wezm.net/output/technical/2017/09/rust-tools-talk/slides/static/js/webslides.min.js

/*!
 * Name: WebSlides
 * Version: 1.4.2
 * Date: 2017-09-12
 * Description: Making HTML presentations easy
 * URL: https://github.com/webslides/webslides#readme
 * Credits: @jlantunez, @LuisSacristan, @Belelros
 */
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i=t.isVertical?r.VERTICAL:r.HORIZONTAL;this.el=s.a.createNode("div","navigation"),this.next=e.createArrow(a.NEXT,i.NEXT),this.prev=e.createArrow(a.PREV,i.PREV),this.counter=e.createCounter(a.COUNTER,t),this.ws_=t,this.el.appendChild(this.next),this.el.appendChild(this.prev),this.el.appendChild(this.counter),this.ws_.el.appendChild(this.el),this.bindEvents_()}return o(e,[{key:"bindEvents_",value:function(){this.ws_.el.addEventListener("ws:slide-change",this.onSlideChanged_.bind(this)),this.next.addEventListener("click",this.onButtonClicked_.bind(this)),this.prev.addEventListener("click",this.onButtonClicked_.bind(this)),this.counter.addEventListener("click",this.onButtonClicked_.bind(this))}},{key:"updateCounter",value:function(e,t){this.ws_.options.showIndex?this.counter.childNodes[0].textContent=e+" / "+t:this.counter.textContent=e+" / "+t}},{key:"onSlideChanged_",value:function(e){this.updateCounter(e.detail.currentSlide,e.detail.slides)}},{key:"onButtonClicked_",value:function(e){e.preventDefault(),e.target===this.next?this.ws_.goNext():e.target===this.prev?this.ws_.goPrev():this.ws_.toggleZoom()}}],[{key:"createArrow",value:function(e,t){var i=s.a.createNode("a",e,t);return i.href="#",i.title="Arrow Keys",i}},{key:"createCounter",value:function(e,t){var i=s.a.createNode("span",e);if(t.options.showIndex){var n=document.createElement("a");n.href="#",n.title="View all slides",i.appendChild(n)}return i}}]),e}();t.a=l},function(e,t,i){"use strict";function n(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}var s=i(3),o=function(){function e(e,t){for(var i=0;i<t.length;i++){var n=t[i];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(e,n.key,n)}}return function(t,i,n){return i&&e(t.prototype,i),n&&e(t,n),t}}(),a=function(){function e(t){n(this,e),this.ws_=t,this.scrollContainer_=t.el,this.isGoingUp_=!1,this.isGoingLeft_=!1,this.timeout_=null,this.ws_.options.navigateOnScroll&&(s.a.isAny()||(this.scrollContainer_.addEventListener("wheel",this.onMouseWheel_.bind(this)),t.isVertical||t.el.addEventListener("ws:slide-change",this.onSlideChange_.bind(this))))}return o(e,[{key:"onSlideChange_",value:function(){var e=this;this.timeout_=setTimeout(function(){e.timeout_=null},this.ws_.options.scrollWait)}},{key:"onMouseWheel_",value:function(e){if(!this.ws_.isDisabled()){if(this.ws_.isMoving||this.timeout_)return void e.preventDefault();var t=e.deltaMode*this.ws_.options.minWheelDelta,i=e.deltaY,n=e.deltaX,s=this.ws_.isVertical,o=Math.abs(n)>Math.abs(i);if(this.isGoingUp_=i<0,this.isGoingLeft_=n<0,o){if(s)return;e.preventDefault()}(Math.abs(i+t)>=this.ws_.options.minWheelDelta||Math.abs(n+t)>=this.ws_.options.minWheelDelta)&&(o&&this.isGoingLeft_||!o&&this.isGoingUp_?this.ws_.goPrev():this.ws_.goNext(),e.preventDefault())}}}]),e}();t.a=a},function(e,t,i){"use strict";function