1 /* 2 * Copyright (C) 2023 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 17 package com.android.server.display; 18 19 import java.util.ArrayDeque; 20 21 22 /** 23 * Represents High Brightness Mode metadata associated 24 * with a specific display. 25 * Required for separately storing data like time information, 26 * and related events when display was in HBM mode per display. 27 */ 28 class HighBrightnessModeMetadata { 29 /** 30 * Queue of previous HBM-events ordered from most recent to least recent. 31 * Meant to store only the events that fall into the most recent 32 * {@link HighBrightnessModeData#timeWindowMillis mHbmData.timeWindowMillis}. 33 */ 34 private final ArrayDeque<HbmEvent> mEvents = new ArrayDeque<>(); 35 36 /** 37 * If HBM is currently running, this is the start time for the current HBM session. 38 */ 39 private long mRunningStartTimeMillis = -1; 40 getRunningStartTimeMillis()41 public long getRunningStartTimeMillis() { 42 return mRunningStartTimeMillis; 43 } 44 setRunningStartTimeMillis(long setTime)45 public void setRunningStartTimeMillis(long setTime) { 46 mRunningStartTimeMillis = setTime; 47 } 48 getHbmEventQueue()49 public ArrayDeque<HbmEvent> getHbmEventQueue() { 50 return mEvents; 51 } 52 addHbmEvent(HbmEvent hbmEvent)53 public void addHbmEvent(HbmEvent hbmEvent) { 54 mEvents.addFirst(hbmEvent); 55 } 56 } 57 58