<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8">
<title>Qwt User's Guide: QwtCompassMagnetNeedle Class Reference</title>
<link href="tabs.css" rel="stylesheet" type="text/css">
<link href="doxygen.css" rel="stylesheet" type="text/css">
</head><body>
<!-- Generated by Doxygen 1.5.8 -->
<div class="navigation" id="top">
<div class="tabs">
<ul>
<li><a href="index.html"><span>Main Page</span></a></li>
<li><a href="pages.html"><span>Related Pages</span></a></li>
<li class="current"><a href="annotated.html"><span>Classes</span></a></li>
<li><a href="files.html"><span>Files</span></a></li>
</ul>
</div>
<div class="tabs">
<ul>
<li><a href="annotated.html"><span>Class List</span></a></li>
<li><a href="classes.html"><span>Class Index</span></a></li>
<li><a href="hierarchy.html"><span>Class Hierarchy</span></a></li>
<li><a href="functions.html"><span>Class Members</span></a></li>
</ul>
</div>
</div>
<div class="contents">
<h1>QwtCompassMagnetNeedle Class Reference</h1><!-- doxytag: class="QwtCompassMagnetNeedle" --><!-- doxytag: inherits="QwtDialNeedle" -->A magnet needle for compass widgets.
<a href="#_details">More...</a>
<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="dynsection">
<p><center><img src="class_qwt_compass_magnet_needle__inherit__graph.png" border="0" usemap="#_qwt_compass_magnet_needle__inherit__map" alt="Inheritance graph"></center>
<map name="_qwt_compass_magnet_needle__inherit__map">
<area shape="rect" href="class_qwt_dial_needle.html" title="Base class for needles that can be used in a QwtDial." alt="" coords="44,8,156,32"></map>
<center><font size="2">[<a href="graph_legend.html">legend</a>]</font></center></div>
<p>
<a href="class_qwt_compass_magnet_needle-members.html">List of all members.</a><table border="0" cellpadding="0" cellspacing="0">
<tr><td></td></tr>
<tr><td colspan="2"><br><h2>Public Types</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">enum </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_compass_magnet_needle.html#ee1d882c6ec8b680b94b59b5710a92a5">Style</a> { <br>
<b>TriangleStyle</b>,
<br>
<b>ThinStyle</b>
<br>
}</td></tr>
<tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_compass_magnet_needle.html#3422e6490d44c527289bafdcceecd741">QwtCompassMagnetNeedle</a> (<a class="el" href="class_qwt_compass_magnet_needle.html#ee1d882c6ec8b680b94b59b5710a92a5">Style</a>=TriangleStyle, const QColor &light=Qt::white, const QColor &dark=Qt::red)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_compass_magnet_needle.html#5f70372a381eb8953728def1a5cb8bc2">draw</a> (QPainter *, const QPoint &, int length, double direction, QPalette::ColorGroup=QPalette::Active) const </td></tr>
<tr><td colspan="2"><br><h2>Static Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">static void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_compass_magnet_needle.html#e26a1879af72e9b553b2a6c85afe0ca1">drawTriangleNeedle</a> (QPainter *, const QPalette &, QPalette::ColorGroup, const QPoint &, int length, double direction)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">static void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_compass_magnet_needle.html#786b21adb5d427b35be554eeafcce06c">drawThinNeedle</a> (QPainter *, const QPalette &, QPalette::ColorGroup, const QPoint &, int length, double direction)</td></tr>
<tr><td colspan="2"><br><h2>Static Protected Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">static void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_compass_magnet_needle.html#d8ca9ebf795e69c1058b00f1c00c5963">drawPointer</a> (QPainter *painter, const QBrush &brush, int colorOffset, const QPoint &center, int length, int width, double direction)</td></tr>
</table>
<hr><a name="_details"></a><h2>Detailed Description</h2>
A magnet needle for compass widgets.
