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shower-presentation
Commit 7e3b56ac authored by Tony Ganch's avatar Tony Ganch
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Non-existent slide id leads to the first slide

parent 71aa70ec
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Showing with 24 additions and 5 deletions
shower.js
View file @ 7e3b56ac
...@@ -599,13 +599,18 @@ window.shower = window.shower || (function(window, document, undefined) { ...@@ -599,13 +599,18 @@ window.shower = window.shower || (function(window, document, undefined) {
/** /**
* Get current slide number. Starts from zero. Warning: when you have * Get current slide number. Starts from zero. Warning: when you have
* slide number 1 in URL this method will return 0. * slide number 1 in URL this method will return 0.
* If something is wrong return -1. * If there is no slide number in url, return -1.
* If there is a slide number in url, but the slide does not exist, return 0.
* @returns {Number} * @returns {Number}
*/ */
shower.getCurrentSlideNumber = function() { shower.getCurrentSlideNumber = function() {
var i = shower.slideList.length - 1, var i = shower.slideList.length - 1,
currentSlideId = url.hash.substr(1); currentSlideId = url.hash.substr(1);
if (currentSlideId === '') {
return -1;
}
// As fast as you can ;-) // As fast as you can ;-)
// http://jsperf.com/for-vs-foreach/46 // http://jsperf.com/for-vs-foreach/46
for (; i >= 0; --i) { for (; i >= 0; --i) {
...@@ -614,7 +619,7 @@ window.shower = window.shower || (function(window, document, undefined) { ...@@ -614,7 +619,7 @@ window.shower = window.shower || (function(window, document, undefined) {
} }
} }
return -1; return 0;
}; };
/** /**
...@@ -809,13 +814,27 @@ window.shower = window.shower || (function(window, document, undefined) { ...@@ -809,13 +814,27 @@ window.shower = window.shower || (function(window, document, undefined) {
// Event handlers // Event handlers
window.addEventListener('DOMContentLoaded', function() { window.addEventListener('DOMContentLoaded', function() {
if (body.classList.contains('full') || shower.isSlideMode()) { var currentSlideNumber = shower.getCurrentSlideNumber(),
shower.go(shower.getCurrentSlideNumber()); isSlideMode = body.classList.contains('full') || shower.isSlideMode();
if (currentSlideNumber === -1 && isSlideMode) {
shower.go(0);
} else if (currentSlideNumber === 0 || isSlideMode) {
shower.go(currentSlideNumber);
}
if (isSlideMode) {
shower.enterSlideMode(); shower.enterSlideMode();
} }
}, false); }, false);
window.addEventListener('popstate', function() { window.addEventListener('popstate', function() {
var currentSlideNumber = shower.getCurrentSlideNumber();
if (currentSlideNumber !== -1) {
shower.go(currentSlideNumber);
}
if (shower.isListMode()) { if (shower.isListMode()) {
shower.enterListMode(); shower.enterListMode();
} else { } else {
......
