nickjillings@1289: // Once this is loaded and parsed, begin execution
nickjillings@1289: loadInterface();
nickjillings@1289: 
nickjillings@1289: function loadInterface() {
nickjillings@1289: 	// Use this to do any one-time page / element construction. For instance, placing any stationary text objects,
nickjillings@1289: 	// holding div's, or setting up any nodes which are present for the entire test sequence
nickjillings@1289: 	
nickjillings@1289: 	// The injection point into the HTML page
nickjillings@1289: 	interfaceContext.insertPoint = document.getElementById("topLevelBody");
nickjillings@1289: 	var testContent = document.createElement('div');
nickjillings@1289: 	testContent.id = 'testContent';
nickjillings@1289: 	
nickjillings@1289: 	// Create the top div for the Title element
nickjillings@1289: 	var titleAttr = specification.title;
nickjillings@1289: 	var title = document.createElement('div');
nickjillings@1289: 	title.className = "title";
nickjillings@1289: 	title.align = "center";
nickjillings@1289: 	var titleSpan = document.createElement('span');
nickjillings@1289: 	
nickjillings@1289: 	// Set title to that defined in XML, else set to default
nickjillings@1289: 	if (titleAttr != undefined) {
nickjillings@1289: 		titleSpan.textContent = titleAttr;
nickjillings@1289: 	} else {
nickjillings@1289: 		titleSpan.textContent =  'Listening test';
nickjillings@1289: 	}
nickjillings@1289: 	// Insert the titleSpan element into the title div element.
nickjillings@1289: 	title.appendChild(titleSpan);
nickjillings@1289: 	
nickjillings@1289: 	var pagetitle = document.createElement('div');
nickjillings@1289: 	pagetitle.className = "pageTitle";
nickjillings@1289: 	pagetitle.align = "center";
nickjillings@1289: 	var titleSpan = document.createElement('span');
nickjillings@1289: 	titleSpan.id = "pageTitle";
nickjillings@1289: 	pagetitle.appendChild(titleSpan);
nickjillings@1289: 	
nickjillings@1289: 	// Create Interface buttons!
nickjillings@1289: 	var interfaceButtons = document.createElement('div');
nickjillings@1289: 	interfaceButtons.id = 'interface-buttons';
nickjillings@1289: 	interfaceButtons.style.height = '25px';
nickjillings@1289: 	
nickjillings@1289: 	// Create playback start/stop points
nickjillings@1289: 	var playback = document.createElement("button");
nickjillings@1289: 	playback.innerHTML = 'Stop';
nickjillings@1289: 	playback.id = 'playback-button';
nickjillings@1289: 	playback.style.float = 'left';
nickjillings@1289: 	// onclick function. Check if it is playing or not, call the correct function in the
nickjillings@1289: 	// audioEngine, change the button text to reflect the next state.
nickjillings@1289: 	playback.onclick = function() {
nickjillings@1289: 		if (audioEngineContext.status == 1) {
nickjillings@1289: 			audioEngineContext.stop();
nickjillings@1289: 			this.innerHTML = 'Stop';
nickjillings@1289:             var time = audioEngineContext.timer.getTestTime();
nickjillings@1289:             console.log('Stopped at ' + time); // DEBUG/SAFETY
nickjillings@1289: 		}
nickjillings@1289: 	};
nickjillings@1289: 	// Create Submit (save) button
nickjillings@1289: 	var submit = document.createElement("button");
nickjillings@1295: 	submit.innerHTML = 'Next';
nickjillings@1289: 	submit.onclick = buttonSubmitClick;
nickjillings@1289: 	submit.id = 'submit-button';
nickjillings@1289: 	submit.style.float = 'left';
nickjillings@1289: 	// Append the interface buttons into the interfaceButtons object.
