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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<h1>/home/koen/project/wt/public-git/wt/examples/charts/ChartsExample.C</h1><a href="ChartsExample_8C.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> * Copyright (C) 2008 Emweb bvba, Kessel-Lo, Belgium.</span>
<a name="l00003"></a>00003 <span class="comment"> *</span>
<a name="l00004"></a>00004 <span class="comment"> * See the LICENSE file for terms of use.</span>
<a name="l00005"></a>00005 <span class="comment"> */</span>
<a name="l00006"></a>00006
<a name="l00007"></a>00007 <span class="preprocessor">#include <math.h></span>
<a name="l00008"></a>00008 <span class="preprocessor">#include <fstream></span>
<a name="l00009"></a>00009
<a name="l00010"></a>00010 <span class="preprocessor">#include "<a class="code" href="ChartsExample_8h.html">ChartsExample.h</a>"</span>
<a name="l00011"></a>00011 <span class="preprocessor">#include "<a class="code" href="ChartConfig_8h.html">ChartConfig.h</a>"</span>
<a name="l00012"></a>00012 <span class="preprocessor">#include "<a class="code" href="charts_2CsvUtil_8h.html">CsvUtil.h</a>"</span>
<a name="l00013"></a>00013
<a name="l00014"></a>00014 <span class="preprocessor">#include <Wt/WApplication></span>
<a name="l00015"></a>00015 <span class="preprocessor">#include <Wt/WDate></span>
<a name="l00016"></a>00016 <span class="preprocessor">#include <Wt/WEnvironment></span>
<a name="l00017"></a>00017 <span class="preprocessor">#include <Wt/WStandardItemModel></span>
<a name="l00018"></a>00018 <span class="preprocessor">#include <Wt/WText></span>
<a name="l00019"></a>00019
<a name="l00020"></a>00020 <span class="preprocessor">#include <Wt/WBorderLayout></span>
<a name="l00021"></a>00021 <span class="preprocessor">#include <Wt/WFitLayout></span>
<a name="l00022"></a>00022
<a name="l00023"></a>00023 <span class="preprocessor">#include <Wt/Ext/Calendar></span>
<a name="l00024"></a>00024 <span class="preprocessor">#include <Wt/Ext/Container></span>
<a name="l00025"></a>00025 <span class="preprocessor">#include <Wt/Ext/DateField></span>
<a name="l00026"></a>00026 <span class="preprocessor">#include <Wt/Ext/LineEdit></span>
<a name="l00027"></a>00027 <span class="preprocessor">#include <Wt/Ext/NumberField></span>
<a name="l00028"></a>00028 <span class="preprocessor">#include <Wt/Ext/Panel></span>
<a name="l00029"></a>00029 <span class="preprocessor">#include <Wt/Ext/TableView></span>
<a name="l00030"></a>00030
<a name="l00031"></a>00031 <span class="preprocessor">#include <Wt/Chart/WCartesianChart></span>
<a name="l00032"></a>00032 <span class="preprocessor">#include <Wt/Chart/WPieChart></span>
<a name="l00033"></a>00033
<a name="l00034"></a>00034 <span class="keyword">using namespace </span>Wt;
<a name="l00035"></a>00035 <span class="keyword">using namespace </span>Wt::Chart;
<a name="l00036"></a>00036 <span class="keyword">namespace </span>{
<a name="l00037"></a><a class="code" href="ChartsExample_8C.html#ffec5e7d98eb601a40bf039d67cd7982">00037</a> <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WAbstractItemModel.html">WAbstractItemModel</a> *<a class="code" href="ChartsExample_8C.html#ffec5e7d98eb601a40bf039d67cd7982">readCsvFile</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *fname,
<a name="l00038"></a>00038 <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WContainerWidget.html">WContainerWidget</a> *parent)
<a name="l00039"></a>00039 {
<a name="l00040"></a>00040 <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>(0, 0, parent);
<a name="l00041"></a>00041 std::ifstream f(fname);
<a name="l00042"></a>00042
<a name="l00043"></a>00043 <span class="keywordflow">if</span> (f) {
<a name="l00044"></a>00044 <a class="code" href="group__chartsexample.html#g1ce51cd14c57073cb7839d5e05b59c65" title="Utility function that reads a model from a CSV file.">readFromCsv</a>(f, model);
<a name="l00045"></a>00045 <span class="keywordflow">return</span> model;
<a name="l00046"></a>00046 } <span class="keywordflow">else</span> {
<a name="l00047"></a>00047 <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WString.html">WString</a> error(WString::tr(<span class="stringliteral">"error-missing-data"</span>));
<a name="l00048"></a>00048 error.<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WString.html#1c3d0d7790282777ce13edececfe0095">arg</a>(fname, <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WString.html#55b820090cc9d15753301df90e35fd5292c04a55980fec5344377e55b271cfd0">UTF8</a>);
<a name="l00049"></a>00049 <span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WText.html">WText</a>(error, parent);
<a name="l00050"></a>00050 <span class="keywordflow">return</span> 0;
<a name="l00051"></a>00051 }
<a name="l00052"></a>00052 }
<a name="l00053"></a>00053 }
