WebRoot/js/hoverIntent.js

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(function($){$.fn.hoverIntent=function(handlerIn,handlerOut,selector){var cfg={interval:100,sensitivity:7,timeout:0};if(typeof handlerIn==="object"){cfg=$.extend(cfg,handlerIn);}else if($.isFunction(handlerOut)){cfg=$.extend(cfg,{over:handlerIn,out:handlerOut,selector:selector});}else{cfg=$.extend(cfg,{over:handlerIn,out:handlerIn,selector:handlerOut});}
var cX,cY,pX,pY;var track=function(ev){cX=ev.pageX;cY=ev.pageY;};var compare=function(ev,ob){ob.hoverIntent_t=clearTimeout(ob.hoverIntent_t);if((Math.abs(pX-cX)+ Math.abs(pY-cY))<cfg.sensitivity){$(ob).off("mousemove.hoverIntent",track);ob.hoverIntent_s=1;return cfg.over.apply(ob,[ev]);}else{pX=cX;pY=cY;ob.hoverIntent_t=setTimeout(function(){compare(ev,ob);},cfg.interval);}};var delay=function(ev,ob){ob.hoverIntent_t=clearTimeout(ob.hoverIntent_t);ob.hoverIntent_s=0;return cfg.out.apply(ob,[ev]);};var handleHover=function(e){var ev=jQuery.extend({},e);var ob=this;if(ob.hoverIntent_t){ob.hoverIntent_t=clearTimeout(ob.hoverIntent_t);}
if(e.type=="mouseenter"){pX=ev.pageX;pY=ev.pageY;$(ob).on("mousemove.hoverIntent",track);if(ob.hoverIntent_s!=1){ob.hoverIntent_t=setTimeout(function(){compare(ev,ob);},cfg.interval);}}else{$(ob).off("mousemove.hoverIntent",track);if(ob.hoverIntent_s==1){ob.hoverIntent_t=setTimeout(function(){delay(ev,ob);},cfg.timeout);}}};return this.on({'mouseenter.hoverIntent':handleHover,'mouseleave.hoverIntent':handleHover},cfg.selector);};})(jQuery);