js: add onAnimationEnd for image

doric-js/lib/src/widget/image.d.ts

@@ -74,6 +74,10 @@ export declare class Image extends View {
         right: number;
         bottom: number;
     };
+    /**
+     * Called if loaded image is animated and played end.
+     */
+    onAnimationEnd?: () => void;
     isAnimating(context: BridgeContext): Promise<boolean>;
     startAnimating(context: BridgeContext): Promise<any>;
     stopAnimating(context: BridgeContext): Promise<any>;

doric-js/lib/src/widget/image.js

@@ -116,6 +116,10 @@ __decorate([
     Property,
     __metadata("design:type", Object)
 ], Image.prototype, "stretchInset", void 0);
+__decorate([
+    Property,
+    __metadata("design:type", Function)
+], Image.prototype, "onAnimationEnd", void 0);
 export function image(config) {
     const ret = new Image;
     ret.layoutConfig = layoutConfig().fit();