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/*
* Copyright (C) 2011 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.gallery3d.ui;
// FadeOutTexture is a texture which begins with a given texture, then gradually animates
// into fading out totally.
public class FadeOutTexture extends FadeTexture {
@SuppressWarnings("unused")
private static final String TAG = "FadeOutTexture";
private final BasicTexture mTexture;
public FadeOutTexture(BasicTexture texture) {
super(texture.getWidth(), texture.getHeight(), texture.isOpaque());
mTexture = texture;
}
@Override
public void draw(GLCanvas canvas, int x, int y, int w, int h) {
if (isAnimating()) {
canvas.save(GLCanvas.SAVE_FLAG_ALPHA);
canvas.setAlpha(getRatio());
mTexture.draw(canvas, x, y, w, h);
canvas.restore();
}
}
}
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