Merge branch 'dev' into plugin-key-bindings

2 files changed, 405 insertions, 38 deletions

diff --git a/plugin/notes/notes.html b/plugin/notes/notes.html
index 75f1b9b..e368a5f 100644
--- a/plugin/notes/notes.html
+++ b/plugin/notes/notes.html
@@ -8,6 +8,7 @@
 		<style>
 			body {
 				font-family: Helvetica;
+				font-size: 18px;
 			}
 
 			#current-slide,
@@ -30,15 +31,26 @@
 				position: absolute;
 				top: 10px;
 				left: 10px;
-				font-weight: bold;
-				font-size: 14px;
 				z-index: 2;
-				color: rgba( 255, 255, 255, 0.9 );
+			}
+
+			.overlay-element {
+				height: 34px;
+				line-height: 34px;
+				padding: 0 10px;
+				text-shadow: none;
+				background: rgba( 220, 220, 220, 0.8 );
+				color: #222;
+				font-size: 14px;
+			}
+
+			.overlay-element.interactive:hover {
+				background: rgba( 220, 220, 220, 1 );
 			}
 
 			#current-slide {
 				position: absolute;
-				width: 65%;
+				width: 60%;
 				height: 100%;
 				top: 0;
 				left: 0;
@@ -47,20 +59,20 @@
 
 			#upcoming-slide {
 				position: absolute;
-				width: 35%;
+				width: 40%;
 				height: 40%;
 				right: 0;
 				top: 0;
 			}
 
+			/* Speaker controls */
 			#speaker-controls {
 				position: absolute;
 				top: 40%;
 				right: 0;
-				width: 35%;
+				width: 40%;
 				height: 60%;
 				overflow: auto;
-
 				font-size: 18px;
 			}
 
@@ -70,6 +82,7 @@
 				}
 
 				.speaker-controls-time .label,
+				.speaker-controls-pace .label,
 				.speaker-controls-notes .label {
 					text-transform: uppercase;
 					font-weight: normal;
@@ -78,7 +91,7 @@
 					margin: 0;
 				}
 
-				.speaker-controls-time {
+				.speaker-controls-time, .speaker-controls-pace {
 					border-bottom: 1px solid rgba( 200, 200, 200, 0.5 );
 					margin-bottom: 10px;
 					padding: 10px 16px;
@@ -99,6 +112,13 @@
 				.speaker-controls-time .timer,
 				.speaker-controls-time .clock {
 					width: 50%;
+				}
+
+				.speaker-controls-time .timer,
+				.speaker-controls-time .clock,
+				.speaker-controls-time .pacing .hours-value,
+				.speaker-controls-time .pacing .minutes-value,
+				.speaker-controls-time .pacing .seconds-value {
 					font-size: 1.9em;
 				}
 
@@ -112,7 +132,23 @@
 				}
 
 				.speaker-controls-time span.mute {
-					color: #bbb;
+					opacity: 0.3;
+				}
+
+				.speaker-controls-time .pacing-title {
+					margin-top: 5px;
+				}
+
+				.speaker-controls-time .pacing.ahead {
+					color: blue;
+				}
+
+				.speaker-controls-time .pacing.on-track {
+					color: green;
+				}
+
+				.speaker-controls-time .pacing.behind {
+					color: red;
 				}
 
 				.speaker-controls-notes {
@@ -125,24 +161,124 @@
 					font-size: 1.2em;
 				}
 
+			/* Layout selector */
+			#speaker-layout {
+				position: absolute;
+				top: 10px;
+				right: 10px;
+				color: #222;
+				z-index: 10;
+			}
+				#speaker-layout select {
+					position: absolute;
+					width: 100%;
+					height: 100%;
+					top: 0;
+					left: 0;
+					border: 0;
+					box-shadow: 0;
+					cursor: pointer;
+					opacity: 0;
+
+					font-size: 1em;
+					background-color: transparent;
+
+					-moz-appearance: none;
+					-webkit-appearance: none;
+					-webkit-tap-highlight-color: rgba(0, 0, 0, 0);
+				}
+
+				#speaker-layout select:focus {
+					outline: none;
+					box-shadow: none;
+				}
+
 			.clear {
 				clear: both;
 			}
 