shower.min.js
View file @ 7e3b56ac
...@@ -3,4 +3,4 @@ ...@@ -3,4 +3,4 @@
* @copyright 2010–2014 Vadim Makeev, pepelsbey.net * @copyright 2010–2014 Vadim Makeev, pepelsbey.net
* @license MIT license: github.com/shower/shower/wiki/MIT-License * @license MIT license: github.com/shower/shower/wiki/MIT-License
*/ */
window.shower=window.shower||function(a,b,c){function d(a){for(var b in a)a.hasOwnProperty(b)&&(this[b]=a[b])}var e,f={},g=a.location,h=b.body,i=[],j=[],k=!(!a.history||!a.history.pushState);return d.prototype={getSlideNumber:function(){return this.number},isLast:function(){return f.slideList.length===this.number+1},isFinished:function(){return this.innerComplete>=this.innerLength},process:function(a){return this.timing?(this.initTimer(a),this):(this.next(a),this)},initTimer:function(a){var b=this;return b.timing?(b.stopTimer(),e=b.isFinished()?setInterval(function(){b.stopTimer(),a.next()},b.timing*(b.innerLength||1)):setInterval(function(){b.isFinished()?(b.stopTimer(),a.next()):b.next(a)},b.timing),this):!1},stopTimer:function(){return e&&(clearInterval(e),e=!1),this},prev:function(a){var c,d=this;return!d.hasInnerNavigation||d.isFinished()||0===d.innerComplete?(a.prev(),!1):(c=b.getElementById(d.id).querySelectorAll(".next.active"),!c||c.length<1?!1:(d.innerComplete>0?(d.innerComplete--,c[c.length-1].classList.remove("active")):a.prev(),this))},next:function(a){var c,d=this;return!d.hasInnerNavigation||d.isFinished()?(a.next(),!1):(d.isFinished()||(c=b.getElementById(d.id).querySelectorAll(".next:not(.active)"),c[0].classList.add("active"),d.innerComplete++),this)}},f._getData=function(a,b){return a.dataset?a.dataset[b]:a.getAttribute("data-"+b)},f.slideList=[],f.init=function(a,c){var e;a=a||".slide",c=c||"div.progress div",i=b.querySelectorAll(a),j=b.querySelector(c);for(var g=0;g<i.length;g++)i[g].id||(i[g].id=g+1),e=f._getData(i[g],"timing"),e&&/^(\d{1,2}:)?\d{1,3}$/.test(e)?(-1!==e.indexOf(":")?(e=e.split(":"),e=1e3*(60*parseInt(e[0],10)+parseInt(e[1],10))):e=1e3*parseInt(e,10),0===e&&(e=!1)):e=!1,f.slideList.push(new d({id:i[g].id,number:g,hasInnerNavigation:null!==i[g].querySelector(".next"),timing:e,innerLength:i[g].querySelectorAll(".next").length,innerComplete:0}));return f},f._getTransform=function(){var b=Math.max(h.clientWidth/a.innerWidth,h.clientHeight/a.innerHeight);return"scale("+1/b+")"},f._applyTransform=function(a){return["WebkitTransform","MozTransform","msTransform","OTransform","transform"].forEach(function(b){h.style[b]=a}),!0},f._isNumber=function(a){return!isNaN(parseFloat(a))&&isFinite(a)},f._normalizeSlideNumber=function(a){if(!f._isNumber(a))throw new Error("Gimme slide number as Number, baby!");return 0>a&&(a=0),a>=f.slideList.length&&(a=f.slideList.length-1),a},f._getSlideIdByEl=function(a){for(;"BODY"!==a.nodeName&&"HTML"!==a.nodeName;){if(a.classList.contains("slide"))return a.id;a=a.parentNode}return""},f._checkInteractiveElement=function(a){return"A"===a.target.nodeName},f.getSlideNumber=function(a){var b,c=f.slideList.length-1;for(""===a&&(b=0);c>=0;--c)if(a===f.slideList[c].id){b=c;break}return b},f.go=function(a,b){var c;if(!f._isNumber(a))throw new Error("Gimme slide number as Number, baby!");return f.slideList[a]?