consumerportal/lib/jquery.rd-parallax.js

mydna Custimised for you

/**
 * @module       RD Parallax
 * @author       Evgeniy Gusarov
 * @see          https://ua.linkedin.com/pub/evgeniy-gusarov/8a/a40/54a
 * @version      3.0.3
 */
(function(){(function(e,r,p){var n,q,k,l;l=/Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent);q=(k=-1!==navigator.appVersion.indexOf("MSIE"))?parseInt(navigator.appVersion.split("MSIE")[1]):null;n=function(){function b(a,d){this.options=e.extend(!0,{},this.Defaults,d);this.$element=e(a);this.$win=e(p);this.$doc=e(r);this.initialize()}b.prototype.Defaults={blur:!0,direction:"inverse",speed:1,duration:200,easing:"linear",screenAliases:{0:"",480:"xs",768:"sm",
    992:"md",1200:"lg"}};b.prototype.initialize=function(){var a;a=this;a.$element.wrapInner(e("<div/>",{"class":"rd-parallax-inner"})).find(".rd-parallax-layer[data-type]").each(function(){var d,c;d=e(this);switch(d.attr("data-type").toLowerCase()){case "media":if(c=this.getAttribute("data-url"))d.css({"background-image":a.url(c)}),("true"===this.getAttribute("data-blur")||a.options.blur)&&e("<img/>",{src:c}).load(function(){d.attr("data-media-width",this.width);d.attr("data-media-height",this.height);
    a.$win.on("resize",e.proxy(a.blurMedia,d[0],a));return e.proxy(a.blurMedia,d[0],a)()});l||(a.$element.on("resize",e.proxy(a.resizeMedia,this,a)),a.$element.on("resize",e.proxy(a.moveLayer,this,a)),a.$win.on("resize",e.proxy(a.resizeMedia,this,a)))}if(!l){a.$doc.on("scroll",e.proxy(a.moveLayer,this,a));a.$doc.on("resize",e.proxy(a.moveLayer,this,a));if("true"===this.getAttribute("data-fade")&&!k)a.$doc.on("scroll",e.proxy(a.fadeLayer,this,a));if("true"===this.getAttribute("data-fade")&&!k)a.$doc.on("resize",
    e.proxy(a.fadeLayer,this,a))}});a.$win.trigger("resize");a.$doc.trigger("scroll")};b.prototype.moveLayer=function(a){var d,c,h,f,m,b;f=a.$win.scrollTop();h=a.$element.offset().top;b=a.$win.height();d=a.$element.height();c=this.offsetHeight;parseFloat(m);m=("inverse"===a.getAttribute(this,"direction")?-1:1)*Math.min(parseFloat(a.getAttribute(this,"speed")),2);d=-(h-f)*m+(d-c)/2+(b-d)/2*m;return e(this).css(a.transform(d,a))};b.prototype.fadeLayer=function(a,d){var c,h,f,b,g;f=e(this);c=a.$element.height();
    h=a.$element.offset().top+c/2;b=f.offset().top+f.height()/2;g=c/6;if(h+g>b&&h-g<b)return f.css({opacity:1});c=h-g<b?1+(h+g-b)/c/3*10:1-(h-g-b)/c/3*10;return f.css({opacity:0>c?0:1<c?1:c.toFixed(2)})};b.prototype.blurMedia=function(a){var d,c,b,f;d=this.offsetHeight;f=this.offsetWidth;c=parseFloat(this.getAttribute("data-media-height"));b=parseFloat(this.getAttribute("data-media-width"));d=Math.ceil(Math.max(d/c,f/b));return e(this).css(a.blur(d))};b.prototype.resizeMedia=function(a){return this.style.height=
    a.px(a.getMediaHeight(a.$win.height(),a.$element.height(),a.getAttribute(this,"speed"),"inverse"===a.getAttribute(this,"direction")?-1:1))};b.prototype.getMediaHeight=function(a,d,c,b){var f;c=Math.max(parseFloat(c),0);c=Math.min(parseFloat(c),2);f=0;-1===b&&(f=(d+a)*c);return d+f+(1>=c?(a-d)*c:a*c)};b.prototype.url=function(a){return"url("+a+")"};b.prototype.px=function(a){return a+"px"};b.prototype.transform=function(a,d){return k&&10>q?{transform:"translate(0,"+a+"px)"}:{"-webkit-transform":"translate3d(0,"+
a+"px, 0)",transform:"translate3d(0,"+a+"px, 0)",transition:l?""+d.options.duration+"ms transform "+d.options.easing:"none"}};b.prototype.blur=function(a){return 3<a?{"-webkit-filter":"blur("+a+"px)",filter:"blur("+a+"px)"}:{filter:"none","-webkit-filter":"none"}};b.prototype.getAttribute=function(a,d){var c,b,f,e,g;if(null!=this.options.screenAliases)for(b=Object.keys(this.options.screenAliases).reverse(),f=e=0,g=b.length-1;(0<=g?e<=g:e>=g)&&!(c=""!==this.options.screenAliases[b[f]]?"-"+this.options.screenAliases[b[f]]:
    this.options.screenAliases[b[f]],c=a.getAttribute("data"+c+"-"+d),b[f]<=this.$win.width()&&null!=c);f=0<=g?++e:--e);return null!=c?c:this.options[d]};return b}();e.fn.extend({RDParallax:function(b){return this.each(function(){var a;a=e(this);if(!a.data("RDParallax"))return a.data("RDParallax",new n(this,b))})}});return p.RDParallax=n})(window.jQuery,document,window);"undefined"!==typeof module&&null!==module?module.exports=window.RDParallax:"function"===typeof define&&define.amd&&define(["jquery"],
    function(){return window.RDParallax})}).call(this);