CirclePropActivity.java revision 52244fff29042926e21fa897ef5ab11148e35299 
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.app.Activity;
20import android.content.Context;
21import android.graphics.Canvas;
22import android.graphics.CanvasProperty;
23import android.graphics.Paint;
24import android.graphics.Paint.Style;
25import android.os.Bundle;
26import android.os.Trace;
27import android.view.HardwareCanvas;
28import android.view.RenderNodeAnimator;
29import android.view.View;
30import android.widget.LinearLayout;
31import android.widget.LinearLayout.LayoutParams;
32import android.widget.ProgressBar;
33
34import java.util.ArrayList;
35
36public 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
47        layout.addView(new CircleView(this),
48                new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));
49
50        setContentView(layout);
51    }
52
53    static class CircleView extends View {
54        static final int DURATION = 500;
55
56        private boolean mToggle = false;
57        ArrayList<RenderNodeAnimator> mRunningAnimations = new ArrayList<RenderNodeAnimator>();
58
59        CanvasProperty<Float> mX;
60        CanvasProperty<Float> mY;
61        CanvasProperty<Float> mRadius;
62        CanvasProperty<Paint> mPaint;
63
64        CircleView(Context c) {
65            super(c);
66            setClickable(true);
67
68            mX = CanvasProperty.createFloat(200.0f);
69            mY = CanvasProperty.createFloat(200.0f);
70            mRadius = CanvasProperty.createFloat(150.0f);
71
72            Paint p = new Paint();
73            p.setAntiAlias(true);
74            p.setColor(0xFFFF0000);
75            p.setStyle(Style.STROKE);
76            p.setStrokeWidth(60.0f);
77            mPaint = CanvasProperty.createPaint(p);
78        }
79
80        @Override
81        protected void onDraw(Canvas canvas) {
82            super.onDraw(canvas);
83
84            if (canvas.isHardwareAccelerated()) {
85                HardwareCanvas hwcanvas = (HardwareCanvas) canvas;
86                hwcanvas.drawCircle(mX, mY, mRadius, mPaint);
87            }
88        }
89
90        @Override
91        public boolean performClick() {
92            for (int i = 0; i < mRunningAnimations.size(); i++) {
93                mRunningAnimations.get(i).cancel();
94            }
95            mRunningAnimations.clear();
96
97            mToggle = !mToggle;
98
99            mRunningAnimations.add(new RenderNodeAnimator(
100                    mX, RenderNodeAnimator.DELTA_TYPE_ABSOLUTE, mToggle ? 400.0f : 200.0f));
101
102            mRunningAnimations.add(new RenderNodeAnimator(
103                    mY, RenderNodeAnimator.DELTA_TYPE_ABSOLUTE, mToggle ? 600.0f : 200.0f));
104
105            mRunningAnimations.add(new RenderNodeAnimator(
106                    mRadius, RenderNodeAnimator.DELTA_TYPE_ABSOLUTE, mToggle ? 250.0f : 150.0f));
107
108            mRunningAnimations.add(new RenderNodeAnimator(
109                    mPaint, RenderNodeAnimator.PAINT_ALPHA,
110                    RenderNodeAnimator.DELTA_TYPE_ABSOLUTE, mToggle ? 64.0f : 255.0f));
111
112            mRunningAnimations.add(new RenderNodeAnimator(
113                    mPaint, RenderNodeAnimator.PAINT_STROKE_WIDTH,
114                    RenderNodeAnimator.DELTA_TYPE_ABSOLUTE, mToggle ? 5.0f : 60.0f));
115
116            for (int i = 0; i < mRunningAnimations.size(); i++) {
117                mRunningAnimations.get(i).start(this);
118            }
119
120            if (mToggle) {
121                post(new Runnable() {
122                    @Override
123                    public void run() {
124                        Trace.traceBegin(Trace.TRACE_TAG_VIEW, "pretendBusy");
125                        try {
126                            Thread.sleep(DURATION);
127                        } catch (InterruptedException e) {
128                        }
129                        Trace.traceEnd(Trace.TRACE_TAG_VIEW);
130                    }
131                });
132            }
133
134            return true;
135        }
136    }
137}
138