if(typeof(Rico)=="undefined")Rico={};Rico.Color=Class.create();Rico.Color.prototype={initialize:function(red,green,blue){this.rgb={r:red,g:green,b:blue};},setRed:function(r){this.rgb.r=r;},setGreen:function(g){this.rgb.g=g;},setBlue:function(b){this.rgb.b=b;},setHue:function(h){var hsb=this.asHSB();hsb.h=h;this.rgb=Rico.Color.HSBtoRGB(hsb.h,hsb.s,hsb.b);},setSaturation:function(s){var hsb=this.asHSB();hsb.s=s;this.rgb=Rico.Color.HSBtoRGB(hsb.h,hsb.s,hsb.b);},setBrightness:function(b){var hsb=this.asHSB();hsb.b=b;this.rgb=Rico.Color.HSBtoRGB(hsb.h,hsb.s,hsb.b);},darken:function(percent){var hsb=this.asHSB();this.rgb=Rico.Color.HSBtoRGB(hsb.h,hsb.s,Math.max(hsb.b-percent,0));},brighten:function(percent){var hsb=this.asHSB();this.rgb=Rico.Color.HSBtoRGB(hsb.h,hsb.s,Math.min(hsb.b+percent,1));},blend:function(other){this.rgb.r=Math.floor((this.rgb.r+other.rgb.r)/2);this.rgb.g=Math.floor((this.rgb.g+other.rgb.g)/2);this.rgb.b=Math.floor((this.rgb.b+other.rgb.b)/2);},isBright:function(){var hsb=this.asHSB();return this.asHSB().b>0.5;},isDark:function(){return!this.isBright();},asRGB:function(){return"rgb("+this.rgb.r+","+this.rgb.g+","+this.rgb.b+")";},asHex:function(){return"#"+this.rgb.r.toColorPart()+this.rgb.g.toColorPart()+this.rgb.b.toColorPart();},asHSB:function(){return Rico.Color.RGBtoHSB(this.rgb.r,this.rgb.g,this.rgb.b);},toString:function(){return this.asHex();}};Rico.Color.createFromHex=function(hexCode){if(hexCode.indexOf('#')==0)
hexCode=hexCode.substring(1);var red="ff",green="ff",blue="ff";if(hexCode.length>4)
{red=hexCode.substring(0,2);green=hexCode.substring(2,4);blue=hexCode.substring(4,6);}
else if(hexCode.length>0&hexCode.length<4)
{var r=hexCode.substring(0,1);var g=hexCode.substring(1,2);var b=hexCode.substring(2);red=r+r;green=g+g;blue=b+b;}
return new Rico.Color(parseInt(red,16),parseInt(green,16),parseInt(blue,16));}
Rico.Color.createColorFromBackground=function(elem){var actualColor=Element.getStyle($(elem),"background-color");if(actualColor=="transparent"&&elem.parent)
return Rico.Color.createColorFromBackground(elem.parent);if(actualColor==null)
return new Rico.Color(255,255,255);if(actualColor.indexOf("rgb(")==0){var colors=actualColor.substring(4,actualColor.length-1);var colorArray=colors.split(",");return new Rico.Color(parseInt(colorArray[0]),parseInt(colorArray[1]),parseInt(colorArray[2]));}
else if(actualColor.indexOf("#")==0){return Rico.Color.createFromHex(actualColor);}
else
return new Rico.Color(255,255,255);}
Rico.Color.HSBtoRGB=function(hue,saturation,brightness){var red=0;var green=0;var blue=0;if(saturation==0){red=parseInt(brightness*255.0+0.5);green=red;blue=red;}
else{var h=(hue-Math.floor(hue))*6.0;var f=h-Math.floor(h);var p=brightness*(1.0-saturation);var q=brightness*(1.0-saturation*f);var t=brightness*(1.0-(saturation*(1.0-f)));switch(parseInt(h)){case 0:red=(brightness*255.0+0.5);green=(t*255.0+0.5);blue=(p*255.0+0.5);break;case 1:red=(q*255.0+0.5);green=(brightness*255.0+0.5);blue=(p*255.0+0.5);break;case 2:red=(p*255.0+0.5);green=(brightness*255.0+0.5);blue=(t*255.0+0.5);break;case 3:red=(p*255.0+0.5);green=(q*255.0+0.5);blue=(brightness*255.0+0.5);break;case 4:red=(t*255.0+0.5);green=(p*255.0+0.5);blue=(brightness*255.0+0.5);break;case 5:red=(brightness*255.0+0.5);green=(p*255.0+0.5);blue=(q*255.0+0.5);break;}}