nickjillings@1289: 	interfaceButtons.appendChild(playback);
nickjillings@1289: 	interfaceButtons.appendChild(submit);
nickjillings@1289: 	
nickjillings@1289: 	// Create a slider box
nickjillings@1289: 	var sliderBox = document.createElement('div');
nickjillings@1289: 	sliderBox.style.width = "100%";
nickjillings@1289: 	sliderBox.style.height = window.innerHeight - 200+12 + 'px';
nickjillings@1289: 	sliderBox.style.marginBottom = '10px';
nickjillings@1289: 	sliderBox.id = 'slider';
nickjillings@1289: 	var scaleHolder = document.createElement('div');
nickjillings@1289: 	scaleHolder.id = "scale-holder";
nickjillings@1289: 	scaleHolder.style.marginLeft = "107px";
nickjillings@1289: 	sliderBox.appendChild(scaleHolder);
nickjillings@1289: 	var scaleText = document.createElement('div');
nickjillings@1289: 	scaleText.id = "scale-text-holder";
nickjillings@1289: 	scaleText.style.height = "25px";
nickjillings@1289: 	scaleText.style.width = "100%";
nickjillings@1289: 	scaleHolder.appendChild(scaleText);
nickjillings@1289: 	var scaleCanvas = document.createElement('canvas');
nickjillings@1289: 	scaleCanvas.id = "scale-canvas";
nickjillings@1289: 	scaleCanvas.style.marginLeft = "150px";
nickjillings@1289: 	scaleHolder.appendChild(scaleCanvas);
nickjillings@1289: 	var sliderObjectHolder = document.createElement('div');
nickjillings@1289: 	sliderObjectHolder.id = 'slider-holder';
nickjillings@1289: 	sliderObjectHolder.align = "center";
nickjillings@1289: 	sliderBox.appendChild(sliderObjectHolder);
nickjillings@1289: 	
nickjillings@1289: 	// Global parent for the comment boxes on the page
nickjillings@1289: 	var feedbackHolder = document.createElement('div');
nickjillings@1289: 	feedbackHolder.id = 'feedbackHolder';
nickjillings@1289: 	
nickjillings@1289: 	testContent.style.zIndex = 1;
nickjillings@1289: 	interfaceContext.insertPoint.innerHTML = null; // Clear the current schema
nickjillings@1289: 	
nickjillings@1289: 	// Inject into HTML
nickjillings@1289: 	testContent.appendChild(title); // Insert the title
nickjillings@1289: 	testContent.appendChild(pagetitle);
nickjillings@1289: 	testContent.appendChild(interfaceButtons);
nickjillings@1289: 	testContent.appendChild(sliderBox);
nickjillings@1289: 	testContent.appendChild(feedbackHolder);
nickjillings@1289: 	interfaceContext.insertPoint.appendChild(testContent);
nickjillings@1289: 
nickjillings@1289: 	// Load the full interface
nickjillings@1289: 	testState.initialise();
nickjillings@1289: 	testState.advanceState();
nickjillings@1289: };
nickjillings@1289: 
nickjillings@1289: function loadTest(page)
nickjillings@1289: {
nickjillings@1289: 	// Called each time a new test page is to be build. The page specification node is the only item passed in
nickjillings@1289: 	var id = page.id;
nickjillings@1289: 	
nickjillings@1289: 	var feedbackHolder = document.getElementById('feedbackHolder');
nickjillings@1289:     feedbackHolder.innerHTML = null;
nickjillings@1289: 	var interfaceObj = page.interfaces;
nickjillings@1289: 	if (interfaceObj.length > 1)
nickjillings@1289: 	{
nickjillings@1289: 		console.log("WARNING - This interface only supports one <interface> node per page. Using first interface node");
nickjillings@1289: 	}
nickjillings@1289: 	interfaceObj = interfaceObj[0];
nickjillings@1289: 	if(interfaceObj.title != null)
nickjillings@1289: 	{
nickjillings@1289: 		document.getElementById("pageTitle").textContent = interfaceObj.title;
nickjillings@1289: 	}
nickjillings@1289:     
nickjillings@1289:     var interfaceOptions = specification.interfaces.options.concat(interfaceObj.options);
nickjillings@1289:     for (var option of interfaceOptions)
nickjillings@1289:     {
nickjillings@1289:         if (option.type == "show")
nickjillings@1289:         {
nickjillings@1289:             switch(option.name) {
nickjillings@1289:                 case "playhead":
nickjillings@1289:                     var playbackHolder = document.getElementById('playback-holder');
nickjillings@1289:                     if (playbackHolder == null)
nickjillings@1289:                     {
nickjillings@1289:                         playbackHolder = document.createElement('div');
nickjillings@1289:                         playbackHolder.style.width = "100%";
nickjillings@1289:                         playbackHolder.align = 'center';
nickjillings@1289:                         playbackHolder.appendChild(interfaceContext.playhead.object);
nickjillings@1289:                         feedbackHolder.appendChild(playbackHolder);
nickjillings@1289:                     }
nickjillings@1289:                     break;
nickjillings@1289:                 case "page-count":
nickjillings@1289:                     var pagecountHolder = document.getElementById('page-count');
nickjillings@1289:                     if (pagecountHolder == null)
