jquery.mousewheel.min.js 1.3 KB

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  1. /* Copyright (c) 2010 Brandon Aaron (http://brandonaaron.net)
  2. * Licensed under the MIT License (LICENSE.txt).
  3. *
  4. * Thanks to: http://adomas.org/javascript-mouse-wheel/ for some pointers.
  5. * Thanks to: Mathias Bank(http://www.mathias-bank.de) for a scope bug fix.
  6. * Thanks to: Seamus Leahy for adding deltaX and deltaY
  7. *
  8. * Version: 3.0.4
  9. *
  10. * Requires: 1.2.2+
  11. */
  12. (function(c){var a=["DOMMouseScroll","mousewheel"];c.event.special.mousewheel={setup:function(){if(this.addEventListener){for(var d=a.length;d;){this.addEventListener(a[--d],b,false)}}else{this.onmousewheel=b}},teardown:function(){if(this.removeEventListener){for(var d=a.length;d;){this.removeEventListener(a[--d],b,false)}}else{this.onmousewheel=null}}};c.fn.extend({mousewheel:function(d){return d?this.bind("mousewheel",d):this.trigger("mousewheel")},unmousewheel:function(d){return this.unbind("mousewheel",d)}});function b(i){var g=i||window.event,f=[].slice.call(arguments,1),j=0,h=true,e=0,d=0;i=c.event.fix(g);i.type="mousewheel";if(i.wheelDelta){j=i.wheelDelta/120}if(i.detail){j=-i.detail/3}d=j;if(g.axis!==undefined&&g.axis===g.HORIZONTAL_AXIS){d=0;e=-1*j}if(g.wheelDeltaY!==undefined){d=g.wheelDeltaY/120}if(g.wheelDeltaX!==undefined){e=-1*g.wheelDeltaX/120}f.unshift(i,j,e,d);return c.event.handle.apply(this,f)}})(jQuery);