<!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/xhtml;charset=UTF-8"/> <title>Wt examples: ScatterPlotExample Class Reference</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <link href="doxygen.css" rel="stylesheet" type="text/css" /> </head> <body> <div id="top"><!-- do not remove this div! --> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td style="padding-left: 0.5em;"> <div id="projectname">Wt examples  <span id="projectnumber">3.2.3</span> </div> </td> </tr> </tbody> </table> </div> <!-- Generated by Doxygen 1.7.5.1 --> <div id="navrow1" class="tabs"> <ul class="tablist"> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="modules.html"><span>Modules</span></a></li> <li><a href="namespaces.html"><span>Namespaces</span></a></li> <li class="current"><a href="annotated.html"><span>Classes</span></a></li> <li><a href="files.html"><span>Files</span></a></li> </ul> </div> <div id="navrow2" class="tabs2"> <ul class="tablist"> <li><a href="annotated.html"><span>Class List</span></a></li> <li><a href="inherits.html"><span>Class Hierarchy</span></a></li> <li><a href="functions.html"><span>Class Members</span></a></li> </ul> </div> </div> <div class="header"> <div class="summary"> <a href="#pub-methods">Public Member Functions</a> </div> <div class="headertitle"> <div class="title">ScatterPlotExample Class Reference<div class="ingroups"><a class="el" href="group__chartsexample.html">Charts example</a></div></div> </div> </div> <div class="contents"> <!-- doxytag: class="ScatterPlotExample" --><!-- doxytag: inherits="Wt::WContainerWidget" --> <p>A Widget that demonstrates a scatter plot. <a href="classScatterPlotExample.html#details">More...</a></p> <p><code>#include <<a class="el" href="ChartsExample_8h_source.html">ChartsExample.h</a>></code></p> <div class="dynheader"> Inheritance diagram for ScatterPlotExample:</div> <div class="dyncontent"> <div class="center"><img src="classScatterPlotExample__inherit__graph.png" border="0" usemap="#ScatterPlotExample_inherit__map" alt="Inheritance graph"/></div> <map name="ScatterPlotExample_inherit__map" id="ScatterPlotExample_inherit__map"> <area shape="rect" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WContainerWidget.html" title="Wt::WContainerWidget" alt="" coords="5,304,160,331"/><area shape="rect" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WInteractWidget.html" title="Wt::WInteractWidget" alt="" coords="11,229,155,256"/><area shape="rect" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WWebWidget.html" title="Wt::WWebWidget" alt="" coords="19,155,147,181"/><area shape="rect" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WWidget.html" title="Wt::WWidget" alt="" coords="33,80,132,107"/><area shape="rect" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WObject.html" title="Wt::WObject" alt="" coords="35,5,131,32"/></map> <center><span class="legend">[<a href="graph_legend.html">legend</a>]</span></center></div> <p><a href="classScatterPlotExample-members.html">List of all members.</a></p> <table class="memberdecls"> <tr><td colspan="2"><h2><a name="pub-methods"></a> Public Member Functions</h2></td></tr> <tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classScatterPlotExample.html#a75f30afe584a342437d901217fd232db">ScatterPlotExample</a> (<a class="elRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WContainerWidget.html">Wt::WContainerWidget</a> *<a class="elRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WWidget.html#a3461e31818c4d2f516641bdaf508312a">parent</a>)</td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">Creates the scatter plot example. <a href="#a75f30afe584a342437d901217fd232db"></a><br/></td></tr> </table> <hr/><a name="details" id="details"></a><h2>Detailed Description</h2> <div class="textblock"><p>A Widget that demonstrates a scatter plot. </p> <p>Definition at line <a class="el" href="ChartsExample_8h_source.html#l00049">49</a> of file <a class="el" href="ChartsExample_8h_source.html">ChartsExample.h</a>.</p> </div><hr/><h2>Constructor & Destructor Documentation</h2> <a class="anchor" id="a75f30afe584a342437d901217fd232db"></a><!-- doxytag: member="ScatterPlotExample::ScatterPlotExample" ref="a75f30afe584a342437d901217fd232db" args="(Wt::WContainerWidget *parent)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">ScatterPlotExample::ScatterPlotExample </td> <td>(</td> <td class="paramtype"><a class="elRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WContainerWidget.html">Wt::WContainerWidget</a> * </td> <td class="paramname"><em>parent</em></td><td>)</td> <td></td> </tr> </table> </div> <div class="memdoc"> <p>Creates the scatter plot example. </p> <p>Definition at line <a class="el" href="ChartsExample_8C_source.html#l00252">252</a> of file <a class="el" href="ChartsExample_8C_source.html">ChartsExample.C</a>.</p> <div class="fragment"><pre class="fragment"> : <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WContainerWidget.html#a520ba6e52a36a7f2efbef1a31a69e898">WContainerWidget</a>(parent) { <span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WText.html">WText</a>(WString::tr(<span class="stringliteral">"scatter plot 2"</span>), <span class="keyword">this</span>); <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WStandardItemModel.html">WStandardItemModel</a> *model = <span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WStandardItemModel.html">WStandardItemModel</a>(40, 2, <span class="keyword">this</span>); model-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WAbstractItemModel.html#a57f5d417f933440db0d38ece7dd370f4">setHeaderData</a>(0, <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WString.html">WString</a>(<span class="stringliteral">"X"</span>)); model-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WAbstractItemModel.html#a57f5d417f933440db0d38ece7dd370f4">setHeaderData</a>(1, <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WString.html">WString</a>(<span class="stringliteral">"Y = sin(X)"</span>)); <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < 40; ++i) { <span class="keywordtype">double</span> x = (<span class="keyword">static_cast<</span><span class="keywordtype">double</span><span class="keyword">></span>(i) - 20) / 4; model-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WAbstractItemModel.html#a70856db8c322be8c7f397a932165a943">setData</a>(i, 0, x); model-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WAbstractItemModel.html#a70856db8c322be8c7f397a932165a943">setData</a>(i, 1, sin(x)); } <span class="comment">/*</span> <span class="comment"> * Create the scatter plot.