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fix issue where auto-animate did not work when jumping three or more slides (i.e. longer than the view distance)

This commit is contained in:
hakimel 2022-04-28 13:38:30 +02:00
parent 286d5ef561
commit eada286ca0
6 changed files with 43 additions and 4 deletions
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2
dist/reveal.esm.js vendored
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2
dist/reveal.esm.js.map vendored
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2
dist/reveal.js vendored
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dist/reveal.js.map vendored
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31
examples/auto-animate.html
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@ -176,6 +176,37 @@
<h3>B2</h3>
</section>
<section>
<section id="stacked-slide-1" data-auto-animate>
<a href="#/stacked-slide-1">Slide 1</a><br>
<a href="#/stacked-slide-2">Slide 2</a><br>
<a href="#/stacked-slide-3">Slide 3</a><br>
<a href="#/stacked-slide-4">Slide 4</a><br>
<div data-id="anim" style="background: indigo; padding: 8px; width: 50px; height: 50px; position: absolute; left: 0px;">A</div>
</section>
<section id="stacked-slide-2" data-auto-animate>
<a href="#/stacked-slide-1">Slide 1</a><br>
<a href="#/stacked-slide-2">Slide 2</a><br>
<a href="#/stacked-slide-3">Slide 3</a><br>
<a href="#/stacked-slide-4">Slide 4</a><br>
<div data-id="anim" style="background: indigo; padding: 8px; width: 50px; height: 50px; position: absolute; left: 25%;">A</div>
</section>
<section id="stacked-slide-3" data-auto-animate>
<a href="#/stacked-slide-1">Slide 1</a><br>
<a href="#/stacked-slide-2">Slide 2</a><br>
<a href="#/stacked-slide-3">Slide 3</a><br>
<a href="#/stacked-slide-4">Slide 4</a><br>
<div data-id="anim" style="background: indigo; padding: 8px; width: 50px; height: 50px; position: absolute; left: 50%;">A</div>
</section>
<section id="stacked-slide-4" data-auto-animate>
<a href="#/stacked-slide-1">Slide 1</a><br>
<a href="#/stacked-slide-2">Slide 2</a><br>
<a href="#/stacked-slide-3">Slide 3</a><br>
<a href="#/stacked-slide-4">Slide 4</a><br>
<div data-id="anim" style="background: indigo; padding: 8px; width: 50px; height: 50px; position: absolute; left: 75%;">A</div>
</section>
</section>
</div>
</div>

8
js/controllers/autoanimate.js
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@ -50,11 +50,19 @@ export default class AutoAnimate {
// Flag the navigation direction, needed for fragment buildup
animationOptions.slideDirection = toSlideIndex > fromSlideIndex ? 'forward' : 'backward';
// If the from-slide is hidden because it has moved outside
// the view distance, we need to temporarily show it while
// measuring
let fromSlideIsHidden = fromSlide.style.display === 'none';
if( fromSlideIsHidden ) fromSlide.style.display = this.Reveal.getConfig().display;
// Inject our auto-animate styles for this transition
let css = this.getAutoAnimatableElements( fromSlide, toSlide ).map( elements => {
return this.autoAnimateElements( elements.from, elements.to, elements.options || {}, animationOptions, autoAnimateCounter++ );
} );
if( fromSlideIsHidden ) fromSlide.style.display = 'none';
// Animate unmatched elements, if enabled
if( toSlide.dataset.autoAnimateUnmatched !== 'false' && this.Reveal.getConfig().autoAnimateUnmatched === true ) {