dashjs
Version:
A reference client implementation for the playback of MPEG DASH via Javascript and compliant browsers.
535 lines (428 loc) • 24.4 kB
HTML
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width">
<title>dash.js Source: streaming/utils/EBMLParser.js</title>
<!--[if lt IE 9]>
<script src="//html5shiv.googlecode.com/svn/trunk/html5.js"></script>
<![endif]-->
<link type="text/css" rel="stylesheet" href="styles/sunlight.default.css">
<link type="text/css" rel="stylesheet" href="styles/site.spacelab.css">
</head>
<body>
<div class="navbar navbar-default navbar-fixed-top navbar-inverse">
<div class="container">
<div class="navbar-header">
<a class="navbar-brand" href="index.html">dash.js</a>
<button class="navbar-toggle" type="button" data-toggle="collapse" data-target="#topNavigation">
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</button>
</div>
<div class="navbar-collapse collapse" id="topNavigation">
<ul class="nav navbar-nav">
<li class="dropdown">
<a href="modules.list.html" class="dropdown-toggle" data-toggle="dropdown">Modules<b class="caret"></b></a>
<ul class="dropdown-menu ">
<li><a href="module-DashAdapter.html">DashAdapter</a></li><li><a href="module-DashMetrics.html">DashMetrics</a></li><li><a href="module-MediaPlayer.html">MediaPlayer</a></li><li><a href="module-OfflineController.html">OfflineController</a></li><li><a href="module-ProtectionController.html">ProtectionController</a></li><li><a href="module-Settings.html">Settings</a></li>
</ul>
</li>
<li class="dropdown">
<a href="classes.list.html" class="dropdown-toggle" data-toggle="dropdown">Classes<b class="caret"></b></a>
<ul class="dropdown-menu ">
<li><a href="Errors.html">Errors</a></li><li><a href="MediaPlayerEvents.html">MediaPlayerEvents</a></li><li><a href="MediaPlayerModel.html">MediaPlayerModel</a></li><li><a href="MetricsReportingEvents.html">MetricsReportingEvents</a></li><li><a href="MssErrors.html">MssErrors</a></li><li><a href="OfflineErrors.html">OfflineErrors</a></li><li><a href="OfflineEvents.html">OfflineEvents</a></li><li><a href="ProtectionErrors.html">ProtectionErrors</a></li><li><a href="ProtectionEvents.html">ProtectionEvents</a></li>
</ul>
</li>
<li class="dropdown">
<a href="events.list.html" class="dropdown-toggle" data-toggle="dropdown">Events<b class="caret"></b></a>
<ul class="dropdown-menu ">
<li><a href="MediaPlayerEvents.html#event:ADAPTATION_SET_REMOVED_NO_CAPABILITIES">MediaPlayerEvents#event:ADAPTATION_SET_REMOVED_NO_CAPABILITIES</a></li><li><a href="MediaPlayerEvents.html#event:AST_IN_FUTURE">MediaPlayerEvents#event:AST_IN_FUTURE</a></li><li><a href="MediaPlayerEvents.html#event:BUFFER_EMPTY">MediaPlayerEvents#event:BUFFER_EMPTY</a></li><li><a href="MediaPlayerEvents.html#event:BUFFER_LEVEL_STATE_CHANGED">MediaPlayerEvents#event:BUFFER_LEVEL_STATE_CHANGED</a></li><li><a href="MediaPlayerEvents.html#event:BUFFER_LEVEL_UPDATED">MediaPlayerEvents#event:BUFFER_LEVEL_UPDATED</a></li><li><a href="MediaPlayerEvents.html#event:BUFFER_LOADED">MediaPlayerEvents#event:BUFFER_LOADED</a></li><li><a