<html lang="en">

<head>

<meta charset="utf-8">

<title>reveal.js - Slide Notes</title>

<style>

body {

font-family: Helvetica;

font-size: 18px;

}

#current-slide,

#upcoming-slide,

#speaker-controls {

padding: 6px;

box-sizing: border-box;

-moz-box-sizing: border-box;

}

#current-slide iframe,

#upcoming-slide iframe {

width: 100%;

height: 100%;

border: 1px solid #ddd;

}

#current-slide .label,

#upcoming-slide .label {

position: absolute;

top: 10px;

left: 10px;

z-index: 2;

}

.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: 60%;

height: 100%;

top: 0;

left: 0;

padding-right: 0;

}

#upcoming-slide {

position: absolute;

width: 40%;

height: 40%;

right: 0;

top: 0;

}

/* Speaker controls */

#speaker-controls {

position: absolute;

top: 40%;

right: 0;

width: 40%;

height: 60%;

overflow: auto;

font-size: 18px;

}

.speaker-controls-time.hidden,

.speaker-controls-notes.hidden {

display: none;

}

.speaker-controls-time .label,

.speaker-controls-pace .label,

.speaker-controls-notes .label {

text-transform: uppercase;

font-weight: normal;

font-size: 0.66em;

color: #666;

margin: 0;

}

.speaker-controls-time, .speaker-controls-pace {

border-bottom: 1px solid rgba( 200, 200, 200, 0.5 );

margin-bottom: 10px;

padding: 10px 16px;

padding-bottom: 20px;

cursor: pointer;

}

.speaker-controls-time .reset-button {

opacity: 0;

float: right;

color: #666;

text-decoration: none;

}

.speaker-controls-time:hover .reset-button {

opacity: 1;

}

.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;

}

.speaker-controls-time .timer {

float: left;

}

.speaker-controls-time .clock {

float: right;

text-align: right;

}

.speaker-controls-time span.mute {

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 {

padding: 10px 16px;

}

.speaker-controls-notes .value {

margin-top: 5px;

line-height: 1.4;

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) {

body[data-speaker-layout="default"] #speaker-controls {

font-size: 16px;

}

}

@media screen and (max-width: 900px) {

body[data-speaker-layout="default"] #speaker-controls {

font-size: 14px;

}

}

@media screen and (max-width: 800px) {

body[data-speaker-layout="default"] #speaker-controls {

font-size: 12px;

}

}

</style>

</head>

<body>

<div id="current-slide"></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>

<div class="clock">

<span class="clock-value">0:00 AM</span>

</div>

<div class="timer">

<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">

<h4 class="label">Notes</h4>

<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>

(function() {

var notes,

notesValue,

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' ) {

handleConnectMessage( data );

}

else if( data.type === 'state' ) {

handleStateMessage( data );

}

}

// Messages sent by the reveal.js inside of the current slide preview

else if( data && data.namespace === 'reveal' ) {

if( /ready/.test( data.eventName ) ) {

// 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|paused|resumed/.test( data.eventName ) && currentState !== JSON.stringify( data.state ) ) {

window.opener.postMessage( JSON.stringify({ method: 'setState', args: [ data.state ]} ), '*' );

}

}

} );

/**

function handleConnectMessage( data ) {

if( connected === false ) {

connected = true;

setupIframes( data );

setupKeyboard();

setupNotes();

setupTimer();

}

}

/**

function handleStateMessage( data ) {

// Store the most recently set state to avoid circular loops

// applying the same state

currentState = JSON.stringify( data.state );

// No need for updating the notes in case of fragment changes

if ( data.notes ) {

notes.classList.remove( 'hidden' );

notesValue.style.whiteSpace = data.whitespace;

if( data.markdown ) {

notesValue.innerHTML = marked( data.notes );

}

else {

notesValue.innerHTML = data.notes;

}

}

else {

notes.classList.add( 'hidden' );

}

// Update the note slides

currentSlide.contentWindow.postMessage( JSON.stringify({ method: 'setState', args: [ data.state ] }), '*' );

upcomingSlide.contentWindow.postMessage( JSON.stringify({ method: 'setState', args: [ data.state ] }), '*' );

upcomingSlide.contentWindow.postMessage( JSON.stringify({ method: 'next' }), '*' );

}

// Limit to max one state update per X ms

handleStateMessage = debounce( handleStateMessage, 200 );

/**

function setupKeyboard() {

document.addEventListener( 'keydown', function( event ) {

currentSlide.contentWindow.postMessage( JSON.stringify({ method: 'triggerKey', args: [ event.keyCode ] }), '*' );

} );

}

/**

function setupIframes( data ) {

var params = [

'receiver',

'progress=false',

'history=false',

'transition=none',

'autoSlide=0',

'backgroundTransition=none'

].join( '&' );

var urlSeparator = /\?/.test(data.url) ? '&' : '?';

var hash = '#/' + data.state.indexh + '/' + data.state.indexv;

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 );

currentSlide.setAttribute( 'height', 1024 );

currentSlide.setAttribute( 'src', currentURL );

document.querySelector( '#current-slide' ).appendChild( currentSlide );

upcomingSlide = document.createElement( 'iframe' );

upcomingSlide.setAttribute( 'width', 640 );

upcomingSlide.setAttribute( 'height', 512 );

upcomingSlide.setAttribute( 'src', upcomingURL );

document.querySelector( '#upcoming-slide' ).appendChild( upcomingSlide );

}

/**

function setupNotes() {

notes = document.querySelector( '.speaker-controls-notes' );

notesValue = document.querySelector( '.speaker-controls-notes .value' );

}

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;

}

/**

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;

}

/**

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' ),

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();

diff = now.getTime() - start.getTime();

clockEl.innerHTML = now.toLocaleTimeString( 'en-US', { hour12: true, hour: '2-digit', minute:'2-digit' } );

_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 );

}

// Update once directly

_updateTimer();

// Then update every second

setInterval( _updateTimer, 1000 );

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;

} );

}

/**

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() );

}

/**

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( supportsLocalStorage() ) {

window.localStorage.setItem( 'reveal-speaker-layout', value );

}

}

/**

function getLayout() {

if( supportsLocalStorage() ) {

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 supportsLocalStorage() {

try {

localStorage.setItem('test', 'test');

localStorage.removeItem('test');

return true;

}

catch( e ) {

return false;

}

}

function zeroPadInteger( num ) {

var str = '00' + parseInt( num );

return str.substring( str.length - 2 );

}

/**

function debounce( fn, ms ) {

var lastTime = 0,

timeout;

return function() {

var args = arguments;

var context = this;

clearTimeout( timeout );

var timeSinceLastCall = Date.now() - lastTime;

if( timeSinceLastCall > ms ) {

fn.apply( context, args );

lastTime = Date.now();

}

else {

timeout = setTimeout( function() {

fn.apply( context, args );

lastTime = Date.now();

}, ms - timeSinceLastCall );

}

}

}

})();

</script>

</body>