive(Debug, Clone, Copy)]
 pub enum Destination {
     Files(Place<FileId>),
+    Routes(FileId, Place<RouteId>),
     Tracks(FileId, Place<TrackId>),
     Segments(FileId, TrackId, Place<TrackSegmentId>),
     Waypoints(FileId, Place<WaypointId>),
@@ -93,6 +98,14 @@ pub fn remove_elements(state: &mut State, content: &ClipboardContent) {
             state.files.retain(|id, _| !ids.contains(id));
             state.order.0.retain(|id| !ids.contains(id));
         }
+        ClipboardContent::Routes(routes) => {
+            let ids: HashSet<RouteId> = routes.iter().map(|rte| rte.route.id).collect();
+            for file in state.files.values_mut() {
+                if file.rte.iter().any(|rte| ids.contains(&rte.id)) {
+                    Rc::make_mut(file).rte.retain(|rte| !ids.contains(&rte.id));
+                }
+            }
+        }
         ClipboardContent::Tracks(tracks) => {
             let ids: HashSet<TrackId> = tracks.iter().map(|trk| trk.track.id).collect();
             for file in state.files.values_mut() {
@@ -141,7 +154,9 @@ pub fn transfer(
     // the destination has to be there, before anything is changed
     let exists = match to {
         Destination::Files(_) => true,
-        Destination::Tracks(file_id, _) => state.files.contains_key(&file_id),
+        Destination::Routes(file_id, _) | Destination::Tracks(file_id, _) => {
+            state.files.contains_key(&file_id)
+        }
         Destination::Segments(file_id, trk_id, _) => state
             .files
             .get(&file_id)
@@ -152,17 +167,21 @@ pub fn transfer(
         (content, to),
         (ClipboardContent::Files(_), Destination::Files(_))
             | (
-                ClipboardContent::Tracks(_),
-                Destination::Files(_) | Destination::Tracks(..)
+                ClipboardContent::Routes(_) | ClipboardContent::Tracks(_),
+                Destination::Files(_) | Destination::Routes(..) | Destination::Tracks(..)
             )
             | (
                 ClipboardContent::Segments(_),
-                Destination::Files(_) | Destination::Tracks(..) | Destination::Segments(..),
+                Destination::Files(_)
+                    | Destination::Routes(..)
+                    | Destination::Tracks(..)
+                    | Destination::Segments(..),
             )
             | (ClipboardContent::Waypoints(_), Destination::Waypoints(..))
     );
     let empty = match content {
         ClipboardContent::Files(files) => files.is_empty(),
+        ClipboardContent::Routes(routes) => routes.is_empty(),
         ClipboardContent::Tracks(tracks) => tracks.is_empty(),
         ClipboardContent::Segments(segments) => segments.is_empty(),
         ClipboardContent::Waypoints(waypoints) => waypoints.is_empty(),
@@ -189,6 +208,7 @@ pub fn transfer(
                 .collect();
             Ok(add_files(state, files, place))
         }
+        (ClipboardContent::Routes(routes), to) => transfer_routes(state, routes, copy, to),
         (ClipboardContent::Tracks(tracks), to) => transfer_tracks(state, tracks, copy, to),
         (ClipboardContent::Segments(segments), to) => transfer_segments(state, segments, copy, to),
         (ClipboardContent::Waypoints(waypoints), Destination::Waypoints(file_id, place)) => {
@@ -198,6 +218,89 @@ pub fn transfer(
     }
 }
 
+/// Puts the routes among the routes of a file, at `place`, and gives the selection of them.
+fn insert_routes(
+    state: &mut State,
+    file_id: FileId,
+    place: Place<RouteId>,
+    routes: Vec<Route>,
+) -> Result<Selection, CommandError> {
+    let ids: HashSet<RouteId> = routes.iter().map(|rte| rte.id).collect();
+    let file = file_mut(state, file_id)?;
+    let existing: Vec<RouteId> = file.rte.iter().map(|rte| rte.id).collect();
+    let at = place.position(&existing);
+    file.rte.splice(at..at, routes);
+    Ok(Selection::Route {
+        file_id,
+        rte_ids: ids,
+    })
+}
+
+fn transfer_routes(
+    state: &mut State,
+    routes: &[ClipboardRoute],
+    copy: bool,
+    to: Destination,
+) -> Result<Selection, CommandError> {
+    let routes: Vec<(Route, &str)> = routes
+        .iter()
+        .map(|clip| {
+            let route = if copy {
+                copy_route(&clip.route)
+            } else {
+                clip.route.clone()
+            };
+            (route, clip.file_name.as_str())
+        })
+        .collect();
+    match to {
+        Destination::Files(place) => {
+            let files = routes
+                .into_iter()
+                .map(|(route, file_name)| {
+                    let name = route
+                        .info
+                        .name
+                        .clone()
+                        .unwrap_or_else(|| file_name.to_owned());
+                    Rc::new(File {
+                        rte: vec![route],
+                        ..new_file(&name, vec![])
+                    })
+                })
+                .collect();
+            Ok(add_files(state, files, place))
+        }
+        Destination::Routes(file_id, place) => {
+            let routes = routes.into_iter().map(|(route, _)| route).collect();
+            insert_routes(state, file_id, place, routes)
+        }
+        Destination::Tracks(file_id, _) => {
+            let routes = routes.into_iter().map(|(route, _)| route).collect();
+            insert_routes(state, file_id, Place::End, routes)
+        }
+        _ => Err(CommandError::NothingToDo),
+    }
+}
+
+/// Puts the tracks among the tracks of a file, at `place`, and gives the selection of them.
+fn insert_tracks(
+    state: &mut State,
+    file_id: FileId,
+    place: Place<TrackId>,
+    tracks: Vec<Track>,
+) -> Result<Selection, CommandError> {
+    let ids: HashSet<TrackId> = tracks.iter().map(|trk| trk.id).collect();
+    let file = file_mut(state, file_id)?;
+    let existing: Vec<TrackId> = file.trk.iter().map(|trk| trk.id).collect();
+    let at = place.position(&existing);
+    file.trk.splice(at..at, tracks);
+    Ok(Selection::Track {
+        file_id,
+        trk_ids: ids,
+    })
+}
+
 fn transfer_tracks(
     state: &mut State,
     tracks: &[ClipboardTrack],
@@ -231,16 +334,12 @@ fn transfer_tracks(
             Ok(add_files(state, files, place))
         }
         Destination::Tracks(file_id, place) => {
-            let tracks: Vec<Track> = tracks.into_iter().map(|(track, _)| track).collect();
-            let ids: HashSet<TrackId> = tracks.iter().map(|trk| trk.id).collect();
-            let file = file_mut(state, file_id)?;
-            let existing: Vec<TrackId> = file.trk.iter().map(|trk| trk.id).collect();
-            let at = place.position(&existing);
-            file.trk.splice(at..at, tracks);
-            Ok(Selection::Track {
-                file_id,
-                trk_ids: ids,
-            })
+            let tracks = tracks.into_iter().map(|(track, _)| track).collect();
+            insert_tracks(state, file_id, place, tracks)
+        }
+        Destination::Routes(file_id, _) => {
+            let tracks = tracks.into_iter().map(|(track, _)| track).collect();
+            insert_tracks(state, file_id, Place::Index(0), tracks)
         }
         _ => Err(CommandError::NothingToDo),
     }
@@ -276,20 +375,22 @@ fn transfer_segments(
                 .collect();
             Ok(add_files(state, files, place))
         }
+        Destination::Routes(file_id, place) => {
+            let routes = segments
+                .into_iter()
+                .map(|(seg, _)| Route {
+                    seg,
+                    ..Default::default()
+                })
+                .collect();
+            insert_routes(state, file_id, place, routes)
+        }
         Destination::Tracks(file_id, place) => {
-            let tracks: Vec<Track> = segments
+            let tracks = segments
                 .into_iter()
                 .map(|(segment, _)| own_track(segment))
                 .collect();
-            let ids = tracks.iter().map(|trk| trk.id).collect();
-            let file = file_mut(state, file_id)?;
-            let existing: Vec<TrackId> = file.trk.iter().map(|trk| trk.id).collect();
-            let at = place.position(&existing);
-            file.trk.splice(at..at, tracks);
-            Ok(Selection::Track {
-                file_id,
-                trk_ids: ids,
-            })
+            insert_tracks(state, file_id, place, tracks)
         }
         Destination::Segments(file_id, trk_id, place) => {
             let segments: Vec<TrackSegment> =

gpx-rs/src/engine/command/mod.rs

@@ -4,6 +4,8 @@ mod file;
 #[cfg(test)]
 pub(crate) mod fixture;
 mod pattern;
+#[cfg(test)]
+mod routes_tests;
 mod tools;
 
 pub use apply::*;
@@ -31,13 +33,15 @@ pub enum Command<'a> {
     Move(Move),
     DeleteAll(DeleteAll),
     DeleteWaypoint(DeleteWaypoint),
+    Convert(Convert),
     Metadata(Metadata<'a>),
     Style(Style<'a>),
+    NewRoute(NewRoute),
     NewTrack(NewTrack),
     NewTrackSegment(NewTrackSegment),
     Reverse(Reverse),
     RoundTrip(RoundTrip),
-    Route(Route<'a>),
+    Reroute(Reroute<'a>),
     NewWaypoint(NewWaypoint<'a>),
     EditWaypoint(EditWaypoint<'a>),
     MoveWaypoint(MoveWaypoint),
@@ -66,13 +70,15 @@ impl Apply for Command<'_> {
             Command::Move(c) => c.apply(state),
             Command::DeleteAll(c) => c.apply(state),
             Command::DeleteWaypoint(c) => c.apply(state),
+            Command::Convert(c) => c.apply(state),
             Command::Metadata(c) => c.apply(state),
             Command::Style(c) => c.apply(state),
+            Command::NewRoute(c) => c.apply(state),
             Command::NewTrack(c) => c.apply(state),
             Command::NewTrackSegment(c) => c.apply(state),
             Command::Reverse(c) => c.apply(state),
             Command::RoundTrip(c) => c.apply(state),
-            Command::Route(c) => c.apply(state),
+            Command::Reroute(c) => c.apply(state),
             Command::NewWaypoint(c) => c.apply(state),
             Command::EditWaypoint(c) => c.apply(state),
             Command::MoveWaypoint(c) => c.apply(state),

gpx-rs/src/engine/command/pattern/copy.rs

@@ -1,4 +1,4 @@
-use crate::{File, Track, TrackSegment, Waypoint};
+use crate::{File, Route, Track, TrackSegment, Waypoint};
 
 // The trackpoints of a segment are shared chunks, so copying elements is cheap.
 
@@ -18,10 +18,20 @@ pub fn copy_track(track: &Track) -> Track {
     }
 }
 
-/// A copy of the file and of its tracks and segments, with new ids.
+/// A copy of the route and of its segment, with new ids.
+pub fn copy_route(route: &Route) -> Route {
+    Route {
+        id: Default::default(),
+        seg: copy_segment(&route.seg),
+        ..route.clone()
+    }
+}
+
+/// A copy of the file and of its routes, tracks and segments, with new ids.
 pub fn copy_file(file: &File) -> File {
     File {
         id: Default::default(),
+        rte: file.rte.iter().map(copy_route).collect(),
         trk: file.trk.iter().map(copy_track).collect(),
         ..file.clone()
     }

gpx-rs/src/engine/command/pattern/update_segments.rs

@@ -18,7 +18,7 @@ pub fn update_segments(
         let file = files
             .entry(location.file_id)
             .or_insert_with(|| (*state.files[&location.file_id]).clone());
-        f(i, &mut file.trk[location.trk].trkseg[location.seg]);
+        f(i, file.segment_mut(location.index));
     }
     for (file_id, file) in files {
         state.files.insert(file_id, Rc::new(file));
@@ -31,6 +31,8 @@ mod tests {
 
     use crate::engine::command::fixture::Fixture;
 
+    use crate::SegmentIndex;
+
     use super::*;
 
     fn fixture() -> (Fixture, FileId) {
@@ -49,13 +51,11 @@ mod tests {
         let locations = [
             SegmentLocation {
                 file_id: id,
-                trk: 1,
-                seg: 0,
+                index: SegmentIndex::Track { trk: 1, seg: 0 },
             },
             SegmentLocation {
                 file_id: id,
-                trk: 0,
-                seg: 0,
+                index: SegmentIndex::Track { trk: 0, seg: 0 },
             },
         ];
         let mut calls = vec![];

gpx-rs/src/engine/command/pattern/update_selected.rs

@@ -1,6 +1,6 @@
 use std::rc::Rc;
 
-use crate::{File, FileId, Files, Selection, State, Track, TrackSegment, Waypoint};
+use crate::{File, FileId, Files, Route, Selection, State, Track, TrackSegment, Waypoint};
 
 /// What an [`Editor`] hook did to the element it was given.
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]
@@ -21,13 +21,19 @@ impl Edit {
 
 /// Independent edit of each selected element, without needing the rest of the state.
 ///
-/// A selected file, track or segment is passed to the hook of its own level. By default a
-/// file is forwarded to its tracks and a track to its segments, so an editor only overrides
-/// the level(s) it cares about (metadata: file and track, style: track, reverse: segment).
-/// Waypoints are only edited when selected, never through their file.
+/// A selected file, route, track or segment is passed to the hook of its own level. By default
+/// a file is forwarded to its routes and tracks, and a route or a track to its segments, so an
+/// editor only overrides the level(s) it cares about (metadata: file, route and track, style:
+/// route and track, reverse: segment). Waypoints are only edited when selected, never through
+/// their file.
 pub trait Editor {
     fn file(&mut self, file: &mut File) -> Edit {
-        edit_each(&mut file.trk, |trk| self.track(trk))
+        let routes = edit_each(&mut file.rte, |rte| self.route(rte));
+        routes.merge(edit_each(&mut file.trk, |trk| self.track(trk)))
+    }
+
+    fn route(&mut self, route: &mut Route) -> Edit {
+        edit_segment(self, &mut route.seg)
     }
 
     fn track(&mut self, track: &mut Track) -> Edit {
@@ -95,7 +101,7 @@ fn edit_waypoints<E: Editor + ?Sized>(
     }
 }
 
-/// Applies the editor to every selected file, track or segment.
+/// Applies the editor to every selected file, route, track or segment.
 pub fn update_selected<E: Editor>(state: &mut State, editor: &mut E) {
     match &*state.selection {
         Selection::File { file_ids } => {
@@ -103,6 +109,15 @@ pub fn update_selected<E: Editor>(state: &mut State, editor: &mut E) {
                 update_file(state.files, *id, |file| editor.file(file));
             }
         }
+        Selection::Route { file_id, rte_ids } => {
+            update_file(state.files, *file_id, |file| {
+                edit_where(
+                    &mut file.rte,
+                    |rte| rte_ids.contains(&rte.id),
+                    |rte| editor.route(rte),
+                )
+            });
+        }
         Selection::Track { file_id, trk_ids } => {
             update_file(state.files, *file_id, |file| {
                 edit_where(

