rellax.min.js

'use strict';(function(C,g){"function"===typeof define&&define.amd?define([],g):"object"===typeof module&&module.exports?module.exports=g():C.Rellax=g()})("undefined"!==typeof window?window:global,function(){var C=function(g,q){function P(){if(3===a.options.breakpoints.length&&Array.isArray(a.options.breakpoints)){var d=!0,c=!0,b;a.options.breakpoints.forEach(function(f){"number"!==typeof f&&(c=!1);null!==b&&f<b&&(d=!1);b=f});if(d&&c)return}a.options.breakpoints=[576,768,1201];console.warn("Rellax: You must pass an array of 3 numbers in ascending order to the breakpoints option. Defaults reverted")}
var a=Object.create(C.prototype),p=0,r=0,t=0,k=0,e=[],u=!0,J=window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||window.msRequestAnimationFrame||window.oRequestAnimationFrame||function(d){return setTimeout(d,1E3/60)},v=null,G=!1;try{var K=Object.defineProperty({},"passive",{get:function(){G=!0}});window.addEventListener("testPassive",null,K);window.removeEventListener("testPassive",null,K)}catch(d){}var Q=window.cancelAnimationFrame||window.mozCancelAnimationFrame||
clearTimeout,R=window.transformProp||function(){var d=document.createElement("div");if(null===d.style.transform){var c=["Webkit","Moz","ms"],b;for(b in c)if(void 0!==d.style[c[b]+"Transform"])return c[b]+"Transform"}return"transform"}();a.options={speed:-2,verticalSpeed:null,horizontalSpeed:null,breakpoints:[576,768,1201],center:!1,wrapper:null,relativeToWrapper:!1,round:!0,vertical:!0,horizontal:!1,verticalScrollAxis:"y",horizontalScrollAxis:"x",callback:function(){}};q&&Object.keys(q).forEach(function(d){a.options[d]=
q[d]});q&&q.breakpoints&&P();g||=".rellax";g="string"===typeof g?document.querySelectorAll(g):[g];if(0<g.length){a.elems=g;if(a.options.wrapper&&!a.options.wrapper.nodeType)if(g=document.querySelector(a.options.wrapper))a.options.wrapper=g;else{console.warn("Rellax: The wrapper you're trying to use doesn't exist.");return}var H,F=function(){for(var d=0;d<e.length;d++)a.elems[d].style.cssText=e[d].style;e=[];r=window.innerHeight;k=window.innerWidth;d=a.options.breakpoints;H=k<d[0]?"xs":k>=d[0]&&k<
d[1]?"sm":k>=d[1]&&k<d[2]?"md":"lg";L();for(d=0;d<a.elems.length;d++){var c=void 0,b=a.elems[d],f=b.getAttribute("data-rellax-percentage"),l=b.getAttribute("data-rellax-speed"),h=b.getAttribute("data-rellax-xs-speed"),w=b.getAttribute("data-rellax-mobile-speed"),x=b.getAttribute("data-rellax-tablet-speed"),y=b.getAttribute("data-rellax-desktop-speed"),z=b.getAttribute("data-rellax-vertical-speed"),A=b.getAttribute("data-rellax-horizontal-speed"),D=b.getAttribute("data-rellax-vertical-scroll-axis"),
E=b.getAttribute("data-rellax-horizontal-scroll-axis"),S=b.getAttribute("data-rellax-zindex")||0,T=b.getAttribute("data-rellax-min"),U=b.getAttribute("data-rellax-max"),V=b.getAttribute("data-rellax-min-x"),W=b.getAttribute("data-rellax-max-x"),X=b.getAttribute("data-rellax-min-y"),Y=b.getAttribute("data-rellax-max-y"),m=!0;h||w||x||y?c={xs:h,sm:w,md:x,lg:y}:m=!1;h=a.options.wrapper?a.options.wrapper.scrollTop:window.pageYOffset||document.documentElement.scrollTop||document.body.scrollTop;a.options.relativeToWrapper&&
(h=(window.pageYOffset||document.documentElement.scrollTop||document.body.scrollTop)-a.options.wrapper.offsetTop);var B=a.options.vertical?f||a.options.center?h:0:0,M=a.options.horizontal?f||a.options.center?a.options.wrapper?a.options.wrapper.scrollLeft:window.pageXOffset||document.documentElement.scrollLeft||document.body.scrollLeft:0:0;h=B+b.getBoundingClientRect().top;w=b.clientHeight||b.offsetHeight||b.scrollHeight;x=M+b.getBoundingClientRect().left;y=b.clientWidth||b.offsetWidth||b.scrollWidth;
