Add old slides
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parent
2d20969ccf
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428 changed files with 79379 additions and 0 deletions
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(function() {
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// don't emit events from inside the previews themselves
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if( window.location.search.match( /receiver/gi ) ) { return; }
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var socket = io.connect( window.location.origin ),
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socketId = Math.random().toString().slice( 2 );
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console.log( 'View slide notes at ' + window.location.origin + '/notes/' + socketId );
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window.open( window.location.origin + '/notes/' + socketId, 'notes-' + socketId );
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/**
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* Posts the current slide data to the notes window
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*/
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function post() {
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var slideElement = Reveal.getCurrentSlide(),
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notesElement = slideElement.querySelector( 'aside.notes' );
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var messageData = {
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notes: '',
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markdown: false,
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socketId: socketId,
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state: Reveal.getState()
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};
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// Look for notes defined in a slide attribute
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if( slideElement.hasAttribute( 'data-notes' ) ) {
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messageData.notes = slideElement.getAttribute( 'data-notes' );
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}
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// Look for notes defined in an aside element
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if( notesElement ) {
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messageData.notes = notesElement.innerHTML;
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messageData.markdown = typeof notesElement.getAttribute( 'data-markdown' ) === 'string';
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}
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socket.emit( 'statechanged', messageData );
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}
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// When a new notes window connects, post our current state
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socket.on( 'new-subscriber', function( data ) {
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post();
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} );
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// When the state changes from inside of the speaker view
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socket.on( 'statechanged-speaker', function( data ) {
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Reveal.setState( data.state );
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} );
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// Monitor events that trigger a change in state
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Reveal.addEventListener( 'slidechanged', post );
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Reveal.addEventListener( 'fragmentshown', post );
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Reveal.addEventListener( 'fragmenthidden', post );
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Reveal.addEventListener( 'overviewhidden', post );
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Reveal.addEventListener( 'overviewshown', post );
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Reveal.addEventListener( 'paused', post );
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Reveal.addEventListener( 'resumed', post );
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// Post the initial state
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post();
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}());
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@ -0,0 +1,69 @@
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var http = require('http');
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var express = require('express');
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var fs = require('fs');
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var io = require('socket.io');
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var Mustache = require('mustache');
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var app = express();
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var staticDir = express.static;
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var server = http.createServer(app);
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io = io(server);
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var opts = {
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port : 1947,
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baseDir : __dirname + '/../../'
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};
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io.on( 'connection', function( socket ) {
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socket.on( 'new-subscriber', function( data ) {
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socket.broadcast.emit( 'new-subscriber', data );
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});
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socket.on( 'statechanged', function( data ) {
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delete data.state.overview;
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socket.broadcast.emit( 'statechanged', data );
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});
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socket.on( 'statechanged-speaker', function( data ) {
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delete data.state.overview;
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socket.broadcast.emit( 'statechanged-speaker', data );
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});
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});
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[ 'css', 'js', 'images', 'plugin', 'lib' ].forEach( function( dir ) {
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app.use( '/' + dir, staticDir( opts.baseDir + dir ) );
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});
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app.get('/', function( req, res ) {
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res.writeHead( 200, { 'Content-Type': 'text/html' } );
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fs.createReadStream( opts.baseDir + '/index.html' ).pipe( res );
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});
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app.get( '/notes/:socketId', function( req, res ) {
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fs.readFile( opts.baseDir + 'plugin/notes-server/notes.html', function( err, data ) {
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res.send( Mustache.to_html( data.toString(), {
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socketId : req.params.socketId
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}));
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});
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});
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// Actually listen
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server.listen( opts.port || null );
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var brown = '\033[33m',
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green = '\033[32m',
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reset = '\033[0m';
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var slidesLocation = 'http://localhost' + ( opts.port ? ( ':' + opts.port ) : '' );
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console.log( brown + 'reveal.js - Speaker Notes' + reset );
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console.log( '1. Open the slides at ' + green + slidesLocation + reset );
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console.log( '2. Click on the link in your JS console to go to the notes page' );
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console.log( '3. Advance through your slides and your notes will advance automatically' );
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@ -0,0 +1,407 @@
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<!doctype html>
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<html lang="en">
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<head>
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<meta charset="utf-8">
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<title>reveal.js - Slide Notes</title>
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<style>
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body {
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font-family: Helvetica;
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}
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#current-slide,
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#upcoming-slide,
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#speaker-controls {
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padding: 6px;
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box-sizing: border-box;
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-moz-box-sizing: border-box;
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}
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#current-slide iframe,
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#upcoming-slide iframe {
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width: 100%;
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height: 100%;
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border: 1px solid #ddd;
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}
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#current-slide .label,
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#upcoming-slide .label {
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position: absolute;
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top: 10px;
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left: 10px;
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font-weight: bold;
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font-size: 14px;
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z-index: 2;
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color: rgba( 255, 255, 255, 0.9 );
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}
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#current-slide {
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position: absolute;
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width: 65%;