gpx-rs/src/engine/command/routes_tests.rs

@@ -0,0 +1,684 @@
+//! The commands on routes: they work as on tracks, a route being a track of a single segment.
+
+use std::rc::Rc;
+
+use crate::{
+    Apply, Clean, CleanType, Clipboard, ClipboardContent, CommandError, Convert, Crop, Delete,
+    Duplicate, Extract, File, FileId, LngLat, LngLatBounds, Merge, MergeType, Metadata, Move,
+    MoveTarget, Paste, Reverse, RouteId, SegmentIndex, Selection, Split, SplitType, Style,
+    engine::command::fixture::Fixture, parse,
+};
+
+/// A file with the 2 routes of `with_routes` and the 2 tracks (of 2 segments) of
+/// `with_tracks_and_segments`, which is the only file and is in the order.
+fn fixture() -> (Fixture, FileId) {
+    let read = |name: &str| {
+        let data = std::fs::read(format!("data/{name}.gpx")).unwrap();
+        parse(&data, &mut Default::default()).unwrap()
+    };
+    let mut file = read("with_tracks_and_segments");
+    file.rte = read("with_routes").rte;
+    assert_eq!((file.rte.len(), file.trk.len()), (2, 2));
+    let mut fx = Fixture::default();
+    let id = file.id;
+    fx.files.insert(id, Rc::new(file));
+    fx.order.0.push(id);
+    (fx, id)
+}
+
+fn file(fx: &Fixture, id: FileId) -> &File {
+    &fx.files[&id]
+}
+
+fn routes(fx: &Fixture, id: FileId, indices: &[usize]) -> Selection {
+    Selection::Route {
+        file_id: id,
+        rte_ids: indices.iter().map(|i| file(fx, id).rte[*i].id).collect(),
+    }
+}
+
+fn whole(id: FileId) -> Selection {
+    Selection::File {
+        file_ids: [id].into(),
+    }
+}
+
+fn lengths(file: &File) -> Vec<usize> {
+    file.segments().map(|segment| segment.len()).collect()
+}
+
+#[test]
+fn test_the_segments_of_a_file_are_the_ones_of_its_routes_then_its_tracks() {
+    let (fx, id) = fixture();
+    let file = file(&fx, id);
+    let locations = whole(id).segment_locations(&fx.files, &fx.order.0);
+    let indices: Vec<SegmentIndex> = locations.iter().map(|l| l.index).collect();
+    assert_eq!(
+        indices,
+        [
+            SegmentIndex::Route(0),
+            SegmentIndex::Route(1),
+            SegmentIndex::Track { trk: 0, seg: 0 },
+            SegmentIndex::Track { trk: 0, seg: 1 },
+            SegmentIndex::Track { trk: 1, seg: 0 },
+            SegmentIndex::Track { trk: 1, seg: 1 },
+        ]
+    );
+    // a selection of routes covers their segments only
+    let selected = routes(&fx, id, &[1]).segment_locations(&fx.files, &fx.order.0);
+    assert_eq!(selected.len(), 1);
+    assert_eq!(selected[0].segment(&fx.files).id, file.rte[1].seg.id);
+}
+
+#[test]
+fn test_routes_are_selected_like_tracks() {
+    let (fx, id) = fixture();
+    let ids: Vec<RouteId> = file(&fx, id).rte.iter().map(|r| r.id).collect();
+
+    let mut selection = routes(&fx, id, &[0]);
+    selection.extend(routes(&fx, id, &[1]));
+    assert_eq!(selection, routes(&fx, id, &[0, 1]));
+    selection.toggle(routes(&fx, id, &[0]));
+    assert_eq!(selection, routes(&fx, id, &[1]));
+    // routes and tracks are not selected together
+    let track = Selection::Track {
+        file_id: id,
+        trk_ids: [file(&fx, id).trk[0].id].into(),
+    };
+    selection.extend(track.clone());
+    assert_eq!(selection, track);
+
+    assert_eq!(
+        routes(&fx, id, &[0]).all_at_level(&fx.files, &fx.order.0),
+        Some(routes(&fx, id, &[0, 1]))
+    );
+    assert_eq!(
+        routes(&fx, id, &[0]).neighbour(&fx.files, &fx.order.0, true),
+        Some(routes(&fx, id, &[1]))
+    );
+    assert_eq!(
+        routes(&fx, id, &[1]).neighbour(&fx.files, &fx.order.0, true),
+        None
+    );
+    assert_eq!(routes(&fx, id, &[1]).to_files(), whole(id));
+
+    let mut gone = Selection::Route {
+        file_id: id,
+        rte_ids: [ids[0], RouteId::default()].into(),
+    };
+    gone.retain_existing(&fx.files);
+    assert_eq!(gone, routes(&fx, id, &[0]));
+}
+
+#[test]
+fn test_delete_and_duplicate_routes() {
+    let (mut fx, id) = fixture();
+    let kept = file(&fx, id).rte[1].id;
+    fx.selection = routes(&fx, id, &[0]);
+    Delete { whole_files: false }
+        .apply(&mut fx.state())
+        .unwrap();
+    assert_eq!(file(&fx, id).rte.len(), 1);
+    assert_eq!(file(&fx, id).rte[0].id, kept);
+    assert_eq!(file(&fx, id).trk.len(), 2);
+    assert_eq!(fx.selection, whole(id));
+
+    fx.selection = routes(&fx, id, &[0]);
+    Duplicate.apply(&mut fx.state()).unwrap();
+    let file = file(&fx, id);
+    assert_eq!(file.rte.len(), 2);
+    assert_ne!(file.rte[1].id, kept);
+    assert_ne!(file.rte[1].seg.id, file.rte[0].seg.id);
+    assert_eq!(file.rte[1].info, file.rte[0].info);
+    assert_eq!(
+        fx.selection,
+        Selection::Route {
+            file_id: id,
+            rte_ids: [file.rte[1].id].into()
+        }
+    );
+}
+
+#[test]
+fn test_metadata_and_style_of_routes() {
+    let (mut fx, id) = fixture();
+    fx.selection = routes(&fx, id, &[1]);
+    Metadata {
+        name: "renamed",
+        desc: "about",
+    }
+    .apply(&mut fx.state())
+    .unwrap();
+    Style {
+        color: Some("00ff00"),
+        opacity: None,
+        width: Some(3.0),
+    }
+    .apply(&mut fx.state())
+    .unwrap();
+    let file = file(&fx, id);
+    let info = &file.rte[1].info;
+    assert_eq!(info.name.as_deref(), Some("renamed"));
+    assert_eq!(info.desc.as_deref(), Some("about"));
+    assert_eq!(info.color.as_deref(), Some("00ff00"));
+    assert_eq!(info.width, Some(3.0));
+    assert_ne!(file.rte[0].info.name.as_deref(), Some("renamed"));
+
+    // the style of a file is the one of its routes and tracks
+    fx.selection = whole(id);
+    Style {
+        color: Some("ff0000"),
+        opacity: None,
+        width: None,
+    }
+    .apply(&mut fx.state())
+    .unwrap();
+    let file = &fx.files[&id];
+    assert!(
+        file.rte
+            .iter()
+            .map(|r| &r.info)
+            .chain(file.trk.iter().map(|t| &t.info))
+            .all(|info| info.color.as_deref() == Some("ff0000"))
+    );
+}
+
+#[test]
+fn test_copy_and_paste_routes() {
+    let (mut fx, id) = fixture();
+    let copied = file(&fx, id).rte[0].clone();
+    fx.clipboard = Clipboard::new(&routes(&fx, id, &[0]), &fx.files, &fx.order.0, false);
+    assert!(matches!(
+        fx.clipboard.as_ref().unwrap().content,
+        ClipboardContent::Routes(_)
+    ));
+
+    // after the selected route
+    fx.selection = routes(&fx, id, &[1]);
+    Paste.apply(&mut fx.state()).unwrap();
+    let file = file(&fx, id);
+    assert_eq!(file.rte.len(), 3);
+    assert_ne!(file.rte[2].id, copied.id);
+    assert_eq!(file.rte[2].seg.len(), copied.seg.len());
+    assert!(
+        matches!(&fx.selection, Selection::Route { rte_ids, .. } if rte_ids.contains(&file.rte[2].id))
+    );
+
+    // nothing selected: a new file, named like the route
+    fx.selection = Selection::Empty;
+    Paste.apply(&mut fx.state()).unwrap();
+    assert_eq!(fx.order.0.len(), 2);
+    let new = &fx.files[&fx.order.0[1]];
+    assert_eq!(new.rte.len(), 1);
+    assert!(new.trk.is_empty());
+    assert_eq!(Some(&new.info.name), copied.info.name.as_ref());
+
+    // a track selected: among the routes of its file
+    fx.selection = Selection::Track {
+        file_id: id,
+        trk_ids: [fx.files[&id].trk[0].id].into(),
+    };
+    Paste.apply(&mut fx.state()).unwrap();
+    assert_eq!(fx.files[&id].rte.len(), 4);
+
+    // segments do not go in a route, but become routes next to it
+    let file = &fx.files[&id];
+    let track = &file.trk[0];
+    fx.clipboard = Clipboard::new(
+        &Selection::TrackSegment {
+            file_id: id,
+            trk_id: track.id,
+            trkseg_ids: [track.trkseg[1].id].into(),
+        },
+        &fx.files,
+        &fx.order.0,
+        false,
+    );
+    fx.selection = routes(&fx, id, &[0]);
+    Paste.apply(&mut fx.state()).unwrap();
+    let file = &fx.files[&id];
+    assert_eq!(file.rte.len(), 5);
+    assert_eq!(file.rte[1].seg.len(), file.trk[0].trkseg[1].len());
+}
+
+#[test]
+fn test_cut_tracks_pasted_on_a_route_go_first_among_the_tracks() {
+    let (mut fx, id) = fixture();
+    let moved = file(&fx, id).trk[1].id;
+    fx.clipboard = Clipboard::new(
+        &Selection::Track {
+            file_id: id,
+            trk_ids: [moved].into(),
+        },
+        &fx.files,
+        &fx.order.0,
+        true,
+    );
+    fx.selection = routes(&fx, id, &[0]);
+    Paste.apply(&mut fx.state()).unwrap();
+    let file = file(&fx, id);
+    assert_eq!(file.trk.len(), 2);
+    assert_eq!(file.trk[0].id, moved);
+    assert_eq!(file.rte.len(), 2);
+}
+
+#[test]
+fn test_move_routes() {
+    let (mut fx, id) = fixture();
+    let ids: Vec<RouteId> = file(&fx, id).rte.iter().map(|r| r.id).collect();
+    Move {
+        what: routes(&fx, id, &[1]),
+        to: MoveTarget::Routes {
+            file_id: id,
+            index: 0,
+        },
+    }
+    .apply(&mut fx.state())
+    .unwrap();
+    let order: Vec<RouteId> = file(&fx, id).rte.iter().map(|r| r.id).collect();
+    assert_eq!(order, [ids[1], ids[0]]);
+
+    // to the files: a file of its own
+    Move {
+        what: routes(&fx, id, &[0]),
+        to: MoveTarget::Files { index: 1 },
+    }
+    .apply(&mut fx.state())
+    .unwrap();
+    assert_eq!(file(&fx, id).rte.len(), 1);
+    let new = &fx.files[&fx.order.0[1]];
+    assert_eq!(new.rte[0].id, ids[1]);
+
+    // a segment moved among the routes becomes one
+    let track = &file(&fx, id).trk[0];
+    let segment = track.trkseg[0].id;
+    Move {
+        what: Selection::TrackSegment {
+            file_id: id,
+            trk_id: track.id,
+            trkseg_ids: [segment].into(),
+        },
+        to: MoveTarget::Routes {
+            file_id: id,
+            index: 1,
+        },
+    }
+    .apply(&mut fx.state())
+    .unwrap();
+    let file = file(&fx, id);
+    assert_eq!(file.rte[1].seg.id, segment);
+    assert_eq!(file.trk[0].trkseg.len(), 1);
+}
+
+#[test]
+fn test_routes_and_tracks_moved_among_each_other_keep_their_kind() {
+    let (mut fx, id) = fixture();
+    let route = file(&fx, id).rte[0].id;
+    let track = file(&fx, id).trk[1].id;
+
+    // a route among the tracks: after the other routes, which come first
+    Move {
+        what: routes(&fx, id, &[0]),
+        to: MoveTarget::Tracks {
+            file_id: id,
+            index: 1,
+        },
+    }
+    .apply(&mut fx.state())
+    .unwrap();
+    let moved = file(&fx, id);
+    assert_eq!((moved.rte.len(), moved.trk.len()), (2, 2));
+    assert_eq!(moved.rte[1].id, route);
+    assert_eq!(
+        fx.selection,
+        Selection::Route {
+            file_id: id,
+            rte_ids: [route].into()
+        }
+    );
+
+    // a track among the routes: before the other tracks, which come after the routes
+    Move {
+        what: Selection::Track {
+            file_id: id,
+            trk_ids: [track].into(),
+        },
+        to: MoveTarget::Routes {
+            file_id: id,
+            index: 0,
+        },
+    }
+    .apply(&mut fx.state())
+    .unwrap();
+    let moved = file(&fx, id);
+    assert_eq!((moved.rte.len(), moved.trk.len()), (2, 2));
+    assert_eq!(moved.trk[0].id, track);
+
+    // and copied routes pasted on a track stay routes
+    fx.clipboard = Clipboard::new(&routes(&fx, id, &[0]), &fx.files, &fx.order.0, false);
+    fx.selection = Selection::Track {
+        file_id: id,
+        trk_ids: [track].into(),
+    };
+    Paste.apply(&mut fx.state()).unwrap();
+    let pasted = file(&fx, id);
+    assert_eq!((pasted.rte.len(), pasted.trk.len()), (3, 2));
+}
+
+#[test]
+fn test_merge_routes() {
+    let (mut fx, id) = fixture();
+    let before = lengths(file(&fx, id));
+    let first = file(&fx, id).rte[0].id;
+    fx.selection = routes(&fx, id, &[0, 1]);
+    let merge = |type_| Merge {
+        type_,
+        remove_gaps: false,
+        keep_originals: false,
+    };
+    assert_eq!(
+        merge(MergeType::Group).apply(&mut fx.state()),
+        Err(CommandError::NothingToDo)
+    );
+    merge(MergeType::Connect).apply(&mut fx.state()).unwrap();
+    let file = file(&fx, id);
+    assert_eq!(file.rte.len(), 1);
+    assert_eq!(file.rte[0].id, first);
+    assert_eq!(file.rte[0].seg.len(), before[0] + before[1]);
+    assert_eq!(file.trk.len(), 2);
+}
+
+#[test]
+fn test_merge_files_with_routes() {
+    let (mut fx, id) = fixture();
+    let other = File {
+        rte: file(&fx, id).rte.iter().map(crate::copy_route).collect(),
+        ..File::default()
+    };
+    let other_id = other.id;
+    fx.files.insert(other_id, Rc::new(other));
+    fx.order.0.push(other_id);
+    let total: usize = lengths(file(&fx, id)).iter().sum::<usize>()
+        + lengths(&fx.files[&other_id]).iter().sum::<usize>();
+
+    let mut grouped = Fixture {
+        files: fx.files.clone(),
+        order: fx.order.clone(),
+        selection: Selection::File {
+            file_ids: [id, other_id].into(),
+        },
+        ..Default::default()
+    };
+    Merge {
+        type_: MergeType::Group,
+        remove_gaps: false,
+        keep_originals: false,
+    }
+    .apply(&mut grouped.state())
+    .unwrap();
+    let merged = &grouped.files[&id];
+    assert_eq!((merged.rte.len(), merged.trk.len()), (4, 2));
+    assert!(!grouped.files.contains_key(&other_id));
+
+    // connected in the first route, which comes first
+    fx.selection = Selection::File {
+        file_ids: [id, other_id].into(),
+    };
+    Merge {
+        type_: MergeType::Connect,
+        remove_gaps: false,
+        keep_originals: false,
+    }
+    .apply(&mut fx.state())
+    .unwrap();
+    let merged = &fx.files[&id];
+    assert_eq!((merged.rte.len(), merged.trk.len()), (1, 0));
+    assert_eq!(merged.rte[0].seg.len(), total);
+}
+
+#[test]
+fn test_extract_a_file_with_routes() {
+    let (mut fx, id) = fixture();
+    let names: Vec<_> = file(&fx, id)
+        .rte
+        .iter()
+        .map(|r| r.info.name.clone().unwrap())
+        .collect();
+    fx.selection = whole(id);
+    Extract {
+        keep_originals: false,
+    }
+    .apply(&mut fx.state())
+    .unwrap();
+    // one file per route and one per track
+    assert_eq!(fx.order.0.len(), 4);
+    let files: Vec<&File> = fx.order.0.iter().map(|id| &*fx.files[id]).collect();
+    for (file, name) in files.iter().zip(&names) {
+        assert_eq!((file.rte.len(), file.trk.len()), (1, 0));
+        assert_eq!(&file.info.name, name);
+    }
+    for file in &files[2..] {
+        assert_eq!((file.rte.len(), file.trk.len()), (0, 2));
+    }
+
+    // a route has nothing to extract
+    let (mut fx, id) = fixture();
+    fx.selection = routes(&fx, id, &[0]);
+    assert_eq!(
+        Extract {
+            keep_originals: false
+        }
+        .apply(&mut fx.state()),
+        Err(CommandError::NothingToDo)
+    );
+}
+
+#[test]
+fn test_split_a_route() {
+    let (mut fx, id) = fixture();
+    let before = file(&fx, id).rte[1].clone();
+    fx.selection = routes(&fx, id, &[1]);
+    Split {
+        at: 10,
+        split_type: SplitType::Routes,
+        keep_originals: false,
+    }
+    .apply(&mut fx.state())
+    .unwrap();
+    // two routes, which share the trackpoint
+    let split = file(&fx, id);
+    assert_eq!(split.rte.len(), 3);
+    assert_eq!(split.rte[1].id, before.id);
+    assert_ne!(split.rte[2].id, before.id);
+    assert_eq!(split.rte[1].seg.len(), 11);
+    assert_eq!(split.rte[2].seg.len(), before.seg.len() - 10);
+    assert_eq!(split.rte[2].info, before.info);
+
+    // a route is not a track nor a segment, and the other way around
+    let (mut fx, id) = fixture();
+    fx.selection = whole(id);
+    let segment_start = lengths(file(&fx, id))[..2].iter().sum::<usize>() as u32;
+    for (at, split_type) in [
+        (10, SplitType::Tracks),
+        (10, SplitType::Segments),
+        (segment_start + 10, SplitType::Routes),
+    ] {
+        assert_eq!(
+            Split {
+                at,
+                split_type,
+                keep_originals: false,
+            }
+            .apply(&mut fx.state()),
+            Err(CommandError::NothingToDo)
+        );
+    }
+    assert_eq!(file(&fx, id).rte.len(), 2);
+
+    // into two files: the following routes and the tracks go to the second one
+    let (mut fx, id) = fixture();
+    let first_len = file(&fx, id).rte[0].seg.len();
+    fx.selection = whole(id);
+    Split {
+        at: 5,
+        split_type: SplitType::Files,
+        keep_originals: false,
+    }
+    .apply(&mut fx.state())
+    .unwrap();
+    assert_eq!(fx.order.0.len(), 2);
+    let (a, b) = (&fx.files[&fx.order.0[0]], &fx.files[&fx.order.0[1]]);
+    assert_eq!(a.id, id);
+    assert_eq!((a.rte.len(), a.trk.len()), (1, 0));
+    assert_eq!(a.rte[0].seg.len(), 6);
+    assert_eq!((b.rte.len(), b.trk.len()), (2, 2));
+    assert_eq!(b.rte[0].seg.len(), first_len - 5);
+}
+
+#[test]
+fn test_crop_removes_the_routes_left_without_trackpoints() {
+    let (mut fx, id) = fixture();
+    let len = lengths(file(&fx, id));
+    fx.selection = whole(id);
+    // the second route only
+    let start = len[0] as u32;
+    Crop {
+        start,
+        end: start + len[1] as u32 - 1,
+    }
+    .apply(&mut fx.state())
+    .unwrap();
+    let file = file(&fx, id);
+    assert_eq!((file.rte.len(), file.trk.len()), (1, 0));
+    assert_eq!(file.rte[0].seg.len(), len[1]);
+}
+
+#[test]
+fn test_clean_removes_the_routes_left_without_trackpoints() {
+    let (mut fx, id) = fixture();
+    fx.selection = routes(&fx, id, &[0]);
+    let everywhere = LngLatBounds {
+        sw: LngLat {
+            lng: -180.0,
+            lat: -90.0,
+        },
+        ne: LngLat {
+            lng: 180.0,
+            lat: 90.0,
+        },
+    };
+    Clean {
+        bounds: everywhere,
+        type_: CleanType::Inside,
+        trkpt: true,
+        wpt: false,
+    }
+    .apply(&mut fx.state())
+    .unwrap();
+    assert_eq!(file(&fx, id).rte.len(), 1);
+    assert_eq!(fx.selection, whole(id));
+}
+
+#[test]
+fn test_reverse_a_route_and_the_routes_of_a_file() {
+    let (mut fx, id) = fixture();
+    let before = file(&fx, id).clone();
+    fx.selection = routes(&fx, id, &[0]);
+    Reverse.apply(&mut fx.state()).unwrap();
+    let route = &file(&fx, id).rte[0].seg;
+    let original = &before.rte[0].seg;
+    assert_eq!(
+        route[0].coordinates.lat,
+        original[original.len() - 1].coordinates.lat
+    );
+    assert_eq!(file(&fx, id).rte[1].seg.rev_id, before.rte[1].seg.rev_id);
+
+    let (mut fx, id) = fixture();
+    let before = file(&fx, id).clone();
+    fx.selection = whole(id);
+    Reverse.apply(&mut fx.state()).unwrap();
+    let file = file(&fx, id);
+    // the routes are in the opposite order, and still before the tracks
+    assert_eq!(file.rte[0].id, before.rte[1].id);
+    assert_eq!(file.trk[0].id, before.trk[1].id);
+}
+
+#[test]
+fn test_convert_routes_to_tracks_and_back() {
+    let (mut fx, id) = fixture();
+    let before = file(&fx, id).clone();
+
+    // a route becomes a track, first among the tracks, with its segment and its information
+    fx.selection = routes(&fx, id, &[1]);
+    Convert.apply(&mut fx.state()).unwrap();
+    let converted = file(&fx, id);
+    assert_eq!((converted.rte.len(), converted.trk.len()), (1, 3));
+    assert_eq!(converted.trk[0].info, before.rte[1].info);
+    assert_eq!(converted.trk[0].trkseg.len(), 1);
+    assert_eq!(converted.trk[0].trkseg[0].id, before.rte[1].seg.id);
+    assert_eq!(
+        fx.selection,
+        Selection::Track {
+            file_id: id,
+            trk_ids: [converted.trk[0].id].into()
+        }
+    );
+
+    // and back: a route again, after the other routes
+    Convert.apply(&mut fx.state()).unwrap();
+    let back = file(&fx, id);
+    assert_eq!((back.rte.len(), back.trk.len()), (2, 2));
+    assert_eq!(back.rte[1].seg.id, before.rte[1].seg.id);
+    assert_eq!(back.rte[1].info, before.rte[1].info);
+    assert!(
+        matches!(&fx.selection, Selection::Route { rte_ids, .. } if rte_ids.contains(&back.rte[1].id))
+    );
+}
+
+#[test]
+fn test_convert_a_track_to_one_route_per_segment() {
+    let (mut fx, id) = fixture();
+    let track = file(&fx, id).trk[0].clone();
+    assert_eq!(track.trkseg.len(), 2);
+    fx.selection = Selection::Track {
+        file_id: id,
+        trk_ids: [track.id].into(),
+    };
+    Convert.apply(&mut fx.state()).unwrap();
+    let converted = file(&fx, id);
+    assert_eq!((converted.rte.len(), converted.trk.len()), (4, 1));
+    for (route, segment) in converted.rte[2..].iter().zip(&track.trkseg) {
+        assert_eq!(route.seg.id, segment.id);
+        assert_eq!(route.info, track.info);
+    }
+    assert!(matches!(&fx.selection, Selection::Route { rte_ids, .. } if rte_ids.len() == 2));
+}
+
+#[test]
+fn test_convert_segments_to_routes_keeps_their_track() {
+    let (mut fx, id) = fixture();
+    let track = file(&fx, id).trk[1].clone();
+    fx.selection = Selection::TrackSegment {
+        file_id: id,
+        trk_id: track.id,
+        trkseg_ids: [track.trkseg[0].id, track.trkseg[1].id].into(),
+    };
+    Convert.apply(&mut fx.state()).unwrap();
+    let converted = file(&fx, id);
+    assert_eq!((converted.rte.len(), converted.trk.len()), (4, 2));
+    assert!(converted.trk[1].trkseg.is_empty());
+    assert_eq!(converted.rte[2].seg.id, track.trkseg[0].id);
+
+    // nothing to convert otherwise
+    for selection in [
+        whole(id),
+        Selection::Empty,
+        Selection::Waypoints { file_id: id },
+    ] {
+        fx.selection = selection;
+        assert_eq!(
+            Convert.apply(&mut fx.state()),
+            Err(CommandError::NothingToDo)
+        );
+    }
+}

gpx-rs/src/engine/command/tools/change_loop_start.rs

@@ -24,7 +24,7 @@ impl Apply for ChangeLoopStart {
         let index = self.index as usize;
         let target = find_target(state, index, index)?.ok_or(CommandError::NothingToDo)?;
         let mut file = (*state.files[&target.location.file_id]).clone();
-        let segment = &mut file.trk[target.location.trk].trkseg[target.location.seg];
+        let segment = file.segment_mut(target.location.index);
         let (start, len) = (target.start, segment.len());
         if start == 0 || start >= len {
             // it already is the start, or it is not a trackpoint

gpx-rs/src/engine/command/tools/clean.rs

@@ -13,8 +13,8 @@ pub enum CleanType {
 }
 
 /// Removes the trackpoints and/or waypoints of the selection lying inside (or outside) a
-/// rectangle. A selected file cleans its tracks and its waypoints, a selected track or segment
-/// only trackpoints, selected waypoints only waypoints.
+/// rectangle. A selected file cleans its routes, its tracks and its waypoints, a selected route,
+/// track or segment only trackpoints, selected waypoints only waypoints.
 #[derive(Debug)]
 pub struct Clean {
     pub bounds: LngLatBounds,
@@ -85,6 +85,11 @@ struct Cleaner<'a> {
 impl Editor for Cleaner<'_> {
     fn file(&mut self, file: &mut File) -> Edit {
         let mut edit = Edit::Unchanged;
+        for rte in &mut file.rte {
+            if self.route(rte) == Edit::Changed {
+                edit = Edit::Changed;
+            }
+        }
         for trk in &mut file.trk {
             if self.track(trk) == Edit::Changed {
                 edit = Edit::Changed;
@@ -124,24 +129,21 @@ impl Editor for Cleaner<'_> {
     }
 }
 
-/// Removes what the clean left empty: the emptied segments and the tracks that lost all their
-/// segments. A file is never removed, even if nothing is left in it: it stays, empty. The
+/// Removes what the clean left empty: the emptied segments, the routes of these segments and the
+/// tracks that lost all their segments. A file is never removed, even if nothing is left in it: it stays, empty. The
 /// selection falls back to the closest element still existing.
 fn prune(state: &mut State, emptied: &HashSet<TrackSegmentId>, wpt_files: &HashSet<FileId>) {
     let ids: Vec<FileId> = state
         .files
         .iter()
         .filter(|(id, file)| {
-            wpt_files.contains(id)
-                || file
-                    .trk
-                    .iter()
-                    .any(|trk| trk.trkseg.iter().any(|seg| emptied.contains(&seg.id)))
+            wpt_files.contains(id) || file.segments().any(|seg| emptied.contains(&seg.id))
         })
         .map(|(id, _)| *id)
         .collect();
     for id in ids {
         let mut file = (*state.files[&id]).clone();
+        file.rte.retain(|rte| !emptied.contains(&rte.seg.id));
         file.trk.retain_mut(|trk| {
             let len = trk.trkseg.len();
             trk.trkseg.retain(|seg| !emptied.contains(&seg.id));
@@ -167,6 +169,27 @@ fn fixed_selection(state: &State) -> Selection {
                 Selection::File { file_ids }
             }
         }
+        Selection::Route { file_id, rte_ids } => {
+            let Some(file) = files.get(file_id) else {
+                return Selection::Empty;
+            };
+            let rte_ids: HashSet<_> = file
+                .rte
+                .iter()
+                .map(|rte| rte.id)
+                .filter(|id| rte_ids.contains(id))
+                .collect();
+            if rte_ids.is_empty() {
+                Selection::File {
+                    file_ids: [*file_id].into(),
+                }
+            } else {
+                Selection::Route {
+                    file_id: *file_id,
+                    rte_ids,
+                }
+            }
+        }
         Selection::Track { file_id, trk_ids } => {
             let Some(file) = files.get(file_id) else {
                 return Selection::Empty;

gpx-rs/src/engine/command/tools/crop.rs

@@ -11,9 +11,9 @@ use crate::{
 /// Keeps the trackpoints `start` to `end` (both included) of the selection, which are counted
 /// over its segments one after the other (as in the `RoutingBuffer`), and removes the others.
 ///
-/// The segments that have no trackpoint left are removed. So are the tracks that have no segment
-/// left, if tracks or files are selected (not if only segments are), and the files that have no
-/// trackpoint left, if files are selected. A range that goes past the last trackpoint stops at it.
+/// The segments that have no trackpoint left are removed, and so are the routes of these segments.
+/// So are the tracks that have no segment left, if tracks or files are selected (not if only
+/// segments are), and the files that have no trackpoint left, if files are selected. A range that goes past the last trackpoint stops at it.
 #[derive(Debug)]
 pub struct Crop {
     pub start: u32,
@@ -43,8 +43,7 @@ impl Apply for Crop {
             .segment_locations(state.files, &state.order.0)
             .into_iter()
             .map(|location| {
-                let len =
-                    state.files[&location.file_id].trk[location.trk].trkseg[location.seg].len();
+                let len = location.segment(state.files).len();
                 let keep = (len > 0 && start < offset + len && end >= offset)
                     .then(|| (start.saturating_sub(offset), (end - offset).min(len - 1)));
                 offset += len;
@@ -73,14 +72,14 @@ impl Apply for Crop {
         let mut removed: HashSet<TrackSegmentId> = HashSet::new();
         let mut had_points: HashSet<FileId> = HashSet::new();
         for plan in &plans {
-            let SegmentLocation { file_id, trk, seg } = plan.location;
+            let SegmentLocation { file_id, index } = plan.location;
             let file = files
                 .entry(file_id)
                 .or_insert_with(|| (*state.files[&file_id]).clone());
             if plan.len > 0 {
                 had_points.insert(file_id);
             }
-            let segment = &mut file.trk[trk].trkseg[seg];
+            let segment = file.segment_mut(index);
             match plan.keep {
                 None => {
                     removed.insert(segment.id);
@@ -91,6 +90,8 @@ impl Apply for Crop {
 
         let mut gone: Vec<FileId> = vec![];
         for (file_id, file) in files.iter_mut() {
+            // a route has its segment, or is not there
+            file.rte.retain(|route| !removed.contains(&route.seg.id));
             // the tracks that lost segments
             let touched: Vec<bool> = file
                 .trk
@@ -108,7 +109,7 @@ impl Apply for Crop {
                 file.trk
                     .retain(|track| !(touched.next().unwrap() && track.trkseg.is_empty()));
             }
-            if prune_files && file.trk.is_empty() && had_points.contains(file_id) {
+            if prune_files && file.has_no_path() && had_points.contains(file_id) {
                 gone.push(*file_id);
             }
         }

gpx-rs/src/engine/command/tools/elevation.rs

@@ -14,9 +14,7 @@ impl Apply for Elevation<'_> {
             .segment_locations(state.files, &state.order.0);
         let count: usize = locations
             .iter()
-            .map(|location| {
-                state.files[&location.file_id].trk[location.trk].trkseg[location.seg].len()
-            })
+            .map(|location| location.segment(state.files).len())
             .sum();
         if count == 0 {
             return Err(CommandError::NothingToDo);

gpx-rs/src/engine/command/tools/extract.rs

@@ -1,22 +1,23 @@
 use std::{collections::HashSet, rc::Rc};
 
 use crate::{
-    Apply, CommandError, File, FileId, LngLat, LngLatBounds, Selection, State, Track, TrackId,
-    TrackSegment, Waypoint, Waypoints, copy_file, copy_waypoint, crossarc_lnglat, distance,
+    Apply, CommandError, File, FileId, LngLat, LngLatBounds, Route, Selection, State, Track,
+    TrackId, TrackSegment, Waypoint, Waypoints, copy_file, copy_waypoint, crossarc_lnglat,
+    distance,
 };
 
 /// Splits the selected elements that are made of several segments into elements that have one
 /// each:
 ///
-/// - files: a file with several tracks becomes one file per track, in which the track is split
-///   into one track per segment. A file with a single track becomes one file per segment. The new
-///   files are in the place of the file, which goes, and are selected. They are named after the
-///   track, or the file, and numbered. The waypoints go to the files that have the segments
+/// - files: a file with several routes and tracks becomes one file per route and per track, in
+///   which the track is split into one track per segment. A file with a single track becomes one
+///   file per segment. The new files are in the place of the file, which goes, and are selected.
+///   They are named after the route or track, or the file, and numbered. The waypoints go to the files that have the segments
 ///   closest to them (to the first file if the file has no trackpoint).
 /// - tracks: each selected track is replaced by one track per segment, which are selected. They
 ///   are named after the track and numbered.
 ///
-/// What has a single segment is left as it is. There is nothing to do if nothing was changed.
+/// What has a single segment is left as it is, which routes always are. There is nothing to do if nothing was changed.
 ///
 /// With `keep_originals`, the files that are extracted stay where they are, and the new files come
 /// right after each of them, and only the new files are selected. Extracting
@@ -46,8 +47,7 @@ fn extract_files(
     let mut extracted: Vec<(FileId, Vec<File>)> = vec![];
     for id in state.order.0.iter().filter(|id| file_ids.contains(id)) {
         let file = &state.files[id];
-        let segments: usize = file.trk.iter().map(|track| track.trkseg.len()).sum();
-        if segments > 1 {
+        if file.segments().count() > 1 {
             let mut files = extract_file(file);
             if keep_originals {
                 // the tracks and segments are the ones of the file, which stays: they need new ids
@@ -95,60 +95,65 @@ fn extract_files(
 
