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<div id="projectname">Qwt User's Guide <span id="projectnumber">6.0.1</span></div>
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<h1>QwtIntervalSymbol Class Reference</h1> </div>
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<!-- doxytag: class="QwtIntervalSymbol" -->
<p>A drawing primitive for displaying an interval like an error bar.
<a href="#_details">More...</a></p>
<p><code>#include <<a class="el" href="qwt__interval__symbol_8h_source.html">qwt_interval_symbol.h</a>></code></p>
<p><a href="class_qwt_interval_symbol-members.html">List of all members.</a></p>
<table class="memberdecls">
<tr><td colspan="2"><h2><a name="pub-types"></a>
Public Types</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_interval_symbol.html#a8fe960fd50b3ad08765ef8bb632ad77e">Style</a> { <br/>
  <a class="el" href="class_qwt_interval_symbol.html#a8fe960fd50b3ad08765ef8bb632ad77ea48e0d047b9988e77067a11f784556019">NoSymbol</a> = -1,
<br/>
  <a class="el" href="class_qwt_interval_symbol.html#a8fe960fd50b3ad08765ef8bb632ad77ea1e4120af73e888e2edf05798d906e934">Bar</a>,
<br/>
  <a class="el" href="class_qwt_interval_symbol.html#a8fe960fd50b3ad08765ef8bb632ad77eaf4f31197926c38dcc0377bb75ed5e6e1">Box</a>,
<br/>
  <a class="el" href="class_qwt_interval_symbol.html#a8fe960fd50b3ad08765ef8bb632ad77ea40c2cb30f61f7ad63ff20482efd0e7b0">UserSymbol</a> = 1000
<br/>
}</td></tr>
<tr><td colspan="2"><h2><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const QBrush & </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_interval_symbol.html#a925cdf560cbeb857ad4c2176b552aacc">brush</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_interval_symbol.html#aa13043e1d35361d8d259717a6579dadc">draw</a> (QPainter *, Qt::Orientation, const QPointF &from, const QPointF &to) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_interval_symbol.html#a89737a98021a7ebf3eddd79469257411">operator!=</a> (const <a class="el" href="class_qwt_interval_symbol.html">QwtIntervalSymbol</a> &) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_qwt_interval_symbol.html">QwtIntervalSymbol</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_interval_symbol.html#a49558f59372b7e69143f1ff49c5bfad8">operator=</a> (const <a class="el" href="class_qwt_interval_symbol.html">QwtIntervalSymbol</a> &)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_interval_symbol.html#a1fa66bf16cecbcc6a2a95d8484dbc0d3">operator==</a> (const <a class="el" href="class_qwt_interval_symbol.html">QwtIntervalSymbol</a> &) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const QPen & </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_interval_symbol.html#a5945eb2b656f12451d02721b9068441d">pen</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_interval_symbol.html#a7a4ddf7e61445833f39105614ebd77c1">QwtIntervalSymbol</a> (const <a class="el" href="class_qwt_interval_symbol.html">QwtIntervalSymbol</a> &)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_interval_symbol.html#a40c03c5b54dc3c4a69cf1dc88bf25893">QwtIntervalSymbol</a> (<a class="el" href="class_qwt_interval_symbol.html#a8fe960fd50b3ad08765ef8bb632ad77e">Style</a>=NoSymbol)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_interval_symbol.html#a2bf63ba6d8051ad890787b4762ae8b9a">setBrush</a> (const QBrush &b)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_interval_symbol.html#af40ddcffa51daf70c9f44f18b33a9ee2">setPen</a> (const QPen &)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_interval_symbol.html#a24d64169355cc200a49af15c08fe93fc">setStyle</a> (<a class="el" href="class_qwt_interval_symbol.html#a8fe960fd50b3ad08765ef8bb632ad77e">Style</a>)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_interval_symbol.html#adfacdeb67c9e6d194df4d3d627de23eb">setWidth</a> (int)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_qwt_interval_symbol.html#a8fe960fd50b3ad08765ef8bb632ad77e">Style</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_interval_symbol.html#a301b219e05ee54fd49dafd969bc4ddd7">style</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_interval_symbol.html#a7f0bb9488778d9054932a5c072daecdc">width</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_interval_symbol.html#ac983feda2d6417a24e430aa0cd0548b9">~QwtIntervalSymbol</a> ()</td></tr>
