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carry slide classes over to generated background elements

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This commit is contained in:
Hakim El Hattab
2014-04-22 15:16:53 +02:00
parent 37ebe0732c
commit 5d39b5eabf
1 changed files with 17 additions and 7 deletions
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24
js/reveal.js
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@@ -507,7 +507,9 @@ var Reveal = (function(){
}; };
var element = document.createElement( 'div' ); var element = document.createElement( 'div' );
element.className = 'slide-background';
// Carry over custom classes from the slide to the background
element.className = 'slide-background ' + slide.className.replace( /present|past|future/, '' );
if( data.background ) { if( data.background ) {
// Auto-wrap image urls in url(...) // Auto-wrap image urls in url(...)
@@ -2036,14 +2038,18 @@ var Reveal = (function(){
// states of their slides (past/present/future) // states of their slides (past/present/future)
toArray( dom.background.childNodes ).forEach( function( backgroundh, h ) { toArray( dom.background.childNodes ).forEach( function( backgroundh, h ) {
backgroundh.classList.remove( 'past' );
backgroundh.classList.remove( 'present' );
backgroundh.classList.remove( 'future' );
if( h < indexh ) { if( h < indexh ) {
backgroundh.className = 'slide-background ' + horizontalPast; backgroundh.classList.add( horizontalPast );
} }
else if ( h > indexh ) { else if ( h > indexh ) {
backgroundh.className = 'slide-background ' + horizontalFuture; backgroundh.classList.add( horizontalFuture );
} }
else { else {
backgroundh.className = 'slide-background present'; backgroundh.classList.add( 'present' );
// Store a reference to the current background element // Store a reference to the current background element
currentBackground = backgroundh; currentBackground = backgroundh;
@@ -2052,14 +2058,18 @@ var Reveal = (function(){
if( includeAll || h === indexh ) { if( includeAll || h === indexh ) {
toArray( backgroundh.querySelectorAll( '.slide-background' ) ).forEach( function( backgroundv, v ) { toArray( backgroundh.querySelectorAll( '.slide-background' ) ).forEach( function( backgroundv, v ) {
backgroundv.classList.remove( 'past' );
backgroundv.classList.remove( 'present' );
backgroundv.classList.remove( 'future' );
if( v < indexv ) { if( v < indexv ) {
backgroundv.className = 'slide-background past'; backgroundv.classList.add( 'past' );
} }
else if ( v > indexv ) { else if ( v > indexv ) {
backgroundv.className = 'slide-background future'; backgroundv.classList.add( 'future' );
} }
else { else {
backgroundv.className = 'slide-background present'; backgroundv.classList.add( 'present' );
// Only if this is the present horizontal and vertical slide // Only if this is the present horizontal and vertical slide
if( h === indexh ) currentBackground = backgroundv; if( h === indexh ) currentBackground = backgroundv;