document.html.slim in asciidoctor-revealjs-4.0.0

- old
+ new

@@ -1,9 +1,13 @@
 doctype 5
 html lang=(attr :lang, 'en' unless attr? :nolang)
   head
     meta charset="utf-8"
+    meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no, minimal-ui"
+
+    title=(doctitle sanitize: true, use_fallback: true)
+
     - if RUBY_ENGINE == 'opal' && JAVASCRIPT_PLATFORM == 'node'
       - revealjsdir = (attr :revealjsdir, 'node_modules/reveal.js')
     - else
       - revealjsdir = (attr :revealjsdir, 'reveal.js')
     - unless (asset_uri_scheme = (attr 'asset-uri-scheme', 'https')).empty?
@@ -11,21 +15,21 @@
     - cdn_base = %(#{asset_uri_scheme}//cdnjs.cloudflare.com/ajax/libs)
     - [:description, :keywords, :author, :copyright].each do |key|
       - if attr? key
         meta name=key content=(attr key)
     - linkcss = (attr? 'linkcss')
-    title=(doctitle sanitize: true, use_fallback: true)
-    meta content="yes" name="apple-mobile-web-app-capable"
-    meta content="black-translucent" name="apple-mobile-web-app-status-bar-style"
-    meta content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no, minimal-ui" name="viewport"
-    link href="#{revealjsdir}/css/reveal.css" rel="stylesheet"
+    link rel="stylesheet" href="#{revealjsdir}/css/reset.css"
+    link rel="stylesheet" href="#{revealjsdir}/css/reveal.css"
+
     / Default theme required even when using custom theme
     - if attr? :revealjs_customtheme
       link rel='stylesheet' href=(attr :revealjs_customtheme) id='theme'
     - else
       link rel='stylesheet' href='#{revealjsdir}/css/theme/#{attr 'revealjs_theme', 'black'}.css' id='theme'
-    include asciidoctor_revealjs.css.slim
+    /! This CSS is generated by the Asciidoctor reveal.js converter to further integrate AsciiDoc's existing semantic with reveal.js
+    style type="text/css"
+      include asciidoctor-compatibility.css
     - if attr? :icons, 'font'
       / iconfont-remote is implicitly set by Asciidoctor core. See https://github.com/asciidoctor/asciidoctor.org/issues/361
       - if attr? 'iconfont-remote'
         link rel='stylesheet' href=(attr 'iconfont-cdn', %(#{cdn_base}/font-awesome/5.12.0-1/css/all.min.css))
         link rel='stylesheet' href=(attr 'iconfont-cdn', %(#{cdn_base}/font-awesome/5.12.0-1/css/v4-shims.min.css))
@@ -51,72 +55,52 @@
       script src='#{cdn_base}/mathjax/2.4.0/MathJax.js?config=TeX-MML-AM_HTMLorMML'
 
     - syntax_hl = self.syntax_highlighter
     - if syntax_hl && (syntax_hl.docinfo? :head)
       =syntax_hl.docinfo :head, self, cdn_base_url: cdn_base, linkcss: linkcss, self_closing_tag_slash: '/'
-    / If the query includes 'print-pdf', use the PDF print sheet
+
+    /! Printing and PDF exports
     javascript:
       var link = document.createElement( 'link' );
       link.rel = 'stylesheet';
       link.type = 'text/css';
       link.href = window.location.search.match( /print-pdf/gi ) ? "#{revealjsdir}/css/print/pdf.css" : "#{revealjsdir}/css/print/paper.css";
       document.getElementsByTagName( 'head' )[0].appendChild( link );
-    /[if lt IE 9]
-      <script src="#{revealjsdir}/lib/js/html5shiv.js"></script>
-    - unless (docinfo_content = docinfo :header, '.html').empty?
-      =docinfo_content
+
     - if attr? :customcss
       link rel='stylesheet' href=((customcss = attr :customcss).empty? ? 'asciidoctor-revealjs.css' : customcss)
+    - unless (_docinfo = docinfo :head, '-revealjs.html').empty?
+      =_docinfo
   body
     .reveal
       / Any section element inside of this container is displayed as a slide
       .slides
-        - unless notitle || !has_header?
-          - bg_image = (attr? 'title-slide-background-image') ? (image_uri(attr 'title-slide-background-image')) : nil
-          - bg_video = (attr? 'title-slide-background-video') ? (media_uri(attr 'title-slide-background-video')) : nil
-          section.title(class = role
-            data-state='title'
-            data-transition=(attr 'title-slide-transition')
-            data-transition-speed=(attr 'title-slide-transition-speed')
-            data-background=(attr 'title-slide-background')
-            data-background-size=(attr 'title-slide-background-size')
-            data-background-image=bg_image
-            data-background-video=bg_video
-            data-background-video-loop=(attr 'title-slide-background-video-loop')
-            data-background-video-muted=(attr 'title-slide-background-video-muted')
-            data-background-opacity=(attr "background-opacity")
-            data-background-iframe=(attr 'title-slide-background-iframe')
-            data-background-color=(attr 'title-slide-background-color')
-            data-background-repeat=(attr 'title-slide-background-repeat')
-            data-background-position=(attr 'title-slide-background-position')
-            data-background-transition=(attr 'title-slide-background-transition'))
-            - if (_title_obj = doctitle partition: true, use_fallback: true).subtitle?
-              h1=slice_text _title_obj.title, (_slice = header.option? :slice)
-              h2=slice_text _title_obj.subtitle, _slice
-            - else
-              h1=@header.title
-            - preamble = @document.find_by context: :preamble
-            - unless preamble.nil? or preamble.length == 0
-              div.preamble=preamble.pop.content
-            - unless author.nil?
-              p.author: small=author
-        =content
-    script src="#{revealjsdir}/lib/js/head.min.js"
+        - unless noheader
+          - unless (_docinfo = docinfo :header, '-revealjs.html').empty?
+            = _docinfo
+          - if header?
+            include title_slide.html.slim
+        = content
+        - unless (_docinfo = docinfo :footer, '-revealjs.html').empty?
+          = _docinfo
     script src="#{revealjsdir}/js/reveal.js"
+    / Supports easy AsciiDoc syntax for background color
     javascript:
       Array.prototype.slice.call(document.querySelectorAll('.slides section')).forEach(function(slide) {
         if (slide.getAttribute('data-background-color')) return;
         // user needs to explicitly say he wants CSS color to override otherwise we might break custom css or theme (#226)
         if (!(slide.classList.contains('canvas') || slide.classList.contains('background'))) return;
         var bgColor = getComputedStyle(slide).backgroundColor;
         if (bgColor !== 'rgba(0, 0, 0, 0)' && bgColor !== 'transparent') {
           slide.setAttribute('data-background-color', bgColor);
           slide.style.backgroundColor = 'transparent';
         }
-      })
+      });
 
