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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd"><HTML><HEAD><META HTTP-EQUIV="Content-Type" CONTENT="text/html; CHARSET=iso-iso-8859-1"><LINK REL="Start" HREF="index.html"><LINK REL="Contents" HREF="toc.html"><LINK REL="Prev" HREF="33Requiredfiles.html"><LINK REL="Next" HREF="34Imageformatsandexternalimagelibraries.html"><STYLE TYPE="text/css"><!--BODY { font-family: serif }H1 { font-family: sans-serif }H2 { font-family: sans-serif }H3 { font-family: sans-serif }H4 { font-family: sans-serif }H5 { font-family: sans-serif }H6 { font-family: sans-serif }SUB { font-size: smaller }SUP { font-size: smaller }PRE { font-family: monospace }A { text-decoration: none }--></STYLE></HEAD><BODY><A HREF="toc.html">Contents</A><A HREF="33Requiredfiles.html">Previous</A><A HREF="34Imageformatsandexternalimagelibraries.html">Next</A><HR NOSHADE><H3><A NAME="3_3_1">3.3.1 Plot extension modules</A></H3><P> To add plots to the graph you will need one or more of the followingfiles plot extension files depending on what kind of graph you need tocreate.</P><UL><LI>jpgraph_log.php, Plot extension to support logarithmic X and Yscales</LI><LI>jpgraph_line.php, Plot extension. Needed to draw various line plots</LI><LI>jpgraph_date.php, Plot extension to handle date scales.</LI><LI>jpgraph_bar.php, Plot extension. Needed to draw various bar plots</LI><LI>jpgraph_error.php, Plot extension. Needed to draw various errorplots</LI><LI>jpgraph_scatter.php, Plot extension. Needed to draw scatter andimpulse plots.</LI><LI>jpgraph_spider.php, Plot extension. Needed to draw spider plots.</LI><LI>jpgraph_pie.php, Plot extension. Needed to draw Pie plots</LI><LI>jpgraph_pie3d.php, Plot extension. Needed to draw 3D Pie plots</LI><LI>jpgraph_gantt.php, Plot extension. Needed to create gantt plots</LI><LI>jpgraph_radar.php, Plot extension. Needed for radar plots</LI><LI>jpgraph_polar.php, Plot extension. Needed for Polar plots</LI><LI>jpgraph_gantt.php, Plot extension. Needed for Gantt charts</LI><LI>jpgraph_mgraph.php, Utility class to combine several graphs in thesame image</LI><LI>jpgraph_regstat.php, Statistic extension. Needed to plot spline andbezier curves</LI><LI> jpgraph_stock.php, Plot extension. Needed to plot stock charts</LI><LI> jpgraph_antispam.php, Special extension to generate anti-spamimages consisting of letters+images which are very hard to digitallyread with an OCR program</LI><LI> jpgraph_gradient.php, Internal module. Contains all color gradient</LI><LI> jpgraph_gb2312.php, Handling of gb2312 font encoding (used for someChinese fonts)</LI><LI> jpgraph_plotmark.inc, Handling of plotmarks in line and scatterplot.</LI><LI> jpgraph_iconplot.php, Handling icons (small images) that can beadded to the plots</LI><LI> jpgraph_plotband.php, Handling of plotbands added to the graphs</LI><LI> jpgraph_flags.php, Handling of country flags used as plot marks oras backgrounds.</LI><LI> jpgraph_utils.php, Various utility function</LI><LI> imgdata_*.inc, Encoded images for plotmarks</LI><LI> flags*.dat, Image data for flags. Pre-compiled data for countryflags.</LI><LI>jpgraph_canvas.php, Plot extension to make it possible to drawarbitrary graphic on a canvas.</LI><LI>jpgraph_canvtools.php, Add on to the canvas graph to provide aneasier way to draw arbitrary shapes.</LI></UL><P> In the pro-version the following additional files are available</P><UL><LI> jpgraph_windrose.php, Windrose plot extension</LI><LI> jpgraph_odo.php, Odometer plot extension</LI><LI> jpgraph_barcode.php, Linear barcode extension</LI><LI> jpgraph_pdf417.php, PDF417 2-Dimensional Barcode extension</LI><LI> jpgraph_table.php, Creation of Excel like graphic tables</LI></UL><P></P><HR NOSHADE><A HREF="toc.html">Contents</A><A HREF="33Requiredfiles.html">Previous</A><A HREF="34Imageformatsandexternalimagelibraries.html">Next</A></BODY></HTML>