
//MooTools More, <http://mootools.net/more>. Copyright (c) 2006-2009 Aaron Newton <http://clientcide.com/>, Valerio Proietti <http://mad4milk.net> & the MooTools team <http://mootools.net/developers>, MIT Style License.

MooTools.More={'version':'1.2.2.1'};Class.Mutators.Binds=function(binds){return binds;};Class.Mutators.initialize=function(initialize){return function(){$splat(this.Binds).each(function(name){var original=this[name];if(original)this[name]=original.bind(this);},this);return initialize.apply(this,arguments);};};var Drag=new Class({Implements:[Events,Options],options:{snap:6,unit:'px',grid:false,style:true,limit:false,handle:false,invert:false,preventDefault:false,modifiers:{x:'left',y:'top'}},initialize:function(){var params=Array.link(arguments,{'options':Object.type,'element':$defined});this.element=$(params.element);this.document=this.element.getDocument();this.setOptions(params.options||{});var htype=$type(this.options.handle);this.handles=((htype=='array'||htype=='collection')?$$(this.options.handle):$(this.options.handle))||this.element;this.mouse={'now':{},'pos':{}};this.value={'start':{},'now':{}};this.selection=(Browser.Engine.trident)?'selectstart':'mousedown';this.bound={start:this.start.bind(this),check:this.check.bind(this),drag:this.drag.bind(this),stop:this.stop.bind(this),cancel:this.cancel.bind(this),eventStop:$lambda(false)};this.attach();},attach:function(){this.handles.addEvent('mousedown',this.bound.start);return this;},detach:function(){this.handles.removeEvent('mousedown',this.bound.start);return this;},start:function(event){if(this.options.preventDefault)event.preventDefault();this.mouse.start=event.page;this.fireEvent('beforeStart',this.element);var limit=this.options.limit;this.limit={x:[],y:[]};for(var z in this.options.modifiers){if(!this.options.modifiers[z])continue;if(this.options.style)this.value.now[z]=this.element.getStyle(this.options.modifiers[z]).toInt();else this.value.now[z]=this.element[this.options.modifiers[z]];if(this.options.invert)this.value.now[z]*=-1;this.mouse.pos[z]=event.page[z]-this.value.now[z];if(limit&&limit[z]){for(var i=2;i--;i){if($chk(limit[z][i]))this.limit[z][i]=$lambda(limit[z][i])();}}}
if($type(this.options.grid)=='number')this.options.grid={x:this.options.grid,y:this.options.grid};this.document.addEvents({mousemove:this.bound.check,mouseup:this.bound.cancel});this.document.addEvent(this.selection,this.bound.eventStop);},check:function(event){if(this.options.preventDefault)event.preventDefault();var distance=Math.round(Math.sqrt(Math.pow(event.page.x-this.mouse.start.x,2)+Math.pow(event.page.y-this.mouse.start.y,2)));if(distance>this.options.snap){this.cancel();this.document.addEvents({mousemove:this.bound.drag,mouseup:this.bound.stop});this.fireEvent('start',[this.element,event]).fireEvent('snap',this.element);}},drag:function(event){if(this.options.preventDefault)event.preventDefault();this.mouse.now=event.page;for(var z in this.options.modifiers){if(!this.options.modifiers[z])continue;this.value.now[z]=this.mouse.now[z]-this.mouse.pos[z];if(this.options.invert)this.value.now[z]*=-1;if(this.options.limit&&this.limit[z]){if($chk(this.limit[z][1])&&(this.value.now[z]>this.limit[z][1])){this.value.now[z]=this.limit[z][1];}else if($chk(this.limit[z][0])&&(this.value.now[z]<this.limit[z][0])){this.value.now[z]=this.limit[z][0];}}
if(this.options.grid[z])this.value.now[z]-=((this.value.now[z]-this.limit[z][0])%this.options.grid[z]);if(this.options.style)this.element.setStyle(this.options.modifiers[z],this.value.now[z]+this.options.unit);else this.element[this.options.modifiers[z]]=this.value.now[z];}
