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Code Issues Releases Wiki Activity

foundation for reader mode, activate via 'mode=reader/print' config param

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Hakim El Hattab
2023-09-12 17:00:56 +02:00
parent 487cc860f8
commit 6aa1eae796
5 changed files with 224 additions and 32 deletions
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41
js/reveal.js
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@@ -11,7 +11,7 @@ import Controls from './controllers/controls.js'
import Progress from './controllers/progress.js'
import Pointer from './controllers/pointer.js'
import Plugins from './controllers/plugins.js'
import Print from './controllers/print.js'
import Reader from './controllers/reader.js'
import Touch from './controllers/touch.js'
import Focus from './controllers/focus.js'
import Notes from './controllers/notes.js'
@@ -113,7 +113,7 @@ export default function( revealElement, options ) {
progress = new Progress( Reveal ),
pointer = new Pointer( Reveal ),
plugins = new Plugins( Reveal ),
print = new Print( Reveal ),
reader = new Reader( Reveal ),
focus = new Focus( Reveal ),
touch = new Touch( Reveal ),
notes = new Notes( Reveal );
@@ -225,18 +225,25 @@ export default function( revealElement, options ) {
});
}, 1 );
// Special setup and config is required when printing to PDF
if( print.isPrintingPDF() ) {
// Special setup and config is required when initializing a deck
// to be read or printed linearly
if( reader.isPrintMode() || reader.isReaderMode() ) {
removeEventListeners();
window.addEventListener( 'resize', onWindowResize, false );
// Avoid content flickering during layout
revealElement.style.visibility = 'hidden';
// The document needs to have loaded for the PDF layout
// measurements to be accurate
if( document.readyState === 'complete' ) {
print.setupPDF();
reader.setup().then( () => layout() );
}
else {
window.addEventListener( 'load', () => {
print.setupPDF();
reader.setup().then( () => layout() );
} );
}
}
@@ -861,7 +868,7 @@ export default function( revealElement, options ) {
*/
function layout() {
if( dom.wrapper && !print.isPrintingPDF() ) {
if( dom.wrapper && !reader.isPrintMode() ) {
if( !config.disableLayout ) {
@@ -901,6 +908,15 @@ export default function( revealElement, options ) {
dom.slides.style.right = '';
transformSlides( { layout: '' } );
}
else if( reader.isActive() ) {
dom.slides.style.zoom = '';
dom.slides.style.left = 'auto';
dom.slides.style.top = 'auto';
dom.slides.style.bottom = 'auto';
dom.slides.style.right = 'auto';
dom.slides.style.height = 'auto';
transformSlides( { layout: 'scale('+ scale +')' } );
}
else {
dom.slides.style.zoom = '';
dom.slides.style.left = '50%';
@@ -921,7 +937,7 @@ export default function( revealElement, options ) {
continue;
}
if( config.center || slide.classList.contains( 'center' ) ) {
if( ( config.center || slide.classList.contains( 'center' ) ) && !reader.isActive() ) {
// Vertical stacks are not centred since their section
// children will be
if( slide.classList.contains( 'stack' ) ) {
@@ -1597,7 +1613,7 @@ export default function( revealElement, options ) {
let slides = Util.queryAll( dom.wrapper, selector ),
slidesLength = slides.length;
let printMode = print.isPrintingPDF();
let printMode = reader.isActive();
let loopedForwards = false;
let loopedBackwards = false;
@@ -1757,7 +1773,7 @@ export default function( revealElement, options ) {
}
// All slides need to be visible when exporting to PDF
if( print.isPrintingPDF() ) {
if( reader.isPrintMode() || reader.isReaderMode() ) {
viewDistance = Number.MAX_VALUE;
}
@@ -2696,7 +2712,8 @@ export default function( revealElement, options ) {
isSpeakerNotes: notes.isSpeakerNotesWindow.bind( notes ),
isOverview: overview.isActive.bind( overview ),
isFocused: focus.isFocused.bind( focus ),
isPrintingPDF: print.isPrintingPDF.bind( print ),
isReaderMode: reader.isReaderMode.bind( reader ),
isPrintingPDF: reader.isPrintMode.bind( reader ),
// Checks if reveal.js has been loaded and is ready for use
isReady: () => ready,
@@ -2816,8 +2833,8 @@ export default function( revealElement, options ) {
getStatusText,
// Controllers
print,
focus,
reader,
progress,
controls,
location,