Jplayer.as | searchcode

/mod3Airway/js/Jplayer.as

https://github.com/davemerwin/orcas-firstaid-animations
ActionScript | 380 lines | 322 code | 35 blank | 23 comment | 46 complexity | a3b65501ef9eb2a8ba1f4d2235702412 MD5 | raw file

/*

 * jPlayer Plugin for jQuery JavaScript Library

 * http://www.happyworm.com/jquery/jplayer

 *

 * Copyright (c) 2009 - 2010 Happyworm Ltd

 * Dual licensed under the MIT and GPL licenses.

 *  - http://www.opensource.org/licenses/mit-license.php

 *  - http://www.gnu.org/copyleft/gpl.html

 *

 * Author: Mark J Panaghiston

 * Version: 2.0.0

 * Date: 20th December 2010

 *

 * FlashVars expected: (AS3 property of: loaderInfo.parameters)

 *	id: 	(URL Encoded) Id of jPlayer instance

 *	vol:	(Number) Sets the initial volume

 *	muted:	(Boolean) Sets the initial muted state

 *

 * Compiled using: Adobe Flash CS4 Professional

 * Jplayer.fla

 */



package {

	import flash.system.Security;

	import flash.external.ExternalInterface;



	import flash.utils.Timer;

	import flash.events.TimerEvent;

	

	import flash.text.TextField;

	import flash.text.TextFormat;



	import flash.events.KeyboardEvent;



	import flash.display.Sprite;

	import happyworm.jPlayer.*;



	import flash.display.StageAlign;

	import flash.display.StageScaleMode;

	import flash.events.Event;



	public class Jplayer extends Sprite {

		private var jQuery:String;

		private var sentNumberFractionDigits:uint = 2;



		public var commonStatus:JplayerStatus = new JplayerStatus(); // Used for inital ready event so volume is correct.



		private var myInitTimer:Timer = new Timer(100, 0);



		private var myMp3Player:JplayerMp3;

		private var myMp4Player:JplayerMp4;



		private var isMp3:Boolean = false;

		private var isVideo:Boolean = false;



		private var txLog:TextField;

		private var debug:Boolean = false; // Set debug to false for release compile!



		public function Jplayer() {

			flash.system.Security.allowDomain("*");



			jQuery = "jQuery('#" + loaderInfo.parameters.id + "').jPlayer";

			commonStatus.volume = Number(loaderInfo.parameters.vol);

			commonStatus.muted = Boolean(loaderInfo.parameters.muted);

			commonStatus.muted = loaderInfo.parameters.muted == "true";



			stage.scaleMode = StageScaleMode.NO_SCALE;

			stage.align = StageAlign.TOP_LEFT;

			stage.addEventListener(Event.RESIZE, resizeHandler);



			var initialVolume:Number = commonStatus.volume;

			if(commonStatus.muted) {

				initialVolume = 0;

			}

			myMp3Player = new JplayerMp3(initialVolume);

			addChild(myMp3Player);



			myMp4Player = new JplayerMp4(initialVolume);

			addChild(myMp4Player);



			setupListeners(!isMp3, isMp3); // Set up the listeners to the default isMp3 state.

			

			// Log console for dev compile option: debug

			if(debug) {

				txLog = new TextField();

				txLog.x = 5;

				txLog.y = 5;

				txLog.width = 540;

				txLog.height = 390;

				txLog.border = true;

				txLog.background = true;

				txLog.backgroundColor = 0xEEEEFF;

				txLog.multiline = true;

				txLog.text = "jPlayer " + JplayerStatus.VERSION;

				txLog.visible = false;

				this.addChild(txLog);

				this.stage.addEventListener(KeyboardEvent.KEY_UP, keyboardHandler);



				myMp3Player.addEventListener(JplayerEvent.DEBUG_MSG, debugMsgHandler);

				myMp4Player.addEventListener(JplayerEvent.DEBUG_MSG, debugMsgHandler);

			}



			// Delay init() because Firefox 3.5.7+ developed a bug with local testing in Firebug.

			myInitTimer.addEventListener(TimerEvent.TIMER, init);

			myInitTimer.start();

		}

		

		private function init(e:TimerEvent):void {

			myInitTimer.stop();

			if(ExternalInterface.available) {

				ExternalInterface.addCallback("fl_setAudio_mp3", fl_setAudio_mp3);

