/*!
// iPhone-style Checkboxes jQuery plugin
// Copyright Thomas Reynolds, licensed GPL & MIT
*/
(function($,iphoneStyle){$[iphoneStyle]=function(elem,options){this.$elem=$(elem);var obj=this;$.each(options,function(key,value){obj[key]=value});this.wrapCheckboxWithDivs();this.attachEvents();this.disableTextSelection();if(this.resizeHandle){this.optionallyResize("handle")}if(this.resizeContainer){this.optionallyResize("container")}this.initialPosition()};$.extend($[iphoneStyle].prototype,{wrapCheckboxWithDivs:function(){this.$elem.wrap('<div class="'+this.containerClass+'" />');this.container=this.$elem.parent();this.offLabel=$('<label class="'+this.labelOffClass+'"><span>'+this.uncheckedLabel+"</span></label>").appendTo(this.container);this.offSpan=this.offLabel.children("span");this.onLabel=$('<label class="'+this.labelOnClass+'"><span>'+this.checkedLabel+"</span></label>").appendTo(this.container);this.onSpan=this.onLabel.children("span");this.handle=$('<div class="'+this.handleClass+'"><div class="'+this.handleRightClass+'"><div class="'+this.handleCenterClass+'" /></div></div>').appendTo(this.container)},disableTextSelection:function(){if(!$.browser.msie){return}$.each([this.handle,this.offLabel,this.onLabel,this.container],function(el){$(el).attr("unselectable","on")})},optionallyResize:function(mode){var onLabelWidth=this.onLabel.width(),offLabelWidth=this.offLabel.width(),newWidth=(onLabelWidth<offLabelWidth)?onLabelWidth:offLabelWidth;if(mode=="container"){newWidth+=this.handle.width()+15}this[mode].css({width:newWidth})},attachEvents:function(){var obj=this;this.container.bind("mousedown touchstart",function(event){event.preventDefault();if(obj.$elem.is(":disabled")){return}var x=event.pageX||event.originalEvent.changedTouches[0].pageX;$[iphoneStyle].currentlyClicking=obj.handle;$[iphoneStyle].dragStartPosition=x-(parseInt(obj.handle.css("left"),10)||0)}).bind("iPhoneDrag",function(event,x){event.preventDefault();if(obj.$elem.is(":disabled")){return}var p=(x-$[iphoneStyle].dragStartPosition)/obj.rightSide;if(p<0){p=0}if(p>1){p=1}obj.handle.css({left:p*obj.rightSide});obj.onLabel.css({width:p*obj.rightSide+4});obj.offSpan.css({marginRight:-p*obj.rightSide});obj.onSpan.css({marginLeft:-(1-p)*obj.rightSide})}).bind("iPhoneDragEnd",function(event,x){if(obj.$elem.is(":disabled")){return}if($[iphoneStyle].dragging){var p=(x-$[iphoneStyle].dragStartPosition)/obj.rightSide;obj.$elem.attr("checked",(p>=0.5))}else{obj.$elem.attr("checked",!obj.$elem.attr("checked"))}$[iphoneStyle].currentlyClicking=null;$[iphoneStyle].dragging=null;obj.$elem.change()});this.$elem.change(function(){if(obj.$elem.is(":disabled")){obj.container.addClass(obj.disabledClass);return false}else{obj.container.removeClass(obj.disabledClass)}var new_left=obj.$elem.attr("checked")?obj.rightSide:0;obj.handle.animate({left:new_left},obj.duration);obj.onLabel.animate({width:new_left+4},obj.duration);obj.offSpan.animate({marginRight:-new_left},obj.duration);obj.onSpan.animate({marginLeft:new_left-obj.rightSide},obj.duration)})},initialPosition:function(){this.offLabel.css({width:this.container.width()-5});var offset=($.browser.msie&&$.browser.version<7)?3:6;this.rightSide=this.container.width()-this.handle.width()-offset;if(this.$elem.is(":checked")){this.handle.css({left:this.rightSide});this.onLabel.css({width:this.rightSide+4});this.offSpan.css({marginRight:-this.rightSide})}else{this.onLabel.css({width:0});this.onSpan.css({marginLeft:-this.rightSide})}if(this.$elem.is(":disabled")){this.container.addClass(this.disabledClass)}}});$.fn[iphoneStyle]=function(options){var checkboxes=this.filter(":checkbox");if(!checkboxes.length){return this}var opt=$.extend({},$[iphoneStyle].defaults,options);checkboxes.each(function(){$(this).data(iphoneStyle,new $[iphoneStyle](this,opt))});if(!$[iphoneStyle].initComplete){$(document).bind("mousemove touchmove",function(event){if(!$[iphoneStyle].currentlyClicking){return}if(event.pageX!=$[iphoneStyle].dragStartPosition){$[iphoneStyle].dragging=true}event.preventDefault();var x=event.pageX||event.originalEvent.changedTouches[0].pageX;$(event.target).trigger("iPhoneDrag",[x])}).bind("mouseup touchend",function(event){if(!$[iphoneStyle].currentlyClicking){return}event.preventDefault();var x=event.pageX||event.originalEvent.changedTouches[0].pageX;$($[iphoneStyle].currentlyClicking).trigger("iPhoneDragEnd",[x])});$[iphoneStyle].initComplete=true}return this};$[iphoneStyle].defaults={duration:200,checkedLabel:"ON",uncheckedLabel:"OFF",resizeHandle:true,resizeContainer:true,disabledClass:"iPhoneCheckDisabled",containerClass:"iPhoneCheckContainer",labelOnClass:"iPhoneCheckLabelOn",labelOffClass:"iPhoneCheckLabelOff",handleClass:"iPhoneCheckHandle",handleCenterClass:"iPhoneCheckHandleCenter",handleRightClass:"iPhoneCheckHandleRight"}})(jQuery,"iphoneStyle");