n(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}var s=i(3),o=function(){function e(e,t){for(var i=0;i<t.length;i++){var n=t[i];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(e,n.key,n)}}return function(t,i,n){return i&&e(t.prototype,i),n&&e(t,n),t}}(),a={touch:{START:"touchstart",MOVE:"touchmove",END:"touchend"},pointer:{START:"pointerdown",MOVE:"pointermove",END:"pointerup"}},r=function(){function e(t){n(this,e),this.ws_=t,this.startX_=0,this.startY_=0,this.endX_=0,this.endY_=0,this.isEnabled=!1,this.isGesture=!1,this.startTouches=[],this.endTouches=[];var i=void 0;s.a.isAny()&&(i=window.PointerEvent&&(s.a.isWindows()||s.a.isWindowsPhone())?a.pointer:a.touch,this.isEnabled=!0,document.addEventListener(i.START,this.onStart_.bind(this),!1),document.addEventListener(i.MOVE,this.onMove_.bind(this),!1),document.addEventListener(i.END,this.onStop_.bind(this),!1))}return o(e,[{key:"onStart_",value:function(t){if(!this.ws_.isDisabled()){var i=e.normalizeEventInfo(t);1===t.touches.length?(this.startX_=i.x,this.startY_=i.y,this.endX_=i.x,this.endY_=i.y):t.touches.length>1&&(this.startTouches=e.getTouchCoordinates(t),this.endTouches=this.startTouches,this.isGesture=!0)}}},{key:"onMove_",value:function(t){if(!this.ws_.isDisabled()){var i=e.normalizeEventInfo(t);this.isGesture?this.endTouches=e.getTouchCoordinates(t):(this.endX_=i.x,this.endY_=i.y)}}},{key:"onStop_",value:function(){if(!this.ws_.isDisabled())if(this.isGesture){var e=Math.sqrt(Math.pow(this.startTouches[0].x-this.startTouches[1].x,2)+Math.pow(this.startTouches[0].y-this.startTouches[1].y,2)),t=Math.sqrt(Math.pow(this.endTouches[0].x-this.endTouches[1].x,2)+Math.pow(this.endTouches[0].y-this.endTouches[1].y,2));e>t&&this.ws_.toggleZoom(),this.isGesture=!1}else{var i=this.startX_-this.endX_,n=this.startY_-this.endY_;Math.abs(i)>Math.abs(n)&&(i<-this.ws_.options.slideOffset?this.ws_.goPrev():i>this.ws_.options.slideOffset&&this.ws_.goNext())}}}],[{key:"getTouchCoordinates",value:function(e){return[{x:e.touches[0].clientX,y:e.touches[0].clientY},{x:e.touches[1].clientX,y:e.touches[1].clientY}]}},{key:"normalizeEventInfo",value:function(e){var t={pageX:0,pageY:0};return void 0!==e.changedTouches?t=e.changedTouches[0]:void 0!==e.originalEvent&&void 0!==e.originalEvent.changedTouches&&(t=e.originalEvent.changedTouches[0]),{x:e.offsetX||e.layerX||t.pageX,y:e.offsetY||e.layerY||t.pageY}}}]),e}();t.a=r},function(e,t,i){"use strict";function n(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}var s=i(0),o=i(1),a=function(){function e(e,t){for(var i=0;i<t.length;i++){var n=t[i];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(e,n.key,n)}}return function(t,i,n){return i&&e(t.prototype,i),n&&e(t,n),t}}(),r=function(){function e(t){n(this,e),this.ws_=t;var i=s.a.toArray(this.ws_.el.querySelectorAll("video"));i.length&&i.forEach(function(i){if(i.hasAttribute("autoplay")){i.removeAttribute("autoplay"),i.pause(),i.currentTime=0;var n=o.b.getSectionFromEl(i),s=n.i,a=t.slides[s-1];a.video=i,a.el.addEventListener(o.a.ENABLE,e.onSectionEnabled),a.el.addEventListener(o.a.DISABLE,e.onSectionDisabled)}})}return