				ExternalInterface.addCallback("fl_setAudio_m4a", fl_setAudio_m4a);

				ExternalInterface.addCallback("fl_setVideo_m4v", fl_setVideo_m4v);

				ExternalInterface.addCallback("fl_clearMedia", fl_clearMedia);

				ExternalInterface.addCallback("fl_load", fl_load);

				ExternalInterface.addCallback("fl_play", fl_play);

				ExternalInterface.addCallback("fl_pause", fl_pause);

				ExternalInterface.addCallback("fl_play_head", fl_play_head);

				ExternalInterface.addCallback("fl_volume", fl_volume);

				ExternalInterface.addCallback("fl_mute", fl_mute);



				ExternalInterface.call(jQuery, "jPlayerFlashEvent", JplayerEvent.JPLAYER_READY, extractStatusData(commonStatus)); // See JplayerStatus() class for version number.

			}

		}

		private function setupListeners(oldMP3:Boolean, newMP3:Boolean):void {

			if(oldMP3 != newMP3) {

				if(newMP3) {

					listenToMp3(true);

					listenToMp4(false);

				} else {

					listenToMp3(false);

					listenToMp4(true);

				}

			}

		}

		private function listenToMp3(active:Boolean):void {

			if(active) {

				myMp3Player.addEventListener(JplayerEvent.JPLAYER_ERROR, jPlayerFlashEvent);

				myMp3Player.addEventListener(JplayerEvent.JPLAYER_PROGRESS, jPlayerFlashEvent);

				myMp3Player.addEventListener(JplayerEvent.JPLAYER_TIMEUPDATE, jPlayerFlashEvent);

				myMp3Player.addEventListener(JplayerEvent.JPLAYER_ENDED, jPlayerFlashEvent);

				

				myMp3Player.addEventListener(JplayerEvent.JPLAYER_PLAY, jPlayerFlashEvent);

				myMp3Player.addEventListener(JplayerEvent.JPLAYER_PAUSE, jPlayerFlashEvent);

				myMp3Player.addEventListener(JplayerEvent.JPLAYER_LOADSTART, jPlayerFlashEvent);



				myMp3Player.addEventListener(JplayerEvent.JPLAYER_SEEKING, jPlayerFlashEvent);

				myMp3Player.addEventListener(JplayerEvent.JPLAYER_SEEKED, jPlayerFlashEvent);

			} else {

				myMp3Player.removeEventListener(JplayerEvent.JPLAYER_ERROR, jPlayerFlashEvent);

				myMp3Player.removeEventListener(JplayerEvent.JPLAYER_PROGRESS, jPlayerFlashEvent);

				myMp3Player.removeEventListener(JplayerEvent.JPLAYER_TIMEUPDATE, jPlayerFlashEvent);

				myMp3Player.removeEventListener(JplayerEvent.JPLAYER_ENDED, jPlayerFlashEvent);

				

				myMp3Player.removeEventListener(JplayerEvent.JPLAYER_PLAY, jPlayerFlashEvent);

				myMp3Player.removeEventListener(JplayerEvent.JPLAYER_PAUSE, jPlayerFlashEvent);

				myMp3Player.removeEventListener(JplayerEvent.JPLAYER_LOADSTART, jPlayerFlashEvent);



				myMp3Player.removeEventListener(JplayerEvent.JPLAYER_SEEKING, jPlayerFlashEvent);

				myMp3Player.removeEventListener(JplayerEvent.JPLAYER_SEEKED, jPlayerFlashEvent);

			}

		}

		private function listenToMp4(active:Boolean):void {

			if(active) {

				myMp4Player.addEventListener(JplayerEvent.JPLAYER_ERROR, jPlayerFlashEvent);

				myMp4Player.addEventListener(JplayerEvent.JPLAYER_PROGRESS, jPlayerFlashEvent);

				myMp4Player.addEventListener(JplayerEvent.JPLAYER_TIMEUPDATE, jPlayerFlashEvent);

				myMp4Player.addEventListener(JplayerEvent.JPLAYER_ENDED, jPlayerFlashEvent);



				myMp4Player.addEventListener(JplayerEvent.JPLAYER_PLAY, jPlayerFlashEvent);

				myMp4Player.addEventListener(JplayerEvent.JPLAYER_PAUSE, jPlayerFlashEvent);

				myMp4Player.addEventListener(JplayerEvent.JPLAYER_LOADSTART, jPlayerFlashEvent);



				myMp4Player.addEventListener(JplayerEvent.JPLAYER_SEEKING, jPlayerFlashEvent);

				myMp4Player.addEventListener(JplayerEvent.JPLAYER_SEEKED, jPlayerFlashEvent);



				myMp4Player.addEventListener(JplayerEvent.JPLAYER_LOADEDMETADATA, jPlayerMetaDataHandler); // Note the unique handler

