951 lines
25 KiB
C#
951 lines
25 KiB
C#
using UnityEngine;
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using System.Collections;
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using System.Runtime.InteropServices;
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using System.Collections.Generic;
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using System;
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namespace WeChatWASM
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{
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/// <summary>
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/// 音频类，详见 https://developers.weixin.qq.com/minigame/dev/api/media/audio/InnerAudioContext.html
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/// </summary>
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public class WXInnerAudioContext
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{
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public Hashtable ht = new Hashtable();
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#region C#调用JS桥接方法
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#if UNITY_WEBGL
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[DllImport("__Internal")]
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#endif
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private static extern void WXInnerAudioContextSetBool(string id,string key, bool value);
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#if UNITY_WEBGL
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[DllImport("__Internal")]
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#endif
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private static extern void WXInnerAudioContextSetString(string id,string key, string value);
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#if UNITY_WEBGL
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[DllImport("__Internal")]
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#endif
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private static extern void WXInnerAudioContextSetFloat(string id,string key, float value);
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#if UNITY_WEBGL
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[DllImport("__Internal")]
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#endif
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private static extern float WXInnerAudioContextGetFloat(string id, string key);
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#if UNITY_WEBGL
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[DllImport("__Internal")]
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#endif
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private static extern bool WXInnerAudioContextGetBool(string id, string key);
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#if UNITY_WEBGL
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[DllImport("__Internal")]
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#endif
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private static extern void WXInnerAudioContextPlay(string id);
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#if UNITY_WEBGL
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[DllImport("__Internal")]
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#endif
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private static extern void WXInnerAudioContextPause(string id);
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#if UNITY_WEBGL
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[DllImport("__Internal")]
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#endif
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private static extern void WXInnerAudioContextStop(string id);
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#if UNITY_WEBGL
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[DllImport("__Internal")]
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#endif
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private static extern void WXInnerAudioContextSeek(string id, float position);
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#if UNITY_WEBGL
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[DllImport("__Internal")]
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#endif
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private static extern void WXInnerAudioContextDestroy(string id);
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#if UNITY_WEBGL
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[DllImport("__Internal")]
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#endif
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private static extern void WXInnerAudioContextAddListener(string id, string key);
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#if UNITY_WEBGL
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[DllImport("__Internal")]
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#endif
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private static extern void WXInnerAudioContextRemoveListener(string id, string key);
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#endregion
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private bool _autoplay = false;
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private bool _loop = false;
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private string _src = "";
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private float _startTime = 0;
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private float _volume = 1;
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private float _oldVolume = 1;
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private float _playbackRate = 1;
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private bool _isPlaying = false;
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private bool isWaiting = false;
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private bool isWaitingPlay = false;
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private bool isWaitingStop = false;
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private bool isWaitingPause = false;
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private Action _onCanplay;
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private Action _onPlay;
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private Action _onPause;
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private Action _onStop;
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private Action _onEnded;
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private Action _onTimeUpdate;
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private Action _onError;
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private Action _onWaiting;
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private Action _onSeeking;
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private Action _onSeeked;
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#if UNITY_WEBGL && !UNITY_EDITOR
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private static readonly bool isWebGLPlayer = true;
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#else
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private static readonly bool isWebGLPlayer = false;
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#endif
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public static Dictionary<string, WXInnerAudioContext> Dict = new Dictionary<string, WXInnerAudioContext>();
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public string instanceId;
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public WXInnerAudioContext(string id, InnerAudioContextParam param)
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{
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instanceId = id;
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_src = param.src;
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_autoplay = param.autoplay;
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_startTime = param.startTime;
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_volume = param.volume;
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_oldVolume = _volume;
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_loop = param.loop;
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_playbackRate = param.playbackRate;
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Dict.Add(id, this);
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OnPlay(()=> {
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_isPlaying = true;
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});