<a name="l00054"></a>00054
<a name="l00055"></a><a class="code" href="classChartsExample.html#d23e2aadfb8bbab5cb2c6aaf9fd25389">00055</a> <a class="code" href="classChartsExample.html#d23e2aadfb8bbab5cb2c6aaf9fd25389" title="Constructor.">ChartsExample::ChartsExample</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WContainerWidget.html">WContainerWidget</a> *root)
<a name="l00056"></a>00056 : <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WContainerWidget.html">WContainerWidget</a>(root)
<a name="l00057"></a>00057 {
<a name="l00058"></a>00058 <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">"introduction"</span>), <span class="keyword">this</span>);
<a name="l00059"></a>00059
<a name="l00060"></a>00060 <span class="keyword">new</span> <a class="code" href="classCategoryExample.html" title="A Widget that demonstrates a category chart.">CategoryExample</a>(<span class="keyword">this</span>);
<a name="l00061"></a>00061 <span class="keyword">new</span> <a class="code" href="classTimeSeriesExample.html" title="A widget that demonstrates a times series chart.">TimeSeriesExample</a>(<span class="keyword">this</span>);
<a name="l00062"></a>00062 <span class="keyword">new</span> <a class="code" href="classScatterPlotExample.html" title="A Widget that demonstrates a scatter plot.">ScatterPlotExample</a>(<span class="keyword">this</span>);
<a name="l00063"></a>00063 <span class="keyword">new</span> <a class="code" href="classPieExample.html" title="A Widget that demonstrates a Pie chart.">PieExample</a>(<span class="keyword">this</span>);
<a name="l00064"></a>00064 }
<a name="l00065"></a>00065
<a name="l00066"></a><a class="code" href="classCategoryExample.html#d1918a1ab288d28676e215be15919769">00066</a> <a class="code" href="classCategoryExample.html#d1918a1ab288d28676e215be15919769" title="Creates the category chart example.">CategoryExample::CategoryExample</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WContainerWidget.html">Wt::WContainerWidget</a> *<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WWidget.html#3461e31818c4d2f516641bdaf508312a">parent</a>):
<a name="l00067"></a>00067 <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WContainerWidget.html">WContainerWidget</a>(parent)
<a name="l00068"></a>00068 {
<a name="l00069"></a>00069 <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">"category chart"</span>), <span class="keyword">this</span>);
<a name="l00070"></a>00070
<a name="l00071"></a>00071 <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WAbstractItemModel.html">WAbstractItemModel</a> *model = <a class="code" href="ChartsExample_8C.html#ffec5e7d98eb601a40bf039d67cd7982">readCsvFile</a>(<span class="stringliteral">"category.csv"</span>, <span class="keyword">this</span>);
<a name="l00072"></a>00072
<a name="l00073"></a>00073 <span class="keywordflow">if</span> (!model)
<a name="l00074"></a>00074 <span class="keywordflow">return</span>;
<a name="l00075"></a>00075
<a name="l00076"></a>00076 <span class="comment">/*</span>
<a name="l00077"></a>00077 <span class="comment"> * If we have JavaScript, show an Ext table view that allows editing</span>
<a name="l00078"></a>00078 <span class="comment"> * of the model.</span>
<a name="l00079"></a>00079 <span class="comment"> */</span>
<a name="l00080"></a>00080 <span class="keywordflow">if</span> (wApp->environment().javaScript()) {
<a name="l00081"></a>00081 <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WContainerWidget.html">WContainerWidget</a> *w = <span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WContainerWidget.html#520ba6e52a36a7f2efbef1a31a69e898">WContainerWidget</a>(<span class="keyword">this</span>);
<a name="l00082"></a>00082 <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Ext_1_1TableView.html">Ext::TableView</a> *table = <span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Ext_1_1TableView.html">Ext::TableView</a>(w);
<a name="l00083"></a>00083 table-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WWebWidget.html#07719d06da0dd17af2381c663e8fb0b7">setMargin</a>(10, <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a368b058364f8c2380c1d369a321f22f92">Top</a> | <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a387ae7d3cb692a5a4e8f18a7fea93a8a8">Bottom</a>);
<a name="l00084"></a>00084 table-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WWebWidget.html#07719d06da0dd17af2381c663e8fb0b7">setMargin</a>(WLength::Auto, <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a36568fecac7c7d7223afaed240bcfdd9e">Left</a> | <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a3cf431c3ce5eb6f14c0390feb14a68004">Right</a>);
<a name="l00085"></a>00085 table-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WWebWidget.html#e1b84e31581405358b6d57ec14505234">resize</a>(500, 175);
