/* ===========================================================
 * pagepiling.js 0.0.9 (Beta)
 *
 * https://github.com/alvarotrigo/pagePiling.js
 * MIT licensed
 *
 * Copyright (C) 2014 alvarotrigo.com - A project by Alvaro Trigo
 *
 * ========================================================== */

(function(b){b.fn.pagepiling=function(c){function A(a){var c=b(".pp-section.active").index(".pp-section");a=a.index(".pp-section");return c>a?"up":"down"}function g(a,f){var d={destination:a,animated:f,activeSection:b(".pp-section.active"),anchorLink:a.data("anchor"),sectionIndex:a.index(".pp-section"),toMove:a,yMovement:A(a),leavingSection:b(".pp-section.active").index(".pp-section")+1};d.activeSection.is(a)||("undefined"===typeof d.animated&&(d.animated=!0),"undefined"!==typeof d.anchorLink&&c.anchors.length&&
(location.hash=d.anchorLink),d.destination.addClass("active").siblings().removeClass("active"),d.sectionsToMove=B(d),"down"===d.yMovement?(d.translate3d="vertical"!==c.direction?"translate3d(-100%, 0px, 0px)":"translate3d(0px, -100%, 0px)",d.scrolling="-100%",c.css3||d.sectionsToMove.each(function(a){a!=d.activeSection.index(".pp-section")&&b(this).css(m(d.scrolling))}),d.animateSection=d.activeSection):(d.translate3d="translate3d(0px, 0px, 0px)",d.scrolling="0",d.animateSection=a),b.isFunction(c.onLeave)&&
c.onLeave.call(this,d.leavingSection,d.sectionIndex+1,d.yMovement),C(d),D(d.anchorLink),E(d.anchorLink,d.sectionIndex),r=d.anchorLink,s=(new Date).getTime())}function C(a){c.css3?(t(a.animateSection,a.translate3d,a.animated),a.sectionsToMove.each(function(){t(b(this),a.translate3d,a.animated)}),setTimeout(function(){n(a)},c.scrollingSpeed)):(a.scrollOptions=m(a.scrolling),a.animated?a.animateSection.animate(a.scrollOptions,c.scrollingSpeed,c.easing,function(){u(a);n(a)}):(a.animateSection.css(m(a.scrolling)),
setTimeout(function(){u(a);n(a)},400)))}function n(a){b.isFunction(c.afterLoad)&&c.afterLoad.call(this,a.anchorLink,a.sectionIndex+1)}function B(a){return"down"===a.yMovement?b(".pp-section").map(function(c){if(c<a.destination.index(".pp-section"))return b(this)}):b(".pp-section").map(function(c){if(c>a.destination.index(".pp-section"))return b(this)})}function u(a){"up"===a.yMovement&&a.sectionsToMove.each(function(c){b(this).css(m(a.scrolling))})}function m(a){return"vertical"===c.direction?{top:a}:
{left:a}}function p(){return(new Date).getTime()-s<600+c.scrollingSpeed?!0:!1}function t(a,b,c){a.toggleClass("pp-easing",c);a.css({"-webkit-transform":b,"-moz-transform":b,"-ms-transform":b,transform:b})}function h(a){if(!p()){a=window.event||a;a=Math.max(-1,Math.min(1,a.wheelDelta||-a.deltaY||-a.detail));var c=b(".pp-section.active"),c=v(c);0>a?k("down",c):k("up",c);return!1}}function k(a,c){if("down"==a)var d="bottom",e=b.fn.pagepiling.moveSectionDown;else d="top",e=b.fn.pagepiling.moveSectionUp;