 /// The files that a file with several segments becomes.
 fn extract_file(file: &File) -> Vec<File> {
-    // for each new file: its tracks and its name, and the segments that go with it
+    // for each new file: its routes, its tracks and its name, and the segments that go with it
     struct Part {
+        routes: Vec<Route>,
         tracks: Vec<Track>,
         name: String,
     }
-    let (parts, owner): (Vec<Part>, Vec<usize>) = if file.trk.len() > 1 {
-        // one file per track, the segments of a track follow it
-        let parts = file
-            .trk
-            .iter()
-            .enumerate()
-            .map(|(i, track)| Part {
-                tracks: split_track(track),
-                name: track
-                    .info
-                    .name
-                    .clone()
-                    .unwrap_or_else(|| format!("{} ({})", file.info.name, i + 1)),
-            })
-            .collect();
-        let owner = file
-            .trk
-            .iter()
-            .enumerate()
-            .flat_map(|(i, track)| track.trkseg.iter().map(move |_| i))
-            .collect();
-        (parts, owner)
-    } else {
-        // one file per segment
-        let track = &file.trk[0];
-        let base = track
-            .info
-            .name
-            .clone()
-            .unwrap_or_else(|| file.info.name.clone());
-        let parts = track
-            .trkseg
-            .iter()
-            .enumerate()
-            .map(|(i, segment)| Part {
-                tracks: vec![Track {
-                    id: if i == 0 { track.id } else { Default::default() },
-                    trkseg: vec![segment.clone()],
-                    ..track.clone()
-                }],
-                name: format!("{base} ({})", i + 1),
-            })
-            .collect();
-        let owner = (0..track.trkseg.len()).collect();
-        (parts, owner)
+    let name = |name: &Option<String>, i: usize| {
+        name.clone()
+            .unwrap_or_else(|| format!("{} ({})", file.info.name, i + 1))
     };
+    let (parts, owner): (Vec<Part>, Vec<usize>) =
+        if file.rte.len() + file.trk.len() > 1 {
+            // one file per route and per track, the segments of a track follow it
+            let routes = file.rte.iter().enumerate().map(|(i, route)| Part {
+                routes: vec![route.clone()],
+                tracks: vec![],
+                name: name(&route.info.name, i),
+            });
+            let tracks = file.trk.iter().enumerate().map(|(i, track)| Part {
+                routes: vec![],
+                tracks: split_track(track),
+                name: name(&track.info.name, file.rte.len() + i),
+            });
+            let parts = routes.chain(tracks).collect();
+            let owner =
+                (0..file.rte.len())
+                    .chain(file.trk.iter().enumerate().flat_map(|(i, track)| {
+                        track.trkseg.iter().map(move |_| file.rte.len() + i)
+                    }))
+                    .collect();
+            (parts, owner)
+        } else {
+            // one file per segment
+            let track = &file.trk[0];
+            let base = track
+                .info
+                .name
+                .clone()
+                .unwrap_or_else(|| file.info.name.clone());
+            let parts = track
+                .trkseg
+                .iter()
+                .enumerate()
+                .map(|(i, segment)| Part {
+                    routes: vec![],
+                    tracks: vec![Track {
+                        id: if i == 0 { track.id } else { Default::default() },
+                        trkseg: vec![segment.clone()],
+                        ..track.clone()
+                    }],
+                    name: format!("{base} ({})", i + 1),
+                })
+                .collect();
+            let owner = (0..track.trkseg.len()).collect();
+            (parts, owner)
+        };
 
     // the waypoints go with the segments that are the closest to them
-    let segments: Vec<&TrackSegment> = file.trk.iter().flat_map(|track| &track.trkseg).collect();
+    let segments: Vec<&TrackSegment> = file.segments().collect();
     let mut waypoints: Vec<Vec<Waypoint>> = vec![vec![]; parts.len()];
     for waypoint in file.wpt.iter() {
         let mut owners: Vec<usize> = closest_segments(&segments, waypoint.coordinates)
@@ -176,6 +181,7 @@ fn extract_file(file: &File) -> Vec<File> {
         .map(|(part, waypoints)| {
             let mut extracted = File {
                 id: Default::default(),
+                rte: part.routes,
                 trk: part.tracks,
                 wpt: Waypoints::default(),
                 ..file.clone()

gpx-rs/src/engine/command/tools/insert_anchor.rs

@@ -39,7 +39,7 @@ impl Apply for InsertAnchor {
             .selection
             .segment_locations(state.files, &state.order.0)
         {
-            let segment = &state.files[&location.file_id].trk[location.trk].trkseg[location.seg];
+            let segment = location.segment(state.files);
             let mut points = segment.iter();
             let Some(mut previous) = points.next() else {
                 continue;
@@ -81,7 +81,7 @@ impl Apply for InsertAnchor {
         let closest = closest.ok_or(CommandError::NothingToDo)?;
 
         let mut file = (*state.files[&closest.location.file_id]).clone();
-        let segment = &mut file.trk[closest.location.trk].trkseg[closest.location.seg];
+        let segment = file.segment_mut(closest.location.index);
         let before = closest.before;
         // on a trackpoint already, if it is closer than `SNAP_DISTANCE`
         let snapped = if segment.len() == 1 {

gpx-rs/src/engine/command/tools/merge.rs

@@ -1,8 +1,9 @@
 use std::{collections::HashSet, rc::Rc};
 
 use crate::{
-    Apply, CommandError, FileId, GlobalStatistics, Selection, State, Statistics, Track, TrackId,
-    TrackSegment, TrackSegmentId, Waypoint, Waypoints, copy_track, replace_trackpoints,
+    Apply, CommandError, FileId, GlobalStatistics, Route, RouteId, Selection, State, Statistics,
+    Track, TrackId, TrackSegment, TrackSegmentId, Waypoint, Waypoints, copy_route, copy_track,
+    replace_trackpoints,
 };
 
 #[derive(Debug, Clone, Copy, PartialEq, Eq, serde::Deserialize)]
@@ -16,13 +17,16 @@ pub enum MergeType {
 
 /// Merges the selected elements into the first of them:
 ///
-/// - files: the other files are deleted. The tracks of all of them are in the first file, as
-///   they are with `Group`, or all connected in the first track with `Connect`. The waypoints of
+/// - files: the other files are deleted. The routes and tracks of all of them are in the first
+///   file, as they are with `Group`, or all connected in the first of them (a route or a track,
+///   the routes of a file coming before its tracks) with `Connect`. The waypoints of
 ///   all of them are in the first file too, except the ones that are the same. With
 ///   `keep_originals`, no file is deleted nor changed: the result is a new file (with the info of
 ///   the first one and new ids), which comes right after the last of the files and is selected.
 /// - tracks of a file: the first track gets their segments, as they are with `Group`, or all
 ///   connected in one segment with `Connect`. The other tracks are removed.
+/// - routes of a file: the first route gets their trackpoints, all connected with `Connect`, and
+///   the other routes are removed. A route has a single segment, so there is nothing to `Group`.
 /// - segments of a track: they are all connected in a segment at the position of the first one
 ///   with `Connect`. With `Group` they are put one after the other, at that position.
 ///
@@ -44,6 +48,7 @@ impl Apply for Merge {
         let selection = state.selection.clone();
         match &selection {
             Selection::File { file_ids } => self.merge_files(state, file_ids),
+            Selection::Route { file_id, rte_ids } => self.merge_routes(state, *file_id, rte_ids),
             Selection::Track { file_id, trk_ids } => self.merge_tracks(state, *file_id, trk_ids),
             Selection::TrackSegment {
                 file_id,
@@ -77,21 +82,26 @@ impl Merge {
             return Err(CommandError::NothingToDo);
         };
 
+        let mut routes: Vec<Route> = vec![];
         let mut tracks: Vec<Track> = vec![];
+        let mut segments: Vec<TrackSegment> = vec![];
         let mut waypoints: Vec<Waypoint> = vec![];
         for id in &ordered {
             let file = &state.files[id];
+            routes.extend(file.rte.iter().cloned());
             tracks.extend(file.trk.iter().cloned());
+            segments.extend(file.segments().cloned());
             for waypoint in file.wpt.iter() {
                 if !waypoints.iter().any(|kept| kept.same_content(waypoint)) {
                     waypoints.push(waypoint.clone());
                 }
             }
         }
-        let segments: Vec<TrackSegment> = tracks
-            .iter()
-            .flat_map(|track| track.trkseg.iter().cloned())
-            .collect();
+        // the first route or track, which holds the connected segment
+        let first_is_route = ordered.iter().find_map(|id| {
+            let file = &state.files[id];
+            (!file.has_no_path()).then(|| !file.rte.is_empty())
+        });
 
         match self.type_ {
             MergeType::Group if ordered.len() == 1 => return Err(CommandError::NothingToDo),
@@ -99,24 +109,35 @@ impl Merge {
                 return Err(CommandError::NothingToDo);
             }
             MergeType::Connect if !segments.is_empty() => {
-                // a single track, which is the first one, with the connected segment
+                // a single route or track, which is the first one, with the connected segment
                 let merged = connect(&segments, segments[0].id, self.remove_gaps);
-                let first = Track {
-                    trkseg: vec![merged],
-                    ..tracks[0].clone()
-                };
-                tracks = vec![first];
+                if first_is_route == Some(true) {
+                    let first = Route {
+                        seg: merged,
+                        ..routes[0].clone()
+                    };
+                    (routes, tracks) = (vec![first], vec![]);
+                } else {
+                    let first = Track {
+                        trkseg: vec![merged],
+                        ..tracks[0].clone()
+                    };
+                    (routes, tracks) = (vec![], vec![first]);
+                }
             }
             _ => {}
         }
 
         let mut target = (*state.files[&target_id]).clone();
+        target.rte = routes;
         target.trk = tracks;
         target.wpt = Waypoints::default();
         target.wpt.insert_at(0, waypoints);
         if self.keep_originals {
-            // a new file, whose tracks and segments do not share their ids with the originals
+            // a new file, whose routes, tracks and segments do not share their ids with the
+            // originals
             target.id = Default::default();
+            target.rte = target.rte.iter().map(copy_route).collect();
             target.trk = target.trk.iter().map(copy_track).collect();
             let at = state
                 .order
@@ -139,6 +160,33 @@ impl Merge {
         Ok(())
     }
 
+    fn merge_routes(
+        &self,
+        state: &mut State,
+        file_id: FileId,
+        rte_ids: &HashSet<RouteId>,
+    ) -> Result<(), CommandError> {
+        let file = state.files.get(&file_id).ok_or(CommandError::NothingToDo)?;
+        let selected: Vec<usize> = (0..file.rte.len())
+            .filter(|i| rte_ids.contains(&file.rte[*i].id))
+            .collect();
+        if selected.len() < 2 || self.type_ == MergeType::Group {
+            return Err(CommandError::NothingToDo);
+        }
+        let first = selected[0];
+        let segments: Vec<TrackSegment> =
+            selected.iter().map(|i| file.rte[*i].seg.clone()).collect();
+        let mut file = (**file).clone();
+        file.rte[first].seg = connect(&segments, segments[0].id, self.remove_gaps);
+        let mut index = 0;
+        file.rte.retain(|_| {
+            index += 1;
+            !selected[1..].contains(&(index - 1))
+        });
+        state.files.insert(file_id, Rc::new(file));
+        Ok(())
+    }
+
     fn merge_tracks(
         &self,
         state: &mut State,

gpx-rs/src/engine/command/tools/new_waypoint.rs

@@ -58,7 +58,8 @@ impl Apply for NewWaypoint<'_> {
                 .filter(|id| file_ids.contains(id))
                 .copied()
                 .collect(),
-            Selection::Track { file_id, .. }
+            Selection::Route { file_id, .. }
+            | Selection::Track { file_id, .. }
             | Selection::TrackSegment { file_id, .. }
             | Selection::Waypoints { file_id }
             | Selection::Waypoint { file_id, .. } => vec![*file_id],
@@ -118,12 +119,14 @@ mod tests {
         New {
             name: "a",
             trackpoint: None,
+            route: false,
         }
         .apply(&mut fx.state())
         .unwrap();
         New {
             name: "b",
             trackpoint: None,
+            route: false,
         }
         .apply(&mut fx.state())
         .unwrap();
@@ -169,6 +172,7 @@ mod tests {
         New {
             name: "a",
             trackpoint: None,
+            route: false,
         }
         .apply(&mut fx.state())
         .unwrap();
@@ -196,6 +200,7 @@ mod tests {
             New {
                 name,
                 trackpoint: None,
+                route: false,
             }
             .apply(&mut fx.state())
             .unwrap();
@@ -234,6 +239,7 @@ mod tests {
             New {
                 name: "a",
                 trackpoint: None,
+                route: false,
             }
             .apply(&mut fx.state())
             .unwrap();
@@ -250,6 +256,7 @@ mod tests {
         New {
             name: "a",
             trackpoint: None,
+            route: false,
         }
         .apply(&mut fx.state())
         .unwrap();

gpx-rs/src/engine/command/tools/reduce.rs

@@ -23,7 +23,7 @@ impl Apply for Reduce {
         let mut changed = vec![];
         let mut kept_points = vec![];
         for location in &locations {
-            let segment = &state.files[&location.file_id].trk[location.trk].trkseg[location.seg];
+            let segment = location.segment(state.files);
             let kept = reduce_indices(segment, self.tolerance);
             if kept.len() == segment.len() {
                 continue;

gpx-rs/src/engine/command/tools/reverse.rs

@@ -1,14 +1,15 @@
 use std::rc::Rc;
 
 use crate::{
-    Apply, CommandError, File, FileId, Selection, State, TrackId, TrackSegmentId, end_time,
-    reverse_segment, reverse_segments, reverse_tracks, start_time, track_end_time,
-    track_start_time,
+    Apply, CommandError, File, FileId, RouteId, Selection, State, TrackId, TrackSegmentId,
+    end_time, reverse_routes, reverse_segment, reverse_segments, reverse_tracks, start_time,
+    track_end_time, track_start_time,
 };
 
-/// Reverses the direction of the selected elements: the whole of each selected file (its tracks,
-/// the segments of its tracks and their trackpoints are in the opposite order), of each selected
-/// track (its segments and their trackpoints), or each selected segment on its own (its
+/// Reverses the direction of the selected elements: the whole of each selected file (its routes,
+/// its tracks, the segments of its tracks and their trackpoints are in the opposite order; the
+/// routes and the tracks are two wholes, as the routes stay before the tracks), of each selected
+/// track (its segments and their trackpoints), or each selected route or segment on its own (its
 /// trackpoints). The timestamps are mirrored, see [`reverse_segment`].
 #[derive(Debug)]
 pub struct Reverse;
@@ -20,9 +21,7 @@ impl Apply for Reverse {
             .segment_locations(state.files, &state.order.0);
         let points: usize = locations
             .iter()
-            .map(|location| {
-                state.files[&location.file_id].trk[location.trk].trkseg[location.seg].len()
-            })
+            .map(|location| location.segment(state.files).len())
             .sum();
         if points <= 1 {
             return Err(CommandError::NothingToDo);
@@ -40,12 +39,18 @@ impl Apply for Reverse {
             Selection::File { file_ids } => {
                 for file_id in file_ids {
                     edit(file_id, &|file| {
+                        let end = file.rte.last().and_then(|rte| end_time(&rte.seg));
+                        let start = file.rte.first().and_then(|rte| start_time(&rte.seg));
+                        reverse_routes(&mut file.rte, end, start);
                         let end = file.trk.last().and_then(track_end_time);
                         let start = file.trk.first().and_then(track_start_time);
                         reverse_tracks(&mut file.trk, end, start);
                     });
                 }
             }
+            Selection::Route { file_id, rte_ids } => edit(file_id, &|file| {
+                reverse_selected_routes(file, rte_ids);
+            }),
             Selection::Track { file_id, trk_ids } => edit(file_id, &|file| {
                 reverse_selected_tracks(file, trk_ids);
             }),
@@ -66,6 +71,13 @@ impl Apply for Reverse {
     }
 }
 
+fn reverse_selected_routes(file: &mut File, ids: &std::collections::HashSet<RouteId>) {
+    for route in file.rte.iter_mut().filter(|route| ids.contains(&route.id)) {
+        let (end, start) = (end_time(&route.seg), start_time(&route.seg));
+        reverse_segment(&mut route.seg, end, start);
+    }
+}
+
 fn reverse_selected_tracks(file: &mut File, ids: &std::collections::HashSet<TrackId>) {
     for track in file.trk.iter_mut().filter(|track| ids.contains(&track.id)) {
         let end = track.trkseg.last().and_then(end_time);

gpx-rs/src/engine/command/tools/round_trip.rs

@@ -14,7 +14,7 @@ impl Apply for RoundTrip {
             .selection
             .segment_locations(state.files, &state.order.0)
             .into_iter()
-            .filter(|l| state.files[&l.file_id].trk[l.trk].trkseg[l.seg].len() >= 2)
+            .filter(|l| l.segment(state.files).len() >= 2)
             .collect();
         if locations.is_empty() {
             return Err(CommandError::NothingToDo);

gpx-rs/src/engine/command/tools/route.rs

@@ -1,11 +1,11 @@
 use std::rc::Rc;
 
 use crate::{
-    Apply, Categories, CommandError, FileId, SegmentLocation, Selection, State, Statistics, Track,
-    TrackSegment, Trackpoint, distance, replace_trackpoints,
+    Apply, Categories, CommandError, FileId, SegmentIndex, SegmentLocation, Selection, State,
+    Statistics, Track, TrackSegment, Trackpoint, distance, replace_trackpoints,
 };
 
-/// The values of an OSM attribute (surface, highway...) of the new trackpoints of a [`Route`], as
+/// The values of an OSM attribute (surface, highway...) of the new trackpoints of a [`Reroute`], as
 /// the intervals of consecutive trackpoints that share one: `starts[i]` is the index of the first
 /// trackpoint of the interval `i`, and `values[i]` its value, 0 when unknown, else 1 + the index
 /// of its name in `names`. No intervals means that the attribute is unknown everywhere.
@@ -64,7 +64,7 @@ impl RouteCategory<'_> {
 /// anchors anyway. The ones right before and after the range, between which the route goes, become
 /// shown at every zoom level as well.
 #[derive(Debug)]
-pub struct Route<'a> {
+pub struct Reroute<'a> {
     pub start: u32,
     pub end: u32,
     pub lng: &'a [f64],
@@ -89,7 +89,7 @@ pub(super) struct Target {
     pub end: usize,
 }
 
-impl Apply for Route<'_> {
+impl Apply for Reroute<'_> {
     fn apply(self, state: &mut State) -> Result<(), CommandError> {
         let (start, end) = (self.start as usize, self.end as usize);
         let len = self.lng.len();
@@ -152,14 +152,17 @@ impl Apply for Route<'_> {
                 }
                 let seg = file.trk[trk].trkseg.len() - 1;
                 Target {
-                    location: SegmentLocation { file_id, trk, seg },
+                    location: SegmentLocation {
+                        file_id,
+                        index: SegmentIndex::Track { trk, seg },
+                    },
                     start: 0,
                     end: 0,
                 }
             }
         };
 
-        let segment = &mut file.trk[target.location.trk].trkseg[target.location.seg];
+        let segment = file.segment_mut(target.location.index);
         let new_len = points.len();
         let (speed, start_time) = speed_and_start_time(segment, &target, &points);
         let has_times = !segment.is_empty() && segment[0].time.is_some();
@@ -208,7 +211,7 @@ pub(super) fn find_target(
     let segments: Vec<(SegmentLocation, usize)> = locations
         .into_iter()
         .map(|location| {
-            let segment = &state.files[&location.file_id].trk[location.trk].trkseg[location.seg];
+            let segment = location.segment(state.files);
             (location, segment.len())
         })
         .collect();
@@ -382,8 +385,8 @@ mod tests {
         lng: &'a [f64],
         lat: &'a [f64],
         ele: &'a [f64],
-    ) -> Route<'a> {
-        Route {
+    ) -> Reroute<'a> {
+        Reroute {
             start,
             end,
             lng,
@@ -459,7 +462,7 @@ mod tests {
             route(0, 0, &[1.0], &[], &[]).apply(&mut fx.state()),
             route(0, len + 1, &[], &[], &[]).apply(&mut fx.state()),
             route(len + 1, len + 1, &[1.0], &[1.0], &[1.0]).apply(&mut fx.state()),
-            Route {
+            Reroute {
                 anchors: &[1],
                 ..route(0, 0, &[1.0], &[1.0], &[1.0])
             }
@@ -589,7 +592,7 @@ mod tests {
 
         // 5 new points replacing the 2 in the middle, two of them are anchors
         let (lng, lat, ele) = ([1.0; 5], [2.0; 5], [3.0; 5]);
-        Route {
+        Reroute {
             anchors: &[1, 3],
             ..route(1, 3, &lng, &lat, &ele)
         }
@@ -639,7 +642,7 @@ mod tests {
         let names = ["asphalt".to_string(), "gravel".to_string()];
         let (lng, lat, ele) = ([1.0; 4], [2.0; 4], [3.0; 4]);
         // asphalt, asphalt, unknown, gravel
-        Route {
+        Reroute {
             surface: RouteCategory {
                 starts: &[0, 2, 3],
                 values: &[1, 0, 2],
@@ -683,7 +686,7 @@ mod tests {
             },
         ];
         for surface in broken {
-            let result = Route {
+            let result = Reroute {
                 surface,
                 ..route(0, 0, &lng, &lat, &ele)
             }

gpx-rs/src/engine/command/tools/split.rs

@@ -1,8 +1,8 @@
 use std::rc::Rc;
 
 use crate::{
-    Apply, CommandError, File, Selection, State, Track, TrackSegment, Waypoints, copy_file,
-    copy_segment, copy_track, copy_waypoint,
+    Apply, CommandError, File, Route, SegmentIndex, Selection, State, Track, TrackSegment,
+    Waypoints, copy_file, copy_route, copy_segment, copy_track, copy_waypoint,
 };
 
 use super::route::find_target;
@@ -13,24 +13,27 @@ use super::route::find_target;
 pub enum SplitType {
     /// The file becomes two files, which both have the waypoints (copies, in the second one).
     Files,
+    /// The route becomes two routes.
+    Routes,
     /// The track becomes two tracks.
     Tracks,
-    /// The segment becomes two segments.
+    /// The segment of a track becomes two segments.
     Segments,
 }
 
-/// Cuts the file, the track or the segment of the trackpoint `at` of the selection (see
+/// Cuts the file, the route, the track or the segment of the trackpoint `at` of the selection (see
 /// `RoutingBuffer`) in two, there: the trackpoint is the last one of the first part and the first
-/// one of the second part.
+/// one of the second part. Cutting a route needs the trackpoint to be in a route, and cutting a
+/// track or a segment needs it to be in a track: there is nothing to do otherwise.
 ///
 /// The first part keeps the ids of what is cut, the second one has new ids, as the elements that
-/// come after the trackpoint (the following segments of the track, the following tracks of the
-/// file), which are moved to it. When the file is cut, the new file comes right after it. The
-/// selection does not change.
+/// come after the trackpoint (the following segments of the track, the following routes and
+/// tracks of the file, the routes coming before the tracks), which are moved to it. When the file
+/// is cut, the new file comes right after it. The selection does not change.
 ///
 /// With `keep_originals`, a file that is cut (`SplitType::Files`) is left as it is: its two parts
-/// are two new files, with new ids, which come right after it and are selected. Cutting a track
-/// or a segment changes the file in place anyway, so the flag has no effect on them.
+/// are two new files, with new ids, which come right after it and are selected. Cutting a route, a
+/// track or a segment changes the file in place anyway, so the flag has no effect on them.
 #[derive(Debug)]
 pub struct Split {
     pub at: u32,
@@ -43,104 +46,115 @@ impl Apply for Split {
         let at = self.at as usize;
         let target = find_target(state, at, at)?.ok_or(CommandError::NothingToDo)?;
         let location = target.location;
-        let (file_id, trk, seg, index) =
-            (location.file_id, location.trk, location.seg, target.start);
+        let (file_id, index) = (location.file_id, target.start);
+        let in_route = matches!(location.index, SegmentIndex::Route(_));
+        let fits = match self.split_type {
+            SplitType::Files => true,
+            SplitType::Routes => in_route,
+            SplitType::Tracks | SplitType::Segments => !in_route,
+        };
+        if !fits {
+            return Err(CommandError::NothingToDo);
+        }
         let mut file = (*state.files[&file_id]).clone();
-        if index >= file.trk[trk].trkseg[seg].len() {
+        if index >= file.segment(location.index).len() {
             return Err(CommandError::InvalidData(
                 "trackpoint out of the segment".into(),
             ));
         }
 