			} else {

				myMp4Player.removeEventListener(JplayerEvent.JPLAYER_ERROR, jPlayerFlashEvent);

				myMp4Player.removeEventListener(JplayerEvent.JPLAYER_PROGRESS, jPlayerFlashEvent);

				myMp4Player.removeEventListener(JplayerEvent.JPLAYER_TIMEUPDATE, jPlayerFlashEvent);

				myMp4Player.removeEventListener(JplayerEvent.JPLAYER_ENDED, jPlayerFlashEvent);



				myMp4Player.removeEventListener(JplayerEvent.JPLAYER_PLAY, jPlayerFlashEvent);

				myMp4Player.removeEventListener(JplayerEvent.JPLAYER_PAUSE, jPlayerFlashEvent);

				myMp4Player.removeEventListener(JplayerEvent.JPLAYER_LOADSTART, jPlayerFlashEvent);



				myMp4Player.removeEventListener(JplayerEvent.JPLAYER_SEEKING, jPlayerFlashEvent);

				myMp4Player.removeEventListener(JplayerEvent.JPLAYER_SEEKED, jPlayerFlashEvent);



				myMp4Player.removeEventListener(JplayerEvent.JPLAYER_LOADEDMETADATA, jPlayerMetaDataHandler); // Note the unique handler

			}

		}

		private function fl_setAudio_mp3(src:String):Boolean {

			if (src != null) {

				log("fl_setAudio_mp3: "+src);

				setupListeners(isMp3, true);

				isMp3 = true;

				isVideo = false;

				myMp4Player.clearFile();

				myMp3Player.setFile(src);

				return true;

			} else {

				log("fl_setAudio_mp3: null");

				return false;

			}

		}

		private function fl_setAudio_m4a(src:String):Boolean {

			if (src != null) {

				log("fl_setAudio_m4a: "+src);

				setupListeners(isMp3, false);

				isMp3 = false;

				isVideo = false;

				myMp3Player.clearFile();

				myMp4Player.setFile(src);

				return true;

			} else {

				log("fl_setAudio_m4a: null");

				return false;

			}

		}

		private function fl_setVideo_m4v(src:String):Boolean {

			if (src != null) {

				log("fl_setVideo_m4v: "+src);

				setupListeners(isMp3, false);

				isMp3 = false;

				isVideo = true;

				myMp3Player.clearFile();

				myMp4Player.setFile(src);

				return true;

			} else {

				log("fl_setVideo_m4v: null");

				return false;

			}

		}

		private function fl_clearMedia():void {

			log("clearMedia.");

			myMp3Player.clearFile();

			myMp4Player.clearFile();

		}

		private function fl_load():Boolean {

			log("load.");

			if(isMp3) {

				return myMp3Player.load();

			} else {

				return myMp4Player.load();

			}

		}

		private function fl_play(time:Number = NaN):Boolean {

			log("play: time = " + time);

			if(isMp3) {

				return myMp3Player.play(time * 1000); // Flash uses milliseconds

			} else {

				return myMp4Player.play(time * 1000); // Flash uses milliseconds

			}

		}

		private function fl_pause(time:Number = NaN):Boolean {

			log("pause: time = " + time);

			if(isMp3) {

				return myMp3Player.pause(time * 1000); // Flash uses milliseconds

			} else {

				return myMp4Player.pause(time * 1000); // Flash uses milliseconds

			}

		}

		private function fl_play_head(percent:Number):Boolean {

			log("play_head: "+percent+"%");

			if(isMp3) {

				return myMp3Player.playHead(percent);

			} else {

				return myMp4Player.playHead(percent);

			}

		}

		private function fl_volume(v:Number):void {

			log("volume: "+v);

			commonStatus.volume = v;

			if(!commonStatus.muted) {

				myMp3Player.setVolume(v);

				myMp4Player.setVolume(v);

