comparison core.js @ 1637:fb6354c5d3cf

Fixed metric collection, listening time, for looping sources

 	
 	// the audiobuffer is not designed for multi-start playback
 	// When stopeed, the buffer node is deleted and recreated with the stored buffer.
 	this.buffer;
 	
+	this.loopStart = function() {
+		this.outputGain.gain.value = 1.0;
+		this.metric.startListening(audioEngineContext.timer.getTestTime());
+	}
+	
+	this.loopStop = function() {
+		if (this.outputGain.gain.value != 0.0) {
+			this.outputGain.gain.value = 0.0;
+			this.metric.stopListening(audioEngineContext.timer.getTestTime());
+		}
+	}
+	
 	this.play = function(startTime) {
 		this.bufferNode = audioContext.createBufferSource();
 		this.bufferNode.owner = this;
 		this.bufferNode.connect(this.outputGain);
 		this.bufferNode.buffer = this.buffer;
 		this.bufferNode.loop = audioEngineContext.loopPlayback;
+		this.bufferNode.onended = function() {
+				this.owner.metric.stopListening(audioEngineContext.timer.getTestTime());
+			};
 		if (this.bufferNode.loop == false) {
-			this.bufferNode.onended = function() {
-				this.owner.metric.listening(audioEngineContext.timer.getTestTime());
-			};
-		}
-		this.metric.listening(audioEngineContext.timer.getTestTime());
+			this.metric.startListening(audioEngineContext.timer.getTestTime());
+		}
 		this.bufferNode.start(startTime);
 		this.played = true;
 	};
 	
 	this.stop = function() {
 		if (this.bufferNode != undefined)
 		{
 			this.bufferNode.stop(0);
 			this.bufferNode = undefined;
-			this.metric.listening(audioEngineContext.timer.getTestTime());
+			this.metric.stopListening(audioEngineContext.timer.getTestTime());
 		}
 	};
 
 	this.constructTrack = function(url) {
 		var request = new XMLHttpRequest();

 	{
 		this.wasMoved = true;
 		this.movementTracker[this.movementTracker.length] = [time, position];
 	};
 	
-	this.listening = function(time)
+	this.startListening = function(time)
 	{
 		if (this.listenHold == false)
 		{
 			this.wasListenedTo = true;
 			this.listenStart = time;
 			this.listenHold = true;
-		} else {
+		} 
+	}
+	
+	this.stopListening = function(time)
+	{
+		if (this.listenHold == true)
+		{
 			this.listenedTimer += (time - this.listenStart);
 			this.listenStart = 0;
 			this.listenHold = false;
 		}
 	};