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Fix clipping of blue glow around icons when they're clicked

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This commit is contained in:
Michael Jurka
2011-01-05 20:57:04 -08:00
parent 4b1c0ba3ac
commit 137142e39b
1 changed files with 11 additions and 3 deletions
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14
src/com/android/launcher2/BubbleTextView.java
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@@ -25,6 +25,7 @@ import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Rect;
import android.graphics.Region;
import android.graphics.Region.Op;
import android.graphics.drawable.Drawable;
import android.util.AttributeSet;
@@ -242,10 +243,17 @@ public class BubbleTextView extends CacheableTextView {
@Override
public void draw(Canvas canvas) {
if (mPressedOrFocusedBackground != null && (isPressed() || isFocused())) {
// The blue glow can extend outside of our clip region, so we first temporarily expand
// the canvas's clip region
canvas.save(Canvas.CLIP_SAVE_FLAG);
int padding = HolographicOutlineHelper.MAX_OUTER_BLUR_RADIUS / 2;
canvas.clipRect(-padding + mScrollX, -padding + mScrollY,
getWidth() + padding + mScrollX, getHeight() + padding + mScrollY,
Region.Op.REPLACE);
// draw blue glow
canvas.drawBitmap(mPressedOrFocusedBackground,
mScrollX - HolographicOutlineHelper.MAX_OUTER_BLUR_RADIUS / 2,
mScrollY - HolographicOutlineHelper.MAX_OUTER_BLUR_RADIUS / 2,
mTempPaint);
mScrollX - padding, mScrollY - padding, mTempPaint);
canvas.restore();
}
if (isBuildingCache()) {
// We enhance the shadow by drawing the shadow twice