Subversion Repositories wimsdev

/*

FlashSound javascript class for sonifying web pages with flash player

copyright 2001 Hayden Porter, hayden@aviarts.com

        Modified by Raymond Irving 27-Jan-2003

        This port of the FlashSound API (v1.8) will only work with DynAPI 2.9+

        For more information please see the FlashSound Quick Reference

*/

function FlashSound(swfURL,loop,autostart){

        this.DynLayer = DynLayer;

        this.DynLayer(null,-10,-10,1,1);

        // add layer to document

        dynapi.document.addChild(this);

        // instance properties

        this.playerID = this.id + "SWF";

        FlashSound.players[FlashSound.players.length] = this;

        // instance embed properties

        this.autostart = true;

        this.base = null;

        this.bgcolor = null;

        this.loop = (loop)? loop:false;

        this.src = null;

        // setup flash plugin

        this.setSWF(swfURL);   

};

/* ============== FlashSound Instance methods =============== */

/*

javascript embed ---------------------------------

embeds swf if user has a supported browser and minimum player.

script sets swf bgcolor attribute to document.bgcolor if no custom color specified.

*/

var p = dynapi.setPrototype('FlashSound','DynLayer');

p._recognizeMethod = function (objstr){

        // check for player readiness ----------------------

        // check for javascript DOM object first then check to see if any frames are loaded in maintimeline

        if(typeof(this.doc[this.playerID][objstr]) == "undefined") return false;

        else return true;

};

p._checkForInstance = function() {

        if(!FlashSound.supportedBrowser || !FlashSound.checkForMinPlayer()) return false;

        if (this.doc[this.playerID] == null) return false;

        return true;

};

// Public Methods -------------------

p.isPlayerReady = function(){

        if(!FlashSound.engage) return false;

        if(!this._checkForInstance()) return false;

        // block browsers that do not recognize Flash javascript methods

        if(!this._recognizeMethod("PercentLoaded")) return false;

        if(this.percentLoaded() > 0) return true;

        return false;

};

p.getFramesLoaded = function(target){

        if(!this._checkForInstance()) {return 0;}

        if(target == null) target = "/";

        var framesloaded = this.doc[this.playerID].TGetProperty(target,12);

        return parseInt(framesloaded);

};

p.getTotalFrames = function(target){

        if(!this.isPlayerReady()) {return 0;}

        if(target == null) target = "/";

        var totalframes = this.doc[this.playerID].TGetProperty(target,5);

        return parseInt(totalframes);

};

// check to see if all frames are loaded for a given timeline.

// check before moving playhead to a frame/label incase the frame/label is not yet loaded.

p.isLoaded = function(target){

        if(!this.isPlayerReady()) return false;

        if(target == null) target = "/";

        if (this.getFramesLoaded(target) == this.getTotalFrames(target)) return true;

        return false;

};

/* flash javascript api functions ------------------------ */

p.gotoAndPlay = function(target,frame){

        if(!this.isPlayerReady()) return;

        if(typeof(frame) == "number") {

                this.doc[this.playerID].TGotoFrame(target,frame - 1);

                this.doc[this.playerID].TPlay(target);

        }

        if(typeof(frame) == "string") {

                this.doc[this.playerID].TGotoLabel(target,frame);

                this.doc[this.playerID].TPlay(target);

        }

};

p.gotoAndStop = function(target,frame){

        if(!this.isPlayerReady()) return;

        if(typeof(frame) == "number") {

                this.doc[this.playerID].TGotoFrame(target,frame - 1);

        }

        if(typeof(frame) == "string") {

                this.doc[this.playerID].TGotoLabel(target,frame);

        }

};

// Is Playing (IsPlaying)

p.isPlaying = function(){

        if(!this.isPlayerReady()) return false;

        return this.doc[this.playerID].IsPlaying();

};

// Load Movie

p.loadMovie = function(layerNumber,url){                                       

        if(!this.isPlayerReady()) return;

        this.doc[this.playerID].LoadMovie(layerNumber,url);

};

p.percentLoaded = function(){

        if(!this._checkForInstance()) return 0;

        var percentLoaded = this.doc[this.playerID].PercentLoaded();

        return parseInt(percentLoaded);

};

p.play  = function(target){

        if(!this.isPlayerReady()) return;

        if(target == null) target = "/";

        this.doc[this.playerID].TPlay(target);

};

// Set SWF

p.setSWF = function(swfURL){

        if (!FlashSound.supportedBrowser || !FlashSound.checkForMinPlayer()) return;

        var defaultColor = (document.bgColor != null) ? document.bgColor : "#ffffff";

        var defaultBase = ".";

        swfURL=(swfURL)? swfURL:'';

        this.bgcolor = (this.bgcolor == null) ? defaultColor : this.bgcolor;

        this.base = (this.base == null) ? defaultBase : this.base;

        this.src = (swfURL.charAt(0) == "/") ? "http://" + location.host+swfURL : swfURL;

        this.setHTML(

                '<OBJECT' + '\n' +

                        'classid=\"clsid:D27CDB6E-AE6D-11cf-96B8-444553540000\"' + '\n' +

                        'codebase=\"http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab\"' + '\n' +