this.fireEvent('drag',[this.element,event]);},cancel:function(event){this.document.removeEvent('mousemove',this.bound.check);this.document.removeEvent('mouseup',this.bound.cancel);if(event){this.document.removeEvent(this.selection,this.bound.eventStop);this.fireEvent('cancel',this.element);}},stop:function(event){this.document.removeEvent(this.selection,this.bound.eventStop);this.document.removeEvent('mousemove',this.bound.drag);this.document.removeEvent('mouseup',this.bound.stop);if(event)this.fireEvent('complete',[this.element,event]);}});Element.implement({makeResizable:function(options){var drag=new Drag(this,$merge({modifiers:{x:'width',y:'height'}},options));this.store('resizer',drag);return drag.addEvent('drag',function(){this.fireEvent('resize',drag);}.bind(this));}});var Slider=new Class({Implements:[Events,Options],Binds:['clickedElement','draggedKnob','scrolledElement'],options:{onTick:function(position){if(this.options.snap)position=this.toPosition(this.step);this.knob.setStyle(this.property,position);},snap:false,offset:0,range:false,wheel:false,steps:100,mode:'horizontal'},initialize:function(element,knob,options){this.setOptions(options);this.element=$(element);this.knob=$(knob);this.previousChange=this.previousEnd=this.step=-1;var offset,limit={},modifiers={'x':false,'y':false};switch(this.options.mode){case'vertical':this.axis='y';this.property='top';offset='offsetHeight';break;case'horizontal':this.axis='x';this.property='left';offset='offsetWidth';}
this.half=this.knob[offset]/2;this.full=this.element[offset]-this.knob[offset]+(this.options.offset*2);this.min=$chk(this.options.range[0])?this.options.range[0]:0;this.max=$chk(this.options.range[1])?this.options.range[1]:this.options.steps;this.range=this.max-this.min;this.steps=this.options.steps||this.full;this.stepSize=Math.abs(this.range)/this.steps;this.stepWidth=this.stepSize*this.full/Math.abs(this.range);this.knob.setStyle('position','relative').setStyle(this.property,-this.options.offset);modifiers[this.axis]=this.property;limit[this.axis]=[-this.options.offset,this.full-this.options.offset];this.bound={clickedElement:this.clickedElement.bind(this),scrolledElement:this.scrolledElement.bindWithEvent(this),draggedKnob:this.draggedKnob.bind(this)};var dragOptions={snap:0,limit:limit,modifiers:modifiers,onDrag:this.bound.draggedKnob,onStart:this.bound.draggedKnob,onBeforeStart:(function(){this.isDragging=true;}).bind(this),onComplete:function(){this.isDragging=false;this.draggedKnob();this.end();}.bind(this)};if(this.options.snap){dragOptions.grid=Math.ceil(this.stepWidth);dragOptions.limit[this.axis][1]=this.full;}
this.drag=new Drag(this.knob,dragOptions);this.attach();},attach:function(){this.element.addEvent('mousedown',this.bound.clickedElement);if(this.options.wheel)this.element.addEvent('mousewheel',this.bound.scrolledElement);this.drag.attach();return this;},detach:function(){this.element.removeEvent('mousedown',this.bound.clickedElement);this.element.removeEvent('mousewheel',this.bound.scrolledElement);this.drag.detach();return this;},set:function(step){if(!((this.range>0)^(step<this.min)))step=this.min;if(!((this.range>0)^(step>this.max)))step=this.max;this.step=Math.round(step);this.checkStep();this.fireEvent('tick',this.toPosition(this.step));this.end();return this;},clickedElement:function(event){if(this.isDragging||event.target==this.knob)return;var dir=this.range<0?-1:1;var position=event.page[this.axis]-this.element.getPosition()[this.axis]-this.half;position=position.limit(-this.options.offset,this.full-this.options.offset);this.step=Math.round(this.min+dir*this.toStep(position));this.checkStep();this.fireEvent('tick',position);this.end();},scrolledElement:function(event){var mode=(this.options.mode=='horizontal')?(event.wheel<0):(event.wheel>0);this.set(mode?this.step-this.stepSize:this.step+this.stepSize);event.stop();},draggedKnob:function(){var dir=this.range<0?-1:1;var position=this.drag.value.now[this.axis];position=position.limit(-this.options.offset,this.full-this.options.offset);this.step=Math.round(this.min+dir*this.toStep(position));this.checkStep();},checkStep:function(){if(this.previousChange!=this.step){this.previousChange=this.step;this.fireEvent('change',this.step);}},end:function(){if(this.previousEnd!==this.step){this.previousEnd=this.step;this.fireEvent('complete',this.step+'');}},toStep:function(position){var step=(position+this.options.offset)*this.stepSize/this.full*this.steps;return this.options.steps?Math.round(step-=step%this.stepSize):step;},toPosition:function(step){return(this.full*Math.abs(this.min-step))/(this.steps*this.stepSize)-this.options.offset;}});

