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<?xml version="1.0" encoding="ISO-8859-1" standalone="no"?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1" /><title>Preface</title><link rel="stylesheet" type="text/css" href="phplotdoc.css" /><meta name="generator" content="DocBook XSL Stylesheets V1.78.1" /><link rel="home" href="index.html" title="PHPlot Reference Manual" /><link rel="up" href="index.html" title="PHPlot Reference Manual" /><link rel="prev" href="index.html" title="PHPlot Reference Manual" /><link rel="next" href="part1.html" title="Part I. PHPlot Programming" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Preface</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="index.html">Prev</a> </td><th width="60%" align="center"> </th><td width="20%" align="right"> <a accesskey="n" href="part1.html">Next</a></td></tr></table><hr/></div><div class="preface"><div class="titlepage"><div><div><h1 class="title"><a id="preface"></a>Preface</h1></div></div></div><p>PHPlot is a PHP class for on-the-fly graphs generation. It was started byAfan Ottenheimer in 2000 as an Open Source project, and is developed on<a class="ulink" href="http://sourceforge.net" target="_top">SourceForge</a>.It is distributed<a href="#ftn.idp1372818012" class="footnote" id="idp1372818012"><sup class="footnote">[1]</sup></a> under the terms of the<a class="ulink" href="http://www.opensource.org/licenses/lgpl-2.1.php" target="_top">GNU LesserGeneral Public License</a> version 2.1.</p><p>Here are some of the features in PHPlot:</p><div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "><li class="listitem"><p>Creates many graph types, including line plots, point plots, bar charts, andpie charts, also data/error graphs.</p></li><li class="listitem"><p>Draws 3-D shading of pie charts and bar graphs.</p></li><li class="listitem"><p>Customizable line color, width, solid or dashed patterns.</p></li><li class="listitem"><p>Flexible labels, tick marks, axes, titles, legend, grid lines.</p></li><li class="listitem"><p>TrueType fonts are supported, but not required.</p></li><li class="listitem"><p>Use linear or logarithmic axes.</p></li><li class="listitem"><p>Image output uses the GD Library, with supported formats including PNG, GIF,and JPEG.</p></li></ul></div><p></p><p>PHPlot's home page is at<a class="ulink" href="http://phplot.sourceforge.net/" target="_top">http://phplot.sourceforge.net</a>,and project development takes place at<a class="ulink" href="http://sourceforge.net/projects/phplot/" target="_top">http://sourceforge.net/projects/phplot/</a>.</p><div class="footnotes"><br /><hr style="width:100; text-align:left;margin-left: 0" /><div id="ftn.idp1372818012" class="footnote"><p><a href="#idp1372818012" class="para"><sup class="para">[1] </sup></a>Versions prior to PHPlot-5.0.7 were distributed under the GPL and PHPlicenses.</p></div></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="index.html">Prev</a> </td><td width="20%" align="center"> </td><td width="40%" align="right"> <a accesskey="n" href="part1.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">PHPlot Reference Manual </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> Part I. PHPlot Programming</td></tr></table></div></body></html>