href="MediaPlayerEvents.html#event:CAN_PLAY">MediaPlayerEvents#event:CAN_PLAY</a></li><li><a href="MediaPlayerEvents.html#event:CAN_PLAY_THROUGH">MediaPlayerEvents#event:CAN_PLAY_THROUGH</a></li><li><a href="MediaPlayerEvents.html#event:CAPTION_CONTAINER_RESIZE">MediaPlayerEvents#event:CAPTION_CONTAINER_RESIZE</a></li><li><a href="MediaPlayerEvents.html#event:CAPTION_RENDERED">MediaPlayerEvents#event:CAPTION_RENDERED</a></li><li><a href="MediaPlayerEvents.html#event:CONFORMANCE_VIOLATION">MediaPlayerEvents#event:CONFORMANCE_VIOLATION</a></li><li><a href="MediaPlayerEvents.html#event:CONTENT_STEERING_REQUEST_COMPLETED">MediaPlayerEvents#event:CONTENT_STEERING_REQUEST_COMPLETED</a></li><li><a href="MediaPlayerEvents.html#event:DYNAMIC_TO_STATIC">MediaPlayerEvents#event:DYNAMIC_TO_STATIC</a></li><li><a href="MediaPlayerEvents.html#event:ERROR">MediaPlayerEvents#event:ERROR</a></li><li><a href="MediaPlayerEvents.html#event:EVENT_MODE_ON_RECEIVE">MediaPlayerEvents#event:EVENT_MODE_ON_RECEIVE</a></li><li><a href="MediaPlayerEvents.html#event:EVENT_MODE_ON_START">MediaPlayerEvents#event:EVENT_MODE_ON_START</a></li><li><a href="MediaPlayerEvents.html#event:FRAGMENT_LOADING_ABANDONED">MediaPlayerEvents#event:FRAGMENT_LOADING_ABANDONED</a></li><li><a href="MediaPlayerEvents.html#event:FRAGMENT_LOADING_COMPLETED">MediaPlayerEvents#event:FRAGMENT_LOADING_COMPLETED</a></li><li><a href="MediaPlayerEvents.html#event:FRAGMENT_LOADING_PROGRESS">MediaPlayerEvents#event:FRAGMENT_LOADING_PROGRESS</a></li><li><a href="MediaPlayerEvents.html#event:FRAGMENT_LOADING_STARTED">MediaPlayerEvents#event:FRAGMENT_LOADING_STARTED</a></li><li><a href="MediaPlayerEvents.html#event:LOG">MediaPlayerEvents#event:LOG</a></li><li><a href="MediaPlayerEvents.html#event:MANIFEST_LOADED">MediaPlayerEvents#event:MANIFEST_LOADED</a></li><li><a href="MediaPlayerEvents.html#event:MANIFEST_VALIDITY_CHANGED">MediaPlayerEvents#event:MANIFEST_VALIDITY_CHANGED</a></li><li><a href="MediaPlayerEvents.html#event:METRIC_ADDED">MediaPlayerEvents#event:METRIC_ADDED</a></li><li><a href="MediaPlayerEvents.html#event:METRIC_CHANGED">MediaPlayerEvents#event:METRIC_CHANGED</a></li><li><a href="MediaPlayerEvents.html#event:METRIC_UPDATED">MediaPlayerEvents#event:METRIC_UPDATED</a></li><li><a href="MediaPlayerEvents.html#event:METRICS_CHANGED">MediaPlayerEvents#event:METRICS_CHANGED</a></li><li><a href="MediaPlayerEvents.html#event:PERIOD_SWITCH_COMPLETED">MediaPlayerEvents#event:PERIOD_SWITCH_COMPLETED</a></li><li><a href="MediaPlayerEvents.html#event:PERIOD_SWITCH_STARTED">MediaPlayerEvents#event:PERIOD_SWITCH_STARTED</a></li><li><a href="MediaPlayerEvents.html#event:PLAYBACK_ENDED">MediaPlayerEvents#event:PLAYBACK_ENDED</a></li><li><a href="MediaPlayerEvents.html#event:PLAYBACK_ERROR">MediaPlayerEvents#event:PLAYBACK_ERROR</a></li><li><a href="MediaPlayerEvents.html#event:PLAYBACK_LOADED_DATA">MediaPlayerEvents#event:PLAYBACK_LOADED_DATA</a></li><li><a href="MediaPlayerEvents.html#event:PLAYBACK_METADATA_LOADED">MediaPlayerEvents#event:PLAYBACK_METADATA_LOADED</a></li><li><a