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OnEnded(()=> {
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_isPlaying = false;
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});
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OnPause(()=> {
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_isPlaying = false;
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});
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OnStop(()=> {
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_isPlaying = false;
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});
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#if UNITY_EDITOR
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_isPlaying = autoplay;
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#endif
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}
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/// <summary>
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/// 内部函数,请不要调用
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/// </summary>
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/// <param name="key"></param>
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public void _HandleCallBack(string key)
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{
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switch (key){
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case "onCanplay":
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_onCanplay?.Invoke();
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break;
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case "onPlay":
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_onPlay?.Invoke();
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break;
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case "onPause":
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_onPause?.Invoke();
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break;
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case "onStop":
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_onStop?.Invoke();
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break;
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case "onEnded":
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_onEnded?.Invoke();
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break;
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case "onTimeUpdate":
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_onTimeUpdate?.Invoke();
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break;
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case "onError":
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_onError?.Invoke();
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break;
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case "onWaiting":
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_onWaiting?.Invoke();
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break;
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case "onSeeking":
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_onSeeking?.Invoke();
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break;
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case "onSeeked":
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_onSeeked?.Invoke();
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break;
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}
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}
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/// <summary>
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/// 是否自动开始播放，默认为 false
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/// </summary>
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public bool autoplay
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{
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get
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{
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return _autoplay;
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}
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set
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{
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if (!isWebGLPlayer)
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{
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ht["autoplay"] = value;
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}
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else {
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WXInnerAudioContextSetBool(instanceId, "autoplay", value);
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}
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_autoplay = value;
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}
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}
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/// <summary>
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/// 音频资源的地址，用于直接播放。可以设置为网络地址，或者unity中的本地路径如 Assets/xx.wav，运行时会自动和配置的音频地址前缀做拼接得到最终线上地址
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/// </summary>
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public string src
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{
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get
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{
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return _src;
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}
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set
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{
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if (!isWebGLPlayer)
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{
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ht["src"] = value;
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}
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else {
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WXInnerAudioContextSetString(instanceId, "src", value);
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}
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_src = value;
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}
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}
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/// <summary>
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/// 开始播放的位置（单位：s），默认为 0
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/// </summary>
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public float startTime
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{
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get
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{
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return _startTime;
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}
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set
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{
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if (!isWebGLPlayer)
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{
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ht["startTime"] = value;
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}
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else {
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WXInnerAudioContextSetFloat(instanceId, "startTime", value);
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}
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_startTime = value;
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}
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}
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/// <summary>
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/// 是否循环播放，默认为 false
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/// </summary>
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public bool loop
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{
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get
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{
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return _loop;
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}
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set
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{
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if (!isWebGLPlayer)
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{
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ht["loop"] = value;
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}
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else {
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WXInnerAudioContextSetBool(instanceId, "loop", value);
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}