<a name="l00086"></a>00086 table-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Ext_1_1TableView.html#e749720b6992ecf62a900bbc45a5607d">setModel</a>(model);
<a name="l00087"></a>00087 table-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Ext_1_1TableView.html#88f1de406a741b47533311d249a168dc">setAutoExpandColumn</a>(0);
<a name="l00088"></a>00088
<a name="l00089"></a>00089 table-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Ext_1_1TableView.html#8fce08c9e2b06463377342e03f2970d2">setEditor</a>(0, <span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Ext_1_1LineEdit.html">Ext::LineEdit</a>());
<a name="l00090"></a>00090
<a name="l00091"></a>00091 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 1; i < model-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WAbstractItemModel.html#bcf7912a95a0a60f8e9b1c37d30b8383">columnCount</a>(); ++i) {
<a name="l00092"></a>00092 <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Ext_1_1NumberField.html">Ext::NumberField</a> *nf = <span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Ext_1_1NumberField.html">Ext::NumberField</a>();
<a name="l00093"></a>00093 table-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Ext_1_1TableView.html#8fce08c9e2b06463377342e03f2970d2">setEditor</a>(i, nf);
<a name="l00094"></a>00094 }
<a name="l00095"></a>00095 }
<a name="l00096"></a>00096
<a name="l00097"></a>00097 <span class="comment">/*</span>
<a name="l00098"></a>00098 <span class="comment"> * Create the category chart.</span>
<a name="l00099"></a>00099 <span class="comment"> */</span>
<a name="l00100"></a>00100 <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>);
<a name="l00101"></a>00101 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WAbstractChart.html#a23d116689e939301470398df8ad5c8b">setModel</a>(model); <span class="comment">// set the model</span>
<a name="l00102"></a>00102 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html#6c954fa4ed6d73f00ee973bfe3af5ed0">setXSeriesColumn</a>(0); <span class="comment">// set the column that holds the categories</span>
<a name="l00103"></a>00103 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html#26c3d97f4884da079e01e7b50447a915">setLegendEnabled</a>(<span class="keyword">true</span>); <span class="comment">// enable the legend</span>
<a name="l00104"></a>00104
<a name="l00105"></a>00105 <span class="comment">// Provide space for the X and Y axis and title. </span>
<a name="l00106"></a>00106 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WAbstractChart.html#ce6ea85014f731c7034e4215710a8a48">setPlotAreaPadding</a>(100, <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a36568fecac7c7d7223afaed240bcfdd9e">Left</a>);
<a name="l00107"></a>00107 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WAbstractChart.html#ce6ea85014f731c7034e4215710a8a48">setPlotAreaPadding</a>(50, <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a368b058364f8c2380c1d369a321f22f92">Top</a> | <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a387ae7d3cb692a5a4e8f18a7fea93a8a8">Bottom</a>);
<a name="l00108"></a>00108
<a name="l00109"></a>00109 <span class="comment">//chart->axis(YAxis).setBreak(70, 110);</span>
<a name="l00110"></a>00110
<a name="l00111"></a>00111 <span class="comment">/*</span>
<a name="l00112"></a>00112 <span class="comment"> * Add all (but first) column as bar series</span>
<a name="l00113"></a>00113 <span class="comment"> */</span>
<a name="l00114"></a>00114 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 1; i < model-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WAbstractItemModel.html#bcf7912a95a0a60f8e9b1c37d30b8383">columnCount</a>(); ++i) {
<a name="l00115"></a>00115 <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WDataSeries.html">WDataSeries</a> s(i, <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/group__charts.html#gg44d64e4a9d08c7ef69648f4a9c3e40536751dbd7ed4600a4befa967107a6dde8">BarSeries</a>);
<a name="l00116"></a>00116 s.<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WDataSeries.html#683e2c2d0d4b94631be803600b519e9a">setShadow</a>(<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));
<a name="l00117"></a>00117 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html#fa4ac6588e6e2e0dd93320c3a0541d46">addSeries</a>(s);
<a name="l00118"></a>00118 }
<a name="l00119"></a>00119
<a name="l00120"></a>00120 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WPaintedWidget.html#a57b940110d240951d0e3a6d03390319">resize</a>(800, 400); <span class="comment">// WPaintedWidget must be given explicit size</span>
<a name="l00121"></a>00121
