d3.slider=function module(){"use strict";var div,min=0,max=100,svg,svgGroup,value,classPrefix,axis,height=20,rect,rectHeight=10,tickSize=6,margin={top:5,right:10,bottom:4,left:10},ticks=0,tickValues,scale,tickFormat,dragger,width,range=false,callbackFn,stepValues,focus;function slider(selection){selection.each(function(){div=d3.select(this).classed('d3slider',true);width=parseInt(div.style("width"),10)-(margin.left
+ margin.right);value=value||min;scale=d3.scale.linear().domain([min,max]).range([0,width]).clamp(true);svg=div.append("svg").attr("class","d3slider-axis").attr("width",width+ margin.left+ margin.right).attr("height",height+ margin.top+ margin.bottom).append("g").attr("transform","translate("+ margin.left+","+ margin.top+")");svg.append("rect").attr("class","d3slider-rect-range").attr("width",width).attr("height",rectHeight);if(range){svg.append("rect").attr("class","d3slider-rect-value").attr("width",scale(value)).attr("height",rectHeight);}
var axis=d3.svg.axis().scale(scale).orient("bottom");if(ticks!=0){axis.ticks(ticks);axis.tickSize(tickSize);}else if(tickValues){axis.tickValues(tickValues);axis.tickSize(tickSize);}else{axis.ticks(0);axis.tickSize(0);}
if(tickFormat){axis.tickFormat(tickFormat);}
svg.append("g").attr("transform","translate(0,"+ rectHeight+")").call(axis)
var values=[value];dragger=svg.selectAll(".dragger").data(values).enter().append("g").attr("class","dragger").attr("transform",function(d){return"translate("+ scale(d)+")";})
var displayValue=null;if(tickFormat){displayValue=tickFormat(value);}else{displayValue=d3.format(",.0f")(value);}
dragger.append("text").attr("x",0).attr("y",-15).attr("text-anchor","middle").attr("class","draggertext").text(displayValue);dragger.append("circle").attr("class","dragger-outer").attr("r",8).attr("transform",function(d){return"translate(0,5)";});dragger.append("circle").attr("class","dragger-inner").attr("r",4).attr("transform",function(d){return"translate(0,5)";});var dragBehaviour=d3.behavior.drag();dragBehaviour.on("drag",slider.drag);dragger.call(dragBehaviour);svg.on("click",slider.click);});}
slider.draggerTranslateFn=function(){return function(d){return"translate("+ scale(d)+")";}}
slider.click=function(){var pos=d3.event.offsetX||d3.event.layerX;slider.move(pos);}
slider.drag=function(){var pos=d3.event.x;slider.move(pos+margin.left);}
slider.move=function(pos){var l,u;var newValue=scale.invert(pos- margin.left);if(stepValues!=undefined){l=stepValues.reduce(function(p,c,i,arr){if(c<newValue){return c;}else{return p;}});if(stepValues.indexOf(l)<stepValues.length-1){u=stepValues[stepValues.indexOf(l)+ 1];}else{u=l;}
var oldValue=value;value=((newValue-l)<=(u-newValue))?l:u;}else{var oldValue=value;value=newValue;}
var values=[value];svg.selectAll(".dragger").data(values).attr("transform",function(d){return"translate("+ scale(d)+")";});var displayValue=null;if(tickFormat){displayValue=tickFormat(value);}else{displayValue=d3.format(",.0f")(value);}
svg.selectAll(".dragger").select("text").text(displayValue);if(range){svg.selectAll(".d3slider-rect-value").attr("width",scale(value));}
if(callbackFn){callbackFn(slider);}}
slider.min=function(_){if(!arguments.length)return min;min=_;return slider;};slider.max=function(_){if(!arguments.length)return max;max=_;return slider;};slider.classPrefix=function(_){if(!arguments.length)return classPrefix;classPrefix=_;return slider;}
slider.tickValues=function(_){if(!arguments.length)return tickValues;tickValues=_;return slider;}
slider.ticks=function(_){if(!arguments.length)return ticks;ticks=_;return slider;}
slider.stepValues=function(_){if(!arguments.length)return stepValues;stepValues=_;return slider;}
slider.tickFormat=function(_){if(!arguments.length)return tickFormat;tickFormat=_;return slider;}
slider.value=function(_){if(!arguments.length)return value;value=_;return slider;}
slider.showRange=function(_){if(!arguments.length)return range;range=_;return slider;}
slider.callback=function(_){if(!arguments.length)return callbackFn;callbackFn=_;return slider;}
slider.setValue=function(newValue){var pos=scale(newValue)+ margin.left;slider.move(pos);}
slider.mousemove=function(){var pos=d3.mouse(this)[0];var val=slider.getNearest(scale.invert(pos),stepValues);focus.attr("transform","translate("+ scale(val)+",0)");focus.selectAll("text").text(val);}
slider.getNearest=function(val,arr){var l=arr.reduce(function(p,c,i,a){if(c<val){return c;}else{return p;}});var u=arr[arr.indexOf(l)+1];var nearest=((value-l)<=(u-value))?l:u;return nearest;}
slider.destroy=function(){div.selectAll('svg').remove();return slider;}
return slider;};