nickjillings@1289:                     {
nickjillings@1289:                         pagecountHolder = document.createElement('div');
nickjillings@1289:                         pagecountHolder.id = 'page-count';
nickjillings@1289:                     }
nickjillings@1289:                     pagecountHolder.innerHTML = '<span>Page '+(testState.stateIndex+1)+' of '+testState.stateMap.length+'</span>';
nickjillings@1289:                     var inject = document.getElementById('interface-buttons');
nickjillings@1289:                     inject.appendChild(pagecountHolder);
nickjillings@1289:                     break;
nickjillings@1289:                 case "volume":
nickjillings@1289:                     if (document.getElementById('master-volume-holder') == null)
nickjillings@1289:                     {
nickjillings@1289:                         feedbackHolder.appendChild(interfaceContext.volume.object);
nickjillings@1289:                     }
nickjillings@1289:                     break;
nickjillings@1289:             }
nickjillings@1289:         }
nickjillings@1289:     }
nickjillings@1289: 	
nickjillings@1289: 	// Delete outside reference
nickjillings@1289: 	var outsideReferenceHolder = document.getElementById('outside-reference');
nickjillings@1289: 	if (outsideReferenceHolder != null) {
nickjillings@1289: 		document.getElementById('interface-buttons').removeChild(outsideReferenceHolder);
nickjillings@1289: 	}
nickjillings@1289: 	
nickjillings@1289: 	var sliderBox = document.getElementById('slider-holder');
nickjillings@1289: 	sliderBox.innerHTML = null;
nickjillings@1289: 	
nickjillings@1289: 	var commentBoxPrefix = "Comment on track";
nickjillings@1289: 	if (interfaceObj.commentBoxPrefix != undefined) {
nickjillings@1289: 		commentBoxPrefix = interfaceObj.commentBoxPrefix;
nickjillings@1289: 	}
nickjillings@1289: 	var loopPlayback = page.loop;
nickjillings@1289: 	
nickjillings@1289: 	$(page.commentQuestions).each(function(index,element) {
nickjillings@1289: 		var node = interfaceContext.createCommentQuestion(element);
nickjillings@1289: 		feedbackHolder.appendChild(node.holder);
nickjillings@1289: 	});
nickjillings@1289: 	
nickjillings@1289: 	// Find all the audioElements from the audioHolder
nickjillings@1295: 	var index = 0;
nickjillings@1289: 	var interfaceScales = testState.currentStateMap.interfaces[0].scales;
nickjillings@1289: 	$(page.audioElements).each(function(index,element){
nickjillings@1289: 		// Find URL of track
nickjillings@1289: 		// In this jQuery loop, variable 'this' holds the current audioElement.
nickjillings@1289: 		
nickjillings@1289: 		var audioObject = audioEngineContext.newTrack(element);
nickjillings@1289: 		if (element.type == 'outside-reference')
nickjillings@1289: 		{
nickjillings@1289: 			// Construct outside reference;
nickjillings@1289: 			var orNode = new outsideReferenceDOM(audioObject,index,document.getElementById('interface-buttons'));
nickjillings@1289: 			audioObject.bindInterface(orNode);
nickjillings@1289: 		} else {
nickjillings@1289: 			// Create a slider per track
nickjillings@1295:             switch(audioObject.specification.parent.label) {
nickjillings@1295:                 case "none":
nickjillings@1295:                     label = "";
nickjillings@1295:                     break;
nickjillings@1295:                 case "letter":
nickjillings@1295:                     label = String.fromCharCode(97 + index);
nickjillings@1295:                     break;
nickjillings@1295:                 case "capital":
nickjillings@1295:                     label = String.fromCharCode(65 + index);
nickjillings@1295:                     break;
nickjillings@1295:                 default:
nickjillings@1295:                     label = ""+index;
nickjillings@1295:                     break;
nickjillings@1295:             }
nickjillings@1289: 			var sliderObj = new discreteObject(audioObject,label,interfaceScales);
nickjillings@1289: 			sliderBox.appendChild(sliderObj.holder);
nickjillings@1289: 			audioObject.bindInterface(sliderObj);
nickjillings@1289:             interfaceContext.commentBoxes.createCommentBox(audioObject);
nickjillings@1295: 			index += 1;
nickjillings@1289: 		}
nickjillings@1289:         
nickjillings@1289: 	});
nickjillings@1289: 	
nickjillings@1289:     if (page.showElementComments)
nickjillings@1289:     {
nickjillings@1289:         interfaceContext.commentBoxes.showCommentBoxes(feedbackHolder,true);
nickjillings@1289:     }
nickjillings@1289:     
nickjillings@1289: 	// Auto-align
nickjillings@1289: 	resizeWindow(null);
nickjillings@1289: }
nickjillings@1289: 
nickjillings@1289: function discreteObject(audioObject,label,interfaceScales)
nickjillings@1289: {
nickjillings@1289: 	// An example node, you can make this however you want for each audioElement.
