| /* |
| * 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.animation.ObjectAnimator; |
| import android.animation.ValueAnimator; |
| import android.app.Activity; |
| import android.graphics.SurfaceTexture; |
| import android.hardware.Camera; |
| import android.os.Bundle; |
| import android.view.Gravity; |
| import android.view.TextureView; |
| import android.view.View; |
| import android.widget.FrameLayout; |
| |
| import java.io.IOException; |
| |
| @SuppressWarnings({"UnusedDeclaration"}) |
| public class TextureViewActivity extends Activity implements TextureView.SurfaceTextureListener { |
| private Camera mCamera; |
| private TextureView mTextureView; |
| |
| @Override |
| protected void onCreate(Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| |
| mTextureView = new TextureView(this); |
| mTextureView.setSurfaceTextureListener(this); |
| |
| setContentView(mTextureView, new FrameLayout.LayoutParams(500, 400, Gravity.CENTER)); |
| } |
| |
| @Override |
| protected void onDestroy() { |
| super.onDestroy(); |
| |
| mCamera.stopPreview(); |
| mCamera.release(); |
| } |
| |
| @Override |
| public void onSurfaceTextureAvailable(SurfaceTexture surface) { |
| mCamera = Camera.open(); |
| |
| try { |
| mCamera.setPreviewTexture(surface); |
| } catch (IOException t) { |
| android.util.Log.e("TextureView", "Cannot set preview texture target!", t); |
| } |
| |
| mCamera.startPreview(); |
| |
| mTextureView.setCameraDistance(5000); |
| |
| ObjectAnimator animator = ObjectAnimator.ofFloat(mTextureView, "rotationY", 0.0f, 360.0f); |
| animator.setRepeatMode(ObjectAnimator.REVERSE); |
| animator.setRepeatCount(ObjectAnimator.INFINITE); |
| animator.setDuration(4000); |
| animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() { |
| @Override |
| public void onAnimationUpdate(ValueAnimator animation) { |
| ((View) mTextureView.getParent()).invalidate(); |
| } |
| }); |
| animator.start(); |
| |
| animator = ObjectAnimator.ofFloat(mTextureView, "alpha", 1.0f, 0.0f); |
| animator.setRepeatMode(ObjectAnimator.REVERSE); |
| animator.setRepeatCount(ObjectAnimator.INFINITE); |
| animator.setDuration(4000); |
| animator.start(); |
| } |
| |
| @Override |
| public void onSurfaceTextureSizeChanged(SurfaceTexture surface, int width, int height) { |
| // Ignored, the Camera does all the work for us |
| } |
| } |