hand.minified-1.2.js

var HANDJS=HANDJS||{};(function(){if(!Array.prototype.indexOf){Array.prototype.indexOf=function(e){var t=Object(this);var n=t.length>>>0;if(n===0){return-1}var r=0;if(arguments.length>0){r=Number(arguments[1]);if(r!=r){r=0}else if(r!=0&&r!=Infinity&&r!=-Infinity){r=(r>0||-1)*Math.floor(Math.abs(r))}}if(r>=n){return-1}var i=r>=0?r:Math.max(n-Math.abs(r),0);for(;i<n;i++){if(i in t&&t[i]===e){return i}}return-1}}var e=["pointerdown","pointerup","pointermove","pointerover","pointerout","pointercancel","pointerenter","pointerleave"];var t="touch";var n="pen";var r="mouse";var i={};var s=function(e){while(e&&e.handjs_forcePreventDefault!==true){e=e.parentElement}return e!=null};var o=function(e,i){var 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r=t+n;if(r===t+"PointerEnter"&&e["on"+t.toLowerCase()+"pointerenter"]===undefined){r=t+"PointerOver"}if(r===t+"PointerLeave"&&e["on"+t.toLowerCase()+"pointerleave"]===undefined){r=t+"PointerOut"}return r};var d=function(e,t,n,r){if(e.__handjsRegisteredEvents===undefined){e.__handjsRegisteredEvents=[]}if(r){if(e.__handjsRegisteredEvents[t]!==undefined){e.__handjsRegisteredEvents[t]++;return}e.__handjsRegisteredEvents[t]=1;e.addEventListener(t,n,false)}else{if(e.__handjsRegisteredEvents.indexOf(t)!==-1){e.__handjsRegisteredEvents[t]--;if(e.__handjsRegisteredEvents[t]!=0){return}}e.removeEventListener(t,n);e.__handjsRegisteredEvents[t]=0}};var v=function(e,t,n){if(e.onpointerdown!==undefined){return}if(e.onmspointerdown!==undefined){var 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n=e.changedTouches[t];i[n.identifier]=n.target;l("pointerenter",n,n.target,e);l("pointerover",n,n.target,e);l("pointerdown",n,n.target,e)}});window.addEventListener("touchend",function(e){for(var t=0;t<e.changedTouches.length;++t){var n=e.changedTouches[t];var r=i[n.identifier];l("pointerup",n,r,e);l("pointerout",n,r,e);l("pointerleave",n,r,e)}});window.addEventListener("touchmove",function(e){for(var t=0;t<e.changedTouches.length;++t){var n=e.changedTouches[t];var r=document.elementFromPoint(n.clientX,n.clientY);var 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