Merge "Removed call to setWillNotCacheDrawing and deprecated it as well as... (e6df3683) · Commits · e / os / android_frameworks_base

api/current.txt

+2 −2

Original line number	Diff line number	Diff line
		@@ -47893,7 +47893,7 @@ package android.view {
		method public void setVerticalScrollBarEnabled(boolean);
		method public void setVerticalScrollbarPosition(int);
		method public void setVisibility(int);
		method public void setWillNotCacheDrawing(boolean);
		method public deprecated void setWillNotCacheDrawing(boolean);
		method public void setWillNotDraw(boolean);
		method public void setX(float);
		method public void setY(float);
		@@ -47911,7 +47911,7 @@ package android.view {
		method public void unscheduleDrawable(android.graphics.drawable.Drawable);
		method public final void updateDragShadow(android.view.View.DragShadowBuilder);
		method protected boolean verifyDrawable(android.graphics.drawable.Drawable);
		method public boolean willNotCacheDrawing();
		method public deprecated boolean willNotCacheDrawing();
		method public boolean willNotDraw();
		field public static final int ACCESSIBILITY_LIVE_REGION_ASSERTIVE = 2; // 0x2
		field public static final int ACCESSIBILITY_LIVE_REGION_NONE = 0; // 0x0

core/java/android/view/View.java

+28 −0

Original line number	Diff line number	Diff line
		@@ -10398,7 +10398,21 @@ public class View implements Drawable.Callback, KeyEvent.Callback,
		*
		* @param willNotCacheDrawing true if this view does not cache its
		* drawing, false otherwise
		*
		* @deprecated The view drawing cache was largely made obsolete with the introduction of
		* hardware-accelerated rendering in API 11. With hardware-acceleration, intermediate cache
		* layers are largely unnecessary and can easily result in a net loss in performance due to the
		* cost of creating and updating the layer. In the rare cases where caching layers are useful,
		* such as for alpha animations, {@link #setLayerType(int, Paint)} handles this with hardware
		* rendering. For software-rendered snapshots of a small part of the View hierarchy or
		* individual Views it is recommended to create a {@link Canvas} from either a {@link Bitmap} or
		* {@link android.graphics.Picture} and call {@link #draw(Canvas)} on the View. However these
		* software-rendered usages are discouraged and have compatibility issues with hardware-only
		* rendering features such as {@link android.graphics.Bitmap.Config#HARDWARE Config.HARDWARE}
		* bitmaps, real-time shadows, and outline clipping. For screenshots of the UI for feedback
		* reports or unit testing the {@link PixelCopy} API is recommended.
		*/
		@Deprecated
		public void setWillNotCacheDrawing(boolean willNotCacheDrawing) {
		setFlags(willNotCacheDrawing ? WILL_NOT_CACHE_DRAWING : 0, WILL_NOT_CACHE_DRAWING);
		}
		@@ -10407,8 +10421,22 @@ public class View implements Drawable.Callback, KeyEvent.Callback,
		* Returns whether or not this View can cache its drawing or not.
		*
		* @return true if this view does not cache its drawing, false otherwise
		*
		* @deprecated The view drawing cache was largely made obsolete with the introduction of
		* hardware-accelerated rendering in API 11. With hardware-acceleration, intermediate cache
		* layers are largely unnecessary and can easily result in a net loss in performance due to the
		* cost of creating and updating the layer. In the rare cases where caching layers are useful,
		* such as for alpha animations, {@link #setLayerType(int, Paint)} handles this with hardware
		* rendering. For software-rendered snapshots of a small part of the View hierarchy or
		* individual Views it is recommended to create a {@link Canvas} from either a {@link Bitmap} or
		* {@link android.graphics.Picture} and call {@link #draw(Canvas)} on the View. However these
		* software-rendered usages are discouraged and have compatibility issues with hardware-only
		* rendering features such as {@link android.graphics.Bitmap.Config#HARDWARE Config.HARDWARE}
		* bitmaps, real-time shadows, and outline clipping. For screenshots of the UI for feedback
		* reports or unit testing the {@link PixelCopy} API is recommended.
		*/
		@ViewDebug.ExportedProperty(category = "drawing")
		@Deprecated
		public boolean willNotCacheDrawing() {
		return (mViewFlags & WILL_NOT_CACHE_DRAWING) == WILL_NOT_CACHE_DRAWING;
		}

core/java/android/widget/ImageView.java

+0 −2

Original line number	Diff line number	Diff line
		@@ -817,8 +817,6 @@ public class ImageView extends View {
		if (mScaleType != scaleType) {
		mScaleType = scaleType;

		setWillNotCacheDrawing(mScaleType == ScaleType.CENTER);

		requestLayout();
		invalidate();
		}