1 /* 2 * Copyright (C) 2019 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.launcher3.graphics; 17 18 import android.content.Context; 19 import android.graphics.Rect; 20 21 public abstract class RotationMode { 22 23 public static RotationMode NORMAL = new RotationMode(0) { }; 24 25 public final float surfaceRotation; 26 public final boolean isTransposed; 27 RotationMode(float surfaceRotation)28 public RotationMode(float surfaceRotation) { 29 this.surfaceRotation = surfaceRotation; 30 isTransposed = surfaceRotation != 0; 31 } 32 mapRect(Rect rect, Rect out)33 public final void mapRect(Rect rect, Rect out) { 34 mapRect(rect.left, rect.top, rect.right, rect.bottom, out); 35 } 36 mapRect(int left, int top, int right, int bottom, Rect out)37 public void mapRect(int left, int top, int right, int bottom, Rect out) { 38 out.set(left, top, right, bottom); 39 } 40 mapInsets(Context context, Rect insets, Rect out)41 public void mapInsets(Context context, Rect insets, Rect out) { 42 out.set(insets); 43 } 44 toNaturalGravity(int absoluteGravity)45 public int toNaturalGravity(int absoluteGravity) { 46 return absoluteGravity; 47 } 48 } 49