text: ﻿/* http://keith-wood.name/svg.html
     jQuery DOM compatibility for jQuery SVG v1.4.5.
     Written by Keith Wood (kbwood{at}iinet.com.au) April 2009.
     Dual licensed under the GPL (http://dev.jquery.com/browser/trunk/jquery/GPL-LICENSE.txt) and 
     MIT (http://dev.jquery.com/browser/trunk/jquery/MIT-LICENSE.txt) licenses. 
     Please attribute the author if you use it. */
  
  (function($) { // Hide scope, no $ conflict
  
  /* Support adding class names to SVG nodes. */
  $.fn.addClass = function(origAddClass) {
  	return function(classNames) {
  		classNames = classNames || '';
  		return this.each(function() {
  			if ($.svg.isSVGElem(this)) {
  				var node = this;
  				$.each(classNames.split(/\s+/), function(i, className) {
  					var classes = (node.className ? node.className.baseVal : node.getAttribute('class'));
  					if ($.inArray(className, classes.split(/\s+/)) == -1) {
  						classes += (classes ? ' ' : '') + className;
  						(node.className ? node.className.baseVal = classes :
  							node.setAttribute('class',  classes));
  					}
  				});
  			}
  			else {
  				origAddClass.apply($(this), [classNames]);
  			}
  		});
  	};
  }($.fn.addClass);
  
  /* Support removing class names from SVG nodes. */
  $.fn.removeClass = function(origRemoveClass) {
  	return function(classNames) {
  		classNames = classNames || '';
  		return this.each(function() {
  			if ($.svg.isSVGElem(this)) {
  				var node = this;
  				$.each(classNames.split(/\s+/), function(i, className) {
  					var classes = (node.className ? node.className.baseVal : node.getAttribute('class'));
  					classes = $.grep(classes.split(/\s+/), function(n, i) { return n != className; }).
  						join(' ');
  					(node.className ? node.className.baseVal = classes :
  						node.setAttribute('class', classes));
  				});
  			}
  			else {
  				origRemoveClass.apply($(this), [classNames]);
  			}
  		});
  	};
  }($.fn.removeClass);
  
  /* Support toggling class names on SVG nodes. */
  $.fn.toggleClass = function(origToggleClass) {
  	return function(className, state) {
  		return this.each(function() {
  			if ($.svg.isSVGElem(this)) {
  				if (typeof state !== 'boolean') {
  					state = !$(this).hasClass(className);
  				}
  				$(this)[(state ? 'add' : 'remove') + 'Class'](className);
  			}
  			else {
  				origToggleClass.apply($(this), [className, state]);
  			}
  		});
  	};
  }($.fn.toggleClass);
  
  /* Support checking class names on SVG nodes. */
  $.fn.hasClass = function(origHasClass) {
  	return function(className) {
  		className = className || '';
  		var found = false;
  		this.each(function() {
  			if ($.svg.isSVGElem(this)) {
  				var classes = (this.className ? this.className.baseVal :
  					this.getAttribute('class')).split(/\s+/);
  				found = ($.inArray(className, classes) > -1);
  			}
  			else {
  				found = (origHasClass.apply($(this), [className]));
  			}
  			return !found;
  		});
  		return found;
  	};
  }($.fn.hasClass);
  
  /* Support attributes on SVG nodes. */
  $.fn.attr = function(origAttr) {
  	return function(name, value, type) {
  		if (typeof name === 'string' && value === undefined) {
  			var val = origAttr.apply(this, [name]);
  			if (val && val.baseVal && val.baseVal.numberOfItems != null) { // Multiple values
  				value = '';
  				val = val.baseVal;
  				if (name == 'transform') {
  					for (var i = 0; i < val.numberOfItems; i++) {
  						var item = val.getItem(i);
  						switch (item.type) {
  							case 1: value += ' matrix(' + item.matrix.a + ',' + item.matrix.b + ',' +
  										item.matrix.c + ',' + item.matrix.d + ',' +
  										item.matrix.e + ',' + item.matrix.f + ')';
  									break;
  							case 2: value += ' translate(' + item.matrix.e + ',' + item.matrix.f + ')'; break;
  							case 3: value += ' scale(' + item.matrix.a + ',' + item.matrix.d + ')'; break;
  							case 4: value += ' rotate(' + item.angle + ')'; break; // Doesn't handle new origin
  							case 5: value += ' skewX(' + item.angle + ')'; break;
  							case 6: value += ' skewY(' + item.angle + ')'; break;
  						}
  					}
  					val = value.substring(1);
  				}
  				else {
  					val = val.getItem(0).valueAsString;
  				}
  			}
  			return (val && val.baseVal ? val.baseVal.valueAsString : val);
  		}
  
  		var options = name;
  		if (typeof name === 'string') {
  			options = {};
  			options[name] = value;
  		}
  		return this.each(function() {
  			if ($.svg.isSVGElem(this)) {
  				for (var n in options) {
  					var val = ($.isFunction(options[n]) ? options[n]() : options[n]);
  					(type ? this.style[n] = val : this.setAttribute(n, val));
  				}
  			}
  			else {
  				origAttr.apply($(this), [name, value, type]);
  			}
  		});
  	};
  }($.fn.attr);
  
