// Snap.svg 0.4.1
//
// Copyright (c) 2013 – 2015 Adobe Systems Incorporated. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// build: 2015-04-13

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5==a.length?[b,1,1,a[3],a[4]]:3==a.length?[b,1,1]:[b,1]}}function e(b,c,e){c=p(c).replace(/\.{3}|\u2026/g,b),b=a.parseTransformString(b)||[],c=a.parseTransformString(c)||[];for(var f,g,h,i,l=Math.max(b.length,c.length),m=[],n=[],o=0;l>o;o++){if(h=b[o]||d(c[o]),i=c[o]||d(h),h[0]!=i[0]||"r"==h[0].toLowerCase()&&(h[2]!=i[2]||h[3]!=i[3])||"s"==h[0].toLowerCase()&&(h[3]!=i[3]||h[4]!=i[4])){b=a._.transform2matrix(b,e()),c=a._.transform2matrix(c,e()),m=[["m",b.a,b.b,b.c,b.d,b.e,b.f]],n=[["m",c.a,c.b,c.c,c.d,c.e,c.f]];break}for(m[o]=[],n[o]=[],f=0,g=Math.max(h.length,i.length);g>f;f++)f in h&&(m[o][f]=h[f]),f in i&&(n[o][f]=i[f])}return{from:k(m),to:k(n),f:j(m)}}function f(a){return a}function g(a){return function(b){return+b.toFixed(3)+a}}function h(a){return a.join(" ")}function i(b){return a.rgb(b[0],b[1],b[2])}function j(a){var b,c,d,e,f,g,h=0,i=[];for(b=0,c=a.length;c>b;b++){for(f="[",g=['"'+a[b][0]+'"'],d=1,e=a[b].length;e>d;d++)g[d]="val["+h++ +"]";f+=g+"]",i[b]=f}return 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s.getBBox(1)});if("d"==b||"path"==b)return d=a.path.toCubic(r,c),{from:k(d[0]),to:k(d[1]),f:j(d[0])};if("points"==b)return d=p(r).split(a._.separator),q=p(c).split(a._.separator),{from:d,to:q,f:function(a){return a}};var t=r.match(o),u=p(c).match(o);return t&&m(t,u)?{from:parseFloat(r),to:parseFloat(c),f:g(t)}:{from:this.asPX(b),to:this.asPX(b,c),f:f}})}),d.plugin(function(a,c,d,e){for(var f=c.prototype,g="hasOwnProperty",h=("createTouch"in e.doc),i=["click","dblclick","mousedown","mousemove","mouseout","mouseover","mouseup","touchstart","touchmove","touchend","touchcancel"],j={mousedown:"touchstart",mousemove:"touchmove",mouseup:"touchend"},k=(function(a,b){var c="y"==a?"scrollTop":"scrollLeft",d=b&&b.node?b.node.ownerDocument:e.doc;return d[c in d.documentElement?"documentElement":"body"][c]}),l=function(){return this.originalEvent.preventDefault()},m=function(){return this.originalEvent.stopPropagation()},n=function(a,b,c,d){var e=h&&j[b]?j[b]:b,f=function(e){var f=k("y",d),i=k("x",d);if(h&&j[g](b))for(var n=0,o=e.targetTouches&&e.targetTouches.length;o>n;n++)if(e.targetTouches[n].target==a||a.contains(e.targetTouches[n].target)){var p=e;e=e.targetTouches[n],e.originalEvent=p,e.preventDefault=l,e.stopPropagation=m;break}var q=e.clientX+i,r=e.clientY+f;return c.call(d,e,q,r)};return b!==e&&a.addEventListener(b,f,!1),a.addEventListener(e,f,!1),function(){return b!==e&&a.removeEventListener(b,f,!1),a.removeEventListener(e,f,!1),!0}},o=[],p=function(a){for(var c,d=a.clientX,e=a.clientY,f=k("y"),g=k("x"),i=o.length;i--;){if(c=o[i],h){for(var j,l=a.touches&&a.touches.length;l--;)if(j=a.touches[l],j.identifier==c.el._drag.id||c.el.node.contains(j.target)){d=j.clientX,e=j.clientY,(a.originalEvent?a.originalEvent:a).preventDefault();break}}else a.preventDefault();{var m=c.el.node;m.nextSibling,m.parentNode,m.style.display}d+=g,e+=f,b("snap.drag.move."+c.el.id,c.move_scope||c.el,d-c.el._drag.x,e-c.el._drag.y,d,e,a)}},q=function(c){a.unmousemove(p).unmouseup(q);for(var d,e=o.length;e--;)d=o[e],d.el._drag={},b("snap.drag.end."+d.el.id,d.end_scope||d.start_scope||d.move_scope||d.el,c),b.off("snap.drag.*."