a(e,null,[{key:"onSectionEnabled",value:function(e){e.detail.slide.video.play()}},{key:"onSectionDisabled",value:function(e){e.detail.slide.video.pause()}}]),e}();t.a=r},function(e,t,i){"use strict";function n(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}var s=i(0),o=i(1),a=function(){function e(e,t){for(var i=0;i<t.length;i++){var n=t[i];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(e,n.key,n)}}return function(t,i,n){return i&&e(t.prototype,i),n&&e(t,n),t}}(),r=function(){function e(t){n(this,e),this.ready=!1,this.onReadyCb=null,this.slide=o.b.getSectionFromEl(t).section,this.autoplay=void 0!==t.dataset.autoplay,this.isMuted=void 0!==t.dataset.mute,this.options={videoId:t.dataset.youtubeId,playerVars:this.getPlayerVars(t),events:{onReady:this.onPlayerReady.bind(this)}},this.el=t,this.timeout=null,this.create()}return a(e,[{key:"destroy",value:function(){this.currentTime=this.player.getCurrentTime(),this.player.destroy(),this.player=null,this.el=this.slide.querySelector("[data-youtube]"),this.ready=!1}},{key:"create",value:function(){this.player=new YT.Player(this.el,this.options),this.el=this.player.getIframe()}},{key:"onPlayerReady",value:function(){this.ready=!0,this.currentTime&&(this.player.seekTo(this.currentTime,!0),this.player.pauseVideo(),this.currentTime=null),this.timeout&&1!==this.player.getPlayerState()&&this.play(),this.onReadyCb&&(this.onReadyCb(),this.onReadyCb=null)}},{key:"play",value:function(){var e=this;this.ready?(this.timeout=setTimeout(function(){e.timeout=null},1e3),this.isMuted?this.player.mute():this.player.unMute(),this.player.playVideo()):this.onReadyCb=this.play}},{key:"pause",value:function(){this.player&&this.player.pauseVideo&&1===this.player.getPlayerState()&&this.player.pauseVideo()}},{key:"getPlayerVars",value:function(e){var t={modestbranding:1,rel:0,origin:window.location.origin};return this.slide.classList.contains("fullscreen")&&(t.disablekb=1),void 0!==e.dataset.noControls&&(t.controls=0,t.showinfo=0),void 0!==e.dataset.loop&&(t.loop=1,t.playlist=e.dataset.youtubeId),t}}]),e}(),l=function(){function e(t){n(this,e),this.ws_=t,this.videos=s.a.toArray(this.ws_.el.querySelectorAll("[data-youtube]")),this.videos.length&&this.inject()}return a(e,[{key:"onYTReady",value:function(){var t=this;this.videos.forEach(function(i){var n=new r(i);if(void 0!==i.dataset.autoplay){var s=o.b.getSectionFromEl(n.el),a=s.i,l=t.ws_.slides[a-1];l.player=n,l.el.addEventListener(o.a.ENABLE,e.onSlideEvent),l.el.addEventListener(o.a.DISABLE,e.onSlideEvent),l.el.addEventListener(o.a.ENTER,e.onSlideEvent),l.el.addEventListener(o.a.LEAVE,e.onSlideEvent),t.ws_.currentSlide_===l&&e.onSectionEnabled(l)}})}},{key:"inject",value:function(){window.onYouTubeIframeAPIReady=this.onYTReady.bind(this);var e=document.createElement("script");e.src="https://www.youtube.com/iframe_api";var t=document.getElementsByTagName("script")[0];t.parentNode.insertBefore(e,t)}}],[{key:"onSlideEvent",value:function(t){var i=t.detail.slide;switch(t.type){case o.a.ENABLE:e.onSectionEnabled(i);break;case o.a.DISABLE:e.onSectionDisabled(i);break;case o.a.LEAVE:i.player.destroy();break;case o.a.ENTER:i.player.create()}}},{key:"onSectionEnabled",value:function(e){e.player.autoplay&&e.player.play()}},{key:"onSectionDisabled",value:function(e){e.player.pause()}}]),e}();t.a=l},function(e,t,i){"use