return{r:parseInt(red),g:parseInt(green),b:parseInt(blue)};}
Rico.Color.RGBtoHSB=function(r,g,b){var hue;var saturaton;var brightness;var cmax=(r>g)?r:g;if(b>cmax)
cmax=b;var cmin=(r<g)?r:g;if(b<cmin)
cmin=b;brightness=cmax/255.0;if(cmax!=0)
saturation=(cmax-cmin)/cmax;else
saturation=0;if(saturation==0)
hue=0;else{var redc=(cmax-r)/(cmax-cmin);var greenc=(cmax-g)/(cmax-cmin);var bluec=(cmax-b)/(cmax-cmin);if(r==cmax)
hue=bluec-greenc;else if(g==cmax)
hue=2.0+redc-bluec;else
hue=4.0+greenc-redc;hue=hue/6.0;if(hue<0)
hue=hue+1.0;}
return{h:hue,s:saturation,b:brightness};}
Prado.WebUI.TColorPicker=Class.create();Object.extend(Prado.WebUI.TColorPicker,{palettes:{Small:[["fff","fcc","fc9","ff9","ffc","9f9","9ff","cff","ccf","fcf"],["ccc","f66","f96","ff6","ff3","6f9","3ff","6ff","99f","f9f"],["c0c0c0","f00","f90","fc6","ff0","3f3","6cc","3cf","66c","c6c"],["999","c00","f60","fc3","fc0","3c0","0cc","36f","63f","c3c"],["666","900","c60","c93","990","090","399","33f","60c","939"],["333","600","930","963","660","060","366","009","339","636"],["000","300","630","633","330","030","033","006","309","303"]],Tiny:[["ffffff","00ff00","008000","0000ff"],["c0c0c0","ffff00","ff00ff","000080"],["808080","ff0000","800080","000000"]]},UIImages:{'button.gif':'button.gif','background.png':'background.png'}});Object.extend(Prado.WebUI.TColorPicker.prototype,{initialize:function(options)
{var basics={Palette:'Small',ClassName:'TColorPicker',Mode:'Basic',OKButtonText:'OK',CancelButtonText:'Cancel',ShowColorPicker:true}
this.element=null;this.showing=false;options=Object.extend(basics,options);this.options=options;this.input=$(options['ID']);this.button=$(options['ID']+'_button');this._buttonOnClick=this.buttonOnClick.bind(this);if(options['ShowColorPicker'])
Event.observe(this.button,"click",this._buttonOnClick);Event.observe(this.input,"change",this.updatePicker.bind(this));},updatePicker:function(e)
{var color=Rico.Color.createFromHex(this.input.value);this.button.style.backgroundColor=color.toString();},buttonOnClick:function(event)
{var mode=this.options['Mode'];if(this.element==null)
{var constructor=mode=="Basic"?"getBasicPickerContainer":"getFullPickerContainer"
this.element=this[constructor](this.options['ID'],this.options['Palette'])
this.input.parentNode.appendChild(this.element);this.element.style.display="none";if(Prado.Browser().ie)
{this.iePopUp=document.createElement('iframe');this.iePopUp.src=Prado.WebUI.TColorPicker.UIImages['button.gif'];this.iePopUp.style.position="absolute"
this.iePopUp.scrolling="no"
this.iePopUp.frameBorder="0"
this.input.parentNode.appendChild(this.iePopUp);}
if(mode=="Full")
this.initializeFullPicker();}
this.show(mode);},show:function(type)
{if(!this.showing)
{var pos=Position.positionedOffset(this.input);pos[1]+=this.input.offsetHeight;this.element.style.top=(pos[1]-1)+"px";this.element.style.left=pos[0]+"px";this.element.style.display="block";this.ieHack(type);this._documentClickEvent=this.hideOnClick.bindEvent(this,type);this._documentKeyDownEvent=this.keyPressed.bindEvent(this,type);Event.observe(document.body,"click",this._documentClickEvent);Event.observe(document,"keydown",this._documentKeyDownEvent);this.showing=true;if(type=="Full")
