void generatePressedFocusedStates(ImageView v) {
if (!mStatesUpdated && v != null) {
mStatesUpdated = true;
+ Bitmap original = createOriginalImage(v, mTempCanvas);
Bitmap outline = createPressImage(v, mTempCanvas);
- FastBitmapDrawable d = new FastBitmapDrawable(outline);
+ FastBitmapDrawable originalD = new FastBitmapDrawable(original);
+ FastBitmapDrawable outlineD = new FastBitmapDrawable(outline);
StateListDrawable states = new StateListDrawable();
- states.addState(new int[] {android.R.attr.state_pressed}, d);
- states.addState(new int[] {android.R.attr.state_focused}, d);
- states.addState(new int[] {}, v.getDrawable());
+ states.addState(new int[] {android.R.attr.state_pressed}, outlineD);
+ states.addState(new int[] {android.R.attr.state_focused}, outlineD);
+ states.addState(new int[] {}, originalD);
v.setImageDrawable(states);
}
}
}
/**
+ * Creates a copy of the original image.
+ */
+ private Bitmap createOriginalImage(ImageView v, Canvas canvas) {
+ final Bitmap b = Bitmap.createBitmap(
+ v.getWidth(), v.getHeight(), Bitmap.Config.ARGB_8888);
+
+ canvas.setBitmap(b);
+ canvas.save();
+ v.draw(canvas);
+ canvas.restore();
+ canvas.setBitmap(null);
+
+ return b;
+ }
+
+ /**
* Creates a new press state image which is the old image with a blue overlay.
* Responsibility for the bitmap is transferred to the caller.
*/
private Bitmap createPressImage(ImageView v, Canvas canvas) {
- final int padding = HolographicOutlineHelper.MAX_OUTER_BLUR_RADIUS;
final Bitmap b = Bitmap.createBitmap(
- v.getWidth() + padding, v.getHeight() + padding, Bitmap.Config.ARGB_8888);
+ v.getWidth(), v.getHeight(), Bitmap.Config.ARGB_8888);
canvas.setBitmap(b);
canvas.save();
- v.getDrawable().draw(canvas);
+ v.draw(canvas);
canvas.restore();
canvas.drawColor(mHighlightColor, PorterDuff.Mode.SRC_IN);
canvas.setBitmap(null);