fix(android): reqestTransform option for scrollToIndexAnimated

Author: farfromrefug

src/ui-pager/index.android.ts

@@ -424,7 +424,7 @@ export class Pager extends PagerBase {
         }
     }
 
-    public scrollToIndexAnimated(index: number, animate: boolean) {
+    public scrollToIndexAnimated(index: number, animate: boolean, requestTransform = false) {
         const nativeView = this.nativeViewProtected;
         if (nativeView) {
             nativeView.setCurrentItem(this.pagerAdapter.getIndex(index), animate);
@@ -435,6 +435,11 @@ export class Pager extends PagerBase {
                     this.indicator.setSelection(index, false);
                 }
             }
+            if (requestTransform) {
+                setTimeout(() => {
+                    nativeView.requestTransform();
+                }, 0);
+            }
         }
     }
 

src/ui-pager/index.d.ts

@@ -12,7 +12,7 @@ export declare class Pager extends PagerBase {
     readonly android: any;
     readonly ios: any;
 
-    scrollToIndexAnimated(index: number, animate: boolean): void;
+    scrollToIndexAnimated(index: number, animate: boolean, requestTransform?: boolean): void;
 
     eachChildView(callback: (child: View) => boolean): void;