1 line
12 KiB
JavaScript
1 line
12 KiB
JavaScript
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(function(){function j(n,l){var o=this,m;o.element=typeof n=="object"?n:document.getElementById(n);o.wrapper=o.element.parentNode;o.element.style.webkitTransitionProperty="-webkit-transform";o.element.style.webkitTransitionTimingFunction="cubic-bezier(0,0,0.25,1)";o.element.style.webkitTransitionDuration="0";o.element.style.webkitTransform=h+"0,0"+b;o.options={bounce:d,momentum:d,checkDOMChanges:true,topOnDOMChanges:false,hScrollbar:d,vScrollbar:d,fadeScrollbar:g||!a,shrinkScrollbar:g||!a,desktopCompatibility:false,overflow:"auto",snap:false,bounceLock:false,scrollbarColor:"rgba(0,0,0,0.5)",onScrollEnd:function(){}};if(typeof l=="object"){for(m in l){o.options[m]=l[m]}}if(o.options.desktopCompatibility){o.options.overflow="hidden"}o.onScrollEnd=o.options.onScrollEnd;delete o.options.onScrollEnd;o.wrapper.style.overflow=o.options.overflow;o.refresh();window.addEventListener("onorientationchange" in window?"orientationchange":"resize",o,false);if(a||o.options.desktopCompatibility){o.element.addEventListener(f,o,false);o.element.addEventListener(i,o,false);o.element.addEventListener(e,o,false)}if(o.options.checkDOMChanges){o.element.addEventListener("DOMSubtreeModified",o,false)}}j.prototype={x:0,y:0,enabled:true,handleEvent:function(m){var l=this;switch(m.type){case f:l.touchStart(m);break;case i:l.touchMove(m);break;case e:l.touchEnd(m);break;case"webkitTransitionEnd":l.transitionEnd();break;case"orientationchange":case"resize":l.refresh();break;case"DOMSubtreeModified":l.onDOMModified(m);break}},onDOMModified:function(m){var l=this;if(m.target.parentNode!=l.element){return}setTimeout(function(){l.refresh()},0);if(l.options.topOnDOMChanges&&(l.x!=0||l.y!=0)){l.scrollTo(0,0,"0")}},refresh:function(){var m=this,o=m.x,n=m.y,l;m.scrollWidth=m.wrapper.clientWidth;m.scrollHeight=m.wrapper.clientHeight;m.scrollerWidth=m.element.offsetWidth;m.scrollerHeight=m.element.offsetHeight;m.maxScrollX=m.scrollWidth-m.scrollerWidth;m.maxScrollY=m.scrollHeight-m.scrollerHeight;m.directionX=0;m.directionY=0;if(m.scrollX){if(m.maxScrollX>=0){o=0}else{if(m.x<m.maxScrollX){o=m.maxScrollX}}}if(m.scrollY){if(m.maxScrollY>=0){n=0}else{if(m.y<m.maxScrollY){n=m.maxScrollY}}}if(m.options.snap){m.maxPageX=-Math.floor(m.maxScrollX/m.scrollWidth);m.maxPageY=-Math.floor(m.maxScrollY/m.scrollHeight);l=m.snap(o,n);o=l.x;n=l.y}if(o!=m.x||n!=m.y){m.setTransitionTime("0");m.setPosition(o,n,true)}m.scrollX=m.scrollerWidth>m.scrollWidth;m.scrollY=!m.options.bounceLock&&!m.scrollX||m.scrollerHeight>m.scrollHeight;if(m.options.hScrollbar&&m.scrollX){m.scrollBarX=m.scrollBarX||new k("horizontal",m.wrapper,m.options.fadeScrollbar,m.options.shrinkScrollbar,m.options.scrollbarColor);m.scrollBarX.init(m.scrollWidth,m.scrollerWidth)}else{if(m.scrollBarX){m.scrollBarX=m.scrollBarX.remove()}}if(m.options.vScrollbar&&m.scrollY&&m.scrollerHeight>m.scrollHeight){m.scrollBarY=m.scrollBarY||new k("vertical",m.wrapper,m.options.fadeScrollbar,m.options.shrinkScrollbar,m.options.scrollbarColor);m.scrollBarY.init(m.scrollHeight,m.scrollerHeight)}else{if(m.scrollBarY){m.scrollBarY=m.scrollBarY.remove()}}},setPosition:function(l,o,n){var m=this;m.x=l;m.y=o;m.element.style.webkitTransform=h+m.x+"px,"+m.y+"px"+b;if(!n){if(m.scrollBarX){m.scrollBarX.setPosition(m.x)}if(m.scrollBarY){m.scrollBarY.setPosition(m.y)}}},setTransitionTime:function(m){var l=this;m=m||"0";l.element.style.webkitTransitionDuration=m;if(l.scrollBarX){l.scrollBarX.bar.style.webkitTransitionDuration=m;l.scrollBarX.wrapper.style.webkitTransitionDuration=d&&l.options.fadeScrollbar?"300ms":"0"}if(l.scrollBarY){l.scrollBarY.bar.style.webkitTransitionDuration=m;l.scrollBarY.wrapper.style.webkitTransitionDuration=d&&l.options.fadeScrollbar?"300ms":"0"}},touchStart:function(n){var m=this,l;if(!m.enabled){return}n.preventDefault();n.stopPropagation();m.scrolling=true;m.moved=false;m.distX=0;m.distY=0;m.setTransitionTime("0");if(m.options.momentum||m.options.snap){l=new WebKitCSSMatrix(window.getComputedStyle(m.element).webkitTransform);if(l.e!=m.x||l.f!=m.y){document.removeEventListener("webkitTransitionEnd",m,false);m.s
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