1 line
1.3 KiB
JavaScript
1 line
1.3 KiB
JavaScript
!function($){"use strict";var r=$("[data-paroller-factor]"),t={bgVertical:function(r,t){return r.css({"background-position":"center "+-t+"px"})},bgHorizontal:function(r,t){return r.css({"background-position":-t+"px center"})},vertical:function(r,t){return r.css({"-webkit-transform":"translateY("+t+"px)","-moz-transform":"translateY("+t+"px)",transform:"translateY("+t+"px)"})},horizontal:function(r,t){return r.css({"-webkit-transform":"translateX("+t+"px)","-moz-transform":"translateX("+t+"px)",transform:"translateX("+t+"px)"})}};$.fn.paroller=function(o){var a=$(window).height(),n=$(document).height(),o=$.extend({factor:0,type:"background",direction:"vertical"},o);r.each(function(){var r=$(this),e=r.offset().top,i=r.outerHeight(),c=r.data("paroller-factor"),l=r.data("paroller-type"),s=r.data("paroller-direction"),u=c?c:o.factor,f=l?l:o.type,d=s?s:o.direction,p=Math.round(e*u),h=Math.round((e-a/2+i)*u);"background"==f?"vertical"==d?t.bgVertical(r,p):"horizontal"==d&&t.bgHorizontal(r,p):"foreground"==f&&("vertical"==d?t.vertical(r,h):"horizontal"==d&&t.horizontal(r,h)),$(window).on("scroll",function(){var o=$(this).scrollTop();p=Math.round((e-o)*u),h=Math.round((e-a/2+i-o)*u),"background"==f?"vertical"==d?t.bgVertical(r,p):"horizontal"==d&&t.bgHorizontal(r,p):"foreground"==f&&n>o&&("vertical"==d?t.vertical(r,h):"horizontal"==d&&t.horizontal(r,h))})})}}(jQuery); |