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_loop = value;
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}
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}
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/// <summary>
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/// 音量。范围 0~1。默认为 1
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/// </summary>
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public float volume
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{
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get
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{
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return _volume;
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}
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set
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{
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if (!isWebGLPlayer)
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{
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ht["volume"] = value;
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}
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else {
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if (!isWaiting) {
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isWaiting = true;
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WXSDKManagerHandler.Instance.StartCoroutine(DoSetVolume());
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}
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}
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_oldVolume = value;
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_volume = value;
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}
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}
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IEnumerator DoSetVolume()
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{
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//这里unity音频音量设置太频繁，延迟0.5秒后再执行
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yield return new WaitForSeconds(0.5f);
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WXInnerAudioContextSetFloat(instanceId, "volume", _volume);
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isWaiting = false;
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}
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/// <summary>
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/// 静音，静音时将音量设置为 0，取消静音则恢复原来的音量
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/// </summary>
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public bool mute
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{
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get
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{
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return _volume == 0;
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}
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set
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{
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if (!isWebGLPlayer)
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{
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ht["volume"] = value ? 0 : _oldVolume;
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}
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else
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{
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WXInnerAudioContextSetFloat(instanceId, "volume", value ? 0 : _oldVolume);
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}
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_volume = value ? 0 : _oldVolume;
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}
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}
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/// <summary>
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/// 播放速度。范围 0.5-2.0，默认为 1。（Android 需要 6 及以上版本）
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/// </summary>
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public float playbackRate
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{
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get
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{
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return _playbackRate;
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}
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set
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{
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if (!isWebGLPlayer)
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{
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ht["playbackRate"] = value;
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}
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else {
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WXInnerAudioContextSetFloat(instanceId, "playbackRate", value);
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}
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_playbackRate = value;
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}
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}
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/// <summary>
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/// 当前音频的长度（单位 s）。只有在当前有合法的 src 时返回（只读）
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/// </summary>
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public float duration
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{
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get
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{
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if (!isWebGLPlayer) {
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var v = ht["duration"];
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if (v == null)
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{
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v = 0f;
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}
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return (float)v;
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}
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return WXInnerAudioContextGetFloat(instanceId, "duration");
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}
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}
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/// <summary>
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/// 当前音频的播放位置（单位 s）。只有在当前有合法的 src 时返回，时间保留小数点后 6 位（只读）
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/// </summary>
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public float currentTime
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{
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get
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{
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if (!isWebGLPlayer)
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{
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var v = ht["currentTime"];
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if (v == null)
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{
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v = 0f;
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}
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return (float)v;
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}
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return WXInnerAudioContextGetFloat(instanceId, "currentTime");
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}
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}
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/// <summary>
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/// 当前音频的播放位置（单位 s）。只有在当前有合法的 src 时返回，时间保留小数点后 6 位（只读）
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/// </summary>
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public float buffered
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{
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get
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{
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if(!isWebGLPlayer)
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{
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var v = ht["buffered"];
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if (v == null)
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{
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v = 0f;
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}
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return (float)v;
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}
