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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>Qwt User's Guide: QwtPoint3D Class Reference</title>
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<div class="header">
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<a href="#pub-methods">Public Member Functions</a> </div>
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<h1>QwtPoint3D Class Reference</h1> </div>
</div>
<div class="contents">
<!-- doxytag: class="QwtPoint3D" -->
<p><a class="el" href="class_qwt_point3_d.html" title="QwtPoint3D class defines a 3D point in double coordinates.">QwtPoint3D</a> class defines a 3D point in double coordinates.
<a href="#_details">More...</a></p>
<p><code>#include <<a class="el" href="qwt__point__3d_8h_source.html">qwt_point_3d.h</a>></code></p>
<p><a href="class_qwt_point3_d-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="class_qwt_point3_d.html#acd7ec5a157397ce719225592b32cc510">QwtPoint3D</a> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point3_d.html#a33b9fa088b750e1f4ded65c23fb62868">QwtPoint3D</a> (double x, double y, double z)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point3_d.html#a3847545c69e11d4c33891c5d9218afee">QwtPoint3D</a> (const <a class="el" href="class_qwt_point3_d.html">QwtPoint3D</a> &)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point3_d.html#a6747ac88e709543e57fc285e84181f49">QwtPoint3D</a> (const QPointF &)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point3_d.html#a4542223c75e50afac7124cd44ca9c900">isNull</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point3_d.html#a055a9d12fbdc279452ee6c056bd3ba8f">x</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point3_d.html#ac2c90240ee705f3422202aeb6d5e0654">y</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point3_d.html#afd56ba68ce1cfad4a4e477f45f0c85d4">z</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double & </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point3_d.html#a99ae15c21e43fac2c4b8755111b03ad0">rx</a> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double & </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point3_d.html#ab0894c41fdb85dcc7affe38acf33f48d">ry</a> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double & </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point3_d.html#af76eb9c617ea48ab1050a79bac1d90eb">rz</a> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point3_d.html#afe85919187fd62bc3db082d1e2b17bac">setX</a> (double x)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point3_d.html#a986ba13d44e6960b4fb72795be4ff66a">setY</a> (double y)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point3_d.html#ae4bed4f5b955843dcf92302b16799e8b">setZ</a> (double y)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">QPointF </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point3_d.html#a611b2608fdbe8099ae987870a10b38a6">toPoint</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point3_d.html#aaafd119aea020d1e7e44360fd1172c22">operator==</a> (const <a class="el" href="class_qwt_point3_d.html">QwtPoint3D</a> &) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point3_d.html#a38b3c81b7dfce567dfc2993db1aa6d74">operator!=</a> (const <a class="el" href="class_qwt_point3_d.html">QwtPoint3D</a> &) const </td></tr>
</table>
<hr/><a name="_details"></a><h2>Detailed Description</h2>
<div class="textblock"><p><a class="el" href="class_qwt_point3_d.html" title="QwtPoint3D class defines a 3D point in double coordinates.">QwtPoint3D</a> class defines a 3D point in double coordinates. </p>
</div><hr/><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" id="acd7ec5a157397ce719225592b32cc510"></a><!-- doxytag: member="QwtPoint3D::QwtPoint3D" ref="acd7ec5a157397ce719225592b32cc510" args="()" -->
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<td class="memname">QwtPoint3D::QwtPoint3D </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td><code> [inline]</code></td>
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<div class="memdoc">
<p>Constructs a null point. </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_point3_d.html#a4542223c75e50afac7124cd44ca9c900">isNull()</a> </dd></dl>
</div>
</div>
<a class="anchor" id="a33b9fa088b750e1f4ded65c23fb62868"></a><!-- doxytag: member="QwtPoint3D::QwtPoint3D" ref="a33b9fa088b750e1f4ded65c23fb62868" args="(double x, double y, double z)" -->
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<td class="memname">QwtPoint3D::QwtPoint3D </td>
