Ticket #3467: slider.patch

# This patch file was generated by NetBeans IDE
# Following Index: paths are relative to: C:\Users\Anar Huseynov\Projects\projectone\app\webroot\js\jqueryui
# This patch can be applied using context Tools: Patch action on respective folder.
# It uses platform neutral UTF-8 encoding and \n newlines.
# Above lines and this line are ignored by the patching process.
Index: ui.slider.js
--- ui.slider.js Base (BASE)
+++ ui.slider.js Locally Modified (Based On LOCAL)
@@ -192,12 +192,16 @@
 		this.elementOffset = this.element.offset();
 
 		var position = { x: event.pageX, y: event.pageY };
-		var normValue = this._normValueFromMouse(position);
+        var percentValue = this._percentValueFromMouse(position) * 100;
 
-		var distance = this._valueMax() - this._valueMin() + 1, closestHandle;
+		var distance = 101, closestHandle;
 		var self = this, index;
+        var direction = 'left';
+        if ('vertical' == this.orientation) {
+            direction = 'top';
+        }
 		this.handles.each(function(i) {
-			var thisDistance = Math.abs(normValue - self.values(i));
+			var thisDistance = Math.abs(percentValue - parseFloat($(this).css(direction)));
 			if (distance > thisDistance) {
 				distance = thisDistance;
 				closestHandle = $(this);
@@ -205,13 +209,6 @@
 			}
 		});
 
-		// workaround for bug #3736 (if both handles of a range are at 0,
-		// the first is always used as the one with least distance,
-		// and moving it is obviously prevented by preventing negative ranges)
-		if(o.range == true && this.values(1) == o.min) {
-			closestHandle = $(this.handles[++index]);
-		}
-
 		this._start(event, index);
 
 		self._handleIndex = index;
@@ -231,10 +228,8 @@
 				+ (parseInt(closestHandle.css('marginTop'),10) || 0)
 		};
 
-		normValue = this._normValueFromMouse(position);
-		this._slide(event, index, normValue);
+        this._slide(event, index, this._normValueFromMouse(position, index));
 		return true;
-
 	},
 
 	_mouseStart: function(event) {
@@ -244,7 +239,7 @@
 	_mouseDrag: function(event) {
 
 		var position = { x: event.pageX, y: event.pageY };
-		var normValue = this._normValueFromMouse(position);
+		var normValue = this._normValueFromMouse(position, this._handleIndex);
 
 		this._slide(event, this._handleIndex, normValue);
 
@@ -268,8 +263,36 @@
 		this.orientation = this.options.orientation == 'vertical' ? 'vertical' : 'horizontal';
 	},
 
-	_normValueFromMouse: function(position) {
+	_normValueFromMouse: function(position, index) {
 
+		var percentMouse = this._percentValueFromMouse(position);
+        if (this.options.values && this.options.values.length) {
+            var size = this.elementSize.width;
+            var handle_size = $(this.handles[index]).width();
+            var actual_size = size - handle_size;
+            var down_ratio = actual_size / size;
+            if (index == 0) {
+                percentMouse = percentMouse / down_ratio;
+            } else if (index == 1) {
+                percentMouse = (percentMouse - handle_size / size) / down_ratio;
+            }
+        }
+		var valueTotal = this._valueMax() - this._valueMin(),
+			valueMouse = percentMouse * valueTotal,
+			valueMouseModStep = valueMouse % this.options.step,
+			normValue = this._valueMin() + valueMouse - valueMouseModStep;
+
+		if (valueMouseModStep > (this.options.step / 2))
+			normValue += this.options.step;
+
+		// Since JavaScript has problems with large floats, round
+		// the final value to 5 digits after the decimal point (see #4124)
+		return parseFloat(normValue.toFixed(5));
+
+	},
+
+    _percentValueFromMouse: function(position) {
+
 		var pixelTotal, pixelMouse;
 		if ('horizontal' == this.orientation) {
 			pixelTotal = this.elementSize.width;
@@ -285,18 +308,7 @@
 		if ('vertical' == this.orientation)
 			percentMouse = 1 - percentMouse;
 
-		var valueTotal = this._valueMax() - this._valueMin(),
-			valueMouse = percentMouse * valueTotal,
-			valueMouseModStep = valueMouse % this.options.step,
-			normValue = this._valueMin() + valueMouse - valueMouseModStep;
-
-		if (valueMouseModStep > (this.options.step / 2))
-			normValue += this.options.step;
-
-		// Since JavaScript has problems with large floats, round
-		// the final value to 5 digits after the decimal point (see #4124)
-		return parseFloat(normValue.toFixed(5));
-
+		return parseFloat(percentMouse.toFixed(5));
 	},
 
 	_start: function(event, index) {
@@ -477,7 +489,16 @@
 		if (this.options.values && this.options.values.length) {
 			var vp0, vp1;
 			this.handles.each(function(i, j) {
+                var size = $(self.element).width();
+                var handle_size = $(this).width();
 				var valPercent = (self.values(i) - self._valueMin()) / (self._valueMax() - self._valueMin()) * 100;
+                var actual_size = size - handle_size;
+                var down_ratio = actual_size / size;
+                if (i == 0) {
+                    valPercent *= down_ratio;
+                } else if (i == 1) {
+                    valPercent = valPercent * down_ratio + handle_size / size * 100;
+                }
 				var _set = {}; _set[self.orientation == 'horizontal' ? 'left' : 'bottom'] = valPercent + '%';
 				$(this).stop(1,1)[animate ? 'animate' : 'css'](_set, o.animate);
 				if (self.options.range === true) {