am e38ba4ac: Fix gmail crossfade artifacts. (cd88c39b) · Commits · e / os / android_frameworks_base

core/java/android/view/ViewGroup.java

+8 −11

Original line number	Diff line number	Diff line
		@@ -2264,12 +2264,13 @@ public abstract class ViewGroup extends View implements ViewParent, ViewManager
		boolean caching;
		int layerType = child.getLayerType();

		final boolean hardwareAccelerated = canvas.isHardwareAccelerated();
		if ((flags & FLAG_CHILDREN_DRAWN_WITH_CACHE) == FLAG_CHILDREN_DRAWN_WITH_CACHE \|\|
		(flags & FLAG_ALWAYS_DRAWN_WITH_CACHE) == FLAG_ALWAYS_DRAWN_WITH_CACHE) {
		caching = true;
		if (mAttachInfo != null) scalingRequired = mAttachInfo.mScalingRequired;
		} else {
		caching = (layerType != LAYER_TYPE_NONE) \|\| canvas.isHardwareAccelerated();
		caching = (layerType != LAYER_TYPE_NONE) \|\| hardwareAccelerated;
		}

		if (a != null) {
		@@ -2351,7 +2352,7 @@ public abstract class ViewGroup extends View implements ViewParent, ViewManager
		return more;
		}

		if (canvas.isHardwareAccelerated()) {
		if (hardwareAccelerated) {
		// Clear INVALIDATED flag to allow invalidation to occur during rendering, but
		// retain the flag's value temporarily in the mRecreateDisplayList flag
		child.mRecreateDisplayList = (child.mPrivateFlags & INVALIDATED) == INVALIDATED;
		@@ -2367,7 +2368,7 @@ public abstract class ViewGroup extends View implements ViewParent, ViewManager
		Bitmap cache = null;
		boolean hasDisplayList = false;
		if (caching) {
		if (!canvas.isHardwareAccelerated()) {
		if (!hardwareAccelerated) {
		if (layerType != LAYER_TYPE_NONE) {
		layerType = LAYER_TYPE_SOFTWARE;
		child.buildDrawingCache(true);
		@@ -2506,13 +2507,9 @@ public abstract class ViewGroup extends View implements ViewParent, ViewManager
		}
		} else {
		child.mPrivateFlags &= ~DIRTY_MASK;
		// Skip drawing the display list into ours if we were just refreshing
		// it's content; we already have a reference to it in our display list
		if (mRecreateDisplayList \|\| mLayerType != LAYER_TYPE_NONE) {
		((HardwareCanvas) canvas).drawDisplayList(displayList);
		}
		}
		}
		} else if (cache != null) {
		child.mPrivateFlags &= ~DIRTY_MASK;
		Paint cachePaint;
		@@ -2536,13 +2533,13 @@ public abstract class ViewGroup extends View implements ViewParent, ViewManager
		canvas.restoreToCount(restoreTo);

		if (a != null && !more) {
		if (!canvas.isHardwareAccelerated() && !a.getFillAfter()) {
		if (!hardwareAccelerated && !a.getFillAfter()) {
		child.onSetAlpha(255);
		}
		finishAnimatingView(child, a);
		}

		if (more && canvas.isHardwareAccelerated()) {
		if (more && hardwareAccelerated) {
		// invalidation is the trigger to recreate display lists, so if we're using
		// display lists to render, force an invalidate to allow the animation to
		// continue drawing another frame