if(0<c.length)if(isScrolled(d,c))e();else return!0;else e()}function v(a){return scrollable=a.find(".pp-scrollable")}function w(){return window.PointerEvent?{down:"pointerdown",move:"pointermove",up:"pointerup"}:{down:"MSPointerDown",move:"MSPointerMove",up:"MSPointerUp"}}function x(a){var b=[];window.navigator.msPointerEnabled?(b.y=a.pageY,b.x=a.pageX):(b.y=a.touches[0].pageY,b.x=a.touches[0].pageX);return b}function F(a){a=x(a.originalEvent);l=a.y;touchStartX=a.x}function G(a){var f=a.originalEvent;
y(a.target)||(a.preventDefault(),a=b(".pp-section.active"),a=v(a),p()||(f=x(f),touchEndY=f.y,touchEndX=f.x,"horizontal"===c.direction&&Math.abs(touchStartX-touchEndX)>Math.abs(l-touchEndY)?Math.abs(touchStartX-touchEndX)>e.width()/100*c.touchSensitivity&&(touchStartX>touchEndX?k("down",a):touchEndX>touchStartX&&k("up",a)):Math.abs(l-touchEndY)>e.height()/100*c.touchSensitivity&&(l>touchEndY?k("down",a):touchEndY>l&&k("up",a))))}function y(a,f){f=f||0;var d=b(a).parent();return f<c.normalScrollElementTouchThreshold&&
d.is(c.normalScrollElements)?!0:f==c.normalScrollElementTouchThreshold?!1:y(d,++f)}function H(){b("body").append('<div id="pp-nav"><ul></ul></div>');var a=b("#pp-nav");a.css("color",c.navigation.textColor);a.addClass(c.navigation.position);for(var f=0;f<b(".pp-section").length;f++){var d="";c.anchors.length&&(d=c.anchors[f]);if("undefined"!==typeof c.navigation.tooltips){var e=c.navigation.tooltips[f];"undefined"===typeof e&&(e="")}a.find("ul").append('<li data-tooltip="'+e+'"><a href="#'+d+'"><span></span></a></li>')}a.find("span").css("border-color",
c.navigation.bulletsColor)}function E(a,f){c.navigation&&(b("#pp-nav").find(".active").removeClass("active"),a?b("#pp-nav").find('a[href="#'+a+'"]').addClass("active"):b("#pp-nav").find("li").eq(f).find("a").addClass("active"))}function D(a){c.menu&&(b(c.menu).find(".active").removeClass("active"),b(c.menu).find('[data-menuanchor="'+a+'"]').addClass("active"))}function I(){var a=document.createElement("p"),b,c={webkitTransform:"-webkit-transform",OTransform:"-o-transform",msTransform:"-ms-transform",
MozTransform:"-moz-transform",transform:"transform"};document.body.insertBefore(a,null);for(var e in c)void 0!==a.style[e]&&(a.style[e]="translate3d(1px,1px,1px)",b=window.getComputedStyle(a).getPropertyValue(c[e]));document.body.removeChild(a);return void 0!==b&&0<b.length&&"none"!==b}var e=b(this),r,s=0,z="ontouchstart"in window||0<navigator.msMaxTouchPoints,l=touchStartX=touchEndY=touchEndX=0;c=b.extend({direction:"vertical",menu:null,verticalCentered:!0,sectionsColor:[],anchors:[],scrollingSpeed:700,
easing:"swing",loopBottom:!1,loopTop:!1,css3:!0,navigation:{textColor:"#000",bulletsColor:"#000",position:"right",tooltips:["section1","section2","section3","section4"]},normalScrollElements:null,normalScrollElementTouchThreshold:5,touchSensitivity:5,keyboardScrolling:!0,sectionSelector:".section",animateAnchor:!1,afterLoad:null,onLeave:null,afterRender:null},c);b.fn.pagepiling.setScrollingSpeed=function(a){c.scrollingSpeed=a};b.fn.pagepiling.setMouseWheelScrolling=function(a){a?e.get(0).addEventListener?