			}

		}

		private function fl_mute(mute:Boolean):void {

			log("mute: "+mute);

			commonStatus.muted = mute;

			if(mute) {

				myMp3Player.setVolume(0);

				myMp4Player.setVolume(0);

			} else {

				myMp3Player.setVolume(commonStatus.volume);

				myMp4Player.setVolume(commonStatus.volume);

			}

		}

		private function jPlayerFlashEvent(e:JplayerEvent):void {

			log("jPlayer Flash Event: " + e.type + ": " + e.target);

			if(ExternalInterface.available) {

				ExternalInterface.call(jQuery, "jPlayerFlashEvent", e.type, extractStatusData(e.data));

			}

		}

		private function extractStatusData(data:JplayerStatus):Object {

			var myStatus = {

				version: JplayerStatus.VERSION,

				src: data.src,

				paused: !data.isPlaying, // Changing this name requires inverting all assignments and conditional statements.

				srcSet: data.srcSet,

				seekPercent: data.seekPercent,

				currentPercentRelative: data.currentPercentRelative,

				currentPercentAbsolute: data.currentPercentAbsolute,

				currentTime: data.currentTime / 1000, // JavaScript uses seconds

				duration: data.duration / 1000, // JavaScript uses seconds

				volume: commonStatus.volume,

				muted: commonStatus.muted

			};

			log("extractStatusData: sp="+myStatus.seekPercent+" cpr="+myStatus.currentPercentRelative+" cpa="+myStatus.currentPercentAbsolute+" ct="+myStatus.currentTime+" d="+myStatus.duration);

			return myStatus;

		}

		private function jPlayerMetaDataHandler(e:JplayerEvent):void {

			log("jPlayerMetaDataHandler:" + e.target);

			if(ExternalInterface.available) {

				resizeHandler(new Event(Event.RESIZE));

				ExternalInterface.call(jQuery, "jPlayerFlashEvent", e.type, extractStatusData(e.data));

			}

		}

		private function resizeHandler(e:Event):void {

			log("resizeHandler: stageWidth = " + stage.stageWidth + " | stageHeight = " + stage.stageHeight);



			var mediaX:Number = 0;

			var mediaY:Number = 0;

			var mediaWidth:Number = 0;

			var mediaHeight:Number = 0;



			if(stage.stageWidth > 0 && stage.stageHeight > 0 && myMp4Player.myVideo.width > 0 && myMp4Player.myVideo.height > 0) {

				var aspectRatioStage:Number = stage.stageWidth / stage.stageHeight;

				var aspectRatioVideo:Number = myMp4Player.myVideo.width / myMp4Player.myVideo.height;

				if(aspectRatioStage < aspectRatioVideo) {

					mediaWidth = stage.stageWidth;

					mediaHeight = stage.stageWidth / aspectRatioVideo;

					mediaX = 0;

					mediaY = (stage.stageHeight - mediaHeight) / 2;

				} else {

					mediaWidth = stage.stageHeight * aspectRatioVideo;

					mediaHeight = stage.stageHeight;

					mediaX = (stage.stageWidth - mediaWidth) / 2;

					mediaY = 0;

				}

				resizeEntity(myMp4Player, mediaX, mediaY, mediaWidth, mediaHeight);

			}

			if(debug && stage.stageWidth > 20 && stage.stageHeight > 20) {

				txLog.width = stage.stageWidth - 10;

				txLog.height = stage.stageHeight - 10;

			}

		}

		private function resizeEntity(entity:Sprite, mediaX:Number, mediaY:Number, mediaWidth:Number, mediaHeight:Number):void {

			entity.x = mediaX;

			entity.y = mediaY;

			entity.width = mediaWidth;

			entity.height = mediaHeight;

		}

		private function log(t):void {

			if(debug) {

				txLog.text = t + "\n" + txLog.text;

			}

		}

		private function debugMsgHandler(e:JplayerEvent):void {

			log(e.msg);

		}

		private function keyboardHandler(e:KeyboardEvent):void {

			log("keyboardHandler: e.keyCode = " + e.keyCode);

			switch(e.keyCode) {

				case 68 : // d

					txLog.visible = !txLog.visible;

					log("Toggled log display: " + txLog.visible);

					break;

				case 76 : // l

					if(e.ctrlKey && e.shiftKey) {

						txLog.text = "Cleared log.";

					}

					break;

			}

		}

	}

}