diff options
Diffstat (limited to 'js/reveal.js')
| -rw-r--r-- | js/reveal.js | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/js/reveal.js b/js/reveal.js index aef25e6..0bda3d5 100644 --- a/js/reveal.js +++ b/js/reveal.js @@ -108,7 +108,10 @@ var Reveal = (function(){ viewDistance: 3, // Script dependencies to load - dependencies: [] + dependencies: [], + + // Indicates whether to show the slides number + showSlideNumber: false }, // Flags if reveal.js is loaded (has dispatched the 'ready' event) @@ -378,6 +381,9 @@ var Reveal = (function(){ '<div class="navigate-up"></div>' + '<div class="navigate-down"></div>' ); + // slide number + createSingletonNode( dom.wrapper, 'div', 'slide-number', '' ); + // State background element [DEPRECATED] createSingletonNode( dom.wrapper, 'div', 'state-background', null ); @@ -395,6 +401,7 @@ var Reveal = (function(){ dom.controlsPrev = toArray( document.querySelectorAll( '.navigate-prev' ) ); dom.controlsNext = toArray( document.querySelectorAll( '.navigate-next' ) ); + dom.slideNumber = document.querySelector( '.slide-number' ); } /** @@ -1613,6 +1620,7 @@ var Reveal = (function(){ updateProgress(); updateBackground(); updateParallax(); + updateSlideNumber(); // Update the URL hash writeURL(); @@ -1647,6 +1655,7 @@ var Reveal = (function(){ updateControls(); updateProgress(); updateBackground( true ); + updateSlideNumber(); } @@ -1852,6 +1861,25 @@ var Reveal = (function(){ } /** + * Updates the slide number div to reflect the current slide. + */ + function updateSlideNumber() { + + // Update slide number if enabled + if( config.showSlideNumber && dom.slideNumber) { + + // Display the number of the page using 'indexh - indexv' format + var indexString = indexh; + if( indexv > 0 ) { + indexString += ' - ' + indexv; + } + + dom.slideNumber.innerHTML = indexString; + } + + } + + /** * Updates the state of all control/navigation arrows. */ function updateControls() { |