</span> <span class="comment"> */</span> <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html">WCartesianChart</a> *chart = <span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html">WCartesianChart</a>(<span class="keyword">this</span>); chart-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1Chart_1_1WAbstractChart.html#aa23d116689e939301470398df8ad5c8b">setModel</a>(model); <span class="comment">// set the model</span> chart-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html#a6c954fa4ed6d73f00ee973bfe3af5ed0">setXSeriesColumn</a>(0); <span class="comment">// set the column that holds the X data</span> chart-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html#a26c3d97f4884da079e01e7b50447a915">setLegendEnabled</a>(<span class="keyword">true</span>); <span class="comment">// enable the legend</span> chart-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html#a02775290965d59ffba03da574925e387">setType</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/group__charts.html#gga8d63464f873580c77508e1c0c26cbfeaa6ddab43d32242eb28831938a1e469a1f">ScatterPlot</a>); <span class="comment">// set type to ScatterPlot</span> <span class="comment">// Typically, for mathematical functions, you want the axes to cross</span> <span class="comment">// at the 0 mark:</span> chart-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html#af966d6ee6b2e43e6b26e794459005375">axis</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/group__charts.html#ggaddb678f67fbd9f374fcee0922f158c9fa2a592919e6cbd94bf09e1259559499b5">XAxis</a>).<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1Chart_1_1WAxis.html#a6dab2f46117b85a4a6f439e4f194ee82">setLocation</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/group__charts.html#gga77eb6d0cefa4a012950ea972b471b849af2e58ce3483a5ec496f65fb808ce72b9">ZeroValue</a>); chart-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html#af966d6ee6b2e43e6b26e794459005375">axis</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/group__charts.html#ggaddb678f67fbd9f374fcee0922f158c9fa2e1017fdef77b4663715c3d7663a4db4">YAxis</a>).<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1Chart_1_1WAxis.html#a6dab2f46117b85a4a6f439e4f194ee82">setLocation</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/group__charts.html#gga77eb6d0cefa4a012950ea972b471b849af2e58ce3483a5ec496f65fb808ce72b9">ZeroValue</a>); <span class="comment">// Provide space for the X and Y axis and title. </span> chart-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1Chart_1_1WAbstractChart.html#ace6ea85014f731c7034e4215710a8a48">setPlotAreaPadding</a>(80, Left); chart-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1Chart_1_1WAbstractChart.html#ace6ea85014f731c7034e4215710a8a48">setPlotAreaPadding</a>(40, Top | Bottom); <span class="comment">// Add the curves</span> <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1Chart_1_1WDataSeries.html">WDataSeries</a> s(1, <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/group__charts.html#gga44d64e4a9d08c7ef69648f4a9c3e4053a805880e23c0292fb7a66b2cda2a2f5bf">CurveSeries</a>); s.setShadow(<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WShadow.html">WShadow</a>(3, 3, <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WColor.html">WColor</a>(0, 0, 0, 127), 3)); chart-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html#afa4ac6588e6e2e0dd93320c3a0541d46">addSeries</a>(s); chart-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WPaintedWidget.html#aa57b940110d240951d0e3a6d03390319">resize</a>(800, 300); <span class="comment">// WPaintedWidget must be given explicit size</span> chart-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WWebWidget.html#a9795c18e926b26b97fcbabc62a1dd4e3">setMargin</a>(10, Top | Bottom); <span class="comment">// add margin vertically</span> chart-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WWebWidget.html#a9795c18e926b26b97fcbabc62a1dd4e3">setMargin</a>(WLength::Auto, Left | Right); <span class="comment">// center horizontally</span> <a class="code" href="classChartConfig.html" title="A class that allows configuration of a cartesian chart.">ChartConfig</a> *config = <span class="keyword">new</span> <a class="code" href="classChartConfig.html" title="A class that allows configuration of a cartesian chart.">ChartConfig</a>(chart, <span class="keyword">this</span>); config-><a class="code" href="classChartConfig.html#a5f4ddb33c53dc6907dcf73c2598ad0fa">setValueFill</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/group__charts.html#gga7236e5b04bdb6f393162842982b4d1a0a50b16db97a187f9acccdbeecf8732ff0">ZeroValueFill</a>); } </pre></div> </div> </div> <hr/>The documentation for this class was generated from the following files:<ul> <li>/home/koen/project/wt/public-git/wt/examples/charts/<a class="el" href="ChartsExample_8h_source.html">ChartsExample.h</a></li> <li>/home/koen/project/wt/public-git/wt/examples/charts/<a class="el" href="ChartsExample_8C_source.html">ChartsExample.C</a></li> </ul> </div> <hr size="1"><address style="text-align: right; margin: 3px"><small> Generated on Thu Nov 1 2012 for <a href="http://www.webtoolkit.eu/wt">the C++ Web Toolkit (Wt)</a> by <a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" border="0" style="vertical-align: middle; display: inline-block; height: 2em"></a> 1.7.5.1</small></address> </body> </html>