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reactive modifications

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This commit is contained in:
vcoppe
2024-04-24 22:35:53 +02:00
parent ae7806a553
commit e7dbb07ace
7 changed files with 88 additions and 71 deletions
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27
gpx/src/gpx.ts
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@@ -15,6 +15,7 @@ abstract class GPXTreeElement<T extends GPXTreeElement<any>> {
abstract getChildren(): T[];
abstract computeStatistics(): GPXStatistics;
abstract refreshStatistics(): void;
abstract append(points: TrackPoint[]): void;
abstract reverse(originalNextTimestamp?: Date, newPreviousTimestamp?: Date): void;
@@ -34,15 +35,19 @@ abstract class GPXTreeNode<T extends GPXTreeElement<any>> extends GPXTreeElement
}
computeStatistics(): GPXStatistics {
let statistics = new GPXStatistics();
for (let child of this.getChildren()) {
statistics.mergeWith(child.computeStatistics());
child.computeStatistics();
}
this.refreshStatistics();
return this.statistics;
}
this.statistics = statistics;
return statistics;
refreshStatistics(): void {
this.statistics = new GPXStatistics();
for (let child of this.getChildren()) {
child.refreshStatistics();
this.statistics.mergeWith(child.statistics);
}
}
append(points: TrackPoint[]): void {
@@ -53,6 +58,8 @@ abstract class GPXTreeNode<T extends GPXTreeElement<any>> extends GPXTreeElement
}
children[children.length - 1].append(points);
this.refreshStatistics();
}
reverse(originalNextTimestamp?: Date, newPreviousTimestamp?: Date): void {
@@ -73,6 +80,8 @@ abstract class GPXTreeNode<T extends GPXTreeElement<any>> extends GPXTreeElement
originalNextTimestamp = originalStartTimestamp;
newPreviousTimestamp = children[i].getEndTimestamp();
}
this.refreshStatistics();
}
getStartTimestamp(): Date {
@@ -352,6 +361,9 @@ export class TrackSegment extends GPXTreeLeaf {
return statistics;
}
// Do nothing, recompute statistics after modifying the segment only
refreshStatistics(): void { }
computeSmoothedElevation(): number[] {
const points = this.trkpt;
@@ -373,7 +385,7 @@ export class TrackSegment extends GPXTreeLeaf {
append(points: TrackPoint[]): void {
this.trkpt = this.trkpt.concat(points);
//this.computeStatistics();
this.computeStatistics();
}
reverse(originalNextTimestamp: Date | undefined, newPreviousTimestamp: Date | undefined): void {
@@ -393,6 +405,7 @@ export class TrackSegment extends GPXTreeLeaf {
} else {
this.trkpt.reverse();
}
this.computeStatistics();
}
getStartTimestamp(): Date {