+			/* Speaker layout: Wide */
+			body[data-speaker-layout="wide"] #current-slide,
+			body[data-speaker-layout="wide"] #upcoming-slide {
+				width: 50%;
+				height: 45%;
+				padding: 6px;
+			}
+
+			body[data-speaker-layout="wide"] #current-slide {
+				top: 0;
+				left: 0;
+			}
+
+			body[data-speaker-layout="wide"] #upcoming-slide {
+				top: 0;
+				left: 50%;
+			}
+
+			body[data-speaker-layout="wide"] #speaker-controls {
+				top: 45%;
+				left: 0;
+				width: 100%;
+				height: 50%;
+				font-size: 1.25em;
+			}
+
+			/* Speaker layout: Tall */
+			body[data-speaker-layout="tall"] #current-slide,
+			body[data-speaker-layout="tall"] #upcoming-slide {
+				width: 45%;
+				height: 50%;
+				padding: 6px;
+			}
+
+			body[data-speaker-layout="tall"] #current-slide {
+				top: 0;
+				left: 0;
+			}
+
+			body[data-speaker-layout="tall"] #upcoming-slide {
+				top: 50%;
+				left: 0;
+			}
+
+			body[data-speaker-layout="tall"] #speaker-controls {
+				padding-top: 40px;
+				top: 0;
+				left: 45%;
+				width: 55%;
+				height: 100%;
+				font-size: 1.25em;
+			}
+
+			/* Speaker layout: Notes only */
+			body[data-speaker-layout="notes-only"] #current-slide,
+			body[data-speaker-layout="notes-only"] #upcoming-slide {
+				display: none;
+			}
+
+			body[data-speaker-layout="notes-only"] #speaker-controls {
+				padding-top: 40px;
+				top: 0;
+				left: 0;
+				width: 100%;
+				height: 100%;
+				font-size: 1.25em;
+			}
+
 			@media screen and (max-width: 1080px) {
-				#speaker-controls {
+				body[data-speaker-layout="default"] #speaker-controls {
 					font-size: 16px;
 				}
 			}
 
 			@media screen and (max-width: 900px) {
-				#speaker-controls {
+				body[data-speaker-layout="default"] #speaker-controls {
 					font-size: 14px;
 				}
 			}
 
 			@media screen and (max-width: 800px) {
-				#speaker-controls {
+				body[data-speaker-layout="default"] #speaker-controls {
 					font-size: 12px;
 				}
 			}
@@ -153,7 +289,7 @@
 	<body>
 
 		<div id="current-slide"></div>
-		<div id="upcoming-slide"><span class="label">UPCOMING:</span></div>
+		<div id="upcoming-slide"><span class="overlay-element label">Upcoming</span></div>
 		<div id="speaker-controls">
 			<div class="speaker-controls-time">
 				<h4 class="label">Time <span class="reset-button">Click to Reset</span></h4>
@@ -164,6 +300,11 @@
 					<span class="hours-value">00</span><span class="minutes-value">:00</span><span class="seconds-value">:00</span>
 				</div>
 				<div class="clear"></div>
+
+				<h4 class="label pacing-title" style="display: none">Pacing – Time to finish current slide</h4>
+				<div class="pacing" style="display: none">
+					<span class="hours-value">00</span><span class="minutes-value">:00</span><span class="seconds-value">:00</span>
+				</div>
 			</div>
 
 			<div class="speaker-controls-notes hidden">
@@ -171,6 +312,10 @@
 				<div class="value"></div>
 			</div>
 		</div>
+		<div id="speaker-layout" class="overlay-element interactive">
+			<span class="speaker-layout-label"></span>
+			<select class="speaker-layout-dropdown"></select>
+		</div>
 
 		<script src="../../plugin/markdown/marked.js"></script>
 		<script>
@@ -182,12 +327,27 @@
 					currentState,
 					currentSlide,
 					upcomingSlide,
+					layoutLabel,
+					layoutDropdown,
 					connected = false;
 
+				var SPEAKER_LAYOUTS = {
+					'default': 'Default',
+					'wide': 'Wide',
+					'tall': 'Tall',
+					'notes-only': 'Notes only'
+				};
+
+				setupLayout();
+
 				window.addEventListener( 'message', function( event ) {
 
 					var data = JSON.parse( event.data );
 