(e.get(0).addEventListener("mousewheel",h,!1),e.get(0).addEventListener("wheel",h,!1)):e.get(0).attachEvent("onmousewheel",h):e.get(0).addEventListener?(e.get(0).removeEventListener("mousewheel",h,!1),e.get(0).removeEventListener("wheel",h,!1)):e.get(0).detachEvent("onmousewheel",h)};b.fn.pagepiling.setAllowScrolling=function(a){a?(b.fn.pagepiling.setMouseWheelScrolling(!0),z&&(MSPointer=w(),e.off("touchstart "+MSPointer.down).on("touchstart "+MSPointer.down,F),e.off("touchmove "+MSPointer.move).on("touchmove "+
MSPointer.move,G))):(b.fn.pagepiling.setMouseWheelScrolling(!1),z&&(MSPointer=w(),e.off("touchstart "+MSPointer.down),e.off("touchmove "+MSPointer.move)))};b.fn.pagepiling.setKeyboardScrolling=function(a){c.keyboardScrolling=a};b.fn.pagepiling.moveSectionUp=function(){var a=b(".pp-section.active").prev(".pp-section");!a.length&&c.loopTop&&(a=b(".pp-section").last());a.length&&g(a)};b.fn.pagepiling.moveSectionDown=function(){var a=b(".pp-section.active").next(".pp-section");!a.length&&c.loopBottom&&
(a=b(".pp-section").first());a.length&&g(a)};b.fn.pagepiling.moveTo=function(a){var c="",c=isNaN(a)?b('[data-anchor="'+a+'"]'):b(".pp-section").eq(a-1);0<c.length&&g(c)};b(c.sectionSelector).each(function(){b(this).addClass("pp-section")});c.css3&&(c.css3=I());b(e).css({overflow:"hidden","-ms-touch-action":"none","touch-action":"none"});b.fn.pagepiling.setAllowScrolling(!0);b.isEmptyObject(c.navigation)||H();var q=b(".pp-section").length;b(".pp-section").each(function(a){b(this).data("data-index",
a);b(this).css("z-index",q);a||0!==b(".pp-section.active").length||b(this).addClass("active");"undefined"!==typeof c.anchors[a]&&b(this).attr("data-anchor",c.anchors[a]);"undefined"!==typeof c.sectionsColor[a]&&b(this).css("background-color",c.sectionsColor[a]);c.verticalCentered&&b(this).addClass("pp-table").wrapInner('<div class="pp-tableCell" style="height:100%" />');--q}).promise().done(function(){c.navigation&&(b("#pp-nav").css("margin-top","-"+b("#pp-nav").height()/2+"px"),b("#pp-nav").find("li").eq(b(".pp-section.active").index(".pp-section")).find("a").addClass("active"));
b(window).on("load",function(){var a=window.location.hash.replace("#",""),a=b('.pp-section[data-anchor="'+a+'"]');0<a.length&&g(a,c.animateAnchor)});b.isFunction(c.afterRender)&&c.afterRender.call(this)});b(window).on("hashchange",function(){var a=window.location.hash.replace("#","").split("/")[0];a.length&&a&&a!==r&&(a=isNaN(a)?b('[data-anchor="'+a+'"]'):b(".pp-section").eq(a-1),g(a))});b(document).keydown(function(a){if(c.keyboardScrolling&&!p())switch(a.which){case 38:case 33:b.fn.pagepiling.moveSectionUp();
break;case 40:case 34:b.fn.pagepiling.moveSectionDown();break;case 36:b.fn.pagepiling.moveTo(1);break;case 35:b.fn.pagepiling.moveTo(b(".pp-section").length);break;case 37:b.fn.pagepiling.moveSectionUp();break;case 39:b.fn.pagepiling.moveSectionDown()}});c.normalScrollElements&&(b(document).on("mouseenter",c.normalScrollElements,function(){b.fn.pagepiling.setMouseWheelScrolling(!1)}),b(document).on("mouseleave",c.normalScrollElements,function(){b.fn.pagepiling.setMouseWheelScrolling(!0)}));b(document).on("click touchstart",
"#pp-nav a",function(a){a.preventDefault();a=b(this).parent().index();g(b(".pp-section").eq(a))});b(document).on({mouseenter:function(){var a=b(this).data("tooltip");b('<div class="pp-tooltip '+c.navigation.position+'">'+a+"</div>").hide().appendTo(b(this)).fadeIn(200)},mouseleave:function(){b(this).find(".pp-tooltip").fadeOut(200,function(){b(this).remove()})}},"#pp-nav li")}})(jQuery);