CirclePropActivity.java revision 315c329544d7c593d1072b071cbb92d9afe74021 
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
17package com.android.test.hwui;
18
19import android.animation.TimeInterpolator;
20import android.app.Activity;
21import android.content.Context;
22import android.graphics.Canvas;
23import android.graphics.CanvasProperty;
24import android.graphics.Paint;
25import android.graphics.Paint.Style;
26import android.os.Bundle;
27import android.os.Trace;
28import android.view.HardwareCanvas;
29import android.view.RenderNodeAnimator;
30import android.view.View;
31import android.view.animation.AccelerateDecelerateInterpolator;
32import android.view.animation.OvershootInterpolator;
33import android.webkit.WebChromeClient;
34import android.webkit.WebView;
35import android.webkit.WebViewClient;
36import android.widget.LinearLayout;
37import android.widget.LinearLayout.LayoutParams;
38import android.widget.ProgressBar;
39
40import java.util.ArrayList;
41
42public class CirclePropActivity extends Activity {
43    @Override
44    protected void onCreate(Bundle savedInstanceState) {
45        super.onCreate(savedInstanceState);
46
47        final LinearLayout layout = new LinearLayout(this);
48        layout.setOrientation(LinearLayout.VERTICAL);
49
50        ProgressBar spinner = new ProgressBar(this, null, android.R.attr.progressBarStyleLarge);
51        layout.addView(spinner, new LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT));
52        // For testing with a functor in the tree
53//        WebView wv = new WebView(this);
54//        wv.setWebViewClient(new WebViewClient());
55//        wv.setWebChromeClient(new WebChromeClient());
56//        wv.loadUrl("http://theverge.com");
57//        layout.addView(wv, new LayoutParams(LayoutParams.MATCH_PARENT, 100));
58
59        layout.addView(new CircleView(this),
60                new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));
61
62        setContentView(layout);
63    }
64
65    static class CircleView extends View {
66        static final int DURATION = 500;
67
68        private boolean mToggle = false;
69        ArrayList<RenderNodeAnimator> mRunningAnimations = new ArrayList<RenderNodeAnimator>();
70
71        CanvasProperty<Float> mX;
72        CanvasProperty<Float> mY;
73        CanvasProperty<Float> mRadius;
74        CanvasProperty<Paint> mPaint;
75
76        CircleView(Context c) {
77            super(c);
78            setClickable(true);
79
80            mX = CanvasProperty.createFloat(200.0f);
81            mY = CanvasProperty.createFloat(200.0f);
82            mRadius = CanvasProperty.createFloat(150.0f);
83
84            Paint p = new Paint();
85            p.setAntiAlias(true);
86            p.setColor(0xFFFF0000);
87            p.setStyle(Style.STROKE);
88            p.setStrokeWidth(60.0f);
89            mPaint = CanvasProperty.createPaint(p);
90        }
91
92        @Override
93        protected void onDraw(Canvas canvas) {
94            super.onDraw(canvas);
95
96            if (canvas.isHardwareAccelerated()) {
97                HardwareCanvas hwcanvas = (HardwareCanvas) canvas;
98                hwcanvas.drawCircle(mX, mY, mRadius, mPaint);
99            }
100        }
101
102        @Override
103        public boolean performClick() {
104            for (int i = 0; i < mRunningAnimations.size(); i++) {
105                mRunningAnimations.get(i).cancel();
106            }
107            mRunningAnimations.clear();
108
109            mToggle = !mToggle;
110
111            mRunningAnimations.add(new RenderNodeAnimator(
112                    mX, RenderNodeAnimator.DELTA_TYPE_ABSOLUTE, mToggle ? 400.0f : 200.0f));
113
114            mRunningAnimations.add(new RenderNodeAnimator(
115                    mY, RenderNodeAnimator.DELTA_TYPE_ABSOLUTE, mToggle ? 600.0f : 200.0f));
116
117            mRunningAnimations.add(new RenderNodeAnimator(
118                    mRadius, RenderNodeAnimator.DELTA_TYPE_ABSOLUTE, mToggle ? 250.0f : 150.0f));
119
120            mRunningAnimations.add(new RenderNodeAnimator(
121                    mPaint, RenderNodeAnimator.PAINT_ALPHA,
122                    RenderNodeAnimator.DELTA_TYPE_ABSOLUTE, mToggle ? 64.0f : 255.0f));
123
124            mRunningAnimations.add(new RenderNodeAnimator(
125                    mPaint, RenderNodeAnimator.PAINT_STROKE_WIDTH,
126                    RenderNodeAnimator.DELTA_TYPE_ABSOLUTE, mToggle ? 5.0f : 60.0f));
127
128            TimeInterpolator interp = new OvershootInterpolator(3.0f);
129            for (int i = 0; i < mRunningAnimations.size(); i++) {
130                RenderNodeAnimator anim = mRunningAnimations.get(i);
131                anim.setInterpolator(interp);
132                anim.start(this);
133            }
134
135            if (mToggle) {
136                post(new Runnable() {
137                    @Override
138                    public void run() {
139                        Trace.traceBegin(Trace.TRACE_TAG_VIEW, "pretendBusy");
140                        try {
141                            Thread.sleep(DURATION);
142                        } catch (InterruptedException e) {
143                        }
144                        Trace.traceEnd(Trace.TRACE_TAG_VIEW);
145                    }
146                });
147            }
148
149            return true;
150        }
151    }
152}
153