<a name="l00122"></a>00122 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WWebWidget.html#07719d06da0dd17af2381c663e8fb0b7">setMargin</a>(10, <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a368b058364f8c2380c1d369a321f22f92">Top</a> | <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a387ae7d3cb692a5a4e8f18a7fea93a8a8">Bottom</a>); <span class="comment">// add margin vertically</span>
<a name="l00123"></a>00123 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WWebWidget.html#07719d06da0dd17af2381c663e8fb0b7">setMargin</a>(WLength::Auto, <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a36568fecac7c7d7223afaed240bcfdd9e">Left</a> | <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a3cf431c3ce5eb6f14c0390feb14a68004">Right</a>); <span class="comment">// center horizontally</span>
<a name="l00124"></a>00124
<a name="l00125"></a>00125 <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>);
<a name="l00126"></a>00126 }
<a name="l00127"></a>00127
<a name="l00128"></a><a class="code" href="classTimeSeriesExample.html#696c3e952d1f9b4ed3bdbf415f1634a5">00128</a> <a class="code" href="classTimeSeriesExample.html#696c3e952d1f9b4ed3bdbf415f1634a5" title="Creates the time series scatter plot example.">TimeSeriesExample::TimeSeriesExample</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WContainerWidget.html">Wt::WContainerWidget</a> *<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WWidget.html#3461e31818c4d2f516641bdaf508312a">parent</a>):
<a name="l00129"></a>00129 <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WContainerWidget.html">WContainerWidget</a>(parent)
<a name="l00130"></a>00130 {
<a name="l00131"></a>00131 <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"</span>), <span class="keyword">this</span>);
<a name="l00132"></a>00132
<a name="l00133"></a>00133 <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WAbstractItemModel.html">WAbstractItemModel</a> *model = <a class="code" href="ChartsExample_8C.html#ffec5e7d98eb601a40bf039d67cd7982">readCsvFile</a>(<span class="stringliteral">"timeseries.csv"</span>, <span class="keyword">this</span>);
<a name="l00134"></a>00134
<a name="l00135"></a>00135 <span class="keywordflow">if</span> (!model)
<a name="l00136"></a>00136 <span class="keywordflow">return</span>;
<a name="l00137"></a>00137
<a name="l00138"></a>00138 <span class="comment">/*</span>
<a name="l00139"></a>00139 <span class="comment"> * Parse the first column as dates</span>
<a name="l00140"></a>00140 <span class="comment"> */</span>
<a name="l00141"></a>00141 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < model-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WAbstractItemModel.html#b0709a8f71fd5df882f29bb29fd055f0">rowCount</a>(); ++i) {
<a name="l00142"></a>00142 <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WString.html">WString</a> s = asString(model-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WAbstractItemModel.html#9112b74d160f916ef75fb6c1c09dd8fe">data</a>(i, 0));
<a name="l00143"></a>00143 <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WDate.html">WDate</a> d = WDate::fromString(s, <span class="stringliteral">"dd/MM/yy"</span>);
<a name="l00144"></a>00144 model-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WAbstractItemModel.html#70856db8c322be8c7f397a932165a943">setData</a>(i, 0, boost::any(d));
<a name="l00145"></a>00145 }
<a name="l00146"></a>00146
<a name="l00147"></a>00147 <span class="comment">/*</span>
<a name="l00148"></a>00148 <span class="comment"> * Create the scatter plot.</span>
<a name="l00149"></a>00149 <span class="comment"> */</span>
<a name="l00150"></a>00150 <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>);
<a name="l00151"></a>00151 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WAbstractChart.html#a23d116689e939301470398df8ad5c8b">setModel</a>(model); <span class="comment">// set the model</span>
<a name="l00152"></a>00152 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html#6c954fa4ed6d73f00ee973bfe3af5ed0">setXSeriesColumn</a>(0); <span class="comment">// set the column that holds the X data</span>
<a name="l00153"></a>00153 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html#26c3d97f4884da079e01e7b50447a915">setLegendEnabled</a>(<span class="keyword">true</span>); <span class="comment">// enable the legend</span>
<a name="l00154"></a>00154
<a name="l00155"></a>00155 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html#02775290965d59ffba03da574925e387">setType</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/group__charts.html#gg8d63464f873580c77508e1c0c26cbfea6ddab43d32242eb28831938a1e469a1f">ScatterPlot</a>); <span class="comment">// set type to ScatterPlot</span>
