// MooTools: the javascript framework.
// Load this file's selection again by visiting: http://mootools.net/more/345f5ff1051082a09dccec059fd75977 
// Or build this file again with packager using: packager build More/Drag More/Assets
/*
---
copyrights:
  - [MooTools](http://mootools.net)

licenses:
  - [MIT License](http://mootools.net/license.txt)
...
*/
MooTools.More={version:"1.3.0.1",build:"6dce99bed2792dffcbbbb4ddc15a1fb9a41994b5"};var Drag=new Class({Implements:[Events,Options],options:{snap:6,unit:"px",grid:false,style:true,limit:false,handle:false,invert:false,preventDefault:false,stopPropagation:false,modifiers:{x:"left",y:"top"}},initialize:function(){var b=Array.link(arguments,{options:Type.isObject,element:function(c){return c!=null;
}});this.element=document.id(b.element);this.document=this.element.getDocument();this.setOptions(b.options||{});var a=typeOf(this.options.handle);this.handles=((a=="array"||a=="collection")?$$(this.options.handle):document.id(this.options.handle))||this.element;
this.mouse={now:{},pos:{}};this.value={start:{},now:{}};this.selection=(Browser.ie)?"selectstart":"mousedown";if(Browser.ie&&!Drag.ondragstartFixed){document.ondragstart=Function.from(false);
Drag.ondragstartFixed=true;}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:Function.from(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(a){var k=this.options;if(a.rightClick){return;}if(k.preventDefault){a.preventDefault();}if(k.stopPropagation){a.stopPropagation();
}this.mouse.start=a.page;this.fireEvent("beforeStart",this.element);var c=k.limit;this.limit={x:[],y:[]};var j=this.element.getStyles("left","right","top","bottom");
this._invert={x:k.modifiers.x=="left"&&j.left=="auto"&&!isNaN(j.right.toInt())&&(k.modifiers.x="right"),y:k.modifiers.y=="top"&&j.top=="auto"&&!isNaN(j.bottom.toInt())&&(k.modifiers.y="bottom")};
var e,g;for(e in k.modifiers){if(!k.modifiers[e]){continue;}var b=this.element.getStyle(k.modifiers[e]);if(b&&!b.match(/px$/)){if(!g){g=this.element.getCoordinates(this.element.getOffsetParent());
}b=g[k.modifiers[e]];}if(k.style){this.value.now[e]=(b||0).toInt();}else{this.value.now[e]=this.element[k.modifiers[e]];}if(k.invert){this.value.now[e]*=-1;
}if(this._invert[e]){this.value.now[e]*=-1;}this.mouse.pos[e]=a.page[e]-this.value.now[e];if(c&&c[e]){var d=2;while(d--){var f=c[e][d];if(f||f===0){this.limit[e][d]=(typeof f=="function")?f():f;
}}}}if(typeOf(this.options.grid)=="number"){this.options.grid={x:this.options.grid,y:this.options.grid};}var h={mousemove:this.bound.check,mouseup:this.bound.cancel};
h[this.selection]=this.bound.eventStop;this.document.addEvents(h);},check:function(a){if(this.options.preventDefault){a.preventDefault();}var b=Math.round(Math.sqrt(Math.pow(a.page.x-this.mouse.start.x,2)+Math.pow(a.page.y-this.mouse.start.y,2)));
if(b>this.options.snap){this.cancel();this.document.addEvents({mousemove:this.bound.drag,mouseup:this.bound.stop});this.fireEvent("start",[this.element,a]).fireEvent("snap",this.element);
}},drag:function(b){var a=this.options;if(a.preventDefault){b.preventDefault();}this.mouse.now=b.page;for(var c in a.modifiers){if(!a.modifiers[c]){continue;
}this.value.now[c]=this.mouse.now[c]-this.mouse.pos[c];if(a.invert){this.value.now[c]*=-1;}if(this._invert[c]){this.value.now[c]*=-1;}if(a.limit&&this.limit[c]){if((this.limit[c][1]||this.limit[c][1]===0)&&(this.value.now[c]>this.limit[c][1])){this.value.now[c]=this.limit[c][1];
}else{if((this.limit[c][0]||this.limit[c][0]===0)&&(this.value.now[c]<this.limit[c][0])){this.value.now[c]=this.limit[c][0];}}}if(a.grid[c]){this.value.now[c]-=((this.value.now[c]-(this.limit[c][0]||0))%a.grid[c]);
}if(a.style){this.element.setStyle(a.modifiers[c],this.value.now[c]+a.unit);}else{this.element[a.modifiers[c]]=this.value.now[c];}}this.fireEvent("drag",[this.element,b]);
},cancel:function(a){this.document.removeEvents({mousemove:this.bound.check,mouseup:this.bound.cancel});if(a){this.document.removeEvent(this.selection,this.bound.eventStop);
this.fireEvent("cancel",this.element);}},stop:function(b){var a={mousemove:this.bound.drag,mouseup:this.bound.stop};a[this.selection]=this.bound.eventStop;
this.document.removeEvents(a);if(b){this.fireEvent("complete",[this.element,b]);}}});Element.implement({makeResizable:function(a){var b=new Drag(this,Object.merge({modifiers:{x:"width",y:"height"}},a));
this.store("resizer",b);return b.addEvent("drag",function(){this.fireEvent("resize",b);}.bind(this));}});var Asset={javascript:function(d,b){b=Object.append({document:document},b);
if(b.onLoad){b.onload=b.onLoad;delete b.onLoad;}var a=new Element("script",{src:d,type:"text/javascript"});var c=b.onload||function(){},e=b.document;delete b.onload;
delete b.document;return a.addEvents({load:c,readystatechange:function(){if(["loaded","complete"].contains(this.readyState)){c.call(this);}}}).set(b).inject(e.head);
},css:function(b,a){a=a||{};var c=a.onload||a.onLoad;if(c){a.events=a.events||{};a.events.load=c;delete a.onload;delete a.onLoad;}return new Element("link",Object.merge({rel:"stylesheet",media:"screen",type:"text/css",href:b},a)).inject(document.head);
},image:function(c,b){b=Object.merge({onload:function(){},onabort:function(){},onerror:function(){}},b);var d=new Image();var a=document.id(d)||new Element("img");
["load","abort","error"].each(function(e){var g="on"+e;var f=e.capitalize();if(b["on"+f]){b[g]=b["on"+f];delete b["on"+f];}var h=b[g];delete b[g];d[g]=function(){if(!d){return;
}if(!a.parentNode){a.width=d.width;a.height=d.height;}d=d.onload=d.onabort=d.onerror=null;h.delay(1,a,a);a.fireEvent(e,a,1);};});d.src=a.src=c;if(d&&d.complete){d.onload.delay(1);
}return a.set(b);},images:function(c,b){b=Object.merge({onComplete:function(){},onProgress:function(){},onError:function(){},properties:{}},b);c=Array.from(c);
var a=0;return new Elements(c.map(function(e,d){return Asset.image(e,Object.append(b.properties,{onload:function(){a++;b.onProgress.call(this,a,d,e);if(a==c.length){b.onComplete();
}},onerror:function(){a++;b.onError.call(this,a,d,e);if(a==c.length){b.onComplete();}}}));}));}};