nickjillings@1289: 	// However, every audioObject (audioEngineContext.audioObject) MUST have an interface object with the following
nickjillings@1289: 	// You attach them by calling audioObject.bindInterface( )
nickjillings@1289: 	if (interfaceScales == null || interfaceScales.length == 0)
nickjillings@1289: 	{
nickjillings@1289: 		console.log("WARNING: The discrete radio's are built depending on the number of scale points specified! Ensure you have some specified. Defaulting to 5 for now!");
nickjillings@1289: 		numOptions = 5;
nickjillings@1289: 	}
nickjillings@1289: 	this.parent = audioObject;
nickjillings@1289: 	
nickjillings@1289: 	this.holder = document.createElement('div');
nickjillings@1289: 	this.title = document.createElement('div');
nickjillings@1289: 	this.discreteHolder = document.createElement('div');
nickjillings@1289: 	this.discretes = [];
nickjillings@1289: 	this.play = document.createElement('button');
nickjillings@1289: 	
nickjillings@1289: 	this.holder.className = 'track-slider';
nickjillings@1289: 	this.holder.style.width = window.innerWidth-200 + 'px';
nickjillings@1289: 	this.holder.appendChild(this.title);
nickjillings@1289: 	this.holder.appendChild(this.discreteHolder);
nickjillings@1289: 	this.holder.appendChild(this.play);
nickjillings@1289: 	this.holder.setAttribute('trackIndex',audioObject.id);
nickjillings@1289: 	this.title.textContent = label;
nickjillings@1289: 	this.title.className = 'track-slider-title';
nickjillings@1289: 	
nickjillings@1289: 	this.discreteHolder.className = "track-slider-range";
nickjillings@1289: 	this.discreteHolder.style.width = window.innerWidth-500 + 'px';
nickjillings@1289: 	for (var i=0; i<interfaceScales.length; i++)
nickjillings@1289: 	{
nickjillings@1289: 		var node = document.createElement('input');
nickjillings@1289: 		node.setAttribute('type','radio');
nickjillings@1289: 		node.className = 'track-radio';
nickjillings@1289:         node.disabled = true;
nickjillings@1289: 		node.setAttribute('position',interfaceScales[i].position);
nickjillings@1289: 		node.setAttribute('name',audioObject.specification.id);
nickjillings@1289: 		node.setAttribute('id',audioObject.specification.id+'-'+String(i));
nickjillings@1289: 		this.discretes.push(node);
nickjillings@1289: 		this.discreteHolder.appendChild(node);
nickjillings@1289: 		node.onclick = function(event)
nickjillings@1289: 		{
nickjillings@1289: 			if (audioEngineContext.status == 0)
nickjillings@1289: 			{
nickjillings@1289: 				event.currentTarget.checked = false;
nickjillings@1289: 				return;
nickjillings@1289: 			}
nickjillings@1289: 			var time = audioEngineContext.timer.getTestTime();
nickjillings@1289: 			var id = Number(event.currentTarget.parentNode.parentNode.getAttribute('trackIndex'));
nickjillings@1289: 			var value = event.currentTarget.getAttribute('position') / 100.0;
nickjillings@1289: 			audioEngineContext.audioObjects[id].metric.moved(time,value);
nickjillings@1289: 			console.log('slider '+id+' moved to '+value+' ('+time+')');
nickjillings@1289: 		};
nickjillings@1289: 	}
nickjillings@1289: 	
nickjillings@1289: 	this.play.className = 'track-slider-button';
nickjillings@1289: 	this.play.textContent = "Loading...";
nickjillings@1289: 	this.play.value = audioObject.id;
nickjillings@1289: 	this.play.disabled = true;
nickjillings@1289:     this.play.setAttribute("playstate","ready");
nickjillings@1289: 	this.play.onclick = function(event)
nickjillings@1289: 	{
nickjillings@1289: 		var id = Number(event.currentTarget.value);
nickjillings@1289: 		//audioEngineContext.metric.sliderPlayed(id);
nickjillings@1289:         if (event.currentTarget.getAttribute("playstate") == "ready")
nickjillings@1289:             audioEngineContext.play(id);
nickjillings@1289:         else if (event.currentTarget.getAttribute("playstate") == "playing")
nickjillings@1289:             audioEngineContext.stop();
nickjillings@1289: 	};
nickjillings@1289: 	this.resize = function(event)
nickjillings@1289: 	{
nickjillings@1289: 		this.holder.style.width = window.innerWidth-200 + 'px';
