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.quickstep.util; 17 18 import static com.android.quickstep.SysUINavigationMode.Mode.NO_BUTTON; 19 20 import android.view.Surface; 21 22 import com.android.launcher3.util.DefaultDisplay; 23 import com.android.quickstep.SysUINavigationMode; 24 25 /** 26 * Utility class to check nav bar position. 27 */ 28 public class NavBarPosition { 29 30 private final SysUINavigationMode.Mode mMode; 31 private final int mDisplayRotation; 32 NavBarPosition(SysUINavigationMode.Mode mode, DefaultDisplay.Info info)33 public NavBarPosition(SysUINavigationMode.Mode mode, DefaultDisplay.Info info) { 34 mMode = mode; 35 mDisplayRotation = info.rotation; 36 } 37 NavBarPosition(SysUINavigationMode.Mode mode, int displayRotation)38 public NavBarPosition(SysUINavigationMode.Mode mode, int displayRotation) { 39 mMode = mode; 40 mDisplayRotation = displayRotation; 41 } 42 isRightEdge()43 public boolean isRightEdge() { 44 return mMode != NO_BUTTON && mDisplayRotation == Surface.ROTATION_90; 45 } 46 isLeftEdge()47 public boolean isLeftEdge() { 48 return mMode != NO_BUTTON && mDisplayRotation == Surface.ROTATION_270; 49 } 50 getRotation()51 public float getRotation() { 52 return isLeftEdge() ? 90 : (isRightEdge() ? -90 : 0); 53 } 54 } 55