<td>(</td>
<td class="paramtype">double </td>
<td class="paramname"><em>x</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"><em>y</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"><em>z</em> = <code>0.0</code> </td>
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<td></td>
<td>)</td>
<td></td><td><code> [inline]</code></td>
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<div class="memdoc">
<p>Constructs a point with coordinates specified by x, y and z. </p>
</div>
</div>
<a class="anchor" id="a3847545c69e11d4c33891c5d9218afee"></a><!-- doxytag: member="QwtPoint3D::QwtPoint3D" ref="a3847545c69e11d4c33891c5d9218afee" args="(const QwtPoint3D &)" -->
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<td class="memname">QwtPoint3D::QwtPoint3D </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="class_qwt_point3_d.html">QwtPoint3D</a> & </td>
<td class="paramname"><em>other</em></td><td>)</td>
<td><code> [inline]</code></td>
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<p>Copy constructor. Constructs a point using the values of the point specified. </p>
</div>
</div>
<a class="anchor" id="a6747ac88e709543e57fc285e84181f49"></a><!-- doxytag: member="QwtPoint3D::QwtPoint3D" ref="a6747ac88e709543e57fc285e84181f49" args="(const QPointF &)" -->
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<td class="memname">QwtPoint3D::QwtPoint3D </td>
<td>(</td>
<td class="paramtype">const QPointF & </td>
<td class="paramname"><em>other</em></td><td>)</td>
<td><code> [inline]</code></td>
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<div class="memdoc">
<p>Constructs a point with x and y coordinates from a 2D point, and a z coordinate of 0. </p>
</div>
</div>
<hr/><h2>Member Function Documentation</h2>
<a class="anchor" id="a4542223c75e50afac7124cd44ca9c900"></a><!-- doxytag: member="QwtPoint3D::isNull" ref="a4542223c75e50afac7124cd44ca9c900" args="() const " -->
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<td class="memname">bool QwtPoint3D::isNull </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const<code> [inline]</code></td>
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<div class="memdoc">
<p>Returns true if the point is null; otherwise returns false.</p>
<p>A point is considered to be null if x, y and z-coordinates are equal to zero. </p>
</div>
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<a class="anchor" id="a38b3c81b7dfce567dfc2993db1aa6d74"></a><!-- doxytag: member="QwtPoint3D::operator!=" ref="a38b3c81b7dfce567dfc2993db1aa6d74" args="(const QwtPoint3D &) const " -->
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<td class="memname">bool QwtPoint3D::operator!= </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="class_qwt_point3_d.html">QwtPoint3D</a> & </td>
<td class="paramname"><em>other</em></td><td>)</td>
<td> const<code> [inline]</code></td>
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<div class="memdoc">
<p>Returns true if this rect and other are different; otherwise returns false. </p>
</div>
</div>
<a class="anchor" id="aaafd119aea020d1e7e44360fd1172c22"></a><!-- doxytag: member="QwtPoint3D::operator==" ref="aaafd119aea020d1e7e44360fd1172c22" args="(const QwtPoint3D &) const " -->
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<td class="memname">bool QwtPoint3D::operator== </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="class_qwt_point3_d.html">QwtPoint3D</a> & </td>
<td class="paramname"><em>other</em></td><td>)</td>
<td> const<code> [inline]</code></td>
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<p>Returns true if this point and other are equal; otherwise returns false. </p>
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<a class="anchor" id="a99ae15c21e43fac2c4b8755111b03ad0"></a><!-- doxytag: member="QwtPoint3D::rx" ref="a99ae15c21e43fac2c4b8755111b03ad0" args="()" -->
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<td class="memname">double & QwtPoint3D::rx </td>
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<td class="paramname"></td><td>)</td>
<td><code> [inline]</code></td>
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<p>Returns a reference to the x-coordinate of the point. </p>
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<a class="anchor" id="ab0894c41fdb85dcc7affe38acf33f48d"></a><!-- doxytag: member="QwtPoint3D::ry" ref="ab0894c41fdb85dcc7affe38acf33f48d" args="()" -->
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<td class="memname">double & QwtPoint3D::ry </td>
