Animate task from overview grid when launching

Bug: 174464863
Test: Manually launching from different grid positions
Change-Id: Iafb03b86c6b85fb0ebabc0f2ba98acf89d7ea971

quickstep/src/com/android/quickstep/views/TaskView.java

@@ -919,11 +919,19 @@ public class TaskView extends FrameLayout implements PageCallbacks, Reusable {
         applyTranslationX();
     }
 
+    public float getGridTranslationX() {
+        return mGridTranslationX;
+    }
+
     public void setGridTranslationY(float gridTranslationY) {
         mGridTranslationY = gridTranslationY;
         applyTranslationY();
     }
 
+    public float getGridTranslationY() {
+        return mGridTranslationY;
+    }
+
     public void setGridOffsetTranslationX(float gridOffsetTranslationX) {
         mGridOffsetTranslationX = gridOffsetTranslationX;
         applyTranslationX();