<a name="l00156"></a>00156 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html#f966d6ee6b2e43e6b26e794459005375">axis</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/group__charts.html#ggddb678f67fbd9f374fcee0922f158c9f2a592919e6cbd94bf09e1259559499b5">XAxis</a>).<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WAxis.html#b067037b83d1d663535250968a1776d8">setScale</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/group__charts.html#ggdfcaed8cd6ff52f5747f7df48f2eeab6aa627030efa552170a889d7a80a65a12">DateScale</a>); <span class="comment">// set scale of X axis to DateScale</span>
<a name="l00157"></a>00157
<a name="l00158"></a>00158 <span class="comment">// Provide space for the X and Y axis and title. </span>
<a name="l00159"></a>00159 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WAbstractChart.html#ce6ea85014f731c7034e4215710a8a48">setPlotAreaPadding</a>(100, <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a36568fecac7c7d7223afaed240bcfdd9e">Left</a>);
<a name="l00160"></a>00160 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WAbstractChart.html#ce6ea85014f731c7034e4215710a8a48">setPlotAreaPadding</a>(50, <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a368b058364f8c2380c1d369a321f22f92">Top</a> | <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a387ae7d3cb692a5a4e8f18a7fea93a8a8">Bottom</a>);
<a name="l00161"></a>00161
<a name="l00162"></a>00162 <span class="comment">/*</span>
<a name="l00163"></a>00163 <span class="comment"> * Add first two columns as line series</span>
<a name="l00164"></a>00164 <span class="comment"> */</span>
<a name="l00165"></a>00165 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 1; i < 3; ++i) {
<a name="l00166"></a>00166 <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WDataSeries.html">WDataSeries</a> s(i, <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/group__charts.html#gg44d64e4a9d08c7ef69648f4a9c3e40532582c20d00d806d8a175e2f5c0207591">LineSeries</a>);
<a name="l00167"></a>00167 s.<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WDataSeries.html#683e2c2d0d4b94631be803600b519e9a">setShadow</a>(<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));
<a name="l00168"></a>00168 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html#fa4ac6588e6e2e0dd93320c3a0541d46">addSeries</a>(s);
<a name="l00169"></a>00169 }
<a name="l00170"></a>00170
<a name="l00171"></a>00171 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WPaintedWidget.html#a57b940110d240951d0e3a6d03390319">resize</a>(800, 400); <span class="comment">// WPaintedWidget must be given explicit size</span>
<a name="l00172"></a>00172
<a name="l00173"></a>00173 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WWebWidget.html#07719d06da0dd17af2381c663e8fb0b7">setMargin</a>(10, <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a368b058364f8c2380c1d369a321f22f92">Top</a> | <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a387ae7d3cb692a5a4e8f18a7fea93a8a8">Bottom</a>); <span class="comment">// add margin vertically</span>
<a name="l00174"></a>00174 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WWebWidget.html#07719d06da0dd17af2381c663e8fb0b7">setMargin</a>(WLength::Auto, <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a36568fecac7c7d7223afaed240bcfdd9e">Left</a> | <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a3cf431c3ce5eb6f14c0390feb14a68004">Right</a>); <span class="comment">// center horizontally</span>
<a name="l00175"></a>00175
<a name="l00176"></a>00176 <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>);
<a name="l00177"></a>00177 }
<a name="l00178"></a>00178
<a name="l00179"></a><a class="code" href="classScatterPlotExample.html#75f30afe584a342437d901217fd232db">00179</a> <a class="code" href="classScatterPlotExample.html#75f30afe584a342437d901217fd232db" title="Creates the scatter plot example.">ScatterPlotExample::ScatterPlotExample</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WContainerWidget.html">WContainerWidget</a> *<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WWidget.html#3461e31818c4d2f516641bdaf508312a">parent</a>):
<a name="l00180"></a>00180 <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WContainerWidget.html">WContainerWidget</a>(parent)
<a name="l00181"></a>00181 {
<a name="l00182"></a>00182 <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 name="l00183"></a>00183
<a name="l00184"></a>00184 <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>);
<a name="l00185"></a>00185 model-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WAbstractItemModel.html#57f5d417f933440db0d38ece7dd370f4">setHeaderData</a>(0, boost::any(<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WString.html">WString</a>(<span class="stringliteral">"X"</span>)));
<a name="l00186"></a>00186 model-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WAbstractItemModel.html#57f5d417f933440db0d38ece7dd370f4">setHeaderData</a>(1, boost::any(<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WString.html">WString</a>(<span class="stringliteral">"Y = sin(X)"</span>)));
