Overshoot when flinging up from an app

- Use OvershootInterpolator based on velocity (consistent with swiping up
  from home)
- Scale down recents as well, to be consistent with adjacent pages scaling
  up when you launch a task

Bug: 109709720
Change-Id: Ie47309058ccf673a4b86c40c843c415beb2d8dc7

1 files changed, 13 insertions, 0 deletions

diff --git a/src/com/android/launcher3/anim/AnimatorPlaybackController.java b/src/com/android/launcher3/anim/AnimatorPlaybackController.java
index 84085cb6c..50fb0a51a 100644
--- a/src/com/android/launcher3/anim/AnimatorPlaybackController.java
+++ b/src/com/android/launcher3/anim/AnimatorPlaybackController.java
@@ -202,6 +202,19 @@ public abstract class AnimatorPlaybackController implements ValueAnimator.Animat
         }
     }
 
+    public void dispatchSetInterpolator(TimeInterpolator interpolator) {
+        dispatchSetInterpolatorRecursively(mAnim, interpolator);
+    }
+
+    private void dispatchSetInterpolatorRecursively(Animator anim, TimeInterpolator interpolator) {
+        anim.setInterpolator(interpolator);
+        if (anim instanceof AnimatorSet) {
+            for (Animator child : nonNullList(((AnimatorSet) anim).getChildAnimations())) {
+                dispatchSetInterpolatorRecursively(child, interpolator);
+            }
+        }
+    }
+
     public void setOnCancelRunnable(Runnable runnable) {
         mOnCancelRunnable = runnable;
     }