Android/frameworks_base
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Disable shadow casting for transparent BitmapDrawables

Browse Source 
bug:17013977
Change-Id: I26328c21360432bb34d3f19858dfdc0e6aede057
This commit is contained in:
Chris Craik
2014-08-14 13:45:38 -07:00
parent fdee9b4476
commit e222e359a0
1 changed files with 12 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
graphics/java/android/graphics/drawable/BitmapDrawable.java
View File

@@ -16,6 +16,7 @@
package android.graphics.drawable;
import android.annotation.NonNull;
import android.content.res.ColorStateList;
import android.content.res.Resources;
import android.content.res.Resources.Theme;
@@ -27,6 +28,7 @@ import android.graphics.Canvas;
import android.graphics.ColorFilter;
import android.graphics.Insets;
import android.graphics.Matrix;
import android.graphics.Outline;
import android.graphics.Paint;
import android.graphics.PixelFormat;
import android.graphics.PorterDuff;
@@ -597,6 +599,16 @@ public class BitmapDrawable extends Drawable {
mOpticalInsets = Insets.of(left, top, right, bottom);
}
@Override
public void getOutline(@NonNull Outline outline) {
super.getOutline(outline);
if (mBitmapState.mBitmap.hasAlpha()) {
// Bitmaps with alpha can't report a non-0 alpha,
// since they may not fill their rectangular bounds
outline.setAlpha(0.0f);
}
}
@Override
public void setAlpha(int alpha) {
final int oldAlpha = mBitmapState.mPaint.getAlpha();