href="MediaPlayerEvents.html#event:PLAYBACK_NOT_ALLOWED">MediaPlayerEvents#event:PLAYBACK_NOT_ALLOWED</a></li><li><a href="MediaPlayerEvents.html#event:PLAYBACK_PAUSED">MediaPlayerEvents#event:PLAYBACK_PAUSED</a></li><li><a href="MediaPlayerEvents.html#event:PLAYBACK_PLAYING">MediaPlayerEvents#event:PLAYBACK_PLAYING</a></li><li><a href="MediaPlayerEvents.html#event:PLAYBACK_PROGRESS">MediaPlayerEvents#event:PLAYBACK_PROGRESS</a></li><li><a href="MediaPlayerEvents.html#event:PLAYBACK_RATE_CHANGED">MediaPlayerEvents#event:PLAYBACK_RATE_CHANGED</a></li><li><a href="MediaPlayerEvents.html#event:PLAYBACK_SEEKED">MediaPlayerEvents#event:PLAYBACK_SEEKED</a></li><li><a href="MediaPlayerEvents.html#event:PLAYBACK_SEEKING">MediaPlayerEvents#event:PLAYBACK_SEEKING</a></li><li><a href="MediaPlayerEvents.html#event:PLAYBACK_STALLED">MediaPlayerEvents#event:PLAYBACK_STALLED</a></li><li><a href="MediaPlayerEvents.html#event:PLAYBACK_STARTED">MediaPlayerEvents#event:PLAYBACK_STARTED</a></li><li><a href="MediaPlayerEvents.html#event:PLAYBACK_TIME_UPDATED">MediaPlayerEvents#event:PLAYBACK_TIME_UPDATED</a></li><li><a href="MediaPlayerEvents.html#event:PLAYBACK_VOLUME_CHANGED">MediaPlayerEvents#event:PLAYBACK_VOLUME_CHANGED</a></li><li><a href="MediaPlayerEvents.html#event:PLAYBACK_WAITING">MediaPlayerEvents#event:PLAYBACK_WAITING</a></li><li><a href="MediaPlayerEvents.html#event:QUALITY_CHANGE_RENDERED">MediaPlayerEvents#event:QUALITY_CHANGE_RENDERED</a></li><li><a href="MediaPlayerEvents.html#event:QUALITY_CHANGE_REQUESTED">MediaPlayerEvents#event:QUALITY_CHANGE_REQUESTED</a></li><li><a href="MediaPlayerEvents.html#event:REPRESENTATION_SWITCH">MediaPlayerEvents#event:REPRESENTATION_SWITCH</a></li><li><a href="MediaPlayerEvents.html#event:STREAM_ACTIVATED">MediaPlayerEvents#event:STREAM_ACTIVATED</a></li><li><a href="MediaPlayerEvents.html#event:STREAM_DEACTIVATED">MediaPlayerEvents#event:STREAM_DEACTIVATED</a></li><li><a href="MediaPlayerEvents.html#event:STREAM_INITIALIZED">MediaPlayerEvents#event:STREAM_INITIALIZED</a></li><li><a href="MediaPlayerEvents.html#event:STREAM_INITIALIZING">MediaPlayerEvents#event:STREAM_INITIALIZING</a></li><li><a href="MediaPlayerEvents.html#event:STREAM_TEARDOWN_COMPLETE">MediaPlayerEvents#event:STREAM_TEARDOWN_COMPLETE</a></li><li><a href="MediaPlayerEvents.html#event:STREAM_UPDATED">MediaPlayerEvents#event:STREAM_UPDATED</a></li><li><a href="MediaPlayerEvents.html#event:TEXT_TRACK_ADDED">MediaPlayerEvents#event:TEXT_TRACK_ADDED</a></li><li><a href="MediaPlayerEvents.html#event:TEXT_TRACKS_ADDED">MediaPlayerEvents#event:TEXT_TRACKS_ADDED</a></li><li><a href="MediaPlayerEvents.html#event:TRACK_CHANGE_RENDERED">MediaPlayerEvents#event:TRACK_CHANGE_RENDERED</a></li><li><a href="MediaPlayerEvents.html#event:TTML_PARSED">MediaPlayerEvents#event:TTML_PARSED</a></li><li><a href="MediaPlayerEvents.html#event:TTML_TO_PARSE">MediaPlayerEvents#event:TTML_TO_PARSE</a></li><li><a href="MetricsReportingEvents.html#event:CMCD_DATA_GENERATED">MetricsReportingEvents#event:CMCD_DATA_GENERATED</a></li><li><a