3 lines
1.5 KiB
JavaScript
3 lines
1.5 KiB
JavaScript
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/* jQuery.enllax.js - v1.1.0 | copyright 2015, MMK Jony | https://github.com/mmkjony/enllax.js | released under the MIT license */
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!function(t){"use strict";t.fn.enllax=function(r){var a=t(window).height(),n=t(document).height(),o=t.extend({ratio:0,type:"background",direction:"vertical"},r),e=t("[data-enllax-ratio]");e.each(function(){var r,e,s,i=t(this),c=i.offset().top,l=i.outerHeight(),p=i.data("enllax-ratio"),d=i.data("enllax-type"),x=i.data("enllax-direction");r=p?p:o.ratio,e=d?d:o.type,s=x?x:o.direction;var f=Math.round(c*r),u=Math.round((c-a/2+l)*r);"background"==e?"vertical"==s?i.css({"background-position":"center "+-f+"px"}):"horizontal"==s&&i.css({"background-position":-f+"px center"}):"foreground"==e&&("vertical"==s?i.css({"-webkit-transform":"translateY("+u+"px)","-moz-transform":"translateY("+u+"px)",transform:"translateY("+u+"px)"}):"horizontal"==s&&i.css({"-webkit-transform":"translateX("+u+"px)","-moz-transform":"translateX("+u+"px)",transform:"translateX("+u+"px)"})),t(window).on("scroll",function(){var o=t(this).scrollTop();f=Math.round((c-o)*r),u=Math.round((c-a/2+l-o)*r),"background"==e?"vertical"==s?i.css({"background-position":"center "+-f+"px"}):"horizontal"==s&&i.css({"background-position":-f+"px center"}):"foreground"==e&&n>o&&("vertical"==s?i.css({"-webkit-transform":"translateY("+u+"px)","-moz-transform":"translateY("+u+"px)",transform:"translateY("+u+"px)"}):"horizontal"==s&&i.css({"-webkit-transform":"translateX("+u+"px)","-moz-transform":"translateX("+u+"px)",transform:"translateX("+u+"px)"}))})})}}(jQuery);
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