//--------- Slider ---------
/* http://developer.expressionz.in/downloads/mootools_double_pinned_slider_with_clipped_gutter_image_v2.2/slider_using_mootols_1.2.html
Class: Slider
        Creates a slider with two elements: a knob and a container. Returns the values.
Note:
        The Slider requires an XHTML doctype.
Arguments:
        element - the knob container
        knob - the handle
        options - see Options below
        maxknob - an optional maximum slider handle
Options:
		start - the minimum value for your slider.
		end - the maximum value for your slider.
        mode - either 'horizontal' or 'vertical'. defaults to horizontal.
        offset - relative offset for knob position. default to 0.
        knobheight - positions the max slider knob
		snap - whether the slider will slide in steps
		numsteps - number of slide steps
Events:
        onChange - a function to fire when the value changes.
        onComplete - a function to fire when you're done dragging.
        onTick - optionally, you can alter the onTick behavior, for example displaying an effect of the knob moving to the desired position.
                Passes as parameter the new position.
*/
var Slider = new Class({
	options: {
		onChange: Class.empty,
		onComplete: Class.empty,
		onTick: function(pos){
			this.moveKnob.setStyle(this.p, pos);
		},
		start: 0,
		end: 100,
		offset: 0,
		knobheight: 20,
		knobwidth: 14,
		mode: 'horizontal',
		clip_w:0,
		clip_l:0,
		isinit:true,
		snap: false,
		range: false,
		numsteps:null
	},
    initialize: function(el, knob,bkg, options, maxknob) {
		this.setOptions(options);
		this.element = $(el);
		this.knob = $(knob);
		this.previousChange = this.previousEnd = this.step = -1;
		this.bkg = $(bkg);
		if(this.options.steps==null){
			this.options.steps = this.options.end - this.options.start;
		}
		if(maxknob!=null)
			this.maxknob = $(maxknob);
		else
			this.element.addEvent('mousedown', this.clickedElement.bindWithEvent(this));
		var mod, offset;
		switch(this.options.mode){
			case 'horizontal':
				this.z = 'x';
				this.p = 'left';
				mod = {'x': 'left', 'y': false};
				offset = 'offsetWidth';
				break;
			case 'vertical':
				this.z = 'y';
				this.p = 'top';
				mod = {'x': false, 'y': 'top'};
				offset = 'offsetHeight';
		}
		this.max = this.element[offset] - this.knob[offset] + (this.options.offset * 2);
		this.half = this.knob[offset]/2;
		this.full = this.element[offset] - this.knob[offset] + (this.options.offset * 2);
		this.min = $chk(this.options.range[0]) ? this.options.range[0] : 0;
		this.getPos = this.element['get' + this.p.capitalize()].bind(this.element);
		this.knob.setStyle('position', 'relative').setStyle(this.p, - this.options.offset);

		this.range = this.max - this.min;
		this.steps = this.options.steps || this.full;
		this.stepSize = Math.abs(this.range) / this.steps;
		this.stepWidth = this.stepSize * this.full / Math.abs(this.range) ;