href="OfflineEvents.html#event:OFFLINE_RECORD_FINISHED">OfflineEvents#event:OFFLINE_RECORD_FINISHED</a></li><li><a href="OfflineEvents.html#event:OFFLINE_RECORD_LOADEDMETADATA">OfflineEvents#event:OFFLINE_RECORD_LOADEDMETADATA</a></li><li><a href="OfflineEvents.html#event:OFFLINE_RECORD_STARTED">OfflineEvents#event:OFFLINE_RECORD_STARTED</a></li><li><a href="OfflineEvents.html#event:OFFLINE_RECORD_STOPPED">OfflineEvents#event:OFFLINE_RECORD_STOPPED</a></li><li><a href="ProtectionEvents.html#event:KEY_ADDED">ProtectionEvents#event:KEY_ADDED</a></li><li><a href="ProtectionEvents.html#event:KEY_ERROR">ProtectionEvents#event:KEY_ERROR</a></li><li><a href="ProtectionEvents.html#event:KEY_MESSAGE">ProtectionEvents#event:KEY_MESSAGE</a></li><li><a href="ProtectionEvents.html#event:KEY_SESSION_CLOSED">ProtectionEvents#event:KEY_SESSION_CLOSED</a></li><li><a href="ProtectionEvents.html#event:KEY_SESSION_CREATED">ProtectionEvents#event:KEY_SESSION_CREATED</a></li><li><a href="ProtectionEvents.html#event:KEY_SESSION_REMOVED">ProtectionEvents#event:KEY_SESSION_REMOVED</a></li><li><a href="ProtectionEvents.html#event:KEY_STATUSES_CHANGED">ProtectionEvents#event:KEY_STATUSES_CHANGED</a></li><li><a href="ProtectionEvents.html#event:KEY_SYSTEM_SELECTED">ProtectionEvents#event:KEY_SYSTEM_SELECTED</a></li><li><a href="ProtectionEvents.html#event:LICENSE_REQUEST_COMPLETE">ProtectionEvents#event:LICENSE_REQUEST_COMPLETE</a></li><li><a href="ProtectionEvents.html#event:LICENSE_REQUEST_SENDING">ProtectionEvents#event:LICENSE_REQUEST_SENDING</a></li><li><a href="ProtectionEvents.html#event:PROTECTION_CREATED">ProtectionEvents#event:PROTECTION_CREATED</a></li><li><a href="ProtectionEvents.html#event:PROTECTION_DESTROYED">ProtectionEvents#event:PROTECTION_DESTROYED</a></li>
</ul>
</li>
<li class="dropdown">
<a href="global.html" class="dropdown-toggle" data-toggle="dropdown">Global<b class="caret"></b></a>
<ul class="dropdown-menu ">
<li><a href="global.html#LICENSE_SERVER_MANIFEST_CONFIGURATIONS">LICENSE_SERVER_MANIFEST_CONFIGURATIONS</a></li>
</ul>
</li>
</ul>
<div class="col-sm-3 col-md-3">
<form class="navbar-form" role="search">
<div class="input-group">
<input type="text" class="form-control" placeholder="Search" name="q" id="search-input">
<div class="input-group-btn">
<button class="btn btn-default" id="search-submit"><i class="glyphicon glyphicon-search"></i></button>
</div>
</div>
</form>
</div>
</div>
</div>
</div>
<div class="container" id="toc-content">
<div class="row">
<div class="col-md-12">
<div id="main">
<h1 class="page-title">Source: streaming/utils/EBMLParser.js</h1>
<section>
<article>
<pre
class="sunlight-highlight-javascript linenums">import FactoryMaker from '../../core/FactoryMaker';
/**
* Creates an instance of an EBMLParser class which implements a large subset
* of the functionality required to parse Matroska EBML
*
* @param {Object} config object with data member which is the buffer to parse
* @ignore
*/
function EBMLParser(config) {
config = config || {};
let instance;
let data = new DataView(config.data);
