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help.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<meta http-equiv="content-type" content="text/html;
charset=windows-1252">
<title>Graph View</title>
</head>
<body>
<h2><font face="monospace">Graph View</font> Help</h2>
<p>(C) Copyright 2004-2006 Oleg Kobchenko. All rights reserved.</p>
<p>Portions of this program use GraphViz* -- open source graph
drawing software.<br>
(C) Copyright AT&T*. <a target="_blank"
href="http://www.graphviz.org//"> http://www.graphviz.org/</a></p>
<hr size="1">
<h3>Installation</h3>
<blockquote>
<ul>
<li><tt>Install using Package Manager to
~addons/graphics/graphviz</tt>.</li>
<li><tt>Linux - Install graphviz software:</tt></li>
<li><tt>Centos 7 - sudo yum install graphviz.x86-64 #
architecture dependant</tt></li>
<li><tt>Ubuntu 18.04.01 - suto apt install graphviz<br>
</tt></li>
</ul>
</blockquote>
<h3>Graph View</h3>
<blockquote> First-time use:
<pre>load '~addons/graphics/graphviz/graphview.ijs'</pre>
<p>Subsequent calls:</p>
<pre>graphview '' NB. show empty view
graphview 'digraph G{a->b',LF,'}' NB. show from graph def
graphview '~addons/graphics/graphviz/testsm/cut.dot' NB. show graph file</pre>
<p>User interface: simple and intuitive. </p>
<p>Use menu and help and links for further assistance.</p>
<p>All output uses Qd webview as the display engine.<br>
</p>
<p>Examples: Open <code>~addons/graphics/graphviz/graphs</code>
folder for numerous examples.</p>
</blockquote>
<h3>Sequential Machine View</h3>
<blockquote> Sequential machine definition graph visualizer.
<p>Load:</p>
<pre>require '~addons/graphics/graphviz/smgraph.ijs'</pre>
<p>Use, where optional <i>states</i> and <i>inputs</i> are lists
of labels, <i>s</i> is state table and <i>r</i> is initial
state number:</p>
<pre>[states;inputs] smview s[;r]</pre>
<p>See <code>~addons/graphics/graphviz/testsm/*.ijs</code> for
examples</p>
</blockquote>
<h3>Extensibility</h3>
<blockquote> Using <code>~addons/graphics/graphviz/smgraph.ijs</code>
as a model, it is possible to create custom graph visualizers for
various applications.</blockquote>
<hr size="1"> * Copyrights and trademarks of respective holders.
</body>
</html>