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<p>A point in polar coordinates.
<a href="class_qwt_point_polar.html#details">More...</a></p>
<p><code>#include &lt;<a class="el" href="qwt__point__polar_8h_source.html">qwt_point_polar.h</a>&gt;</code></p>
<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:a365875acf86a9f052e12784b5f2f7d44"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point_polar.html#a365875acf86a9f052e12784b5f2f7d44">QwtPointPolar</a> ()</td></tr>
<tr class="separator:a365875acf86a9f052e12784b5f2f7d44"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:af1c77f9730d441937e52ff5beee04975"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point_polar.html#af1c77f9730d441937e52ff5beee04975">QwtPointPolar</a> (double <a class="el" href="class_qwt_point_polar.html#a4b3ebfcbe0d9b6a7e0b39e50d2895510">azimuth</a>, double <a class="el" href="class_qwt_point_polar.html#a20a4dd477b5b204b080fed08aa04a7ce">radius</a>)</td></tr>
<tr class="separator:af1c77f9730d441937e52ff5beee04975"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a269241ca9f94f641063fe896cdd77165"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point_polar.html#a269241ca9f94f641063fe896cdd77165">QwtPointPolar</a> (const QPointF &amp;)</td></tr>
<tr class="separator:a269241ca9f94f641063fe896cdd77165"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a8cd4f93356a8a8c07400c3ad9ff1b560"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point_polar.html#a8cd4f93356a8a8c07400c3ad9ff1b560">setPoint</a> (const QPointF &amp;)</td></tr>
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<tr class="memitem:a678cbfb29627d537aaf2d15c1802460d"><td class="memItemLeft" align="right" valign="top">QPointF&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point_polar.html#a678cbfb29627d537aaf2d15c1802460d">toPoint</a> () const</td></tr>
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bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point_polar.html#a3e0d9a46b8af16335866583074b72129">isValid</a> () const</td></tr>
<tr class="memdesc:a3e0d9a46b8af16335866583074b72129"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns true if <a class="el" href="class_qwt_point_polar.html#a20a4dd477b5b204b080fed08aa04a7ce" title="Returns the radius.">radius()</a> &gt;= 0.0. <br /></td></tr>
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bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point_polar.html#a56afb57bde562399ff68043fd9251ebe">isNull</a> () const</td></tr>
<tr class="memdesc:a56afb57bde562399ff68043fd9251ebe"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns true if <a class="el" href="class_qwt_point_polar.html#a20a4dd477b5b204b080fed08aa04a7ce" title="Returns the radius.">radius()</a> &gt;= 0.0. <br /></td></tr>
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double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point_polar.html#a20a4dd477b5b204b080fed08aa04a7ce">radius</a> () const</td></tr>
<tr class="memdesc:a20a4dd477b5b204b080fed08aa04a7ce"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns the radius. <br /></td></tr>
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double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point_polar.html#a4b3ebfcbe0d9b6a7e0b39e50d2895510">azimuth</a> () const</td></tr>
<tr class="memdesc:a4b3ebfcbe0d9b6a7e0b39e50d2895510"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns the azimuth. <br /></td></tr>
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double &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point_polar.html#a69cf76a959e4417038b4e2684d307847">rRadius</a> ()</td></tr>
<tr class="memdesc:a69cf76a959e4417038b4e2684d307847"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns the radius. <br /></td></tr>
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double &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point_polar.html#ae509330927d54dbc7cf65fae42083fce">rAzimuth</a> ()</td></tr>
<tr class="memdesc:ae509330927d54dbc7cf65fae42083fce"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns the azimuth. <br /></td></tr>
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void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point_polar.html#a31ae2f4d6fad44f51ad5e7444a7f21fe">setRadius</a> (double)</td></tr>
<tr class="memdesc:a31ae2f4d6fad44f51ad5e7444a7f21fe"><td class="mdescLeft">&#160;</td><td class="mdescRight">Sets the radius to radius. <br /></td></tr>
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<tr class="memitem:a32c6c64510fce3e087d332305b4aca9e"><td class="memItemLeft" align="right" valign="top"><a id="a32c6c64510fce3e087d332305b4aca9e"></a>
void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point_polar.html#a32c6c64510fce3e087d332305b4aca9e">setAzimuth</a> (double)</td></tr>
<tr class="memdesc:a32c6c64510fce3e087d332305b4aca9e"><td class="mdescLeft">&#160;</td><td class="mdescRight">Sets the azimuth to azimuth. <br /></td></tr>