+d.el.id);o=[]},r=i.length;r--;)!function(b){a[b]=f[b]=function(c,d){if(a.is(c,"function"))this.events=this.events||[],this.events.push({name:b,f:c,unbind:n(this.node||document,b,c,d||this)});else for(var e=0,f=this.events.length;f>e;e++)if(this.events[e].name==b)try{this.events[e].f.call(this)}catch(g){}return this},a["un"+b]=f["un"+b]=function(a){for(var c=this.events||[],d=c.length;d--;)if(c[d].name==b&&(c[d].f==a||!a))return c[d].unbind(),c.splice(d,1),!c.length&&delete this.events,this;return this}}(i[r]);f.hover=function(a,b,c,d){return this.mouseover(a,c).mouseout(b,d||c)},f.unhover=function(a,b){return this.unmouseover(a).unmouseout(b)};var s=[];f.drag=function(c,d,e,f,g,h){function i(i,j,l){(i.originalEvent||i).preventDefault(),k._drag.x=j,k._drag.y=l,k._drag.id=i.identifier,!o.length&&a.mousemove(p).mouseup(q),o.push({el:k,move_scope:f,start_scope:g,end_scope:h}),d&&b.on("snap.drag.start."+k.id,d),c&&b.on("snap.drag.move."+k.id,c),e&&b.on("snap.drag.end."+k.id,e),b("snap.drag.start."+k.id,g||f||k,j,l,i)}function j(a,c,d){b("snap.draginit."+k.id,k,a,c,d)}var k=this;if(!arguments.length){var l;return k.drag(function(a,b){this.attr({transform:l+(l?"T":"t")+[a,b]})},function(){l=this.transform().local})}return b.on("snap.draginit."+k.id,i),k._drag={},s.push({el:k,start:i,init:j}),k.mousedown(j),k},f.undrag=function(){for(var c=s.length;c--;)s[c].el==this&&(this.unmousedown(s[c].init),s.splice(c,1),b.unbind("snap.drag.*."+this.id),b.unbind("snap.draginit."+this.id));return!s.length&&a.unmousemove(p).unmouseup(q),this}}),d.plugin(function(a,c,d){var e=(c.prototype,d.prototype),f=/^\s*url\((.+)\)/,g=String,h=a._.$;a.filter={},e.filter=function(b){var d=this;"svg"!=d.type&&(d=d.paper);var e=a.parse(g(b)),f=a._.id(),i=(d.node.offsetWidth,d.node.offsetHeight,h("filter"));return h(i,{id:f,filterUnits:"userSpaceOnUse"}),i.appendChild(e.node),d.defs.appendChild(i),new c(i)},b.on("snap.util.getattr.filter",function(){b.stop();var c=h(this.node,"filter");if(c){var d=g(c).match(f);return d&&a.select(d[1])}}),b.on("snap.util.attr.filter",function(d){if(d instanceof c&&"filter"==d.type){b.stop();var e=d.node.id;e||(h(d.node,{id:d.id}),e=d.id),h(this.node,{filter:a.url(e)})}d&&"none"!=d||(b.stop(),this.node.removeAttribute("filter"))}),a.filter.blur=function(b,c){null==b&&(b=2);var d=null==c?b:[b,c];return a.format('<feGaussianBlur stdDeviation="{def}"/>',{def:d})},a.filter.blur.toString=function(){return this()},a.filter.shadow=function(b,c,d,e,f){return"string"==typeof d&&(e=d,f=e,d=4),"string"!=typeof 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type="matrix" values="{a} {b} {c} 0 0 {d} {e} {f} 0 0 {g} {h} {i} 0 0 0 0 0 1 0"/>',{a:.393+.607*(1-b),b:.769-.769*(1-b),c:.189-.189*(1-b),d:.349-.349*(1-b),e:.686+.314*(1-b),f:.168-.168*(1-b),g:.272-.272*(1-b),h:.534-.534*(1-b),i:.131+.869*(1-b)})},a.filter.sepia.toString=function(){return this()},a.filter.saturate=function(b){return null==b&&(b=1),a.format('<feColorMatrix type="saturate" values="{amount}"/>',{amount:1-b})},a.filter.saturate.toString=function(){return this()},a.filter.hueRotate=function(b){return b=b||0,a.format('<feColorMatrix type="hueRotate" values="{angle}"/>',{angle:b})},a.filter.hueRotate.toString=function(){return this()},a.filter.invert=function(b){return null==b&&(b=1),a.format('<feComponentTransfer><feFuncR type="table" tableValues="{amount} {amount2}"/><feFuncG type="table" tableValues="{amount} {amount2}"/><feFuncB type="table" tableValues="{amount} {amount2}"/></feComponentTransfer>',{amount:b,amount2:1-b})},a.filter.invert.toString=function(){return 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g=a.getBBox?a.getBBox():c(a),h=this.getBBox(),i={};switch(b=b&&b.match(e),b=b?b[1].toLowerCase():"c"){case"t":i.dx=0,i.dy=g.y-h.y;break;case"b":i.dx=0,i.dy=g.y2-h.y2;break;case"m":i.dx=0,i.dy=g.cy-h.cy;break;case"l":i.dx=g.x-h.x,i.dy=0;break;case"r":i.dx=g.x2-h.x2,i.dy=0;break;default:i.dx=g.cx-h.cx,i.dy=0}return i.toString=f,i},b.prototype.align=function(a,b){return this.transform("..."+this.getAlign(a,b))}}),d});