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height: 100%;
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top: 0;
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left: 0;
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padding-right: 0;
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}
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#upcoming-slide {
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position: absolute;
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width: 35%;
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height: 40%;
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right: 0;
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top: 0;
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}
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#speaker-controls {
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position: absolute;
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top: 40%;
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right: 0;
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width: 35%;
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height: 60%;
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font-size: 18px;
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}
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.speaker-controls-time.hidden,
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.speaker-controls-notes.hidden {
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display: none;
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}
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.speaker-controls-time .label,
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.speaker-controls-notes .label {
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text-transform: uppercase;
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font-weight: normal;
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font-size: 0.66em;
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color: #666;
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margin: 0;
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}
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.speaker-controls-time {
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border-bottom: 1px solid rgba( 200, 200, 200, 0.5 );
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margin-bottom: 10px;
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padding: 10px 16px;
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padding-bottom: 20px;
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cursor: pointer;
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}
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.speaker-controls-time .reset-button {
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opacity: 0;
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float: right;
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color: #666;
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text-decoration: none;
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}
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.speaker-controls-time:hover .reset-button {
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opacity: 1;
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}
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.speaker-controls-time .timer,
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.speaker-controls-time .clock {
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width: 50%;
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font-size: 1.9em;
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}
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.speaker-controls-time .timer {
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float: left;
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}
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.speaker-controls-time .clock {
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float: right;
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text-align: right;
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}
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.speaker-controls-time span.mute {
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color: #bbb;
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}
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.speaker-controls-notes {
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padding: 10px 16px;
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}
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.speaker-controls-notes .value {
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margin-top: 5px;
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line-height: 1.4;
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font-size: 1.2em;
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}
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.clear {
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clear: both;
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}
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@media screen and (max-width: 1080px) {
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#speaker-controls {
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font-size: 16px;
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}
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}
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@media screen and (max-width: 900px) {
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#speaker-controls {
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font-size: 14px;
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}
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}
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@media screen and (max-width: 800px) {
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#speaker-controls {
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font-size: 12px;
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}
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}
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</style>
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</head>
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<body>
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<div id="current-slide"></div>
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<div id="upcoming-slide"><span class="label">UPCOMING:</span></div>
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<div id="speaker-controls">
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<div class="speaker-controls-time">
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<h4 class="label">Time <span class="reset-button">Click to Reset</span></h4>
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<div class="clock">
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<span class="clock-value">0:00 AM</span>
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</div>
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<div class="timer">
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<span class="hours-value">00</span><span class="minutes-value">:00</span><span class="seconds-value">:00</span>
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</div>
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<div class="clear"></div>
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</div>
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<div class="speaker-controls-notes hidden">
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<h4 class="label">Notes</h4>
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<div class="value"></div>
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</div>
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</div>
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<script src="/socket.io/socket.io.js"></script>
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<script src="/plugin/markdown/marked.js"></script>
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<script>
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(function() {
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var notes,
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notesValue,
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currentState,
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currentSlide,
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upcomingSlide,
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connected = false;
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var socket = io.connect( window.location.origin ),
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socketId = '{{socketId}}';
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socket.on( 'statechanged', function( data ) {
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// ignore data from sockets that aren't ours
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if( data.socketId !== socketId ) { return; }
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if( connected === false ) {
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connected = true;
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setupKeyboard();
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setupNotes();
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setupTimer();
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}
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handleStateMessage( data );
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} );
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// Load our presentation iframes
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setupIframes();
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// Once the iframes have loaded, emit a signal saying there's
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// a new subscriber which will trigger a 'statechanged'
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// message to be sent back
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window.addEventListener( 'message', function( event ) {
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var data = JSON.parse( event.data );
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if( data && data.namespace === 'reveal' ) {
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if( /ready/.test( data.eventName ) ) {
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socket.emit( 'new-subscriber', { socketId: socketId } );
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}
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}
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// Messages sent by reveal.js inside of the current slide preview
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if( data && data.namespace === 'reveal' ) {
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if( /slidechanged|fragmentshown|fragmenthidden|overviewshown|overviewhidden|paused|resumed/.test( data.eventName ) && currentState !== JSON.stringify( data.state ) ) {
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socket.emit( 'statechanged-speaker', { state: data.state } );
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}
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}
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} );
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/**
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* Called when the main window sends an updated state.
