Files
qwt/doc/html/qwt__clipper_8h_source.html
2023-10-31 09:22:42 +01:00

158 lines
15 KiB
HTML

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.9.1"/>
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<title>Qwt User&#39;s Guide: qwt_clipper.h Source File</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="navtree.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="resize.js"></script>
<script type="text/javascript" src="navtreedata.js"></script>
<script type="text/javascript" src="navtree.js"></script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/searchdata.js"></script>
<script type="text/javascript" src="search/search.js"></script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td id="projectalign" style="padding-left: 0.5em;">
<div id="projectname">Qwt User&#39;s Guide
&#160;<span id="projectnumber">6.2.0</span>
</div>
</td>
</tr>
</tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.9.1 -->
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&amp;dn=gpl-2.0.txt GPL-v2 */
var searchBox = new SearchBox("searchBox", "search",false,'Search','.html');
/* @license-end */
</script>
<script type="text/javascript" src="menudata.js"></script>
<script type="text/javascript" src="menu.js"></script>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&amp;dn=gpl-2.0.txt GPL-v2 */
$(function() {
initMenu('',true,false,'search.php','Search');
$(document).ready(function() { init_search(); });
});
/* @license-end */</script>
<div id="main-nav"></div>
</div><!-- top -->
<div id="side-nav" class="ui-resizable side-nav-resizable">
<div id="nav-tree">
<div id="nav-tree-contents">
<div id="nav-sync" class="sync"></div>
</div>
</div>
<div id="splitbar" style="-moz-user-select:none;"
class="ui-resizable-handle">
</div>
</div>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&amp;dn=gpl-2.0.txt GPL-v2 */
$(document).ready(function(){initNavTree('qwt__clipper_8h_source.html',''); initResizable(); });
/* @license-end */
</script>
<div id="doc-content">
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
onkeydown="return searchBox.OnSearchSelectKey(event)">
</div>
<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<iframe src="javascript:void(0)" frameborder="0"
name="MSearchResults" id="MSearchResults">
</iframe>
</div>
<div class="header">
<div class="headertitle">
<div class="title">qwt_clipper.h</div> </div>
</div><!--header-->
<div class="contents">
<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">/******************************************************************************</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment"> * Qwt Widget Library</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment"> * Copyright (C) 1997 Josef Wilgen</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment"> * Copyright (C) 2002 Uwe Rathmann</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment"> * This library is free software; you can redistribute it and/or</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment"> * modify it under the terms of the Qwt License, Version 1.0</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment"> *****************************************************************************/</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160; </div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="preprocessor">#ifndef QWT_CLIPPER_H</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="preprocessor">#define QWT_CLIPPER_H</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160; </div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="preprocessor">#include &quot;qwt_global.h&quot;</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160; </div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="keyword">class </span><a class="code" href="class_qwt_interval.html">QwtInterval</a>;</div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="keyword">class </span>QPointF;</div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="keyword">class </span>QRect;</div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="keyword">class </span>QRectF;</div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="keyword">class </span>QPolygon;</div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="keyword">class </span>QPolygonF;</div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160; </div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="preprocessor">#if QT_VERSION &lt; 0x060000</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"><a class="line" href="class_q_vector.html"> 23</a></span>&#160;<span class="keyword">template</span>&lt; <span class="keyword">typename</span> T &gt; <span class="keyword">class </span><a class="code" href="class_q_vector.html">QVector</a>;</div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160; </div>
<div class="line"><a name="l00030"></a><span class="lineno"><a class="line" href="namespace_qwt_clipper.html"> 30</a></span>&#160;<span class="keyword">namespace </span><a class="code" href="namespace_qwt_clipper.html">QwtClipper</a></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;{</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; QWT_EXPORT <span class="keywordtype">void</span> <a class="code" href="namespace_qwt_clipper.html#a4bbafdea07dca5589537e6db1c7c0b6e">clipPolygon</a>( <span class="keyword">const</span> QRect&amp;,</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; QPolygon&amp;, <span class="keywordtype">bool</span> closePolygon = <span class="keyword">false</span> );</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160; </div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; QWT_EXPORT <span class="keywordtype">void</span> <a class="code" href="namespace_qwt_clipper.html#a4bbafdea07dca5589537e6db1c7c0b6e">clipPolygon</a>( <span class="keyword">const</span> QRectF&amp;,</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160; QPolygon&amp;, <span class="keywordtype">bool</span> closePolygon = <span