diff --git a/css/reveal.css b/css/reveal.css
index 53bd2ba5..0cf02121 100644
--- a/css/reveal.css
+++ b/css/reveal.css
@@ -1551,6 +1551,19 @@ body {
}
+
+/*********************************************
+ * PLAYBACK COMPONENT
+ *********************************************/
+
+.reveal .playback {
+ position: fixed;
+ left: 15px;
+ bottom: 15px;
+ z-index: 30;
+}
+
+
/*********************************************
* ROLLING LINKS
*********************************************/
diff --git a/css/reveal.min.css b/css/reveal.min.css
index b6220d80..314a692f 100644
--- a/css/reveal.min.css
+++ b/css/reveal.min.css
@@ -4,4 +4,4 @@
* MIT licensed
*
* Copyright (C) 2013 Hakim El Hattab, http://hakim.se
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diff --git a/js/reveal.js b/js/reveal.js
index 7d32638d..8811a4ff 100644
--- a/js/reveal.js
+++ b/js/reveal.js
@@ -163,6 +163,9 @@ var Reveal = (function(){
// Flags if the interaction event listeners are bound
eventsAreBound = false,
+ // A visual component used to control auto slide playback
+ autoSlidePlayer,
+
// Holds information about the currently ongoing touch input
touch = {
startX: 0,
@@ -570,6 +573,18 @@ var Reveal = (function(){
enablePreviewLinks( '[data-preview-link]' );
}
+ if( config.autoSlide && config.autoSlideStoppable ) {
+ autoSlidePlayer = new Playback( dom.wrapper, function() {
+ return 0.5;
+ } );
+
+ autoSlidePlayer.setPlaying( true );
+ }
+ else if( autoSlidePlayer ) {
+ autoSlidePlayer.destroy();
+ autoSlidePlayer = null;
+ }
+
// Load the theme in the config, if it's not already loaded
if( config.theme && dom.theme ) {
var themeURL = dom.theme.getAttribute( 'href' );
@@ -2768,6 +2783,110 @@ var Reveal = (function(){
}
+ // --------------------------------------------------------------------//
+ // ------------------------ PLAYBACK COMPONENT ------------------------//
+ // --------------------------------------------------------------------//
+
+
+ function Playback( container, progressCheck ) {
+
+ this.size = 50;
+ this.thickness = 3;
+ this.playing = false;
+ this.progress = 0;
+
+ this.container = container;
+ this.progressCheck = progressCheck;
+
+ this.canvas = document.createElement( 'canvas' );
+ this.canvas.className = 'playback';
+ this.canvas.width = this.size;
+ this.canvas.height = this.size;
+ this.context = this.canvas.getContext( '2d' );
+
+ this.container.appendChild( this.canvas );
+
+ this.render();
+
+ }
+
+ Playback.prototype.setPlaying = function( value ) {
+
+ this.playing = value;
+
+ // Render instantly
+ this.render();
+
+ // Start repainting if we're playing
+ if( this.playing ) {
+ this.update();
+ }
+
+ };
+
+ Playback.prototype.setProgress = function( value ) {
+
+ this.progress = value;
+ this.render();
+
+ };
+
+ Playback.prototype.update = function() {
+
+ this.progress = this.progressCheck();
+ this.render();
+
+ if( this.playing ) {
+ window.requestAnimationFrame( this.update.bind( this ) );
+ }
+
+ };
+
+ Playback.prototype.render = function() {
+
+ var radius = ( this.size / 2 ) - this.thickness,
+ x = this.size / 2,
+ y = this.size / 2;
+
+ var startAngle = - Math.PI / 2;
+ var endAngle = startAngle + ( this.progress * ( Math.PI * 2 ) );
+
+ this.context.save();
+ this.context.clearRect( 0, 0, this.size, this.size );
+
+ // Solid background color
+ this.context.beginPath();
+ this.context.arc( x, y, radius, 0, Math.PI * 2, false );
+ this.context.fillStyle = 'rgba(0,0,0,0.2)';
+ this.context.fill();
+
+ // Draw progress track
+ this.context.beginPath();
+ this.context.arc( x, y, radius, 0, Math.PI * 2, false );
+ this.context.lineWidth = this.thickness;
+ this.context.strokeStyle = '#666';
+ this.context.stroke();
+
+ // Draw progress along arc edge
+ this.context.beginPath();
+ this.context.arc( x, y, radius, startAngle, endAngle, false );
+ this.context.lineWidth = this.thickness;
+ this.context.strokeStyle = '#fff';
+ this.context.stroke();
+
+ this.context.restore();
+
+ };
+
+ Playback.prototype.destroy = function() {
+
+ if( this.canvas.parentNode ) {
+ this.container.removeChild( this.canvas );
+ }
+
+ };
+
+
// --------------------------------------------------------------------//
// ------------------------------- API --------------------------------//
// --------------------------------------------------------------------//
diff --git a/js/reveal.min.js b/js/reveal.min.js
index a3d7bcfc..94ce16a2 100644
--- a/js/reveal.min.js
+++ b/js/reveal.min.js
@@ -1,8 +1,8 @@
/*!
- * reveal.js 2.6.0-dev (2013-10-13, 11:46)
+ * reveal.js 2.6.0-dev (2013-10-13, 13:02)
* http://lab.hakim.se/reveal-js
* MIT licensed
*
* Copyright (C) 2013 Hakim El Hattab, http://hakim.se
*/
-var Reveal=function(){"use strict";function a(a){return b(),Nb||Mb?(window.addEventListener("load",C,!1),l(Tb,a),l(Tb,Reveal.getQueryHash()),s(),c(),void 0):(document.body.setAttribute("class","no-transforms"),void 0)}function b(){Mb="WebkitPerspective"in document.body.style||"MozPerspective"in document.body.style||"msPerspective"in document.body.style||"OPerspective"in document.body.style||"perspective"in document.body.style,Nb="WebkitTransform"in document.body.style||"MozTransform"in document.body.style||"msTransform"in document.body.style||"OTransform"in document.body.style||"transform"in document.body.style,Ob=navigator.userAgent.match(/(iphone|ipod|android)/gi)}function c(){function a(){c.length&&head.js.apply(null,c),d()}for(var b=[],c=[],e=0,f=Tb.dependencies.length;f>e;e++){var g=Tb.dependencies[e];(!g.condition||g.condition())&&(g.async?c.push(g.src):b.push(g.src),"function"==typeof g.callback&&head.ready(g.src.match(/([\w\d_\-]*)\.?js$|[^\\\/]*$/i)[0],g.callback))}b.length?(head.ready(a),head.js.apply(null,b)):a()}function d(){f(),e(),i(),ab(),setTimeout(function(){Yb.slides.classList.remove("no-transition"),Ub=!0,u("ready",{indexh:Ib,indexv:Jb,currentSlide:Lb})},1)}function e(){var a=m(document.querySelectorAll(Qb));a.forEach(function(a){var b=m(a.querySelectorAll("section"));b.forEach(function(a,b){b>0&&a.classList.add("future")})})}function f(){Yb.theme=document.querySelector("#theme"),Yb.wrapper=document.querySelector(".reveal"),Yb.slides=document.querySelector(".reveal .slides"),Yb.slides.classList.add("no-transition"),Yb.background=g(Yb.wrapper,"div","backgrounds",null),Yb.progress=g(Yb.wrapper,"div","progress",""),Yb.progressbar=Yb.progress.querySelector("span"),g(Yb.wrapper,"aside","controls",''),g(Yb.wrapper,"div","state-background",null),g(Yb.wrapper,"div","pause-overlay",null),Yb.controls=document.querySelector(".reveal 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