diff options
Diffstat (limited to 'geschichte/js/controllers/notes.js')
-rw-r--r-- | geschichte/js/controllers/notes.js | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/geschichte/js/controllers/notes.js b/geschichte/js/controllers/notes.js deleted file mode 100644 index 7256425..0000000 --- a/geschichte/js/controllers/notes.js +++ /dev/null @@ -1,120 +0,0 @@ -/** - * Handles the showing of speaker notes - */ -export default class Notes { - - constructor( Reveal ) { - - this.Reveal = Reveal; - - } - - render() { - - this.element = document.createElement( 'div' ); - this.element.className = 'speaker-notes'; - this.element.setAttribute( 'data-prevent-swipe', '' ); - this.element.setAttribute( 'tabindex', '0' ); - this.Reveal.getRevealElement().appendChild( this.element ); - - } - - /** - * Called when the reveal.js config is updated. - */ - configure( config, oldConfig ) { - - if( config.showNotes ) { - this.element.setAttribute( 'data-layout', typeof config.showNotes === 'string' ? config.showNotes : 'inline' ); - } - - } - - /** - * Pick up notes from the current slide and display them - * to the viewer. - * - * @see {@link config.showNotes} - */ - update() { - - if( this.Reveal.getConfig().showNotes && this.element && this.Reveal.getCurrentSlide() && !this.Reveal.print.isPrintingPDF() ) { - - this.element.innerHTML = this.getSlideNotes() || '<span class="notes-placeholder">No notes on this slide.</span>'; - - } - - } - - /** - * Updates the visibility of the speaker notes sidebar that - * is used to share annotated slides. The notes sidebar is - * only visible if showNotes is true and there are notes on - * one or more slides in the deck. - */ - updateVisibility() { - - if( this.Reveal.getConfig().showNotes && this.hasNotes() && !this.Reveal.print.isPrintingPDF() ) { - this.Reveal.getRevealElement().classList.add( 'show-notes' ); - } - else { - this.Reveal.getRevealElement().classList.remove( 'show-notes' ); - } - - } - - /** - * Checks if there are speaker notes for ANY slide in the - * presentation. - */ - hasNotes() { - - return this.Reveal.getSlidesElement().querySelectorAll( '[data-notes], aside.notes' ).length > 0; - - } - - /** - * Checks if this presentation is running inside of the - * speaker notes window. - * - * @return {boolean} - */ - isSpeakerNotesWindow() { - - return !!window.location.search.match( /receiver/gi ); - - } - - /** - * Retrieves the speaker notes from a slide. Notes can be - * defined in two ways: - * 1. As a data-notes attribute on the slide <section> - * 2. With <aside class="notes"> elements inside the slide - * - * @param {HTMLElement} [slide=currentSlide] - * @return {(string|null)} - */ - getSlideNotes( slide = this.Reveal.getCurrentSlide() ) { - - // Notes can be specified via the data-notes attribute... - if( slide.hasAttribute( 'data-notes' ) ) { - return slide.getAttribute( 'data-notes' ); - } - - // ... or using <aside class="notes"> elements - let notesElements = slide.querySelectorAll( 'aside.notes' ); - if( notesElements ) { - return Array.from(notesElements).map( notesElement => notesElement.innerHTML ).join( '\n' ); - } - - return null; - - } - - destroy() { - - this.element.remove(); - - } - -} \ No newline at end of file |