# HG changeset patch
# User Nicholas Jillings <nickjillings@users.noreply.github.com>
# Date 1450368658 0
# Node ID 41054721d1368157db83fdd0aa0e0c6b449b0b28
# Parent  8325139a738a20a125209c897c93d1cc666a616e
MUSHRA: Set the initial position of sliders using the <audioHolder> attribute initial-position using integer 0 to 100

diff -r 8325139a738a -r 41054721d136 core.js
--- a/core.js	Thu Dec 17 15:58:16 2015 +0000
+++ b/core.js	Thu Dec 17 16:10:58 2015 +0000
@@ -1847,6 +1847,7 @@
 		this.elementComments = undefined;
 		this.outsideReference = null;
 		this.loudness = null;
+		this.initialPosition = null;
 		this.preTest = new parent.prepostNode("pretest");
 		this.postTest = new parent.prepostNode("pretest");
 		this.interfaces = [];
@@ -1871,6 +1872,18 @@
 			{
 				this.loudness = parent.loudness;
 			}
+			if (typeof xml.getAttribute('initial-position') === "string")
+			{
+				var xmlInitialPosition = Number(xml.getAttribute('initial-position'));
+				if (isNaN(xmlInitialPosition) == false)
+				{
+					if (xmlInitialPosition > 1)
+					{
+						xmlInitialPosition /= 100;
+					}
+					this.initialPosition = xmlInitialPosition;
+				}
+			}
 			if (xml.getAttribute('loudness') != null)
 			{
 				var XMLloudness = xml.getAttribute('loudness');
@@ -1946,7 +1959,9 @@
 			AHNode.setAttribute("loop",this.loop);
 			AHNode.setAttribute("elementComments",this.elementComments);
 			if(this.loudness != null) {AHNode.setAttribute("loudness",this.loudness);}
-			
+			if(this.initialPosition != null) {
+				AHNode.setAttribute("loudness",this.initialPosition*100);
+				}
 			for (var i=0; i<this.interfaces.length; i++)
 			{
 				AHNode.appendChild(this.interfaces[i].encode(root));
diff -r 8325139a738a -r 41054721d136 mushra.js
--- a/mushra.js	Thu Dec 17 15:58:16 2015 +0000
+++ b/mushra.js	Thu Dec 17 16:10:58 2015 +0000
@@ -137,8 +137,14 @@
 		// Create a slider per track
 		audioObject.interfaceDOM = new sliderObject(audioObject);
 		
-		// Distribute it randomnly
-		audioObject.interfaceDOM.slider.value = Math.random();
+		if (typeof audioHolderObject.initialPosition === "number")
+		{
+			// Set the values
+			audioObject.interfaceDOM.slider.value = audioHolderObject.initalPosition;
+		} else {
+			// Distribute it randomnly
+			audioObject.interfaceDOM.slider.value = Math.random();
+		}
 		
 		sliderBox.appendChild(audioObject.interfaceDOM.holder);
 		audioObject.metric.initialised(audioObject.interfaceDOM.slider.value);