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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.test.hwui;
import android.app.Activity;
import android.graphics.Canvas;
import android.graphics.Rect;
import android.graphics.SurfaceTexture;
import android.os.Bundle;
import android.view.Gravity;
import android.view.TextureView;
import android.widget.FrameLayout;
@SuppressWarnings({"UnusedDeclaration"})
public class CanvasTextureViewActivity extends Activity
implements TextureView.SurfaceTextureListener {
private TextureView mTextureView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
FrameLayout content = new FrameLayout(this);
mTextureView = new TextureView(this);
mTextureView.setSurfaceTextureListener(this);
content.addView(mTextureView, new FrameLayout.LayoutParams(500, 500, Gravity.CENTER));
setContentView(content);
}
@Override
public void onSurfaceTextureAvailable(SurfaceTexture surface, int width, int height) {
Canvas c = mTextureView.lockCanvas();
try {
c.drawColor(0xff00ff00);
} finally {
mTextureView.unlockCanvasAndPost(c);
}
c = mTextureView.lockCanvas(new Rect(100, 100, 200, 200));
try {
c.drawColor(0xff0000ff);
} finally {
mTextureView.unlockCanvasAndPost(c);
}
}
@Override
public void onSurfaceTextureSizeChanged(SurfaceTexture surface, int width, int height) {
// Ignored
}
@Override
public void onSurfaceTextureDestroyed(SurfaceTexture surface) {
// Ignored
}
@Override
public void onSurfaceTextureUpdated(SurfaceTexture surface) {
// Ignored
}
}
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