update address standardization for cust_location changes
[freeside.git] / rt / share / html / NoAuth / js / jquery.event.hover-1.0.js
diff --git a/rt/share/html/NoAuth/js/jquery.event.hover-1.0.js b/rt/share/html/NoAuth/js/jquery.event.hover-1.0.js
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+;(function($){ // secure $ jQuery alias
+/*******************************************************************************************/  
+// jquery.event.hover.js - rev 5 
+// Copyright (c) 2008, Three Dub Media (http://threedubmedia.com)
+// Liscensed under the MIT License (MIT-LICENSE.txt)
+// http://www.opensource.org/licenses/mit-license.php
+// Created: 2008-06-02 | Updated: 2008-07-30
+/*******************************************************************************************/
+
+//     USE THESE PROPERTIES TO CUSTOMIZE SETTINGS...
+
+//     $.event.special.hover.delay = 100; 
+//     Defines the delay (msec) while mouse is inside the element before checking the speed
+
+//     $.event.special.hover.speed = 100; 
+//     Defines the maximum speed (px/sec) the mouse may be moving to trigger the hover event
+
+// save the old jquery "hover" method
+$.fn._hover = $.fn.hover;
+
+// jquery method 
+$.fn.hover = function( fn1, fn2, fn3 ) {
+       if ( fn3 ) this.bind('hoverstart', fn1 ); // 3 args
+       if ( fn2 ) this.bind('hoverend', fn3 ? fn3 : fn2 ); // 2+ args
+       return !fn1 ? this.trigger('hover') // 0 args 
+               : this.bind('hover', fn3 ? fn2 : fn1 ); // 1+ args
+       };      
+
+// special event configuration
+var hover = $.event.special.hover = {
+       delay: 100, // milliseconds
+       speed: 100, // pixels per second
+       setup: function( data ){
+               data = $.extend({ speed: hover.speed, delay: hover.delay, hovered:0 }, data||{} );
+               $.event.add( this, "mouseenter mouseleave", hoverHandler, data );
+               },
+       teardown: function(){
+               $.event.remove( this, "mouseenter mouseleave", hoverHandler );
+               }
+       };
+
+// shared event handler
+function hoverHandler( event ){
+       var data = event.data || event;
+       switch ( event.type ){
+               case 'mouseenter': // mouseover
+                       data.dist2 = 0; // init mouse distance²
+                       data.event = event; // store the event
+                       event.type = "hoverstart"; // hijack event
+                       if ( $.event.handle.call( this, event ) !== false ){ // handle "hoverstart"
+                               data.elem = this; // ref to the current element
+                               $.event.add( this, "mousemove", hoverHandler, data ); // track the mouse
+                               data.timer = setTimeout( compare, data.delay ); // start async compare
+                               }
+                       break;
+               case 'mousemove': // track the event, mouse distance² = x² + y²
+                       data.dist2 += Math.pow( event.pageX-data.event.pageX, 2 ) 
+                               + Math.pow( event.pageY-data.event.pageY, 2 ); 
+                       data.event = event; // store current event
+                       break;
+               case 'mouseleave': // mouseout
+                       clearTimeout( data.timer ); // uncompare
+                       if ( data.hovered ){ 
+                               event.type = "hoverend"; // hijack event
+                               $.event.handle.call( this, event ); // handle "hoverend"
+                               data.hovered--; // reset flag
+                               }
+                       else $.event.remove( data.elem, "mousemove", hoverHandler ); // untrack
+                       break;
+               default: // timeout compare // distance² = x² + y²  = ( speed * time )²
+                       if ( data.dist2 <= Math.pow( data.speed*( data.delay/1e3 ), 2 ) ){ // speed acceptable
+                               $.event.remove( data.elem, "mousemove", hoverHandler ); // untrack
+                               data.event.type = "hover"; // hijack event
+                               if ( $.event.handle.call( data.elem, data.event ) !== false ) // handle "hover"
+                                       data.hovered++; // flag for "hoverend"
+                               }
+                       else data.timer = setTimeout( compare, data.delay ); // async recurse
+                       data.dist2 = 0; // reset distance² for next compare
+                       break;
+               }
+       function compare(){ hoverHandler( data ); }; // timeout/recursive function
+       };
+       
+/*******************************************************************************************/
+})(jQuery); // confine scope
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