remove map animation when remove (#2526)

* remove map animation when remove

* fixing

Author: deyihu

packages/maptalks/src/map/Map.Anim.ts

@@ -9,6 +9,8 @@ declare module "./Map" {
     interface Map {
         //@internal
         _mapAnimPlayer: Player;
+        //@internal
+        _animPlayer: Player;
         isRotating(): boolean;
         //@internal
         _animateTo(view: MapViewType, options?: MapAnimationOptionsType, step?: (frame) => void): Player;

packages/maptalks/src/map/Map.Zoom.ts

@@ -114,7 +114,7 @@ Map.include(/** @lends Map.prototype */{
             scale = fromRes / res / startScale,
             startPoint = this._startZoomCoord && this.prjToContainerPoint(this._startZoomCoord, this._startZoomVal);
         const offset = this.getViewPoint();
-        if (!this.isRotating() && startPoint && !startPoint.equals(origin) && scale !== 1) {
+        if (!this.isRotating() && startPoint && origin && !startPoint.equals(origin) && scale !== 1) {
             const pitch = this.getPitch();
             // coordinate at origin changed, usually by map.setCenter
             // add origin offset

packages/maptalks/src/map/Map.ts

@@ -1759,6 +1759,13 @@ export class Map extends Handlerable(Eventable(Renderable(Class))) {
             return this;
         }
         this._fireEvent('removestart');
+        //remove animation when map removed
+        const animationPlayerList = [this._animPlayer, this._mapAnimPlayer];
+        animationPlayerList.forEach(player => {
+            if (player && player.finish) {
+                this._stopAnim(player);
+            }
+        });
         this._removeDomEvents();
         this._clearHandlers();
         this.removeBaseLayer();