nickjillings@1289: 		this.discreteHolder.style.width = window.innerWidth-500 + 'px';
nickjillings@1289: 		//text.style.left = (posPix+150-($(text).width()/2)) +'px';
nickjillings@1289: 		for (var i=0; i<this.discretes.length; i++)
nickjillings@1289: 		{
nickjillings@1289: 			var width = $(this.discreteHolder).width() - 20;
nickjillings@1289: 			var node = this.discretes[i];
nickjillings@1289: 			var nodeW = $(node).width();
nickjillings@1289: 			var position = node.getAttribute('position');
nickjillings@1289: 			var posPix = Math.round(width * (position / 100.0));
nickjillings@1289: 			node.style.left = (posPix+10 - (nodeW/2)) + 'px';
nickjillings@1289: 		}
nickjillings@1289: 	};
nickjillings@1289: 	this.enable = function()
nickjillings@1289: 	{
nickjillings@1289: 		// This is used to tell the interface object that playback of this node is ready
nickjillings@1289: 		this.play.disabled = false;
nickjillings@1289: 		this.play.textContent = "Play";
nickjillings@1289: 		$(this.slider).removeClass('track-slider-disabled');
nickjillings@1289:         for (var radio of this.discretes)
nickjillings@1289:         {
nickjillings@1289:             radio.disabled = false;
nickjillings@1289:         }
nickjillings@1289: 	};
nickjillings@1289: 	this.updateLoading = function(progress)
nickjillings@1289: 	{
nickjillings@1289: 		// progress is a value from 0 to 100 indicating the current download state of media files
nickjillings@1289:         if (progress != 100)
nickjillings@1289:         {
nickjillings@1289:             progress = String(progress);
nickjillings@1289:             progress = progress.split('.')[0];
nickjillings@1289:             this.play.textContent = progress+'%';
nickjillings@1289:         } else {
nickjillings@1289:             this.play.textContent = "Play";
nickjillings@1289:         }
nickjillings@1289: 	};
nickjillings@1289:     
nickjillings@1289:     this.startPlayback = function()
nickjillings@1289:     {
nickjillings@1289:         // Called by audioObject when playback begins
nickjillings@1289:         this.play.setAttribute("playstate","playing");
nickjillings@1289:         $(".track-slider").removeClass('track-slider-playing');
nickjillings@1289: 		$(this.holder).addClass('track-slider-playing');
nickjillings@1289: 		var outsideReference = document.getElementById('outside-reference');
nickjillings@1289:         this.play.textContent = "Listening";
nickjillings@1289: 		if (outsideReference != null) {
nickjillings@1289: 			$(outsideReference).removeClass('track-slider-playing');
nickjillings@1289: 		}
nickjillings@1289:     }
nickjillings@1289:     this.stopPlayback = function()
nickjillings@1289:     {
nickjillings@1289:         // Called by audioObject when playback stops
nickjillings@1289:         this.play.setAttribute("playstate","ready");
nickjillings@1289:         $(this.holder).removeClass('track-slider-playing');
nickjillings@1289:         this.play.textContent = "Play";
nickjillings@1289:     }
nickjillings@1289:     
nickjillings@1289: 	this.getValue = function()
nickjillings@1289: 	{
nickjillings@1289: 		// Return the current value of the object. If there is no value, return -1
nickjillings@1289: 		var value = -1;
nickjillings@1289: 		for (var i=0; i<this.discretes.length; i++)
nickjillings@1289: 		{
nickjillings@1289: 			if (this.discretes[i].checked == true)
nickjillings@1289: 			{
nickjillings@1289: 				value = this.discretes[i].getAttribute('position') / 100.0;
nickjillings@1289: 				break;
nickjillings@1289: 			}
nickjillings@1289: 		}
nickjillings@1289: 		return value;
nickjillings@1289: 	};
nickjillings@1289: 	this.getPresentedId = function()
nickjillings@1289: 	{
nickjillings@1289: 		// Return the presented ID of the object. For instance, the APE has sliders starting from 0. Whilst AB has alphabetical scale
nickjillings@1289: 		return this.title.textContent;
nickjillings@1289: 	};
nickjillings@1289: 	this.canMove = function()
nickjillings@1289: 	{
nickjillings@1289: 		// Return either true or false if the interface object can be moved. AB / Reference cannot, whilst sliders can and therefore have a continuous scale.