(g.hash=f.getSlideHash(a),f.updateProgress(a),f.updateActiveAndVisitedSlides(a),f.isSlideMode()&&(f.showPresenterNotes(a),c=f.slideList[a],c.timing&&c.initTimer(f)),"function"==typeof b&&b(),a):!1},f.next=function(a){var b=f.getCurrentSlideNumber(),c=f.slideList[b+1];return c?(f.go(b+1),"function"==typeof a&&a(),this):!1},f._turnNextSlide=function(a){var b=f.getCurrentSlideNumber(),c=f.slideList[b];f.isSlideMode()?(c.stopTimer(),c.next(f)):f.go(b+1),"function"==typeof a&&a()},f.prev=f.previous=function(a){var b=f.getCurrentSlideNumber();return 1>b?!1:(f.go(b-1),"function"==typeof a&&a(),!0)},f._turnPreviousSlide=function(a){var b=f.getCurrentSlideNumber(),c=f.slideList[b];return c.stopTimer(),f.isSlideMode()?c.prev(f):f.go(b-1),"function"==typeof a&&a(),!0},f.first=function(a){var b=f.slideList[f.getCurrentSlideNumber()];b.timing&&b.stopTimer(),f.go(0),"function"==typeof a&&a()},f.last=function(a){var b=f.slideList[f.getCurrentSlideNumber()];b.timing&&b.stopTimer(),f.go(f.slideList.length-1),"function"==typeof a&&a()},f.enterSlideMode=function(a){var b=f.getCurrentSlideNumber();return h.classList.remove("list"),h.classList.add("full"),f.isListMode()&&k&&history.pushState(null,null,g.pathname+"?full"+f.getSlideHash(b)),f._applyTransform(f._getTransform()),"function"==typeof a&&a(),!0},f.enterListMode=function(a){var b;return h.classList.remove("full"),h.classList.add("list"),f.clearPresenterNotes(),f.isListMode()?!1:(b=f.getCurrentSlideNumber(),f.slideList[b].stopTimer(),f.isSlideMode()&&k&&history.pushState(null,null,g.pathname+f.getSlideHash(b)),f.scrollToSlide(b),f._applyTransform("none"),"function"==typeof a&&a(),!0)},f.toggleMode=function(a){return f.isListMode()?f.enterSlideMode():f.enterListMode(),"function"==typeof a&&a(),!0},f.getCurrentSlideNumber=function(){for(var a=f.slideList.length-1,b=g.hash.substr(1);a>=0;--a)if(b===f.slideList[a].id)return a;return-1},f.scrollToSlide=function(c){var d,e=!1;if(!f._isNumber(c))throw new Error("Gimme slide number as Number, baby!");if(f.isSlideMode())throw new Error("You can't scroll to because you in slide mode. Please, switch to list mode.");if(-1===c)return e;if(!f.slideList[c])throw new Error("There is no slide with number "+c);return d=b.getElementById(f.slideList[c].id),a.scrollTo(0,d.offsetTop),e=!0,e},f.isListMode=function(){return k?!/^full.*/.test(g.search.substr(1)):h.classList.contains("list")},f.isSlideMode=function(){return k?/^full.*/.test(g.search.substr(1)):h.classList.contains("full")},f.updateProgress=function(a){if(null===j)return!1;if(!f._isNumber(a))throw new Error("Gimme slide number as Number, baby!");return j.style.width=(100/(f.slideList.length-1)*f._normalizeSlideNumber(a)).toFixed(2)+"%",!0},f.updateActiveAndVisitedSlides=function(a){var c,d,e=f.slideList.length;if(a=f._normalizeSlideNumber(a),!f._isNumber(a))throw new Error("Gimme slide number as Number, baby!");for(c=0;e>c;++c)d=b.getElementById(f.slideList[c].id),a>c?(d.classList.remove("active"),d.classList.add("visited")):c>a?