<a name="l00187"></a>00187
<a name="l00188"></a>00188 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < 40; ++i) {
<a name="l00189"></a>00189 <span class="keywordtype">double</span> x = (<span class="keyword">static_cast<</span><span class="keywordtype">double</span><span class="keyword">></span>(i) - 20) / 4;
<a name="l00190"></a>00190
<a name="l00191"></a>00191 model-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WAbstractItemModel.html#70856db8c322be8c7f397a932165a943">setData</a>(i, 0, boost::any(x));
<a name="l00192"></a>00192 model-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WAbstractItemModel.html#70856db8c322be8c7f397a932165a943">setData</a>(i, 1, boost::any(sin(x)));
<a name="l00193"></a>00193 }
<a name="l00194"></a>00194
<a name="l00195"></a>00195 <span class="comment">/*</span>
<a name="l00196"></a>00196 <span class="comment"> * Create the scatter plot.</span>
<a name="l00197"></a>00197 <span class="comment"> */</span>
<a name="l00198"></a>00198 <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>);
<a name="l00199"></a>00199 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WAbstractChart.html#a23d116689e939301470398df8ad5c8b">setModel</a>(model); <span class="comment">// set the model</span>
<a name="l00200"></a>00200 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html#6c954fa4ed6d73f00ee973bfe3af5ed0">setXSeriesColumn</a>(0); <span class="comment">// set the column that holds the X data</span>
<a name="l00201"></a>00201 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html#26c3d97f4884da079e01e7b50447a915">setLegendEnabled</a>(<span class="keyword">true</span>); <span class="comment">// enable the legend</span>
<a name="l00202"></a>00202
<a name="l00203"></a>00203 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html#02775290965d59ffba03da574925e387">setType</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/group__charts.html#gg8d63464f873580c77508e1c0c26cbfea6ddab43d32242eb28831938a1e469a1f">ScatterPlot</a>); <span class="comment">// set type to ScatterPlot</span>
<a name="l00204"></a>00204
<a name="l00205"></a>00205 <span class="comment">// Typically, for mathematical functions, you want the axes to cross</span>
<a name="l00206"></a>00206 <span class="comment">// at the 0 mark:</span>
<a name="l00207"></a>00207 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html#f966d6ee6b2e43e6b26e794459005375">axis</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/group__charts.html#ggddb678f67fbd9f374fcee0922f158c9f2a592919e6cbd94bf09e1259559499b5">XAxis</a>).<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WAxis.html#6dab2f46117b85a4a6f439e4f194ee82">setLocation</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/group__charts.html#gg77eb6d0cefa4a012950ea972b471b849f2e58ce3483a5ec496f65fb808ce72b9">ZeroValue</a>);
<a name="l00208"></a>00208 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html#f966d6ee6b2e43e6b26e794459005375">axis</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/group__charts.html#ggddb678f67fbd9f374fcee0922f158c9f2e1017fdef77b4663715c3d7663a4db4">YAxis</a>).<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WAxis.html#6dab2f46117b85a4a6f439e4f194ee82">setLocation</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/group__charts.html#gg77eb6d0cefa4a012950ea972b471b849f2e58ce3483a5ec496f65fb808ce72b9">ZeroValue</a>);
<a name="l00209"></a>00209
<a name="l00210"></a>00210 <span class="comment">// Provide space for the X and Y axis and title. </span>
<a name="l00211"></a>00211 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WAbstractChart.html#ce6ea85014f731c7034e4215710a8a48">setPlotAreaPadding</a>(100, <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a36568fecac7c7d7223afaed240bcfdd9e">Left</a>);
<a name="l00212"></a>00212 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WAbstractChart.html#ce6ea85014f731c7034e4215710a8a48">setPlotAreaPadding</a>(50, <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a368b058364f8c2380c1d369a321f22f92">Top</a> | <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a387ae7d3cb692a5a4e8f18a7fea93a8a8">Bottom</a>);
<a name="l00213"></a>00213
<a name="l00214"></a>00214 <span class="comment">// Add the curves</span>
<a name="l00215"></a>00215 <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#gg44d64e4a9d08c7ef69648f4a9c3e4053805880e23c0292fb7a66b2cda2a2f5bf">CurveSeries</a>);
<a name="l00216"></a>00216 s.<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WDataSeries.html#683e2c2d0d4b94631be803600b519e9a">setShadow</a>(<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));
<a name="l00217"></a>00217 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html#fa4ac6588e6e2e0dd93320c3a0541d46">addSeries</a>(s);
