class_qwt_compass_magnet_needle.html
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<div class="title">QwtCompassMagnetNeedle Class Reference</div> </div>
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<p>A magnet needle for compass widgets.
<a href="class_qwt_compass_magnet_needle.html#details">More...</a></p>
<p><code>#include <<a class="el" href="qwt__dial__needle_8h_source.html">qwt_dial_needle.h</a>></code></p>
<div class="dynheader">
Inheritance diagram for QwtCompassMagnetNeedle:</div>
<div class="dyncontent">
<div class="center"><img src="class_qwt_compass_magnet_needle__inherit__graph.png" border="0" usemap="#_qwt_compass_magnet_needle_inherit__map" alt="Inheritance graph"/></div>
<map name="_qwt_compass_magnet_needle_inherit__map" id="_qwt_compass_magnet_needle_inherit__map">
<area shape="rect" id="node2" href="class_qwt_dial_needle.html" title="Base class for needles that can be used in a QwtDial." alt="" coords="43,5,149,32"/></map>
<center><span class="legend">[<a href="graph_legend.html">legend</a>]</span></center></div>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-types"></a>
Public Types</h2></td></tr>
<tr class="memitem:aee1d882c6ec8b680b94b59b5710a92a5"><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_compass_magnet_needle.html#aee1d882c6ec8b680b94b59b5710a92a5">Style</a> { <a class="el" href="class_qwt_compass_magnet_needle.html#aee1d882c6ec8b680b94b59b5710a92a5ad2ba960c4dae88e36da39f6b62798f3b">TriangleStyle</a>,
<a class="el" href="class_qwt_compass_magnet_needle.html#aee1d882c6ec8b680b94b59b5710a92a5ab63a2dd26ef14c2aaf9763bc24a8bdac">ThinStyle</a>
}</td></tr>
<tr class="memdesc:aee1d882c6ec8b680b94b59b5710a92a5"><td class="mdescLeft"> </td><td class="mdescRight">Style of the needle. <a href="class_qwt_compass_magnet_needle.html#aee1d882c6ec8b680b94b59b5710a92a5">More...</a><br/></td></tr>
<tr class="separator:aee1d882c6ec8b680b94b59b5710a92a5"><td class="memSeparator" colspan="2"> </td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:a3422e6490d44c527289bafdcceecd741"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a3422e6490d44c527289bafdcceecd741"></a>
 </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_compass_magnet_needle.html#a3422e6490d44c527289bafdcceecd741">QwtCompassMagnetNeedle</a> (<a class="el" href="class_qwt_compass_magnet_needle.html#aee1d882c6ec8b680b94b59b5710a92a5">Style</a>=<a class="el" href="class_qwt_compass_magnet_needle.html#aee1d882c6ec8b680b94b59b5710a92a5ad2ba960c4dae88e36da39f6b62798f3b">TriangleStyle</a>, const QColor &light=Qt::white, const QColor &dark=Qt::red)</td></tr>
<tr class="memdesc:a3422e6490d44c527289bafdcceecd741"><td class="mdescLeft"> </td><td class="mdescRight">Constructor. <br/></td></tr>
<tr class="separator:a3422e6490d44c527289bafdcceecd741"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pub_methods_class_qwt_dial_needle"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_class_qwt_dial_needle')"><img src="closed.png" alt="-"/> Public Member Functions inherited from <a class="el" href="class_qwt_dial_needle.html">QwtDialNeedle</a></td></tr>
<tr class="memitem:aef3af79632ce784bc4d7332f6e269a1f inherit pub_methods_class_qwt_dial_needle"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="aef3af79632ce784bc4d7332f6e269a1f"></a>
 </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_dial_needle.html#aef3af79632ce784bc4d7332f6e269a1f">QwtDialNeedle</a> ()</td></tr>
<tr class="memdesc:aef3af79632ce784bc4d7332f6e269a1f inherit pub_methods_class_qwt_dial_needle"><td class="mdescLeft"> </td><td class="mdescRight">Constructor. <br/></td></tr>
<tr class="separator:aef3af79632ce784bc4d7332f6e269a1f inherit pub_methods_class_qwt_dial_needle"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ac23b2af4af50042967c8cea87b474247 inherit pub_methods_class_qwt_dial_needle"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ac23b2af4af50042967c8cea87b474247"></a>
virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_dial_needle.html#ac23b2af4af50042967c8cea87b474247">~QwtDialNeedle</a> ()</td></tr>
<tr class="memdesc:ac23b2af4af50042967c8cea87b474247 inherit pub_methods_class_qwt_dial_needle"><td class="mdescLeft"> </td><td class="mdescRight">Destructor. <br/></td></tr>
<tr class="separator:ac23b2af4af50042967c8cea87b474247 inherit pub_methods_class_qwt_dial_needle"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ae850883a64501136bca64d6ea2d084b9 inherit pub_methods_class_qwt_dial_needle"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_dial_needle.html#ae850883a64501136bca64d6ea2d084b9">setPalette</a> (const QPalette &)</td></tr>
<tr class="separator:ae850883a64501136bca64d6ea2d084b9 inherit pub_methods_class_qwt_dial_needle"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a8b3c915032389261e07cc983b433166c inherit pub_methods_class_qwt_dial_needle"><td class="memItemLeft" align="right" valign="top">const QPalette & </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_dial_needle.html#a8b3c915032389261e07cc983b433166c">palette</a> () const </td></tr>