  /* Support removing attributes on SVG nodes. */
  $.fn.removeAttr = function(origRemoveAttr) {
  	return function(name) {
  		return this.each(function() {
  			if ($.svg.isSVGElem(this)) {
  				(this[name] && this[name].baseVal ? this[name].baseVal.value = '' :
  					this.setAttribute(name, ''));
  			}
  			else {
  				origRemoveAttr.apply($(this), [name]);
  			}
  		});
  	};
  }($.fn.removeAttr);
  
  /* Add numeric only properties. */
  $.extend($.cssNumber, {
  	'stopOpacity': true,
  	'strokeMitrelimit': true,
  	'strokeOpacity': true
  });
  
  /* Support retrieving CSS/attribute values on SVG nodes. */
  if ($.cssProps) {
  	$.css = function(origCSS) {
  		return function(elem, name, extra) {
  			var value = (name.match(/^svg.*/) ? $(elem).attr($.cssProps[name] || name) : '');
  			return value || origCSS(elem, name, extra);
  		};
  	}($.css);
  }
    
  /* Determine if any nodes are SVG nodes. */
  function anySVG(checkSet) {
  	for (var i = 0; i < checkSet.length; i++) {
  		if (checkSet[i].nodeType == 1 && checkSet[i].namespaceURI == $.svg.svgNS) {
  			return true;
  		}
  	}
  	return false;
  }
  
  /* Update Sizzle selectors. */
  
  $.expr.relative['+'] = function(origRelativeNext) {
  	return function(checkSet, part, isXML) {
  		origRelativeNext(checkSet, part, isXML || anySVG(checkSet));
  	};
  }($.expr.relative['+']);
  
  $.expr.relative['>'] = function(origRelativeChild) {
  	return function(checkSet, part, isXML) {
  		origRelativeChild(checkSet, part, isXML || anySVG(checkSet));
  	};
  }($.expr.relative['>']);
  
  $.expr.relative[''] = function(origRelativeDescendant) {
  	return function(checkSet, part, isXML) {
  		origRelativeDescendant(checkSet, part, isXML || anySVG(checkSet));
  	};
  }($.expr.relative['']);
  
  $.expr.relative['~'] = function(origRelativeSiblings) {
  	return function(checkSet, part, isXML) {
  		origRelativeSiblings(checkSet, part, isXML || anySVG(checkSet));
  	};
  }($.expr.relative['~']);
  
  $.expr.find.ID = function(origFindId) {
  	return function(match, context, isXML) {
  		return ($.svg.isSVGElem(context) ?
  			[context.ownerDocument.getElementById(match[1])] :
  			origFindId(match, context, isXML));
  	};
  }($.expr.find.ID);
  
  var div = document.createElement('div');
  div.appendChild(document.createComment(''));
  if (div.getElementsByTagName('*').length > 0) { // Make sure no comments are found
  	$.expr.find.TAG = function(match, context) {
  		var results = context.getElementsByTagName(match[1]);
  		if (match[1] === '*') { // Filter out possible comments
  			var tmp = [];
  			for (var i = 0; results[i] || results.item(i); i++) {
  				if ((results[i] || results.item(i)).nodeType === 1) {
  					tmp.push(results[i] || results.item(i));
  				}
  			}
  			results = tmp;
  		}
  		return results;
  	};
  }
  
  $.expr.preFilter.CLASS = function(match, curLoop, inplace, result, not, isXML) {
  	match = ' ' + match[1].replace(/\\/g, '') + ' ';
  	if (isXML) {
  		return match;
  	}
  	for (var i = 0, elem = {}; elem != null; i++) {
  		elem = curLoop[i];
  		if (!elem) {
  			try {
  				elem = curLoop.item(i);
  			}
  			catch (e) {
  				// Ignore
  			}
  		}
  		if (elem) {
  			var className = (!$.svg.isSVGElem(elem) ? elem.className :
  				(elem.className ? elem.className.baseVal : '') || elem.getAttribute('class'));
  			if (not ^ (className && (' ' + className + ' ').indexOf(match) > -1)) {
  				if (!inplace)
  					result.push(elem);
  			}
  			else if (inplace) {
  				curLoop[i] = false;
  			}
  		}
  	}
  	return false;
  };
  