-      // See https://github.com/hakimel/reveal.js#configuration for a full list of configuration options
+      // More info about config & dependencies:
+      // - https://github.com/hakimel/reveal.js#configuration
+      // - https://github.com/hakimel/reveal.js#dependencies
       Reveal.initialize({
         // Display presentation control arrows
         controls: #{to_boolean(attr 'revealjs_controls', true)},
         // Help the user learn the controls by providing hints, for example by
         // bouncing the down arrow when they first encounter a vertical slide
@@ -130,11 +114,14 @@
         progress: #{to_boolean(attr 'revealjs_progress', true)},
         // Display the page number of the current slide
         slideNumber: #{to_valid_slidenumber(attr 'revealjs_slidenumber', false)},
         // Control which views the slide number displays on
         showSlideNumber: '#{attr 'revealjs_showslidenumber', 'all'}',
-        // Push each slide change to the browser history
+        // Add the current slide number to the URL hash so that reloading the
+        // page/copying the URL will return you to the same slide
+        hash: #{to_boolean(attr 'revealjs_hash', false)},
+        // Push each slide change to the browser history. Implies `hash: true`
         history: #{to_boolean(attr 'revealjs_history', false)},
         // Enable keyboard shortcuts for navigation
         keyboard: #{to_boolean(attr 'revealjs_keyboard', true)},
         // Enable the slide overview mode
         overview: #{to_boolean(attr 'revealjs_overview', true)},
@@ -144,10 +131,12 @@
         touch: #{to_boolean(attr 'revealjs_touch', true)},
         // Loop the presentation
         loop: #{to_boolean(attr 'revealjs_loop', false)},
         // Change the presentation direction to be RTL
         rtl: #{to_boolean(attr 'revealjs_rtl', false)},
+        // See https://github.com/hakimel/reveal.js/#navigation-mode
+        navigationMode: '#{attr 'revealjs_navigationmode', 'default'}',
         // Randomizes the order of slides each time the presentation loads
         shuffle: #{to_boolean(attr 'revealjs_shuffle', false)},
         // Turns fragments on and off globally
         fragments: #{to_boolean(attr 'revealjs_fragments', true)},
         // Flags whether to include the current fragment in the URL,
@@ -164,10 +153,16 @@
         // Global override for autolaying embedded media (video/audio/iframe)
         // - null: Media will only autoplay if data-autoplay is present
         // - true: All media will autoplay, regardless of individual setting
         // - false: No media will autoplay, regardless of individual setting
         autoPlayMedia: #{attr 'revealjs_autoplaymedia', 'null'},
+        // Global override for preloading lazy-loaded iframes
+        // - null: Iframes with data-src AND data-preload will be loaded when within
+        //   the viewDistance, iframes with only data-src will be loaded when visible
+        // - true: All iframes with data-src will be loaded when within the viewDistance
+        // - false: All iframes with data-src will be loaded only when visible
+        preloadIframes: #{attr 'revealjs_preloadiframes', 'null'},
         // Number of milliseconds between automatically proceeding to the
         // next slide, disabled when set to 0, this value can be overwritten
         // by using a data-autoslide attribute on your slides
         autoSlide: #{attr 'revealjs_autoslide', 0},
         // Stop auto-sliding after user input
@@ -176,12 +171,27 @@
         autoSlideMethod: #{attr 'revealjs_autoslidemethod', 'Reveal.navigateNext'},
         // Specify the average time in seconds that you think you will spend
         // presenting each slide. This is used to show a pacing timer in the
         // speaker view
         defaultTiming: #{attr 'revealjs_defaulttiming', 120},
+        // Specify the total time in seconds that is available to
+        // present.  If this is set to a nonzero value, the pacing
+        // timer will work out the time available for each slide,
+        // instead of using the defaultTiming value
+        totalTime: #{attr 'revealjs_totaltime', 0},
+        // Specify the minimum amount of time you want to allot to
+        // each slide, if using the totalTime calculation method.  If
+        // the automated time allocation causes slide pacing to fall
+        // below this threshold, then you will see an alert in the
+        // speaker notes window
+        minimumTimePerSlide: #{attr 'revealjs_minimumtimeperslide', 0},
         // Enable slide navigation via mouse wheel
         mouseWheel: #{to_boolean(attr 'revealjs_mousewheel', false)},
+        // Hide cursor if inactive
+        hideInactiveCursor: #{to_boolean(attr 'revealjs_hideinactivecursor', true)},
+        // Time before the cursor is hidden (in ms)
+        hideCursorTime: #{attr 'revealjs_hidecursortime', 5000},
         // Hides the address bar on mobile devices
         hideAddressBar: #{to_boolean(attr 'revealjs_hideaddressbar', true)},
         // Opens links in an iframe preview overlay
         // Add `data-preview-link` and `data-preview-link="false"` to customise each link
         // individually
@@ -192,10 +202,14 @@
         transitionSpeed: '#{attr 'revealjs_transitionspeed', 'default'}',
         // Transition style for full page slide backgrounds (e.g., none, fade, slide, convex, concave, zoom)
         backgroundTransition: '#{attr 'revealjs_backgroundtransition', 'fade'}',
         // Number of slides away from the current that are visible
         viewDistance: #{attr 'revealjs_viewdistance', 3},
+        // Number of slides away from the current that are visible on mobile
+        // devices. It is advisable to set this to a lower number than
+        // viewDistance in order to save resources.
+        mobileViewDistance: #{attr 'revealjs_mobileviewdistance', 3},
         // Parallax background image (e.g., "'https://s3.amazonaws.com/hakim-static/reveal-js/reveal-parallax-1.jpg'")
         parallaxBackgroundImage: '#{attr 'revealjs_parallaxbackgroundimage', ''}',
         // Parallax background size in CSS syntax (e.g., "2100px 900px")
         parallaxBackgroundSize: '#{attr 'revealjs_parallaxbackgroundsize', ''}',
         // Number of pixels to move the parallax background per slide
@@ -225,22 +239,19 @@
         // For slides that do not fit on a page, max number of pages
         pdfMaxPagesPerSlide: #{attr 'revealjs_pdfmaxpagesperslide', 1},
 