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<tr class="memitem:affeb7998198d3dfdbb409896199b535d"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point_polar.html#affeb7998198d3dfdbb409896199b535d">operator==</a> (const <a class="el" href="class_qwt_point_polar.html">QwtPointPolar</a> &amp;) const</td></tr>
<tr class="memdesc:affeb7998198d3dfdbb409896199b535d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Compare 2 points. <a href="class_qwt_point_polar.html#affeb7998198d3dfdbb409896199b535d">More...</a><br /></td></tr>
<tr class="separator:affeb7998198d3dfdbb409896199b535d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a929856ff791cc8cbb985489058ece4ef"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point_polar.html#a929856ff791cc8cbb985489058ece4ef">operator!=</a> (const <a class="el" href="class_qwt_point_polar.html">QwtPointPolar</a> &amp;) const</td></tr>
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<tr class="memitem:aab6516a84d4e0a5850f26e4dbaaad0c8"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_qwt_point_polar.html">QwtPointPolar</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_point_polar.html#aab6516a84d4e0a5850f26e4dbaaad0c8">normalized</a> () const</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>A point in polar coordinates. </p>
<p>In polar coordinates a point is determined by an angle and a distance. See <a href="http://en.wikipedia.org/wiki/Polar_coordinate_system">http://en.wikipedia.org/wiki/Polar_coordinate_system</a> </p>
<p class="definition">Definition at line <a class="el" href="qwt__point__polar_8h_source.html#l00028">28</a> of file <a class="el" href="qwt__point__polar_8h_source.html">qwt_point_polar.h</a>.</p>
</div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
<a id="a365875acf86a9f052e12784b5f2f7d44"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a365875acf86a9f052e12784b5f2f7d44">&#9670;&nbsp;</a></span>QwtPointPolar() <span class="overload">[1/3]</span></h2>
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<td class="memname">QwtPointPolar::QwtPointPolar </td>
<td>(</td>
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<p>Constructs a null point, with a radius and azimuth set to 0.0. </p><dl class="section see"><dt>See also</dt><dd>QPointF::isNull() </dd></dl>
<p class="definition">Definition at line <a class="el" href="qwt__point__polar_8h_source.html#l00071">71</a> of file <a class="el" href="qwt__point__polar_8h_source.html">qwt_point_polar.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#af1c77f9730d441937e52ff5beee04975">&#9670;&nbsp;</a></span>QwtPointPolar() <span class="overload">[2/3]</span></h2>
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<td class="memname">QwtPointPolar::QwtPointPolar </td>
<td>(</td>
<td class="paramtype">double&#160;</td>
<td class="paramname"><em>azimuth</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">double&#160;</td>
<td class="paramname"><em>radius</em>&#160;</td>
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<p>Constructs a point with coordinates specified by radius and azimuth.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">azimuth</td><td>Azimuth </td></tr>
<tr><td class="paramname">radius</td><td>Radius </td></tr>
</table>
</dd>
</dl>
<p class="definition">Definition at line <a class="el" href="qwt__point__polar_8h_source.html#l00083">83</a> of file <a class="el" href="qwt__point__polar_8h_source.html">qwt_point_polar.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a269241ca9f94f641063fe896cdd77165">&#9670;&nbsp;</a></span>QwtPointPolar() <span class="overload">[3/3]</span></h2>
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<td class="memname">QwtPointPolar::QwtPointPolar </td>
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<td class="paramtype">const QPointF &amp;&#160;</td>
<td class="paramname"><em>p</em></td><td>)</td>
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<p>Convert and assign values from a point in Cartesian coordinates</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">p</td><td>Point in Cartesian coordinates </td></tr>
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<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_point_polar.html#a8cd4f93356a8a8c07400c3ad9ff1b560">setPoint()</a>, <a class="el" href="class_qwt_point_polar.html#a678cbfb29627d537aaf2d15c1802460d">toPoint()</a> </dd></dl>
<p class="definition">Definition at line <a class="el" href="qwt__point__polar_8cpp_source.html#l00044">44</a> of file <a class="el" href="qwt__point__polar_8cpp_source.html">qwt_point_polar.cpp</a>.</p>
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<h2 class="groupheader">Member Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#aab6516a84d4e0a5850f26e4dbaaad0c8">&#9670;&nbsp;</a></span>normalized()</h2>
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<td class="memname"><a class="el" href="class_qwt_point_polar.html">QwtPointPolar</a> QwtPointPolar::normalized </td>
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<p>Normalize radius and azimuth</p>
