if(!window.Richfaces)window.Richfaces={};Richfaces.Slider=Class.create();Richfaces.Slider.prototype={initialize:function(handle,track,tip,table,handleSelectedClass,options){var slider=this;this.handle=$(handle);this.tip=$(tip);this.track=$(track);this.mainTable=$(table);this.input=$(options.inputId)||document.getElementsByName(options.inputId)[0];this.options=options||{};this.classes={};this.classes.arrow="dr-insldr-handler rich-inslider-handler";this.classes.arrowSelected="dr-insldr-handler-sel rich-inslider-handler-selected";this.classes.temp=this.handle.className;this.classes.base=" "+this.trim(this.classes.temp.replace("dr-insldr-handler rich-inslider-handler",""));this.classes.handleSelected=" "+handleSelectedClass;this.table=this.findTableForTrack(this.track);this.input.value=this.options.sliderValue;this.prevInputValue=this.input.value;this.graggedImageOn=false;this.range=this.options.range||$R(0,1);this.value=0;this.minimum=this.options.minimum||this.range.start;this.maximum=this.options.maximum||this.range.end;this.digCount=0;this.step=this.options.step;if((this.step+"").indexOf(".")!=-1){var stepStr=(this.step+"");this.digCount=(stepStr.substring(stepStr.indexOf(".")+1,stepStr.length)).length;}
this.availableValues=this.calculateAvailableValues();this.tip.maxlength=(this.maximum+"").length+(this.digCount!=0?this.digCount+1:0);this.handleLength=9;this.active=false;this.dragging=false;this.editInFocus=false;this.disabled=this.options.disabled?true:false;var tr=this.track.childNodes[0];this.prevMouseUp=window.document.onmouseup;this.prevMouseMove=window.document.onmousemove;this.documentBodyOload=this.load.bindAsEventListener(this);Event.observe(window,"load",this.documentBodyOload);this.eventWindowResized=this.windowResized.bindAsEventListener(this);Event.observe(window,"resize",this.eventWindowResized);if(!this.options.disabled){this.eventMouseUp=this.processMouseUp.bindAsEventListener(this);this.eventMouseMove=this.update.bindAsEventListener(this);this.eventMouseDown=this.startDrag.bindAsEventListener(this);this.eventEditFocus=this.editFocus.bindAsEventListener(this);this.eventEditBlur=this.editBlur.bindAsEventListener(this);this.eventEditChange=this.editChange.bindAsEventListener(this);this.eventEditValidate=this.inputValidate.bindAsEventListener(this);this.eventInputChange=this.inputChange.bindAsEventListener(this);this.eventWindowMouseOut=this.windowMouseOut.bindAsEventListener(this);if(this.options.onerr!=""){this.eventError=new Function(this.options.onerr).bindAsEventListener(this);}
if(this.options.onchange!=""){this.eventChanged=new Function("event",this.options.onchange).bindAsEventListener(this);}
Event.observe(this.track,"mousedown",this.eventMouseDown);Event.observe(tr,"mousedown",this.eventMouseDown);Event.observe(this.input,"keydown",this.eventEditValidate);Event.observe(this.input,"keyup",this.eventEditChange);Event.observe(this.input,"focus",this.eventEditFocus);Event.observe(this.input,"blur",this.eventEditBlur);Event.observe(document,"mouseout",this.eventWindowMouseOut);if(this.input.onchange){this.eventInputOnChange=this.input.onchange.bindAsEventListener(this.input);this.input.onchange=null;}
Event.observe(this.input,"change",this.eventInputChange);}
this.initialized=true;this.setInitialValue();this.required=options.required;},setInitialValue:function(){this.setValue(parseFloat(this.options.sliderValue||this.range.start));this.handle.style.visibility="visible";this.prevValue=this.value;this.valueChanged=false;},calculateAvailableValues:function(){var values=new Array();var value=this.roundFloat(this.minimum);var i=0;while(value<this.maximum){values[i]=value;value=this.roundFloat(value+parseFloat(this.step));i++;}
values[i]=this.roundFloat(this.maximum);return values;},roundFloat:function(x){if(!this.digCount)
return Math.round(x);return parseFloat(Number(x).toFixed(this.digCount));},windowMouseOut:function(evt){var elt=null;if(evt.srcElement){elt=evt.toElement;}else{elt=evt.relatedTarget;}
if(elt==null){this.endDrag(evt);}},windowResized:function(evt){this.setValue(this.value);},findTableForTrack:function(elem){var parent=elem.parentElement||elem.parentNode;if(parent.tagName.toUpperCase()=="TABLE"){return parent;}else{return this.findTableForTrack(parent);}},getNearestValue:function(value){var pos;pos=this.binsearch(this.availableValues,value);if(pos>0){var prevPos=pos-1;if(Math.abs(value-this.availableValues[prevPos])<Math.abs(this.availableValues[pos]-value)){pos=prevPos;}}
return this.roundFloat(this.availableValues[pos]);},binsearch:function(v,t){var i=0;var j=v.length-1;var k;while(i<j){k=Math.round((i+j)/2+0.5)-1;if(t<=v[k])j=k;else i=k+1;}