<tr class="separator:a8b3c915032389261e07cc983b433166c inherit pub_methods_class_qwt_dial_needle"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a425085086c4a8c7baff10b161616ee42 inherit pub_methods_class_qwt_dial_needle"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_dial_needle.html#a425085086c4a8c7baff10b161616ee42">draw</a> (QPainter *painter, const QPointF &center, double length, double direction, QPalette::ColorGroup=QPalette::Active) const </td></tr>
<tr class="separator:a425085086c4a8c7baff10b161616ee42 inherit pub_methods_class_qwt_dial_needle"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pro-methods"></a>
Protected Member Functions</h2></td></tr>
<tr class="memitem:aa052d929a09bfc6d487a973b2221d44d"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_compass_magnet_needle.html#aa052d929a09bfc6d487a973b2221d44d">drawNeedle</a> (QPainter *, double length, QPalette::ColorGroup) const </td></tr>
<tr class="separator:aa052d929a09bfc6d487a973b2221d44d"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pro_methods_class_qwt_dial_needle"><td colspan="2" onclick="javascript:toggleInherit('pro_methods_class_qwt_dial_needle')"><img src="closed.png" alt="-"/> Protected Member Functions inherited from <a class="el" href="class_qwt_dial_needle.html">QwtDialNeedle</a></td></tr>
<tr class="memitem:aaca9572717a1db10b1b6609571024688 inherit pro_methods_class_qwt_dial_needle"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="aaca9572717a1db10b1b6609571024688"></a>
virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_dial_needle.html#aaca9572717a1db10b1b6609571024688">drawKnob</a> (QPainter *, double width, const QBrush &, bool sunken) const </td></tr>
<tr class="memdesc:aaca9572717a1db10b1b6609571024688 inherit pro_methods_class_qwt_dial_needle"><td class="mdescLeft"> </td><td class="mdescRight">Draw the knob. <br/></td></tr>
<tr class="separator:aaca9572717a1db10b1b6609571024688 inherit pro_methods_class_qwt_dial_needle"><td class="memSeparator" colspan="2"> </td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>A magnet needle for compass widgets. </p>
<p>A magnet needle points to two opposite directions indicating north and south.</p>
<p>The following colors are used:</p>
<ul>
<li>QPalette::Light<br/>
Used for pointing south</li>
<li>QPalette::Dark<br/>
Used for pointing north</li>
<li>QPalette::Base<br/>
Knob (ThinStyle only)</li>
</ul>
<dl class="section see"><dt>See Also</dt><dd><a class="el" href="class_qwt_dial.html" title="QwtDial class provides a rounded range control.">QwtDial</a>, <a class="el" href="class_qwt_compass.html" title="A Compass Widget.">QwtCompass</a> </dd></dl>
</div><h2 class="groupheader">Member Enumeration Documentation</h2>
<a class="anchor" id="aee1d882c6ec8b680b94b59b5710a92a5"></a>
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<td class="memname">enum <a class="el" href="class_qwt_compass_magnet_needle.html#aee1d882c6ec8b680b94b59b5710a92a5">QwtCompassMagnetNeedle::Style</a></td>
</tr>
</table>
</div><div class="memdoc">
<p>Style of the needle. </p>
<table class="fieldtable">
<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><em><a class="anchor" id="aee1d882c6ec8b680b94b59b5710a92a5ad2ba960c4dae88e36da39f6b62798f3b"></a>TriangleStyle</em> </td><td class="fielddoc">
<p>A needle with a triangular shape. </p>
</td></tr>
<tr><td class="fieldname"><em><a class="anchor" id="aee1d882c6ec8b680b94b59b5710a92a5ab63a2dd26ef14c2aaf9763bc24a8bdac"></a>ThinStyle</em> </td><td class="fielddoc">
<p>A thin needle. </p>
</td></tr>
</table>
</div>
</div>
<h2 class="groupheader">Member Function Documentation</h2>
<a class="anchor" id="aa052d929a09bfc6d487a973b2221d44d"></a>
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<td class="memname">void QwtCompassMagnetNeedle::drawNeedle </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">double </td>
<td class="paramname"><em>length</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">QPalette::ColorGroup </td>
<td class="paramname"><em>colorGroup</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td> const</td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">protected</span><span class="mlabel">virtual</span></span> </td>
</tr>
</table>
</div><div class="memdoc">
<p>Draw the needle</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">painter</td><td>Painter </td></tr>
<tr><td class="paramname">length</td><td>Length of the needle </td></tr>
<tr><td class="paramname">colorGroup</td><td>Color group, used for painting </td></tr>
</table>
</dd>
</dl>
<p>Implements <a class="el" href="class_qwt_dial_needle.html#a1e4fee366fec1838edc18890d9957f2b">QwtDialNeedle</a>.</p>
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