From 32736a791c3e56298e3359d58d9a5561eaa82a47 Mon Sep 17 00:00:00 2001 From: Hakim El Hattab Date: Sat, 27 Apr 2013 18:27:34 -0400 Subject: [PATCH] auto play/pause html5 media when entering/leaving slide (#388) --- js/reveal.js | 36 ++++++++++++++++++++++++++++++++++++ js/reveal.min.js | 4 ++-- 2 files changed, 38 insertions(+), 2 deletions(-) diff --git a/js/reveal.js b/js/reveal.js index c2f3722..d321dde 100644 --- a/js/reveal.js +++ b/js/reveal.js @@ -1147,6 +1147,10 @@ var Reveal = (function(){ } } + // Handle embedded content + stopEmbeddedContent( previousSlide ); + startEmbeddedContent( currentSlide ); + updateControls(); updateProgress(); @@ -1419,6 +1423,38 @@ var Reveal = (function(){ } + /** + * Start playback of any embedded content inside of + * the targeted slide. + */ + function startEmbeddedContent( slide ) { + + if( slide ) { + toArray( slide.querySelectorAll( 'video, audio' ) ).forEach( function( el ) { + if( !el.hasAttribute( 'data-ignore' ) ) { + el.play(); + } + } ); + } + + } + + /** + * Stop playback of any embedded content inside of + * the targeted slide. + */ + function stopEmbeddedContent( slide ) { + + if( slide ) { + toArray( slide.querySelectorAll( 'video, audio' ) ).forEach( function( el ) { + if( !el.hasAttribute( 'data-ignore' ) ) { + el.pause(); + } + } ); + } + + } + /** * Reads the current URL (hash) and navigates accordingly. */ diff --git a/js/reveal.min.js b/js/reveal.min.js index 1b9bef1..1462055 100644 --- a/js/reveal.min.js +++ b/js/reveal.min.js @@ -1,8 +1,8 @@ /*! - * reveal.js 2.4.0 (2013-04-27, 18:02) + * reveal.js 2.4.0 (2013-04-27, 18:27) * http://lab.hakim.se/reveal-js * MIT licensed * * Copyright (C) 2013 Hakim El Hattab, http://hakim.se */ -var Reveal=function(){"use strict";function e(e){return xt||qt?(window.addEventListener("load",h,!1),c(yt,e),n(),r(),void 0):(document.body.setAttribute("class","no-transforms"),void 0)}function t(){if(At.theme=document.querySelector("#theme"),At.wrapper=document.querySelector(".reveal"),At.slides=document.querySelector(".reveal .slides"),!At.wrapper.querySelector(".progress")){var e=document.createElement("div");e.classList.add("progress"),e.innerHTML="",At.wrapper.appendChild(e)}if(!At.wrapper.querySelector(".controls")){var t=document.createElement("aside");t.classList.add("controls"),t.innerHTML='
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