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auto play/pause youtube video when entering/leaving slide (#388)

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This commit is contained in:
Hakim El Hattab 2013-04-27 18:32:56 -04:00
parent 32736a791c
commit ed4a8b51c5
2 changed files with 18 additions and 2 deletions
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16
js/reveal.js
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@ -1430,11 +1430,19 @@ var Reveal = (function(){
function startEmbeddedContent( slide ) {
if( slide ) {
// HTML5 media elements
toArray( slide.querySelectorAll( 'video, audio' ) ).forEach( function( el ) {
if( !el.hasAttribute( 'data-ignore' ) ) {
el.play();
}
} );
// YouTube embeds
toArray( slide.querySelectorAll( 'iframe[src*="youtube.com/embed/"]' ) ).forEach( function( el ) {
if( !el.hasAttribute( 'data-ignore' ) ) {
el.contentWindow.postMessage('{"event":"command","func":"playVideo","args":""}', '*');
}
});
}
}
@ -1446,11 +1454,19 @@ var Reveal = (function(){
function stopEmbeddedContent( slide ) {
if( slide ) {
// HTML5 media elements
toArray( slide.querySelectorAll( 'video, audio' ) ).forEach( function( el ) {
if( !el.hasAttribute( 'data-ignore' ) ) {
el.pause();
}
} );
// YouTube embeds
toArray( slide.querySelectorAll( 'iframe[src*="youtube.com/embed/"]' ) ).forEach( function( el ) {
if( !el.hasAttribute( 'data-ignore' ) && typeof el.contentWindow.postMessage === 'function' ) {
el.contentWindow.postMessage('{"event":"command","func":"pauseVideo","args":""}', '*');
}
});
}
}

4
js/reveal.min.js vendored
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