<p>When the radius is &lt; 0.0 it is set to 0.0. The azimuth is a value &gt;= 0.0 and &lt; 2 * M_PI.</p>
<dl class="section return"><dt>Returns</dt><dd>Normalized point </dd></dl>
<p class="definition">Definition at line <a class="el" href="qwt__point__polar_8cpp_source.html#l00118">118</a> of file <a class="el" href="qwt__point__polar_8cpp_source.html">qwt_point_polar.cpp</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a929856ff791cc8cbb985489058ece4ef">&#9670;&nbsp;</a></span>operator!=()</h2>
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<td class="memname">bool QwtPointPolar::operator!= </td>
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<td class="paramtype">const <a class="el" href="class_qwt_point_polar.html">QwtPointPolar</a> &amp;&#160;</td>
<td class="paramname"><em>other</em></td><td>)</td>
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<p>Compare 2 points</p>
<p>Two points are equal to each other if radius and azimuth-coordinates are the same. Points are not equal, when the azimuth differs, but other.azimuth() == <a class="el" href="class_qwt_point_polar.html#a4b3ebfcbe0d9b6a7e0b39e50d2895510" title="Returns the azimuth.">azimuth()</a> % (2 * PI).</p>
<dl class="section return"><dt>Returns</dt><dd>True if the point is not equal to other; otherwise return false. </dd></dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_point_polar.html#aab6516a84d4e0a5850f26e4dbaaad0c8">normalized()</a> </dd></dl>
<p class="definition">Definition at line <a class="el" href="qwt__point__polar_8cpp_source.html#l00105">105</a> of file <a class="el" href="qwt__point__polar_8cpp_source.html">qwt_point_polar.cpp</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#affeb7998198d3dfdbb409896199b535d">&#9670;&nbsp;</a></span>operator==()</h2>
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<td class="memname">bool QwtPointPolar::operator== </td>
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<td class="paramtype">const <a class="el" href="class_qwt_point_polar.html">QwtPointPolar</a> &amp;&#160;</td>
<td class="paramname"><em>other</em></td><td>)</td>
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<p>Compare 2 points. </p>
<p>Two points are equal to each other if radius and azimuth-coordinates are the same. Points are not equal, when the azimuth differs, but other.azimuth() == <a class="el" href="class_qwt_point_polar.html#a4b3ebfcbe0d9b6a7e0b39e50d2895510" title="Returns the azimuth.">azimuth()</a> % (2 * PI).</p>
<dl class="section return"><dt>Returns</dt><dd>True if the point is equal to other; otherwise return false.</dd></dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_point_polar.html#aab6516a84d4e0a5850f26e4dbaaad0c8">normalized()</a> </dd></dl>
<p class="definition">Definition at line <a class="el" href="qwt__point__polar_8cpp_source.html#l00090">90</a> of file <a class="el" href="qwt__point__polar_8cpp_source.html">qwt_point_polar.cpp</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a8cd4f93356a8a8c07400c3ad9ff1b560">&#9670;&nbsp;</a></span>setPoint()</h2>
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<td class="memname">void QwtPointPolar::setPoint </td>
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<td class="paramtype">const QPointF &amp;&#160;</td>
<td class="paramname"><em>p</em></td><td>)</td>
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<p>Convert and assign values from a point in Cartesian coordinates </p><dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">p</td><td>Point in Cartesian coordinates </td></tr>
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<p class="definition">Definition at line <a class="el" href="qwt__point__polar_8cpp_source.html#l00054">54</a> of file <a class="el" href="qwt__point__polar_8cpp_source.html">qwt_point_polar.cpp</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a678cbfb29627d537aaf2d15c1802460d">&#9670;&nbsp;</a></span>toPoint()</h2>
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<td class="memname">QPointF QwtPointPolar::toPoint </td>
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<td class="paramname"></td><td>)</td>
<td> const</td>
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<p>Convert and return values in Cartesian coordinates</p>
<dl class="section return"><dt>Returns</dt><dd>Converted point in Cartesian coordinates</dd></dl>
<dl class="section note"><dt>Note</dt><dd>Invalid or null points will be returned as QPointF(0.0, 0.0) </dd></dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_point_polar.html#a3e0d9a46b8af16335866583074b72129" title="Returns true if radius() &gt;= 0.0.">isValid()</a>, <a class="el" href="class_qwt_point_polar.html#a56afb57bde562399ff68043fd9251ebe" title="Returns true if radius() &gt;= 0.0.">isNull()</a> </dd></dl>
<p class="definition">Definition at line <a class="el" href="qwt__point__polar_8cpp_source.html#l00068">68</a> of file <a class="el" href="qwt__point__polar_8cpp_source.html">qwt_point_polar.cpp</a>.</p>
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