(d.classList.remove("visited"),d.classList.remove("active")):(d.classList.remove("visited"),d.classList.add("active"));return!0},f.clearPresenterNotes=function(){f.isSlideMode()&&a.console&&a.console.clear&&console.clear()},f.showPresenterNotes=function(c){if(f.clearPresenterNotes(),a.console){c=f._normalizeSlideNumber(c);var d=f.slideList[c].id,e=f.slideList[c+1]?f.slideList[c+1].id:null,g=b.getElementById(d).querySelector("footer");if(g&&g.innerHTML&&console.info(g.innerHTML.replace(/\n\s+/g,"\n")),e){var h=b.getElementById(e).querySelector("h2");h&&(h=h.innerHTML.replace(/^\s+|<[^>]+>/g,""),console.info("NEXT: "+h))}}},f.getSlideHash=function(a){if(!f._isNumber(a))throw new Error("Gimme slide number as Number, baby!");return a=f._normalizeSlideNumber(a),"#"+f.slideList[a].id},f.wheel=function(a){var d,e=b.querySelector("body"),g="locked"===e.getAttribute("data-scroll");g||f.isListMode()||(e.setAttribute("data-scroll","locked"),d=a.deltaY===c?a.wheelDeltaY<0:a.deltaY>0,d?f._turnNextSlide():f._turnPreviousSlide(),setTimeout(function(){e.setAttribute("data-scroll","unlocked")},200))},a.addEventListener("DOMContentLoaded",function(){(h.classList.contains("full")||f.isSlideMode())&&(f.go(f.getCurrentSlideNumber()),f.enterSlideMode())},!1),a.addEventListener("popstate",function(){f.isListMode()?f.enterListMode():f.enterSlideMode()},!1),a.addEventListener("resize",function(){f.isSlideMode()&&f._applyTransform(f._getTransform())},!1),b.addEventListener("keydown",function(a){var b,c=f.getCurrentSlideNumber(),d=f.slideList[-1!==c?c:0];switch(a.which){case 80:f.isListMode()&&a.altKey&&a.metaKey&&(a.preventDefault(),b=d.number,f.go(b),f.enterSlideMode(),f.showPresenterNotes(b),d.timing&&d.initTimer(f));break;case 116:a.preventDefault(),f.isListMode()?(b=a.shiftKey?d.number:0,f.go(b),f.enterSlideMode(),f.showPresenterNotes(b),d.timing&&d.initTimer(f)):f.enterListMode();break;case 13:f.isListMode()&&-1!==c&&(a.preventDefault(),f.enterSlideMode(),f.showPresenterNotes(c),d.timing&&d.initTimer(f));break;case 27:f.isSlideMode()&&(a.preventDefault(),f.enterListMode());break;case 33:case 38:case 37:case 72:case 75:if(a.altKey||a.ctrlKey||a.metaKey)return;a.preventDefault(),f._turnPreviousSlide();break;case 34:case 40:case 39:case 76:case 74:if(a.altKey||a.ctrlKey||a.metaKey)return;a.preventDefault(),f._turnNextSlide();break;case 36:a.preventDefault(),f.first();break;case 35:a.preventDefault(),f.last();break;case 9:case 32:a.preventDefault(),f[a.shiftKey?"_turnPreviousSlide":"_turnNextSlide"]()}},!1),f.init(),b.addEventListener("click",function(a){var b,c,d=f._getSlideIdByEl(a.target);d&&f.isListMode()&&(b=f.getSlideNumber(d),f.go(b),f.enterSlideMode(),f.showPresenterNotes(b),c=f.slideList[b],c.timing&&c.initTimer(f))},!1),b.addEventListener("touchstart",function(b){var c,d,e,g=f._getSlideIdByEl(b.target);g&&(f.isSlideMode()&&!f._checkInteractiveElement(b)&&(e=b.touches[0].pageX,e>a.innerWidth/2?f._turnNextSlide():f._turnPreviousSlide()),f.isListMode()&&(c=f.getSlideNumber(g),f.go(c),f.enterSlideMode(),f.showPresenterNotes(c),d=f.slideList[c],d.timing&&d.initTimer(f)))},!1),b.addEventListener("touchmove",function(a){f.isSlideMode()&&a.preventDefault()},!1),b.addEventListener("wheel",f.wheel,!1),b.addEventListener("mousewheel",f.wheel,!1),f}(this,this.document); window.shower=window.shower||function(a,b,c){function d(a){for(var b in a)a.hasOwnProperty(b)&&(this[b]=a[b])}var e,f={},g=a.location,h=b.body,i=[],j=[],k=!