greatly simplify next/prev fragment routines
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fdecb74cc8
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46
js/reveal.js
46
js/reveal.js
@ -1498,27 +1498,14 @@ var Reveal = (function(){
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*/
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function nextFragment() {
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// Vertical slides:
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if( document.querySelector( VERTICAL_SLIDES_SELECTOR + '.present' ) ) {
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var verticalFragments = sortFragments( document.querySelectorAll( VERTICAL_SLIDES_SELECTOR + '.present .fragment:not(.visible)' ) );
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if( currentSlide ) {
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var fragments = sortFragments( currentSlide.querySelectorAll( '.fragment:not(.visible)' ) );
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if( verticalFragments.length ) {
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verticalFragments[0].classList.add( 'visible' );
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if( fragments.length ) {
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fragments[0].classList.add( 'visible' );
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// Notify subscribers of the change
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dispatchEvent( 'fragmentshown', { fragment: verticalFragments[0] } );
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return true;
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}
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}
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// Horizontal slides:
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else {
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var horizontalFragments = sortFragments( document.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR + '.present .fragment:not(.visible)' ) );
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if( horizontalFragments.length ) {
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horizontalFragments[0].classList.add( 'visible' );
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// Notify subscribers of the change
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dispatchEvent( 'fragmentshown', { fragment: horizontalFragments[0] } );
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dispatchEvent( 'fragmentshown', { fragment: fragments[0] } );
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return true;
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}
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}
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@ -1535,27 +1522,14 @@ var Reveal = (function(){
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*/
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function previousFragment() {
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// Vertical slides:
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if( document.querySelector( VERTICAL_SLIDES_SELECTOR + '.present' ) ) {
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var verticalFragments = sortFragments( document.querySelectorAll( VERTICAL_SLIDES_SELECTOR + '.present .fragment.visible' ) );
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if( currentSlide ) {
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var fragments = sortFragments( currentSlide.querySelectorAll( '.fragment.visible' ) );
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if( verticalFragments.length ) {
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verticalFragments[ verticalFragments.length - 1 ].classList.remove( 'visible' );
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if( fragments.length ) {
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fragments[ fragments.length - 1 ].classList.remove( 'visible' );
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// Notify subscribers of the change
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dispatchEvent( 'fragmenthidden', { fragment: verticalFragments[ verticalFragments.length - 1 ] } );
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return true;
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}
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}
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// Horizontal slides:
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else {
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var horizontalFragments = sortFragments( document.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR + '.present .fragment.visible' ) );
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if( horizontalFragments.length ) {
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horizontalFragments[ horizontalFragments.length - 1 ].classList.remove( 'visible' );
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// Notify subscribers of the change
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dispatchEvent( 'fragmenthidden', { fragment: horizontalFragments[ horizontalFragments.length - 1 ] } );
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dispatchEvent( 'fragmenthidden', { fragment: fragments[ fragments.length - 1 ] } );
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return true;
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}
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}
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4
js/reveal.min.js
vendored
4
js/reveal.min.js
vendored
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