</table>
<hr/><a name="_details"></a><h2>Detailed Description</h2>
<div class="textblock"><p>A drawing primitive for displaying an interval like an error bar. </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_plot_interval_curve.html" title="QwtPlotIntervalCurve represents a series of samples, where each value is associated with an interval ...">QwtPlotIntervalCurve</a> </dd></dl>
</div><hr/><h2>Member Enumeration Documentation</h2>
<a class="anchor" id="a8fe960fd50b3ad08765ef8bb632ad77e"></a><!-- doxytag: member="QwtIntervalSymbol::Style" ref="a8fe960fd50b3ad08765ef8bb632ad77e" args="" -->
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<td class="memname">enum <a class="el" href="class_qwt_interval_symbol.html#a8fe960fd50b3ad08765ef8bb632ad77e">QwtIntervalSymbol::Style</a></td>
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<div class="memdoc">
<p>Symbol style. </p>
<dl><dt><b>Enumerator: </b></dt><dd><table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"><em><a class="anchor" id="a8fe960fd50b3ad08765ef8bb632ad77ea48e0d047b9988e77067a11f784556019"></a><!-- doxytag: member="NoSymbol" ref="a8fe960fd50b3ad08765ef8bb632ad77ea48e0d047b9988e77067a11f784556019" args="" -->NoSymbol</em> </td><td>
<p>No Style. The symbol cannot be drawn. </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="a8fe960fd50b3ad08765ef8bb632ad77ea1e4120af73e888e2edf05798d906e934"></a><!-- doxytag: member="Bar" ref="a8fe960fd50b3ad08765ef8bb632ad77ea1e4120af73e888e2edf05798d906e934" args="" -->Bar</em> </td><td>
<p>The symbol displays a line with caps at the beginning/end. The size of the caps depends on the symbol <a class="el" href="class_qwt_interval_symbol.html#a7f0bb9488778d9054932a5c072daecdc">width()</a>. </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="a8fe960fd50b3ad08765ef8bb632ad77eaf4f31197926c38dcc0377bb75ed5e6e1"></a><!-- doxytag: member="Box" ref="a8fe960fd50b3ad08765ef8bb632ad77eaf4f31197926c38dcc0377bb75ed5e6e1" args="" -->Box</em> </td><td>
<p>The symbol displays a plain rectangle using <a class="el" href="class_qwt_interval_symbol.html#a5945eb2b656f12451d02721b9068441d">pen()</a> and <a class="el" href="class_qwt_interval_symbol.html#a925cdf560cbeb857ad4c2176b552aacc">brush()</a>. The size of the rectangle depends on the translated interval and the <a class="el" href="class_qwt_interval_symbol.html#a7f0bb9488778d9054932a5c072daecdc">width()</a>, </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="a8fe960fd50b3ad08765ef8bb632ad77ea40c2cb30f61f7ad63ff20482efd0e7b0"></a><!-- doxytag: member="UserSymbol" ref="a8fe960fd50b3ad08765ef8bb632ad77ea40c2cb30f61f7ad63ff20482efd0e7b0" args="" -->UserSymbol</em> </td><td>
<p>Styles >= UserSymbol are reserved for derived classes of <a class="el" href="class_qwt_interval_symbol.html" title="A drawing primitive for displaying an interval like an error bar.">QwtIntervalSymbol</a> that overload <a class="el" href="class_qwt_interval_symbol.html#aa13043e1d35361d8d259717a6579dadc">draw()</a> with additional application specific symbol types. </p>
</td></tr>
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</dd>
</dl>
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<hr/><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" id="a40c03c5b54dc3c4a69cf1dc88bf25893"></a><!-- doxytag: member="QwtIntervalSymbol::QwtIntervalSymbol" ref="a40c03c5b54dc3c4a69cf1dc88bf25893" args="(Style=NoSymbol)" -->
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<td class="memname">QwtIntervalSymbol::QwtIntervalSymbol </td>
<td>(</td>
<td class="paramtype"><a class="el" href="class_qwt_interval_symbol.html#a8fe960fd50b3ad08765ef8bb632ad77e">Style</a> </td>