+					// The overview mode is only useful to the reveal.js instance
+					// where navigation occurs so we don't sync it
+					if( data.state ) delete data.state.overview;
+
 					// Messages sent by the notes plugin inside of the main window
 					if( data && data.namespace === 'reveal-notes' ) {
 						if( data.type === 'connect' ) {
@@ -203,8 +363,10 @@
 							// Send a message back to notify that the handshake is complete
 							window.opener.postMessage( JSON.stringify({ namespace: 'reveal-notes', type: 'connected'} ), '*' );
 						}
-						else if( /slidechanged|fragmentshown|fragmenthidden|overviewshown|overviewhidden|paused|resumed/.test( data.eventName ) && currentState !== JSON.stringify( data.state ) ) {
+						else if( /slidechanged|fragmentshown|fragmenthidden|paused|resumed/.test( data.eventName ) && currentState !== JSON.stringify( data.state ) ) {
+
 							window.opener.postMessage( JSON.stringify({ method: 'setState', args: [ data.state ]} ), '*' );
+
 						}
 					}
 
@@ -288,9 +450,10 @@
 						'backgroundTransition=none'
 					].join( '&' );
 
+					var urlSeparator = /\?/.test(data.url) ? '&' : '?';
 					var hash = '#/' + data.state.indexh + '/' + data.state.indexv;
-					var currentURL = data.url + '?' + params + '&postMessageEvents=true' + hash;
-					var upcomingURL = data.url + '?' + params + '&controls=false' + hash;
+					var currentURL = data.url + urlSeparator + params + '&postMessageEvents=true' + hash;
+					var upcomingURL = data.url + urlSeparator + params + '&controls=false' + hash;
 
 					currentSlide = document.createElement( 'iframe' );
 					currentSlide.setAttribute( 'width', 1280 );
@@ -316,6 +479,47 @@
 
 				}
 
+				function getTimings() {
+
+					var slides = Reveal.getSlides();
+					var defaultTiming = Reveal.getConfig().defaultTiming;
+					if (defaultTiming == null) {
+						return null;
+					}
+					var timings = [];
+					for ( var i in slides ) {
+						var slide = slides[i];
+						var timing = defaultTiming;
+						if( slide.hasAttribute( 'data-timing' )) {
+							var t = slide.getAttribute( 'data-timing' );
+							timing = parseInt(t);
+							if( isNaN(timing) ) {
+								console.warn("Could not parse timing '" + t + "' of slide " + i + "; using default of " + defaultTiming);
+								timing = defaultTiming;
+							}
+						}
+						timings.push(timing);
+					}
+					return timings;
+
+				}
+
+				/**
+				 * Return the number of seconds allocated for presenting
+				 * all slides up to and including this one.
+				 */
+				function getTimeAllocated(timings) {
+
+					var slides = Reveal.getSlides();
+					var allocated = 0;
+					var currentSlide = Reveal.getSlidePastCount();
+					for (var i in slides.slice(0, currentSlide + 1)) {
+						allocated += timings[i];
+					}
+					return allocated;
+
+				}
+
 				/**
 				 * Create the timer and clock and start updating them
 				 * at an interval.
@@ -323,28 +527,78 @@
 				function setupTimer() {
 
 					var start = new Date(),
-						timeEl = document.querySelector( '.speaker-controls-time' ),
-						clockEl = timeEl.querySelector( '.clock-value' ),
-						hoursEl = timeEl.querySelector( '.hours-value' ),
-						minutesEl = timeEl.querySelector( '.minutes-value' ),
-						secondsEl = timeEl.querySelector( '.seconds-value' );
+					timeEl = document.querySelector( '.speaker-controls-time' ),
+					clockEl = timeEl.querySelector( '.clock-value' ),
+					hoursEl = timeEl.querySelector( '.hours-value' ),
+					minutesEl = timeEl.querySelector( '.minutes-value' ),
+					secondsEl = timeEl.querySelector( '.seconds-value' ),
+					pacingTitleEl = timeEl.querySelector( '.pacing-title' ),
+					pacingEl = timeEl.querySelector( '.pacing' ),
+					pacingHoursEl = pacingEl.querySelector( '.hours-value' ),
+					pacingMinutesEl = pacingEl.querySelector( '.minutes-value' ),
+					pacingSecondsEl = pacingEl.querySelector( '.seconds-value' );
+
+					var timings = getTimings();
+					if (timings !== null) {
+						pacingTitleEl.style.removeProperty('display');
+						pacingEl.style.removeProperty('display');
+					}
+
+					function _displayTime( hrEl, minEl, secEl, time) {
+
+						var sign = Math.sign(time) == -1 ? "-" : "";
+						time = Math.abs(Math.round(time / 1000));
+						var seconds = time % 60;
+						var minutes = Math.floor( time / 60 ) % 60 ;
+						var hours = Math.floor( time / ( 60 * 60 )) ;
+						hrEl.innerHTML = sign + zeroPadInteger( hours );
+						if (hours == 0) {
+							hrEl.classList.add( 'mute' );
+						}
+						else {
+							hrEl.classList.remove( 'mute' );
+						}
+						minEl.innerHTML = ':' + zeroPadInteger( minutes );
+						if (hours == 0 && minutes == 0) {
+							minEl.classList.add( 'mute' );
+						}
+						else {
+							minEl.classList.remove( 'mute' );
+						}
+						secEl.innerHTML = ':' + zeroPadInteger( seconds );
+					}
 