-        let track = file.trk[trk].clone();
-        let segment = &track.trkseg[seg];
-        let (first, second) = (keep_up_to(segment, index), keep_from(segment, index));
-        // the track is cut: what is before the segment, and its first part, then the second part
-        // and what is after it
-        let split_track = || {
-            let mut first_track = track.clone();
-            first_track.trkseg.truncate(seg);
-            first_track.trkseg.push(first.clone());
-            let mut second_track = Track {
-                id: Default::default(),
-                trkseg: vec![second.clone()],
-                ..track.clone()
-            };
-            second_track
-                .trkseg
-                .extend(track.trkseg[seg + 1..].iter().map(copy_segment));
-            (first_track, second_track)
+        // with `SplitType::Files`, what goes to the second file: what comes after the trackpoint
+        let mut second_file = File {
+            id: Default::default(),
+            rte: vec![],
+            trk: vec![],
+            wpt: Waypoints::default(),
+            ..file.clone()
         };
-
-        match self.split_type {
-            SplitType::Segments => {
-                file.trk[trk].trkseg.splice(seg..=seg, [first, second]);
-            }
-            SplitType::Tracks => {
-                let (first_track, second_track) = split_track();
-                file.trk.splice(trk..=trk, [first_track, second_track]);
-            }
-            SplitType::Files if self.keep_originals => {
-                let (first_track, second_track) = split_track();
-                // the parts are new files: nothing is shared by id with the file, nor between them
-                let first_file = copy_file(&File {
-                    trk: file.trk[..trk]
-                        .iter()
-                        .cloned()
-                        .chain([first_track])
-                        .collect(),
-                    ..file.clone()
-                });
-                let mut second_file = File {
+        match location.index {
+            SegmentIndex::Route(rte) => {
+                let route = file.rte[rte].clone();
+                let first = Route {
+                    seg: keep_up_to(&route.seg, index),
+                    ..route.clone()
+                };
+                let second = Route {
                     id: Default::default(),
-                    trk: vec![second_track],
-                    wpt: Waypoints::default(),
-                    ..file.clone()
+                    seg: keep_from(&route.seg, index),
+                    ..route.clone()
                 };
-                second_file
-                    .trk
-                    .extend(file.trk[trk + 1..].iter().map(copy_track));
-                second_file
-                    .wpt
-                    .insert_at(0, file.wpt.iter().map(copy_waypoint).collect());
-
-                let ids = [first_file.id, second_file.id];
-                let position = state.order.0.iter().position(|id| *id == file_id);
-                let at = position.map_or(state.order.0.len(), |p| p + 1);
-                state.order.0.splice(at..at, ids);
-                state.files.insert(first_file.id, Rc::new(first_file));
-                state.files.insert(second_file.id, Rc::new(second_file));
-                *state.selection = Selection::File {
-                    file_ids: ids.into(),
-                };
-                return Ok(());
+                if self.split_type == SplitType::Routes {
+                    file.rte.splice(rte..=rte, [first, second]);
+                    state.files.insert(file_id, Rc::new(file));
+                    return Ok(());
+                }
+                // the following routes, and the tracks, which come after the routes
+                second_file.rte = [second]
+                    .into_iter()
+                    .chain(file.rte[rte + 1..].iter().map(copy_route))
+                    .collect();
+                second_file.trk = file.trk.iter().map(copy_track).collect();
+                file.rte.truncate(rte);
+                file.rte.push(first);
+                file.trk.clear();
             }
-            SplitType::Files => {
-                let (first_track, second_track) = split_track();
-                let mut second_file = File {
+            SegmentIndex::Track { trk, seg } => {
+                let track = file.trk[trk].clone();
+                let segment = &track.trkseg[seg];
+                let (first, second) = (keep_up_to(segment, index), keep_from(segment, index));
+                if self.split_type == SplitType::Segments {
+                    file.trk[trk].trkseg.splice(seg..=seg, [first, second]);
+                    state.files.insert(file_id, Rc::new(file));
+                    return Ok(());
+                }
+                // the track is cut: what is before the segment, and its first part, then the
+                // second part and what is after it
+                let mut first_track = track.clone();
+                first_track.trkseg.truncate(seg);
+                first_track.trkseg.push(first);
+                let mut second_track = Track {
                     id: Default::default(),
-                    trk: vec![second_track],
-                    wpt: Waypoints::default(),
-                    ..file.clone()
+                    trkseg: vec![second],
+                    ..track.clone()
                 };
-                second_file
-                    .trk
-                    .extend(file.trk[trk + 1..].iter().map(copy_track));
-                second_file
-                    .wpt
-                    .insert_at(0, file.wpt.iter().map(copy_waypoint).collect());
-
+                second_track
+                    .trkseg
+                    .extend(track.trkseg[seg + 1..].iter().map(copy_segment));
+                if self.split_type == SplitType::Tracks {
+                    file.trk.splice(trk..=trk, [first_track, second_track]);
+                    state.files.insert(file_id, Rc::new(file));
+                    return Ok(());
+                }
+                second_file.trk = [second_track]
+                    .into_iter()
+                    .chain(file.trk[trk + 1..].iter().map(copy_track))
+                    .collect();
                 file.trk.truncate(trk);
                 file.trk.push(first_track);
-                let position = state.order.0.iter().position(|id| *id == file_id);
-                state.order.0.insert(
-                    position.map_or(state.order.0.len(), |p| p + 1),
-                    second_file.id,
-                );
-                state.files.insert(second_file.id, Rc::new(second_file));
             }
         }
-        state.files.insert(file_id, Rc::new(file));
+
+        // the file is cut: both parts have the waypoints
+        second_file
+            .wpt
+            .insert_at(0, file.wpt.iter().map(copy_waypoint).collect());
+        let position = state.order.0.iter().position(|id| *id == file_id);
+        let at = position.map_or(state.order.0.len(), |p| p + 1);
+        if self.keep_originals {
+            // the parts are new files: nothing is shared by id with the file, nor between them
+            let first_file = copy_file(&file);
+            let ids = [first_file.id, second_file.id];
+            state.order.0.splice(at..at, ids);
+            state.files.insert(first_file.id, Rc::new(first_file));
+            state.files.insert(second_file.id, Rc::new(second_file));
+            *state.selection = Selection::File {
+                file_ids: ids.into(),
+            };
+        } else {
+            state.order.0.insert(at, second_file.id);
+            state.files.insert(second_file.id, Rc::new(second_file));
+            state.files.insert(file_id, Rc::new(file));
+        }
         Ok(())
     }
 }

gpx-rs/src/engine/command/tools/time.rs

@@ -45,10 +45,8 @@ impl Apply for Time {
         let locations = state
             .selection
             .segment_locations(state.files, &state.order.0);
-        let segments: Vec<&TrackSegment> = locations
-            .iter()
-            .map(|l| &state.files[&l.file_id].trk[l.trk].trkseg[l.seg])
-            .collect();
+        let segments: Vec<&TrackSegment> =
+            locations.iter().map(|l| l.segment(state.files)).collect();
         if segments.iter().all(|segment| segment.is_empty()) {
             return Err(CommandError::NothingToDo);
         }

gpx-rs/src/engine/derived/coordinates_cache.rs

@@ -3,7 +3,7 @@ use std::collections::{HashMap, HashSet};
 use crate::{FileId, FileWaypointsRevisionId, Files, TrackSegmentId, TrackSegmentRevisionId};
 
 /// Coordinates buffers, as flat `[lng, lat, lng, lat, ...]` arrays so that they can be handed
-/// to the UI without per-point calls: one per track segment (its trackpoints) and one per file
+/// to the UI without per-point calls: one per segment of a route or track (its trackpoints) and one per file
 /// (its waypoints). A buffer is only rebuilt when the revision of its segment (or the waypoints
 /// of its file) changes, so editing a segment does not touch the buffers of the others.
 #[derive(Debug, Default)]
@@ -30,7 +30,7 @@ impl CoordinatesCache {
                 self.waypoints
                     .insert(file.id, (file.wpt.rev_id, coordinates));
             }
-            for seg in file.trk.iter().flat_map(|trk| &trk.trkseg) {
+            for seg in file.segments() {
                 segments.insert(seg.id);
                 if self
                     .segments

gpx-rs/src/engine/derived/file_structure.rs

@@ -1,9 +1,10 @@
 use crate::{
-    File, FileId, FileWaypointsRevisionId, TrackId, TrackSegmentId, TrackSegmentRevisionId,
-    WaypointId,
+    File, FileId, FileWaypointsRevisionId, RouteId, TrackId, TrackInfo, TrackSegment,
+    TrackSegmentId, TrackSegmentRevisionId, WaypointId,
 };
 
-/// What the UI needs to display a file: its name and the structure of its tracks and waypoints,
+/// What the UI needs to display a file: its name and the structure of its routes, tracks and
+/// waypoints,
 /// with the ids that reference every element. Coordinates are not part of it, they are read
 /// from the buffers of the [`CoordinatesCache`](crate::CoordinatesCache) (the `i`-th waypoint
 /// of a file is the `i`-th coordinates pair of its waypoint buffer, same for the trackpoints of
@@ -13,21 +14,47 @@ pub struct FileStructure {
     pub id: FileId,
     pub name: String,
     pub desc: Option<String>,
+    pub routes: Vec<RouteNode>,
     pub tracks: Vec<TrackNode>,
     pub waypoints: Vec<WaypointNode>,
     /// Changes whenever the waypoints of the file (hence their buffer) change.
     pub wpt_rev_id: FileWaypointsRevisionId,
 }
 
+/// The name, description and style of a route or a track (the style only when the file defines
+/// it).
 #[derive(Debug, Clone, PartialEq)]
-pub struct TrackNode {
-    pub id: TrackId,
+pub struct PathInfo {
     pub name: Option<String>,
     pub desc: Option<String>,
-    /// Style of the track, only when the file defines it.
     pub color: Option<String>,
     pub opacity: Option<f64>,
     pub width: Option<f64>,
+}
+
+impl From<&TrackInfo> for PathInfo {
+    fn from(info: &TrackInfo) -> Self {
+        Self {
+            name: info.name.clone(),
+            desc: info.desc.clone(),
+            color: info.color.clone(),
+            opacity: info.opacity,
+            width: info.width,
+        }
+    }
+}
+
+#[derive(Debug, Clone, PartialEq)]
+pub struct RouteNode {
+    pub id: RouteId,
+    pub info: PathInfo,
+    pub segment: SegmentNode,
+}
+
+#[derive(Debug, Clone, PartialEq)]
+pub struct TrackNode {
+    pub id: TrackId,
+    pub info: PathInfo,
     pub segments: Vec<SegmentNode>,
 }
 
@@ -46,31 +73,38 @@ pub struct WaypointNode {
     pub sym: Option<String>,
 }
 
+impl From<&TrackSegment> for SegmentNode {
+    fn from(seg: &TrackSegment) -> Self {
+        Self {
+            id: seg.id,
+            rev_id: seg.rev_id,
+            len: seg.len(),
+        }
+    }
+}
+
 impl FileStructure {
     pub fn new(file: &File) -> Self {
         Self {
             id: file.id,
             name: file.info.name.clone(),
             desc: file.info.desc.clone(),
+            routes: file
+                .rte
+                .iter()
+                .map(|rte| RouteNode {
+                    id: rte.id,
+                    info: (&rte.info).into(),
+                    segment: (&rte.seg).into(),
+                })
+                .collect(),
             tracks: file
                 .trk
                 .iter()
                 .map(|trk| TrackNode {
                     id: trk.id,
-                    name: trk.info.name.clone(),
-                    desc: trk.info.desc.clone(),
-                    color: trk.info.color.clone(),
-                    opacity: trk.info.opacity,
-                    width: trk.info.width,
-                    segments: trk
-                        .trkseg
-                        .iter()
-                        .map(|seg| SegmentNode {
-                            id: seg.id,
-                            rev_id: seg.rev_id,
-                            len: seg.len(),
-                        })
-                        .collect(),
+                    info: (&trk.info).into(),
+                    segments: trk.trkseg.iter().map(Into::into).collect(),
                 })
                 .collect(),
             waypoints: file
@@ -112,11 +146,8 @@ mod tests {
         );
         assert_eq!(node.tracks.len(), file.trk.len());
         for (n, t) in node.tracks.iter().zip(&file.trk) {
-            assert_eq!((n.id, &n.name, &n.desc), (t.id, &t.info.name, &t.info.desc));
-            assert_eq!(
-                (&n.color, n.opacity, n.width),
-                (&t.info.color, t.info.opacity, t.info.width)
-            );
+            assert_eq!(n.id, t.id);
+            assert_eq!(n.info, PathInfo::from(&t.info));
             assert_eq!(n.segments.len(), t.trkseg.len());
             for (n, s) in n.segments.iter().zip(&t.trkseg) {
                 assert_eq!((n.id, n.rev_id, n.len), (s.id, s.rev_id, s.len()));

gpx-rs/src/engine/derived/routing_buffer.rs

@@ -39,7 +39,7 @@ impl RoutingBuffer {
             .map(|files| selection.segment_locations(files, order))
             .unwrap_or_default()
         {
-            let segment = &files.unwrap()[&location.file_id].trk[location.trk].trkseg[location.seg];
+            let segment = location.segment(files.unwrap());
             signature.push((segment.id, segment.rev_id));
             if segment.is_empty() {
                 continue;

gpx-rs/src/engine/derived/statistics_cache.rs

@@ -18,15 +18,13 @@ impl StatisticsCache {
         let mut stale: HashSet<TrackSegmentRevisionId> = self.map.keys().copied().collect();
         if let Some(state) = state {
             for file in state.values() {
-                for trk in file.trk.iter() {
-                    for trkseg in trk.trkseg.iter() {
-                        match self.map.entry(trkseg.rev_id) {
-                            Entry::Occupied(_) => {
-                                stale.remove(&trkseg.rev_id);
-                            }
-                            Entry::Vacant(e) => {
-                                e.insert(Statistics::compute(trkseg));
-                            }
+                for trkseg in file.segments() {
+                    match self.map.entry(trkseg.rev_id) {
+                        Entry::Occupied(_) => {
+                            stale.remove(&trkseg.rev_id);
+                        }
+                        Entry::Vacant(e) => {
+                            e.insert(Statistics::compute(trkseg));
                         }
                     }
                 }
@@ -72,6 +70,15 @@ impl StatisticsCache {
                         }
                     }
                 }
+                Selection::Route { file_id, rte_ids } => {
+                    if let Some(file) = state.get(file_id) {
+                        for rte in file.rte.iter() {
+                            if rte_ids.contains(&rte.id) {
+                                self.add_segment_stats(&rte.seg, &mut selected);
+                            }
+                        }
+                    }
+                }
                 Selection::Track { file_id, trk_ids } => {
                     if let Some(file) = state.get(file_id) {
                         for trk in file.trk.iter() {
@@ -129,8 +136,8 @@ impl StatisticsCache {
     }
 
     fn add_file_stats<'a>(&'a self, file: &'a File, selected: &mut Vec<SelectedSegment<'a>>) {
-        for trk in file.trk.iter() {
-            self.add_track_stats(trk, selected);
+        for trkseg in file.segments() {
+            self.add_segment_stats(trkseg, selected);
         }
     }
 

gpx-rs/src/engine/mod.rs

@@ -82,7 +82,7 @@ impl<H: History> Engine<H> {
             .find(|wpt| wpt.id == *id)
     }
 
-    /// A trackpoint of a segment of a file. `None` if it does not exist.
+    /// A trackpoint of a segment (of a route or a track) of a file. `None` if it does not exist.
     pub fn trackpoint(
         &self,
         file_id: &FileId,
@@ -93,9 +93,7 @@ impl<H: History> Engine<H> {
             .history
             .current()?
             .get(file_id)?
-            .trk
-            .iter()
-            .flat_map(|trk| &trk.trkseg)
+            .segments()
             .find(|seg| seg.id == *segment_id)?;
         (index < segment.len()).then(|| &segment[index])
     }
@@ -109,11 +107,7 @@ impl<H: History> Engine<H> {
         self.selection
             .segment_locations(files, &self.order.0)
             .iter()
-            .flat_map(|location| {
-                reduction_distances(
-                    &files[&location.file_id].trk[location.trk].trkseg[location.seg],
-                )
-            })
+            .flat_map(|location| reduction_distances(location.segment(files)))
             .collect()
     }
 

gpx-rs/src/engine/state/clipboard.rs

@@ -3,10 +3,18 @@ use std::rc::Rc;
 use uuid::Uuid;
 
 use crate::{
-    File, FileId, Files, Selection, Track, TrackId, TrackSegment, TrackSegmentId, Waypoint,
-    WaypointId,
+    File, FileId, Files, Route, RouteId, Selection, Track, TrackId, TrackSegment, TrackSegmentId,
+    Waypoint, WaypointId,
 };
 
+/// A route in the clipboard, with the name of the file it comes from (the name of the new file
+/// when it is pasted on its own).
+#[derive(Debug, Clone)]
+pub struct ClipboardRoute {
+    pub route: Route,
+    pub file_name: String,
+}
+
 /// A track in the clipboard, with the name of the file it comes from (the name of the new file
 /// when it is pasted on its own).
 #[derive(Debug, Clone)]
@@ -31,6 +39,7 @@ pub struct ClipboardSegment {
 #[derive(Debug, Clone)]
 pub enum ClipboardContent {
     Files(Vec<Rc<File>>),
+    Routes(Vec<ClipboardRoute>),
     Tracks(Vec<ClipboardTrack>),
     Segments(Vec<ClipboardSegment>),
     Waypoints(Vec<Waypoint>),
@@ -84,6 +93,19 @@ impl Clipboard {
                     .filter_map(|id| files.get(id).cloned())
                     .collect(),
             ),
+            Selection::Route { file_id, rte_ids } => {
+                let file = files.get(file_id)?;
+                ClipboardContent::Routes(
+                    file.rte
+                        .iter()
+                        .filter(|rte| rte_ids.contains(&rte.id))
+                        .map(|rte| ClipboardRoute {
+                            route: rte.clone(),
+                            file_name: file.info.name.clone(),
+                        })
+                        .collect(),
+                )
+            }
             Selection::Track { file_id, trk_ids } => {
                 let file = files.get(file_id)?;
                 ClipboardContent::Tracks(
@@ -144,32 +166,37 @@ impl Clipboard {
     pub fn is_empty(&self) -> bool {
         match &self.content {
             ClipboardContent::Files(files) => files.is_empty(),
+            ClipboardContent::Routes(routes) => routes.is_empty(),
             ClipboardContent::Tracks(tracks) => tracks.is_empty(),
             ClipboardContent::Segments(segments) => segments.is_empty(),
             ClipboardContent::Waypoints(waypoints) => waypoints.is_empty(),
         }
     }
 
-    /// Whether the content can be pasted when `target` is selected: files and tracks can be
-    /// pasted anywhere above them in the file tree, and nothing selected stands for the list of
-    /// files.
+    /// Whether the content can be pasted when `target` is selected: files, routes and tracks can
+    /// be pasted anywhere above them in the file tree (routes and tracks are at the same level),
+    /// and nothing selected stands for the list of files.
     ///
-    /// | copied    | pasted when selected                     |
-    /// |-----------|------------------------------------------|
-    /// | files     | nothing, a file                          |
-    /// | tracks    | nothing, a file, a track                 |
-    /// | segments  | nothing, a file, a track, a segment      |
-    /// | waypoints | a file, the waypoints, a waypoint        |
+    /// | copied    | pasted when selected                          |
+    /// |-----------|-----------------------------------------------|
+    /// | files     | nothing, a file                               |
+    /// | routes    | nothing, a file, a route, a track             |
+    /// | tracks    | nothing, a file, a route, a track             |
+    /// | segments  | nothing, a file, a route, a track, a segment  |
+    /// | waypoints | a file, the waypoints, a waypoint             |
     pub fn can_paste(&self, target: &Selection) -> bool {
         use ClipboardContent as C;
         use Selection::*;
         matches!(
             (&self.content, target),
             (C::Files(_), Empty | File { .. })
-                | (C::Tracks(_), Empty | File { .. } | Track { .. })
+                | (
+                    C::Routes(_) | C::Tracks(_),
+                    Empty | File { .. } | Route { .. } | Track { .. }
+                )
                 | (
                     C::Segments(_),
-                    Empty | File { .. } | Track { .. } | TrackSegment { .. }
+                    Empty | File { .. } | Route { .. } | Track { .. } | TrackSegment { .. }
                 )
                 | (
                     C::Waypoints(_),
@@ -183,6 +210,7 @@ impl Clipboard {
 #[derive(Debug, Clone, PartialEq, Eq)]
 pub enum ClipboardIds {
     Files(Vec<FileId>),
+    Routes(Vec<RouteId>),
     Tracks(Vec<TrackId>),
     Segments(Vec<TrackSegmentId>),
     Waypoints(Vec<WaypointId>),
@@ -194,6 +222,9 @@ impl ClipboardContent {
             ClipboardContent::Files(files) => {
                 ClipboardIds::Files(files.iter().map(|file| file.id).collect())
             }
+            ClipboardContent::Routes(routes) => {
+                ClipboardIds::Routes(routes.iter().map(|rte| rte.route.id).collect())
+            }
             ClipboardContent::Tracks(tracks) => {
                 ClipboardIds::Tracks(tracks.iter().map(|trk| trk.track.id).collect())
             }

gpx-rs/src/engine/state/selection.rs

@@ -1,6 +1,8 @@
 use std::collections::HashSet;
 
-use crate::{FileId, Files, TrackId, TrackSegmentId, WaypointId};
+use crate::{
+    File, FileId, Files, RouteId, SegmentIndex, TrackId, TrackSegment, TrackSegmentId, WaypointId,
+};
 
 /// How a new selection combines with the current one.
 #[derive(Debug, Clone, Copy, PartialEq, Eq, serde::Deserialize)]
@@ -23,6 +25,10 @@ pub enum Selection {
     File {
         file_ids: HashSet<FileId>,
     },
+    Route {
+        file_id: FileId,
+        rte_ids: HashSet<RouteId>,
+    },
     Track {
         file_id: FileId,
         trk_ids: HashSet<TrackId>,
@@ -41,12 +47,19 @@ pub enum Selection {
     },
 }
 
-/// Where a track segment is: its file, then its track and its own position in it.
+/// Where a segment is: its file, then its place in it (its route, or its track and its own
+/// position in it).
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub struct SegmentLocation {
     pub file_id: FileId,
-    pub trk: usize,
-    pub seg: usize,
+    pub index: SegmentIndex,
+}
+
+impl SegmentLocation {
+    /// The segment, in `files`. Panics if it is not there.
+    pub fn segment<'a>(&self, files: &'a Files) -> &'a TrackSegment {
+        files[&self.file_id].segment(self.index)
+    }
 }
 
 impl Selection {
@@ -89,23 +102,18 @@ impl Selection {
 }
 
 impl Selection {
-    /// The track segments covered by the selection, in order: the segments of several selected
-    /// files follow `order` (the files missing from it come last), then the tracks and segments
-    /// follow the file. Waypoints are not segments: selecting only waypoints covers none.
+    /// The segments covered by the selection, in order: the segments of several selected files
+    /// follow `order` (the files missing from it come last), then the routes, tracks and segments
+    /// follow the file (see [`File::segments`]). Waypoints are not segments: selecting only
+    /// waypoints covers none.
     pub fn segment_locations(&self, files: &Files, order: &[FileId]) -> Vec<SegmentLocation> {
         let mut locations = vec![];
-        let mut add = |file_id: FileId,
-                       trk_filter: &dyn Fn(&crate::Track) -> bool,
-                       seg_filter: &dyn Fn(&crate::TrackSegment) -> bool| {
+        let mut add = |file_id: FileId, filter: &dyn Fn(&File, SegmentIndex) -> bool| {
             let Some(file) = files.get(&file_id) else {
                 return;
             };
-            for (trk, track) in file.trk.iter().enumerate().filter(|(_, t)| trk_filter(t)) {
-                for (seg, segment) in track.trkseg.iter().enumerate() {
-                    if seg_filter(segment) {
-                        locations.push(SegmentLocation { file_id, trk, seg });
-                    }
-                }
+            for index in file.segment_indices().filter(|index| filter(file, *index)) {
+                locations.push(SegmentLocation { file_id, index });
             }
         };
         match self {
@@ -116,25 +124,35 @@ impl Selection {
                     .filter(|id| file_ids.contains(id))
                     .chain(file_ids.iter().filter(|id| !order.contains(id)));
                 for id in ordered {
-                    add(*id, &|_| true, &|_| true);
+                    add(*id, &|_, _| true);
                 }
             }
-            Selection::Track { file_id, trk_ids } => {
-                add(*file_id, &|trk| trk_ids.contains(&trk.id), &|_| true)
-            }
+            Selection::Route { file_id, rte_ids } => add(*file_id, &|file, index| match index {
+                SegmentIndex::Route(rte) => rte_ids.contains(&file.rte[rte].id),
+                SegmentIndex::Track { .. } => false,
+            }),
+            Selection::Track { file_id, trk_ids } => add(*file_id, &|file, index| match index {
+                SegmentIndex::Track { trk, .. } => trk_ids.contains(&file.trk[trk].id),
+                SegmentIndex::Route(_) => false,
+            }),
             Selection::TrackSegment {
                 file_id,
                 trk_id,
                 trkseg_ids,
-            } => add(*file_id, &|trk| trk.id == *trk_id, &|seg| {
-                trkseg_ids.contains(&seg.id)
+            } => add(*file_id, &|file, index| match index {
+                SegmentIndex::Track { trk, seg } => {
+                    let track = &file.trk[trk];
+                    track.id == *trk_id && trkseg_ids.contains(&track.trkseg[seg].id)
+                }
+                SegmentIndex::Route(_) => false,
             }),
         }
         locations
     }
 