{this.observeMouseMovement();var color=Rico.Color.createFromHex(this.input.value);this.inputs.oldColor.style.backgroundColor=color.asHex();this.setColor(color,true);}}},hide:function(event)
{if(this.showing)
{if(this.iePopUp)
this.iePopUp.style.display="none";this.element.style.display="none";this.showing=false;Event.stopObserving(document.body,"click",this._documentClickEvent);Event.stopObserving(document,"keydown",this._documentKeyDownEvent);if(this._observingMouseMove)
{Event.stopObserving(document.body,"mousemove",this._onMouseMove);this._observingMouseMove=false;}}},keyPressed:function(event,type)
{if(Event.keyCode(event)==Event.KEY_ESC)
this.hide(event,type);},hideOnClick:function(ev)
{if(!this.showing)return;var el=Event.element(ev);var within=false;do
{within=within||String(el.className).indexOf('FullColorPicker')>-1
within=within||el==this.button;within=within||el==this.input;if(within)break;el=el.parentNode;}
while(el);if(!within)this.hide(ev);},ieHack:function()
{if(this.iePopUp)
{this.iePopUp.style.display="block";this.iePopUp.style.top=(this.element.offsetTop)+"px";this.iePopUp.style.left=(this.element.offsetLeft)+"px";this.iePopUp.style.width=Math.abs(this.element.offsetWidth)+"px";this.iePopUp.style.height=(this.element.offsetHeight+1)+"px";}},getBasicPickerContainer:function(pickerID,palette)
{var table=TABLE({className:'basic_colors palette_'+palette},TBODY());var colors=Prado.WebUI.TColorPicker.palettes[palette];var pickerOnClick=this.cellOnClick.bind(this);colors.each(function(color)
{var row=document.createElement("tr");color.each(function(c)
{var td=document.createElement("td");var img=IMG({src:Prado.WebUI.TColorPicker.UIImages['button.gif'],width:16,height:16});img.style.backgroundColor="#"+c;Event.observe(img,"click",pickerOnClick);Event.observe(img,"mouseover",function(e)
{Element.addClassName(Event.element(e),"pickerhover");});Event.observe(img,"mouseout",function(e)
{Element.removeClassName(Event.element(e),"pickerhover");});td.appendChild(img);row.appendChild(td);});table.childNodes[0].appendChild(row);});return DIV({className:this.options['ClassName']+" BasicColorPicker",id:pickerID+"_picker"},table);},cellOnClick:function(e)
{var el=Event.element(e);if(el.tagName.toLowerCase()!="img")
return;var color=Rico.Color.createColorFromBackground(el);this.updateColor(color);},updateColor:function(color)
{this.input.value=color.toString().toUpperCase();this.button.style.backgroundColor=color.toString();if(typeof(this.onChange)=="function")
this.onChange(color);},getFullPickerContainer:function(pickerID)
{this.buttons={OK:INPUT({value:this.options.OKButtonText,className:'button',type:'button'}),Cancel:INPUT({value:this.options.CancelButtonText,className:'button',type:'button'})};var inputs={};['H','S','V','R','G','B'].each(function(type)