nickjillings@1289: 		// These are checked primarily if the interface check option 'fragmentMoved' is enabled.
nickjillings@1289: 		return true;
nickjillings@1289: 	};
nickjillings@1289: 	this.exportXMLDOM = function(audioObject) {
nickjillings@1289: 		// Called by the audioObject holding this element to export the interface <value> node.
nickjillings@1289: 		// If there is no value node (such as outside reference), return null
nickjillings@1289: 		// If there are multiple value nodes (such as multiple scale / 2D scales), return an array of nodes with each value node having an 'interfaceName' attribute
nickjillings@1289: 		// Use storage.document.createElement('value'); to generate the XML node.
nickjillings@1289: 		var node = storage.document.createElement('value');
nickjillings@1289: 		node.textContent = this.getValue();
nickjillings@1289: 		return node;
nickjillings@1289: 	};
nickjillings@1289:     this.error = function() {
nickjillings@1289:             // audioObject has an error!!
nickjillings@1289:         this.playback.textContent = "Error";
nickjillings@1289:         $(this.playback).addClass("error-colour");
nickjillings@1289:     }
nickjillings@1289: };
nickjillings@1289: 
nickjillings@1289: function outsideReferenceDOM(audioObject,index,inject)
nickjillings@1289: {
nickjillings@1289: 	this.parent = audioObject;
nickjillings@1289: 	this.outsideReferenceHolder = document.createElement('button');
nickjillings@1289: 	this.outsideReferenceHolder.id = 'outside-reference';
nickjillings@1289: 	this.outsideReferenceHolder.className = 'outside-reference';
nickjillings@1289: 	this.outsideReferenceHolder.setAttribute('track-id',index);
nickjillings@1289: 	this.outsideReferenceHolder.textContent = "Play Reference";
nickjillings@1289: 	this.outsideReferenceHolder.disabled = true;
nickjillings@1289: 	
nickjillings@1289: 	this.outsideReferenceHolder.onclick = function(event)
nickjillings@1289: 	{
nickjillings@1289:         if (event.currentTarget.textContent == "Play Reference") {
nickjillings@1289: 		  audioEngineContext.play(event.currentTarget.getAttribute('track-id'));
nickjillings@1289:         } else {
nickjillings@1289:             audioEngineContext.stop();
nickjillings@1289:         }
nickjillings@1289: 	};
nickjillings@1289: 	inject.appendChild(this.outsideReferenceHolder);
nickjillings@1289: 	this.enable = function()
nickjillings@1289: 	{
nickjillings@1289: 		if (this.parent.state == 1)
nickjillings@1289: 		{
nickjillings@1289: 			this.outsideReferenceHolder.disabled = false;
nickjillings@1289: 		}
nickjillings@1289: 	};
nickjillings@1289: 	this.updateLoading = function(progress)
nickjillings@1289: 	{
nickjillings@1289: 		if (progress != 100)
nickjillings@1289: 		{
nickjillings@1289: 			progress = String(progress);
nickjillings@1289: 			progress = progress.split('.')[0];
nickjillings@1289: 			this.outsideReferenceHolder.textContent = progress+'%';
nickjillings@1289: 		} else {
nickjillings@1289: 			this.outsideReferenceHolder.textContent = "Play Reference";
nickjillings@1289: 		}
nickjillings@1289: 	};
nickjillings@1289:     this.startPlayback = function()
nickjillings@1289:     {
nickjillings@1289:         // Called when playback has begun
nickjillings@1289:         this.outsideReferenceHolder.style.backgroundColor = "rgb(255,100,100)";
nickjillings@1289:         this.outsideReferenceHolder.textContent = "Stop";
nickjillings@1289:     };
nickjillings@1289:     this.stopPlayback = function()
nickjillings@1289:     {
nickjillings@1289:         // Called when playback has stopped. This gets called even if playback never started!
