UNKNOWN_ART = '/dgplayer/resources/fallback_album_art.png'; console.log("走到DGAuroraPlayer1"); function DGAuroraPlayer(player, DGPlayer) { console.log("走到DGAuroraPlayer2"); this.player = player; this.ui = DGPlayer; DGPlayer.seekTime = 0; DGPlayer.duration = 0; DGPlayer.bufferProgress = 0; var onplay, onpause, onvolume, onformat, onbuffer, onprogress, onduration, onmetadata; DGPlayer.on('play', onplay = function() { alert() console.log(111111111111111111111111111111) player.play(); DGPlayer.state = 'playing'; }); DGPlayer.on('pause', onpause = function() { console.log(22222222222222) player.pause(); DGPlayer.state = 'paused'; }); DGPlayer.on('volume', onvolume = function(value) { console.log(1) console.log(value) player.volume = value; }); player.on('buffer', onbuffer = function(percent) { console.log(1) DGPlayer.bufferProgress = percent; }); player.on('progress', onprogress = function(time) { console.log(1) DGPlayer.seekTime = time; }); player.on('duration', onduration = function(duration) { console.log(1) DGPlayer.duration = duration; }); player.on('metadata', onmetadata = function(data) { console.log(1) DGPlayer.songTitle = data.title; DGPlayer.songArtist = data.artist; if (data.coverArt) { DGPlayer.coverArt = data.coverArt.toBlobURL(); } else { DGPlayer.coverArt = UNKNOWN_ART; } }); var originalDescription = DGPlayer.fileDescription; player.on('error', onerror = function(e) { // reset state DGPlayer.state = 'paused'; DGPlayer.duration = 0; DGPlayer.bufferProgress = 0; DGPlayer.seekTime = 0; DGPlayer.coverArt = UNKNOWN_ART; DGPlayer.songTitle = 'Unknown Title'; DGPlayer.songArtist = 'Unknown Artist'; DGPlayer.fileDescription = "Hmm. I don't recognize that format. Try another."; setTimeout(function() { console.log(1) DGPlayer.fileDescription = originalDescription; }, 3000); }); player.volume = DGPlayer.volume; player.play(); DGPlayer.state = 'playing'; this.disconnect = function() { if (player) player.stop(); DGPlayer.off('play', onplay); DGPlayer.off('pause', onpause); DGPlayer.off('volume', onvolume); player.off('buffer', onbuffer); player.off('format', onformat); player.off('progress', onprogress); player.off('duration', onduration); player.off('metadata', onmetadata); } }