<td class="paramname"><em>style</em> = <code>NoSymbol</code></td><td>)</td>
<td></td>
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<div class="memdoc">
<p>Constructor</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">style</td><td>Style of the symbol </td></tr>
</table>
</dd>
</dl>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_interval_symbol.html#a24d64169355cc200a49af15c08fe93fc">setStyle()</a>, <a class="el" href="class_qwt_interval_symbol.html#a301b219e05ee54fd49dafd969bc4ddd7">style()</a>, <a class="el" href="class_qwt_interval_symbol.html#a8fe960fd50b3ad08765ef8bb632ad77e" title="Symbol style.">Style</a> </dd></dl>
</div>
</div>
<a class="anchor" id="a7a4ddf7e61445833f39105614ebd77c1"></a><!-- doxytag: member="QwtIntervalSymbol::QwtIntervalSymbol" ref="a7a4ddf7e61445833f39105614ebd77c1" args="(const QwtIntervalSymbol &)" -->
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<td class="memname">QwtIntervalSymbol::QwtIntervalSymbol </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="class_qwt_interval_symbol.html">QwtIntervalSymbol</a> & </td>
<td class="paramname"><em>other</em></td><td>)</td>
<td></td>
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<div class="memdoc">
<p>Copy constructor. </p>
</div>
</div>
<a class="anchor" id="ac983feda2d6417a24e430aa0cd0548b9"></a><!-- doxytag: member="QwtIntervalSymbol::~QwtIntervalSymbol" ref="ac983feda2d6417a24e430aa0cd0548b9" args="()" -->
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<td class="memname">QwtIntervalSymbol::~QwtIntervalSymbol </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td><code> [virtual]</code></td>
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<div class="memdoc">
<p>Destructor. </p>
</div>
</div>
<hr/><h2>Member Function Documentation</h2>
<a class="anchor" id="a925cdf560cbeb857ad4c2176b552aacc"></a><!-- doxytag: member="QwtIntervalSymbol::brush" ref="a925cdf560cbeb857ad4c2176b552aacc" args="() const " -->
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<td class="memname">const QBrush & QwtIntervalSymbol::brush </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const</td>
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<div class="memdoc">
<dl class="return"><dt><b>Returns:</b></dt><dd>Brush </dd></dl>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_interval_symbol.html#a2bf63ba6d8051ad890787b4762ae8b9a" title="Assign a brush.">setBrush()</a> </dd></dl>
</div>
</div>
<a class="anchor" id="aa13043e1d35361d8d259717a6579dadc"></a><!-- doxytag: member="QwtIntervalSymbol::draw" ref="aa13043e1d35361d8d259717a6579dadc" args="(QPainter *, Qt::Orientation, const QPointF &from, const QPointF &to) const " -->
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<td class="memname">void QwtIntervalSymbol::draw </td>
<td>(</td>
<td class="paramtype">QPainter * </td>
<td class="paramname"><em>painter</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">Qt::Orientation </td>
<td class="paramname"><em>orientation</em>, </td>
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<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const QPointF & </td>
<td class="paramname"><em>from</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const QPointF & </td>
<td class="paramname"><em>to</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td> const<code> [virtual]</code></td>
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<div class="memdoc">
<p>Draw a symbol depending on its style</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">painter</td><td>Painter </td></tr>
<tr><td class="paramname">orientation</td><td>Orientation </td></tr>
<tr><td class="paramname">from</td><td>Start point of the interval in target device coordinates </td></tr>
<tr><td class="paramname">to</td><td>End point of the interval in target device coordinates</td></tr>
</table>
</dd>
</dl>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_interval_symbol.html#a24d64169355cc200a49af15c08fe93fc">setStyle()</a> </dd></dl>
