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parallaxie.min-92fe9cae.js 716 B

9 个月前
1
  1. (function(a){a.fn.parallaxie=function(t){return t=a.extend({speed:.2,repeat:"no-repeat",size:"cover",pos_x:"center",offset:0},t),this.each(function(){var e=a(this),o=e.data("parallaxie");typeof o!="object"&&(o={}),o=a.extend({},t,o);var s=e.data("image");if(s===void 0){if(!(s=e.css("background-image")))return;var r=o.offset+(e.offset().top-a(window).scrollTop())*(1-o.speed);e.css({"background-image":s,"background-size":o.size,"background-repeat":o.repeat,"background-attachment":"fixed","background-position":o.pos_x+" "+r+"px"}),a(window).scroll(function(){var n=o.offset+(e.offset().top-a(window).scrollTop())*(1-o.speed);e.data("pos_y",n),e.css("background-position",o.pos_x+" "+n+"px")})}}),this}})(jQuery);