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add getSlideNotes API method and tests

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This commit is contained in:
Hakim El Hattab 2015-09-10 08:28:52 +02:00
parent 5a40b4486f
commit 0338f280d3
4 changed files with 44 additions and 18 deletions
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3
README.md
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@ -372,6 +372,9 @@ Reveal.getIndices(); // { h: 0, v: 0 } }
Reveal.getProgress(); // 0-1
Reveal.getTotalSlides();
// Returns the speaker notes for the current slide
Reveal.getSlideNotes();
// State checks
Reveal.isFirstSlide();
Reveal.isLastSlide();

46
js/reveal.js
View file

@ -2475,22 +2475,7 @@
if( config.showNotes && dom.speakerNotes && currentSlide && !isPrintingPDF() ) {
var notes = '';
// Notes can be specified via the data-notes attribute...
if( currentSlide.hasAttribute( 'data-notes' ) ) {
notes = currentSlide.getAttribute( 'data-notes' );
}
// ... or using an <aside class="notes"> element
if( !notes ) {
var notesElement = currentSlide.querySelector( 'aside.notes' );
if( notesElement ) {
notes = notesElement.innerHTML;
}
}
dom.speakerNotes.innerHTML = notes;
dom.speakerNotes.innerHTML = getSlideNotes() || '';
}
@ -3335,6 +3320,32 @@
}
/**
* Retrieves the speaker notes from a slide. Notes can be
* defined in two ways:
* 1. As a data-notes attribute on the slide <section>
* 2. As an <aside class="notes"> inside of the slide
*/
function getSlideNotes( slide ) {
// Default to the current slide
slide = slide || currentSlide;
// Notes can be specified via the data-notes attribute...
if( slide.hasAttribute( 'data-notes' ) ) {
return slide.getAttribute( 'data-notes' );
}
// ... or using an <aside class="notes"> element
var notesElement = slide.querySelector( 'aside.notes' );
if( notesElement ) {
return notesElement.innerHTML;
}
return null;
}
/**
* Retrieves the current state of the presentation as
* an object. This state can then be restored at any
@ -4486,6 +4497,9 @@
// Returns the slide background element at the specified index
getSlideBackground: getSlideBackground,
// Returns the speaker notes string for a slide, or null
getSlideNotes: getSlideNotes,
// Returns the previous slide element, may be null
getPreviousSlide: function() {
return previousSlide;

3
test/test.html
View file

@ -24,10 +24,11 @@
<img data-src="fake-url.png">
<video data-src="fake-url.mp4"></video>
<audio data-src="fake-url.mp3"></audio>
<aside class="notes">speaker notes 1</aside>
</section>
<section>
<section data-background="examples/assets/image2.png">
<section data-background="examples/assets/image2.png" data-notes="speaker notes 2">
<h1>2.1</h1>
</section>
<section>

10
test/test.js
View file

@ -89,7 +89,7 @@ Reveal.addEventListener( 'ready', function() {
test( 'Reveal.isLastSlide after vertical slide', function() {
var lastSlideIndex = document.querySelectorAll( '.reveal .slides>section' ).length - 1;
Reveal.slide( 1, 1 );
Reveal.slide( lastSlideIndex );
strictEqual( Reveal.isLastSlide(), true, 'true after Reveal.slide( 1, 1 ) and then Reveal.slide( '+ lastSlideIndex +', 0 )' );
@ -139,6 +139,14 @@ Reveal.addEventListener( 'ready', function() {
strictEqual( Reveal.getSlideBackground( 1, 100 ), undefined, 'undefined when out of vertical bounds' );
});
test( 'Reveal.getSlideNotes', function() {
Reveal.slide( 0, 0 );
ok( Reveal.getSlideNotes() === 'speaker notes 1', 'works with <aside class="notes">' );
Reveal.slide( 1, 0 );
ok( Reveal.getSlideNotes() === 'speaker notes 2', 'works with <section data-notes="">' );
});
test( 'Reveal.getPreviousSlide/getCurrentSlide', function() {
Reveal.slide( 0, 0 );
Reveal.slide( 1, 0 );