nickjillings@1289:         $(this.outsideReferenceHolder).removeClass('track-slider-playing');
nickjillings@1289:         this.outsideReferenceHolder.style.backgroundColor = "";
nickjillings@1289:         this.outsideReferenceHolder.textContent = "Play Reference";
nickjillings@1289:     };
nickjillings@1289: 	this.exportXMLDOM = function(audioObject)
nickjillings@1289: 	{
nickjillings@1289: 		return null;
nickjillings@1289: 	};
nickjillings@1289: 	this.getValue = function()
nickjillings@1289: 	{
nickjillings@1289: 		return 0;
nickjillings@1289: 	};
nickjillings@1289: 	this.getPresentedId = function()
nickjillings@1289: 	{
nickjillings@1289: 		return 'reference';
nickjillings@1289: 	};
nickjillings@1289: 	this.canMove = function()
nickjillings@1289: 	{
nickjillings@1289: 		return false;
nickjillings@1289: 	};
nickjillings@1289:     this.error = function() {
nickjillings@1289:             // audioObject has an error!!
nickjillings@1289:         this.outsideReferenceHolder.textContent = "Error";
nickjillings@1289:         $(this.outsideReferenceHolder).addClass("error-colour");
nickjillings@1289:     }
nickjillings@1289: }
nickjillings@1289: 
nickjillings@1289: function resizeWindow(event)
nickjillings@1289: {
nickjillings@1289: 	// Called on every window resize event, use this to scale your page properly
nickjillings@1289: 	var numObj = document.getElementsByClassName('track-slider').length;
nickjillings@1289: 	var totalHeight = (numObj * 66)-30;
nickjillings@1289: 	document.getElementById('scale-holder').style.width = window.innerWidth-220 + 'px';
nickjillings@1289: 	var canvas = document.getElementById('scale-canvas');
nickjillings@1289: 	canvas.width = window.innerWidth-520;
nickjillings@1289: 	canvas.height = totalHeight;
nickjillings@1289: 	for (var i in audioEngineContext.audioObjects)
nickjillings@1289: 	{
nickjillings@1289: 		if (audioEngineContext.audioObjects[i].specification.type != 'outside-reference'){
nickjillings@1289: 			audioEngineContext.audioObjects[i].interfaceDOM.resize(event);
nickjillings@1289: 		}
nickjillings@1289: 	}
nickjillings@1289:     document.getElementById('slider-holder').style.height = totalHeight + 'px';
nickjillings@1289:     document.getElementById('slider').style.height = totalHeight + 70 + 'px';
nickjillings@1289: 	drawScale();
nickjillings@1289: }
nickjillings@1289: 
nickjillings@1289: function drawScale()
nickjillings@1289: {
nickjillings@1289: 	var interfaceObj = testState.currentStateMap.interfaces[0];
nickjillings@1289: 	var scales = testState.currentStateMap.interfaces[0].scales;
nickjillings@1289: 	scales = scales.sort(function(a,b) {
nickjillings@1289: 		return a.position - b.position;
nickjillings@1289: 	});
nickjillings@1289: 	var canvas = document.getElementById('scale-canvas');
nickjillings@1289: 	var ctx = canvas.getContext("2d");
nickjillings@1289: 	var height = canvas.height;
nickjillings@1289: 	var width = canvas.width;
nickjillings@1289: 	var textHolder = document.getElementById('scale-text-holder');
nickjillings@1289: 	textHolder.innerHTML = null;
nickjillings@1289: 	ctx.fillStyle = "#000000";
nickjillings@1289: 	ctx.setLineDash([1,4]);
nickjillings@1289: 	for (var scale of scales)
nickjillings@1289: 	{
nickjillings@1289: 		var posPercent = scale.position / 100.0;
nickjillings@1289: 		var posPix = Math.round(width * posPercent);
nickjillings@1289: 		if(posPix<=0){posPix=1;}
nickjillings@1289: 		if(posPix>=width){posPix=width-1;}
nickjillings@1289: 		ctx.moveTo(posPix,0);
nickjillings@1289: 		ctx.lineTo(posPix,height);
nickjillings@1289: 		ctx.stroke();
nickjillings@1289: 		
nickjillings@1289: 		var text = document.createElement('div');
nickjillings@1289: 		text.align = "center";
nickjillings@1289: 		var textC = document.createElement('span');
nickjillings@1289: 		textC.textContent = scale.text;
nickjillings@1289: 		text.appendChild(textC);
nickjillings@1289: 		text.className = "scale-text";
nickjillings@1289: 		textHolder.appendChild(text);
nickjillings@1289: 		text.style.width = $(text.children[0]).width()+'px';
nickjillings@1289: 		text.style.left = (posPix+150-($(text).width()/2)) +'px';
nickjillings@1289: 	}
nickjillings@1289: }
nickjillings@1289: 
nickjillings@1289: function buttonSubmitClick() // TODO: Only when all songs have been played!