<p>
A magnet needle points to two opposite directions indicating north and south.<p>
The following colors are used:<ul>
<li>QColorGroup::Light<br>
Used for pointing south</li><li>QColorGroup::Dark<br>
Used for pointing north</li><li>QColorGroup::Base<br>
Knob (ThinStyle only)</li></ul>
<p>
<dl class="see" compact><dt><b>See also:</b></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>
<hr><h2>Member Enumeration Documentation</h2>
<a class="anchor" name="ee1d882c6ec8b680b94b59b5710a92a5"></a><!-- doxytag: member="QwtCompassMagnetNeedle::Style" ref="ee1d882c6ec8b680b94b59b5710a92a5" args="" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">enum <a class="el" href="class_qwt_compass_magnet_needle.html#ee1d882c6ec8b680b94b59b5710a92a5">QwtCompassMagnetNeedle::Style</a> </td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Style of the needle.
<p>
</div>
</div><p>
<hr><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" name="3422e6490d44c527289bafdcceecd741"></a><!-- doxytag: member="QwtCompassMagnetNeedle::QwtCompassMagnetNeedle" ref="3422e6490d44c527289bafdcceecd741" args="(Style=TriangleStyle, const QColor &light=Qt::white, const QColor &dark=Qt::red)" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">QwtCompassMagnetNeedle::QwtCompassMagnetNeedle </td>
<td>(</td>
<td class="paramtype"><a class="el" href="class_qwt_compass_magnet_needle.html#ee1d882c6ec8b680b94b59b5710a92a5">Style</a> </td>
<td class="paramname"> <em>style</em> = <code>TriangleStyle</code>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const QColor & </td>
<td class="paramname"> <em>light</em> = <code>Qt::white</code>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const QColor & </td>
<td class="paramname"> <em>dark</em> = <code>Qt::red</code></td><td> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td><td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Constructor.
<p>
</div>
</div><p>
<hr><h2>Member Function Documentation</h2>
<a class="anchor" name="5f70372a381eb8953728def1a5cb8bc2"></a><!-- doxytag: member="QwtCompassMagnetNeedle::draw" ref="5f70372a381eb8953728def1a5cb8bc2" args="(QPainter *, const QPoint &, int length, double direction, QPalette::ColorGroup=QPalette::Active) const " -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">void QwtCompassMagnetNeedle::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">const QPoint & </td>
<td class="paramname"> <em>center</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"> <em>length</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"> <em>direction</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">QPalette::ColorGroup </td>
<td class="paramname"> <em>colorGroup</em> = <code>QPalette::Active</code></td><td> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td><td> const<code> [virtual]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Draw the needle<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>painter</em> </td><td>Painter </td></tr>
<tr><td valign="top"></td><td valign="top"><em>center</em> </td><td>Center of the dial, start position for the needle </td></tr>
<tr><td valign="top"></td><td valign="top"><em>length</em> </td><td>Length of the needle </td></tr>
<tr><td valign="top"></td><td valign="top"><em>direction</em> </td><td>Direction of the needle, in degrees counter clockwise </td></tr>
<tr><td valign="top"></td><td valign="top"><em>colorGroup</em> </td><td>Color group, used for painting </td></tr>
</table>
</dl>
<p>Implements <a class="el" href="class_qwt_dial_needle.html#6076eecfa9fc39235435d098cf146a2c">QwtDialNeedle</a>.</p>
</div>
</div><p>
<a class="anchor" name="d8ca9ebf795e69c1058b00f1c00c5963"></a><!-- doxytag: member="QwtCompassMagnetNeedle::drawPointer" ref="d8ca9ebf795e69c1058b00f1c00c5963" args="(QPainter *painter, const QBrush &brush, int colorOffset, const QPoint &center, int length, int width, double direction)" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">void QwtCompassMagnetNeedle::drawPointer </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">const QBrush & </td>
<td class="paramname"> <em>brush</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"> <em>colorOffset</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const QPoint & </td>
