(function(root,factory){if(typeof define==="function"&&define.amd){define(factory)}else if(typeof exports==="object"){module.exports=factory(require,exports,module)}else{root.scrollReveal=factory()}})(this,function(require,exports,module){window.scrollReveal=function(window){"use strict";var _requestAnimFrame;var _extend;var _handler;var self;function scrollReveal(config){if(!(this instanceof scrollReveal)){return new scrollReveal(config)}self=this;self.elems={};self.serial=1;self.blocked=false;self.config=_extend(self.defaults,config);if(self.isMobile()&&!self.config.mobile||!self.isSupported()){self.destroy();return}if(self.config.viewport===window.document.documentElement){window.addEventListener("scroll",_handler,false);window.addEventListener("resize",_handler,false)}else{self.config.viewport.addEventListener("scroll",_handler,false)}self.init(true)}scrollReveal.prototype={defaults:{enter:"bottom",move:"8px",over:"0.6s",wait:"0s",easing:"ease",scale:{direction:"up",power:"5%"},rotate:{x:0,y:0,z:0},opacity:0,mobile:false,reset:false,viewport:window.document.documentElement,delay:"once",vFactor:.6,complete:function(el){}},init:function(flag){var serial;var elem;var query;query=Array.prototype.slice.call(self.config.viewport.querySelectorAll("[data-sr]"));query.forEach(function(el){serial=self.serial++;elem=self.elems[serial]={domEl:el};elem.config=self.configFactory(elem);elem.styles=self.styleFactory(elem);elem.seen=false;el.removeAttribute("data-sr");el.setAttribute("style",elem.styles.inline+elem.styles.initial)});self.scrolled=self.scrollY();self.animate(flag)},animate:function(flag){var key;var elem;var visible;for(key in self.elems){if(self.elems.hasOwnProperty(key)){elem=self.elems[key];visible=self.isElemInViewport(elem);if(visible){if(self.config.delay==="always"||self.config.delay==="onload"&&flag||self.config.delay==="once"&&!elem.seen){elem.domEl.setAttribute("style",elem.styles.inline+elem.styles.target+elem.styles.transition)}else{elem.domEl.setAttribute("style",elem.styles.inline+elem.styles.target+elem.styles.reset)}elem.seen=true;if(!elem.config.reset&&!elem.animating){elem.animating=true;complete(key)}}else if(!visible&&elem.config.reset){elem.domEl.setAttribute("style",elem.styles.inline+elem.styles.initial+elem.styles.reset)}}}self.blocked=false;function complete(key){var elem=self.elems[key];setTimeout(function(){elem.domEl.setAttribute("style",elem.styles.inline);elem.config.complete(elem.domEl);delete self.elems[key]},elem.styles.duration)}},configFactory:function(elem){var parsed={};var config={};var words=elem.domEl.getAttribute("data-sr").split(/[, ]+/);words.forEach(function(keyword,i){switch(keyword){case"enter":parsed.enter=words[i+1];break;case"wait":parsed.wait=words[i+1];break;case"move":parsed.move=words[i+1];break;case"ease":parsed.move=words[i+1];parsed.ease="ease";break;case"ease-in":if(words[i+1]=="up"||words[i+1]=="down"){parsed.scale.direction=words[i+1];parsed.scale.power=words[i+2];parsed.easing="ease-in";break}parsed.move=words[i+1];parsed.easing="ease-in";break;case"ease-in-out":if(words[i+1]=="up"||words[i+1]=="down"){parsed.scale.direction=words[i+1];parsed.scale.power=words[i+2];parsed.easing="ease-in-out";break}parsed.move=words[i+1];parsed.easing="ease-in-out";break;case"ease-out":if(words[i+1]=="up"||words[i+1]=="down"){parsed.scale.direction=words[i+1];parsed.scale.power=words[i+2];parsed.easing="ease-out";break}parsed.move=words[i+1];parsed.easing="ease-out";break;case"hustle":if(words[i+1]=="up"||words[i+1]=="down"){parsed.scale.direction=words[i+1];parsed.scale.power=words[i+2];parsed.easing="cubic-bezier( 0.6, 0.2, 0.1, 1 )";break}parsed.move=words[i+1];parsed.easing="cubic-bezier( 0.6, 0.2, 0.1, 1 )";break;case"over":parsed.over=words[i+1];break;case"flip":case"pitch":parsed.rotate=parsed.rotate||{};parsed.rotate.x=words[i+1];break;case"spin":case"yaw":parsed.rotate=parsed.rotate||{};parsed.rotate.y=words[i+1];break;case"roll":parsed.rotate=parsed.rotate||{};parsed.rotate.z=words[i+1];break;case"reset":if(words[i-1]=="no"){parsed.reset=false}else{parsed.reset=true}break;case"scale":parsed.scale={};if(words[i+1]=="up"||words[i+1]=="down"){parsed.scale.direction=words[i+1];parsed.scale.power=words[i+2];break}parsed.scale.power=words[i+1];break;case"vFactor":case"vF":parsed.vFactor=words[i+1];break;case"opacity":parsed.opacity=words[i+1];break;default:return}});config=_extend(config,self.config);config=_extend(config,parsed);if(config.enter==="top"||config.enter==="bottom"){config.axis="Y"}else