strict";function n(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}var s=i(0),o=i(2),a=i(4),r=i(1),l=function(){function e(e,t){for(var i=0;i<t.length;i++){var n=t[i];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(e,n.key,n)}}return function(t,i,n){return i&&e(t.prototype,i),n&&e(t,n),t}}(),u={ZOOM:"grid",DIV:"column",WRAP:"wrap-zoom",WRAP_CONTAINER:"wrap",CURRENT:"current",SLIDE:"slide",ZOOM_ENABLED:"ws-ready-zoom"},c=function(){function e(t){n(this,e),this.ws_=t,this.zws_={},this.isZoomed_=!1,this.preBuildZoom_(),document.body.addEventListener("keydown",this.onKeyDown.bind(this))}return l(e,[{key:"onKeyDown",value:function(e){!this.isZoomed_&&o.a.MINUS.some(function(t){return t===e.which})?this.zoomIn():this.isZoomed_&&(o.a.PLUS.some(function(t){return t===e.which})||e.which===o.a.ESCAPE)&&this.zoomOut()}},{key:"preBuildZoom_",value:function(){var e=this;this.zws_.el=this.ws_.el.cloneNode(),this.zws_.el.id="webslides-zoomed",this.zws_.wrap=s.a.createNode("div"),this.zws_.wrap.className=u.WRAP_CONTAINER,this.zws_.el.appendChild(this.zws_.wrap),this.zws_.grid=s.a.createNode("div"),this.zws_.grid.className=u.ZOOM,this.zws_.wrap.appendChild(this.zws_.grid),this.zws_.el.addEventListener("click",function(){return e.toggleZoom()}),this.zws_.slides=[].map.call(this.ws_.slides,function(t,i){var n=t.el.cloneNode(!0);return e.zws_.grid.appendChild(n),new r.b(n,i)}),this.disable(),s.a.after(this.zws_.el,this.ws_.el),this.zws_.slides.forEach(function(t){return e.createSlideBlock_(t)})}},{key:"createSlideBlock_",value:function(e){var t=this,i=s.a.wrap(e.el,"div");i.className=u.WRAP,i.setAttribute("id","zoomed-"+e.el.getAttribute("id"));var n=s.a.wrap(i,"div");n.className=u.DIV;var o=s.a.createNode("div");o.className="zoom-layer",o.addEventListener("click",function(i){i.stopPropagation(),t.zoomOut(),t.ws_.goToSlide(e.i)}),i.appendChild(o);var a=s.a.createNode("p","",""+(e.i+1));a.className="text-slide-number",n.appendChild(a)}},{key:"toggleZoom",value:function(){this.isZoomed_?this.zoomOut():this.zoomIn()}},{key:"zoomIn",value:function(){var e=this;if(this.ws_.options.showIndex){this.enable();var t=this.ws_.currentSlide_.el.id,i=this.zws_.el.querySelector("."+u.WRAP+"."+u.CURRENT);i&&i.classList.remove(u.CURRENT);var n=this.zws_.el.querySelector("#zoomed-"+t);n.classList.add(u.CURRENT),this.isZoomed_=!0,document.documentElement.classList.add(u.ZOOM_ENABLED),setTimeout(function(){e.ws_.disable(),e.zws_.el.classList.add("in");var t=window.getComputedStyle(e.zws_.grid),i=document.body;Object(a.a)(n.parentNode.offsetTop+s.a.parseSize(t.paddingTop),50,function(){},i)},50)}}},{key:"zoomOut",value:function(){var e=this;this.ws_.options.showIndex&&(this.zws_.el.classList.remove("in"),setTimeout(function(){e.ws_.enable(),e.disable(),e.isZoomed_=!1,document.documentElement.classList.remove(u.ZOOM_ENABLED)},400))}},{key:"disable",value:function(){this.zws_.el.classList.add("disabled")}},{key:"enable",value:function(){this.zws_.el.classList.remove("disabled")}}]),e}();t.a=c},function(e,t,i){"use strict";function n(e){return.5-Math.cos(e*Math.PI)/2}t.a={swing:n}},function(e,t){}]);