added optional presentation progress bar
Hakim El Hattab
parent
2026c9645c
commit
bdff009c74
33
css/main.css
33
css/main.css
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@ -334,6 +334,8 @@ code {
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small {
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font-size: 60%;
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line-height: 1em;
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vertical-align: top;
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}
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q {
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@ -440,6 +442,37 @@ section img {
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}
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/*********************************************
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* PROGRESS BAR
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*********************************************/
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progress::-webkit-progress-bar {
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background: rgba(0,0,0,0.2);
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}
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progress::-moz-progress-bar {
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background: hsl(185, 85%, 50%);
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}
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progress::-webkit-progress-value {
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background: hsl(185, 85%, 50%);
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}
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progress {
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position: absolute;
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height: 4px;
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width: 100%;
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bottom: 0;
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left: 0;
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padding: 0;
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margin: 0;
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border: 0;
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outline: 0;
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background: none;
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}
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/*********************************************
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* ROLLING LINKS
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*********************************************/
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@ -35,6 +35,9 @@
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reveal.js is an easy to use, HTML based, presentation tool. You'll need a modern browser with
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support for CSS 3D transforms to see it in its full glory.
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</p>
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<p>
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<i><small>- <a href="http://hakim.se">Hakim El Hattab</a></small></i>
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</p>
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</section>
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<!-- Example of nested vertical slides -->
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@ -175,6 +178,9 @@ linkify( 'a' );
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<a class="down" href="#">▼</a>
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</aside>
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<!-- Displays presentation progress, max value changes via JS to reflect # of slides -->
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<progress min=0 max=100 value=0></progress>
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<script src="js/reveal.js"></script>
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<script src="lib/highlight.js"></script>
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<script>
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@ -182,6 +188,9 @@ linkify( 'a' );
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// Display controls in the bottom right corner
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controls: true,
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// Display a presentation progress bar
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progress: true,
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// Apply a 3D roll to links on hover
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rollingLinks: true,
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18
js/reveal.js
18
js/reveal.js
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@ -59,6 +59,9 @@
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* - Support for themes at initialization (default/linear/concave)
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* - Code highlighting via highlight.js
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*
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* version 1.1:
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* - Optional progress bar UI element
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*
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* TODO:
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* - Touch/swipe interactions
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* - Presentation overview via keyboard shortcut
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@ -77,6 +80,7 @@ var Reveal = (function(){
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// Configurations options, including;
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// > {Boolean} controls
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// > {Boolean} progress
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// > {String} theme
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// > {Boolean} rollingLinks
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config = {},
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@ -90,6 +94,7 @@ var Reveal = (function(){
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*/
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function initialize( options ) {
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// Cache references to DOM elements
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dom.progress = document.querySelector( 'body>progress' );
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dom.controls = document.querySelector( '.controls' );
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dom.controlsLeft = document.querySelector( '.controls .left' );
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dom.controlsRight = document.querySelector( '.controls .right' );
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@ -108,12 +113,18 @@ var Reveal = (function(){
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// Fall back on default options
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config.rollingLinks = options.rollingLinks === undefined ? true : options.rollingLinks;
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config.controls = options.controls === undefined ? false : options.controls;
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config.progress = options.progress === undefined ? false : options.progress;
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config.theme = options.theme === undefined ? 'default' : options.theme;
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if( config.controls ) {
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dom.controls.style.display = 'block';
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}
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if( config.progress ) {
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dom.progress.style.display = 'block';
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dom.progress.max = document.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR ).length - 1;
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}
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if( config.theme !== 'default' ) {
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document.body.classList.add( config.theme );
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}
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@ -239,7 +250,7 @@ var Reveal = (function(){
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for( var i = 0, len = nodes.length; i < len; i++ ) {
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var node = nodes[i];
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if( !node.className || !node.className.match( /roll/g ) ) {
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if( node.textContent && ( !node.className || !node.className.match( /roll/g ) ) ) {
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node.className += ' roll';
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node.innerHTML = '<span data-title="'+ node.text +'">' + node.innerHTML + '</span>';
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}
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@ -300,6 +311,11 @@ var Reveal = (function(){
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indexh = updateSlides( HORIZONTAL_SLIDES_SELECTOR, indexh );
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indexv = updateSlides( VERTICAL_SLIDES_SELECTOR, indexv );
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// Update progress if enabled
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if( config.progress ) {
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dom.progress.value = indexh;
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}
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updateControls();
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writeURL();
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