let pos = 0;
function getPos() {
return pos;
}
function setPos(value) {
pos = value;
}
/**
* Consumes an EBML tag from the data stream.
*
* @param {Object} tag to parse, A tag is an object with at least a {number} tag and
* {boolean} required flag.
* @param {boolean} test whether or not the function should throw if a required
* tag is not found
* @return {boolean} whether or not the tag was found
* @throws will throw an exception if a required tag is not found and test
* param is false or undefined, or if the stream is malformed.
* @memberof EBMLParser
*/
function consumeTag(tag, test) {
let found = true;
let bytesConsumed = 0;
let p1,
p2;
if (test === undefined) {
test = false;
}
if (tag.tag > 0xFFFFFF) {
if (data.getUint32(pos) !== tag.tag) {
found = false;
}
bytesConsumed = 4;
} else if (tag.tag > 0xFFFF) {
// 3 bytes
p1 = data.getUint16(pos);
p2 = data.getUint8(pos + 2);
// shift p1 over a byte and add p2
if (p1 * 256 + p2 !== tag.tag) {
found = false;
}
bytesConsumed = 3;
} else if (tag.tag > 0xFF) {
if (data.getUint16(pos) !== tag.tag) {
found = false;
}
bytesConsumed = 2;
} else {
if (data.getUint8(pos) !== tag.tag) {
found = false;
}
bytesConsumed = 1;
}
if (!found && tag.required && !test) {
throw new Error('required tag not found');
}
if (found) {
pos += bytesConsumed;
}
return found;
}
/**
* Consumes an EBML tag from the data stream. If the tag is found then this
* function will also remove the size field which follows the tag from the
* data stream.
*
* @param {Object} tag to parse, A tag is an object with at least a {number} tag and
* {boolean} required flag.
* @param {boolean} test whether or not the function should throw if a required
* tag is not found
* @return {boolean} whether or not the tag was found
* @throws will throw an exception if a required tag is not found and test
* param is false or undefined, or if the stream is malformedata.
* @memberof EBMLParser
*/
function consumeTagAndSize(tag, test) {
let found = consumeTag(tag, test);
if (found) {
getMatroskaCodedNum();
}
return found;
}
/**
* Consumes an EBML tag from the data stream. If the tag is found then this
* function will also remove the size field which follows the tag from the
* data stream. It will use the value of the size field to parse a binary
* field, using a parser defined in the tag itself
*
* @param {Object} tag to parse, A tag is an object with at least a {number} tag,
* {boolean} required flag, and a parse function which takes a size parameter
* @return {boolean} whether or not the tag was found
* @throws will throw an exception if a required tag is not found,
* or if the stream is malformed
* @memberof EBMLParser
*/
function parseTag(tag) {
let size;
consumeTag(tag);
size = getMatroskaCodedNum();
return instance[tag.parse](size);
}
/**
* Consumes an EBML tag from the data stream. If the tag is found then this
* function will also remove the size field which follows the tag from the
* data stream. It will use the value of the size field to skip over the
* entire section of EBML encapsulated by the tag.
