!function(a){"object"==typeof exports&&"object"==typeof module?a(require("../../lib/codemirror")):"function"==typeof define&&define.amd?define(["../../lib/codemirror"],a):a(CodeMirror)}(function(a){"use strict";function b(b,c,d){function e(b){var c=a.wheelEventPixels(b)["horizontal"==f.orientation?"x":"y"],d=f.pos;f.moveTo(f.pos+c),f.pos!=d&&a.e_preventDefault(b)}this.orientation=c,this.scroll=d,this.screen=this.total=this.size=1,this.pos=0,this.node=document.createElement("div"),this.node.className=b+"-"+c,this.inner=this.node.appendChild(document.createElement("div"));var f=this;a.on(this.inner,"mousedown",function(b){function c(){a.off(document,"mousemove",d),a.off(document,"mouseup",c)}function d(a){return 1!=a.which?c():void f.moveTo(h+(a[e]-g)*(f.total/f.size))}if(1==b.which){a.e_preventDefault(b);var e="horizontal"==f.orientation?"pageX":"pageY",g=b[e],h=f.pos;a.on(document,"mousemove",d),a.on(document,"mouseup",c)}}),a.on(this.node,"click",function(b){a.e_preventDefault(b);var c,d=f.inner.getBoundingClientRect();c="horizontal"==f.orientation?b.clientX<d.left?-1:b.clientX>d.right?1:0:b.clientY<d.top?-1:b.clientY>d.bottom?1:0,f.moveTo(f.pos+c*f.screen)}),a.on(this.node,"mousewheel",e),a.on(this.node,"DOMMouseScroll",e)}function c(a,c,d){this.addClass=a,this.horiz=new b(a,"horizontal",d),c(this.horiz.node),this.vert=new b(a,"vertical",d),c(this.vert.node),this.width=null}b.prototype.moveTo=function(a,b){0>a&&(a=0),a>this.total-this.screen&&(a=this.total-this.screen),a!=this.pos&&(this.pos=a,this.inner.style["horizontal"==this.orientation?"left":"top"]=a*(this.size/this.total)+"px",b!==!1&&this.scroll(a,this.orientation))};var d=10;b.prototype.update=function(a,b,c){this.screen=b,this.total=a,this.size=c;var e=this.screen*(this.size/this.total);d>e&&(this.size-=d-e,e=d),this.inner.style["horizontal"==this.orientation?"width":"height"]=e+"px",this.inner.style["horizontal"==this.orientation?"left":"top"]=this.pos*(this.size/this.total)+"px"},c.prototype.update=function(a){if(null==this.width){var b=window.getComputedStyle?window.getComputedStyle(this.horiz.node):this.horiz.node.currentStyle;b&&(this.width=parseInt(b.height))}var c=this.width||0,d=a.scrollWidth>a.clientWidth+1,e=a.scrollHeight>a.clientHeight+1;return this.vert.node.style.display=e?"block":"none",this.horiz.node.style.display=d?"block":"none",e&&(this.vert.update(a.scrollHeight,a.clientHeight,a.viewHeight-(d?c:0)),this.vert.node.style.display="block",this.vert.node.style.bottom=d?c+"px":"0"),d&&(this.horiz.update(a.scrollWidth,a.clientWidth,a.viewWidth-(e?c:0)-a.barLeft),this.horiz.node.style.right=e?c+"px":"0",this.horiz.node.style.left=a.barLeft+"px"),{right:e?c:0,bottom:d?c:0}},c.prototype.setScrollTop=function(a){this.vert.moveTo(a,!1)},c.prototype.setScrollLeft=function(a){this.horiz.moveTo(a,!1)},c.prototype.clear=function(){var a=this.horiz.node.parentNode;a.removeChild(this.horiz.node),a.removeChild(this.vert.node)},a.scrollbarModel.simple=function(a,b){return new c("CodeMirror-simplescroll",a,b)},a.scrollbarModel.overlay=function(a,b){return new c("CodeMirror-overlayscroll",a,b)}});