1 /* 2 * Copyright (C) 2015 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.example.android.support.vectordrawable.app; 18 19 import android.animation.ObjectAnimator; 20 import android.app.Activity; 21 import android.content.res.Resources; 22 import android.os.Bundle; 23 import android.support.graphics.drawable.AnimatedVectorDrawableCompat; 24 import android.view.View; 25 import android.widget.Button; 26 import android.widget.LinearLayout; 27 import android.widget.ScrollView; 28 import android.widget.TextView; 29 import com.example.android.support.vectordrawable.R; 30 31 import java.text.DecimalFormat; 32 33 public class AnimatedButtonBackground extends Activity implements View.OnClickListener{ 34 private static final String LOG_TAG = "TestActivity"; 35 36 private static final String LOGCAT = "VectorDrawable1"; 37 protected int[] icon = { 38 R.drawable.animation_vector_drawable_grouping_1, 39 R.drawable.animation_vector_progress_bar, 40 R.drawable.btn_radio_on_to_off_bundle, 41 }; 42 43 44 @Override onCreate(Bundle savedInstanceState)45 protected void onCreate(Bundle savedInstanceState) { 46 ObjectAnimator oa = new ObjectAnimator(); 47 super.onCreate(savedInstanceState); 48 ScrollView scrollView = new ScrollView(this); 49 LinearLayout container = new LinearLayout(this); 50 scrollView.addView(container); 51 container.setOrientation(LinearLayout.VERTICAL); 52 Resources res = this.getResources(); 53 container.setBackgroundColor(0xFF888888); 54 AnimatedVectorDrawableCompat []d = new AnimatedVectorDrawableCompat[icon.length]; 55 long time = android.os.SystemClock.currentThreadTimeMillis(); 56 for (int i = 0; i < icon.length; i++) { 57 d[i] = AnimatedVectorDrawableCompat.create(this, icon[i]); 58 } 59 time = android.os.SystemClock.currentThreadTimeMillis()-time; 60 TextView t = new TextView(this); 61 DecimalFormat df = new DecimalFormat("#.##"); 62 t.setText("avgL=" + df.format(time / (icon.length)) + " ms"); 63 container.addView(t); 64 65 addDrawableButtons(container, d); 66 67 // Now test constant state and mutate a bit. 68 if (d[0].getConstantState() != null) { 69 AnimatedVectorDrawableCompat[] copies = new AnimatedVectorDrawableCompat[3]; 70 copies[0] = (AnimatedVectorDrawableCompat) d[0].getConstantState().newDrawable(); 71 copies[1] = (AnimatedVectorDrawableCompat) d[0].getConstantState().newDrawable(); 72 copies[2] = (AnimatedVectorDrawableCompat) d[0].getConstantState().newDrawable(); 73 copies[0].setAlpha(128); 74 75 // Expect to see the copies[0, 1] are showing alpha 128, and [2] are showing 255. 76 copies[2].mutate(); 77 copies[2].setAlpha(255); 78 79 addDrawableButtons(container, copies); 80 } 81 82 setContentView(scrollView); 83 } 84 addDrawableButtons(LinearLayout container, AnimatedVectorDrawableCompat[] d)85 private void addDrawableButtons(LinearLayout container, AnimatedVectorDrawableCompat[] d) { 86 for (int i = 0; i < d.length; i++) { 87 Button button = new Button(this); 88 button.setWidth(200); 89 button.setHeight(200); 90 button.setBackgroundDrawable(d[i]); 91 container.addView(button); 92 button.setOnClickListener(this); 93 } 94 } 95 96 @Override onClick(View v)97 public void onClick(View v) { 98 AnimatedVectorDrawableCompat d = (AnimatedVectorDrawableCompat) v.getBackground(); 99 d.start(); 100 } 101 } 102