diff options
Diffstat (limited to 'core/java/android/view/View.java')
| -rw-r--r-- | core/java/android/view/View.java | 36 |
1 files changed, 27 insertions, 9 deletions
diff --git a/core/java/android/view/View.java b/core/java/android/view/View.java index bf7d037..b4478bf 100644 --- a/core/java/android/view/View.java +++ b/core/java/android/view/View.java @@ -2128,6 +2128,13 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal */ static final int ACCESSIBILITY_STATE_CHANGED = 0x00000080 << IMPORTANT_FOR_ACCESSIBILITY_SHIFT; + /** + * Flag indicating that view has an animation set on it. This is used to track whether an + * animation is cleared between successive frames, in order to tell the associated + * DisplayList to clear its animation matrix. + */ + static final int VIEW_IS_ANIMATING_TRANSFORM = 0x10000000; + /* End of masks for mPrivateFlags2 */ static final int DRAG_MASK = DRAG_CAN_ACCEPT | DRAG_HOVERED; @@ -12777,16 +12784,27 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal if (a != null) { more = drawAnimation(parent, drawingTime, a, scalingRequired); concatMatrix = a.willChangeTransformationMatrix(); + if (concatMatrix) { + mPrivateFlags2 |= VIEW_IS_ANIMATING_TRANSFORM; + } transformToApply = parent.mChildTransformation; - } else if (!useDisplayListProperties && - (flags & ViewGroup.FLAG_SUPPORT_STATIC_TRANSFORMATIONS) != 0) { - final boolean hasTransform = - parent.getChildStaticTransformation(this, parent.mChildTransformation); - if (hasTransform) { - final int transformType = parent.mChildTransformation.getTransformationType(); - transformToApply = transformType != Transformation.TYPE_IDENTITY ? - parent.mChildTransformation : null; - concatMatrix = (transformType & Transformation.TYPE_MATRIX) != 0; + } else { + if ((mPrivateFlags2 & VIEW_IS_ANIMATING_TRANSFORM) == VIEW_IS_ANIMATING_TRANSFORM && + mDisplayList != null) { + // No longer animating: clear out old animation matrix + mDisplayList.setAnimationMatrix(null); + mPrivateFlags2 &= ~VIEW_IS_ANIMATING_TRANSFORM; + } + if (!useDisplayListProperties && + (flags & ViewGroup.FLAG_SUPPORT_STATIC_TRANSFORMATIONS) != 0) { + final boolean hasTransform = + parent.getChildStaticTransformation(this, parent.mChildTransformation); + if (hasTransform) { + final int transformType = parent.mChildTransformation.getTransformationType(); + transformToApply = transformType != Transformation.TYPE_IDENTITY ? + parent.mChildTransformation : null; + concatMatrix = (transformType & Transformation.TYPE_MATRIX) != 0; + } } } |