class="keyword">false</span> );</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; </div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; QWT_EXPORT <span class="keywordtype">void</span> <a class="code" href="namespace_qwt_clipper.html#aa5305d415fd97b332825e68b6cb25715">clipPolygonF</a>( <span class="keyword">const</span> QRectF&amp;,</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; QPolygonF&amp;, <span class="keywordtype">bool</span> closePolygon = <span class="keyword">false</span> );</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; </div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; QWT_EXPORT QPolygon <a class="code" href="namespace_qwt_clipper.html#abf6fbe8c4d00b9608ac08278c4891cb8">clippedPolygon</a>( <span class="keyword">const</span> QRect&amp;,</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; <span class="keyword">const</span> QPolygon&amp;, <span class="keywordtype">bool</span> closePolygon = <span class="keyword">false</span> );</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; </div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; QWT_EXPORT QPolygon <a class="code" href="namespace_qwt_clipper.html#abf6fbe8c4d00b9608ac08278c4891cb8">clippedPolygon</a>( <span class="keyword">const</span> QRectF&amp;,</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; <span class="keyword">const</span> QPolygon&amp;, <span class="keywordtype">bool</span> closePolygon = <span class="keyword">false</span> );</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; </div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; QWT_EXPORT QPolygonF <a class="code" href="namespace_qwt_clipper.html#a7c876c77f33931add58f80a98885af07">clippedPolygonF</a>( <span class="keyword">const</span> QRectF&amp;,</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; <span class="keyword">const</span> QPolygonF&amp;, <span class="keywordtype">bool</span> closePolygon = <span class="keyword">false</span> );</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; </div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; QWT_EXPORT <a class="code" href="class_q_vector.html">QVector&lt; QwtInterval &gt;</a> <a class="code" href="namespace_qwt_clipper.html#ab36605186b4a1c411fccb3b68cf1724a">clipCircle</a>(</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; <span class="keyword">const</span> QRectF&amp;, <span class="keyword">const</span> QPointF&amp;, <span class="keywordtype">double</span> radius );</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160;};</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; </div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="ttc" id="aclass_q_vector_html"><div class="ttname"><a href="class_q_vector.html">QVector</a></div><div class="ttdef"><b>Definition:</b> <a href="qwt__clipper_8h_source.html#l00023">qwt_clipper.h:23</a></div></div>
<div class="ttc" id="aclass_qwt_interval_html"><div class="ttname"><a href="class_qwt_interval.html">QwtInterval</a></div><div class="ttdoc">A class representing an interval.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__interval_8h_source.html#l00022">qwt_interval.h:23</a></div></div>
<div class="ttc" id="anamespace_qwt_clipper_html"><div class="ttname"><a href="namespace_qwt_clipper.html">QwtClipper</a></div><div class="ttdoc">Some clipping algorithms.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__clipper_8h_source.html#l00030">qwt_clipper.h:31</a></div></div>
<div class="ttc" id="anamespace_qwt_clipper_html_a4bbafdea07dca5589537e6db1c7c0b6e"><div class="ttname"><a href="namespace_qwt_clipper.html#a4bbafdea07dca5589537e6db1c7c0b6e">QwtClipper::clipPolygon</a></div><div class="ttdeci">QWT_EXPORT void clipPolygon(const QRect &amp;, QPolygon &amp;, bool closePolygon=false)</div><div class="ttdef"><b>Definition:</b> <a href="qwt__clipper_8cpp_source.html#l00390">qwt_clipper.cpp:390</a></div></div>
<div class="ttc" id="anamespace_qwt_clipper_html_a7c876c77f33931add58f80a98885af07"><div class="ttname"><a href="namespace_qwt_clipper.html#a7c876c77f33931add58f80a98885af07">QwtClipper::clippedPolygonF</a></div><div class="ttdeci">QWT_EXPORT QPolygonF clippedPolygonF(const QRectF &amp;, const QPolygonF &amp;, bool closePolygon=false)</div><div class="ttdef"><b>Definition:</b> <a href="qwt__clipper_8cpp_source.html#l00455">qwt_clipper.cpp:455</a></div></div>
<div class="ttc" id="anamespace_qwt_clipper_html_aa5305d415fd97b332825e68b6cb25715"><div class="ttname"><a href="namespace_qwt_clipper.html#aa5305d415fd97b332825e68b6cb25715">QwtClipper::clipPolygonF</a></div><div class="ttdeci">QWT_EXPORT void clipPolygonF(const QRectF &amp;, QPolygonF &amp;, bool closePolygon=false)</div><div class="ttdef"><b>Definition:</b> <a href="qwt__clipper_8cpp_source.html#l00404">qwt_clipper.cpp:404</a></div></div>
<div class="ttc" id="anamespace_qwt_clipper_html_ab36605186b4a1c411fccb3b68cf1724a"><div class="ttname"><a href="namespace_qwt_clipper.html#ab36605186b4a1c411fccb3b68cf1724a">QwtClipper::clipCircle</a></div><div class="ttdeci">QWT_EXPORT QVector&lt; QwtInterval &gt; clipCircle(const QRectF &amp;, const QPointF &amp;, double radius)</div><div class="ttdef"><b>Definition:</b> <a href="qwt__clipper_8cpp_source.html#l00477">qwt_clipper.cpp:477</a></div></div>
<div class="ttc" id="anamespace_qwt_clipper_html_abf6fbe8c4d00b9608ac08278c4891cb8"><div class="ttname"><a href="namespace_qwt_clipper.html#abf6fbe8c4d00b9608ac08278c4891cb8">QwtClipper::clippedPolygon</a></div><div class="ttdeci">QWT_EXPORT QPolygon clippedPolygon(const QRect &amp;, const QPolygon &amp;, bool closePolygon=false)</div><div class="ttdef"><b>Definition:</b> <a href="qwt__clipper_8cpp_source.html#l00437">qwt_clipper.cpp:437</a></div></div>
</div><!-- fragment --></div><!-- contents -->
</div><!-- doc-content -->
<!-- start footer part -->
<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
<ul>
<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li><li class="navelem"><b>qwt_clipper.h</b></li>
<li class="footer">Generated by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
</ul>
</div>
</body>
</html>