Kevin Neas | 0972c262 | 2015-11-12 12:17:26 -0800 | [diff] [blame] | 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 | package com.android.test.uibench; |
| 17 | |
| 18 | import android.animation.ObjectAnimator; |
| 19 | import android.animation.ValueAnimator; |
| 20 | import android.content.Context; |
| 21 | import android.graphics.Canvas; |
| 22 | import android.graphics.Color; |
| 23 | import android.os.Bundle; |
| 24 | import android.support.annotation.ColorInt; |
| 25 | import android.support.v7.app.AppCompatActivity; |
| 26 | import android.util.AttributeSet; |
| 27 | import android.view.View; |
| 28 | import android.view.ViewGroup; |
| 29 | |
| 30 | /** |
| 31 | * Tests invalidation performance by invalidating a large number of easily rendered views, |
| 32 | */ |
| 33 | public class InvalidateActivity extends AppCompatActivity { |
| 34 | public static class ColorView extends View { |
| 35 | @ColorInt |
| 36 | public int mColor; |
| 37 | |
| 38 | public ColorView(Context context, AttributeSet attrs) { |
| 39 | super(context, attrs); |
| 40 | } |
| 41 | |
| 42 | public void setColor(@ColorInt int color) { |
| 43 | mColor = color; |
| 44 | invalidate(); |
| 45 | } |
| 46 | |
| 47 | @Override |
| 48 | protected void onDraw(Canvas canvas) { |
| 49 | canvas.drawColor(mColor); |
| 50 | } |
| 51 | } |
| 52 | |
| 53 | ColorView[][] mColorViews; |
| 54 | |
| 55 | @SuppressWarnings("unused") |
| 56 | public void setColorValue(int colorValue) { |
| 57 | @ColorInt int a = Color.rgb(colorValue, 255 - colorValue, 255); |
| 58 | @ColorInt int b = Color.rgb(255, colorValue, 255 - colorValue); |
| 59 | for (int y = 0; y < mColorViews.length; y++) { |
| 60 | for (int x = 0; x < mColorViews[y].length; x++) { |
| 61 | mColorViews[y][x].setColor((x + y) % 2 == 0 ? a : b); |
| 62 | } |
| 63 | } |
| 64 | } |
| 65 | |
| 66 | @Override |
| 67 | protected void onCreate(Bundle savedInstanceState) { |
| 68 | super.onCreate(savedInstanceState); |
| 69 | setContentView(R.layout.activity_invalidate); |
| 70 | |
| 71 | ViewGroup root = (ViewGroup) findViewById(R.id.invalidate_root); |
| 72 | for (int y = 0; y < root.getChildCount(); y++) { |
| 73 | ViewGroup row = (ViewGroup) root.getChildAt(y); |
| 74 | if (mColorViews == null) { |
| 75 | mColorViews = new ColorView[root.getChildCount()][row.getChildCount()]; |
| 76 | } |
| 77 | |
| 78 | for (int x = 0; x < row.getChildCount(); x++) { |
| 79 | mColorViews[y][x] = (ColorView) row.getChildAt(x); |
| 80 | } |
| 81 | } |
| 82 | |
| 83 | ObjectAnimator animator = ObjectAnimator.ofInt(this, "colorValue", 0, 255); |
| 84 | animator.setRepeatMode(ValueAnimator.REVERSE); |
| 85 | animator.setRepeatCount(ValueAnimator.INFINITE); |
| 86 | animator.start(); |
| 87 | } |
| 88 | } |