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Merge pull request #13770 from ahocevar/tracked-pointers

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Clean up tracked pointers when the event target has changed
This commit is contained in:
Andreas Hocevar
2022-06-15 16:07:34 +02:00
committed by GitHub
parent 70313f17ad 1852ad78a2
commit 20ba9862cd
1 changed files with 10 additions and 0 deletions
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10
src/ol/interaction/Pointer.js
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@@ -195,6 +195,16 @@ class PointerInteraction extends Interaction {
const id = event.pointerId.toString(); const id = event.pointerId.toString();
if (mapBrowserEvent.type == MapBrowserEventType.POINTERUP) { if (mapBrowserEvent.type == MapBrowserEventType.POINTERUP) {
delete this.trackedPointers_[id]; delete this.trackedPointers_[id];
for (const pointerId in this.trackedPointers_) {
if (this.trackedPointers_[pointerId].target !== event.target) {
// Some platforms assign a new pointerId when the target changes.
// If this happens, delete one tracked pointer. If there is more
// than one tracked pointer for the old target, it will be cleared
// by subsequent POINTERUP events from other pointers.
delete this.trackedPointers_[pointerId];
break;
}
}
} else if (mapBrowserEvent.type == MapBrowserEventType.POINTERDOWN) { } else if (mapBrowserEvent.type == MapBrowserEventType.POINTERDOWN) {
this.trackedPointers_[id] = event; this.trackedPointers_[id] = event;
} else if (id in this.trackedPointers_) { } else if (id in this.trackedPointers_) {