65
plugin/notes-server/client.js
Normal file
65
plugin/notes-server/client.js
Normal file
@@ -0,0 +1,65 @@
|
||||
(function() {
|
||||
|
||||
// don't emit events from inside the previews themselves
|
||||
if( window.location.search.match( /receiver/gi ) ) { return; }
|
||||
|
||||
var socket = io.connect( window.location.origin ),
|
||||
socketId = Math.random().toString().slice( 2 );
|
||||
|
||||
console.log( 'View slide notes at ' + window.location.origin + '/notes/' + socketId );
|
||||
|
||||
window.open( window.location.origin + '/notes/' + socketId, 'notes-' + socketId );
|
||||
|
||||
/**
|
||||
* Posts the current slide data to the notes window
|
||||
*/
|
||||
function post() {
|
||||
|
||||
var slideElement = Reveal.getCurrentSlide(),
|
||||
notesElement = slideElement.querySelector( 'aside.notes' );
|
||||
|
||||
var messageData = {
|
||||
notes: '',
|
||||
markdown: false,
|
||||
socketId: socketId,
|
||||
state: Reveal.getState()
|
||||
};
|
||||
|
||||
// Look for notes defined in a slide attribute
|
||||
if( slideElement.hasAttribute( 'data-notes' ) ) {
|
||||
messageData.notes = slideElement.getAttribute( 'data-notes' );
|
||||
}
|
||||
|
||||
// Look for notes defined in an aside element
|
||||
if( notesElement ) {
|
||||
messageData.notes = notesElement.innerHTML;
|
||||
messageData.markdown = typeof notesElement.getAttribute( 'data-markdown' ) === 'string';
|
||||
}
|
||||
|
||||
socket.emit( 'statechanged', messageData );
|
||||
|
||||
}
|
||||
|
||||
// When a new notes window connects, post our current state
|
||||
socket.on( 'new-subscriber', function( data ) {
|
||||
post();
|
||||
} );
|
||||
|
||||
// When the state changes from inside of the speaker view
|
||||
socket.on( 'statechanged-speaker', function( data ) {
|
||||
Reveal.setState( data.state );
|
||||
} );
|
||||
|
||||
// Monitor events that trigger a change in state
|
||||
Reveal.addEventListener( 'slidechanged', post );
|
||||
Reveal.addEventListener( 'fragmentshown', post );
|
||||
Reveal.addEventListener( 'fragmenthidden', post );
|
||||
Reveal.addEventListener( 'overviewhidden', post );
|
||||
Reveal.addEventListener( 'overviewshown', post );
|
||||
Reveal.addEventListener( 'paused', post );
|
||||
Reveal.addEventListener( 'resumed', post );
|
||||
|
||||
// Post the initial state
|
||||
post();
|
||||
|
||||
}());
|
||||
69
plugin/notes-server/index.js
Normal file
69
plugin/notes-server/index.js
Normal file
@@ -0,0 +1,69 @@
|
||||
var http = require('http');
|
||||
var express = require('express');
|
||||
var fs = require('fs');
|
||||
var io = require('socket.io');
|
||||
var Mustache = require('mustache');
|
||||
|
||||
var app = express();
|
||||
var staticDir = express.static;
|
||||
var server = http.createServer(app);
|
||||
|
||||
io = io(server);
|
||||
|
||||
var opts = {
|
||||
port : 1947,
|
||||
baseDir : __dirname + '/../../'
|
||||
};
|
||||
|
||||
io.on( 'connection', function( socket ) {
|
||||
|
||||
socket.on( 'new-subscriber', function( data ) {
|
||||
socket.broadcast.emit( 'new-subscriber', data );
|
||||
});
|
||||
|
||||
socket.on( 'statechanged', function( data ) {
|
||||
delete data.state.overview;
|
||||
socket.broadcast.emit( 'statechanged', data );
|
||||
});
|
||||
|
||||
socket.on( 'statechanged-speaker', function( data ) {
|
||||
delete data.state.overview;
|
||||
socket.broadcast.emit( 'statechanged-speaker', data );
|
||||
});
|
||||
|
||||
});
|
||||
|
||||
[ 'css', 'js', 'images', 'plugin', 'lib' ].forEach( function( dir ) {
|
||||
app.use( '/' + dir, staticDir( opts.baseDir + dir ) );
|
||||
});
|
||||
|
||||
app.get('/', function( req, res ) {
|
||||
|
||||
res.writeHead( 200, { 'Content-Type': 'text/html' } );
|
||||
fs.createReadStream( opts.baseDir + '/index.html' ).pipe( res );
|
||||
|
||||
});
|
||||
|
||||
app.get( '/notes/:socketId', function( req, res ) {
|
||||
|
||||
fs.readFile( opts.baseDir + 'plugin/notes-server/notes.html', function( err, data ) {
|
||||
res.send( Mustache.to_html( data.toString(), {
|
||||
socketId : req.params.socketId
|
||||
}));
|
||||
});
|
||||
|
||||
});
|
||||
|
||||
// Actually listen
|
||||
server.listen( opts.port || null );
|
||||
|
||||
var brown = '\033[33m',
|
||||
green = '\033[32m',
|
||||
reset = '\033[0m';
|
||||
|
||||
var slidesLocation = 'http://localhost' + ( opts.port ? ( ':' + opts.port ) : '' );
|
||||
|
||||
console.log( brown + 'reveal.js - Speaker Notes' + reset );
|
||||
console.log( '1. Open the slides at ' + green + slidesLocation + reset );
|
||||
console.log( '2. Click on the link in your JS console to go to the notes page' );
|
||||
console.log( '3. Advance through your slides and your notes will advance automatically' );
|
||||
585
plugin/notes-server/notes.html
Normal file
585
plugin/notes-server/notes.html
Normal file
@@ -0,0 +1,585 @@
|
||||
<!doctype html>
|
||||
<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-notes .label {
|
||||
text-transform: uppercase;
|
||||
font-weight: normal;
|
||||
font-size: 0.66em;
|