nickjillings@1289: {
nickjillings@1289: 	var checks = [];
nickjillings@1289: 	checks = checks.concat(testState.currentStateMap.interfaces[0].options);
nickjillings@1289: 	checks = checks.concat(specification.interfaces.options);
nickjillings@1289: 	var canContinue = true;
nickjillings@1289: 	
nickjillings@1289: 	// Check that the anchor and reference objects are correctly placed
nickjillings@1289: 	if (interfaceContext.checkHiddenAnchor() == false) {return;}
nickjillings@1289: 	if (interfaceContext.checkHiddenReference() == false) {return;}
nickjillings@1289: 	
nickjillings@1289: 	for (var i=0; i<checks.length; i++) {
nickjillings@1289: 		if (checks[i].type == 'check')
nickjillings@1289: 		{
nickjillings@1289: 			switch(checks[i].name) {
nickjillings@1289: 			case 'fragmentPlayed':
nickjillings@1289: 				// Check if all fragments have been played
nickjillings@1289: 				var checkState = interfaceContext.checkAllPlayed();
nickjillings@1289: 				if (checkState == false) {canContinue = false;}
nickjillings@1289: 				break;
nickjillings@1289: 			case  'fragmentFullPlayback':
nickjillings@1289: 				// Check all fragments have been played to their full length
nickjillings@1289: 				var checkState = interfaceContext.checkAllPlayed();
nickjillings@1289: 				if (checkState == false) {canContinue = false;}
nickjillings@1289: 				console.log('NOTE: fragmentFullPlayback not currently implemented, performing check fragmentPlayed instead');
nickjillings@1289: 				break;
nickjillings@1289: 			case 'fragmentMoved':
nickjillings@1289: 				// Check all fragment sliders have been moved.
nickjillings@1289: 				var checkState = interfaceContext.checkAllMoved();
nickjillings@1289: 				if (checkState == false) {canContinue = false;}
nickjillings@1289: 				break;
nickjillings@1289: 			case 'fragmentComments':
nickjillings@1289: 				// Check all fragment sliders have been moved.
nickjillings@1289: 				var checkState = interfaceContext.checkAllCommented();
nickjillings@1289: 				if (checkState == false) {canContinue = false;}
nickjillings@1289: 				break;
nickjillings@1289: 			//case 'scalerange':
nickjillings@1289: 				// Check the scale is used to its full width outlined by the node
nickjillings@1289: 				//var checkState = interfaceContext.checkScaleRange();
nickjillings@1289: 				//if (checkState == false) {canContinue = false;}
nickjillings@1289: 			//	break;
nickjillings@1289: 			default:
nickjillings@1289: 				console.log("WARNING - Check option "+checks[i].check+" is not supported on this interface");
nickjillings@1289: 				break;
nickjillings@1289: 			}
nickjillings@1289: 
nickjillings@1289: 		}
nickjillings@1289: 		if (!canContinue) {break;}
nickjillings@1289: 	}
nickjillings@1289: 	
nickjillings@1289:     if (canContinue) {
nickjillings@1289: 	    if (audioEngineContext.status == 1) {
nickjillings@1289: 	        var playback = document.getElementById('playback-button');
nickjillings@1289: 	        playback.click();
nickjillings@1289: 	    // This function is called when the submit button is clicked. Will check for any further tests to perform, or any post-test options
nickjillings@1289: 	    } else
nickjillings@1289: 	    {
nickjillings@1289: 	        if (audioEngineContext.timer.testStarted == false)
nickjillings@1289: 	        {
nickjillings@1289: 	            alert('You have not started the test! Please press start to begin the test!');
nickjillings@1289: 	            return;
nickjillings@1289: 	        }
nickjillings@1289: 	    }
nickjillings@1289: 	    testState.advanceState();
nickjillings@1289:     } 
nickjillings@1289: }
nickjillings@1289: 
nickjillings@1289: function pageXMLSave(store, pageSpecification)
nickjillings@1289: {
nickjillings@1289: 	// MANDATORY
nickjillings@1289: 	// Saves a specific test page
nickjillings@1289: 	// You can use this space to add any extra nodes to your XML <audioHolder> saves
nickjillings@1289: 	// Get the current <page> information in store (remember to appendChild your data to it)
nickjillings@1289: 	// pageSpecification is the current page node configuration
nickjillings@1289: 	// To create new XML nodes, use storage.document.createElement();
nickjillings@1289: }