/*
 convert a cubic bezier value to a custom mina easing
 http://stackoverflow.com/questions/25265197/how-to-convert-a-cubic-bezier-value-to-a-custom-mina-easing-snap-svg
 */
var duration = 300,
        delay = 300,
        epsilon = (1000 / 60 / duration) / 4,
        firstCustomMinaAnimation = bezier(.42, .03, .77, .63, epsilon),
        secondCustomMinaAnimation = bezier(.27, .5, .6, .99, epsilon);

jQuery(document).ready(function () {
    //initialize the slider
    jQuery('.cd-slider-wrapper').each(function () {
        initSlider(jQuery(this));
    });
});

function initSlider(sliderWrapper) {
    //cache jQuery objects
    slider = sliderWrapper.find('.cd-slider'),
            sliderNavigation = sliderWrapper.find('.cd-slider-navigation').find('li'),
            svgCoverLayer = sliderWrapper.find('div.cd-svg-cover'),
            pathId = svgCoverLayer.find('path').attr('id'),
            svgPath = Snap('#' + pathId);

    //store path 'd' attribute values	
    pathArray = [];
    pathArray[0] = svgCoverLayer.data('step1');
    pathArray[1] = svgCoverLayer.data('step6');
    pathArray[2] = svgCoverLayer.data('step2');
    pathArray[3] = svgCoverLayer.data('step7');
    pathArray[4] = svgCoverLayer.data('step3');
    pathArray[5] = svgCoverLayer.data('step8');
    pathArray[6] = svgCoverLayer.data('step4');
    pathArray[7] = svgCoverLayer.data('step9');
    pathArray[8] = svgCoverLayer.data('step5');
    pathArray[9] = svgCoverLayer.data('step10');

    //update visible slide when user clicks .cd-slider-navigation buttons
    sliderNavigation.on('click', function (event) {
        event.preventDefault();
        var selectedItem = jQuery(this);
        if (!selectedItem.hasClass('selected')) {
            // if it's not already selected
            var selectedSlidePosition = selectedItem.index(),
                    selectedSlide = slider.children('li').eq(selectedSlidePosition),
                    visibleSlide = slider.find('.visible'),
                    visibleSlidePosition = visibleSlide.index(),
                    direction = '';
            direction = (visibleSlidePosition < selectedSlidePosition) ? 'next' : 'prev';
            updateSlide(visibleSlide, selectedSlide, direction, svgCoverLayer, sliderNavigation, pathArray, svgPath);
        }
    });
}

function nextSlide() {
    var visibleSlide = slider.find('.visible');
    jQuery.post("?page=newsletter_main_welcome&noheader=1&action=save", jQuery("#tnp-welcome").serialize());
    var visibleSlidePosition = visibleSlide.index();
    var selectedSlide = slider.children('li').eq(visibleSlidePosition + 1);
    if (selectedSlide.hasClass("tnp-last-slide")) {
        jQuery(".cd-slider-navigation").hide();
    }
    
    updateSlide(visibleSlide, selectedSlide, "next", svgCoverLayer, sliderNavigation, pathArray, svgPath);
    