*
* @param {Object} tag to parse, A tag is an object with at least a {number} tag, and
* {boolean} required flag
* @param {boolean} test a flag to indicate if an exception should be thrown
* if a required tag is not found
* @return {boolean} whether or not the tag was found
* @throws will throw an exception if a required tag is not found and test is
* false or undefined or if the stream is malformed
* @memberof EBMLParser
*/
function skipOverElement(tag, test) {
let found = consumeTag(tag, test);
let headerSize;
if (found) {
headerSize = getMatroskaCodedNum();
pos += headerSize;
}
return found;
}
/**
* Returns and consumes a number encoded according to the Matroska EBML
* specification from the bitstream.
*
* @param {boolean} retainMSB whether or not to retain the Most Significant Bit (the
* first 1). this is usually true when reading Tag IDs.
* @return {number} the decoded number
* @throws will throw an exception if the bit stream is malformed or there is
* not enough data
* @memberof EBMLParser
*/
function getMatroskaCodedNum(retainMSB) {
let bytesUsed = 1;
let mask = 0x80;
let maxBytes = 8;
let extraBytes = -1;
let num = 0;
let ch = data.getUint8(pos);
let i = 0;
for (i = 0; i < maxBytes; i += 1) {
if ((ch & mask) === mask) {
num = (retainMSB === undefined) ? ch & ~mask : ch;
extraBytes = i;
break;
}
mask >>= 1;
}
for (i = 0; i < extraBytes; i += 1, bytesUsed += 1) {
num = (num << 8) | (0xff & data.getUint8(pos + bytesUsed));
}
pos += bytesUsed;
return num;
}
/**
* Returns and consumes a float from the bitstream.
*
* @param {number} size 4 or 8 byte floats are supported
* @return {number} the decoded number
* @throws will throw an exception if the bit stream is malformed or there is
* not enough data
* @memberof EBMLParser
*/
function getMatroskaFloat(size) {
let outFloat;
switch (size) {
case 4:
outFloat = data.getFloat32(pos);
pos += 4;
break;
case 8:
outFloat = data.getFloat64(pos);
pos += 8;
break;
}
return outFloat;
}
/**
* Consumes and returns an unsigned int from the bitstream.
*
* @param {number} size 1 to 8 bytes
* @return {number} the decoded number
* @throws will throw an exception if the bit stream is malformed or there is
* not enough data
* @memberof EBMLParser
*/
function getMatroskaUint(size) {
let val = 0;
for (let i = 0; i < size; i += 1) {
val <<= 8;
val |= data.getUint8(pos + i) & 0xff;
}
pos += size;
return val;
}
/**
* Tests whether there is more data in the bitstream for parsing
*
* @return {boolean} whether there is more data to parse
* @memberof EBMLParser
*/
function moreData() {
return pos < data.byteLength;
}
instance = {
getPos: getPos,
setPos: setPos,
consumeTag: consumeTag,
consumeTagAndSize: consumeTagAndSize,
parseTag: parseTag,
skipOverElement: skipOverElement,
getMatroskaCodedNum: getMatroskaCodedNum,
getMatroskaFloat: getMatroskaFloat,
getMatroskaUint: getMatroskaUint,
moreData: moreData
};
return instance;
}
EBMLParser.__dashjs_factory_name = 'EBMLParser';
export default FactoryMaker.getClassFactory(EBMLParser);
</pre>
</article>
</section>
</div>
</div>
<div class="clearfix"></div>
</div>
</div>
<div class="modal fade" id="searchResults">
<div class="modal-dialog">
<div class="modal-content">
<div class="modal-header">
<button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button>
<h4 class="modal-title">Search results</h4>
</div>
<div class="modal-body"></div>
<div class="modal-footer">
<button type="button" class="btn btn-default" data-dismiss="modal">Close</button>
</div>
</div><!-- /.modal-content -->
</div><!-- /.modal-dialog -->
</div>
<footer>
<span class="copyright">
<h3>DASH Industry Forum</h3>
</span>
<span class="jsdoc-message">
Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.7</a>
on Wed Sep 28th 2022
using the <a href="https://github.com/docstrap/docstrap">DocStrap template</a>.