         // Optional libraries used to extend on reveal.js
         dependencies: [
-            { src: '#{revealjsdir}/lib/js/classList.js', condition: function() { return !document.body.classList; } },
-            #{(document.attr? 'source-highlighter', 'highlightjs') ? "{ src: '#{revealjsdir}/plugin/highlight/highlight.js', async: true, callback: function() { hljs.initHighlightingOnLoad(); } }," : nil}
-            #{(attr? 'revealjs_plugin_zoom', 'disabled') ? "" :  "{ src: '#{revealjsdir}/plugin/zoom-js/zoom.js', async: true }," }
-            #{(attr? 'revealjs_plugin_notes', 'disabled') ? "" :  "{ src: '#{revealjsdir}/plugin/notes/notes.js', async: true }," }
-            #{(attr? 'revealjs_plugin_marked', 'enabled') ? "{ src: '#{revealjsdir}/plugin/markdown/marked.js', condition: function() { return !!document.querySelector( '[data-markdown]' ); } }," : "" }
-            #{(attr? 'revealjs_plugin_markdown', 'enabled') ? "{ src: '#{revealjsdir}/plugin/markdown/markdown.js', condition: function() { return !!document.querySelector( '[data-markdown]' ); } }," : "" }
-            #{(attr? 'revealjs_plugin_pdf', 'enabled') ? "{ src: '#{revealjsdir}/plugin/print-pdf/print-pdf.js', async: true }," :  "" }
-            #{(attr? 'revealjs_plugins') ? File.read(attr('revealjs_plugins', '')) : ""}
+            #{revealjs_dependencies(document, self, revealjsdir)}
         ],
 
         #{(attr? 'revealjs_plugins_configuration') ? File.read(attr('revealjs_plugins_configuration', '')) : ""}
 
       });
+    / Workaround the "Only direct descendants of a slide section can be stretched" limitation in reveal.js
+    / https://github.com/hakimel/reveal.js/issues/2584
+    include stretch_nested_elements.js.slim
+
     - if syntax_hl && (syntax_hl.docinfo? :footer)
       =syntax_hl.docinfo :footer, self, cdn_base_url: cdn_base, linkcss: linkcss, self_closing_tag_slash: '/'
 
     - unless (docinfo_content = (docinfo :footer, '.html')).empty?
       =docinfo_content