{inputs[type]=INPUT({type:'text',size:'3',maxlength:'3'});});inputs['HEX']=INPUT({className:'hex',type:'text',size:'6',maxlength:'6'});this.inputs=inputs;var images=Prado.WebUI.TColorPicker.UIImages;this.inputs['currentColor']=SPAN({className:'currentColor'});this.inputs['oldColor']=SPAN({className:'oldColor'});var inputsTable=TABLE({className:'inputs'},TBODY(null,TR(null,TD({className:'currentcolor',colSpan:2},this.inputs['currentColor'],this.inputs['oldColor'])),TR(null,TD(null,'H:'),TD(null,this.inputs['H'],'??')),TR(null,TD(null,'S:'),TD(null,this.inputs['S'],'%')),TR(null,TD(null,'V:'),TD(null,this.inputs['V'],'%')),TR(null,TD({className:'gap'},'R:'),TD({className:'gap'},this.inputs['R'])),TR(null,TD(null,'G:'),TD(null,this.inputs['G'])),TR(null,TD(null,'B:'),TD(null,this.inputs['B'])),TR(null,TD({className:'gap'},'#'),TD({className:'gap'},this.inputs['HEX']))));var UIimages={selector:SPAN({className:'selector'}),background:SPAN({className:'colorpanel'}),slider:SPAN({className:'slider'}),hue:SPAN({className:'strip'})}
if(Prado.Browser().ie)
{var filter="filter:progid:DXImageTransform.Microsoft.AlphaImageLoader";UIimages['background']=SPAN({className:'colorpanel',style:filter+"(src='"+images['background.png']+"' sizingMethod=scale);"})}
this.inputs=Object.extend(this.inputs,UIimages);var pickerTable=TABLE(null,TBODY(null,TR({className:'selection'},TD({className:'colors'},UIimages['selector'],UIimages['background']),TD({className:'hue'},UIimages['slider'],UIimages['hue']),TD({className:'inputs'},inputsTable)),TR({className:'options'},TD({colSpan:3},this.buttons['OK'],this.buttons['Cancel']))));return DIV({className:this.options['ClassName']+" FullColorPicker",id:pickerID+"_picker"},pickerTable);},initializeFullPicker:function()
{var color=Rico.Color.createFromHex(this.input.value);this.inputs.oldColor.style.backgroundColor=color.asHex();this.setColor(color,true);var i=0;for(var type in this.inputs)
{Event.observe(this.inputs[type],"change",this.onInputChanged.bindEvent(this,type));i++;if(i>6)break;}
this.isMouseDownOnColor=false;this.isMouseDownOnHue=false;this._onColorMouseDown=this.onColorMouseDown.bind(this);this._onHueMouseDown=this.onHueMouseDown.bind(this);this._onMouseUp=this.onMouseUp.bind(this);this._onMouseMove=this.onMouseMove.bind(this);Event.observe(this.inputs.background,"mousedown",this._onColorMouseDown);Event.observe(this.inputs.selector,"mousedown",this._onColorMouseDown);Event.observe(this.inputs.hue,"mousedown",this._onHueMouseDown);Event.observe(this.inputs.slider,"mousedown",this._onHueMouseDown);Event.observe(document.body,"mouseup",this._onMouseUp);this.observeMouseMovement();Event.observe(this.buttons.Cancel,"click",this.hide.bindEvent(this,this.options['Mode']));Event.observe(this.buttons.OK,"click",this.onOKClicked.bind(this));},observeMouseMovement:function()
{if(!this._observingMouseMove)
{Event.observe(document.body,"mousemove",this._onMouseMove);this._observingMouseMove=true;}},onColorMouseDown:function(ev)
{this.isMouseDownOnColor=true;this.onMouseMove(ev);Event.stop(ev);},onHueMouseDown:function(ev)
{this.isMouseDownOnHue=true;this.onMouseMove(ev);Event.stop(ev);},onMouseUp:function(ev)
{this.isMouseDownOnColor=false;this.isMouseDownOnHue=false;Event.stop(ev);},onMouseMove:function(ev)
{if(this.isMouseDownOnColor)
this.changeSV(ev);if(this.isMouseDownOnHue)
this.changeH(ev);Event.stop(ev);},changeSV:function(ev)
