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<title>JSDoc: Class: Util</title>
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<h1 class="page-title">Class: Util</h1>
<section>
<header>
<h2>
Util
</h2>
<div class="class-description">Utilities for uncompressing and base64 decoding
Class for gunzipping, unzipping and base64 decoding of files.
It is used for reading GEONExT, Geogebra and Intergeo files.
Only Huffman codes are decoded in gunzip.
The code is based on the source code for gunzip.c by Pasi Ojala
<a href="http://www.cs.tut.fi/~albert/Dev/gunzip/gunzip.c">http://www.cs.tut.fi/~albert/Dev/gunzip/gunzip.c</a>
<a href="http://www.cs.tut.fi/~albert">http://www.cs.tut.fi/~albert</a></div>
</header>
<article>
<div class="container-overview">
<dt>
<h4 class="name" id="Util"><span class="type-signature"></span>new Util<span class="signature">()</span><span class="type-signature"></span></h4>
</dt>
<dd>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="jxg.js.html">compression/jxg.js</a>, <a href="jxg.js.html#line43">line 43</a>
</li></ul></dd>
</dl>
</dd>
</div>
<h3 class="subsection-title">Members</h3>
<dl>
<dt>
<h4 class="name" id="Base64"><span class="type-signature"><static> </span>Base64<span class="type-signature"></span></h4>
</dt>
<dd>
<div class="description">
Base64 encoding / decoding
<a href="http://www.webtoolkit.info/">http://www.webtoolkit.info/</a>
</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="jxg.js.html">compression/jxg.js</a>, <a href="jxg.js.html#line931">line 931</a>
</li></ul></dd>
</dl>
</dd>
</dl>
<h3 class="subsection-title">Methods</h3>
<dl>
<dt>
<h4 class="name" id="asciiCharCodeAt"><span class="type-signature"><private, static> </span>asciiCharCodeAt<span class="signature">()</span><span class="type-signature"></span></h4>
</dt>
<dd>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="jxg.js.html">compression/jxg.js</a>, <a href="jxg.js.html#line1100">line 1100</a>
</li></ul></dd>
</dl>
</dd>
<dt>
<h4 class="name" id="genUUID"><span class="type-signature"><static> </span>genUUID<span class="signature">()</span><span class="type-signature"></span></h4>
</dt>
<dd>
<div class="description">
Generate a random uuid.
http://www.broofa.com
mailto:robert@broofa.com
Copyright (c) 2010 Robert Kieffer
Dual licensed under the MIT and GPL licenses.
EXAMPLES:
>>> Math.uuid()
"92329D39-6F5C-4520-ABFC-AAB64544E172"
</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="jxg.js.html">compression/jxg.js</a>, <a href="jxg.js.html#line1238">line 1238</a>
</li></ul></dd>
</dl>
</dd>
<dt>
<h4 class="name" id="Unzip"><span class="type-signature"><static> </span>Unzip<span class="signature">()</span><span class="type-signature"></span></h4>
</dt>
<dd>
<div class="description">
Unzip zip files
</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="jxg.js.html">compression/jxg.js</a>, <a href="jxg.js.html#line48">line 48</a>
</li></ul></dd>
</dl>
</dd>
<dt>
<h4 class="name" id="utf8Decode"><span class="type-signature"><static> </span>utf8Decode<span class="signature">(string)</span><span class="type-signature"> → {String}</span></h4>
</dt>
<dd>
<div class="description">
Decoding string into utf-8
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>string</code></td>
<td class="type">
<span class="param-type">String</span>
</td>
<td class="description last">to decode</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="jxg.js.html">compression/jxg.js</a>, <a href="jxg.js.html#line1197">line 1197</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
utf8 decoded string
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">String</span>
</dd>
</dl>
</dd>
</dl>
</article>
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