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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<title>Wt examples: PieExample Class Reference</title>
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<div id="projectname">Wt examples
 <span id="projectnumber">3.2.1</span>
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<div class="header">
<div class="summary">
<a href="#pub-methods">Public Member Functions</a> </div>
<div class="headertitle">
<div class="title">PieExample Class Reference<div class="ingroups"><a class="el" href="group__chartsexample.html">Charts example</a></div></div> </div>
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<div class="contents">
<!-- doxytag: class="PieExample" --><!-- doxytag: inherits="Wt::WContainerWidget" -->
<p>A Widget that demonstrates a Pie chart.
<a href="classPieExample.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 PieExample:</div>
<div class="dyncontent">
<div class="center"><img src="classPieExample__inherit__graph.png" border="0" usemap="#PieExample_inherit__map" alt="Inheritance graph"/></div>
<map name="PieExample_inherit__map" id="PieExample_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="classPieExample-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="classPieExample.html#a23e7441e0e0e19e4dda48ee17bf651ca">PieExample</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 pie chart example. <a href="#a23e7441e0e0e19e4dda48ee17bf651ca"></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 Pie chart. </p>
<p>Definition at line <a class="el" href="ChartsExample_8h_source.html#l00059">59</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="a23e7441e0e0e19e4dda48ee17bf651ca"></a><!-- doxytag: member="PieExample::PieExample" ref="a23e7441e0e0e19e4dda48ee17bf651ca" args="(Wt::WContainerWidget *parent)" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">PieExample::PieExample </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 pie chart example. </p>
<p>Definition at line <a class="el" href="ChartsExample_8C_source.html#l00301">301</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">"pie chart"</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>(<span class="keyword">this</span>);
<span class="comment">//headers</span>
model-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WAbstractItemModel.html#a1eded9eb68b9247ae2ff371f74a5e5f2">insertColumns</a>(model-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WAbstractItemModel.html#abcf7912a95a0a60f8e9b1c37d30b8383">columnCount</a>(), 2);
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">"Item"</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">"Sales"</span>));
<span class="comment">//data</span>
model-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WAbstractItemModel.html#abcafc38dc24fd9edf70eafe834ca411d">insertRows</a>(model-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WAbstractItemModel.html#ab0709a8f71fd5df882f29bb29fd055f0">rowCount</a>(), 6);
<span class="keywordtype">int</span> row = 0;
model-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WAbstractItemModel.html#a70856db8c322be8c7f397a932165a943">setData</a>(row, 0, <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WString.html">WString</a>(<span class="stringliteral">"Blueberry"</span>));
model-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WAbstractItemModel.html#a70856db8c322be8c7f397a932165a943">setData</a>(row, 1, 120);
<span class="comment">// model->setData(row, 1, WString("Blueberry"), ToolTipRole);</span>
row++;
model-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WAbstractItemModel.html#a70856db8c322be8c7f397a932165a943">setData</a>(row, 0, <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WString.html">WString</a>(<span class="stringliteral">"Cherry"</span>));
model-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WAbstractItemModel.html#a70856db8c322be8c7f397a932165a943">setData</a>(row, 1, 30);
row++;
model-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WAbstractItemModel.html#a70856db8c322be8c7f397a932165a943">setData</a>(row, 0, <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WString.html">WString</a>(<span class="stringliteral">"Apple"</span>));
model-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WAbstractItemModel.html#a70856db8c322be8c7f397a932165a943">setData</a>(row, 1, 260);
row++;
model-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WAbstractItemModel.html#a70856db8c322be8c7f397a932165a943">setData</a>(row, 0, <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WString.html">WString</a>(<span class="stringliteral">"Boston Cream"</span>));
model-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WAbstractItemModel.html#a70856db8c322be8c7f397a932165a943">setData</a>(row, 1, 160);
row++;
model-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WAbstractItemModel.html#a70856db8c322be8c7f397a932165a943">setData</a>(row, 0, <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WString.html">WString</a>(<span class="stringliteral">"Other"</span>));
model-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WAbstractItemModel.html#a70856db8c322be8c7f397a932165a943">setData</a>(row, 1, 40);
row++;
model-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WAbstractItemModel.html#a70856db8c322be8c7f397a932165a943">setData</a>(row, 0, <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WString.html">WString</a>(<span class="stringliteral">"Vanilla Cream"</span>));
