Pre-multiply color components for 2-stop gradients
Bug #7033344
Change-Id: Ia168501f1dc56ba7a1bb0c55078320432309a66a
diff --git a/core/java/android/view/View.java b/core/java/android/view/View.java
index b1f5e9e..b8db585 100644
--- a/core/java/android/view/View.java
+++ b/core/java/android/view/View.java
@@ -17610,23 +17610,27 @@
// use use a height of 1, and then wack the matrix each time we
// actually use it.
shader = new LinearGradient(0, 0, 0, 1, 0xFF000000, 0, Shader.TileMode.CLAMP);
-
paint.setShader(shader);
paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.DST_OUT));
+
this.host = host;
}
public void setFadeColor(int color) {
- if (color != 0 && color != mLastColor) {
+ if (color != mLastColor) {
mLastColor = color;
- color |= 0xFF000000;
- shader = new LinearGradient(0, 0, 0, 1, color | 0xFF000000,
- color & 0x00FFFFFF, Shader.TileMode.CLAMP);
-
- paint.setShader(shader);
- // Restore the default transfer mode (src_over)
- paint.setXfermode(null);
+ if (color != 0) {
+ shader = new LinearGradient(0, 0, 0, 1, color | 0xFF000000,
+ color & 0x00FFFFFF, Shader.TileMode.CLAMP);
+ paint.setShader(shader);
+ // Restore the default transfer mode (src_over)
+ paint.setXfermode(null);
+ } else {
+ shader = new LinearGradient(0, 0, 0, 1, 0xFF000000, 0, Shader.TileMode.CLAMP);
+ paint.setShader(shader);
+ paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.DST_OUT));
+ }
}
}