diff options
Diffstat (limited to 'js/reveal.js')
| -rw-r--r-- | js/reveal.js | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/js/reveal.js b/js/reveal.js index b229453..04350d0 100644 --- a/js/reveal.js +++ b/js/reveal.js @@ -2001,7 +2001,7 @@ var Reveal = (function(){ } if( includeAll || h === indexh ) { - toArray( backgroundh.childNodes ).forEach( function( backgroundv, v ) { + toArray( backgroundh.querySelectorAll( 'section' ) ).forEach( function( backgroundv, v ) { if( v < indexv ) { backgroundv.className = 'slide-background past'; @@ -2021,9 +2021,22 @@ var Reveal = (function(){ } ); - // Don't transition between identical backgrounds. This - // prevents unwanted flicker. + // Stop any currently playing video background + if( previousBackground ) { + + var previousVideo = previousBackground.querySelector( 'video' ); + if( previousVideo ) previousVideo.pause(); + + } + if( currentBackground ) { + + // Start video playback + var currentVideo = currentBackground.querySelector( 'video' ); + if( currentVideo ) currentVideo.play(); + + // Don't transition between identical backgrounds. This + // prevents unwanted flicker. var previousBackgroundHash = previousBackground ? previousBackground.getAttribute( 'data-background-hash' ) : null; var currentBackgroundHash = currentBackground.getAttribute( 'data-background-hash' ); if( currentBackgroundHash && currentBackgroundHash === previousBackgroundHash && currentBackground !== previousBackground ) { @@ -2031,6 +2044,7 @@ var Reveal = (function(){ } previousBackground = currentBackground; + } // Allow the first background to apply without transition |