(!a.history||!a.history.pushState);return d.prototype={getSlideNumber:function(){return this.number},isLast:function(){return f.slideList.length===this.number+1},isFinished:function(){return this.innerComplete>=this.innerLength},process:function(a){return this.timing?(this.initTimer(a),this):(this.next(a),this)},initTimer:function(a){var b=this;return b.timing?(b.stopTimer(),e=b.isFinished()?setInterval(function(){b.stopTimer(),a.next()},b.timing*(b.innerLength||1)):setInterval(function(){b.isFinished()?(b.stopTimer(),a.next()):b.next(a)},b.timing),this):!1},stopTimer:function(){return e&&(clearInterval(e),e=!1),this},prev:function(a){var c,d=this;return!d.hasInnerNavigation||d.isFinished()||0===d.innerComplete?(a.prev(),!1):(c=b.getElementById(d.id).querySelectorAll(".next.active"),!c||c.length<1?!1:(d.innerComplete>0?(d.innerComplete--,c[c.length-1].classList.remove("active")):a.prev(),this))},next:function(a){var c,d=this;return!d.hasInnerNavigation||d.isFinished()?(a.next(),!1):(d.isFinished()||(c=b.getElementById(d.id).querySelectorAll(".next:not(.active)"),c[0].classList.add("active"),d.innerComplete++),this)}},f._getData=function(a,b){return a.dataset?a.dataset[b]:a.getAttribute("data-"+b)},f.slideList=[],f.init=function(a,c){var e;a=a||".slide",c=c||"div.progress div",i=b.querySelectorAll(a),j=b.querySelector(c);for(var g=0;g<i.length;g++)i[g].id||(i[g].id=g+1),e=f._getData(i[g],"timing"),e&&/^(\d{1,2}:)?\d{1,3}$/.test(e)?(-1!==e.indexOf(":")?(e=e.split(":"),e=1e3*(60*parseInt(e[0],10)+parseInt(e[1],10))):e=1e3*parseInt(e,10),0===e&&(e=!1)):e=!1,f.slideList.push(new d({id:i[g].id,number:g,hasInnerNavigation:null!==i[g].querySelector(".next"),timing:e,innerLength:i[g].querySelectorAll(".next").length,innerComplete:0}));return f},f._getTransform=function(){var b=Math.max(h.clientWidth/a.innerWidth,h.clientHeight/a.innerHeight);return"scale("+1/b+")"},f._applyTransform=function(a){return["WebkitTransform","MozTransform","msTransform","OTransform","transform"].forEach(function(b){h.style[b]=a}),!0},f._isNumber=function(a){return!isNaN(parseFloat(a))&&isFinite(a)},f._normalizeSlideNumber=function(a){if(!f._isNumber(a))throw new Error("Gimme slide number as Number, baby!");return 0>a&&(a=0),a>=f.slideList.length&&(a=f.slideList.length-1),a},f._getSlideIdByEl=function(a){for(;"BODY"!==a.nodeName&&"HTML"!==a.nodeName;){if(a.classList.contains("slide"))return a.id;a=a.parentNode}return""},f._checkInteractiveElement=function(a){return"A"===a.target.nodeName},f.getSlideNumber=function(a){var b,c=f.slideList.length-1;for(""===a&&(b=0);c>=0;--c)if(a===f.slideList[c].id){b=c;break}return b},f.go=function(a,b){var c;if(!f._isNumber(a))throw new Error("Gimme slide number as Number, baby!");return f.slideList[a]?(g.hash=f.getSlideHash(a),f.updateProgress(a),f.updateActiveAndVisitedSlides(a),f.isSlideMode()&&(f.showPresenterNotes(a),c=f.slideList[a],c.timing&&c.initTimer(f)),"function"==typeof b&&b(),a):!1},f.next=function(a){var b=f.getCurrentSlideNumber(),c=f.slideList[b+1];return c?