<a name="l00218"></a>00218
<a name="l00219"></a>00219 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WPaintedWidget.html#a57b940110d240951d0e3a6d03390319">resize</a>(800, 300); <span class="comment">// WPaintedWidget must be given explicit size</span>
<a name="l00220"></a>00220
<a name="l00221"></a>00221 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WWebWidget.html#07719d06da0dd17af2381c663e8fb0b7">setMargin</a>(10, <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a368b058364f8c2380c1d369a321f22f92">Top</a> | <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a387ae7d3cb692a5a4e8f18a7fea93a8a8">Bottom</a>); <span class="comment">// add margin vertically</span>
<a name="l00222"></a>00222 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WWebWidget.html#07719d06da0dd17af2381c663e8fb0b7">setMargin</a>(WLength::Auto, <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a36568fecac7c7d7223afaed240bcfdd9e">Left</a> | <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a3cf431c3ce5eb6f14c0390feb14a68004">Right</a>); <span class="comment">// center horizontally</span>
<a name="l00223"></a>00223
<a name="l00224"></a>00224 <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>);
<a name="l00225"></a>00225 config-><a class="code" href="classChartConfig.html#5f4ddb33c53dc6907dcf73c2598ad0fa">setValueFill</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/group__charts.html#gg7236e5b04bdb6f393162842982b4d1a050b16db97a187f9acccdbeecf8732ff0">ZeroValueFill</a>);
<a name="l00226"></a>00226 }
<a name="l00227"></a>00227
<a name="l00228"></a><a class="code" href="classPieExample.html#23e7441e0e0e19e4dda48ee17bf651ca">00228</a> <a class="code" href="classPieExample.html#23e7441e0e0e19e4dda48ee17bf651ca" title="Creates the pie chart example.">PieExample::PieExample</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WContainerWidget.html">WContainerWidget</a> *<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WWidget.html#3461e31818c4d2f516641bdaf508312a">parent</a>):
<a name="l00229"></a>00229 <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WContainerWidget.html">WContainerWidget</a>(parent)
<a name="l00230"></a>00230 {
<a name="l00231"></a>00231 <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">"pie chart"</span>), <span class="keyword">this</span>);
<a name="l00232"></a>00232
<a name="l00233"></a>00233 <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WAbstractItemModel.html">WAbstractItemModel</a> *model = <a class="code" href="ChartsExample_8C.html#ffec5e7d98eb601a40bf039d67cd7982">readCsvFile</a>(<span class="stringliteral">"pie.csv"</span>, <span class="keyword">this</span>);
<a name="l00234"></a>00234
<a name="l00235"></a>00235 <span class="keywordflow">if</span> (!model)
<a name="l00236"></a>00236 <span class="keywordflow">return</span>;
<a name="l00237"></a>00237
<a name="l00238"></a>00238 <span class="comment">/*</span>
<a name="l00239"></a>00239 <span class="comment"> * If we have JavaScript, show an Ext table view that allows editing</span>
<a name="l00240"></a>00240 <span class="comment"> * of the model.</span>
<a name="l00241"></a>00241 <span class="comment"> */</span>
<a name="l00242"></a>00242 <span class="keywordflow">if</span> (wApp->environment().javaScript()) {
<a name="l00243"></a>00243 <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WContainerWidget.html">WContainerWidget</a> *w = <span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WContainerWidget.html#520ba6e52a36a7f2efbef1a31a69e898">WContainerWidget</a>(<span class="keyword">this</span>);
<a name="l00244"></a>00244 <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Ext_1_1TableView.html">Ext::TableView</a> *table = <span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Ext_1_1TableView.html">Ext::TableView</a>(w);
<a name="l00245"></a>00245 table-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WWebWidget.html#07719d06da0dd17af2381c663e8fb0b7">setMargin</a>(10, <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a368b058364f8c2380c1d369a321f22f92">Top</a> | <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a387ae7d3cb692a5a4e8f18a7fea93a8a8">Bottom</a>);
<a name="l00246"></a>00246 table-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WWebWidget.html#07719d06da0dd17af2381c663e8fb0b7">setMargin</a>(WLength::Auto, <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a36568fecac7c7d7223afaed240bcfdd9e">Left</a> | <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a3cf431c3ce5eb6f14c0390feb14a68004">Right</a>);
<a name="l00247"></a>00247 table-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WWebWidget.html#e1b84e31581405358b6d57ec14505234">resize</a>(300, 175);
<a name="l00248"></a>00248 table-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Ext_1_1TableView.html#e749720b6992ecf62a900bbc45a5607d">setModel</a>(model);