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return WXInnerAudioContextGetFloat(instanceId, "buffered");
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}
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}
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/// <summary>
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/// 当前是是否暂停或停止状态（只读）
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/// </summary>
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public bool paused
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{
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get
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{
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if (!isWebGLPlayer) {
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var v = ht["paused"];
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if (v == null)
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{
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v = false;
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}
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return (bool)v;
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}
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return WXInnerAudioContextGetBool(instanceId, "paused");
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}
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}
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public bool isPlaying
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{
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get
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{
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return _isPlaying;
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}
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}
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/// <summary>
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/// 播放
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/// </summary>
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public void Play()
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{
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if (isWebGLPlayer)
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{
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if (!isWaitingPlay)
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{
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isWaitingPlay = true;
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WXSDKManagerHandler.Instance.StartCoroutine(DoPlay());
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}
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return;
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}
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Debug.Log(_src + " 音频播放了，这里就不真的播放了。");
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ht["paused"] = false;
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_HandleCallBack("onPlay");
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}
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IEnumerator DoPlay()
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{
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//这里unity音频调用太频繁，延迟0.1秒后再执行
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yield return new WaitForSeconds(0.1f);
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WXInnerAudioContextPlay(instanceId);
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isWaitingPlay = false;
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}
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/// <summary>
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/// 暂停。暂停后的音频再播放会从暂停处开始播放
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/// </summary>
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public void Pause()
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{
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if (isWebGLPlayer)
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{
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if (!isWaitingPause)
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{
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isWaitingPause = true;
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WXSDKManagerHandler.Instance.StartCoroutine(DoPause());
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}
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return;
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}
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Debug.Log(_src + " 音频暂停了");
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ht["paused"] = true;
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_HandleCallBack("onPause");
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}
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IEnumerator DoPause()
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{
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//这里unity音频调用太频繁，延迟0.1秒后再执行
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yield return new WaitForSeconds(0.1f);
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WXInnerAudioContextPause(instanceId);
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isWaitingPause = false;
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}
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/// <summary>
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/// 停止。停止后的音频再播放会从头开始播放。
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/// </summary>
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public void Stop()
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{
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if (isWebGLPlayer)
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{
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if (!isWaitingStop)
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{
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isWaitingStop = true;
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WXSDKManagerHandler.Instance.StartCoroutine(DoStop());
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}
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return;
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}
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Debug.Log(_src + " 音频停止了");
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ht["paused"] = false;
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_HandleCallBack("onStop");
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}
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IEnumerator DoStop()
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{
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//这里unity音频调用太频繁，延迟0.1秒后再执行
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yield return new WaitForSeconds(0.1f);
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WXInnerAudioContextStop(instanceId);
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isWaitingStop = false;
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}
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/// <summary>
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/// 跳转到指定位置
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/// </summary>
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public void Seek(float position)
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{
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if (isWebGLPlayer)
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{
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WXInnerAudioContextSeek(instanceId, position);
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return;
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}
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Debug.Log(_src + " 音频跳转播放");
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}
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/// <summary>
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/// 销毁当前实例
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/// </summary>
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public void Destroy()
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{
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if (isWebGLPlayer)
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{
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WXInnerAudioContextDestroy(instanceId);
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}
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else {
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Debug.Log(_src + " 音频销毁！");
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}
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Dict.Remove(instanceId);
