diff options
| -rwxr-xr-x | services/java/com/android/server/wm/WindowManagerService.java | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/services/java/com/android/server/wm/WindowManagerService.java b/services/java/com/android/server/wm/WindowManagerService.java index 746254e94a9f..5b9fc9afb33d 100755 --- a/services/java/com/android/server/wm/WindowManagerService.java +++ b/services/java/com/android/server/wm/WindowManagerService.java @@ -268,6 +268,9 @@ public class WindowManagerService extends IWindowManager.Stub /** Amount of time (in milliseconds) to delay before declaring a window freeze timeout. */ static final int WINDOW_FREEZE_TIMEOUT_DURATION = 2000; + /** Fraction of animation at which the recents thumbnail becomes completely transparent */ + static final float RECENTS_THUMBNAIL_FADEOUT_FRACTION = 0.25f; + /** * If true, the window manager will do its own custom freezing and general * management of the screen during rotation. @@ -3383,13 +3386,24 @@ public class WindowManagerService extends IWindowManager.Stub Animation scale = new ScaleAnimation(1, scaleW, 1, scaleH, computePivot(mNextAppTransitionStartX, 1 / scaleW), computePivot(mNextAppTransitionStartY, 1 / scaleH)); - AnimationSet set = new AnimationSet(true); + AnimationSet set = new AnimationSet(false); Animation alpha = new AlphaAnimation(1, 0); scale.setDuration(duration); - scale.setInterpolator( - new DecelerateInterpolator(THUMBNAIL_ANIMATION_DECELERATE_FACTOR)); + scale.setInterpolator(AnimationUtils.loadInterpolator(mContext, + com.android.internal.R.interpolator.decelerate_quad)); set.addAnimation(scale); alpha.setDuration(duration); + alpha.setInterpolator(new Interpolator() { + @Override + public float getInterpolation(float input) { + if (input < RECENTS_THUMBNAIL_FADEOUT_FRACTION) { + // linear response + return input / RECENTS_THUMBNAIL_FADEOUT_FRACTION; + } + // complete + return 1; + } + }); set.addAnimation(alpha); set.setFillBefore(true); a = set; |