fix fullscreen issues; correct size in Safari, auto-focus presentation when entering fullscreen #3080

edit
hakimel 2021-12-08 10:45:36 +01:00
parent c804611343
commit b7d65be051
5 changed files with 48 additions and 3 deletions

View File

@ -33,6 +33,15 @@ html.reveal-full-page {
color: #000;
}
// Fixes an issue where Safari would take embedded presentations
// fullscreen but keep them at their original width/height style
.reveal-viewport:fullscreen {
top: 0 !important;
left: 0 !important;
width: 100% !important;
height: 100% !important;
}
/*********************************************
* VIEW FRAGMENTS

2
dist/reveal.css vendored

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2
dist/reveal.esm.js vendored

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dist/reveal.js vendored

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@ -190,6 +190,9 @@ export default function( revealElement, options ) {
// Prevent the slides from being scrolled out of view
setupScrollPrevention();
// Adds bindings for fullscreen mode
setupFullscreen();
// Resets all vertical slides so that only the first is visible
resetVerticalSlides();
@ -376,6 +379,19 @@ export default function( revealElement, options ) {
}
/**
* After entering fullscreen we need to force a layout to
* get our presentations to scale correctly. This behavior
* is inconsistent across browsers but a force layout seems
* to normalize it.
*/
function setupFullscreen() {
document.addEventListener( 'fullscreenchange', onFullscreenChange );
document.addEventListener( 'webkitfullscreenchange', onFullscreenChange );
}
/**
* Registers a listener to postMessage events, this makes it
* possible to call all reveal.js API methods from another
@ -2433,6 +2449,26 @@ export default function( revealElement, options ) {
}
/**
* Handler for the document level 'fullscreenchange' event.
*
* @param {object} [event]
*/
function onFullscreenChange( event ) {
let element = document.fullscreenElement || document.webkitFullscreenElement;
if( element === dom.wrapper ) {
event.stopImmediatePropagation();
// Timeout to avoid layout shift in Safari
setTimeout( () => {
Reveal.layout();
Reveal.focus.focus(); // focus.focus :'(
}, 1 );
}
}
/**
* Handles clicks on links that are set to preview in the
* iframe overlay.