1 line
4.7 KiB
JavaScript
1 line
4.7 KiB
JavaScript
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"use strict";(function(){var e=this,t="addEventListener",i="removeEventListener",s="getBoundingClientRect",r=e.attachEvent&&!e[t],n=e.document,a=function(){var e,t=["","-webkit-","-moz-","-o-"];for(var i=0;i<t.length;i++){e=n.createElement("div");e.style.cssText="width:"+t[i]+"calc(9px)";if(e.style.length){return t[i]+"calc"}}}(),o=function(e){if(typeof e==="string"||e instanceof String){return n.querySelector(e)}else{return e}},l=function(l,u){var c,f,g,p,h,z,d,S,y=[];u=typeof u!=="undefined"?u:{};if(!u.gutterSize)u.gutterSize=10;if(!u.minSize)u.minSize=100;if(!u.snapOffset)u.snapOffset=30;if(!u.direction)u.direction="horizontal";if(u.direction=="horizontal"){c="width";g="clientWidth";p="clientX";h="left";z="gutter gutter-horizontal";d="paddingLeft";S="paddingRight";if(!u.cursor)u.cursor="ew-resize"}else if(u.direction=="vertical"){c="height";g="clientHeight";p="clientY";h="top";z="gutter gutter-vertical";d="paddingTop";S="paddingBottom";if(!u.cursor)u.cursor="ns-resize"}var v=function(i){var s=this,r=s.a,n=s.b;if(!s.dragging&&u.onDragStart){u.onDragStart()}i.preventDefault();s.dragging=true;s.move=b.bind(s);s.stop=m.bind(s);e[t]("mouseup",s.stop);e[t]("touchend",s.stop);e[t]("touchcancel",s.stop);s.parent[t]("mousemove",s.move);s.parent[t]("touchmove",s.move);r[t]("selectstart",U);r[t]("dragstart",U);n[t]("selectstart",U);n[t]("dragstart",U);r.style.userSelect="none";r.style.webkitUserSelect="none";r.style.MozUserSelect="none";r.style.pointerEvents="none";n.style.userSelect="none";n.style.webkitUserSelect="none";n.style.MozUserSelect="none";n.style.pointerEvents="none";s.gutter.style.cursor=u.cursor;s.parent.style.cursor=u.cursor;M.call(s)},m=function(){var t=this,s=t.a,r=t.b;if(t.dragging&&u.onDragEnd){u.onDragEnd()}t.dragging=false;e[i]("mouseup",t.stop);e[i]("touchend",t.stop);e[i]("touchcancel",t.stop);t.parent[i]("mousemove",t.move);t.parent[i]("touchmove",t.move);delete t.stop;delete t.move;s[i]("selectstart",U);s[i]("dragstart",U);r[i]("selectstart",U);r[i]("dragstart",U);s.style.userSelect="";s.style.webkitUserSelect="";s.style.MozUserSelect="";s.style.pointerEvents="";r.style.userSelect="";r.style.webkitUserSelect="";r.style.MozUserSelect="";r.style.pointerEvents="";t.gutter.style.cursor="";t.parent.style.cursor=""},b=function(e){var t;if(!this.dragging)return;if("touches"in e){t=e.touches[0][p]-this.start}else{t=e[p]-this.start}if(t<=this.aMin+u.snapOffset){t=this.aMin}else if(t>=this.size-this.bMin-u.snapOffset){t=this.size-this.bMin}x.call(this,t);if(u.onDrag){u.onDrag()}},M=function(){var t=e.getComputedStyle(this.parent),i=this.parent[g]-parseFloat(t[d])-parseFloat(t[S]);this.size=this.a[s]()[c]+this.b[s]()[c]+this.aGutterSize+this.bGutterSize;this.percentage=Math.min(this.size/i*100,100);this.start=this.a[s]()[h]},x=function(e){this.a.style[c]=a+"("+e/this.size*this.percentage+"% - "+this.aGutterSize+"px)";this.b.style[c]=a+"("+(this.percentage-e/this.size*this.percentage)+"% - "+this.bGutterSize+"px)"},G=function(){var e=this,t=e.a,i=e.b;if(t[s]()[c]<e.aMin){t.style[c]=e.aMin-e.aGutterSize+"px";i.style[c]=e.size-e.aMin-e.aGutterSize+"px"}else if(i[s]()[c]<e.bMin){t.style[c]=e.size-e.bMin-e.bGutterSize+"px";i.style[c]=e.bMin-e.bGutterSize+"px"}},w=function(){var e=this,t=e.a,i=e.b;if(i[s]()[c]<e.bMin){t.style[c]=e.size-e.bMin-e.bGutterSize+"px";i.style[c]=e.bMin-e.bGutterSize+"px"}else if(t[s]()[c]<e.aMin){t.style[c]=e.aMin-e.aGutterSize+"px";i.style[c]=e.size-e.aMin-e.aGutterSize+"px"}},E=function(e){for(var t=0;t<e.length;t++){M.call(e[t]);G.call(e[t])}for(t=e.length-1;t>=0;t--){M.call(e[t]);w.call(e[t])}},U=function(){return false},D=o(l[0]).parentNode;if(!u.sizes){var k=100/l.length;u.sizes=[];for(f=0;f<l.length;f++){u.sizes.push(k)}}if(!Array.isArray(u.minSize)){var L=[];for(f=0;f<l.length;f++){L.push(u.minSize)}u.minSize=L}for(f=0;f<l.length;f++){var O=o(l[f]),B=f==1,F=f==l.length-1,A,C=u.gutterSize,N;if(f>0){N={a:o(l[f-1]),b:O,aMin:u.minSize[f-1],bMin:u.minSize[f],dragging:false,parent:D,isFirst:B,isLast:F,direction:u.direction};N.aGutterSize=u.gutterSize;N.bGutterSize=u.gutterSize;if(B){N.aGutte
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