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      1 /*
      2  * Copyright (C) 2012 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 package com.android.test.hwui;
     17 
     18 import android.animation.ObjectAnimator;
     19 import android.animation.ValueAnimator;
     20 import android.app.Activity;
     21 import android.content.Context;
     22 import android.os.Bundle;
     23 import android.util.AttributeSet;
     24 import android.view.View;
     25 import android.view.animation.AlphaAnimation;
     26 import android.view.animation.Animation;
     27 import android.view.animation.Transformation;
     28 import android.view.animation.TranslateAnimation;
     29 import android.widget.Button;
     30 import android.widget.CheckBox;
     31 import android.widget.CompoundButton;
     32 import android.widget.LinearLayout;
     33 
     34 public class TransformsAndAnimationsActivity extends Activity {
     35     Button button1;
     36     Button button2;
     37     Button button3;
     38     Button button1a;
     39     Button button2a;
     40     Button button3a;
     41     Button button1b;
     42     Button button2b;
     43     Button button3b;
     44     Button button4;
     45     Button button5;
     46     Button button6;
     47     Button button7;
     48     Button button8;
     49     CheckBox layersNoneCB;
     50     CheckBox layersHardwareCB;
     51     CheckBox layersSoftwareCB;
     52 
     53     @Override
     54     protected void onCreate(Bundle savedInstanceState) {
     55         super.onCreate(savedInstanceState);
     56         setContentView(R.layout.transforms_and_animations);
     57 
     58         button1 = (Button) findViewById(R.id.button1);
     59         button2 = (Button) findViewById(R.id.button2);
     60         button3 = (Button) findViewById(R.id.button3);
     61         button1a = (Button) findViewById(R.id.button1a);
     62         button2a = (Button) findViewById(R.id.button2a);
     63         button3a = (Button) findViewById(R.id.button3a);
     64         button1b = (Button) findViewById(R.id.button1b);
     65         button2b = (Button) findViewById(R.id.button2b);
     66         button3b = (Button) findViewById(R.id.button3b);
     67         button4 = (Button) findViewById(R.id.button4);
     68         button5 = (Button) findViewById(R.id.button5);
     69         button6 = (Button) findViewById(R.id.button6);
     70         button7 = (Button) findViewById(R.id.button7);
     71         button8 = (Button) findViewById(R.id.button8);
     72         layersNoneCB = (CheckBox) findViewById(R.id.layersNoneCB);
     73         layersHardwareCB = (CheckBox) findViewById(R.id.layersHwCB);
     74         layersSoftwareCB = (CheckBox) findViewById(R.id.layersSwCB);
     75 
     76         layersNoneCB.setOnCheckedChangeListener(new CheckBox.OnCheckedChangeListener() {
     77             @Override
     78             public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
     79                 if (isChecked) {
     80                     setLayerType(View.LAYER_TYPE_NONE);
     81                     layersHardwareCB.setChecked(false);
     82                     layersSoftwareCB.setChecked(false);
     83                 }
     84             }
     85         });
     86 
     87         layersSoftwareCB.setOnCheckedChangeListener(new CheckBox.OnCheckedChangeListener() {
     88             @Override
     89             public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
     90                 if (isChecked) {
     91                     setLayerType(View.LAYER_TYPE_SOFTWARE);
     92                     layersHardwareCB.setChecked(false);
     93                     layersNoneCB.setChecked(false);
     94                 }
     95             }
     96         });
     97 
     98         layersHardwareCB.setOnCheckedChangeListener(new CheckBox.OnCheckedChangeListener() {
     99             @Override
    100             public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
    101                 if (isChecked) {
    102                     setLayerType(View.LAYER_TYPE_HARDWARE);
    103                     layersNoneCB.setChecked(false);
    104                     layersSoftwareCB.setChecked(false);
    105                 }
    106             }
    107         });
    108 
    109         button1a.setAlpha(.5f);
    110         button2a.setAlpha(.5f);
    111         button3a.setAlpha(.5f);
    112         button3.setTranslationX(50);
    113         button7.setTranslationX(50);
    114         button8.setTranslationX(50);
    115 
    116         final AlphaAnimation alphaAnim = new AlphaAnimation(1, 0);
    117         alphaAnim.setDuration(1000);
    118         alphaAnim.setRepeatCount(Animation.INFINITE);
    119         alphaAnim.setRepeatMode(Animation.REVERSE);
    120 
    121         final TranslateAnimation transAnim = new TranslateAnimation(0, -50, 0, 0);
    122         transAnim.setDuration(1000);
    123         transAnim.setRepeatCount(Animation.INFINITE);
    124         transAnim.setRepeatMode(Animation.REVERSE);
    125 
    126         getWindow().getDecorView().postDelayed(new Runnable() {
    127             @Override
    128             public void run() {
    129                 button1.startAnimation(alphaAnim);
    130                 button2.startAnimation(alphaAnim);
    131                 button3.startAnimation(alphaAnim);
    132 
    133                 button1a.startAnimation(alphaAnim);
    134                 button2a.startAnimation(alphaAnim);
    135                 button3a.startAnimation(alphaAnim);
    136 
    137                 button1b.startAnimation(alphaAnim);
    138                 button2b.startAnimation(alphaAnim);
    139                 button3b.startAnimation(alphaAnim);
    140                 startAnimator(button1b);
    141                 startAnimator(button2b);
    142                 startAnimator(button3b);
    143 
    144                 button7.startAnimation(transAnim);
    145                 button8.startAnimation(transAnim);
    146             }
    147         }, 2000);
    148     }
    149 
    150     private void setLayerType(int layerType) {
    151         button1.setLayerType(layerType, null);
    152         button2.setLayerType(layerType, null);
    153         button3.setLayerType(layerType, null);
    154         button1a.setLayerType(layerType, null);
    155         button2a.setLayerType(layerType, null);
    156         button3a.setLayerType(layerType, null);
    157         button1b.setLayerType(layerType, null);
    158         button2b.setLayerType(layerType, null);
    159         button3b.setLayerType(layerType, null);
    160         button4.setLayerType(layerType, null);
    161         button5.setLayerType(layerType, null);
    162         button6.setLayerType(layerType, null);
    163         button7.setLayerType(layerType, null);
    164         button8.setLayerType(layerType, null);
    165     }
    166 
    167     private void startAnimator(View target) {
    168         ObjectAnimator anim1b = ObjectAnimator.ofFloat(target, View.ALPHA, 0);
    169         anim1b.setRepeatCount(ValueAnimator.INFINITE);
    170         anim1b.setRepeatMode(ValueAnimator.REVERSE);
    171         anim1b.setDuration(1000);
    172         anim1b.start();
    173     }
    174 
    175     public static class MyLayout extends LinearLayout {
    176 
    177         public MyLayout(Context context) {
    178             super(context);
    179             setStaticTransformationsEnabled(true);
    180         }
    181 
    182         public MyLayout(Context context, AttributeSet attrs) {
    183             super(context, attrs);
    184             setStaticTransformationsEnabled(true);
    185         }
    186 
    187         public MyLayout(Context context, AttributeSet attrs, int defStyle) {
    188             super(context, attrs, defStyle);
    189             setStaticTransformationsEnabled(true);
    190         }
    191 
    192         @Override
    193         protected boolean getChildStaticTransformation(View child, Transformation t) {
    194             t.clear();
    195             t.setAlpha(.35f);
    196 
    197             return true;
    198         }
    199     }
    200 }
    201 
    202