(f.go(b+1),"function"==typeof a&&a(),this):!1},f._turnNextSlide=function(a){var b=f.getCurrentSlideNumber(),c=f.slideList[b];f.isSlideMode()?(c.stopTimer(),c.next(f)):f.go(b+1),"function"==typeof a&&a()},f.prev=f.previous=function(a){var b=f.getCurrentSlideNumber();return 1>b?!1:(f.go(b-1),"function"==typeof a&&a(),!0)},f._turnPreviousSlide=function(a){var b=f.getCurrentSlideNumber(),c=f.slideList[b];return c.stopTimer(),f.isSlideMode()?c.prev(f):f.go(b-1),"function"==typeof a&&a(),!0},f.first=function(a){var b=f.slideList[f.getCurrentSlideNumber()];b.timing&&b.stopTimer(),f.go(0),"function"==typeof a&&a()},f.last=function(a){var b=f.slideList[f.getCurrentSlideNumber()];b.timing&&b.stopTimer(),f.go(f.slideList.length-1),"function"==typeof a&&a()},f.enterSlideMode=function(a){var b=f.getCurrentSlideNumber();return h.classList.remove("list"),h.classList.add("full"),f.isListMode()&&k&&history.pushState(null,null,g.pathname+"?full"+f.getSlideHash(b)),f._applyTransform(f._getTransform()),"function"==typeof a&&a(),!0},f.enterListMode=function(a){var b;return h.classList.remove("full"),h.classList.add("list"),f.clearPresenterNotes(),f.isListMode()?!1:(b=f.getCurrentSlideNumber(),f.slideList[b].stopTimer(),f.isSlideMode()&&k&&history.pushState(null,null,g.pathname+f.getSlideHash(b)),f.scrollToSlide(b),f._applyTransform("none"),"function"==typeof a&&a(),!0)},f.toggleMode=function(a){return f.isListMode()?f.enterSlideMode():f.enterListMode(),"function"==typeof a&&a(),!0},f.getCurrentSlideNumber=function(){var a=f.slideList.length-1,b=g.hash.substr(1);if(""===b)return-1;for(;a>=0;--a)if(b===f.slideList[a].id)return a;return 0},f.scrollToSlide=function(c){var d,e=!1;if(!f._isNumber(c))throw new Error("Gimme slide number as Number, baby!");if(f.isSlideMode())throw new Error("You can't scroll to because you in slide mode. Please, switch to list mode.");if(-1===c)return e;if(!f.slideList[c])throw new Error("There is no slide with number "+c);return d=b.getElementById(f.slideList[c].id),a.scrollTo(0,d.offsetTop),e=!0,e},f.isListMode=function(){return k?!/^full.*/.test(g.search.substr(1)):h.classList.contains("list")},f.isSlideMode=function(){return k?/^full.*/.test(g.search.substr(1)):h.classList.contains("full")},f.updateProgress=function(a){if(null===j)return!1;if(!f._isNumber(a))throw new Error("Gimme slide number as Number, baby!");return j.style.width=(100/(f.slideList.length-1)*f._normalizeSlideNumber(a)).toFixed(2)+"%",!0},f.updateActiveAndVisitedSlides=function(a){var c,d,e=f.slideList.length;if(a=f._normalizeSlideNumber(a),!f._isNumber(a))throw new Error("Gimme slide number as Number, baby!");for(c=0;e>c;++c)d=b.getElementById(f.slideList[c].id),a>c?(d.classList.remove("active"),d.classList.add("visited")):c>a?