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<td class="paramname"></td><td>)</td>
<td><code> [inline]</code></td>
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<p>Returns a reference to the y-coordinate of the point. </p>
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<a class="anchor" id="af76eb9c617ea48ab1050a79bac1d90eb"></a><!-- doxytag: member="QwtPoint3D::rz" ref="af76eb9c617ea48ab1050a79bac1d90eb" args="()" -->
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<td class="memname">double & QwtPoint3D::rz </td>
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<p>Returns a reference to the z-coordinate of the point. </p>
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<a class="anchor" id="afe85919187fd62bc3db082d1e2b17bac"></a><!-- doxytag: member="QwtPoint3D::setX" ref="afe85919187fd62bc3db082d1e2b17bac" args="(double x)" -->
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<td class="memname">void QwtPoint3D::setX </td>
<td>(</td>
<td class="paramtype">double </td>
<td class="paramname"><em>x</em></td><td>)</td>
<td><code> [inline]</code></td>
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<p>Sets the x-coordinate of the point to the value specified by x. </p>
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<a class="anchor" id="a986ba13d44e6960b4fb72795be4ff66a"></a><!-- doxytag: member="QwtPoint3D::setY" ref="a986ba13d44e6960b4fb72795be4ff66a" args="(double y)" -->
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<td class="memname">void QwtPoint3D::setY </td>
<td>(</td>
<td class="paramtype">double </td>
<td class="paramname"><em>y</em></td><td>)</td>
<td><code> [inline]</code></td>
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<p>Sets the y-coordinate of the point to the value specified by y. </p>
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<a class="anchor" id="ae4bed4f5b955843dcf92302b16799e8b"></a><!-- doxytag: member="QwtPoint3D::setZ" ref="ae4bed4f5b955843dcf92302b16799e8b" args="(double y)" -->
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<td class="memname">void QwtPoint3D::setZ </td>
<td>(</td>
<td class="paramtype">double </td>
<td class="paramname"><em>y</em></td><td>)</td>
<td><code> [inline]</code></td>
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<p>Sets the z-coordinate of the point to the value specified by z. </p>
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<a class="anchor" id="a611b2608fdbe8099ae987870a10b38a6"></a><!-- doxytag: member="QwtPoint3D::toPoint" ref="a611b2608fdbe8099ae987870a10b38a6" args="() const " -->
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<td class="memname">QPointF QwtPoint3D::toPoint </td>
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<td> const<code> [inline]</code></td>
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<p>Rounds 2D point, where the z coordinate is dropped. </p>
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<a class="anchor" id="a055a9d12fbdc279452ee6c056bd3ba8f"></a><!-- doxytag: member="QwtPoint3D::x" ref="a055a9d12fbdc279452ee6c056bd3ba8f" args="() const " -->
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<td class="memname">double QwtPoint3D::x </td>
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<td> const<code> [inline]</code></td>
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<p>Returns the x-coordinate of the point. </p>
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<a class="anchor" id="ac2c90240ee705f3422202aeb6d5e0654"></a><!-- doxytag: member="QwtPoint3D::y" ref="ac2c90240ee705f3422202aeb6d5e0654" args="() const " -->
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<td class="memname">double QwtPoint3D::y </td>
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<td> const<code> [inline]</code></td>
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<p>Returns the y-coordinate of the point. </p>
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<a class="anchor" id="afd56ba68ce1cfad4a4e477f45f0c85d4"></a><!-- doxytag: member="QwtPoint3D::z" ref="afd56ba68ce1cfad4a4e477f45f0c85d4" args="() const " -->
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<td class="memname">double QwtPoint3D::z </td>
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<td> const<code> [inline]</code></td>
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<p>Returns the z-coordinate of the point. </p>
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