/*!
- * hoverIntent r7 // 2013.03.11 // jQuery 1.9.1+
+ * hoverIntent v1.8.1 // 2014.08.11 // jQuery v1.9.1+
* http://cherne.net/brian/resources/jquery.hoverIntent.html
*
* You may use hoverIntent under the terms of the MIT license. Basically that
* means you are free to use hoverIntent as long as this header is left intact.
- * Copyright 2007, 2013 Brian Cherne
+ * Copyright 2007, 2014 Brian Cherne
*/
/* hoverIntent is similar to jQuery's built-in "hover" method except that
// default configuration values
var cfg = {
interval: 100,
- sensitivity: 7,
+ sensitivity: 6,
timeout: 0
};
var compare = function(ev,ob) {
ob.hoverIntent_t = clearTimeout(ob.hoverIntent_t);
// compare mouse positions to see if they've crossed the threshold
- if ( ( Math.abs(pX-cX) + Math.abs(pY-cY) ) < cfg.sensitivity ) {
+ if ( Math.sqrt( (pX-cX)*(pX-cX) + (pY-cY)*(pY-cY) ) < cfg.sensitivity ) {
$(ob).off("mousemove.hoverIntent",track);
// set hoverIntent state to true (so mouseOut can be called)
- ob.hoverIntent_s = 1;
+ ob.hoverIntent_s = true;
return cfg.over.apply(ob,[ev]);
} else {
// set previous coordinates for next time
// A private function for delaying the mouseOut function
var delay = function(ev,ob) {
ob.hoverIntent_t = clearTimeout(ob.hoverIntent_t);
- ob.hoverIntent_s = 0;
+ ob.hoverIntent_s = false;
return cfg.out.apply(ob,[ev]);
};
// A private function for handling mouse 'hovering'
var handleHover = function(e) {
// copy objects to be passed into t (required for event object to be passed in IE)
- var ev = jQuery.extend({},e);
+ var ev = $.extend({},e);
var ob = this;
// cancel hoverIntent timer if it exists
if (ob.hoverIntent_t) { ob.hoverIntent_t = clearTimeout(ob.hoverIntent_t); }
- // if e.type == "mouseenter"
- if (e.type == "mouseenter") {
+ // if e.type === "mouseenter"
+ if (e.type === "mouseenter") {
// set "previous" X and Y position based on initial entry point
pX = ev.pageX; pY = ev.pageY;
// update "current" X and Y position based on mousemove
$(ob).on("mousemove.hoverIntent",track);
// start polling interval (self-calling timeout) to compare mouse coordinates over time
- if (ob.hoverIntent_s != 1) { ob.hoverIntent_t = setTimeout( function(){compare(ev,ob);} , cfg.interval );}
+ if (!ob.hoverIntent_s) { ob.hoverIntent_t = setTimeout( function(){compare(ev,ob);} , cfg.interval );}
// else e.type == "mouseleave"
} else {
// unbind expensive mousemove event
$(ob).off("mousemove.hoverIntent",track);
// if hoverIntent state is true, then call the mouseOut function after the specified delay
- if (ob.hoverIntent_s == 1) { ob.hoverIntent_t = setTimeout( function(){delay(ev,ob);} , cfg.timeout );}
+ if (ob.hoverIntent_s) { ob.hoverIntent_t = setTimeout( function(){delay(ev,ob);} , cfg.timeout );}
}
};