model-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WAbstractItemModel.html#a70856db8c322be8c7f397a932165a943">setData</a>(row, 1, 120);
row++;
<span class="comment">//set all items to be editable and selectable</span>
<span class="keywordflow">for</span> (<span class="keywordtype">int</span> row = 0; row < model-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WAbstractItemModel.html#ab0709a8f71fd5df882f29bb29fd055f0">rowCount</a>(); ++row)
<span class="keywordflow">for</span> (<span class="keywordtype">int</span> col = 0; col < model-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WAbstractItemModel.html#abcf7912a95a0a60f8e9b1c37d30b8383">columnCount</a>(); ++col)
model-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WStandardItemModel.html#a32d755ace793c2110b0fa5d650a0d577">item</a>(row, col)-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WStandardItem.html#aedf80dfed644a525e5d726a4b6e74b94">setFlags</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/group__modelview.html#gga1d77c4de293aebfacbdde124de06b8b0a77f858c86a06358abdcc64e4f9d03e40">ItemIsSelectable</a> | <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/group__modelview.html#gga1d77c4de293aebfacbdde124de06b8b0a8664c482d721bbcb73539a924c7a9fab">ItemIsEditable</a>);
<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#a520ba6e52a36a7f2efbef1a31a69e898">WContainerWidget</a>(<span class="keyword">this</span>);
<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WTableView.html">WTableView</a>* table = <span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WTableView.html">WTableView</a>(w);
table-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WCompositeWidget.html#addf49ace29b76331067c86bc4ae6ac38">setMargin</a>(10, Top | Bottom);
table-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WCompositeWidget.html#addf49ace29b76331067c86bc4ae6ac38">setMargin</a>(WLength::Auto, Left | Right);
table-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WAbstractItemView.html#ae1c86a0f37f97f63aed3b00fd8ffad7c">setSortingEnabled</a>(<span class="keyword">true</span>);
table-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WTableView.html#a2e3629fbaee86da21c77c4583efb79ed">setModel</a>(model);
table-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WTableView.html#af37d27044e96919e2fa6af4e25f3ef67">setColumnWidth</a>(1, 100);
table-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WTableView.html#ab17c45b65e38c22c0230062696c36e61">setRowHeight</a>(22);
<span class="keywordflow">if</span> (WApplication::instance()->environment().ajax()) {
table-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WTableView.html#a921a3a6c489b584b261c6b7c7bf720d8">resize</a>(150 + 100 + 14, 20 + 6 * 22);
table-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WAbstractItemView.html#a93d2efc8642a6b9c55b35b7665a13da5">setEditTriggers</a>(WAbstractItemView::SingleClicked);
} <span class="keywordflow">else</span> {
table-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WTableView.html#a921a3a6c489b584b261c6b7c7bf720d8">resize</a>(150 + 100 + 14, WLength::Auto);
table-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WAbstractItemView.html#a93d2efc8642a6b9c55b35b7665a13da5">setEditTriggers</a>(WAbstractItemView::NoEditTrigger);
}
<span class="comment">/*</span>
<span class="comment"> * Create the pie chart.</span>
<span class="comment"> */</span>
<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>);
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_1WPieChart.html#aa40bfd3f2095106f8081596b235de4c6">setLabelsColumn</a>(0); <span class="comment">// set the column that holds the labels</span>
chart-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1Chart_1_1WPieChart.html#a3692ea22a1417e599e9358b0ed5a723d">setDataColumn</a>(1); <span class="comment">// set the column that holds the data</span>
<span class="comment">// configure location and type of labels</span>
chart-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1Chart_1_1WPieChart.html#a89324f6159e5893e1ddd368718d00e5d">setDisplayLabels</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/group__charts.html#gga9345394a8eeda6800d8a24c5df44d983a88861128e109b6a63e76a311dc57e408">Outside</a> | <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/group__charts.html#gga9345394a8eeda6800d8a24c5df44d983a60df9add81425373c20fafe8c4e40b0e">TextLabel</a> | <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/group__charts.html#gga9345394a8eeda6800d8a24c5df44d983a307741727c5ef5e33efcd347a0853e50">TextPercentage</a>);
<span class="comment">// enable a 3D and shadow effect</span>
chart-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1Chart_1_1WPieChart.html#ae36d57f4c2801cb8599a1bc99e340a24">setPerspectiveEnabled</a>(<span class="keyword">true</span>, 0.2);
chart-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1Chart_1_1WPieChart.html#a74b91c0514247ba9ea91b53fbae795f7">setShadowEnabled</a>(<span class="keyword">true</span>);
<span class="comment">// explode the first item</span>
chart-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1Chart_1_1WPieChart.html#a4a2bfe0c147b5433d340d49351b5032c">setExplode</a>(0, 0.3);
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 an 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>
}
</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>
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