| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.android.test.uibench; |
| |
| import android.animation.ObjectAnimator; |
| import android.animation.ValueAnimator; |
| import android.content.Context; |
| import android.graphics.Canvas; |
| import android.graphics.Color; |
| import android.os.Bundle; |
| import android.support.annotation.ColorInt; |
| import android.support.v7.app.AppCompatActivity; |
| import android.util.AttributeSet; |
| import android.view.View; |
| import android.view.ViewGroup; |
| |
| /** |
| * Tests invalidation performance by invalidating a large number of easily rendered views, |
| */ |
| public class InvalidateActivity extends AppCompatActivity { |
| private static class ColorView extends View { |
| @ColorInt |
| public int mColor; |
| |
| public ColorView(Context context, AttributeSet attrs) { |
| super(context, attrs); |
| } |
| |
| public void setColor(@ColorInt int color) { |
| mColor = color; |
| invalidate(); |
| } |
| |
| @Override |
| protected void onDraw(Canvas canvas) { |
| canvas.drawColor(mColor); |
| } |
| } |
| |
| private ColorView[][] mColorViews; |
| |
| @SuppressWarnings("unused") |
| public void setColorValue(int colorValue) { |
| @ColorInt int a = Color.rgb(colorValue, 255 - colorValue, 255); |
| @ColorInt int b = Color.rgb(255, colorValue, 255 - colorValue); |
| for (int y = 0; y < mColorViews.length; y++) { |
| for (int x = 0; x < mColorViews[y].length; x++) { |
| mColorViews[y][x].setColor((x + y) % 2 == 0 ? a : b); |
| } |
| } |
| } |
| |
| @Override |
| protected void onCreate(Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| setContentView(R.layout.activity_invalidate); |
| |
| ViewGroup root = (ViewGroup) findViewById(R.id.invalidate_root); |
| for (int y = 0; y < root.getChildCount(); y++) { |
| ViewGroup row = (ViewGroup) root.getChildAt(y); |
| if (mColorViews == null) { |
| mColorViews = new ColorView[root.getChildCount()][row.getChildCount()]; |
| } |
| |
| for (int x = 0; x < row.getChildCount(); x++) { |
| mColorViews[y][x] = (ColorView) row.getChildAt(x); |
| } |
| } |
| |
| ObjectAnimator animator = ObjectAnimator.ofInt(this, "colorValue", 0, 255); |
| animator.setRepeatMode(ValueAnimator.REVERSE); |
| animator.setRepeatCount(ValueAnimator.INFINITE); |
| animator.start(); |
| } |
| } |