<a name="l00249"></a>00249 table-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Ext_1_1TableView.html#88f1de406a741b47533311d249a168dc">setAutoExpandColumn</a>(0);
<a name="l00250"></a>00250
<a name="l00251"></a>00251 table-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Ext_1_1TableView.html#8fce08c9e2b06463377342e03f2970d2">setEditor</a>(0, <span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Ext_1_1LineEdit.html">Ext::LineEdit</a>());
<a name="l00252"></a>00252
<a name="l00253"></a>00253 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 1; i < model-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WAbstractItemModel.html#bcf7912a95a0a60f8e9b1c37d30b8383">columnCount</a>(); ++i)
<a name="l00254"></a>00254 table-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Ext_1_1TableView.html#8fce08c9e2b06463377342e03f2970d2">setEditor</a>(i, <span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Ext_1_1NumberField.html">Ext::NumberField</a>());
<a name="l00255"></a>00255 }
<a name="l00256"></a>00256
<a name="l00257"></a>00257 <span class="comment">/*</span>
<a name="l00258"></a>00258 <span class="comment"> * Create the pie chart.</span>
<a name="l00259"></a>00259 <span class="comment"> */</span>
<a name="l00260"></a>00260 <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WPieChart.html">WPieChart</a> *chart = <span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WPieChart.html">WPieChart</a>(<span class="keyword">this</span>);
<a name="l00261"></a>00261 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WAbstractChart.html#a23d116689e939301470398df8ad5c8b">setModel</a>(model); <span class="comment">// set the model</span>
<a name="l00262"></a>00262 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WPieChart.html#a40bfd3f2095106f8081596b235de4c6">setLabelsColumn</a>(0); <span class="comment">// set the column that holds the labels</span>
<a name="l00263"></a>00263 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WPieChart.html#3692ea22a1417e599e9358b0ed5a723d">setDataColumn</a>(1); <span class="comment">// set the column that holds the data</span>
<a name="l00264"></a>00264
<a name="l00265"></a>00265 <span class="comment">// configure location and type of labels</span>
<a name="l00266"></a>00266 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WPieChart.html#89324f6159e5893e1ddd368718d00e5d">setDisplayLabels</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/group__charts.html#gg9345394a8eeda6800d8a24c5df44d98388861128e109b6a63e76a311dc57e408">Outside</a> | <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/group__charts.html#gg9345394a8eeda6800d8a24c5df44d98360df9add81425373c20fafe8c4e40b0e">TextLabel</a> | <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/group__charts.html#gg9345394a8eeda6800d8a24c5df44d983307741727c5ef5e33efcd347a0853e50">TextPercentage</a>);
<a name="l00267"></a>00267
<a name="l00268"></a>00268 <span class="comment">// enable a 3D effect</span>
<a name="l00269"></a>00269 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WPieChart.html#e36d57f4c2801cb8599a1bc99e340a24">setPerspectiveEnabled</a>(<span class="keyword">true</span>, 0.2);
<a name="l00270"></a>00270
<a name="l00271"></a>00271 <span class="comment">// explode the first item</span>
<a name="l00272"></a>00272 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WPieChart.html#4a2bfe0c147b5433d340d49351b5032c">setExplode</a>(0, 0.3);
<a name="l00273"></a>00273
<a name="l00274"></a>00274 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WPaintedWidget.html#a57b940110d240951d0e3a6d03390319">resize</a>(800, 300); <span class="comment">// WPaintedWidget must be given explicit size</span>
<a name="l00275"></a>00275
<a name="l00276"></a>00276 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WWebWidget.html#07719d06da0dd17af2381c663e8fb0b7">setMargin</a>(10, <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a368b058364f8c2380c1d369a321f22f92">Top</a> | <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a387ae7d3cb692a5a4e8f18a7fea93a8a8">Bottom</a>); <span class="comment">// add margin vertically</span>
<a name="l00277"></a>00277 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WWebWidget.html#07719d06da0dd17af2381c663e8fb0b7">setMargin</a>(WLength::Auto, <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a36568fecac7c7d7223afaed240bcfdd9e">Left</a> | <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/namespaceWt.html#5a6f4636bcc6ab3c075165d249b3a5a3cf431c3ce5eb6f14c0390feb14a68004">Right</a>); <span class="comment">// center horizontally</span>
<a name="l00278"></a>00278 }
<a name="l00279"></a>00279
</pre></div></div>
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