if(config.enter==="left"||config.enter==="right"){config.axis="X"}if(config.enter==="top"||config.enter==="left"){config.move="-"+config.move}return config},styleFactory:function(elem){var inline;var initial;var reset;var target;var transition;var cfg=elem.config;var duration=(parseFloat(cfg.over)+parseFloat(cfg.wait))*1e3;if(elem.domEl.getAttribute("style")){inline=elem.domEl.getAttribute("style")+"; visibility: visible; "}else{inline="visibility: visible; "}transition="-webkit-transition: -webkit-transform "+cfg.over+" "+cfg.easing+" "+cfg.wait+", opacity "+cfg.over+" "+cfg.easing+" "+cfg.wait+"; "+"transition: transform "+cfg.over+" "+cfg.easing+" "+cfg.wait+", opacity "+cfg.over+" "+cfg.easing+" "+cfg.wait+"; "+"-webkit-perspective: 1000;"+"-webkit-backface-visibility: hidden;";reset="-webkit-transition: -webkit-transform "+cfg.over+" "+cfg.easing+" 0s, opacity "+cfg.over+" "+cfg.easing+" 0s; "+"transition: transform "+cfg.over+" "+cfg.easing+" 0s, opacity "+cfg.over+" "+cfg.easing+" 0s; "+"-webkit-perspective: 1000; "+"-webkit-backface-visibility: hidden; ";initial="transform:";target="transform:";build();initial+="-webkit-transform:";target+="-webkit-transform:";build();return{transition:transition,initial:initial,target:target,reset:reset,inline:inline,duration:duration};function build(){if(parseInt(cfg.move)!==0){initial+=" translate"+cfg.axis+"("+cfg.move+")";target+=" translate"+cfg.axis+"(0)"}if(parseInt(cfg.scale.power)!==0){if(cfg.scale.direction==="up"){cfg.scale.value=1-parseFloat(cfg.scale.power)*.01}else if(cfg.scale.direction==="down"){cfg.scale.value=1+parseFloat(cfg.scale.power)*.01}initial+=" scale("+cfg.scale.value+")";target+=" scale(1)"}if(cfg.rotate.x){initial+=" rotateX("+cfg.rotate.x+")";target+=" rotateX(0)"}if(cfg.rotate.y){initial+=" rotateY("+cfg.rotate.y+")";target+=" rotateY(0)"}if(cfg.rotate.z){initial+=" rotateZ("+cfg.rotate.z+")";target+=" rotateZ(0)"}initial+="; opacity: "+cfg.opacity+"; ";target+="; opacity: 1; "}},getViewportH:function(){var client=self.config.viewport["clientHeight"];var inner=window["innerHeight"];if(self.config.viewport===window.document.documentElement){return client<inner?inner:client}return client},scrollY:function(){if(self.config.viewport===window.document.documentElement){return window.pageYOffset}else{return self.config.viewport.scrollTop+self.config.viewport.offsetTop}},getOffset:function(el){var offsetTop=0;var offsetLeft=0;do{if(!isNaN(el.offsetTop)){offsetTop+=el.offsetTop}if(!isNaN(el.offsetLeft)){offsetLeft+=el.offsetLeft}}while(el=el.offsetParent);return{top:offsetTop,left:offsetLeft}},isElemInViewport:function(elem){var elHeight=elem.domEl.offsetHeight;var elTop=self.getOffset(elem.domEl).top;var elBottom=elTop+elHeight;var vFactor=elem.config.vFactor||0;return confirmBounds()||isPositionFixed();function confirmBounds(){var top=elTop+elHeight*vFactor;var bottom=elBottom-elHeight*vFactor;var viewBottom=self.scrolled+self.getViewportH();var viewTop=self.scrolled;return top<viewBottom&&bottom>viewTop}function isPositionFixed(){var el=elem.domEl;var style=el.currentStyle||window.getComputedStyle(el,null);return style.position==="fixed"}},isMobile:function(){var agent=navigator.userAgent||navigator.vendor||window.opera;return/(ipad|playbook|silk|android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows (ce|phone)|xda|xiino/i.test(agent)||/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i.test(agent.substr(0,4))?true:false},isSupported:function(){var sensor=document.createElement("sensor");var cssPrefix="Webkit,Moz,O,".split(",");var tests=("transition "+cssPrefix.join("transition,")).split(",");for(var i=0;i<tests.length;i++){if(!sensor.style[tests[i]]===""){return false}}return true},destroy:function(){var node=self.config.viewport;var query=Array.prototype.slice.call(node.querySelectorAll("[data-sr]"));query.forEach(function(el){el.removeAttribute("data-sr")})}};_handler=function(e){if(!self.blocked){self.blocked=true;self.scrolled=self.scrollY();_requestAnimFrame(function(){self.animate()})}};_extend=function(target,src){for(var prop in src){if(src.hasOwnProperty(prop)){target[prop]=src[prop]}}return target};_requestAnimFrame=function(){return window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||function(callback){window.setTimeout(callback,1e3/60)}}();return scrollReveal}(window);return scrollReveal});