-    /// Drops what does not exist anymore (e.g. after an undo): files, and the tracks, segments
-    /// and waypoints of the files that remain. A selection left with nothing becomes empty.
+    /// Drops what does not exist anymore (e.g. after an undo): files, and the routes, tracks,
+    /// segments and waypoints of the files that remain. A selection left with nothing becomes
+    /// empty.
     pub fn retain_existing(&mut self, files: &Files) {
         let empty = match self {
             Selection::Empty => false,
@@ -142,6 +160,13 @@ impl Selection {
                 file_ids.retain(|id| files.contains_key(id));
                 file_ids.is_empty()
             }
+            Selection::Route { file_id, rte_ids } => match files.get(file_id) {
+                Some(file) => {
+                    rte_ids.retain(|id| file.rte.iter().any(|rte| rte.id == *id));
+                    rte_ids.is_empty()
+                }
+                None => true,
+            },
             Selection::Track { file_id, trk_ids } => match files.get(file_id) {
                 Some(file) => {
                     trk_ids.retain(|id| file.trk.iter().any(|trk| trk.id == *id));
@@ -185,6 +210,13 @@ impl Selection {
             (Selection::File { file_ids }, Selection::File { file_ids: other }) => {
                 file_ids.extend(other)
             }
+            (
+                Selection::Route { file_id, rte_ids },
+                Selection::Route {
+                    file_id: other_file,
+                    rte_ids: other,
+                },
+            ) if *file_id == other_file => rte_ids.extend(other),
             (
                 Selection::Track { file_id, trk_ids },
                 Selection::Track {
@@ -232,6 +264,16 @@ impl Selection {
                 toggle_ids(file_ids, other);
                 file_ids.is_empty()
             }
+            (
+                Selection::Route { file_id, rte_ids },
+                Selection::Route {
+                    file_id: other_file,
+                    rte_ids: other,
+                },
+            ) if *file_id == other_file => {
+                toggle_ids(rte_ids, other);
+                rte_ids.is_empty()
+            }
             (
                 Selection::Track { file_id, trk_ids },
                 Selection::Track {
@@ -325,7 +367,8 @@ impl Selection {
         match self {
             Selection::Empty => Selection::Empty,
             Selection::File { .. } => self.clone(),
-            Selection::Track { file_id, .. }
+            Selection::Route { file_id, .. }
+            | Selection::Track { file_id, .. }
             | Selection::TrackSegment { file_id, .. }
             | Selection::Waypoints { file_id }
             | Selection::Waypoint { file_id, .. } => Selection::File {
@@ -335,7 +378,7 @@ impl Selection {
     }
 
     /// Selects all the elements of the same kind as the selected ones, in the same place: all
-    /// the files, all the tracks of the file, all the segments of the track, all the waypoints
+    /// the files, all the routes (or tracks) of the file, all the segments of the track, all the waypoints
     /// of the file. All the files when nothing is selected. `None` when there is nothing to
     /// select (the waypoints node, or a file that does not exist).
     pub fn all_at_level(&self, files: &Files, order: &[FileId]) -> Option<Selection> {
@@ -343,6 +386,10 @@ impl Selection {
             Selection::Empty | Selection::File { .. } => Some(Selection::File {
                 file_ids: order.iter().copied().collect(),
             }),
+            Selection::Route { file_id, .. } => Some(Selection::Route {
+                file_id: *file_id,
+                rte_ids: files.get(file_id)?.rte.iter().map(|rte| rte.id).collect(),
+            }),
             Selection::Track { file_id, .. } => Some(Selection::Track {
                 file_id: *file_id,
                 trk_ids: files.get(file_id)?.trk.iter().map(|trk| trk.id).collect(),
@@ -371,7 +418,7 @@ impl Selection {
 
     /// The element next to the selected ones, as a selection of that one element: the next one
     /// (`down`) or the previous one among the elements of the same kind, in the same place.
-    /// The tracks, segments and waypoints stop at their ends, the files wrap around and skip
+    /// The routes, tracks, segments and waypoints stop at their ends, the files wrap around and skip
     /// the ones that are already selected. `None` when there is no such element.
     pub fn neighbour(&self, files: &Files, order: &[FileId], down: bool) -> Option<Selection> {
         match self {
@@ -393,6 +440,13 @@ impl Selection {
                     }
                 }
             }
+            Selection::Route { file_id, rte_ids } => {
+                let ids: Vec<RouteId> = files.get(file_id)?.rte.iter().map(|r| r.id).collect();
+                Some(Selection::Route {
+                    file_id: *file_id,
+                    rte_ids: [neighbour(&ids, rte_ids, down)?].into(),
+                })
+            }
             Selection::Track { file_id, trk_ids } => {
                 let ids: Vec<TrackId> = files.get(file_id)?.trk.iter().map(|t| t.id).collect();
                 Some(Selection::Track {

gpx-rs/src/engine/tests.rs

@@ -87,6 +87,7 @@ fn new(engine: &mut TestEngine, name: &str) -> bool {
         Command::New(New {
             name,
             trackpoint: None,
+            route: false,
         }),
     )
 }
@@ -1489,6 +1490,7 @@ mod per_file_history {
             .execute(Action::Edit(Command::New(New {
                 name,
                 trackpoint: None,
+                route: false,
             })))
             .unwrap();
         *engine.order().last().unwrap()

gpx-rs/src/storage/codec/mod.rs

@@ -18,9 +18,9 @@ use serde::{Deserialize, Serialize};
 use uuid::Uuid;
 
 use crate::{
-    File, FileId, FileInfo, Track, TrackId, TrackInfo, TrackSegment, TrackSegmentId,
-    TrackpointCategories, TrackpointChunk, TrackpointChunkId, Waypoint, WaypointChunk,
-    WaypointChunkId, Waypoints,
+    File, FileId, FileInfo, Route, RouteId, Track, TrackId, TrackInfo, TrackSegment,
+    TrackSegmentId, TrackpointCategories, TrackpointChunk, TrackpointChunkId, Waypoint,
+    WaypointChunk, WaypointChunkId, Waypoints,
 };
 
 /// The version that is written.
@@ -54,10 +54,17 @@ fn parse<'a, T: Deserialize<'a>>(data: &'a [u8]) -> Result<T, DecodeError> {
 /// A file without its trackpoints and waypoints, which are in chunks.
 pub struct FileRecord {
     info: FileInfo,
+    routes: Vec<RouteRecord>,
     tracks: Vec<TrackRecord>,
     waypoints: Vec<WaypointChunkId>,
 }
 
+struct RouteRecord {
+    id: RouteId,
+    info: TrackInfo,
+    segment: SegmentRecord,
+}
+
 struct TrackRecord {
     id: TrackId,
     info: TrackInfo,
@@ -69,24 +76,35 @@ struct SegmentRecord {
     chunks: Vec<TrackpointChunkId>,
 }
 
+impl From<v1::SegmentRecord1> for SegmentRecord {
+    fn from(segment: v1::SegmentRecord1) -> Self {
+        Self {
+            id: TrackSegmentId(segment.id),
+            chunks: segment.chunks.into_iter().map(TrackpointChunkId).collect(),
+        }
+    }
+}
+
 impl From<v1::FileRecord1> for FileRecord {
     fn from(record: v1::FileRecord1) -> Self {
         Self {
             info: record.info.into(),
+            routes: record
+                .routes
+                .into_iter()
+                .map(|route| RouteRecord {
+                    id: RouteId(route.id),
+                    info: route.info.into(),
+                    segment: route.segment.into(),
+                })
+                .collect(),
             tracks: record
                 .tracks
                 .into_iter()
                 .map(|track| TrackRecord {
                     id: TrackId(track.id),
                     info: track.info.into(),
-                    segments: track
-                        .segments
-                        .into_iter()
-                        .map(|segment| SegmentRecord {
-                            id: TrackSegmentId(segment.id),
-                            chunks: segment.chunks.into_iter().map(TrackpointChunkId).collect(),
-                        })
-                        .collect(),
+                    segments: track.segments.into_iter().map(Into::into).collect(),
                 })
                 .collect(),
             waypoints: record.waypoints.into_iter().map(WaypointChunkId).collect(),
@@ -108,16 +126,27 @@ impl FileRecord {
             info: self.info,
             ..Default::default()
         };
-        for track in self.tracks {
-            let mut trkseg = Vec::with_capacity(track.segments.len());
-            for segment in track.segments {
-                let mut built = TrackSegment::default();
-                built.id = segment.id;
-                for chunk in &segment.chunks {
-                    built.push_shared(trackpoint_chunks(chunk)?);
-                }
-                trkseg.push(built);
+        let segment = |record: SegmentRecord| {
+            let mut built = TrackSegment::default();
+            built.id = record.id;
+            for chunk in &record.chunks {
+                built.push_shared(trackpoint_chunks(chunk)?);
             }
+            Some(built)
+        };
+        for route in self.routes {
+            file.rte.push(Route {
+                id: route.id,
+                info: route.info,
+                seg: segment(route.segment)?,
+            });
+        }
+        for track in self.tracks {
+            let trkseg = track
+                .segments
+                .into_iter()
+                .map(segment)
+                .collect::<Option<Vec<_>>>()?;
             file.trk.push(Track {
                 id: track.id,
                 info: track.info,
@@ -292,6 +321,20 @@ mod tests {
         });
         let mut empty = TrackSegment::default();
         empty.id = TrackSegmentId(id(6));
+        // a route, whose segment shares the chunk of the track
+        let mut route_segment = TrackSegment::default();
+        route_segment.id = TrackSegmentId(id(10));
+        route_segment.push_shared(segment.chunks()[0].clone());
+        file.rte.push(Route {
+            id: RouteId(id(9)),
+            info: TrackInfo {
+                name: Some("route".into()),
+                type_: Some("Hiking".into()),
+                color: Some("00ff00".into()),
+                ..Default::default()
+            },
+            seg: route_segment,
+        });
         file.trk.push(Track {
             id: TrackId(id(2)),
             info: TrackInfo {
@@ -352,9 +395,7 @@ mod tests {
         HashMap<WaypointChunkId, Rc<WaypointChunk>>,
     ) {
         let trackpoints = file
-            .trk
-            .iter()
-            .flat_map(|track| &track.trkseg)
+            .segments()
             .flat_map(|segment| segment.chunks().iter().map(|c| (c.id, c.clone())))
             .collect();
         let waypoints = file
@@ -373,19 +414,28 @@ mod tests {
         })
     }
 
+    fn assert_same_segment(a: &TrackSegment, b: &TrackSegment) {
+        assert_eq!(a.id, b.id);
+        assert_eq!(a.len(), b.len());
+        for (a, b) in a.chunks().iter().zip(b.chunks()) {
+            assert!(Rc::ptr_eq(a, b), "the chunks are the ones that were given");
+        }
+    }
+
     fn assert_same_file(a: &File, b: &File) {
         assert_eq!(a.id, b.id);
         assert_eq!(a.info, b.info);
+        assert_eq!(a.rte.len(), b.rte.len());
+        for (a, b) in a.rte.iter().zip(&b.rte) {
+            assert_eq!((a.id, &a.info), (b.id, &b.info));
+            assert_same_segment(&a.seg, &b.seg);
+        }
         assert_eq!(a.trk.len(), b.trk.len());
         for (a, b) in a.trk.iter().zip(&b.trk) {
             assert_eq!((a.id, &a.info), (b.id, &b.info));
             assert_eq!(a.trkseg.len(), b.trkseg.len());
             for (a, b) in a.trkseg.iter().zip(&b.trkseg) {
-                assert_eq!(a.id, b.id);
-                assert_eq!(a.len(), b.len());
-                for (a, b) in a.chunks().iter().zip(b.chunks()) {
-                    assert!(Rc::ptr_eq(a, b), "the chunks are the ones that were given");
-                }
+                assert_same_segment(a, b);
             }
         }
         assert_eq!(a.wpt.len(), b.wpt.len());
@@ -425,7 +475,7 @@ mod tests {
             .unwrap()
             .build(file.id, &|_| None, &|_| None)
             .unwrap();
-        assert!(built.trk.is_empty() && built.wpt.is_empty());
+        assert!(built.rte.is_empty() && built.trk.is_empty() && built.wpt.is_empty());
     }
 
     /// The names of the categories of a trackpoint.
@@ -611,13 +661,15 @@ mod tests {
         "70733a2f2f6578616d706c652e636f6d2f736f6d656f6e65021868747470733a2f2f6578616d706c652e636f",
         "6d2f66696c65012074657874206f662068747470733a2f2f6578616d706c652e636f6d2f66696c651a687474",
         "70733a2f2f6578616d706c652e636f6d2f66696c652d32012274657874206f662068747470733a2f2f657861",
-        "6d706c652e636f6d2f66696c652d320180a0abfef96201100000000000000000000000000000000201057472",
-        "61636b0103636d740104646573630103737263021968747470733a2f2f6578616d706c652e636f6d2f747261",
-        "636b012174657874206f662068747470733a2f2f6578616d706c652e636f6d2f747261636b1b68747470733a",
-        "2f2f6578616d706c652e636f6d2f747261636b2d32012374657874206f662068747470733a2f2f6578616d70",
-        "6c652e636f6d2f747261636b2d3201074379636c696e67010666663030303001000000000000e03f01000000",
-        "0000001840021000000000000000000000000000000003011000000000000000000000000000000004100000",
-        "000000000000000000000000000600011000000000000000000000000000000005",
+        "6d706c652e636f6d2f66696c652d320180a0abfef9620110000000000000000000000000000000090105726f",
+        "75746500000000010648696b696e6701063030666630300000100000000000000000000000000000000a0110",
+        "000000000000000000000000000000040110000000000000000000000000000000020105747261636b010363",
+        "6d740104646573630103737263021968747470733a2f2f6578616d706c652e636f6d2f747261636b01217465",
+        "7874206f662068747470733a2f2f6578616d706c652e636f6d2f747261636b1b68747470733a2f2f6578616d",
+        "706c652e636f6d2f747261636b2d32012374657874206f662068747470733a2f2f6578616d706c652e636f6d",
+        "2f747261636b2d3201074379636c696e67010666663030303001000000000000e03f01000000000000184002",
+        "1000000000000000000000000000000003011000000000000000000000000000000004100000000000000000",
+        "000000000000000600011000000000000000000000000000000005",
     );
     const TRACKPOINTS_V1: &str = concat!(
         "01020667726176656c0761737068616c74010470617468010668696b696e6701046d74623003000000000000",

gpx-rs/src/storage/codec/v1.rs

@@ -8,8 +8,8 @@ use serde::{Deserialize, Serialize};
 use uuid::Uuid;
 
 use crate::{
-    Author, Categories, File, FileInfo, Link, LngLat, TrackInfo, Trackpoint, TrackpointCategories,
-    Waypoint, WaypointId,
+    Author, Categories, File, FileInfo, Link, LngLat, TrackInfo, TrackSegment, Trackpoint,
+    TrackpointCategories, Waypoint, WaypointId,
 };
 
 #[derive(Serialize, Deserialize)]
@@ -133,10 +133,18 @@ impl From<TrackInfo1> for TrackInfo {
 #[derive(Serialize, Deserialize)]
 pub struct FileRecord1 {
     pub info: FileInfo1,
+    pub routes: Vec<RouteRecord1>,
     pub tracks: Vec<TrackRecord1>,
     pub waypoints: Vec<Uuid>,
 }
 
+#[derive(Serialize, Deserialize)]
+pub struct RouteRecord1 {
+    pub id: Uuid,
+    pub info: TrackInfo1,
+    pub segment: SegmentRecord1,
+}
+
 #[derive(Serialize, Deserialize)]
 pub struct TrackRecord1 {
     pub id: Uuid,
@@ -150,24 +158,35 @@ pub struct SegmentRecord1 {
     pub chunks: Vec<Uuid>,
 }
 
+impl SegmentRecord1 {
+    fn new(segment: &TrackSegment) -> Self {
+        Self {
+            id: segment.id.0,
+            chunks: segment.chunks().iter().map(|chunk| chunk.id.0).collect(),
+        }
+    }
+}
+
 impl FileRecord1 {
     pub fn new(file: &File) -> Self {
         Self {
             info: (&file.info).into(),
+            routes: file
+                .rte
+                .iter()
+                .map(|route| RouteRecord1 {
+                    id: route.id.0,
+                    info: (&route.info).into(),
+                    segment: SegmentRecord1::new(&route.seg),
+                })
+                .collect(),
             tracks: file
                 .trk
                 .iter()
                 .map(|track| TrackRecord1 {
                     id: track.id.0,
                     info: (&track.info).into(),
-                    segments: track
-                        .trkseg
-                        .iter()
-                        .map(|segment| SegmentRecord1 {
-                            id: segment.id.0,
-                            chunks: segment.chunks().iter().map(|chunk| chunk.id.0).collect(),
-                        })
-                        .collect(),
+                    segments: track.trkseg.iter().map(SegmentRecord1::new).collect(),
                 })
                 .collect(),
             waypoints: file.wpt.chunks().iter().map(|chunk| chunk.id.0).collect(),

gpx-rs/src/storage/persister.rs

@@ -217,8 +217,7 @@ impl Persister {
                 .files
                 .get(id)
                 .is_none_or(|saved| !Rc::ptr_eq(saved, file));
-            let segments = file.trk.iter().flat_map(|track| &track.trkseg);
-            for chunk in segments.flat_map(|segment| segment.chunks()) {
+            for chunk in file.segments().flat_map(|segment| segment.chunks()) {
                 let key = ChunkKey::trackpoints(chunk.id.0);
                 if chunks.insert(key) && changed && !self.chunks.contains(&key) {
                     batch

tauri/src/commands/disk.rs

@@ -313,7 +313,6 @@ pub struct ExportArguments {
     atemp: bool,
     power: bool,
     osm: bool,
-    as_route: bool,
 }
 
 impl From<ExportArguments> for ExportOptions {
@@ -325,7 +324,6 @@ impl From<ExportArguments> for ExportOptions {
             atemp: arguments.atemp,
             power: arguments.power,
             osm: arguments.osm,
-            as_route: arguments.as_route,
         }
     }
 }

tauri/src/commands/edit.rs

@@ -38,6 +38,16 @@ pub fn style(
     state.run(move |e| api::style(e, color.as_deref(), opacity, width))
 }
 
+#[tauri::command(async)]
+pub fn convert(state: State<AppState>) -> api::Outcome {
+    state.run(api::convert)
+}
+
+#[tauri::command(async)]
+pub fn new_route(state: State<AppState>) -> api::Outcome {
+    state.run(api::new_route)
+}
+
 #[tauri::command(async)]
 pub fn new_track(state: State<AppState>) -> api::Outcome {
     state.run(api::new_track)

tauri/src/commands/files.rs

@@ -16,10 +16,16 @@ pub fn new_file(
     lng: Option<f64>,
     lat: Option<f64>,
     ele: Option<f64>,
+    route: Option<bool>,
     folder: Option<PathBuf>,
 ) -> api::Outcome {
+    let route = route.unwrap_or_default();
     // in `folder` if it is given, otherwise like the selected file, otherwise in the open folder
-    state.core(move |core| core.creating(folder, true, |e| api::new_file(e, &name, lng, lat, ele)))
+    state.core(move |core| {
+        core.creating(folder, true, |e| {
+            api::new_file(e, &name, lng, lat, ele, route)
+        })
+    })
 }
 
 /// The files are in the body, one after the other, the headers `lengths` and `names` (JSON,

tauri/src/commands/queries.rs

@@ -79,7 +79,6 @@ pub fn export_file(
     atemp: bool,
     power: bool,
     osm: bool,
-    as_route: bool,
 ) -> Bytes {
     let options = ExportOptions {
         time,
@@ -88,7 +87,6 @@ pub fn export_file(
         atemp,
         power,
         osm,
-        as_route,
     };
     optional(state.read(move |e| api::export_file(e, file_id, options)))
 }

tauri/src/commands/selection.rs

@@ -21,6 +21,16 @@ pub fn arrow_select(state: State<AppState>, down: bool, add: bool) -> api::Outco
     state.run(move |e| api::arrow_select(e, down, add))
 }
 
+#[tauri::command(async)]
+pub fn select_routes(
+    state: State<AppState>,
+    file_id: Uuid,
+    route_ids: Vec<Uuid>,
+    mode: SelectMode,
+) -> api::Outcome {
+    state.run(move |e| api::select_routes(e, file_id, &route_ids, mode))
+}
+
 #[tauri::command(async)]
 pub fn select_tracks(
     state: State<AppState>,

tauri/src/lib.rs

@@ -114,6 +114,7 @@ fn register_commands<R: tauri::Runtime>(builder: tauri::Builder<R>) -> tauri::Bu
         selection::select,
         selection::select_all,
         selection::arrow_select,
+        selection::select_routes,
         selection::select_tracks,
         selection::select_segments,
         selection::select_waypoint_group,
@@ -134,6 +135,8 @@ fn register_commands<R: tauri::Runtime>(builder: tauri::Builder<R>) -> tauri::Bu
         // edits and tools
         edit::metadata,
         edit::style,
+        edit::convert,
+        edit::new_route,
         edit::new_track,
         edit::new_track_segment,
         edit::new_waypoint,

tauri/src/tests.rs

@@ -257,7 +257,7 @@ fn waypoints_exports_and_routing_revisions() {
 
     let exported = app.bytes(
         "export_file",
-        json!({ "fileId": file, "time": true, "hr": true, "cad": true, "atemp": true, "power": true, "osm": true, "asRoute": false }),
+        json!({ "fileId": file, "time": true, "hr": true, "cad": true, "atemp": true, "power": true, "osm": true }),
     );
     assert_eq!(exported[0], 1);
     assert!(
@@ -483,7 +483,7 @@ fn files_made_from_a_file_of_the_open_folder_are_written_next_to_it_at_once() {
         assert_eq!(opened.added().len(), 1);
         let copy = core.creating(None, false, gpx_engine::api::duplicate);
         let fresh = core.creating(None, true, |e| {
-            gpx_engine::api::new_file(e, "fresh", None, None, None)
+            gpx_engine::api::new_file(e, "fresh", None, None, None, false)
         });
         // a copy of the file goes next to it, a new file with nothing selected in the selection
         // of the file that was just made

tauri/src/workspace.rs

@@ -1191,6 +1191,7 @@ mod tests {
         /// What the file holds: the name of its track (its own name is the one of the file).
         fn content(&self, id: Uuid) -> String {
             self.engine.file_structure(&FileId(id)).unwrap().tracks[0]
+                .info
                 .name
                 .clone()
                 .unwrap_or_default()
@@ -1246,7 +1247,7 @@ mod tests {
     #[test]
     fn a_file_that_is_not_on_the_disk_is_unsaved_until_it_is_given_a_place() {
         let mut fx = Fixture::new();
-        api::new_file(&mut fx.engine, "fresh", None, None, None);
+        api::new_file(&mut fx.engine, "fresh", None, None, None, false);
         let id = fx.ids()[0];
         assert!(fx.workspace.is_dirty(&fx.engine, id));
         assert_eq!(
@@ -1271,9 +1272,9 @@ mod tests {
     fn several_files_without_a_place_go_in_a_folder_with_names_that_are_free() {
         let mut fx = Fixture::new();
         fx.write("fresh.gpx", "already there");
-        api::new_file(&mut fx.engine, "fresh", None, None, None);
-        api::new_file(&mut fx.engine, "a/b: c", None, None, None);
-        api::new_file(&mut fx.engine, "fresh", None, None, None);
+        api::new_file(&mut fx.engine, "fresh", None, None, None, false);
+        api::new_file(&mut fx.engine, "a/b: c", None, None, None, false);
+        api::new_file(&mut fx.engine, "fresh", None, None, None, false);
         let ids = fx.ids();
         let folder = fx.folder.clone();
         fx.workspace
@@ -1696,7 +1697,7 @@ mod tests {
         fx.open_folder();
         let a = fx.ids()[0];
         fx.rename(a, "edited");
-        api::new_file(&mut fx.engine, "fresh", None, None, None);
+        api::new_file(&mut fx.engine, "fresh", None, None, None, false);
         let fresh = fx.id_named("fresh");
         fx.workspace.close_files(&mut fx.engine, &[a, fresh], true);
         assert!(fx.ids().is_empty());
@@ -1712,7 +1713,7 @@ mod tests {
         let mut fx = Fixture::new();
         fx.write("a.gpx", "a");
         fx.open_folder();
-        api::new_file(&mut fx.engine, "fresh", None, None, None);
+        api::new_file(&mut fx.engine, "fresh", None, None, None, false);
         assert_eq!(fx.ids().len(), 2);
 
         // the new file has nowhere to go: it has to be discarded

wasm/src/command/edit.rs

@@ -18,6 +18,17 @@ pub fn style(color: Option<String>, opacity: Option<f64>, width: Option<f64>) ->
     run(|e| api::style(e, color.as_deref(), opacity, width))
 }
 
+/// Converts the selected routes to tracks, or the selected tracks or segments to routes.
+#[wasm_bindgen]
+pub fn convert() -> Outcome {
+    run(api::convert)
+}
+
+#[wasm_bindgen]
+pub fn new_route() -> Outcome {
+    run(api::new_route)
+}
+
 #[wasm_bindgen]
 pub fn new_track() -> Outcome {
     run(api::new_track)

wasm/src/command/files.rs

@@ -10,11 +10,18 @@ use crate::ts::*;
 
 // File commands
 
-/// Creates a file and selects it. With `lng` and `lat`, it starts with a track and a segment that
-/// hold that trackpoint (at `ele`, 0 by default).
+/// Creates a file and selects it. With `route`, it starts with a route. With `lng` and `lat`, it
+/// starts with a segment that holds that trackpoint (at `ele`, 0 by default): the one of its route
+/// with `route`, of a track otherwise.
 #[wasm_bindgen]
-pub fn new_file(name: &str, lng: Option<f64>, lat: Option<f64>, ele: Option<f64>) -> Outcome {
-    run(|e| api::new_file(e, name, lng, lat, ele))
+pub fn new_file(
+    name: &str,
+    lng: Option<f64>,
+    lat: Option<f64>,
+    ele: Option<f64>,
+    route: bool,
+) -> Outcome {
+    run(|e| api::new_file(e, name, lng, lat, ele, route))
 }
 
 /// Loads files as a single command (one undo step). The files are in `data`, one after the

wasm/src/queries/files.rs

@@ -45,10 +45,8 @@ pub fn selection_statistics() -> GlobalStatistics {
 }
 
 /// A file as GPX (UTF-8 bytes), `undefined` if it does not exist. The options say which data of the trackpoints
-/// to keep, and with `as_route` that the segments are written as routes (`rte`) instead of tracks:
-/// the anchors are the route points, and the trackpoints between them the points of their path.
+/// to keep.
 #[wasm_bindgen]
-#[allow(clippy::too_many_arguments)]
 pub fn export_file(
     file_id: &str,
     time: bool,
@@ -57,7 +55,6 @@ pub fn export_file(
     atemp: bool,
     power: bool,
     osm: bool,
-    as_route: bool,
 ) -> Option<Vec<u8>> {
     let id = parse_uuid(file_id)?;
     let options = ExportOptions {
@@ -67,7 +64,6 @@ pub fn export_file(
         atemp,
         power,
         osm,
-        as_route,
     };
     with_engine(|e| api::export_file(e, id, options)).flatten()
 }

wasm/src/selection.rs

@@ -41,6 +41,14 @@ pub fn arrow_select(down: bool, add: bool) -> Outcome {
 // with the selection when it holds elements of the same kind in the same place (same file, same
 // track for segments), otherwise they replace it.
 