return i;},setValue:function(sliderValue){if(isNaN(sliderValue)){sliderValue=0;}
var newValue=this.getNearestValue(sliderValue);this.value=newValue;if((!this.editInFocus||newValue==sliderValue)&&(this.required||""!=this.input.value||this.updating)){this.input.value=this.value;this.handle.style.left=this.translateToPx(this.value);}else
{this.handle.style.left="-2px";}
if(!this.tip.firstChild){this.tip.appendChild(window.document.createTextNode(this.value));}
this.tip.firstChild.nodeValue=this.value;this.tip.style.left=this.handle.offsetLeft+"px";},translateToPx:function(value){return Math.round(((this.maximumOffset()-this.handleLength)/(this.range.end-this.range.start))*(value-this.range.start))+"px";},translateToValue:function(offset){return((offset/(this.maximumOffset()-this.handleLength)*(this.range.end-this.range.start))+this.range.start);},maximumOffset:function(){return this.removePx(this.track.style.width||this.track.offsetWidth);},removePx:function(e){if((e+"").indexOf("px")!=-1)
return(e+"").substring(0,e.length-2);else
return e;},startDrag:function(event){if(this.editInFocus)
this.input.blur();window.document.onmouseup=this.eventMouseUp.bindAsEventListener(this);window.document.onmousemove=this.eventMouseMove.bindAsEventListener(this);this.editBlur();this.prevMouseDownEvent=event;if(Event.isLeftClick(event)){if(!this.disabled){this.handle.className=this.classes.arrowSelected+this.classes.base+this.classes.handleSelected;if(this.options.currValue){this.tip.style.display="block";}
Richfaces.createEvent("mousedown",this.mainTable,null,null).fire();this.active=true;var handle=Event.element(event);var pointer=Event.pointerX(event);var offsets=Position.cumulativeOffset(this.track);this.updating=true;this.setValue(this.translateToValue((pointer-offsets[0])-(this.handleLength/2)));this.updating=false;var offsets=Position.cumulativeOffset(this.handle);this.offsetX=pointer-offsets[0];}
Event.stop(event);}},update:function(event){this.updating=true;if(this.active){if(!this.dragging)this.dragging=true;this.draw(event);Event.stop(event);}
this.updating=false;},draw:function(event){var pointer=Event.pointerX(event);var offsets=Position.cumulativeOffset(this.track);pointer-=this.offsetX+offsets[0];this.setValue(this.translateToValue(pointer));},processMouseUp:function(event){this.endDrag(event);this.fireClickIfNeeded(event);},endDrag:function(event){window.document.onmouseup=this.prevMouseUp;window.document.onmousemove=this.prevMouseMove;if(this.options.currValue){Element.hide(this.tip);}
if(this.eventChanged&&this.isValueChanged()){this.eventChanged(event);}
this.handle.className=this.classes.arrow+this.classes.base;if(this.active&&this.dragging){this.active=false;this.dragging=false;Richfaces.createEvent("mouseup",this.mainTable,null,null).fire();Event.stop(event);}
if(RichFaces.navigatorType()!="MSIE")
Richfaces.createEvent("change",this.input,null,null).fire();},fireClickIfNeeded:function(event){if((this.prevMouseDownEvent.target!=event.target&&RichFaces.navigatorType()=="FF")||(RichFaces.getOperaVersion()&&RichFaces.getOperaVersion()<9.0&&event.target.tagName.toLowerCase()!="div")){Richfaces.createEvent("click",this.mainTable,null,null).fire();}},isValueChanged:function(){var ret=this.prevValue!=this.value
this.prevValue=this.value;return ret;},inputChange:function(e){this.editInFocus=false;if(isNaN(Number(this.input.value))){this.setValue(this.value);}else{if(this.outOfRange)
if(this.eventError)
this.eventError();this.setValue(Number(this.input.value));}
this.value=this.input.value?this.input.value:this.minimum;if(this.eventInputOnChange){this.eventInputOnChange();}
if(this.eventChanged&&this.isValueChanged()){this.eventChanged(e);}},inputValidate:function(e){if(e.keyCode==13){if(isNaN(Number(this.input.value))){this.input.value=this.value;this.editBlur();this.setValue(this.value);}}},editChange:function(e){if(isNaN(Number(this.input.value))){this.setValue(Number(this.value));this.input.value=this.value;if(this.eventError){this.eventError();}}else{if(!(e.keyCode>37&&e.keyCode<40)){this.setValue(Number(this.input.value));}}
if(e.keyCode==13){if(this.required||""!=this.input.value)
this.input.value=this.getNearestValue(this.value);this.input.form.submit();}
if(this.eventChanged&&this.isValueChanged()){this.eventChanged(e);}},editFocus:function(){this.editInFocus=true;},editBlur:function(){this.editInFocus=false;if((this.input.value+"").indexOf(this.value)!=0){this.setValue(this.input.value);this.eventInputChange();}
else{this.setValue(this.input.value);}},load:function(){if(this.input.value){this.options.sliderValue=this.input.value;}
this.setInitialValue();},trim:function(str){return str.replace(/^\s+|\s+$/,'');}}