| /* |
| * Copyright (C) 2016 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.graphics.Color; |
| import android.os.Bundle; |
| import androidx.appcompat.app.AppCompatActivity; |
| import android.view.ViewGroup; |
| import android.widget.LinearLayout; |
| |
| import java.util.ArrayList; |
| |
| /** |
| * Tests invalidation/record performance by invalidating a large number of easily rendered |
| * nested views. |
| */ |
| public class InvalidateTreeActivity extends AppCompatActivity { |
| private final ArrayList<LinearLayout> mLayouts = new ArrayList<>(); |
| |
| private int mColorToggle = 0; |
| |
| private void createQuadTree(LinearLayout parent, int remainingDepth) { |
| mLayouts.add(parent); |
| if (remainingDepth <= 0) { |
| mColorToggle = (mColorToggle + 1) % 4; |
| parent.setBackgroundColor((mColorToggle < 2) ? Color.RED : Color.BLUE); |
| return; |
| } |
| |
| boolean vertical = remainingDepth % 2 == 0; |
| parent.setOrientation(vertical ? LinearLayout.VERTICAL : LinearLayout.HORIZONTAL); |
| |
| for (int i = 0; i < 2; i++) { |
| LinearLayout child = new LinearLayout(this); |
| // vertical: match parent in x axis, horizontal: y axis. |
| parent.addView(child, new LinearLayout.LayoutParams( |
| (vertical ? ViewGroup.LayoutParams.MATCH_PARENT : 0), |
| (vertical ? 0 : ViewGroup.LayoutParams.MATCH_PARENT), |
| 1.0f)); |
| |
| createQuadTree(child, remainingDepth - 1); |
| } |
| } |
| |
| @SuppressWarnings("unused") |
| public void setIgnoredValue(int ignoredValue) { |
| for (int i = 0; i < mLayouts.size(); i++) { |
| mLayouts.get(i).invalidate(); |
| } |
| } |
| |
| @Override |
| protected void onCreate(Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| LinearLayout root = new LinearLayout(this); |
| createQuadTree(root, 8); |
| setContentView(root); |
| |
| ObjectAnimator animator = ObjectAnimator.ofInt(this, "ignoredValue", 0, 1000); |
| animator.setRepeatMode(ValueAnimator.REVERSE); |
| animator.setRepeatCount(ValueAnimator.INFINITE); |
| animator.start(); |
| } |
| } |