</span>
</footer>
<script src="scripts/docstrap.lib.js"></script>
<script src="scripts/toc.js"></script>
<script type="text/javascript" src="scripts/fulltext-search-ui.js"></script>
<script>
$( function () {
$( "[id*='$']" ).each( function () {
var $this = $( this );
$this.attr( "id", $this.attr( "id" ).replace( "$", "__" ) );
} );
$( ".tutorial-section pre, .readme-section pre, pre.prettyprint.source" ).each( function () {
var $this = $( this );
var example = $this.find( "code" );
exampleText = example.html();
var lang = /{@lang (.*?)}/.exec( exampleText );
if ( lang && lang[1] ) {
exampleText = exampleText.replace( lang[0], "" );
example.html( exampleText );
lang = lang[1];
} else {
var langClassMatch = example.parent()[0].className.match(/lang\-(\S+)/);
lang = langClassMatch ? langClassMatch[1] : "javascript";
}
if ( lang ) {
$this
.addClass( "sunlight-highlight-" + lang )
.addClass( "linenums" )
.html( example.html() );
}
} );
Sunlight.highlightAll( {
lineNumbers : true,
showMenu : true,
enableDoclinks : true
} );
$.catchAnchorLinks( {
navbarOffset: 10
} );
$( "#toc" ).toc( {
anchorName : function ( i, heading, prefix ) {
return $( heading ).attr( "id" ) || ( prefix + i );
},
selectors : "#toc-content h1,#toc-content h2,#toc-content h3,#toc-content h4",
showAndHide : false,
smoothScrolling: true
} );
$( "#main span[id^='toc']" ).addClass( "toc-shim" );
$( '.dropdown-toggle' ).dropdown();
$( "table" ).each( function () {
var $this = $( this );
$this.addClass('table');
} );
} );
</script>
<!--Navigation and Symbol Display-->
<script>
$( function () {
$( '#main' ).localScroll( {
offset : { top : 60 } //offset by the height of your header (give or take a few px, see what works for you)
} );
$( "dt.name" ).each( function () {
var $this = $( this ).find("h4");
var icon = $( "<i/>" ).addClass( "icon-plus-sign" ).addClass( "pull-right" ).addClass( "icon-white" );
var dt = $(this);
var children = dt.next( "dd" );
dt.prepend( icon ).css( {cursor : "pointer"} );
dt.addClass( "member-collapsed" ).addClass( "member" );
children.hide();
dt.children().on( "click", function () {
children = dt.next( "dd" );
children.slideToggle( "fast", function () {
if ( children.is( ":visible" ) ) {
icon.addClass( "icon-minus-sign" ).removeClass( "icon-plus-sign" ).removeClass( "icon-white" );
dt.addClass( "member-open" ).animate( "member-collapsed" );
} else {
icon.addClass( "icon-plus-sign" ).removeClass( "icon-minus-sign" ).addClass( "icon-white" );
dt.addClass( "member-collapsed" ).removeClass( "member-open" );
}
} );
} );
} );
} );
</script>
<!--Google Analytics-->
<script type="text/javascript">
$(document).ready(function() {
SearcherDisplay.init();
});
</script>
</body>
</html>