  $.expr.filter.CLASS = function(elem, match) {
  	var className = (!$.svg.isSVGElem(elem) ? elem.className :
  		(elem.className ? elem.className.baseVal : elem.getAttribute('class')));
  	return (' ' + className + ' ').indexOf(match) > -1;
  };
  
  $.expr.filter.ATTR = function(origFilterAttr) {
  	return function(elem, match) {
  		var handler = null;
  		if ($.svg.isSVGElem(elem)) {
  			handler = match[1];
  			$.expr.attrHandle[handler] = function(elem){
  				var attr = elem.getAttribute(handler);
  				return attr && attr.baseVal || attr;
  			};
  		}
  		var filter = origFilterAttr(elem, match);
  		if (handler) {
  			$.expr.attrHandle[handler] = null;
  		}
  		return filter;
  	};
  }($.expr.filter.ATTR);
  
  /*
  	In the removeData function (line 1881, v1.7.2):
  
  				if ( jQuery.support.deleteExpando ) {
  					delete elem[ internalKey ];
  				} else {
  					try { // SVG
  						elem.removeAttribute( internalKey );
  					} catch (e) {
  						elem[ internalKey ] = null;
  					}
  				}
  
  	In the event.add function (line 2985, v1.7.2):
  
  				if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
  					// Bind the global event handler to the element
  					try { // SVG
  						elem.addEventListener( type, eventHandle, false );
  					} catch(e) {
  						if ( elem.attachEvent ) {
  							elem.attachEvent( "on" + type, eventHandle );
  						}
  					}
  				}
  
  	In the event.remove function (line 3074, v1.7.2):
  
  			if ( !special.teardown || special.teardown.call( elem, namespaces ) === false ) {
  				try { // SVG
  					elem.removeEventListener(type, elemData.handle, false);
  				}
  				catch (e) {
  					if (elem.detachEvent) {
  						elem.detachEvent("on" + type, elemData.handle);
  					}
  				}
  			}
  
  	In the event.fix function (line 3394, v1.7.2):
  
  		if (event.target.namespaceURI == 'http://www.w3.org/2000/svg') { // SVG
  			event.button = [1, 4, 2][event.button];
  		}
  
  		// Add which for click: 1 === left; 2 === middle; 3 === right
  		// Note: button is not normalized, so don't use it
  		if ( !event.which && button !== undefined ) {
  			event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) );
  		}
  
  	In the Sizzle function (line 4083, v1.7.2):
  
  	if ( toString.call(checkSet) === "[object Array]" ) {
  		if ( !prune ) {
  			results.push.apply( results, checkSet );
  
  		} else if ( context && context.nodeType === 1 ) {
  			for ( i = 0; checkSet[i] != null; i++ ) {
  				if ( checkSet[i] && (checkSet[i] === true || checkSet[i].nodeType === 1 && Sizzle.contains(context, checkSet[i])) ) {
  				results.push( set[i] || set.item(i) ); // SVG
  				}
  			}
  
  		} else {
  			for ( i = 0; checkSet[i] != null; i++ ) {
  				if ( checkSet[i] && checkSet[i].nodeType === 1 ) {
  					results.push( set[i] || set.item(i) ); // SVG
  				}
  			}
  		}
  	} else {...
  
  	In the fallback for the Sizzle makeArray function (line 4877, v1.7.2):
  
  	if ( toString.call(array) === "[object Array]" ) {
  		Array.prototype.push.apply( ret, array );
  
  	} else {
  		if ( typeof array.length === "number" ) {
  			for ( var l = array.length; i &lt; l; i++ ) {
  				ret.push( array[i] || array.item(i) ); // SVG
  			}
  
  		} else {
  			for ( ; array[i]; i++ ) {
  				ret.push( array[i] );
  			}
  		}
  	}
  
  	In the jQuery.cleandata function (line 6538, v1.7.2):
  
  				if ( deleteExpando ) {
  					delete elem[ jQuery.expando ];
  
  				} else {
  					try { // SVG
  						elem.removeAttribute( jQuery.expando );
  					} catch (e) {
  						// Ignore
  					}
  				}
  
  	In the fallback getComputedStyle function (line 6727, v1.7.2):
  
  		defaultView = (elem.ownerDocument ? elem.ownerDocument.defaultView : elem.defaultView); // SVG
  		if ( defaultView &&
  		(computedStyle = defaultView.getComputedStyle( elem, null )) ) {
  
  			ret = computedStyle.getPropertyValue( name );
  			...
  
  */
  
  })(jQuery);
  