| /* |
| * Copyright (C) 2014 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.systemui.recents; |
| |
| import android.graphics.Rect; |
| |
| /* Common code */ |
| public class Utilities { |
| public static final Rect tmpRect = new Rect(); |
| public static final Rect tmpRect2 = new Rect(); |
| |
| /** Scales a rect about its centroid */ |
| public static void scaleRectAboutCenter(Rect r, float scale) { |
| if (scale != 1.0f) { |
| int cx = r.centerX(); |
| int cy = r.centerY(); |
| r.offset(-cx, -cy); |
| r.left = (int) (r.left * scale + 0.5f); |
| r.top = (int) (r.top * scale + 0.5f); |
| r.right = (int) (r.right * scale + 0.5f); |
| r.bottom = (int) (r.bottom * scale + 0.5f); |
| r.offset(cx, cy); |
| } |
| } |
| } |