}

function prevSlide() {
    var visibleSlide = slider.find('.visible');
    var visibleSlidePosition = visibleSlide.index();
    var selectedSlide = slider.children('li').eq(visibleSlidePosition - 1);

    updateSlide(visibleSlide, selectedSlide, "prev", svgCoverLayer, sliderNavigation, pathArray, svgPath);
    if (selectedSlide.hasClass("tnp-first-slide")) {
        jQuery(".cd-slider-navigation a.tnp-welcome-prev").hide();
    }
}

function updateSlide(oldSlide, newSlide, direction, svgCoverLayer, sliderNavigation, paths, svgPath) {
    if (direction == 'next') {
        var path1 = paths[0],
                path2 = paths[2],
                path3 = paths[4];
        path4 = paths[6];
        path5 = paths[8];
    } else {
        var path1 = paths[1],
                path2 = paths[3],
                path3 = paths[5];
        path4 = paths[7];
        path5 = paths[9];
    }

    svgCoverLayer.addClass('is-animating');
    svgPath.attr('d', path1);
    svgPath.animate({'d': path2}, duration, firstCustomMinaAnimation, function () {
        svgPath.animate({'d': path3}, duration, secondCustomMinaAnimation, function () {
            oldSlide.removeClass('visible');
            newSlide.addClass('visible');
            updateNavSlide(newSlide, sliderNavigation);
            setTimeout(function () {
                svgPath.animate({'d': path4}, duration, firstCustomMinaAnimation, function () {
                    svgPath.animate({'d': path5}, duration, secondCustomMinaAnimation, function () {
                        svgCoverLayer.removeClass('is-animating');
                        if (direction == "next") {
                            jQuery(".cd-slider-navigation a.tnp-welcome-prev").show();
                        }
                    });
                });
            }, delay);
        });
    });
}

function updateNavSlide(actualSlide, sliderNavigation) {
    var position = actualSlide.index();
    sliderNavigation.removeClass('selected').eq(position).addClass('selected');
}

function bezier(x1, y1, x2, y2, epsilon) {
    //https://github.com/arian/cubic-bezier
    var curveX = function (t) {
        var v = 1 - t;
        return 3 * v * v * t * x1 + 3 * v * t * t * x2 + t * t * t;
    };

    var curveY = function (t) {
        var v = 1 - t;
        return 3 * v * v * t * y1 + 3 * v * t * t * y2 + t * t * t;
    };

    var derivativeCurveX = function (t) {
        var v = 1 - t;
        return 3 * (2 * (t - 1) * t + v * v) * x1 + 3 * (-t * t * t + 2 * v * t) * x2;
    };

    return function (t) {

        var x = t, t0, t1, t2, x2, d2, i;

        // First try a few iterations of Newton's method -- normally very fast.
        for (t2 = x, i = 0; i < 8; i++) {
            x2 = curveX(t2) - x;
            if (Math.abs(x2) < epsilon)
                return curveY(t2);
            d2 = derivativeCurveX(t2);
            if (Math.abs(d2) < 1e-6)
                break;
            t2 = t2 - x2 / d2;
        }

        t0 = 0, t1 = 1, t2 = x;

        if (t2 < t0)
            return curveY(t0);
        if (t2 > t1)
            return curveY(t1);

        // Fallback to the bisection method for reliability.
        while (t0 < t1) {
            x2 = curveX(t2);
            if (Math.abs(x2 - x) < epsilon)
                return curveY(t2);
            if (x > x2)
                t0 = t2;
            else
                t1 = t2;
            t2 = (t1 - t0) * .5 + t0;
        }

        // Failure
        return curveY(t2);

    };
}

• [F] welcome.js
  Delete