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*/
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function handleStateMessage( data ) {
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// Store the most recently set state to avoid circular loops
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// applying the same state
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currentState = JSON.stringify( data.state );
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// No need for updating the notes in case of fragment changes
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if ( data.notes ) {
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notes.classList.remove( 'hidden' );
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if( data.markdown ) {
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notesValue.innerHTML = marked( data.notes );
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}
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else {
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notesValue.innerHTML = data.notes;
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}
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}
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else {
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notes.classList.add( 'hidden' );
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}
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// Update the note slides
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currentSlide.contentWindow.postMessage( JSON.stringify({ method: 'setState', args: [ data.state ] }), '*' );
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upcomingSlide.contentWindow.postMessage( JSON.stringify({ method: 'setState', args: [ data.state ] }), '*' );
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upcomingSlide.contentWindow.postMessage( JSON.stringify({ method: 'next' }), '*' );
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}
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// Limit to max one state update per X ms
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handleStateMessage = debounce( handleStateMessage, 200 );
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/**
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* Forward keyboard events to the current slide window.
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* This enables keyboard events to work even if focus
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* isn't set on the current slide iframe.
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*/
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function setupKeyboard() {
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document.addEventListener( 'keydown', function( event ) {
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currentSlide.contentWindow.postMessage( JSON.stringify({ method: 'triggerKey', args: [ event.keyCode ] }), '*' );
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} );
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}
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/**
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* Creates the preview iframes.
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*/
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function setupIframes() {
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var params = [
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'receiver',
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'progress=false',
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'history=false',
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'transition=none',
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'backgroundTransition=none'
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].join( '&' );
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var currentURL = '/?' + params + '&postMessageEvents=true';
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var upcomingURL = '/?' + params + '&controls=false';
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currentSlide = document.createElement( 'iframe' );
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currentSlide.setAttribute( 'width', 1280 );
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currentSlide.setAttribute( 'height', 1024 );
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currentSlide.setAttribute( 'src', currentURL );
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document.querySelector( '#current-slide' ).appendChild( currentSlide );
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upcomingSlide = document.createElement( 'iframe' );
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upcomingSlide.setAttribute( 'width', 640 );
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upcomingSlide.setAttribute( 'height', 512 );
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upcomingSlide.setAttribute( 'src', upcomingURL );
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document.querySelector( '#upcoming-slide' ).appendChild( upcomingSlide );
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}
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/**
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* Setup the notes UI.
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*/
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function setupNotes() {
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notes = document.querySelector( '.speaker-controls-notes' );
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notesValue = document.querySelector( '.speaker-controls-notes .value' );
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}
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/**
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* Create the timer and clock and start updating them
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* at an interval.
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*/
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function setupTimer() {
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var start = new Date(),
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timeEl = document.querySelector( '.speaker-controls-time' ),
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clockEl = timeEl.querySelector( '.clock-value' ),
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hoursEl = timeEl.querySelector( '.hours-value' ),
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minutesEl = timeEl.querySelector( '.minutes-value' ),
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secondsEl = timeEl.querySelector( '.seconds-value' );
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function _updateTimer() {
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var diff, hours, minutes, seconds,
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now = new Date();
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diff = now.getTime() - start.getTime();
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hours = Math.floor( diff / ( 1000 * 60 * 60 ) );
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minutes = Math.floor( ( diff / ( 1000 * 60 ) ) % 60 );
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seconds = Math.floor( ( diff / 1000 ) % 60 );
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clockEl.innerHTML = now.toLocaleTimeString( 'en-US', { hour12: true, hour: '2-digit', minute:'2-digit' } );
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hoursEl.innerHTML = zeroPadInteger( hours );
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hoursEl.className = hours > 0 ? '' : 'mute';
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minutesEl.innerHTML = ':' + zeroPadInteger( minutes );
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minutesEl.className = minutes > 0 ? '' : 'mute';
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secondsEl.innerHTML = ':' + zeroPadInteger( seconds );
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}
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// Update once directly
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_updateTimer();
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// Then update every second
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setInterval( _updateTimer, 1000 );
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timeEl.addEventListener( 'click', function() {
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start = new Date();
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_updateTimer();
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return false;
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} );
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}
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function zeroPadInteger( num ) {
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var str = '00' + parseInt( num );
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return str.substring( str.length - 2 );
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}
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/**
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* Limits the frequency at which a function can be called.
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*/
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function debounce( fn, ms ) {
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var lastTime = 0,
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timeout;
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return function() {
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var args = arguments;
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var context = this;
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clearTimeout( timeout );
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var timeSinceLastCall = Date.now() - lastTime;
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if( timeSinceLastCall > ms ) {
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fn.apply( context, args );
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lastTime = Date.now();
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}
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else {
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timeout = setTimeout( function() {
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fn.apply( context, args );
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lastTime = Date.now();
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}, ms - timeSinceLastCall );
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}
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}
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}
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})();
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</script>
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</body>
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</html>
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