respect original dom order of fragments with no explicit index
parent
2faae3d95b
commit
c33aa66666
10
js/reveal.js
10
js/reveal.js
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@ -1045,10 +1045,20 @@ var Reveal = (function(){
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var a = toArray( fragments );
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var a = toArray( fragments );
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// Elements that do not have an explicit `data-fragment-index`
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// are given one which matches their order in the DOM
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a.forEach( function( el, idx ) {
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if( !el.hasAttribute( 'data-fragment-index' ) ) {
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el.setAttribute( 'data-fragment-index', idx );
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}
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} );
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a.sort( function( l, r ) {
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a.sort( function( l, r ) {
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return l.getAttribute( 'data-fragment-index' ) - r.getAttribute( 'data-fragment-index');
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return l.getAttribute( 'data-fragment-index' ) - r.getAttribute( 'data-fragment-index');
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} );
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} );
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// Set the indices to match the order of the sorted fragments,
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// ensures that we're 0-indexed and have no gaps
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a.forEach( function( el, idx ) {
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a.forEach( function( el, idx ) {
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el.setAttribute( 'data-fragment-index', idx );
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el.setAttribute( 'data-fragment-index', idx );
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} );
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} );
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