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rerun r-fit-text based on printed slide size, fixes overflow when printing to PDF #2865

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This commit is contained in:
Hakim El Hattab 2020-12-17 08:49:51 +01:00
parent 49d043c0c2
commit f576b98fbd
4 changed files with 17 additions and 4 deletions
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2
dist/reveal.esm.js vendored
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2
dist/reveal.js vendored
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4
js/controllers/print.js
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@ -59,6 +59,10 @@ export default class Print {
let left = ( pageWidth - slideWidth ) / 2,
top = ( pageHeight - slideHeight ) / 2;
// Re-run the slide layout so that r-fit-text is applied based on
// the printed slide size
this.Reveal.slideContent.layout( slide );
let contentHeight = slide.scrollHeight;
let numberOfPages = Math.max( Math.ceil( contentHeight / pageHeight ), 1 );

13
js/controllers/slidecontent.js
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@ -167,11 +167,20 @@ export default class SlideContent {
}
this.layout( slide );
}
/**
* Applies JS-dependent layout helpers for the given slide,
* if there are any.
*/
layout( slide ) {
// Autosize text with the r-fit-text class based on the
// size of its container. This needs to happen after the
// slide is visible in order to measure the text.
Array.from( slide.querySelectorAll( '.r-fit-text:not([data-fitted])' ) ).forEach( element => {
element.dataset.fitted = '';
Array.from( slide.querySelectorAll( '.r-fit-text' ) ).forEach( element => {
fitty( element, {
minSize: 24,
maxSize: this.Reveal.getConfig().height * 0.8,