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}
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/// <summary>
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/// 监听音频进入可以播放状态的事件。但不保证后面可以流畅播放
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/// </summary>
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public void OnCanplay(Action action)
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{
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if (_onCanplay == null)
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{
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if (isWebGLPlayer) {
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WXInnerAudioContextAddListener(instanceId, "onCanplay");
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}
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}
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_onCanplay += action;
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}
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/// <summary>
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/// 监听音频进入可以播放状态的事件。但不保证后面可以流畅播放,action 为空表示移除全部事件监听
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/// </summary>
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public void OffCanplay(Action action = null)
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{
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if (action == null)
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{
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_onCanplay = null;
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}
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else
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{
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_onCanplay -= action;
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}
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if (_onCanplay == null)
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{
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if (isWebGLPlayer)
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{
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WXInnerAudioContextRemoveListener(instanceId, "offCanplay");
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}
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}
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}
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/// <summary>
|
||
/// 监听音频播放事件
|
||
/// </summary>
|
||
public void OnPlay(Action action)
|
||
{
|
||
|
||
if (_onPlay == null)
|
||
{
|
||
if (isWebGLPlayer)
|
||
{
|
||
WXInnerAudioContextAddListener(instanceId, "onPlay");
|
||
}
|
||
}
|
||
_onPlay += action;
|
||
}
|
||
|
||
/// <summary>
|
||
/// 取消监听音频播放事件,action 为空表示移除全部事件监听
|
||
/// </summary>
|
||
public void OffPlay(Action action = null)
|
||
{
|
||
if (action == null)
|
||
{
|
||
_onPlay = null;
|
||
}
|
||
else
|
||
{
|
||
_onPlay -= action;
|
||
}
|
||
if (_onPlay == null)
|
||
{
|
||
if (isWebGLPlayer)
|
||
{
|
||
WXInnerAudioContextRemoveListener(instanceId, "offPlay");
|
||
}
|
||
}
|
||
|
||
}
|
||
|
||
/// <summary>
|
||
/// 监听音频暂停事件
|
||
/// </summary>
|
||
public void OnPause(Action action)
|
||
{
|
||
|
||
if (_onPause == null)
|
||
{
|
||
if (isWebGLPlayer)
|
||
{
|
||
WXInnerAudioContextAddListener(instanceId, "onPause");
|
||
}
|
||
}
|
||
_onPause += action;
|
||
}
|
||
|
||
/// <summary>
|
||
/// 取消监听音频暂停事件,action 为空表示移除全部事件监听
|
||
/// </summary>
|
||
public void OffPause(Action action = null)
|
||
{
|
||
if (action == null)
|
||
{
|
||
_onPause = null;
|
||
}
|
||
else
|
||
{
|
||
_onPause -= action;
|
||
}
|
||
if (_onPause == null)
|
||
{
|
||
if (isWebGLPlayer)
|
||
{
|
||
WXInnerAudioContextRemoveListener(instanceId, "offPause");
|
||
}
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 监听音频暂停事件
|
||
/// </summary>
|
||
public void OnStop(Action action)
|
||
{
|
||
|
||
if (_onStop == null)
|
||
{
|
||
if (isWebGLPlayer) {
|
||
WXInnerAudioContextAddListener(instanceId, "onStop");
|
||
}
|
||
|
||
}
|
||
_onStop += action;
|
||
}
|
||
|
||
/// <summary>
|
||
/// 取消监听音频暂停事件,action 为空表示移除全部事件监听
|
||
/// </summary>
|
||
public void OffStop(Action action = null)
|
||
{
|
||
if (action == null)
|
||
{
|
||
_onStop = null;
|
||
}
|
||
else
|
||
{
|
||
_onStop -= action;
|
||
}
|
||
if (_onStop == null)
|
||
{
|
||
if (isWebGLPlayer)
|
||
{
|
||
WXInnerAudioContextRemoveListener(instanceId, "offStop");
|
||
}
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 监听音频自然播放至结束的事件
|
||
/// </summary>
|
||
public void OnEnded(Action action)
|
||
{
|
||
|
||
if (_onEnded == null)
|
||
{
|
||
if (isWebGLPlayer) {
|
||
WXInnerAudioContextAddListener(instanceId, "onEnded");
|
||
}
|
||
|
||
}
|
||
_onEnded += action;
|
||
}
|
||
|
||
/// <summary>
|
||
/// 取消监听音频自然播放至结束的事件,action 为空表示移除全部事件监听
|
||
/// </summary>
|
||
public void OffEnded(Action action = null)
|
||
{
|
||
if (action == null)
|
||
{
|
||
_onEnded = null;
|
||
}
|
||
else
|
||
{
|
||
_onEnded -= action;
|
||
}
|
||
if (_onEnded == null)
|
||
{
|
||
if (isWebGLPlayer)
|
||
{
|
||
WXInnerAudioContextRemoveListener(instanceId, "offEnded");
|
||
}
|
||
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 监听音频播放进度更新事件
|
||
/// </summary>
|
||
public void OnTimeUpdate(Action action)
|
||
{
|
||
|
||
if (_onTimeUpdate == null)
|
||
{
|
||
if (isWebGLPlayer) {
|
||
WXInnerAudioContextAddListener(instanceId, "onTimeUpdate");
|
||
}
|
||
|
||
}
|
||
_onTimeUpdate += action;
|
||
}
|
||
|
||
/// <summary>
|
||
/// 取消监听音频播放进度更新事件,action 为空表示移除全部事件监听
|
||
/// </summary>
|
||
public void OffTimeUpdate(Action action = null)
|
||
{
|
||
if (action == null)
|
||
{
|
||
_onTimeUpdate = null;
|
||
}
|
||
else
|
||
{
|
||
_onTimeUpdate -= action;
|
||
}
|
||
if (_onTimeUpdate == null)
|
||
{
|
||
if (isWebGLPlayer) {
|
||
WXInnerAudioContextRemoveListener(instanceId, "offTimeUpdate");
|
||
}
|
||
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 监听音频播放错误事件
|
||
/// </summary>
|
||
public void OnError(Action action)
|
||
{
|
||
|
||
if (_onError == null)
|
||
{
|
||
if (isWebGLPlayer) {
|
||
WXInnerAudioContextAddListener(instanceId, "onError");
|
||
}
|
||
|
||
}
|
||
_onError += action;
|
||
}
|
||
|
||
/// <summary>
|
||
/// 取消监听音频播放错误事件,action 为空表示移除全部事件监听
|
||
/// </summary>
|
||
public void OffError(Action action = null)
|
||
{
|
||
if (action == null)
|
||
{
|
||
_onError = null;
|
||
}
|
||
else
|
||
{
|
||
_onError -= action;
|
||
}
|
||
if (_onError == null)
|
||
{
|
||
if (isWebGLPlayer) {
|
||
WXInnerAudioContextRemoveListener(instanceId, "offError");
|
||
}
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 监听音频加载中事件。当音频因为数据不足，需要停下来加载时会触发
|
||
/// </summary>
|
||
public void OnWaiting(Action action)
|
||
{
|
||
|
||
if (_onWaiting == null)
|
||
{
|
||
if (isWebGLPlayer) {
|
||
WXInnerAudioContextAddListener(instanceId, "onWaiting");
|
||
}
|
||
|
||
}
|
||
_onWaiting += action;
|
||
}
|
||
|
||
/// <summary>
|
||
/// 取消监听音频加载中事件,action 为空表示移除全部事件监听
|
||
/// </summary>
|
||
public void OffWaiting(Action action = null)
|
||
{
|
||
if (action == null)
|
||
{
|
||
_onWaiting = null;
|
||
}
|
||
else
|
||
{
|
||
_onWaiting -= action;
|
||
}
|
||
if (_onWaiting == null)
|
||
{
|
||
if (isWebGLPlayer)
|
||
{
|
||
WXInnerAudioContextRemoveListener(instanceId, "offWaiting");
|
||
}
|
||
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 监听音频进行跳转操作的事件
|
||
/// </summary>
|
||
public void OnSeeking(Action action)
|
||
{
|
||
|
||
if (_onSeeking == null && isWebGLPlayer)
|
||
{
|
||
WXInnerAudioContextAddListener(instanceId, "onSeeking");
|
||
}
|
||
_onSeeking += action;
|
||
}
|
||
|
||
/// <summary>
|
||
/// 取消监听音频进行跳转操作的事件,action 为空表示移除全部事件监听
|
||
/// </summary>
|
||
public void OffSeeking(Action action = null)
|
||
{
|
||
if (action == null)
|
||
{
|
||
_onSeeking = null;
|
||
}
|
||
else
|
||
{
|
||
_onSeeking -= action;
|
||
}
|
||
if (_onSeeking == null && isWebGLPlayer)
|
||
{
|
||
WXInnerAudioContextRemoveListener(instanceId, "offSeeking");
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 监听音频完成跳转操作的事件
|
||
/// </summary>
|
||
public void OnSeeked(Action action)
|
||
{
|
||
|
||
if (_onSeeked == null && isWebGLPlayer)
|
||
{
|
||
WXInnerAudioContextAddListener(instanceId, "onSeeked");
|
||
}
|
||
_onSeeked += action;
|
||
}
|
||
|
||
/// <summary>
|
||
/// 取消监听音频完成跳转操作的事件,action 为空表示移除全部事件监听
|
||
/// </summary>
|
||
public void OffSeeked(Action action = null)
|
||
{
|
||
if (action == null)
|
||
{
|
||
_onSeeked = null;
|
||
}
|
||
else
|
||
{
|
||
_onSeeked -= action;
|
||
}
|
||
if (_onSeeked == null && isWebGLPlayer)
|
||
{
|
||
WXInnerAudioContextRemoveListener(instanceId, "offSeeked");
|
||
}
|
||
}
|
||
|
||
}
|
||
}
|