sdk/sources/android-23/com/android/test/hwui/CirclePropActivity.java

   1 /*
   2  * Copyright (C) 2014 The Android Open Source Project
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *      http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package com.android.test.hwui;
  18
  19 import android.app.Activity;
  20 import android.content.Context;
  21 import android.graphics.Canvas;
  22 import android.graphics.CanvasProperty;
  23 import android.graphics.Paint;
  24 import android.graphics.Paint.Style;
  25 import android.os.Bundle;
  26 import android.os.Trace;
  27 import android.view.DisplayListCanvas;
  28 import android.view.RenderNodeAnimator;
  29 import android.view.View;
  30 import android.widget.LinearLayout;
  31 import android.widget.LinearLayout.LayoutParams;
  32 import android.widget.ProgressBar;
  33
  34 import java.util.ArrayList;
  35
  36 public class CirclePropActivity extends Activity {
  37     @Override
  38     protected void onCreate(Bundle savedInstanceState) {
  39         super.onCreate(savedInstanceState);
  40
  41         final LinearLayout layout = new LinearLayout(this);
  42         layout.setOrientation(LinearLayout.VERTICAL);
  43
  44         ProgressBar spinner = new ProgressBar(this, null, android.R.attr.progressBarStyleLarge);
  45         layout.addView(spinner, new LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT));
  46         // For testing with a functor in the tree
  47 //        WebView wv = new WebView(this);
  48 //        wv.setWebViewClient(new WebViewClient());
  49 //        wv.setWebChromeClient(new WebChromeClient());
  50 //        wv.loadUrl("http://theverge.com");
  51 //        layout.addView(wv, new LayoutParams(LayoutParams.MATCH_PARENT, 100));
  52
  53         layout.addView(new CircleView(this),
  54                 new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));
  55
  56         setContentView(layout);
  57     }
  58
  59     static class CircleView extends View {
  60         static final int DURATION = 500;
  61
  62         private boolean mToggle = false;
  63         ArrayList<RenderNodeAnimator> mRunningAnimations = new ArrayList<RenderNodeAnimator>();
  64
  65         CanvasProperty<Float> mX;
  66         CanvasProperty<Float> mY;
  67         CanvasProperty<Float> mRadius;
  68         CanvasProperty<Paint> mPaint;
  69
  70         CircleView(Context c) {
  71             super(c);
  72             setClickable(true);
  73
  74             mX = CanvasProperty.createFloat(200.0f);
  75             mY = CanvasProperty.createFloat(200.0f);
  76             mRadius = CanvasProperty.createFloat(150.0f);
  77
  78             Paint p = new Paint();
  79             p.setAntiAlias(true);
  80             p.setColor(0xFFFF0000);
  81             p.setStyle(Style.STROKE);
  82             p.setStrokeWidth(60.0f);
  83             mPaint = CanvasProperty.createPaint(p);
  84         }
  85
  86         @Override
  87         protected void onDraw(Canvas canvas) {
  88             super.onDraw(canvas);
  89
  90             if (canvas.isHardwareAccelerated()) {
  91                 DisplayListCanvas displayListCanvas = (DisplayListCanvas) canvas;
  92                 displayListCanvas.drawCircle(mX, mY, mRadius, mPaint);
  93             }
  94         }
  95
  96         @Override
  97         public boolean performClick() {
  98             for (int i = 0; i < mRunningAnimations.size(); i++) {
  99                 mRunningAnimations.get(i).cancel();
 100             }
 101             mRunningAnimations.clear();
 102
 103             mToggle = !mToggle;
 104
 105             mRunningAnimations.add(new RenderNodeAnimator(
 106                     mX, mToggle ? 400.0f : 200.0f));
 107
 108             mRunningAnimations.add(new RenderNodeAnimator(
 109                     mY, mToggle ? 600.0f : 200.0f));
 110
 111             mRunningAnimations.add(new RenderNodeAnimator(
 112                     mRadius, mToggle ? 250.0f : 150.0f));
 113
 114             mRunningAnimations.add(new RenderNodeAnimator(
 115                     mPaint, RenderNodeAnimator.PAINT_STROKE_WIDTH,
 116                     mToggle ? 5.0f : 60.0f));
 117
 118             mRunningAnimations.add(new RenderNodeAnimator(
 119                     mPaint, RenderNodeAnimator.PAINT_ALPHA, 64.0f));
 120
 121             // Will be "chained" to run after the above
 122             mRunningAnimations.add(new RenderNodeAnimator(
 123                     mPaint, RenderNodeAnimator.PAINT_ALPHA, 255.0f));
 124
 125             for (int i = 0; i < mRunningAnimations.size(); i++) {
 126                 RenderNodeAnimator anim = mRunningAnimations.get(i);
 127                 anim.setDuration(1000);
 128                 anim.setTarget(this);
 129                 if (i == (mRunningAnimations.size() - 1)) {
 130                     // "chain" test
 131                     anim.setStartValue(64.0f);
 132                     anim.setStartDelay(anim.getDuration());
 133                 }
 134                 anim.start();
 135             }
 136
 137             if (mToggle) {
 138                 post(new Runnable() {
 139                     @Override
 140                     public void run() {
 141                         Trace.traceBegin(Trace.TRACE_TAG_VIEW, "pretendBusy");
 142                         try {
 143                             Thread.sleep(DURATION);
 144                         } catch (InterruptedException e) {
 145                         }
 146                         Trace.traceEnd(Trace.TRACE_TAG_VIEW);
 147                     }
 148                 });
 149             }
 150             return true;
 151         }
 152     }
 153 }