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merge #1955 with minor changes

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This commit is contained in:
Hakim El Hattab
2018-06-11 12:35:11 +02:00
parent a86146180f
commit 3680f1ad10
3 changed files with 25 additions and 8 deletions
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27
js/reveal.js
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@ -204,6 +204,9 @@
// to PDF, unlimited by default
pdfMaxPagesPerSlide: Number.POSITIVE_INFINITY,
// Prints each fragment on a separate slide
pdfSeparateFragments: true,
// Offset used to reduce the height of content within exported PDF pages.
// This exists to account for environment differences based on how you
// print to PDF. CLI printing options, like phantomjs and wkpdf, can end
@ -789,29 +792,38 @@
}
// Copy page and show fragments one after another
if ( isPrintingPDFFragments() ) {
if( config.pdfSeparateFragments ) {
var numberOfFragments = toArray( page.querySelectorAll( '.fragment' ) ).length;
for ( var currentFragment = 0; currentFragment < numberOfFragments; currentFragment++ ) {
for( var currentFragment = 0; currentFragment < numberOfFragments; currentFragment++ ) {
var clonedPage = page.cloneNode( true );
page.parentNode.insertBefore( clonedPage, page.nextSibling );
toArray( sortFragments( clonedPage.querySelectorAll( '.fragment' ))).forEach( function ( fragment, fragmentIndex ) {
if ( fragmentIndex <= currentFragment ) {
toArray( sortFragments( clonedPage.querySelectorAll( '.fragment' ) ) ).forEach( function( fragment, fragmentIndex ) {
if( fragmentIndex < currentFragment ) {
fragment.classList.add( 'visible' );
} else {
fragment.classList.remove( 'visible' );
fragment.classList.remove( 'current-fragment' );
}
else if( fragmentIndex === currentFragment ) {
fragment.classList.add( 'visible', 'current-fragment' );
}
else {
fragment.classList.remove( 'visible', 'current-fragment' );
}
} );
page = clonedPage;
}
}
// Show all fragments
else {
toArray( page.querySelectorAll( '.fragment' ) ).forEach( function( fragment ) {
toArray( page.querySelectorAll( '.fragment:not(.fade-out)' ) ).forEach( function( fragment ) {
fragment.classList.add( 'visible' );
} );
}
@ -820,7 +832,6 @@
} );
// Notify subscribers that the PDF layout is good to go
dispatchEvent( 'pdf-ready' );