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</div>
<a class="anchor" id="a89737a98021a7ebf3eddd79469257411"></a><!-- doxytag: member="QwtIntervalSymbol::operator!=" ref="a89737a98021a7ebf3eddd79469257411" args="(const QwtIntervalSymbol &) const " -->
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<td class="memname">bool QwtIntervalSymbol::operator!= </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="class_qwt_interval_symbol.html">QwtIntervalSymbol</a> & </td>
<td class="paramname"><em>other</em></td><td>)</td>
<td> const</td>
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<p>Compare two symbols. </p>
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<a class="anchor" id="a49558f59372b7e69143f1ff49c5bfad8"></a><!-- doxytag: member="QwtIntervalSymbol::operator=" ref="a49558f59372b7e69143f1ff49c5bfad8" args="(const QwtIntervalSymbol &)" -->
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<td class="memname"><a class="el" href="class_qwt_interval_symbol.html">QwtIntervalSymbol</a> & QwtIntervalSymbol::operator= </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="class_qwt_interval_symbol.html">QwtIntervalSymbol</a> & </td>
<td class="paramname"><em>other</em></td><td>)</td>
<td></td>
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<div class="memdoc">
<p>Assignment operator. </p>
</div>
</div>
<a class="anchor" id="a1fa66bf16cecbcc6a2a95d8484dbc0d3"></a><!-- doxytag: member="QwtIntervalSymbol::operator==" ref="a1fa66bf16cecbcc6a2a95d8484dbc0d3" args="(const QwtIntervalSymbol &) const " -->
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<td class="memname">bool QwtIntervalSymbol::operator== </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="class_qwt_interval_symbol.html">QwtIntervalSymbol</a> & </td>
<td class="paramname"><em>other</em></td><td>)</td>
<td> const</td>
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<div class="memdoc">
<p>Compare two symbols. </p>
</div>
</div>
<a class="anchor" id="a5945eb2b656f12451d02721b9068441d"></a><!-- doxytag: member="QwtIntervalSymbol::pen" ref="a5945eb2b656f12451d02721b9068441d" args="() const " -->
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<td class="memname">const QPen & QwtIntervalSymbol::pen </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const</td>
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<dl class="return"><dt><b>Returns:</b></dt><dd>Pen </dd></dl>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_interval_symbol.html#af40ddcffa51daf70c9f44f18b33a9ee2">setPen()</a>, <a class="el" href="class_qwt_interval_symbol.html#a925cdf560cbeb857ad4c2176b552aacc">brush()</a> </dd></dl>
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</div>
<a class="anchor" id="a2bf63ba6d8051ad890787b4762ae8b9a"></a><!-- doxytag: member="QwtIntervalSymbol::setBrush" ref="a2bf63ba6d8051ad890787b4762ae8b9a" args="(const QBrush &b)" -->
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<td class="memname">void QwtIntervalSymbol::setBrush </td>
<td>(</td>
<td class="paramtype">const QBrush & </td>
<td class="paramname"><em>brush</em></td><td>)</td>
<td></td>
</tr>
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<p>Assign a brush. </p>
<p>The brush is used for the Box style.</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">brush</td><td>Brush </td></tr>
</table>
</dd>
</dl>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_interval_symbol.html#a925cdf560cbeb857ad4c2176b552aacc">brush()</a> </dd></dl>
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</div>
<a class="anchor" id="af40ddcffa51daf70c9f44f18b33a9ee2"></a><!-- doxytag: member="QwtIntervalSymbol::setPen" ref="af40ddcffa51daf70c9f44f18b33a9ee2" args="(const QPen &)" -->
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<td class="memname">void QwtIntervalSymbol::setPen </td>
<td>(</td>
<td class="paramtype">const QPen & </td>
<td class="paramname"><em>pen</em></td><td>)</td>
