if(!window.Refresh)Refresh={};if(!Refresh.Web)Refresh.Web={};Refresh.Web.SlidersList=[];Refresh.Web.DefaultSliderSettings={xMinValue:0,xMaxValue:100,yMinValue:0,yMaxValue:100,arrowImage:'refresh_web/colorpicker/images/rangearrows.gif'}
Refresh.Web.Slider=Class.create();Refresh.Web.Slider.prototype={_bar:null,_arrow:null,initialize:function(id,settings){this.id=id;this.settings=Object.extend(Object.extend({},Refresh.Web.DefaultSliderSettings),settings||{});this.xValue=0;this.yValue=0;this._bar=$(this.id);this._arrow=document.createElement('img');this._arrow.border=0;this._arrow.src=this.settings.arrowImage;this._arrow.margin=0;this._arrow.padding=0;this._arrow.style.position='absolute';this._arrow.style.top='0px';this._arrow.style.left='0px';document.body.appendChild(this._arrow);var slider=this;this.setPositioningVariables();this._event_docMouseMove=this._docMouseMove.bindAsEventListener(this);this._event_docMouseUp=this._docMouseUp.bindAsEventListener(this);Event.observe(this._bar,'mousedown',this._bar_mouseDown.bindAsEventListener(this));Event.observe(this._arrow,'mousedown',this._arrow_mouseDown.bindAsEventListener(this));this.setArrowPositionFromValues();if(this.onValuesChanged)
this.onValuesChanged(this);Refresh.Web.SlidersList.push(this);},setPositioningVariables:function(){this._barWidth=this._bar.getWidth();this._barHeight=this._bar.getHeight();var pos=this._bar.cumulativeOffset();this._barTop=pos.top;this._barLeft=pos.left;this._barBottom=this._barTop+ this._barHeight;this._barRight=this._barLeft+ this._barWidth;this._arrow=$(this._arrow);this._arrowWidth=this._arrow.getWidth();this._arrowHeight=this._arrow.getHeight();this.MinX=this._barLeft;this.MinY=this._barTop;this.MaxX=this._barRight;this.MinY=this._barBottom;},setArrowPositionFromValues:function(e){this.setPositioningVariables();var arrowOffsetX=0;var arrowOffsetY=0;if(this.settings.xMinValue!=this.settings.xMaxValue){if(this.xValue==this.settings.xMinValue){arrowOffsetX=0;}else if(this.xValue==this.settings.xMaxValue){arrowOffsetX=this._barWidth-1;}else{var xMax=this.settings.xMaxValue;if(this.settings.xMinValue<1){xMax=xMax+ Math.abs(this.settings.xMinValue)+ 1;}
var xValue=this.xValue;if(this.xValue<1)xValue=xValue+ 1;arrowOffsetX=xValue/xMax*this._barWidth;if(parseInt(arrowOffsetX)==(xMax-1))
arrowOffsetX=xMax;else
arrowOffsetX=parseInt(arrowOffsetX);if(this.settings.xMinValue<1){arrowOffsetX=arrowOffsetX- Math.abs(this.settings.xMinValue)- 1;}}}
if(this.settings.yMinValue!=this.settings.yMaxValue){if(this.yValue==this.settings.yMinValue){arrowOffsetY=0;}else if(this.yValue==this.settings.yMaxValue){arrowOffsetY=this._barHeight-1;}else{var yMax=this.settings.yMaxValue;if(this.settings.yMinValue<1){yMax=yMax+ Math.abs(this.settings.yMinValue)+ 1;}
var yValue=this.yValue;if(this.yValue<1)yValue=yValue+ 1;var arrowOffsetY=yValue/yMax*this._barHeight;if(parseInt(arrowOffsetY)==(yMax-1))
arrowOffsetY=yMax;else
arrowOffsetY=parseInt(arrowOffsetY);if(this.settings.yMinValue<1){arrowOffsetY=arrowOffsetY- Math.abs(this.settings.yMinValue)- 1;}}}
this._setArrowPosition(arrowOffsetX,arrowOffsetY);},_setArrowPosition:function(offsetX,offsetY){if(offsetX<0)offsetX=0
if(offsetX>this._barWidth)offsetX=this._barWidth;if(offsetY<0)offsetY=0
if(offsetY>this._barHeight)offsetY=this._barHeight;var posX=this._barLeft+ offsetX;var posY=this._barTop+ offsetY;if(this._arrowWidth>this._barWidth){posX=posX-(this._arrowWidth/2- this._barWidth/2);}else{posX=posX- parseInt(this._arrowWidth/2);}
if(this._arrowHeight>this._barHeight){posY=posY-(this._arrowHeight/2- this._barHeight/2);}else{posY=posY- parseInt(this._arrowHeight/2);}
this._arrow.style.left=posX+'px';this._arrow.style.top=posY+'px';},_bar_mouseDown:function(e){this._mouseDown(e);},_arrow_mouseDown:function(e){this._mouseDown(e);},_mouseDown:function(e){Refresh.Web.ActiveSlider=this;this.setValuesFromMousePosition(e);Event.observe(document,'mousemove',this._event_docMouseMove);Event.observe(document,'mouseup',this._event_docMouseUp);Event.stop(e);},_docMouseMove:function(e){this.setValuesFromMousePosition(e);Event.stop(e);},_docMouseUp:function(e){Event.stopObserving(document,'mouseup',this._event_docMouseUp);Event.stopObserving(document,'mousemove',this._event_docMouseMove);Event.stop(e);},setValuesFromMousePosition:function(e){var mouse=Event.pointer(e);var relativeX=0;var relativeY=0;if(mouse.x<this._barLeft)
relativeX=0;else if(mouse.x>this._barRight)
relativeX=this._barWidth;else
relativeX=mouse.x- this._barLeft+ 1;if(mouse.y<this._barTop)
relativeY=0;else if(mouse.y>this._barBottom)
relativeY=this._barHeight;else
relativeY=mouse.y- this._barTop+ 1;var newXValue=parseInt(relativeX/this._barWidth*this.settings.xMaxValue);var newYValue=parseInt(relativeY/this._barHeight*this.settings.yMaxValue);this.xValue=newXValue;this.yValue=newYValue;if(this.settings.xMaxValue==this.settings.xMinValue)
relativeX=0;if(this.settings.yMaxValue==this.settings.yMinValue)
relativeY=0;this._setArrowPosition(relativeX,relativeY);if(this.onValuesChanged)
this.onValuesChanged(this);}}