 					function _updateTimer() {
 
 						var diff, hours, minutes, seconds,
-							now = new Date();
+						now = new Date();
 
 						diff = now.getTime() - start.getTime();
-						hours = Math.floor( diff / ( 1000 * 60 * 60 ) );
-						minutes = Math.floor( ( diff / ( 1000 * 60 ) ) % 60 );
-						seconds = Math.floor( ( diff / 1000 ) % 60 );
 
 						clockEl.innerHTML = now.toLocaleTimeString( 'en-US', { hour12: true, hour: '2-digit', minute:'2-digit' } );
-						hoursEl.innerHTML = zeroPadInteger( hours );
-						hoursEl.className = hours > 0 ? '' : 'mute';
-						minutesEl.innerHTML = ':' + zeroPadInteger( minutes );
-						minutesEl.className = minutes > 0 ? '' : 'mute';
-						secondsEl.innerHTML = ':' + zeroPadInteger( seconds );
+						_displayTime( hoursEl, minutesEl, secondsEl, diff );
+						if (timings !== null) {
+							_updatePacing(diff);
+						}
+
+					}
+
+					function _updatePacing(diff) {
+
+						var slideEndTiming = getTimeAllocated(timings) * 1000;
+						var currentSlide = Reveal.getSlidePastCount();
+						var currentSlideTiming = timings[currentSlide] * 1000;
+						var timeLeftCurrentSlide = slideEndTiming - diff;
+						if (timeLeftCurrentSlide < 0) {
+							pacingEl.className = 'pacing behind';
+						}
+						else if (timeLeftCurrentSlide < currentSlideTiming) {
+							pacingEl.className = 'pacing on-track';
+						}
+						else {
+							pacingEl.className = 'pacing ahead';
+						}
+						_displayTime( pacingHoursEl, pacingMinutesEl, pacingSecondsEl, timeLeftCurrentSlide );
 
 					}
 
@@ -354,14 +608,99 @@
 					// Then update every second
 					setInterval( _updateTimer, 1000 );
 
-					timeEl.addEventListener( 'click', function() {
-						start = new Date();
+					function _resetTimer() {
+
+						if (timings == null) {
+							start = new Date();
+						}
+						else {
+							// Reset timer to beginning of current slide
+							var slideEndTiming = getTimeAllocated(timings) * 1000;
+							var currentSlide = Reveal.getSlidePastCount();
+							var currentSlideTiming = timings[currentSlide] * 1000;
+							var previousSlidesTiming = slideEndTiming - currentSlideTiming;
+							var now = new Date();
+							start = new Date(now.getTime() - previousSlidesTiming);
+						}
 						_updateTimer();
+
+					}
+
+					timeEl.addEventListener( 'click', function() {
+						_resetTimer();
 						return false;
 					} );
 
