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.Animator;
20import android.animation.Animator.AnimatorListener;
21import android.animation.AnimatorSet;
22import android.app.Activity;
23import android.content.Context;
24import android.graphics.Canvas;
25import android.graphics.Color;
26import android.os.Bundle;
27import android.util.Log;
28import android.view.View;
29import android.view.View.OnClickListener;
30import android.view.ViewAnimationUtils;
31import android.widget.LinearLayout;
32import android.widget.LinearLayout.LayoutParams;
33import android.widget.ProgressBar;
34
35public class RevealActivity extends Activity implements OnClickListener {
36
37    private static final int DURATION = 800;
38
39    private boolean mShouldBlock;
40    private int mIteration = 0;
41
42    private AnimatorListener mListener = new AnimatorListener() {
43
44        @Override
45        public void onAnimationStart(Animator animation) {
46            Log.d("Reveal", "onAnimatorStart " + animation);
47        }
48
49        @Override
50        public void onAnimationRepeat(Animator animation) {
51            Log.d("Reveal", "onAnimationRepeat " + animation);
52        }
53
54        @Override
55        public void onAnimationEnd(Animator animation) {
56            Log.d("Reveal", "onAnimationEnd " + animation);
57        }
58
59        @Override
60        public void onAnimationCancel(Animator animation) {
61            Log.d("Reveal", "onAnimationCancel " + animation);
62        }
63    };
64
65    @Override
66    protected void onCreate(Bundle savedInstanceState) {
67        super.onCreate(savedInstanceState);
68
69        final LinearLayout layout = new LinearLayout(this);
70        layout.setOrientation(LinearLayout.VERTICAL);
71
72        ProgressBar spinner = new ProgressBar(this, null, android.R.attr.progressBarStyleLarge);
73        layout.addView(spinner, new LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT));
74        View revealView = new MyView(this);
75        layout.addView(revealView,
76                new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));
77        setContentView(layout);
78
79        revealView.setOnClickListener(this);
80    }
81
82    @Override
83    public void onClick(View view) {
84        Animator animator = ViewAnimationUtils.createCircularReveal(view,
85                view.getWidth() / 2, view.getHeight() / 2,
86                0, Math.max(view.getWidth(), view.getHeight()));
87        Log.d("Reveal", "Calling start...");
88        animator.addListener(mListener);
89        if (mIteration < 2) {
90            animator.setDuration(DURATION);
91            animator.start();
92        } else {
93            AnimatorSet set = new AnimatorSet();
94            set.playTogether(animator);
95            set.setDuration(DURATION);
96            set.addListener(mListener);
97            set.start();
98        }
99
100        mIteration = (mIteration + 1) % 4;
101        mShouldBlock = !mShouldBlock;
102        if (mShouldBlock) {
103            view.post(sBlockThread);
104        }
105    }
106
107    private final static Runnable sBlockThread = new Runnable() {
108        @Override
109        public void run() {
110            try {
111                Thread.sleep(DURATION);
112            } catch (InterruptedException e) {
113            }
114        }
115    };
116
117    static class MyView extends View {
118
119        public MyView(Context context) {
120            super(context);
121        }
122
123        @Override
124        protected void onDraw(Canvas canvas) {
125            canvas.drawColor(Color.RED);
126        }
127    }
128}
129