+#[wasm_bindgen]
+pub fn select_routes(file_id: &str, route_ids_bytes: &[u8], mode: SelectMode) -> Outcome {
+    match parse_uuid(file_id).zip(uuid_list(route_ids_bytes)) {
+        Some((file_id, ids)) => run(|e| api::select_routes(e, file_id, &ids, mode.into())),
+        None => fail("the ids are not UUIDs"),
+    }
+}
+
 #[wasm_bindgen]
 pub fn select_tracks(file_id: &str, track_ids_bytes: &[u8], mode: SelectMode) -> Outcome {
     match parse_uuid(file_id).zip(uuid_list(track_ids_bytes)) {

wasm/src/tests.rs

@@ -16,6 +16,7 @@ use crate::types::*;
 const SIMPLE: &[u8] = include_bytes!("../../gpx-rs/data/simple.gpx");
 const WITH_TIME: &[u8] = include_bytes!("../../gpx-rs/data/with_time.gpx");
 const WITH_SURFACE: &[u8] = include_bytes!("../../gpx-rs/data/with_surface.gpx");
+const WITH_ROUTES: &[u8] = include_bytes!("../../gpx-rs/data/with_routes.gpx");
 
 thread_local! {
     static LAST: std::cell::RefCell<JsValue> = const { std::cell::RefCell::new(JsValue::UNDEFINED) };
@@ -83,7 +84,7 @@ fn uuid_bytes(ids: &[String]) -> Vec<u8> {
 fn test_new_file_is_listed_and_selected() {
     start();
     assert!(run(crate::command::files::new_file(
-        "route", None, None, None
+        "route", None, None, None, false
     )));
     assert_eq!(last_error(), None);
 
@@ -112,10 +113,7 @@ fn test_unknown_file_has_no_structure() {
     assert!(crate::queries::files::file_structure(&id).is_undefined());
     assert!(crate::queries::files::file_structure("not an id").is_undefined());
     assert!(crate::queries::files::file_statistics(&id).is_undefined());
-    assert!(
-        crate::queries::files::export_file(&id, true, true, true, true, true, true, false)
-            .is_none()
-    );
+    assert!(crate::queries::files::export_file(&id, true, true, true, true, true, true).is_none());
     assert_eq!(
         crate::queries::coordinates::segment_coordinates(&id).length(),
         0
@@ -200,7 +198,9 @@ fn test_the_reason_of_a_failure_can_be_read() {
     assert!(!run(crate::command::tools::reverse()));
     assert_eq!(last_error().as_deref(), Some("nothing to do"));
     // the next call starts afresh
-    assert!(run(crate::command::files::new_file("a", None, None, None)));
+    assert!(run(crate::command::files::new_file(
+        "a", None, None, None, false
+    )));
     assert_eq!(last_error(), None);
 
     // invalid data
@@ -253,7 +253,9 @@ fn test_the_reason_of_a_failure_can_be_read() {
     assert!(last_error().is_some());
 
     // answers are not failures
-    assert!(run(crate::command::files::new_file("b", None, None, None)));
+    assert!(run(crate::command::files::new_file(
+        "b", None, None, None, false
+    )));
     assert!(!crate::command::files::can_paste());
     assert_eq!(last_error(), None);
 }
@@ -262,7 +264,9 @@ fn test_the_reason_of_a_failure_can_be_read() {
 fn test_undo_and_redo() {
     started_with(&[]);
     assert!(!can_undo() && !can_redo());
-    assert!(run(crate::command::files::new_file("a", None, None, None)));
+    assert!(run(crate::command::files::new_file(
+        "a", None, None, None, false
+    )));
     assert!(can_undo() && !can_redo());
     assert!(run(undo()));
     assert!(order().is_empty());
@@ -279,8 +283,7 @@ fn test_export_and_exportable_data() {
     let ids = order();
 
     let bytes =
-        crate::queries::files::export_file(&ids[0], true, true, true, true, true, true, false)
-            .unwrap();
+        crate::queries::files::export_file(&ids[0], true, true, true, true, true, true).unwrap();
     assert!(String::from_utf8(bytes).unwrap().contains("<gpx"));
 
     // the time is the first bit
@@ -300,18 +303,17 @@ fn test_export_and_exportable_data() {
 }
 
 #[wasm_bindgen_test]
-fn test_export_as_route() {
-    started_with(&[(SIMPLE, "plain")]);
-    let id = order().remove(0);
-    let text = |as_route| {
+fn test_export_tracks_and_routes() {
+    started_with(&[(SIMPLE, "track"), (WITH_ROUTES, "routes")]);
+    let text = |id: &str| {
         let bytes =
-            crate::queries::files::export_file(&id, true, true, true, true, true, true, as_route)
-                .unwrap();
+            crate::queries::files::export_file(id, true, true, true, true, true, true).unwrap();
         String::from_utf8(bytes).unwrap()
     };
-    let tracks = text(false);
+    let ids = order();
+    let tracks = text(&ids[0]);
     assert!(tracks.contains("<trk>") && !tracks.contains("<rte>"));
-    let routes = text(true);
+    let routes = text(&ids[1]);
     assert!(routes.contains("<rte>") && !routes.contains("<trk>"));
     assert!(routes.contains("<rtept"));
 }
@@ -390,7 +392,7 @@ fn test_move_elements_takes_js_objects() {
 fn test_waypoints() {
     started_with(&[]);
     assert!(run(crate::command::files::new_file(
-        "file", None, None, None
+        "file", None, None, None, false
     )));
     let file = order().remove(0);
     assert!(run(crate::command::waypoints::new_waypoint(
@@ -494,7 +496,9 @@ fn test_editing_tools_change_the_statistics() {
 #[wasm_bindgen_test]
 fn test_last_update_describes_the_last_call_only() {
     started_with(&[]);
-    assert!(run(crate::command::files::new_file("a", None, None, None)));
+    assert!(run(crate::command::files::new_file(
+        "a", None, None, None, false
+    )));
     let update = last_outcome();
     assert_eq!(array(get(&update, "added")).length(), 1);
     assert_eq!(get(&update, "orderChanged").as_bool(), Some(true));
@@ -506,7 +510,9 @@ fn test_last_update_describes_the_last_call_only() {
     assert_eq!(get(&update, "orderChanged").as_bool(), Some(false));
     assert_eq!(get(&update, "selectionChanged").as_bool(), Some(false));
 
-    assert!(run(crate::command::files::new_file("b", None, None, None)));
+    assert!(run(crate::command::files::new_file(
+        "b", None, None, None, false
+    )));
     assert!(!run(crate::command::tools::crop(3, 1)));
     let update = last_outcome();
     assert_eq!(array(get(&update, "added")).length(), 0);

wasm/src/ts.rs

@@ -28,16 +28,19 @@ const FILE_STRUCTURE_TS: &str = r#"
 export type Selection =
     | { type: 'empty' }
     | { type: 'file'; fileIds: string[] }
+    | { type: 'route'; fileId: string; routeIds: string[] }
     | { type: 'track'; fileId: string; trackIds: string[] }
     | { type: 'segment'; fileId: string; trackId: string; segmentIds: string[] }
     | { type: 'waypoints'; fileId: string }
     | { type: 'waypoint'; fileId: string; waypointIds: string[] };
 /**
  * Where moved elements go: a list of the file tree and the position in it, counted among the
- * elements of the list that are not moved.
+ * elements of the list that are not moved. Routes and tracks keep their kind: moved among the
+ * other kind, routes go after the routes, tracks before the tracks.
  */
 export type MoveTarget =
     | { type: 'files'; index: number }
+    | { type: 'routes'; fileId: string; index: number }
     | { type: 'tracks'; fileId: string; index: number }
     | { type: 'segments'; fileId: string; trackId: string; index: number }
     | { type: 'waypoints'; fileId: string; index: number };
@@ -83,7 +86,7 @@ export interface SelectionPoint {
 }
 /** What was copied or cut, to be pasted: the kind of the elements and their ids. */
 export interface Clipboard {
-    type: 'files' | 'tracks' | 'segments' | 'waypoints';
+    type: 'files' | 'routes' | 'tracks' | 'segments' | 'waypoints';
     ids: string[];
     cut: boolean;
 }
@@ -119,6 +122,8 @@ export interface FileStructure {
     id: string;
     name: string;
     desc?: string;
+    /** The routes come before the tracks, in the file and in the statistics. */
+    routes: RouteNode[];
     tracks: TrackNode[];
     waypoints: WaypointNode[];
     /** Changes when the waypoints of the file change: refetch their coordinates. */
@@ -146,14 +151,22 @@ export interface GlobalStatistics {
     /** Absent when there are no trackpoints. */
     bounds?: { west: number; south: number; east: number; north: number };
 }
-export interface TrackNode {
-    id: string;
+/** The name, description and style of a route or a track. */
+export interface PathInfo {
     name?: string;
     desc?: string;
-    /** Style of the track, only present when the file defines it. */
+    /** Style, only present when the file defines it. */
     color?: string;
     opacity?: number;
     width?: number;
+}
+/** A route: like a track, with a single segment. */
+export interface RouteNode extends PathInfo {
+    id: string;
+    segment: SegmentNode;
+}
+export interface TrackNode extends PathInfo {
+    id: string;
     segments: SegmentNode[];
 }
 export interface SegmentNode {

wasm/src/types.rs

@@ -15,6 +15,7 @@ pub enum MergeType {
 #[derive(Clone, Copy)]
 pub enum SplitType {
     Files,
+    Routes,
     Tracks,
     Segments,
 }
@@ -23,6 +24,7 @@ impl From<SplitType> for engine::SplitType {
     fn from(t: SplitType) -> Self {
         match t {
             SplitType::Files => Self::Files,
+            SplitType::Routes => Self::Routes,
             SplitType::Tracks => Self::Tracks,
             SplitType::Segments => Self::Segments,
         }

website/src/lib/actions/file-actions.ts

@@ -20,6 +20,12 @@ export function createFile() {
     currentTool.set(Tool.ROUTING);
 }
 
+/** Creates a file that starts with an empty route, which the routing tool then draws. */
+export function createRouteFile() {
+    engine.newFile(newFileName(), undefined, true);
+    currentTool.set(Tool.ROUTING);
+}
+
 /** Asks for the files to open: with the file picker of the system in the desktop app. */
 export async function openFiles() {
     if (get(engine.workspace)) {

website/src/lib/components/Menu.svelte

@@ -48,6 +48,7 @@
         Maximize2,
         Minimize2,
         FolderX,
+        ArrowRightLeft,
     } from '@lucide/svelte';
     import { map } from '$lib/components/map/map';
     import { editMetadata } from '$lib/components/file-list/metadata/utils.svelte';
@@ -67,6 +68,7 @@
         closeFiles,
         closeFolder,
         createFile,
+        createRouteFile,
         loadFiles,
         openFiles,
         openFolder,
@@ -105,8 +107,10 @@
     let desktop = $derived($workspace !== undefined);
     let selectedIds = $derived(selectedFileIds($selection));
     let anyUnsaved = $derived(Object.values($workspace?.files ?? {}).some((file) => file.dirty));
-    // metadata and style can be edited for files and tracks only
-    let filesOrTracksSelected = $derived($selection.type === 'file' || $selection.type === 'track');
+    // metadata and style can be edited for files, routes and tracks only
+    let filesOrTracksSelected = $derived(
+        $selection.type === 'file' || $selection.type === 'route' || $selection.type === 'track'
+    );
 
     function switchBasemaps() {
         [$currentBasemap, $previousBasemap] = [$previousBasemap, $currentBasemap];
@@ -157,9 +161,13 @@
                 <Menubar.Content class="border-none">
                     <Menubar.Item onclick={createFile}>
                         <Plus size="16" />
-                        {i18n._('menu.new')}
+                        {i18n._('menu.new_file')}
                         <Shortcut key="+" ctrl={true} />
                     </Menubar.Item>
+                    <Menubar.Item onclick={createRouteFile}>
+                        <Plus size="16" />
+                        {i18n._('menu.new_route_file')}
+                    </Menubar.Item>
                     <Menubar.Separator />
                     <Menubar.Item onclick={openFiles}>
                         <FolderOpen size="16" />
@@ -308,6 +316,13 @@
                                 <Plus size="16" />
                                 {i18n._('menu.new_track')}
                             </Menubar.Item>
+                            <Menubar.Item
+                                onclick={() => engine.newRoute()}
+                                disabled={selectionCount !== 1}
+                            >
+                                <Plus size="16" />
+                                {i18n._('menu.new_route')}
+                            </Menubar.Item>
                         {:else if $selection.type === 'track'}
                             <Menubar.Separator />
                             <Menubar.Item
@@ -318,6 +333,19 @@
                                 {i18n._('menu.new_segment')}
                             </Menubar.Item>
                         {/if}
+                        {#if $selection.type === 'route' || $selection.type === 'track' || $selection.type === 'segment'}
+                            {#if $selection.type !== 'track'}
+                                <Menubar.Separator />
+                            {/if}
+                            <Menubar.Item onclick={() => engine.convert()}>
+                                <ArrowRightLeft size="16" />
+                                {i18n._(
+                                    $selection.type === 'route'
+                                        ? 'menu.convert_to_track'
+                                        : 'menu.convert_to_route'
+                                )}
+                            </Menubar.Item>
+                        {/if}
                     {/if}
                     <Menubar.Separator />
                     <Menubar.Item onclick={() => engine.selectAll()} disabled={noFiles}>

website/src/lib/components/explorer/ExplorerRow.svelte

@@ -1,11 +1,11 @@
 <script lang="ts">
     import * as ContextMenu from '$lib/components/ui/context-menu';
     import {
-        ExternalLink,
+        ArrowUpRight,
         FileX,
         FolderOpen,
         FolderX,
-        PencilLine,
+        PenLine,
         Plus,
         Trash2,
     } from '@lucide/svelte';
@@ -116,12 +116,16 @@
     /** The folder where what is made from the menu goes: the folder of the row. */
     let folder = $derived(kind === 'file' ? undefined : path);
 
-    /** Asks for the name of a file or a folder to make in the folder of the row (see `creating`). */
-    function create(what: 'file' | 'folder') {
+    /**
+     * Asks for the name of a file or a folder to make in the folder of the row (see `creating`).
+     * With `route`, the file starts with an empty route.
+     */
+    function create(what: 'file' | 'folder', route = false) {
         if (folder === undefined) return;
         // where what is being named is shown
         folders.open(folder);
         creating.kind = what;
+        creating.route = route;
         creating.parent = folder;
     }
 
@@ -286,6 +290,10 @@
                 <Plus size="16" />
                 {i18n._('menu.explorer_menu.new_file')}
             </ContextMenu.Item>
+            <ContextMenu.Item onclick={() => create('file', true)}>
+                <Plus size="16" />
+                {i18n._('menu.explorer_menu.new_route_file')}
+            </ContextMenu.Item>
             <ContextMenu.Item onclick={() => create('folder')}>
                 <Plus size="16" />
                 {i18n._('menu.explorer_menu.new_folder')}
@@ -296,38 +304,39 @@
                 <FolderOpen size="16" />
                 {i18n._('menu.explorer_menu.open')}
             </ContextMenu.Item>
-            {#if openIds().length > 0}
-                <ContextMenu.Item onclick={() => closeFiles(openIds())}>
-                    <FileX size="16" />
-                    {i18n._('menu.close')}
-                </ContextMenu.Item>
-            {/if}
-            <ContextMenu.Separator />
         {/if}
+        <ContextMenu.Item onclick={() => engine.revealPath(path)}>
+            <ArrowUpRight size="16" />
+            {i18n._(isMac() ? 'menu.explorer_menu.reveal_finder' : 'menu.explorer_menu.reveal')}
+        </ContextMenu.Item>
+        <ContextMenu.Separator />
         {#if kind !== 'root'}
             <ContextMenu.Item
                 disabled={targets().length !== 1}
                 onclick={() => (renaming.path = path)}
             >
-                <PencilLine size="16" />
+                <PenLine size="16" />
                 {i18n._('menu.explorer_menu.rename')}
             </ContextMenu.Item>
-            <ContextMenu.Item onclick={remove}>
-                <Trash2 size="16" />
-                {i18n._('menu.delete')}
-            </ContextMenu.Item>
             <ContextMenu.Separator />
         {/if}
-        <ContextMenu.Item onclick={() => engine.revealPath(path)}>
-            <ExternalLink size="16" />
-            {i18n._(isMac() ? 'menu.explorer_menu.reveal_finder' : 'menu.explorer_menu.reveal')}
-        </ContextMenu.Item>
         {#if kind === 'root'}
-            <ContextMenu.Separator />
             <ContextMenu.Item onclick={closeFolder}>
                 <FolderX size="16" />
                 {i18n._('menu.close_folder')}
             </ContextMenu.Item>
+        {:else}
+            {#if kind === 'file' && openIds().length > 0}
+                <ContextMenu.Item onclick={() => closeFiles(openIds())}>
+                    <FileX size="16" />
+                    {i18n._('menu.close')}
+                </ContextMenu.Item>
+                <ContextMenu.Separator />
+            {/if}
+            <ContextMenu.Item onclick={remove}>
+                <Trash2 size="16" />
+                {i18n._('menu.delete')}
+            </ContextMenu.Item>
         {/if}
     </ContextMenu.Content>
 </ContextMenu.Root>

website/src/lib/components/explorer/ExplorerTree.svelte

@@ -1,6 +1,6 @@
 <script lang="ts">
     import { CollapsibleTreeNode } from '$lib/components/collapsible-tree/index';
-    import { FileText, Folder } from '@lucide/svelte';
+    import { FileText, Folder, Route } from '@lucide/svelte';
     import { getContext } from 'svelte';
     import { get } from 'svelte/store';
     import { toast } from 'svelte-sonner';
@@ -45,6 +45,7 @@
     async function create(value: string, retry: boolean) {
         const kind = pending;
         const parent = folder;
+        const route = creating.route;
         if (kind === undefined || parent === undefined) return;
         const name = value.trim();
         const taken = entries.some(
@@ -60,7 +61,7 @@
         if (name === '' || taken) return;
         let created: string | undefined;
         if (kind === 'file') {
-            const id = await engine.newFileIn(name, parent);
+            const id = await engine.newFileIn(name, parent, route);
             created = id === undefined ? undefined : get(workspace)?.files[id]?.path;
             if (created !== undefined) {
                 currentTool.set(Tool.ROUTING);
@@ -94,14 +95,20 @@
 <!-- the name of what is being made, which it is made with -->
 {#snippet named(kind: 'file' | 'folder')}
     <div class="flex flex-row items-center h-7 pl-1 pr-1 {kind === 'file' ? 'gap-1.5' : 'gap-1'}">
-        {#if kind === 'file'}
+        {#if kind === 'file' && creating.route}
+            <Route size="16" class="shrink-0" />
+        {:else if kind === 'file'}
             <FileText size="16" class="shrink-0" />
         {:else}
             <Folder size="16" class="shrink-0" />
         {/if}
         <NameInput
             placeholder={i18n._(
-                kind === 'file' ? 'menu.explorer_menu.new_file' : 'menu.explorer_menu.new_folder'
+                kind === 'folder'
+                    ? 'menu.explorer_menu.new_folder'
+                    : creating.route
+                      ? 'menu.explorer_menu.new_route_file'
+                      : 'menu.explorer_menu.new_file'
             )}
             oncommit={create}
             oncancel={() => (creating.parent = undefined)}

website/src/lib/components/explorer/state.svelte.ts

@@ -15,12 +15,14 @@ export const renaming: { path: string | undefined } = $state({ path: undefined }
 
 /**
  * The file or folder that is being made in a folder (`parent`) of the explorer: it is only made once
- * the user gave it a name.
+ * the user gave it a name. With `route`, the file starts with an empty route.
  */
-export const creating: { parent: string | undefined; kind: 'file' | 'folder' } = $state({
-    parent: undefined,
-    kind: 'file',
-});
+export const creating: { parent: string | undefined; kind: 'file' | 'folder'; route: boolean } =
+    $state({
+        parent: undefined,
+        kind: 'file',
+        route: false,
+    });
 
 /** What is dragged in the explorer, and the folder it would be dropped in. */
 export const dragging: { paths: string[]; target: string | undefined } = $state({

website/src/lib/components/export/Export.svelte

@@ -21,7 +21,6 @@
         Orbit,
         Thermometer,
         SquareActivity,
-        Route,
     } from '@lucide/svelte';
     import { i18n } from '$lib/i18n/i18n.svelte';
     import { engine, type ExportOptions } from '$lib/engine';
@@ -38,7 +37,6 @@
         atemp: true,
         power: true,
         osm: false,
-        asRoute: false,
     });
     // the files that are exported
     let fileIds: string[] = $derived.by(() => {
@@ -61,7 +59,6 @@
         atemp: false,
         power: false,
         osm: false,
-        asRoute: false,
     });
     $effect(() => {
         const ids = fileIds;
@@ -75,8 +72,6 @@
                     atemp: !available.atemp,
                     power: !available.power,
                     osm: !available.osm,
-                    // always possible
-                    asRoute: false,
                 };
             }
         });
@@ -131,7 +126,6 @@
                             atemp: exportOptions.atemp && !hide.atemp,
                             power: exportOptions.power && !hide.power,
                             osm: exportOptions.osm && !hide.osm,
-                            asRoute: exportOptions.asRoute,
                         };
                         if (exportState.current === ExportState.SELECTION) {
                             exportSelectedFiles(options);
@@ -211,13 +205,6 @@
                             {i18n._('quantities.osm_extensions')}
                         </Label>
                     </div>
-                    <div class="flex flex-row items-center gap-1.5">
-                        <Checkbox id="export-as-route" bind:checked={exportOptions.asRoute} />
-                        <Label for="export-as-route" class="flex flex-row items-center gap-1">
-                            <Route size="16" />
-                            {i18n._('menu.export_as_route', 'Export as route')}
-                        </Label>
-                    </div>
                 </div>
             </div>
         </Dialog.Content>

website/src/lib/components/file-list/FileListNode.svelte

@@ -30,6 +30,12 @@
         switch (node.type) {
             case 'file':
                 return structure.name;
+            case 'route': {
+                const routeIndex = structure.routes.findIndex((r) => r.id === node.routeId);
+                return (
+                    structure.routes[routeIndex]?.name ?? `${i18n._('gpx.route')} ${routeIndex + 1}`
+                );
+            }
             case 'track': {
                 const trackIndex = structure.tracks.findIndex((t) => t.id === node.trackId);
                 return (
@@ -75,7 +81,7 @@
     });
 </script>
 
-{#if node.type === 'segment' || node.type === 'waypoint'}
+{#if node.type === 'route' || node.type === 'segment' || node.type === 'waypoint'}
     <FileListNodeLabel {fileState} {node} {label} />
 {:else if recursive}
     <CollapsibleTreeNode {id} bind:this={collapsible}>
@@ -84,7 +90,11 @@
         {/snippet}
         {#snippet content()}
             <div class="ml-4">
-                <FileListNodeContent {fileState} {node} />
+                {#if node.type === 'file' && fileState.structure.routes.length > 0}
+                    <FileListNodeContent {fileState} {node} part="routes" />
+                {:else}
+                    <FileListNodeContent {fileState} {node} />
+                {/if}
             </div>
         {/snippet}
     </CollapsibleTreeNode>

website/src/lib/components/file-list/FileListNodeContent.svelte

@@ -10,16 +10,21 @@
     let {
         fileState,
         node,
-        waypointRoot = false,
+        part = 'tracks',
     }: {
         /** State of the file of the node (not needed for the root). */
         fileState?: FileState;
         /** The node whose children are listed, `null` for the list of the files. */
         node: FileTreeNode | null;
-        /** List the node standing for the waypoints of the file, instead of its tracks. */
-        waypointRoot?: boolean;
+        /**
+         * For a file, which of its lists this is: its routes, its tracks, or the node standing for
+         * its waypoints. Each one is followed by the next ones.
+         */
+        part?: 'routes' | 'tracks' | 'waypoints';
     } = $props();
 
