1 /* 2 * Copyright (C) 2018 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.tv.ui; 18 19 /** API to play pause and set the volume of a TunableTvView */ 20 public interface TunableTvViewPlayingApi { 21 22 boolean isPlaying(); 23 24 void setStreamVolume(float volume); 25 26 void setTimeShiftListener(TimeShiftListener listener); 27 28 boolean isTimeShiftAvailable(); 29 30 void timeshiftPlay(); 31 32 void timeshiftPause(); 33 34 void timeshiftRewind(int speed); 35 36 void timeshiftFastForward(int speed); 37 38 void timeshiftSeekTo(long timeMs); 39 40 long timeshiftGetCurrentPositionMs(); 41 42 /** Used to receive the time-shift events. */ 43 abstract class TimeShiftListener { 44 /** 45 * Called when the availability of the time-shift for the current channel has been changed. 46 * It should be guaranteed that this is called only when the availability is really changed. 47 */ 48 public abstract void onAvailabilityChanged(); 49 50 /** 51 * Called when the record start time has been changed. This is not called when the recorded 52 * programs is played. 53 */ 54 public abstract void onRecordStartTimeChanged(long recordStartTimeMs); 55 } 56 } 57