(d.classList.remove("visited"),d.classList.remove("active")):(d.classList.remove("visited"),d.classList.add("active"));return!0},f.clearPresenterNotes=function(){f.isSlideMode()&&a.console&&a.console.clear&&console.clear()},f.showPresenterNotes=function(c){if(f.clearPresenterNotes(),a.console){c=f._normalizeSlideNumber(c);var d=f.slideList[c].id,e=f.slideList[c+1]?f.slideList[c+1].id:null,g=b.getElementById(d).querySelector("footer");if(g&&g.innerHTML&&console.info(g.innerHTML.replace(/\n\s+/g,"\n")),e){var h=b.getElementById(e).querySelector("h2");h&&(h=h.innerHTML.replace(/^\s+|<[^>]+>/g,""),console.info("NEXT: "+h))}}},f.getSlideHash=function(a){if(!f._isNumber(a))throw new Error("Gimme slide number as Number, baby!");return a=f._normalizeSlideNumber(a),"#"+f.slideList[a].id},f.wheel=function(a){var d,e=b.querySelector("body"),g="locked"===e.getAttribute("data-scroll");g||f.isListMode()||(e.setAttribute("data-scroll","locked"),d=a.deltaY===c?a.wheelDeltaY<0:a.deltaY>0,d?f._turnNextSlide():f._turnPreviousSlide(),setTimeout(function(){e.setAttribute("data-scroll","unlocked")},200))},a.addEventListener("DOMContentLoaded",function(){var a=f.getCurrentSlideNumber(),b=h.classList.contains("full")||f.isSlideMode();-1===a&&b?f.go(0):(0===a||b)&&f.go(a),b&&f.enterSlideMode()},!1),a.addEventListener("popstate",function(){var a=f.getCurrentSlideNumber();-1!==a&&f.go(a),f.isListMode()?f.enterListMode():f.enterSlideMode()},!1),a.addEventListener("resize",function(){f.isSlideMode()&&f._applyTransform(f._getTransform())},!1),b.addEventListener("keydown",function(a){var b,c=f.getCurrentSlideNumber(),d=f.slideList[-1!==c?c:0];switch(a.which){case 80:f.isListMode()&&a.altKey&&a.metaKey&&(a.preventDefault(),b=d.number,f.go(b),f.enterSlideMode(),f.showPresenterNotes(b),d.timing&&d.initTimer(f));break;case 116:a.preventDefault(),f.isListMode()?(b=a.shiftKey?d.number:0,f.go(b),f.enterSlideMode(),f.showPresenterNotes(b),d.timing&&d.initTimer(f)):f.enterListMode();break;case 13:f.isListMode()&&-1!==c&&(a.preventDefault(),f.enterSlideMode(),f.showPresenterNotes(c),d.timing&&d.initTimer(f));break;case 27:f.isSlideMode()&&(a.preventDefault(),f.enterListMode());break;case 33:case 38:case 37:case 72:case 75:if(a.altKey||a.ctrlKey||a.metaKey)return;a.preventDefault(),f._turnPreviousSlide();break;case 34:case 40:case 39:case 76:case 74:if(a.altKey||a.ctrlKey||a.metaKey)return;a.preventDefault(),f._turnNextSlide();break;case 36:a.preventDefault(),f.first();break;case 35:a.preventDefault(),f.last();break;case 9:case 32:a.preventDefault(),f[a.shiftKey?"_turnPreviousSlide":"_turnNextSlide"]()}},!1),f.init(),b.addEventListener("click",function(a){var b,c,d=f._getSlideIdByEl(a.target);d&&f.isListMode()&&(b=f.getSlideNumber(d),f.go(b),f.enterSlideMode(),f.showPresenterNotes(b),c=f.slideList[b],c.timing&&c.initTimer(f))},!1),b.addEventListener("touchstart",function(b){var c,d,e,g=f._getSlideIdByEl(b.target);g&&(f.isSlideMode()&&!f._checkInteractiveElement(b)&&(e=b.touches[0].pageX,e>a.innerWidth/2?f._turnNextSlide():f._turnPreviousSlide()),f.isListMode()&&(c=f.getSlideNumber(g),f.go(c),f.enterSlideMode(),f.showPresenterNotes(c),d=f.slideList[c],d.timing&&d.initTimer(f)))},!1),b.addEventListener("touchmove",function(a){f.isSlideMode()&&a.preventDefault()},!1),b.addEventListener("wheel",f.wheel,!1),b.addEventListener("mousewheel",f.wheel,!1),f}(this,this.document);
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