		if(maxknob != null) {
			this.maxPreviousChange = -1;
			this.maxPreviousEnd = -1;
			this.maxstep = this.options.end;
			this.maxknob.setStyle('position', 'relative').setStyle(this.p, + this.max - this.options.offset).setStyle('bottom', this.options.knobheight);
		}
		var lim = {};
		//status = this.z
		lim[this.z] = [- this.options.offset, this.max - this.options.offset];
		//lim[this.z] = [100, this.max - this.options.offset];

		this.drag = new Drag(this.knob, {
			limit: lim,
			modifiers: mod,
			snap: 0,
			onStart: function(){
					this.draggedKnob();
			}.bind(this),
			onDrag: function(){
					this.draggedKnob();
			}.bind(this),
			onComplete: function(){
					this.draggedKnob();
					this.end();
			}.bind(this)
		});
		if(maxknob != null) {
			this.maxdrag = new Drag(this.maxknob, {
				limit: lim,
				modifiers: mod,
				snap: 0,
				onStart: function(){
					this.draggedKnob(1);
				}.bind(this),
				onDrag: function(){
					this.draggedKnob(1);
				}.bind(this),
				onComplete: function(){
					this.draggedKnob(1);
					this.end();
				}.bind(this)
			});
		}

		if (this.options.snap) {
			//this.drag.options.grid = Math.ceil(this.stepWidth);
			this.drag.options.grid = (this.full)/this.options.numsteps ;
			this.drag.options.limit[this.z][1] = this.full;

			if(maxknob != null) {
				this.maxdrag.options.grid = (this.full)/this.options.numsteps + 1;
				//this.maxdrag.options.limit[this.z][1] = this.full;
			}
			//this.drag.options.grid = this.drag.options.grid - (this.knob[offset]/this.options.numsteps);
			status = "GRID - " + this.drag.options.grid  + "  , full = " + this.full// DEBUG

		}
		if (this.options.initialize) this.options.initialize.call(this);
    },
	setMin: function(stepMin){
		this.step = stepMin.limit(this.options.start, this.options.end);
		this.checkStep();
		this.end();
		this.moveKnob = this.knob;
		this.bkg.style.clip = "rect(0px "+  (parseInt(this.toPosition(this.step)) +3) + "px 10px 0px)";
		status =this.bkg.style.clip + "  vl= " + parseInt(this.toPosition(this.step)) ; //Debug
		this.fireEvent('onTick', this.toPosition(this.step));
		return this;
	},
	setMax: function(stepMax){
		this.maxstep = stepMax.limit(this.options.start, this.options.end);
		this.checkStep(1);
		this.end();
		this.moveKnob = this.maxknob;
		var w= Math.abs(this.toPosition(this.step)- this.toPosition(this.maxstep)) + 3 ;
		var r = parseInt(this.clip_l + w);
		this.bkg.style.clip = "rect(0px "+  r + "px 10px "+ this.clip_l + "px)";

		this.fireEvent('onTick', this.toPosition(this.maxstep));
		// For Init Only
		if(this.options.isinit){
			var lim = {}; var mi,mx;
			mi = - this.options.offset;
			mx= parseInt(this.maxknob.getStyle('left')) - this.options.offset-4 ;
			lim[this.z] = [mi, mx];
			this.drag.options.limit = lim;
			this.options.isinit = false;
		}
		return this;
	},
	clickedElement: function(event){
		var position = event.page[this.z] - this.getPos() - this.half;
		var browser = navigator.userAgent;
		//alert(position);
		if(browser.indexOf('Gecko') != -1 && browser.indexOf('Macintosh') == -1) {
			position -= 164;
		}else if (browser.indexOf('Gecko') != -1 && browser.indexOf('Macintosh') != -1) {
			position -= 100;
		}
		position = position.limit(-this.options.offset, this.max -this.options.offset);
		this.step = this.toStep(position);