+    let waypointRoot = part === 'waypoints';
+
     const { files, order } = engine;
 
     let container: HTMLElement;
@@ -27,9 +32,11 @@
         node === null
             ? 'file'
             : node.type === 'file'
-              ? waypointRoot
+              ? part === 'waypoints'
                   ? 'waypoints'
-                  : 'track'
+                  : part === 'routes'
+                    ? 'route'
+                    : 'track'
               : node.type === 'waypoints'
                 ? 'waypoint'
                 : 'segment';
@@ -74,7 +81,7 @@
         {/each}
     {:else if fileState}
         {#if node.type === 'file'}
-            {#if waypointRoot}
+            {#if part === 'waypoints'}
                 {#if fileState.structure.waypoints.length > 0}
                     <div data-id="waypoints">
                         <FileListNode
@@ -83,6 +90,15 @@
                         />
                     </div>
                 {/if}
+            {:else if part === 'routes'}
+                {#each fileState.structure.routes as route (route.id)}
+                    <div data-id={route.id}>
+                        <FileListNode
+                            {fileState}
+                            node={{ type: 'route', fileId: node.fileId, routeId: route.id }}
+                        />
+                    </div>
+                {/each}
             {:else}
                 {#each fileState.structure.tracks as track (track.id)}
                     <div data-id={track.id}>
@@ -120,8 +136,10 @@
     {/if}
 </div>
 
-{#if fileState && node?.type === 'file' && !waypointRoot}
-    <FileListNodeContent {fileState} {node} waypointRoot={true} />
+{#if fileState && node?.type === 'file' && part === 'routes'}
+    <FileListNodeContent {fileState} {node} part="tracks" />
+{:else if fileState && node?.type === 'file' && part === 'tracks'}
+    <FileListNodeContent {fileState} {node} part="waypoints" />
 {/if}
 
 <style lang="postcss">

website/src/lib/components/file-list/FileListNodeLabel.svelte

@@ -18,6 +18,8 @@
         Scissors,
         FileStack,
         FileX,
+        Route,
+        ArrowRightLeft,
     } from '@lucide/svelte';
     import { getContext, untrack } from 'svelte';
     import { i18n } from '$lib/i18n/i18n.svelte';
@@ -34,6 +36,7 @@
         elementId,
         isInClipboard,
         isSelected,
+        pathInfo,
         selectedElementIds,
         selectedFileIds,
         selectionSize,
@@ -62,20 +65,23 @@
 
     let singleSelection = $derived(selectionSize($selection) === 1);
 
+    // a route or a track: it has a name, a description and a style, like a file
+    let isPath = $derived(node.type === 'route' || node.type === 'track');
+
     let nodeColors: string[] = $derived.by(() => {
-        const { tracks } = fileState.structure;
+        const { routes, tracks } = fileState.structure;
         if (node.type === 'file') {
-            // the colors defined by the tracks, or else the one of the file
+            // the colors defined by the routes and tracks, or else the one of the file
             const colors = [
                 ...new Set(
-                    tracks.flatMap((track) =>
-                        track.color !== undefined ? [normalizeColor(track.color)] : []
+                    [...routes, ...tracks].flatMap((path) =>
+                        path.color !== undefined ? [normalizeColor(path.color)] : []
                     )
                 ),
             ];
             return colors.length > 0 ? colors : [fileState.color];
-        } else if (node.type === 'track') {
-            const color = tracks.find((track) => track.id === node.trackId)?.color;
+        } else if (isPath) {
+            const color = pathInfo(fileState.structure, node)?.color;
             return [color !== undefined ? normalizeColor(color) : fileState.color];
         }
         return [];
@@ -141,11 +147,11 @@
                 ? 'w-full h-7'
                 : 'w-max h-9 px-1.5'} pointer-events-auto"
         >
-            {#if node.type === 'file' || node.type === 'track'}
+            {#if node.type === 'file' || isPath}
                 <MetadataDialog bind:open={openEditMetadata} {fileState} {node} />
                 <StyleDialog bind:open={openEditStyle} {fileState} {node} />
             {/if}
-            {#if level === 'file' || level === 'track'}
+            {#if level === 'file' || isPath}
                 <div
                     class="absolute {orientation === 'vertical'
                         ? 'top-0 bottom-0 right-0 w-1'
@@ -197,7 +203,9 @@
                     }
                 }}
             >
-                {#if level === 'segment'}
+                {#if level === 'route'}
+                    <Route size="16" class="mx-1 shrink-0" />
+                {:else if level === 'segment'}
                     <Waypoints size="16" class="mx-1 shrink-0" />
                 {:else if level === 'waypoint'}
                     {#if symbolKey && symbols[symbolKey].icon}
@@ -238,7 +246,7 @@
         </Button>
     </ContextMenu.Trigger>
     <ContextMenu.Content>
-        {#if node.type === 'file' || node.type === 'track'}
+        {#if node.type === 'file' || isPath}
             <ContextMenu.Item
                 disabled={!singleSelection}
                 onclick={() => (editMetadata.current = true)}
@@ -269,6 +277,10 @@
                     <Plus size="16" />
                     {i18n._('menu.new_track')}
                 </ContextMenu.Item>
+                <ContextMenu.Item disabled={!singleSelection} onclick={() => engine.newRoute()}>
+                    <Plus size="16" />
+                    {i18n._('menu.new_route')}
+                </ContextMenu.Item>
                 <ContextMenu.Separator />
             {:else if node.type === 'track'}
                 <ContextMenu.Item
@@ -278,6 +290,14 @@
                     <Plus size="16" />
                     {i18n._('menu.new_segment')}
                 </ContextMenu.Item>
+            {/if}
+            {#if isPath || node.type === 'segment'}
+                <ContextMenu.Item onclick={() => engine.convert()}>
+                    <ArrowRightLeft size="16" />
+                    {i18n._(
+                        node.type === 'route' ? 'menu.convert_to_track' : 'menu.convert_to_route'
+                    )}
+                </ContextMenu.Item>
                 <ContextMenu.Separator />
             {/if}
         {/if}

website/src/lib/components/file-list/metadata/MetadataDialog.svelte

@@ -8,7 +8,7 @@
     import { i18n } from '$lib/i18n/i18n.svelte';
     import { editMetadata } from '$lib/components/file-list/metadata/utils.svelte';
     import { engine, type FileState } from '$lib/engine';
-    import type { FileTreeNode } from '$lib/engine/selection-helpers';
+    import { pathInfo, type FileTreeNode } from '$lib/engine/selection-helpers';
     import { showEngineError } from '$lib/actions/file-actions';
 
     let {
@@ -21,16 +21,13 @@
         open: boolean;
     } = $props();
 
-    let track = $derived(
-        node.type === 'track'
-            ? fileState.structure.tracks.find((track) => track.id === node.trackId)
-            : undefined
-    );
+    // the route or the track
+    let path = $derived(pathInfo(fileState.structure, node));
     let name: string = $derived(
-        node.type === 'file' ? fileState.structure.name : (track?.name ?? '')
+        node.type === 'file' ? fileState.structure.name : (path?.name ?? '')
     );
     let description: string = $derived(
-        node.type === 'file' ? (fileState.structure.desc ?? '') : (track?.desc ?? '')
+        node.type === 'file' ? (fileState.structure.desc ?? '') : (path?.desc ?? '')
     );
 
     $effect(() => {

website/src/lib/components/file-list/sortable-file-list.ts

@@ -5,13 +5,22 @@ import { tick } from 'svelte';
 import { engine, type MoveTarget, type Selection } from '$lib/engine';
 import { isSelected, type FileTreeNode } from '$lib/engine/selection-helpers';
 
-/** What a list holds: the files, the tracks of a file, the segments of a track, or the waypoints. */
-export type ListLevel = 'file' | 'track' | 'segment' | 'waypoints' | 'waypoint';
+/**
+ * What a list holds: the files, the routes or the tracks of a file, the segments of a track, or the
+ * waypoints.
+ */
+export type ListLevel = 'file' | 'route' | 'track' | 'segment' | 'waypoints' | 'waypoint';
 
+/**
+ * Where the elements of a list can be moved to (a segment on its own can become a route). Routes
+ * and tracks can be dropped among each other, but keep their kind: the engine puts them with the
+ * others of their kind, the routes coming first.
+ */
 export const allowedMoves: Record<ListLevel, ListLevel[]> = {
     file: ['file'],
-    track: ['file', 'track'],
-    segment: ['file', 'track', 'segment'],
+    route: ['file', 'route', 'track'],
+    track: ['file', 'route', 'track'],
+    segment: ['file', 'route', 'track', 'segment'],
     waypoints: ['waypoints'],
     waypoint: ['waypoints', 'waypoint'],
 };
@@ -103,6 +112,8 @@ export class SortableFileList {
         switch (this._sortableLevel) {
             case 'file':
                 return { type: 'file', fileId: id };
+            case 'route':
+                return parent ? { type: 'route', fileId: parent.fileId, routeId: id } : undefined;
             case 'track':
                 return parent ? { type: 'track', fileId: parent.fileId, trackId: id } : undefined;
             case 'segment':
@@ -129,6 +140,8 @@ export class SortableFileList {
         switch (this._sortableLevel) {
             case 'file':
                 return { type: 'file', fileIds: ids };
+            case 'route':
+                return parent ? { type: 'route', fileId: parent.fileId, routeIds: ids } : undefined;
             case 'track':
                 return parent ? { type: 'track', fileId: parent.fileId, trackIds: ids } : undefined;
             case 'segment':
@@ -155,6 +168,8 @@ export class SortableFileList {
         switch (this._sortableLevel) {
             case 'file':
                 return { type: 'files', index };
+            case 'route':
+                return parent ? { type: 'routes', fileId: parent.fileId, index } : undefined;
             case 'track':
                 return parent ? { type: 'tracks', fileId: parent.fileId, index } : undefined;
             case 'segment':
@@ -275,6 +290,9 @@ export class SortableFileList {
                 case 'file':
                     request = engine.select(selected);
                     break;
+                case 'route':
+                    request = engine.selectRoutes(parent!.fileId, selected);
+                    break;
                 case 'track':
                     request = engine.selectTracks(parent!.fileId, selected);
                     break;

website/src/lib/components/file-list/style/StyleDialog.svelte

@@ -10,7 +10,7 @@
     import { settings } from '$lib/state/settings';
     import { engine, type FileState } from '$lib/engine';
     import { normalizeColor } from '$lib/engine/file-colors';
-    import { selectedFileIds, type FileTreeNode } from '$lib/engine/selection-helpers';
+    import { pathInfo, selectedFileIds, type FileTreeNode } from '$lib/engine/selection-helpers';
     import { untrack } from 'svelte';
 
     let {
@@ -38,17 +38,15 @@
         width = $defaultWidth;
         color = fileState.color;
 
-        const { tracks } = fileState.structure;
+        const paths = [...fileState.structure.routes, ...fileState.structure.tracks];
+        const path = pathInfo(fileState.structure, node);
         if (node.type === 'file') {
-            opacity = tracks.find((track) => track.opacity !== undefined)?.opacity ?? opacity;
-            width = tracks.find((track) => track.width !== undefined)?.width ?? width;
-        } else if (node.type === 'track') {
-            const track = tracks.find((track) => track.id === node.trackId);
-            if (track) {
-                color = track.color !== undefined ? normalizeColor(track.color) : color;
-                opacity = track.opacity ?? opacity;
-                width = track.width ?? width;
-            }
+            opacity = paths.find((path) => path.opacity !== undefined)?.opacity ?? opacity;
+            width = paths.find((path) => path.width !== undefined)?.width ?? width;
+        } else if (path) {
+            color = path.color !== undefined ? normalizeColor(path.color) : color;
+            opacity = path.opacity ?? opacity;
+            width = path.width ?? width;
         }
 
         colorChanged = false;

website/src/lib/components/map/gpx-layer/gpx-layer.ts

@@ -118,7 +118,11 @@ export class GPXLayer {
         return { type: 'file', fileId: this.fileId };
     }
 
+    /** The node of a segment of the map: its route, which has no other, or the segment itself. */
     segmentNode(properties: GeoJSON.GeoJsonProperties): FileTreeNode {
+        if (properties!.routeId !== undefined) {
+            return { type: 'route', fileId: this.fileId, routeId: properties!.routeId };
+        }
         return {
             type: 'segment',
             fileId: this.fileId,
@@ -181,7 +185,11 @@ export class GPXLayer {
             const visibleSegmentIds = state.segments.features
                 .filter(
                     ({ properties }) =>
-                        !isSegmentHidden(state, properties.trackId, properties.segmentId)
+                        !isSegmentHidden(
+                            state,
+                            properties.routeId ?? properties.trackId!,
+                            properties.segmentId
+                        )
                 )
                 .map(({ properties }) => properties.segmentId);
             const segmentFilter: FilterSpecification = [
@@ -415,7 +423,7 @@ export class GPXLayer {
 
     layerOnClick(e: MapLayerMouseEvent) {
         const properties = e.features![0].properties!;
-        const { trackId, segmentId } = properties;
+        const { routeId, trackId, segmentId } = properties;
         const selectionType = this.selectionState.type;
 
         if (
@@ -441,10 +449,15 @@ export class GPXLayer {
         }
 
         const mode = e.originalEvent.ctrlKey || e.originalEvent.metaKey ? 'add' : 'replace';
-        const { tracks } = get(this.file).structure;
-        const segmentCount = tracks.reduce((count, track) => count + track.segments.length, 0);
+        const { routes, tracks } = get(this.file).structure;
+        const segmentCount =
+            routes.length + tracks.reduce((count, track) => count + track.segments.length, 0);
         if (get(treeFileView) && segmentCount > 1) {
             // Select inner item
+            if (routeId !== undefined) {
+                engine.selectRoutes(this.fileId, [routeId], mode);
+                return;
+            }
             const track = tracks.find((track) => track.id === trackId);
             if (track && track.segments.length > 1) {
                 engine.selectSegments(this.fileId, trackId, [segmentId], mode);

website/src/lib/components/toolbar/tools/Extract.svelte

@@ -15,13 +15,14 @@
     const files = engine.files;
     const statistics = engine.statistics;
 
-    /** The number of segments of a file or of one of its tracks. */
+    /** The number of segments of a file (its routes have one each) or of one of its tracks. */
     function segmentCount(fileId: string, trackId?: string) {
         const file = $files.get(fileId);
-        const tracks = file ? get(file).structure.tracks : [];
-        return tracks
+        const structure = file ? get(file).structure : undefined;
+        const routes = trackId === undefined ? (structure?.routes.length ?? 0) : 0;
+        return (structure?.tracks ?? [])
             .filter((track) => trackId === undefined || track.id === trackId)
-            .reduce((count, track) => count + track.segments.length, 0);
+            .reduce((count, track) => count + track.segments.length, routes);
     }
 
     // files or tracks, which all have several segments

website/src/lib/components/toolbar/tools/Merge.svelte

@@ -31,11 +31,13 @@
     onDestroy(() => request.release());
     let segmentCount = $derived($statistics.anchors?.segmentStarts.length ?? 0);
 
-    // several files, tracks or segments, or a single file or track with several segments
+    // several files, routes, tracks or segments, or a single file or track with several segments
     let canMergeTraces = $derived.by(() => {
         switch ($selection.type) {
             case 'file':
                 return $selection.fileIds.length > 1 || segmentCount > 1;
+            case 'route':
+                return $selection.routeIds.length > 1;
             case 'track':
                 return $selection.trackIds.length > 1 || segmentCount > 1;
             case 'segment':
@@ -45,7 +47,8 @@
         }
     });
 
-    // several files or tracks, that can be put together
+    // several files or tracks, that can be put together (a route has a single segment: routes
+    // cannot)
     let canMergeContents = $derived(
         ($selection.type === 'file' && $selection.fileIds.length > 1) ||
             ($selection.type === 'track' && $selection.trackIds.length > 1)

website/src/lib/components/toolbar/tools/Time.svelte

@@ -172,9 +172,10 @@
         updateEnd();
     }
 
-    // a single file, track or segment
+    // a single file, route, track or segment
     let canUpdate = $derived(
         ($selection.type === 'file' && $selection.fileIds.length === 1) ||
+            ($selection.type === 'route' && $selection.routeIds.length === 1) ||
             ($selection.type === 'track' && $selection.trackIds.length === 1) ||
             ($selection.type === 'segment' && $selection.segmentIds.length === 1)
     );

website/src/lib/components/toolbar/tools/reduce/Reduce.svelte

@@ -9,6 +9,7 @@
     import { onDestroy } from 'svelte';
     import { getURLForLanguage } from '$lib/utils';
     import { engine } from '$lib/engine';
+    import { coversSegments } from '$lib/engine/selection-helpers';
     import { minTolerance, ReducedLayer, tolerance } from './utils.svelte';
 
     let props: { class?: string } = $props();
@@ -23,9 +24,7 @@
     const request = engine.requestStatistics();
     request.set(['anchors']);
 
-    let validSelection = $derived(
-        $selection.type === 'file' || $selection.type === 'track' || $selection.type === 'segment'
-    );
+    let validSelection = $derived(coversSegments($selection));
 
     let reducedLayer = new ReducedLayer();
 

website/src/lib/components/toolbar/tools/routing/Routing.svelte

@@ -31,6 +31,7 @@
     import { settings } from '$lib/state/settings';
     import { map } from '$lib/components/map/map';
     import { engine } from '$lib/engine';
+    import { coversSegments } from '$lib/engine/selection-helpers';
     import { newFileName } from '$lib/actions/file-actions';
     import { mapCursor, MapCursorState } from '$lib/state/map-cursor';
     import { RoutingControls } from './routing-controls';
@@ -54,10 +55,8 @@
     const selection = engine.selection;
     let routingControls: RoutingControls | undefined = undefined;
 
-    // the tool works on files, tracks and segments, not on waypoints
-    let validSelection = $derived(
-        $selection.type === 'file' || $selection.type === 'track' || $selection.type === 'segment'
-    );
+    // the tool works on files, routes, tracks and segments, not on waypoints
+    let validSelection = $derived(coversSegments($selection));
 
     function createFileWithPoint(e: any) {
         if ($selection.type === 'empty') {

website/src/lib/components/toolbar/tools/routing/routing-controls.ts

@@ -18,6 +18,7 @@ import { map } from '$lib/components/map/map';
 import { ANCHOR_LAYER_KEY } from '$lib/components/map/style';
 import { settings } from '$lib/state/settings';
 import { closestPointIndexIn } from '$lib/geo/closest-point';
+import { coversSegments } from '$lib/engine/selection-helpers';
 import {
     engine,
     type Selection,
@@ -53,7 +54,7 @@ type AnchorFeature = GeoJSON.Feature<GeoJSON.Point, AnchorProperties>;
 
 /** Whether the tool has to show controls for a selection: it covers segments, or can get some. */
 function isRoutable(selection: Selection) {
-    return selection.type === 'file' || selection.type === 'track' || selection.type === 'segment';
+    return coversSegments(selection);
 }
 
 /**

website/src/lib/components/toolbar/tools/scissors/Scissors.svelte

@@ -1,5 +1,5 @@
 <script lang="ts">
-    import { splitAs, SplitType } from '$lib/components/toolbar/tools/scissors/scissors';
+    import { availableSplitTypes, splitAs } from '$lib/components/toolbar/tools/scissors/scissors';
     import Help from '$lib/components/Help.svelte';
     import { Label } from '$lib/components/ui/label/index.js';
     import { Button } from '$lib/components/ui/button';
@@ -14,6 +14,7 @@
     import { getURLForLanguage } from '$lib/utils';
     import { slicedStatistics } from '$lib/state/selection-statistics';
     import { engine } from '$lib/engine';
+    import { coversSegments } from '$lib/engine/selection-helpers';
 
     let props: {
         class?: string;
@@ -24,13 +25,20 @@
     const selection = engine.selection;
     const statistics = engine.statistics;
 
-    // the tool works on files, tracks and segments, not on waypoints
-    let validSelection = $derived(
-        ($selection.type === 'file' ||
-            $selection.type === 'track' ||
-            $selection.type === 'segment') &&
-            $statistics.length > 0
-    );
+    // the ways the selection can be split, which follow its content
+    let splitTypes = $derived.by(() => {
+        // what is selected can change without the selection: the files are edited
+        void $statistics;
+        return availableSplitTypes($selection);
+    });
+    $effect(() => {
+        if (!splitTypes.includes($splitAs)) {
+            $splitAs = splitTypes[0];
+        }
+    });
+
+    // the tool works on files, routes, tracks and segments, not on waypoints
+    let validSelection = $derived(coversSegments($selection) && $statistics.length > 0);
     // The slider does work for each of its steps every time it changes, which is too slow with
     // the thousands of trackpoints of a long track: it has a limited number of steps, which are
     // spread over the trackpoints.
@@ -123,7 +131,7 @@
                 {i18n._('gpx.' + $splitAs)}
             </Select.Trigger>
             <Select.Content>
-                {#each Object.values(SplitType) as splitType}
+                {#each splitTypes as splitType}
                     <Select.Item value={splitType}>{i18n._('gpx.' + splitType)}</Select.Item>
                 {/each}
             </Select.Content>

website/src/lib/components/toolbar/tools/scissors/scissors.ts

@@ -1,10 +1,12 @@
 import { get, writable, type Writable } from 'svelte/store';
-import { engine, type SplitType as EngineSplitType } from '$lib/engine';
+import { engine, type Selection, type SplitType as EngineSplitType } from '$lib/engine';
+import { selectedFileIds } from '$lib/engine/selection-helpers';
 import { closestPointIndexIn } from '$lib/geo/closest-point';
 
 /** What a split cuts in two, the values being the ones of the engine. */
 export const SplitType = {
     FILES: 'files',
+    ROUTES: 'routes',
     TRACKS: 'tracks',
     SEGMENTS: 'segments',
 } as const satisfies Record<string, EngineSplitType>;
@@ -12,11 +14,62 @@ export type SplitType = (typeof SplitType)[keyof typeof SplitType];
 
 export let splitAs: Writable<SplitType> = writable(SplitType.FILES);
 
+/** The ids of the segments of the routes of the files of the selection. */
+export function routeSegmentIds(selection: Selection): Set<string> {
+    const files = get(engine.files);
+    return new Set(
+        selectedFileIds(selection).flatMap((fileId) => {
+            const file = files.get(fileId);
+            return file ? get(file).structure.routes.map((route) => route.segment.id) : [];
+        })
+    );
+}
+
 /**
- * Splits at the trackpoint of a selected segment that is the closest to `point`, as `splitAs` says.
+ * The ways the selection can be split: as files always, as routes if it has routes, as tracks or
+ * segments if it has tracks with segments (the engine does nothing for a trackpoint that is not in
+ * what it is asked to cut).
+ */
+export function availableSplitTypes(selection: Selection): SplitType[] {
+    let routes = false;
+    let tracks = false;
+    if (selection.type === 'route') {
+        routes = true;
+    } else if (selection.type === 'track' || selection.type === 'segment') {
+        tracks = true;
+    } else {
+        const files = get(engine.files);
+        for (const fileId of selectedFileIds(selection)) {
+            const file = files.get(fileId);
+            if (file) {
+                const { structure } = get(file);
+                routes ||= structure.routes.length > 0;
+                tracks ||= structure.tracks.some((track) => track.segments.length > 0);
+            }
+        }
+    }
+    return [
+        SplitType.FILES,
+        ...(routes ? [SplitType.ROUTES] : []),
+        ...(tracks ? [SplitType.TRACKS, SplitType.SEGMENTS] : []),
+    ];
+}
+
+/** Whether splitting as `type` cuts something at a trackpoint of a segment, which is a route's or not. */
+export function cuts(type: SplitType, inRoute: boolean): boolean {
+    return type === SplitType.FILES || (type === SplitType.ROUTES) === inRoute;
+}
+
+/**
+ * Splits at the trackpoint of a selected segment that is the closest to `point`, as `splitAs` says
+ * (nothing happens if the segment cannot be split that way).
  * The statistics of the engine need to have the anchors (the scissors tool asks for them).
  */
 export function splitAtPoint(segmentId: string, point: { lng: number; lat: number }) {
+    const inRoute = routeSegmentIds(get(engine.selection)).has(segmentId);
+    if (!cuts(get(splitAs), inRoute)) {
+        return;
+    }
     const statistics = get(engine.statistics);
     const anchors = statistics.anchors;
     const segment = anchors?.segmentIds.indexOf(segmentId) ?? -1;

website/src/lib/components/toolbar/tools/scissors/split-controls.ts

@@ -1,5 +1,5 @@
 import { currentTool, Tool } from '$lib/components/toolbar/tools';
-import { splitAs } from '$lib/components/toolbar/tools/scissors/scissors';
+import { cuts, routeSegmentIds, splitAs } from '$lib/components/toolbar/tools/scissors/scissors';
 import { Scissors } from 'lucide-static';
 import { get } from 'svelte/store';
 import { mapCursor, MapCursorState } from '$lib/state/map-cursor';
@@ -7,6 +7,7 @@ import type { GeoJSONSource, Map, MapLayerMouseEvent } from 'maplibre-gl';
 import { ANCHOR_LAYER_KEY } from '$lib/components/map/style';
 import type { MapLayerEventManager } from '$lib/components/map/map-layer-event-manager';
 import { loadSVGIcon } from '$lib/utils';
+import { coversSegments } from '$lib/engine/selection-helpers';
 import {
     engine,
     type Selection,
@@ -15,9 +16,9 @@ import {
 } from '$lib/engine';
 