{var px=Event.pointerX(ev);var py=Event.pointerY(ev);var pos=Position.cumulativeOffset(this.inputs.background);var x=this.truncate(px-pos[0],0,255);var y=this.truncate(py-pos[1],0,255);var s=x/255;var b=(255-y)/255;var current_s=parseInt(this.inputs.S.value);var current_b=parseInt(this.inputs.V.value);if(current_s==parseInt(s*100)&&current_b==parseInt(b*100))return;var h=this.truncate(this.inputs.H.value,0,360)/360;var color=new Rico.Color();color.rgb=Rico.Color.HSBtoRGB(h,s,b);this.inputs.selector.style.left=x+"px";this.inputs.selector.style.top=y+"px";this.inputs.currentColor.style.backgroundColor=color.asHex();return this.setColor(color);},changeH:function(ev)
{var py=Event.pointerY(ev);var pos=Position.cumulativeOffset(this.inputs.background);var y=this.truncate(py-pos[1],0,255);var h=(255-y)/255;var current_h=this.truncate(this.inputs.H.value,0,360);current_h=current_h==0?360:current_h;if(current_h==parseInt(h*360))return;var s=parseInt(this.inputs.S.value)/100;var b=parseInt(this.inputs.V.value)/100;var color=new Rico.Color();color.rgb=Rico.Color.HSBtoRGB(h,s,b);var hue=new Rico.Color(color.rgb.r,color.rgb.g,color.rgb.b);hue.setSaturation(1);hue.setBrightness(1);this.inputs.background.style.backgroundColor=hue.asHex();this.inputs.currentColor.style.backgroundColor=color.asHex();this.inputs.slider.style.top=this.truncate(y,0,255)+"px";return this.setColor(color);},onOKClicked:function(ev)
{var r=this.truncate(this.inputs.R.value,0,255);var g=this.truncate(this.inputs.G.value,0,255);var b=this.truncate(this.inputs.B.value,0,255);var color=new Rico.Color(r,g,b);this.updateColor(color);this.inputs.oldColor.style.backgroundColor=color.asHex();this.hide(ev);},onInputChanged:function(ev,type)
{if(this.isMouseDownOnColor||isMouseDownOnHue)
return;switch(type)
{case"H":case"S":case"V":var h=this.truncate(this.inputs.H.value,0,360)/360;var s=this.truncate(this.inputs.S.value,0,100)/100;var b=this.truncate(this.inputs.V.value,0,100)/100;var color=new Rico.Color();color.rgb=Rico.Color.HSBtoRGB(h,s,b);return this.setColor(color,true);case"R":case"G":case"B":var r=this.truncate(this.inputs.R.value,0,255);var g=this.truncate(this.inputs.G.value,0,255);var b=this.truncate(this.inputs.B.value,0,255);var color=new Rico.Color(r,g,b);return this.setColor(color,true);case"HEX":var color=Rico.Color.createFromHex(this.inputs.HEX.value);return this.setColor(color,true);}},setColor:function(color,update)
{var hsb=color.asHSB();this.inputs.H.value=parseInt(hsb.h*360);this.inputs.S.value=parseInt(hsb.s*100);this.inputs.V.value=parseInt(hsb.b*100);this.inputs.R.value=color.rgb.r;this.inputs.G.value=color.rgb.g;this.inputs.B.value=color.rgb.b;this.inputs.HEX.value=color.asHex().substring(1).toUpperCase();var images=Prado.WebUI.TColorPicker.UIImages;var changeCss=color.isBright()?'removeClassName':'addClassName';Element[changeCss](this.inputs.selector,'target_white');if(update)
this.updateSelectors(color);},updateSelectors:function(color)
{var hsb=color.asHSB();var pos=[hsb.s*255,hsb.b*255,hsb.h*255];this.inputs.selector.style.left=this.truncate(pos[0],0,255)+"px";this.inputs.selector.style.top=this.truncate(255-pos[1],0,255)+"px";this.inputs.slider.style.top=this.truncate(255-pos[2],0,255)+"px";var hue=new Rico.Color(color.rgb.r,color.rgb.g,color.rgb.b);hue.setSaturation(1);hue.setBrightness(1);this.inputs.background.style.backgroundColor=hue.asHex();this.inputs.currentColor.style.backgroundColor=color.asHex();},truncate:function(value,min,max)
{value=parseInt(value);return value<min?min:value>max?max:value;}});