||||
color: #666;
|
||||
margin: 0;
|
||||
}
|
||||
|
||||
.speaker-controls-time {
|
||||
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%;
|
||||
font-size: 1.9em;
|
||||
}
|
||||
|
||||
.speaker-controls-time .timer {
|
||||
float: left;
|
||||
}
|
||||
|
||||
.speaker-controls-time .clock {
|
||||
float: right;
|
||||
text-align: right;
|
||||
}
|
||||
|
||||
.speaker-controls-time span.mute {
|
||||
color: #bbb;
|
||||
}
|
||||
|
||||
.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;
|
||||
}
|
||||
|
||||
</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>
|
||||
</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="/socket.io/socket.io.js"></script>
|
||||
<script src="/plugin/markdown/marked.js"></script>
|
||||
|
||||
<script>
|
||||
(function() {
|
||||
|
||||
var notes,
|
||||
notesValue,
|
||||
currentState,
|
||||
currentSlide,
|
||||
upcomingSlide,
|
||||
layoutLabel,
|
||||
layoutDropdown,
|
||||
connected = false;
|
||||
|
||||
var socket = io.connect( window.location.origin ),
|
||||
socketId = '{{socketId}}';
|
||||
|
||||
var SPEAKER_LAYOUTS = {
|
||||
'default': 'Default',
|
||||
'wide': 'Wide',
|
||||
'tall': 'Tall',
|
||||
'notes-only': 'Notes only'
|
||||
};
|
||||
|
||||
socket.on( 'statechanged', function( data ) {
|
||||
|
||||
// ignore data from sockets that aren't ours
|
||||
if( data.socketId !== socketId ) { return; }
|
||||
|
||||
if( connected === false ) {
|
||||
connected = true;
|
||||
|
||||
setupKeyboard();
|
||||
setupNotes();
|
||||
setupTimer();
|
||||
|
||||
}
|
||||
|
||||
handleStateMessage( data );
|
||||
|
||||
} );
|
||||
|
||||
setupLayout();
|
||||
|
||||
// Load our presentation iframes
|
||||
setupIframes();
|
||||
|
||||
// Once the iframes have loaded, emit a signal saying there's
|
||||
// a new subscriber which will trigger a 'statechanged'
|
||||
// message to be sent back
|
||||
window.addEventListener( 'message', function( event ) {
|
||||
|
||||
var data = JSON.parse( event.data );
|
||||
|
||||
if( data && data.namespace === 'reveal' ) {
|
||||
if( /ready/.test( data.eventName ) ) {
|
||||
socket.emit( 'new-subscriber', { socketId: socketId } );
|
||||
}
|
||||
}
|
||||
|
||||
// Messages sent by reveal.js inside of the current slide preview
|
||||
if( data && data.namespace === 'reveal' ) {
|
||||
if( /slidechanged|fragmentshown|fragmenthidden|overviewshown|overviewhidden|paused|resumed/.test( data.eventName ) && currentState !== JSON.stringify( data.state ) ) {
|
||||
socket.emit( 'statechanged-speaker', { state: data.state } );
|
||||
}
|
||||
}
|
||||
|
||||
} );
|
||||
|
||||
/**
|
||||
* Called when the main window sends an updated state.
|
||||
*/
|
||||
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' );
|
||||
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 );
|
||||
|
||||
/**
|
||||
* Forward keyboard events to the current slide window.
|
||||
* This enables keyboard events to work even if focus
|
||||
* isn't set on the current slide iframe.
|
||||
*/
|
||||
function setupKeyboard() {
|
||||
|
||||
document.addEventListener( 'keydown', function( event ) {
|
||||
currentSlide.contentWindow.postMessage( JSON.stringify({ method: 'triggerKey', args: [ event.keyCode ] }), '*' );
|
||||
} );
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* Creates the preview iframes.
|
||||
*/
|
||||
function setupIframes() {
|
||||
|
||||
var params = [
|
||||
'receiver',
|
||||
'progress=false',
|
||||
'history=false',
|
||||
'transition=none',
|
||||
'backgroundTransition=none'
|
||||
].join( '&' );
|
||||
|
||||
var currentURL = '/?' + params + '&postMessageEvents=true';
|
||||
var upcomingURL = '/?' + params + '&controls=false';
|
||||
|
||||
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 );
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* Setup the notes UI.
|
||||
*/
|
||||
function setupNotes() {
|
||||
|
||||
notes = document.querySelector( '.speaker-controls-notes' );
|
||||
notesValue = document.querySelector( '.speaker-controls-notes .value' );
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* Create the timer and clock and start updating them
|
||||
* at an interval.
|
||||
*/
|
||||
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' );
|
||||
|
||||
function _updateTimer() {
|
||||
|
||||
var diff, hours, minutes, seconds,
|
||||
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 );
|
||||
|
||||
}
|
||||
|
||||
// Update once directly
|
||||
_updateTimer();
|
||||
|
||||
// Then update every second
|
||||
setInterval( _updateTimer, 1000 );
|
||||
|
||||
timeEl.addEventListener( 'click', function() {
|
||||
start = new Date();
|
||||
_updateTimer();
|
||||
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 );
|
||||
return str.substring( str.length - 2 );
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* Limits the frequency at which a function can be called.
|
||||
*/
|
||||
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>
|
||||
</html>
|
||||
Reference in New Issue
Block a user