<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"> <title>Mercator: Mercator::TopClip 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 1.5.9 --> <div class="navigation" id="top"> <div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</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="hierarchy.html"><span>Class Hierarchy</span></a></li> <li><a href="functions.html"><span>Class Members</span></a></li> </ul> </div> <div class="navpath"><b>Mercator</b>::<a class="el" href="classMercator_1_1TopClip.html">TopClip</a> </div> </div> <div class="contents"> <h1>Mercator::TopClip Class Reference</h1><!-- doxytag: class="Mercator::TopClip" -->Helper to clip points to a given range. <a href="#_details">More...</a> <p> <p> <a href="classMercator_1_1TopClip-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 Member Functions</h2></td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classMercator_1_1TopClip.html#a4d3c561309539649d52e5748723e8a4">TopClip</a> (double t)</td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classMercator_1_1TopClip.html#2abbf9873c93026deba4be199c727333">inside</a> (const Point2 &p) const </td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">Check a point is outside this clip. <a href="#2abbf9873c93026deba4be199c727333"></a><br></td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">Point2 </td><td class="memItemRight" valign="bottom"><a class="el" href="classMercator_1_1TopClip.html#45ce033a5497224be70470aaeb538175">clip</a> (const Point2 &u, const Point2 &v) const </td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">Determine the point where a line crosses this clip. <a href="#45ce033a5497224be70470aaeb538175"></a><br></td></tr> <tr><td colspan="2"><br><h2>Private Attributes</h2></td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="85ffde8e2a34833448f2036fcd850d10"></a><!-- doxytag: member="Mercator::TopClip::topY" ref="85ffde8e2a34833448f2036fcd850d10" args="" --> double </td><td class="memItemRight" valign="bottom"><a class="el" href="classMercator_1_1TopClip.html#85ffde8e2a34833448f2036fcd850d10">topY</a></td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">Top of y range. <br></td></tr> </table> <hr><a name="_details"></a><h2>Detailed Description</h2> Helper to clip points to a given range. <hr><h2>Constructor & Destructor Documentation</h2> <a class="anchor" name="a4d3c561309539649d52e5748723e8a4"></a><!-- doxytag: member="Mercator::TopClip::TopClip" ref="a4d3c561309539649d52e5748723e8a4" args="(double t)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">Mercator::TopClip::TopClip </td> <td>(</td> <td class="paramtype">double </td> <td class="paramname"> <em>t</em> </td> <td> ) </td> <td><code> [inline]</code></td> </tr> </table> </div> <div class="memdoc"> <p> Constructor<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>t</em> </td><td>top of y range </td></tr> </table> </dl> </div> </div><p> <hr><h2>Member Function Documentation</h2> <a class="anchor" name="45ce033a5497224be70470aaeb538175"></a><!-- doxytag: member="Mercator::TopClip::clip" ref="45ce033a5497224be70470aaeb538175" args="(const Point2 &u, const Point2 &v) const " --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">Point2 Mercator::TopClip::clip </td> <td>(</td> <td class="paramtype">const Point2 & </td> <td class="paramname"> <em>u</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const Point2 & </td> <td class="paramname"> <em>v</em></td><td> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td><td> const<code> [inline]</code></td> </tr> </table> </div> <div class="memdoc"> <p> Determine the point where a line crosses this clip. <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>u</em> </td><td>one of of a line that crosses this clip </td></tr> <tr><td valign="top"></td><td valign="top"><em>v</em> </td><td>one of of a line that crosses this clip </td></tr> </table> </dl> <dl class="return" compact><dt><b>Returns:</b></dt><dd>a point where the line cross this clip. </dd></dl> <p>References <a class="el" href="Area_8cpp_source.html#l00060">topY</a>.</p> </div> </div><p> <a class="anchor" name="2abbf9873c93026deba4be199c727333"></a><!-- doxytag: member="Mercator::TopClip::inside" ref="2abbf9873c93026deba4be199c727333" args="(const Point2 &p) const " --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">bool Mercator::TopClip::inside </td> <td>(</td> <td class="paramtype">const Point2 & </td> <td class="paramname"> <em>p</em> </td> <td> ) </td> <td> const<code> [inline]</code></td> </tr> </table> </div> <div class="memdoc"> <p> Check a point is outside this clip. <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>p</em> </td><td>point to be checked. </td></tr> </table> </dl> <dl class="return" compact><dt><b>Returns:</b></dt><dd>true if p is outside the clip. </dd></dl> <p>References <a class="el" href="Area_8cpp_source.html#l00060">topY</a>.</p> </div> </div><p> <hr>The documentation for this class was generated from the following file:<ul> <li>Area.cpp</ul> </div> <hr size="1"><address style="text-align: right;"><small>Generated for Mercator by <a href="http://www.doxygen.org/index.html"> <img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.9 </small></address> </body> </html>