		//this.moveKnob = this.knob;
		//this.bkg.style.clip = "rect(0px "+  (parseInt(this.toPosition(this.step)) +3) + "px 10px 0px)"
		//status =this.bkg.style.clip; //Debug
		//this.checkStep();
		//this.end();
		//this.fireEvent('onTick', position);

		this.checkStep();
		this.end();
		this.moveKnob = this.knob;
		this.bkg.style.clip = "rect(0px "+  (parseInt(this.toPosition(this.step)) +3) + "px 10px 0px)";
		status =this.bkg.style.clip + "  vl= " + parseInt(this.toPosition(this.step)) ; //Debug
		this.fireEvent('onTick', position);
		return this;

	},

	draggedKnob: function(mx){
		var lim = {}; //var mi,mx;
		if(mx==null) {
			this.step = this.toStep(this.drag.value.now[this.z]);
			this.checkStep();
		}else {
			this.maxstep = this.toStep(this.maxdrag.value.now[this.z]);
			this.checkStep(1);
		}
	},
	checkStep: function(mx){
		var lim = {}; var mi,mx;
		var limm = {};
		if(mx==null) {if (this.previousChange != this.step){this.previousChange = this.step;}}
		else {if (this.maxPreviousChange != this.maxstep){this.maxPreviousChange = this.maxstep;}}

		if(this.maxknob!=null) {

			mi = - this.options.offset;
			mx= parseInt(this.maxknob.getStyle('left')) - this.options.offset-4 ;
			//mx= parseInt(this.maxknob.getStyle('left')) - this.options.offset ;
			lim[this.z] = [mi, mx];
			this.drag.options.limit = lim;


			mi = parseInt(this.knob.getStyle('left'))-this.options.offset+22;
			//mi = parseInt(this.knob.getStyle('left'))-this.options.offset;

			mx= this.max - this.options.offset;
			limm[this.z] = [mi, mx];
			this.maxdrag.options.limit = limm;

			if(this.step < this.maxstep){
				this.fireEvent('onChange', { minpos: this.step, maxpos: this.maxstep });
				//this.clip_l = parseInt(this.knob.getStyle('left'));
			}
			else{
				this.fireEvent('onChange', { minpos: this.maxstep, maxpos: this.step });
				//this.clip_l = (parseInt(this.maxknob.getStyle('left')) + 10) ;
			}
			this.clip_l = parseInt(this.knob.getStyle('left')) + 10;
			//var w = Math.abs(parseInt(this.knob.getStyle('left')) - parseInt(this.maxknob.getStyle('left'))) + 3;
			var w = Math.abs(parseInt(this.knob.getStyle('left')) - parseInt(this.maxknob.getStyle('left')));
			//if(w > 3) w = w+3;

			var r = parseInt(this.clip_l + w);
			this.bkg.style.clip = "rect(0px "+  r + "px 10px "+ this.clip_l + "px)"
			//status =this.bkg.style.clip  + " w= " + w //Debug

		}else {
			try{
			this.fireEvent('onChange', this.step);
			this.bkg.style.clip = "rect(0px "+  (parseInt(this.drag.value.now[this.z]) +3)  + "px 10px 0px)"
			}catch(e){}

		}
	},
	end: function(){
		if (this.previousEnd !== this.step || (this.maxknob != null && this.maxPreviousEnd != this.maxstep)) {
			this.previousEnd = this.step;
			if(this.maxknob != null) {
				this.maxPreviousEnd = this.maxstep;
				if(this.step < this.maxstep)
					this.fireEvent('onComplete', { minpos: this.step + '', maxpos: this.maxstep + '' });
				else
					this.fireEvent('onComplete', { minpos: this.maxstep + '', maxpos: this.step + '' });
			}else{
				this.fireEvent('onComplete', this.step + '');
			}
		}
	},

	toStep: function(position){
		return Math.round((position + this.options.offset) / this.max * this.options.steps) + this.options.start;
	},

	toPosition: function(step){
		return (this.max * step / this.options.steps) - (this.max * this.options.start / this.options.steps) - this.options.offset;
	}

});

Slider.implement(new Events);
Slider.implement(new Options);