<td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Assign a pen</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">pen</td><td>Pen </td></tr>
</table>
</dd>
</dl>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_interval_symbol.html#a5945eb2b656f12451d02721b9068441d">pen()</a>, <a class="el" href="class_qwt_interval_symbol.html#a2bf63ba6d8051ad890787b4762ae8b9a" title="Assign a brush.">setBrush()</a> </dd></dl>
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</div>
<a class="anchor" id="a24d64169355cc200a49af15c08fe93fc"></a><!-- doxytag: member="QwtIntervalSymbol::setStyle" ref="a24d64169355cc200a49af15c08fe93fc" args="(Style)" -->
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<td class="memname">void QwtIntervalSymbol::setStyle </td>
<td>(</td>
<td class="paramtype"><a class="el" href="class_qwt_interval_symbol.html#a8fe960fd50b3ad08765ef8bb632ad77e">Style</a> </td>
<td class="paramname"><em>style</em></td><td>)</td>
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<p>Specify the symbol style</p>
<dl><dt><b>Parameters:</b></dt><dd>
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<tr><td class="paramname">style</td><td>Style </td></tr>
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<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_interval_symbol.html#a301b219e05ee54fd49dafd969bc4ddd7">style()</a>, <a class="el" href="class_qwt_interval_symbol.html#a8fe960fd50b3ad08765ef8bb632ad77e" title="Symbol style.">Style</a> </dd></dl>
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<a class="anchor" id="adfacdeb67c9e6d194df4d3d627de23eb"></a><!-- doxytag: member="QwtIntervalSymbol::setWidth" ref="adfacdeb67c9e6d194df4d3d627de23eb" args="(int)" -->
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<td class="memname">void QwtIntervalSymbol::setWidth </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"><em>width</em></td><td>)</td>
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<p>Specify the width of the symbol It is used depending on the style.</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">width</td><td>Width </td></tr>
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</dd>
</dl>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_interval_symbol.html#a7f0bb9488778d9054932a5c072daecdc">width()</a>, <a class="el" href="class_qwt_interval_symbol.html#a24d64169355cc200a49af15c08fe93fc">setStyle()</a> </dd></dl>
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<a class="anchor" id="a301b219e05ee54fd49dafd969bc4ddd7"></a><!-- doxytag: member="QwtIntervalSymbol::style" ref="a301b219e05ee54fd49dafd969bc4ddd7" args="() const " -->
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<td class="memname"><a class="el" href="class_qwt_interval_symbol.html#a8fe960fd50b3ad08765ef8bb632ad77e">QwtIntervalSymbol::Style</a> QwtIntervalSymbol::style </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const</td>
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<dl class="return"><dt><b>Returns:</b></dt><dd>Current symbol style </dd></dl>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_interval_symbol.html#a24d64169355cc200a49af15c08fe93fc">setStyle()</a> </dd></dl>
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<a class="anchor" id="a7f0bb9488778d9054932a5c072daecdc"></a><!-- doxytag: member="QwtIntervalSymbol::width" ref="a7f0bb9488778d9054932a5c072daecdc" args="() const " -->
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<td class="memname">int QwtIntervalSymbol::width </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const</td>
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<dl class="return"><dt><b>Returns:</b></dt><dd>Width of the symbol. </dd></dl>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_interval_symbol.html#adfacdeb67c9e6d194df4d3d627de23eb">setWidth()</a>, <a class="el" href="class_qwt_interval_symbol.html#a24d64169355cc200a49af15c08fe93fc">setStyle()</a> </dd></dl>
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