<td class="paramname"> <em>center</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"> <em>length</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"> <em>width</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"> <em>direction</em></td><td> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td><td><code> [static, protected]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Draw a compass needle<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>painter</em> </td><td>Painter </td></tr>
<tr><td valign="top"></td><td valign="top"><em>brush</em> </td><td>Brush </td></tr>
<tr><td valign="top"></td><td valign="top"><em>colorOffset</em> </td><td>Color offset </td></tr>
<tr><td valign="top"></td><td valign="top"><em>center</em> </td><td>Center, where the needle starts </td></tr>
<tr><td valign="top"></td><td valign="top"><em>length</em> </td><td>Length of the needle </td></tr>
<tr><td valign="top"></td><td valign="top"><em>width</em> </td><td>Width of the needle </td></tr>
<tr><td valign="top"></td><td valign="top"><em>direction</em> </td><td>Direction </td></tr>
</table>
</dl>
</div>
</div><p>
<a class="anchor" name="786b21adb5d427b35be554eeafcce06c"></a><!-- doxytag: member="QwtCompassMagnetNeedle::drawThinNeedle" ref="786b21adb5d427b35be554eeafcce06c" args="(QPainter *, const QPalette &, QPalette::ColorGroup, const QPoint &, int length, double direction)" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">void QwtCompassMagnetNeedle::drawThinNeedle </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">const QPalette & </td>
<td class="paramname"> <em>palette</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 class="paramkey"></td>
<td></td>
<td class="paramtype">const QPoint & </td>
<td class="paramname"> <em>center</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"> <em>length</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"> <em>direction</em></td><td> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td><td><code> [static]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Draw a compass needle<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>painter</em> </td><td>Painter </td></tr>
<tr><td valign="top"></td><td valign="top"><em>palette</em> </td><td>Palette </td></tr>
<tr><td valign="top"></td><td valign="top"><em>colorGroup</em> </td><td>Color group </td></tr>
<tr><td valign="top"></td><td valign="top"><em>center</em> </td><td>Center, where the needle starts </td></tr>
<tr><td valign="top"></td><td valign="top"><em>length</em> </td><td>Length of the needle </td></tr>
<tr><td valign="top"></td><td valign="top"><em>direction</em> </td><td>Direction </td></tr>
</table>
</dl>
</div>
</div><p>
<a class="anchor" name="e26a1879af72e9b553b2a6c85afe0ca1"></a><!-- doxytag: member="QwtCompassMagnetNeedle::drawTriangleNeedle" ref="e26a1879af72e9b553b2a6c85afe0ca1" args="(QPainter *, const QPalette &, QPalette::ColorGroup, const QPoint &, int length, double direction)" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">void QwtCompassMagnetNeedle::drawTriangleNeedle </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">const QPalette & </td>
<td class="paramname"> <em>palette</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 class="paramkey"></td>
<td></td>
<td class="paramtype">const QPoint & </td>
<td class="paramname"> <em>center</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"> <em>length</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"> <em>direction</em></td><td> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td><td><code> [static]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Draw a compass needle<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>painter</em> </td><td>Painter </td></tr>
<tr><td valign="top"></td><td valign="top"><em>palette</em> </td><td>Palette </td></tr>
<tr><td valign="top"></td><td valign="top"><em>colorGroup</em> </td><td>Color group </td></tr>
<tr><td valign="top"></td><td valign="top"><em>center</em> </td><td>Center, where the needle starts </td></tr>
<tr><td valign="top"></td><td valign="top"><em>length</em> </td><td>Length of the needle </td></tr>
<tr><td valign="top"></td><td valign="top"><em>direction</em> </td><td>Direction </td></tr>
</table>
</dl>
</div>
</div><p>
</div>
<hr size="1"><address style="text-align: right;"><small>Generated on Sun Mar 22 16:41:19 2009 for Qwt User's Guide by
<a href="http://www.doxygen.org/index.html">
<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.8 </small></address>
</body>
</html>
distrib
>
Mandriva
>
2010.0
>
i586
>
media
>
contrib-release
>
by-pkgid
>
81adc19a14c2cc1cbca5f0c63be116dc
>
files
>
107