 /**
- * The anchors inside the segments of the selection, where a click splits the file, the track or
- * the segment: a command of the engine, which finds them by the index of their trackpoint in the
- * selection.
+ * The anchors inside the segments of the selection, where a click splits the file, the route, the
+ * track or the segment: a command of the engine, which finds them by the index of their trackpoint
+ * in the selection. Only the segments that can be split as `splitAs` says have them.
  */
 export class SplitControls {
     map: Map;
@@ -53,6 +54,7 @@ export class SplitControls {
             })
         );
         this.unsubscribes.push(currentTool.subscribe(this.addIfNeeded.bind(this)));
+        this.unsubscribes.push(splitAs.subscribe(this.addIfNeeded.bind(this)));
         this.unsubscribes.push(
             engine.selection.subscribe((selection) => {
                 this.selection = selection;
@@ -62,12 +64,8 @@ export class SplitControls {
     }
 
     addIfNeeded() {
-        // the tool works on files, tracks and segments, not on waypoints
-        const scissors =
-            get(currentTool) === Tool.SCISSORS &&
-            (this.selection.type === 'file' ||
-                this.selection.type === 'track' ||
-                this.selection.type === 'segment');
+        // the tool works on files, routes, tracks and segments, not on waypoints
+        const scissors = get(currentTool) === Tool.SCISSORS && coversSegments(this.selection);
         this.request.set(scissors ? ['anchors'] : []);
         if (!scissors) {
             this.remove();
@@ -85,6 +83,8 @@ export class SplitControls {
             return [];
         }
         const starts = anchors.segmentStarts;
+        const routeSegments = routeSegmentIds(this.selection);
+        const type = get(splitAs);
         const features: GeoJSON.Feature[] = [];
         let segment = 0;
         for (let i = 0; i < anchors.indices.length; i++) {
@@ -94,7 +94,8 @@ export class SplitControls {
                 segment++;
             }
             const end = segment + 1 < starts.length ? starts[segment + 1] : statistics.length;
-            if (index > starts[segment] && index < end - 1) {
+            const inRoute = routeSegments.has(anchors.segmentIds[segment]);
+            if (index > starts[segment] && index < end - 1 && cuts(type, inRoute)) {
                 features.push({
                     type: 'Feature',
                     geometry: {

website/src/lib/engine/backend/tauri.ts

@@ -38,6 +38,8 @@ export async function createTauriBackend(): Promise<Backend> {
         select: (fileIds, mode) => invoke('select', { fileIds, mode }),
         select_all: () => invoke('select_all'),
         arrow_select: (down, add) => invoke('arrow_select', { down, add }),
+        select_routes: (fileId, routeIds, mode) =>
+            invoke('select_routes', { fileId, routeIds, mode }),
         select_tracks: (fileId, trackIds, mode) =>
             invoke('select_tracks', { fileId, trackIds, mode }),
         select_segments: (fileId, trackId, segmentIds, mode) =>
@@ -52,7 +54,8 @@ export async function createTauriBackend(): Promise<Backend> {
         cut: () => invoke('cut'),
         paste: () => invoke('paste'),
 
-        new_file: (name, lng, lat, ele) => invoke('new_file', { name, lng, lat, ele }),
+        new_file: (name, lng, lat, ele, route) =>
+            invoke('new_file', { name, lng, lat, ele, route }),
         load_files: (files) => {
             const data = new Uint8Array(files.reduce((sum, file) => sum + file.data.length, 0));
             let offset = 0;
@@ -81,6 +84,8 @@ export async function createTauriBackend(): Promise<Backend> {
             }),
         metadata: (name, desc) => invoke('metadata', { name, desc }),
         style: (color, opacity, width) => invoke('style', { color, opacity, width }),
+        convert: () => invoke('convert'),
+        new_route: () => invoke('new_route'),
         new_track: () => invoke('new_track'),
         new_track_segment: () => invoke('new_track_segment'),
 
@@ -156,7 +161,7 @@ export async function createTauriBackend(): Promise<Backend> {
             (await invoke('waypoint', { fileId, waypointId })) ?? undefined,
         trackpoint: async (fileId, segmentId, index) =>
             (await invoke('trackpoint', { fileId, segmentId, index })) ?? undefined,
-        export_file: async (fileId, time, hr, cad, atemp, power, osm, asRoute) => {
+        export_file: async (fileId, time, hr, cad, atemp, power, osm) => {
             const file = await optionalArray('export_file', Uint8Array, {
                 fileId,
                 time,
@@ -165,7 +170,6 @@ export async function createTauriBackend(): Promise<Backend> {
                 atemp,
                 power,
                 osm,
-                asRoute,
             });
             return file as Uint8Array<ArrayBuffer> | undefined;
         },
@@ -222,7 +226,7 @@ export async function createTauriBackend(): Promise<Backend> {
                 invoke<boolean>('export_files', { fileIds, options }),
             listFolder: (path) => invoke<FolderEntry[]>('list_folder', { path }),
             openUrl: (url) => invoke('open_url', { url }),
-            newFile: (name, folder) => invoke<Outcome>('new_file', { name, folder }),
+            newFile: (name, folder, route) => invoke<Outcome>('new_file', { name, folder, route }),
             createFolder: (parent, name) => invoke<string>('create_folder', { parent, name }),
             renamePath: (path, name) => invoke<Outcome>('rename_path', { path, name }),
             movePaths: (paths, folder) => invoke('move_paths', { paths, folder }),

website/src/lib/engine/backend/types.ts

@@ -100,8 +100,11 @@ export interface DesktopFiles {
     listFolder(path?: string): Promise<FolderEntry[]>;
     /** Opens a web page (or an email to write) in the app of the system for it. */
     openUrl(url: string): Promise<void>;
-    /** Makes a new file, written at once in `folder` (a folder of the open folder), and selects it. */
-    newFile(name: string, folder: string): Promise<Outcome>;
+    /**
+     * Makes a new file, written at once in `folder` (a folder of the open folder), and selects it.
+     * With `route`, it starts with an empty route.
+     */
+    newFile(name: string, folder: string, route: boolean): Promise<Outcome>;
     /** Makes a folder in a folder of the open folder (numbered if the name is taken): its path. */
     createFolder(parent: string, name: string): Promise<string>;
     /**
@@ -146,6 +149,7 @@ export interface Backend {
     select(fileIds: string[], mode: SelectMode): Promise<Outcome>;
     select_all(): Promise<Outcome>;
     arrow_select(down: boolean, add: boolean): Promise<Outcome>;
+    select_routes(fileId: string, routeIds: string[], mode: SelectMode): Promise<Outcome>;
     select_tracks(fileId: string, trackIds: string[], mode: SelectMode): Promise<Outcome>;
     select_segments(
         fileId: string,
@@ -164,7 +168,13 @@ export interface Backend {
     paste(): Promise<Outcome>;
 
     // Files
-    new_file(name: string, lng?: number, lat?: number, ele?: number): Promise<Outcome>;
+    new_file(
+        name: string,
+        lng: number | undefined,
+        lat: number | undefined,
+        ele: number | undefined,
+        route: boolean
+    ): Promise<Outcome>;
     load_files(files: { data: Uint8Array; name: string }[]): Promise<Outcome>;
     duplicate(): Promise<Outcome>;
     delete(wholeFiles: boolean): Promise<Outcome>;
@@ -173,6 +183,8 @@ export interface Backend {
     move_elements(what: Selection, to: MoveTarget): Promise<Outcome>;
     metadata(name: string, desc: string): Promise<Outcome>;
     style(color?: string, opacity?: number, width?: number): Promise<Outcome>;
+    convert(): Promise<Outcome>;
+    new_route(): Promise<Outcome>;
     new_track(): Promise<Outcome>;
     new_track_segment(): Promise<Outcome>;
 
@@ -262,8 +274,7 @@ export interface Backend {
         cad: boolean,
         atemp: boolean,
         power: boolean,
-        osm: boolean,
-        asRoute: boolean
+        osm: boolean
     ): Promise<Uint8Array<ArrayBuffer> | undefined>;
     exportable_data(fileIds: string[]): Promise<number>;
     reduction_distances(): Promise<Float64Array>;

website/src/lib/engine/backend/wasm.ts

@@ -29,15 +29,19 @@ export async function createWasmBackend(): Promise<Backend> {
     const mode = (m: SelectMode) =>
         ({ replace: w.SelectMode.Replace, add: w.SelectMode.Add, toggle: w.SelectMode.Toggle })[m];
     const splitType = (t: SplitType) =>
-        ({ files: w.SplitType.Files, tracks: w.SplitType.Tracks, segments: w.SplitType.Segments })[
-            t
-        ];
+        ({
+            files: w.SplitType.Files,
+            routes: w.SplitType.Routes,
+            tracks: w.SplitType.Tracks,
+            segments: w.SplitType.Segments,
+        })[t];
     const mergeType = (t: MergeType) => (t === 'connect' ? w.MergeType.Connect : w.MergeType.Group);
 
     return {
         select: lift((ids, m) => w.select(idsToBytes(ids), mode(m))),
         select_all: lift(w.select_all),
         arrow_select: lift(w.arrow_select),
+        select_routes: lift((file, ids, m) => w.select_routes(file, idsToBytes(ids), mode(m))),
         select_tracks: lift((file, ids, m) => w.select_tracks(file, idsToBytes(ids), mode(m))),
         select_segments: lift((file, track, ids, m) =>
             w.select_segments(file, track, idsToBytes(ids), mode(m))
@@ -75,6 +79,8 @@ export async function createWasmBackend(): Promise<Backend> {
         move_elements: lift(w.move_elements),
         metadata: lift(w.metadata),
         style: lift(w.style),
+        convert: lift(w.convert),
+        new_route: lift(w.new_route),
         new_track: lift(w.new_track),
         new_track_segment: lift(w.new_track_segment),
 

website/src/lib/engine/engine.test.ts

@@ -175,6 +175,44 @@ describe('selection', () => {
         assert.ok(get(engine.statistics).length > trackLength);
     });
 
+    it('selects routes, whose segments are on the map', async () => {
+        await load('with_routes');
+        const file = fileStates()[0];
+        const { id, routes, tracks } = file.structure;
+        assert.equal(routes.length, 2);
+        assert.equal(tracks.length, 0);
+        // the segments of the map are the ones of the routes
+        assert.deepEqual(
+            file.segments.features.map((f) => f.properties.routeId),
+            routes.map((route) => route.id)
+        );
+        assert.deepEqual(
+            file.segments.features.map((f) => f.properties.segmentId),
+            routes.map((route) => route.segment.id)
+        );
+
+        await engine.selectRoutes(id, [routes[1].id]);
+        assert.deepEqual(get(engine.selection), {
+            type: 'route',
+            fileId: id,
+            routeIds: [routes[1].id],
+        });
+        assert.equal(get(engine.statistics).length, routes[1].segment.length);
+
+        await engine.select([id]);
+        assert.equal(await engine.newRoute(), true);
+        assert.equal(fileStates()[0].structure.routes.length, 3);
+    });
+
+    it('creates a file that starts with an empty route', async () => {
+        assert.equal(await engine.newFile('routes', undefined, true), true);
+        const [state] = fileStates();
+        assert.equal(state.structure.routes.length, 1);
+        assert.equal(state.structure.routes[0].segment.length, 0);
+        assert.equal(state.structure.tracks.length, 0);
+        assert.deepEqual(get(engine.selection), { type: 'file', fileIds: [state.structure.id] });
+    });
+
     it('ignores what does not exist', async () => {
         await load('simple');
         const before = get(engine.selection);
@@ -415,42 +453,32 @@ describe('export', () => {
             await engine.exportFile(id, { ...ALL_EXPORT_OPTIONS, ...options })
         );
 
-    it('writes tracks, or routes when asked to', async () => {
+    it('writes tracks as tracks', async () => {
         await load('with_tracks_and_segments');
         const file = fileStates()[0];
         const segments = file.structure.tracks.reduce(
             (sum, track) => sum + track.segments.length,
             0
         );
-        const id = file.structure.id;
-
-        const tracks = await text(id);
+        const tracks = await text(file.structure.id);
         assert.ok(tracks.includes('<trk>') && !tracks.includes('<rte>'));
         assert.equal(tracks.match(/<trkseg>/g)?.length, segments);
-
-        const routes = await text(id, { asRoute: true });
-        assert.ok(routes.includes('<rte>') && !routes.includes('<trk>'));
-        assert.equal(routes.match(/<rte>/g)?.length, segments);
-        assert.ok(routes.includes('<rtept'));
-    });
-
-    it('does not count the way a file is written among its data', async () => {
-        await load('simple');
-        const data = await engine.exportableData(get(engine.order));
-        assert.equal(data.asRoute, false);
     });
 
     it('can read back the routes it writes', async () => {
-        await load('with_tracks_and_segments');
-        const id = get(engine.order)[0];
-        const before = fileStates()[0].segments.features.length;
-        const routes = (await engine.exportFile(id, { ...ALL_EXPORT_OPTIONS, asRoute: true }))!;
+        await load('with_routes');
+        const [id] = get(engine.order);
+        const before = fileStates()[0].structure.routes.length;
+        const routes = (await engine.exportFile(id))!;
+        const written = new TextDecoder().decode(routes);
+        assert.equal(written.match(/<rte>/g)?.length, before);
+        assert.ok(!written.includes('<trk>') && written.includes('<rtept'));
+
         await engine.loadFiles([{ data: routes, name: 'routes' }]);
         const [, loaded] = get(engine.order);
         const state = get(get(engine.files).get(loaded)!);
-        // one route per segment, each read as a track of one segment
-        assert.equal(state.structure.tracks.length, before);
-        assert.equal(state.segments.features.length, before);
+        assert.equal(state.structure.routes.length, before);
+        assert.equal(state.structure.tracks.length, 0);
     });
 });
 

website/src/lib/engine/engine.ts

@@ -182,6 +182,10 @@ class Engine {
 
     // Selecting elements inside a file. Ids that do not exist are ignored.
 
+    selectRoutes(fileId: string, routeIds: string[], mode: SelectMode = 'replace') {
+        return this.run((b) => b.select_routes(fileId, routeIds, mode));
+    }
+
     selectTracks(fileId: string, trackIds: string[], mode: SelectMode = 'replace') {
         return this.run((b) => b.select_tracks(fileId, trackIds, mode));
     }
@@ -209,6 +213,8 @@ class Engine {
         switch (node.type) {
             case 'file':
                 return this.select([node.fileId], mode);
+            case 'route':
+                return this.selectRoutes(node.fileId, [node.routeId], mode);
             case 'track':
                 return this.selectTracks(node.fileId, [node.trackId], mode);
             case 'segment':
@@ -245,11 +251,18 @@ class Engine {
     // Edits of the files
 
     /**
-     * Creates a file, which gets selected. With a `trackpoint`, the file starts with a track and a
-     * segment that hold it, in the same undo step.
+     * Creates a file, which gets selected. With `route`, the file starts with a route. With a
+     * `trackpoint`, the file starts with a segment that holds it, the one of its route with `route`
+     * or of a track otherwise, in the same undo step.
      */
-    newFile(name: string, trackpoint?: { lng: number; lat: number; ele?: number }) {
-        return this.run((b) => b.new_file(name, trackpoint?.lng, trackpoint?.lat, trackpoint?.ele));
+    newFile(
+        name: string,
+        trackpoint?: { lng: number; lat: number; ele?: number },
+        route: boolean = false
+    ) {
+        return this.run((b) =>
+            b.new_file(name, trackpoint?.lng, trackpoint?.lat, trackpoint?.ele, route)
+        );
     }
 
     /**
@@ -359,6 +372,19 @@ class Engine {
 
     // Edits of the selection
 
+    /**
+     * Converts the selected routes to tracks, or the selected tracks or segments to routes (one
+     * per segment), which are selected. Resolves to `false` when there is nothing to convert.
+     */
+    convert() {
+        return this.run((b) => b.convert());
+    }
+
+    /** Adds an empty route to the selected files. */
+    newRoute() {
+        return this.run((b) => b.new_route());
+    }
+
     newTrack() {
         return this.run((b) => b.new_track());
     }
@@ -587,10 +613,10 @@ class Engine {
 
     /**
      * Makes a new file in a folder of the open folder, which is written there at once and selected.
-     * Resolves to its id.
+     * With `route`, it starts with an empty route. Resolves to its id.
      */
-    async newFileIn(name: string, folder: string): Promise<string | undefined> {
-        const [id] = await this.addedBy((b) => b.desktop!.newFile(name, folder), true);
+    async newFileIn(name: string, folder: string, route = false): Promise<string | undefined> {
+        const [id] = await this.addedBy((b) => b.desktop!.newFile(name, folder, route), true);
         return id;
     }
 
@@ -868,8 +894,7 @@ class Engine {
                     options.cad,
                     options.atemp,
                     options.power,
-                    options.osm,
-                    options.asRoute
+                    options.osm
                 ),
             undefined
         );
@@ -885,8 +910,6 @@ class Engine {
             atemp: (bits & 8) !== 0,
             power: (bits & 16) !== 0,
             osm: (bits & 32) !== 0,
-            // not a data
-            asRoute: false,
         };
     }
 

website/src/lib/engine/file-state.ts

@@ -3,7 +3,13 @@ import { normalizeColor, type FileColorAllocator } from '$lib/engine/file-colors
 import type { Visibility } from '$lib/engine/file-visibility';
 import type { Backend } from './backend';
 import { toPositions } from './convert';
-import { EMPTY_STATISTICS, type FileState, type SegmentProperties } from './types';
+import {
+    EMPTY_STATISTICS,
+    type FileState,
+    type PathInfo,
+    type SegmentNode,
+    type SegmentProperties,
+} from './types';
 
 /** Reads the state of a file, reusing from `previous` what did not change. */
 export async function readFileState(
@@ -18,9 +24,10 @@ export async function readFileState(
         return null;
     }
 
+    const paths: PathInfo[] = [...structure.routes, ...structure.tracks];
     const color = colors.resolve(
         id,
-        structure.tracks.map((track) => track.color)
+        paths.map((path) => path.color)
     );
 
     const previousSegments = new Map(
@@ -31,38 +38,42 @@ export async function readFileState(
         | Feature<LineString, SegmentProperties>
         | Promise<Feature<LineString, SegmentProperties>>
     )[] = [];
-    structure.tracks.forEach((track, trackIndex) => {
-        track.segments.forEach((segment, segmentIndex) => {
-            const properties: SegmentProperties = {
-                fileId: id,
-                trackId: track.id,
-                segmentId: segment.id,
-                trackIndex,
-                segmentIndex,
-                rev: segment.rev,
-                color: track.color !== undefined ? normalizeColor(track.color) : color,
-                opacity: track.opacity,
-                width: track.width,
-            };
-            const old = previousSegments.get(segment.id);
-            const unchanged =
-                old !== undefined &&
-                (Object.keys(properties) as (keyof SegmentProperties)[]).every(
-                    (key) => old.properties[key] === properties[key]
-                );
-            segments.push(
-                unchanged
-                    ? old
-                    : backend.segment_coordinates(segment.id).then((coordinates) => ({
-                          type: 'Feature',
-                          geometry: {
-                              type: 'LineString',
-                              coordinates: toPositions(coordinates),
-                          },
-                          properties,
-                      }))
+    const addSegment = (
+        segment: SegmentNode,
+        path: PathInfo,
+        parent: Pick<SegmentProperties, 'routeId' | 'trackId'>
+    ) => {
+        const properties: SegmentProperties = {
+            fileId: id,
+            ...parent,
+            segmentId: segment.id,
+            rev: segment.rev,
+            color: path.color !== undefined ? normalizeColor(path.color) : color,
+            opacity: path.opacity,
+            width: path.width,
+        };
+        const old = previousSegments.get(segment.id);
+        const unchanged =
+            old !== undefined &&
+            (Object.keys(properties) as (keyof SegmentProperties)[]).every(
+                (key) => old.properties[key] === properties[key]
             );
-        });
+        segments.push(
+            unchanged
+                ? old
+                : backend.segment_coordinates(segment.id).then((coordinates) => ({
+                      type: 'Feature',
+                      geometry: {
+                          type: 'LineString',
+                          coordinates: toPositions(coordinates),
+                      },
+                      properties,
+                  }))
+        );
+    };
+    structure.routes.forEach((route) => addSegment(route.segment, route, { routeId: route.id }));
+    structure.tracks.forEach((track) => {
+        track.segments.forEach((segment) => addSegment(segment, track, { trackId: track.id }));
     });
     const segmentFeatures = await Promise.all(segments);
 

website/src/lib/engine/file-visibility.test.ts

@@ -24,6 +24,7 @@ const structure: FileStructure = {
     name: 'file',
     waypointsRev: 'wpt-rev',
     waypoints: [{ id: 'W1' }, { id: 'W2' }],
+    routes: [],
     tracks: [
         { id: 'T1', segments: [segment('S1'), segment('S2')] },
         { id: 'T2', segments: [segment('S3')] },
@@ -134,6 +135,29 @@ describe('file visibility', () => {
         }
     });
 
+    it('hides a route, which is a leaf like a waypoint', () => {
+        const withRoute: FileStructure = {
+            ...structure,
+            routes: [{ id: 'R', segment: segment('RS') }],
+        };
+        const state = (...actions: [ids: string[], hidden: boolean][]): VisibilityState => {
+            let visibility: Visibility = new Map();
+            for (const [ids, hidden] of actions) {
+                visibility = setHidden(withRoute, visibility, ids, hidden);
+            }
+            return { structure: withRoute, visibility };
+        };
+        assert.equal(isHidden(state([['R'], true]), 'R'), true);
+        assert.equal(isHidden(state([['R'], true]), 'F'), false);
+        assert.equal(isSegmentHidden(state([['R'], true]), 'R', 'RS'), true);
+        // with its file, and shown on its own below it
+        assert.equal(isHidden(state([['F'], true]), 'R'), true);
+        const shown = state([['F'], true], [['R'], false]);
+        assert.equal(isHidden(shown, 'R'), false);
+        assert.equal(isHidden(shown, 'F'), false);
+        assert.equal(isHidden(shown, 'T1'), true);
+    });
+
     it('does not consider unknown ids hidden', () => {
         assert.equal(isHidden(apply([['F'], true]), 'unknown'), false);
     });

website/src/lib/engine/file-visibility.ts

@@ -1,7 +1,7 @@
 import type { FileStructure } from 'gpx-wasm';
 
 /**
- * Visibility the user set explicitly, by element id (file, track, segment, waypoint, or the
+ * Visibility the user set explicitly, by element id (file, route, track, segment, waypoint, or the
  * waypoints of the file as a whole, see `waypointsKey`): `false` hides, `true` shows. An element
  * without entry follows its parent, and everything is shown by default.
  */
@@ -15,7 +15,10 @@ export function waypointsKey(fileId: string): string {
     return `${fileId}:waypoints`;
 }
 
-/** Ids from the file down to `id` in the file tree (file, tracks, segments / waypoints group). */
+/**
+ * Ids from the file down to `id` in the file tree (file, routes, tracks, segments / waypoints
+ * group).
+ */
 function pathTo(structure: FileStructure, id: string): string[] {
     const fileId = structure.id;
     if (id === fileId) {
@@ -27,6 +30,9 @@ function pathTo(structure: FileStructure, id: string): string[] {
     if (structure.waypoints.some((waypoint) => waypoint.id === id)) {
         return [fileId, waypointsKey(fileId), id];
     }
+    if (structure.routes.some((route) => route.id === id)) {
+        return [fileId, id];
+    }
     for (const track of structure.tracks) {
         if (track.id === id) {
             return [fileId, id];
@@ -40,7 +46,11 @@ function pathTo(structure: FileStructure, id: string): string[] {
 
 function children(structure: FileStructure, id: string): string[] {
     if (id === structure.id) {
-        return [waypointsKey(id), ...structure.tracks.map((track) => track.id)];
+        return [
+            waypointsKey(id),
+            ...structure.routes.map((route) => route.id),
+            ...structure.tracks.map((track) => track.id),
+        ];
     }
     if (id === waypointsKey(structure.id)) {
         return structure.waypoints.map((waypoint) => waypoint.id);
@@ -77,12 +87,13 @@ export function isHidden({ structure, visibility }: VisibilityState, id: string)
 
 // Leaf elements have no descendants: no need to look at the structure.
 
+/** Whether a segment is hidden: `parentId` is its route (which is a leaf), or its track. */
 export function isSegmentHidden(
     { structure, visibility }: VisibilityState,
-    trackId: string,
+    parentId: string,
     segmentId: string
 ): boolean {
-    return followsHidden(visibility, [structure.id, trackId, segmentId]);
+    return followsHidden(visibility, [structure.id, parentId, segmentId]);
 }
 
 export function isWaypointHidden(