| /* |
| * Copyright (C) 2013 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.transitiontests; |
| |
| import android.app.Activity; |
| import android.content.Context; |
| import android.graphics.Canvas; |
| import android.graphics.Color; |
| import android.graphics.SurfaceTexture; |
| import android.os.Bundle; |
| import android.util.AttributeSet; |
| import android.view.SurfaceHolder; |
| import android.view.SurfaceView; |
| import android.view.TextureView; |
| import android.view.View; |
| import android.view.ViewGroup; |
| import android.transition.Crossfade; |
| import android.transition.ChangeBounds; |
| import android.transition.Scene; |
| import android.transition.TransitionSet; |
| import android.transition.TransitionManager; |
| import android.widget.Button; |
| |
| import static android.widget.LinearLayout.LayoutParams; |
| |
| public class SurfaceAndTextureViews extends Activity { |
| |
| SimpleView mView; |
| SimpleSurfaceView mSurfaceView; |
| SimpleTextureView mTextureView; |
| private static final int SMALL_SIZE = 200; |
| |
| @Override |
| public void onCreate(Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| setContentView(R.layout.surface_texture_views); |
| |
| final ViewGroup container = (ViewGroup) findViewById(R.id.container); |
| Button toggleButton = (Button) findViewById(R.id.toggleButton); |
| |
| mView = new SimpleView(this); |
| mView.setId(0); |
| mView.setLayoutParams(new LayoutParams(SMALL_SIZE, SMALL_SIZE)); |
| container.addView(mView); |
| |
| mSurfaceView = new SimpleSurfaceView(this); |
| mSurfaceView.setId(1); |
| mSurfaceView.setLayoutParams(new LayoutParams(SMALL_SIZE, SMALL_SIZE)); |
| container.addView(mSurfaceView); |
| |
| mTextureView = new SimpleTextureView(this); |
| mTextureView.setId(2); |
| mTextureView.setLayoutParams(new LayoutParams(SMALL_SIZE, SMALL_SIZE)); |
| container.addView(mTextureView); |
| |
| final TransitionSet transition = new TransitionSet(); |
| transition.addTransition(new ChangeBounds()).addTransition(new Crossfade().addTarget(0). |
| addTarget(1).addTarget(2)); |
| |
| toggleButton.setOnClickListener(new View.OnClickListener() { |
| @Override |
| public void onClick(View v) { |
| Scene newScene = new Scene(container); |
| newScene.setEnterAction(new Runnable() { |
| @Override |
| public void run() { |
| if (mView.getWidth() <= SMALL_SIZE) { |
| mView.setLayoutParams(new LayoutParams(SMALL_SIZE * 2, SMALL_SIZE)); |
| mSurfaceView.setLayoutParams(new LayoutParams(SMALL_SIZE * 2, SMALL_SIZE)); |
| mTextureView.setLayoutParams(new LayoutParams(SMALL_SIZE * 2, SMALL_SIZE)); |
| mView.mColor = SimpleView.LARGE_COLOR; |
| mSurfaceView.mColor = SimpleSurfaceView.LARGE_COLOR; |
| mTextureView.mColor = SimpleTextureView.LARGE_COLOR; |
| } else { |
| mView.setLayoutParams(new LayoutParams(SMALL_SIZE, SMALL_SIZE)); |
| mSurfaceView.setLayoutParams(new LayoutParams(SMALL_SIZE, SMALL_SIZE)); |
| mTextureView.setLayoutParams(new LayoutParams(SMALL_SIZE, SMALL_SIZE)); |
| mView.mColor = SimpleView.SMALL_COLOR; |
| mSurfaceView.mColor = SimpleSurfaceView.SMALL_COLOR; |
| mTextureView.mColor = SimpleTextureView.SMALL_COLOR; |
| } |
| } |
| }); |
| TransitionManager.go(newScene, transition); |
| } |
| }); |
| |
| } |
| |
| static private class SimpleView extends View { |
| static final int SMALL_COLOR = Color.BLUE; |
| static final int LARGE_COLOR = Color.YELLOW; |
| int mColor = SMALL_COLOR; |
| |
| private SimpleView(Context context) { |
| super(context); |
| } |
| |
| @Override |
| protected void onDraw(Canvas canvas) { |
| canvas.drawColor(mColor); |
| } |
| } |
| |
| static private class SimpleSurfaceView extends SurfaceView implements SurfaceHolder.Callback { |
| |
| static final int SMALL_COLOR = Color.GREEN; |
| static final int LARGE_COLOR = Color.GRAY; |
| int mColor = SMALL_COLOR; |
| SurfaceHolder mHolder = null; |
| |
| private SimpleSurfaceView(Context context) { |
| super(context); |
| SurfaceHolder holder = getHolder(); |
| holder.addCallback(this); |
| } |
| |
| |
| @Override |
| public void surfaceCreated(SurfaceHolder holder) { |
| System.out.println("surfaceCreated"); |
| } |
| |
| @Override |
| public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) { |
| System.out.println("surfaceChanged: w h = " + width + ", " + height); |
| Canvas canvas = holder.lockCanvas(); |
| canvas.drawColor(mColor); |
| holder.unlockCanvasAndPost(canvas); |
| } |
| |
| @Override |
| public void surfaceDestroyed(SurfaceHolder holder) { |
| System.out.println("surfaceDestroyed"); |
| } |
| } |
| |
| static private class SimpleTextureView extends TextureView implements TextureView.SurfaceTextureListener { |
| |
| static final int SMALL_COLOR = Color.RED; |
| static final int LARGE_COLOR = Color.CYAN; |
| int mColor = SMALL_COLOR; |
| |
| private SimpleTextureView(Context context) { |
| super(context); |
| setSurfaceTextureListener(this); |
| } |
| |
| private SimpleTextureView(Context context, AttributeSet attrs) { |
| super(context, attrs); |
| setSurfaceTextureListener(this); |
| } |
| |
| private SimpleTextureView(Context context, AttributeSet attrs, int defStyle) { |
| super(context, attrs, defStyle); |
| setSurfaceTextureListener(this); |
| } |
| |
| @Override |
| public void onSurfaceTextureAvailable(SurfaceTexture surface, int width, int height) { |
| System.out.println("SurfaceTexture available"); |
| } |
| |
| @Override |
| public void onSurfaceTextureSizeChanged(SurfaceTexture surface, int width, int height) { |
| System.out.println("SurfaceTexture size changed to " + width + ", " + height); |
| Canvas canvas = lockCanvas(); |
| canvas.drawColor(mColor); |
| unlockCanvasAndPost(canvas); |
| } |
| |
| @Override |
| public boolean onSurfaceTextureDestroyed(SurfaceTexture surface) { |
| return false; |
| } |
| |
| @Override |
| public void onSurfaceTextureUpdated(SurfaceTexture surface) { |
| System.out.println("SurfaceTexture updated"); |
| } |
| } |
| } |