 				}
 
+				/**
+				 * Sets up the speaker view layout and layout selector.
+				 */
+				function setupLayout() {
+
+					layoutDropdown = document.querySelector( '.speaker-layout-dropdown' );
+					layoutLabel = document.querySelector( '.speaker-layout-label' );
+
+					// Render the list of available layouts
+					for( var id in SPEAKER_LAYOUTS ) {
+						var option = document.createElement( 'option' );
+						option.setAttribute( 'value', id );
+						option.textContent = SPEAKER_LAYOUTS[ id ];
+						layoutDropdown.appendChild( option );
+					}
+
+					// Monitor the dropdown for changes
+					layoutDropdown.addEventListener( 'change', function( event ) {
+
+						setLayout( layoutDropdown.value );
+
+					}, false );
+
+					// Restore any currently persisted layout
+					setLayout( getLayout() );
+
+				}
+
+				/**
+				 * Sets a new speaker view layout. The layout is persisted
+				 * in local storage.
+				 */
+				function setLayout( value ) {
+
+					var title = SPEAKER_LAYOUTS[ value ];
+
+					layoutLabel.innerHTML = 'Layout' + ( title ? ( ': ' + title ) : '' );
+					layoutDropdown.value = value;
+
+					document.body.setAttribute( 'data-speaker-layout', value );
+
+					// Persist locally
+					if( window.localStorage ) {
+						window.localStorage.setItem( 'reveal-speaker-layout', value );
+					}
+
+				}
+
+				/**
+				 * Returns the ID of the most recently set speaker layout
+				 * or our default layout if none has been set.
+				 */
+				function getLayout() {
+
+					if( window.localStorage ) {
+						var layout = window.localStorage.getItem( 'reveal-speaker-layout' );
+						if( layout ) {
+							return layout;
+						}
+					}
+
+					// Default to the first record in the layouts hash
+					for( var id in SPEAKER_LAYOUTS ) {
+						return id;
+					}
+
+				}
+
 				function zeroPadInteger( num ) {
 
 					var str = '00' + parseInt( num );
diff --git a/plugin/notes/notes.js b/plugin/notes/notes.js
index 6373d97..1a35110 100644
--- a/plugin/notes/notes.js
+++ b/plugin/notes/notes.js
@@ -11,10 +11,18 @@
  */
 var RevealNotes = (function() {
 
-	function openNotes() {
-		var jsFileLocation = document.querySelector('script[src$="notes.js"]').src;  // this js file path
-		jsFileLocation = jsFileLocation.replace(/notes\.js(\?.*)?$/, '');   // the js folder path
-		var notesPopup = window.open( jsFileLocation + 'notes.html', 'reveal.js - Notes', 'width=1100,height=700' );
+	function openNotes( notesFilePath ) {
+
+		if( !notesFilePath ) {
+			var jsFileLocation = document.querySelector('script[src$="notes.js"]').src;  // this js file path
+			jsFileLocation = jsFileLocation.replace(/notes\.js(\?.*)?$/, '');   // the js folder path
+			notesFilePath = jsFileLocation + 'notes.html';
+		}
+
+		var notesPopup = window.open( notesFilePath, 'reveal.js - Notes', 'width=1100,height=700' );
+
+		// Allow popup window access to Reveal API
+		notesPopup.Reveal = this.Reveal;
 
 		/**
 		 * Connect to the notes window through a postmessage handshake.
@@ -45,10 +53,11 @@ var RevealNotes = (function() {
 		/**
 		 * Posts the current slide data to the notes window
 		 */
-		function post() {
+		function post( event ) {
 
 			var slideElement = Reveal.getCurrentSlide(),
-				notesElement = slideElement.querySelector( 'aside.notes' );
+				notesElement = slideElement.querySelector( 'aside.notes' ),
+				fragmentElement = slideElement.querySelector( '.current-fragment' );
 
 			var messageData = {
 				namespace: 'reveal-notes',
@@ -65,6 +74,21 @@ var RevealNotes = (function() {
 				messageData.whitespace = 'pre-wrap';
 			}
 
+			// Look for notes defined in a fragment
+			if( fragmentElement ) {
+				var fragmentNotes = fragmentElement.querySelector( 'aside.notes' );
+				if( fragmentNotes ) {
+					notesElement = fragmentNotes;
+				}
+				else if( fragmentElement.hasAttribute( 'data-notes' ) ) {
+					messageData.notes = fragmentElement.getAttribute( 'data-notes' );
+					messageData.whitespace = 'pre-wrap';
+
+					// In case there are slide notes
+					notesElement = null;
+				}
+			}
+
 			// Look for notes defined in an aside element
 			if( notesElement ) {
 				messageData.notes = notesElement.innerHTML;
@@ -96,6 +120,7 @@ var RevealNotes = (function() {
 		}
 
 		connect();
+
 	}
 
 	if( !/receiver/i.test( window.location.search ) ) {
@@ -108,6 +133,9 @@ var RevealNotes = (function() {
 		// Open the notes when the 's' key is hit
 		Reveal.addKeyBinding({keyCode: 83, key: 'S', description: 'Speaker notes'}, openNotes);
 
+		// Show our keyboard shortcut in the reveal.js help overlay
+		if( window.Reveal ) Reveal.registerKeyboardShortcut( 'S', 'Speaker notes view' );
+
 	}
 
 	return { open: openNotes };