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change slide number formats

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This commit is contained in:
Hakim El Hattab 2015-10-29 10:58:06 +01:00
parent 35462a424c
commit 0198d74391
4 changed files with 36 additions and 18 deletions
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9
README.md
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@ -611,11 +611,10 @@ If you would like to display the page number of the current slide you can do so
Reveal.configure({ slideNumber: true });
// Slide number formatting can be configured using these variables:
// h: current slide's horizontal index
// v: current slide's vertical index
// c: current slide index (flattened)
// t: total number of slides (flattened)
Reveal.configure({ slideNumber: 'c / t' });
// "h/v": horizontal and vertical slide numbers (default)
// "c": flattened slide number
// "c/t": flattened slide number / total slides
Reveal.configure({ slideNumber: 'c/t' });
```

3
css/reveal.css
View file

@ -279,6 +279,9 @@ html:-moz-full-screen-ancestor {
z-index: 31;
font-size: 12px; }
.reveal .slide-number-delimiter {
margin: 0 4px; }
/*********************************************
* SLIDES
*********************************************/

4
css/reveal.scss
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@ -336,6 +336,10 @@ html:-moz-full-screen-ancestor {
font-size: 12px;
}
.reveal .slide-number-delimiter {
margin: 0 4px;
}
/*********************************************
* SLIDES
*********************************************/

38
js/reveal.js
View file

@ -2512,30 +2512,42 @@
/**
* Updates the slide number div to reflect the current slide.
*
* Slide number format can be defined as a string using the
* following variables:
* h: current slide's horizontal index
* v: current slide's vertical index
* c: current slide index (flattened)
* t: total number of slides (flattened)
* The following slide number formats are available:
* "h/v": horizontal and vertical slide numbers (default)
* "c": flattened slide number
* "c/t": flattened slide number / total slides
*/
function updateSlideNumber() {
// Update slide number if enabled
if( config.slideNumber && dom.slideNumber) {
// Default to only showing the current slide number
var format = 'c';
var value = [];
var format = 'h/v';
// Check if a custom slide number format is available
// Check if a custom number format is available
if( typeof config.slideNumber === 'string' ) {
format = config.slideNumber;
}
dom.slideNumber.innerHTML = format.replace( /h/g, indexh )
.replace( /v/g, indexv )
.replace( /c/g, getSlidePastCount() + 1 )
.replace( /t/g, getTotalSlides() );
if( format === 'c' ) {
value.push( getSlidePastCount() + 1 );
}
else if( format === 'c/t' ) {
value.push( getSlidePastCount() + 1 );
value.push( '<span class="slide-number-delimiter">/</span>' );
value.push( getTotalSlides() );
}
else {
value.push( indexh + 1 );
if( isVerticalSlide() ) {
value.push( '<span class="slide-number-delimiter">/</span>' );
value.push( indexv + 1 );
}
}
dom.slideNumber.innerHTML = value.join( '' );
}
}