B=f?f:(B-h+r)/(w+r);f=f?f:(M-x+k)/(y+k);a.options.center&&(B=f=.5);c=m&&null!==c[H]?Number(c[H]):l?l:a.options.speed;z=z?z:a.options.verticalSpeed;A=A?A:a.options.horizontalSpeed;D=D?D:a.options.verticalScrollAxis;E=E?E:a.options.horizontalScrollAxis;l=N(f,B,c,z,A);b=b.style.cssText;m="";if(f=/transform\s*:/i.exec(b))m=b.slice(f.index),m=(f=m.indexOf(";"))?" "+m.slice(11,f).replace(/\s/g,""):" "+m.slice(11).replace(/\s/g,"");e.push({baseX:l.x,baseY:l.y,top:h,left:x,height:w,width:y,speed:c,verticalSpeed:z,
horizontalSpeed:A,verticalScrollAxis:D,horizontalScrollAxis:E,style:b,transform:m,zindex:S,min:T,max:U,minX:V,maxX:W,minY:X,maxY:Y})}O();u&&(window.addEventListener("resize",F),u=!1,I())},L=function(){var d=p,c=t;p=a.options.wrapper?a.options.wrapper.scrollTop:(document.documentElement||document.body.parentNode||document.body).scrollTop||window.pageYOffset;t=a.options.wrapper?a.options.wrapper.scrollLeft:(document.documentElement||document.body.parentNode||document.body).scrollLeft||window.pageXOffset;
a.options.relativeToWrapper&&(p=((document.documentElement||document.body.parentNode||document.body).scrollTop||window.pageYOffset)-a.options.wrapper.offsetTop);return d!=p&&a.options.vertical||c!=t&&a.options.horizontal?!0:!1},N=function(d,c,b,f,l){var h={};d=100*(l?l:b)*(1-d);c=100*(f?f:b)*(1-c);h.x=a.options.round?Math.round(d):Math.round(100*d)/100;h.y=a.options.round?Math.round(c):Math.round(100*c)/100;return h},n=function(){window.removeEventListener("resize",n);window.removeEventListener("orientationchange",
n);(a.options.wrapper?a.options.wrapper:window).removeEventListener("scroll",n);(a.options.wrapper?a.options.wrapper:document).removeEventListener("touchmove",n);v=J(I)},I=function(){L()&&!1===u?(O(),v=J(I)):(v=null,window.addEventListener("resize",n),window.addEventListener("orientationchange",n),(a.options.wrapper?a.options.wrapper:window).addEventListener("scroll",n,G?{passive:!0}:!1),(a.options.wrapper?a.options.wrapper:document).addEventListener("touchmove",n,G?{passive:!0}:!1))},O=function(){for(var d,
c=0;c<a.elems.length;c++){var b=e[c].verticalScrollAxis.toLowerCase(),f=e[c].horizontalScrollAxis.toLowerCase();d=-1!=b.indexOf("x")?p:0;b=-1!=b.indexOf("y")?p:0;var l=-1!=f.indexOf("x")?t:0;f=-1!=f.indexOf("y")?t:0;d=N((d+l-e[c].left+k)/(e[c].width+k),(b+f-e[c].top+r)/(e[c].height+r),e[c].speed,e[c].verticalSpeed,e[c].horizontalSpeed);f=d.y-e[c].baseY;b=d.x-e[c].baseX;null!==e[c].min&&(a.options.vertical&&!a.options.horizontal&&(f=f<=e[c].min?e[c].min:f),a.options.horizontal&&!a.options.vertical&&
(b=b<=e[c].min?e[c].min:b));null!=e[c].minY&&(f=f<=e[c].minY?e[c].minY:f);null!=e[c].minX&&(b=b<=e[c].minX?e[c].minX:b);null!==e[c].max&&(a.options.vertical&&!a.options.horizontal&&(f=f>=e[c].max?e[c].max:f),a.options.horizontal&&!a.options.vertical&&(b=b>=e[c].max?e[c].max:b));null!=e[c].maxY&&(f=f>=e[c].maxY?e[c].maxY:f);null!=e[c].maxX&&(b=b>=e[c].maxX?e[c].maxX:b);a.elems[c].style[R]="translate3d("+(a.options.horizontal?b:"0")+"px,"+(a.options.vertical?f:"0")+"px,"+e[c].zindex+"px) "+e[c].transform}a.options.callback(d)};
a.destroy=function(){for(var d=0;d<a.elems.length;d++)a.elems[d].style.cssText=e[d].style;u||(window.removeEventListener("resize",F),u=!0);Q(v);v=null};F();a.refresh=F;return a}console.warn("Rellax: The elements you're trying to select don't exist.")};return C});