progress

gpx-rs/engine/src/core/gpx/waypoints.rs

@@ -19,7 +19,7 @@ impl Default for FileWaypointsRevisionId {
 /// Everything that changes the waypoints changes the revision too, which is why there is no
 /// mutable access to the list itself: the revision tells what is derived from the waypoints
 /// (coordinates for the map...) that it is out of date.
-#[derive(Debug, Default, Clone, PartialEq)]
+#[derive(Debug, Default, Clone)]
 pub struct Waypoints {
     chunks: Chunked<WaypointChunk>,
     /// Changes when the waypoints do.
@@ -50,6 +50,12 @@ impl Waypoints {
         self.rev_id = Default::default();
     }
 
+    /// Adds a chunk that is shared with something else after the last waypoint.
+    pub fn push_shared(&mut self, chunk: std::rc::Rc<WaypointChunk>) {
+        self.chunks.push_shared(chunk);
+        self.rev_id = Default::default();
+    }
+
     /// Replaces the waypoints in `start..end` by `waypoints`, see [`Chunked::splice`].
     pub fn splice(&mut self, start: usize, end: usize, waypoints: Vec<Waypoint>) {
         self.chunks.splice(start, end, waypoints);