                        'WIDTH=1' + '\n' +

                        'HEIGHT=1' + '\n' +

                        'ID=\"' + this.playerID + '\">' + '\n' +

                '<PARAM NAME=movie VALUE=\"' + this.src + '\">' + '\n' +

                        '<PARAM NAME=play VALUE=\"' + this.autostart + '\">' + '\n' +

                        '<PARAM NAME=loop VALUE=\"' + this.loop + '\">' + '\n' +

                '<PARAM NAME=quality VALUE=low>' + '\n' +

                '<PARAM NAME=wmode VALUE=transparent>' + '\n' +

                '<PARAM NAME=bgcolor VALUE=' + this.bgcolor + '>' + '\n' +

                        '<PARAM NAME=base VALUE=\"' + this.base + '\">' + '\n' +

                '<EMBED' + '\n' +

                                'name=\"' + this.playerID + '\"' + '\n' +

                                'swLiveConnect=\"true\"' + '\n' +

                                'src=\"' + this.src + '\"' + '\n' +

                                'play=\"' + this.autostart + '\"' + '\n' +

                                'loop=\"' + this.loop + '\"' + '\n' +

                                'quality=low' + '\n' +

                                'wmode=transparent' + '\n' +

                                'base=\"' + this.base + '\"' + '\n' +

                                'bgcolor=' + this.bgcolor + '\n' +

                                'WIDTH=1' + '\n' +

                                'HEIGHT=2' + '\n' +

                                'TYPE=\"application/x-shockwave-flash\"' + '\n' +                      

                                'PLUGINSPAGE=\"http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash\">' +

                                '\n' +

                '</EMBED>' + '\n' +

                '</OBJECT>'

        );

};

// Stop Play (TStopPlay)

p.stopPlay = function(target){

        if(!this.isPlayerReady()) return;

        if(target == null) target = "/";

        this.doc[this.playerID].TStopPlay(target);

};

/* Static Functions & Properties --------------------------- */

var fs = FlashSound;

fs.engage = true;                       // engage

fs.playerCount = 0;                     // player count

fs.players = new Array();       // players[]

fs.playerVersion = 0;           // set playerVersion to 0 for unsupported browsers

// check for LiveConnect - Opera version 6.x with Java Enabled and Netscape versions 4.x but not greater                

fs.LiveConnect = ((navigator.javaEnabled() &&

                                 (dynapi.ua.ns4 && dynapi.ua.v<5)) || dynapi.ua.opera6);

// browser compatibility check -----------------

fs.supportedBrowser = ((dynapi.ua.ie && dynapi.ua.win32) ||

                                                dynapi.ua.ns6 || FlashSound.LiveConnect) ? true : false;

// player compatibility  ------------------

// checkForMinPlayer sets playerVersion for supported browsers

fs.checkForMinPlayer = function(){

        if(!this.supportedBrowser) return false;

        if(dynapi.ua.ns6) {

                // xpconnect works with version 6 r40 or greater

                this.playerVersion = this.getPlugInVers(); // get version

                releaseVers = this.getPlugInReleaseVers(); // get release version       

                //check release vers only for vers 6

                if(this.playerVersion == 6 && releaseVers >=40) return true;

        }

        if(this.LiveConnect) this.playerVersion = this.getPlugInVers();

        if(dynapi.ua.ie) this.playerVersion = (Flash_getActiveXVersion());

        if(this.playerVersion >= this.minPlayer) return true;

        else return false;

};

// check for flash plug-in in netscape

fs.checkForPlugIn = function(){

        var flashmimeType = "application/x-shockwave-flash";

        var hasplugin = (navigator.mimeTypes && navigator.mimeTypes[flashmimeType]) ? navigator.mimeTypes[flashmimeType].enabledPlugin : 0;

        return hasplugin;

};

// Get Plugin Version

fs.getPlugInVers = function(){

        if(this.checkForPlugIn()){

                var plugin = navigator.mimeTypes["application/x-shockwave-flash"].enabledPlugin;

                var pluginversion = parseInt(plugin.description.substring(plugin.description.indexOf(".")-1))

                return pluginversion;

        }else{

                return 0;

        }

};

// Get Plugin Release Version

fs.getPlugInReleaseVers = function(){

        if(this.checkForPlugIn()){

                var plugin = navigator.mimeTypes["application/x-shockwave-flash"].enabledPlugin;

                var pluginversion = parseInt(plugin.description.substring(plugin.description.indexOf("r")+1, plugin.description.length));

                return pluginversion;

        }else{

                return 0;

        }

};

// vers is integer

fs.setMinPlayer = function(vers){

        if(!this.supportedBrowser) return;

        this.minPlayer = (vers != null && vers >= 4) ? vers : 4;

        if(dynapi.ua.ns6) {

                this.minPlayer = 6; // set min player to 6 for XPConnect

        }

        this.checkForMinPlayer();

};

// vbscript get Flash ActiveX control version for windows IE

if(dynapi.ua.ie && dynapi.ua.win32){

        var h='<scr' + 'ipt language="VBScript">' + '\n' +

        'Function Flash_getActiveXVersion()' + '\n' +

                'On Error Resume Next' + '\n' +

                'Dim hasPlayer, playerversion' + '\n' +

                'hasPlayer = false' + '\n' +

                'playerversion = 15' + '\n' +

                'Do While playerversion > 0' + '\n' +

                        'hasPlayer = (IsObject(CreateObject(\"ShockwaveFlash.ShockwaveFlash.\" & playerversion)))' + '\n' +

                        'If hasPlayer Then Exit Do' + '\n' +

                        'playerversion = playerversion - 1' + '\n' +

                'Loop' + '\n' +

                'Flash_getActiveXVersion = playerversion' + '\n' +

        'End Function' + '\n' +

        '<\/scr' + 'ipt>';

        if(!dynapi.loaded) document.write(h);

        else {

                dynapi.document.addChild(new DynLayer({w:0,h:0,visible:false,html:'<iframe name="FSVBS"></iframe'}));

                var elm=document.frames['FSVBS'];

                var doc = elm.document;

                doc.open();doc.write(h);doc.close();

                dynapi.frame.Flash_getActiveXVersion = function() {

                        return elm.Flash_getActiveXVersion();

                };

        }

};

// set minimum player version - default is 4

fs.setMinPlayer();