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  • Committer: Bazaar Package Importer
  • Author(s): Steve M. Robbins
  • Date: 2004-06-08 00:44:02 UTC
  • Revision ID: james.westby@ubuntu.com-20040608004402-72yu51xlh7vt6p9m
Tags: upstream-6.0pre16
Import upstream version 6.0pre16

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doc/group__geo.html
 
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
 
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<html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1">
 
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<title>Ipelib: Ipe Geometry</title>
 
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<link href="doxygen.css" rel="stylesheet" type="text/css">
 
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</head><body>
 
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<!-- Generated by Doxygen 1.3.4 -->
 
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<div class="qindex"><a class="qindex" href="index.html">Main&nbsp;Page</a> | <a class="qindex" href="modules.html">Modules</a> | <a class="qindex" href="hierarchy.html">Class&nbsp;Hierarchy</a> | <a class="qindex" href="annotated.html">Class&nbsp;List</a> | <a class="qindex" href="functions.html">Class&nbsp;Members</a></div>
 
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<h1>Ipe Geometry</h1>Geometric primitives for Ipe.  
 
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<a href="#_details">More...</a><h2>Classes</h2>
 
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<ul>
 
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<li>class <a class="el" href="class_ipe_angle.html">IpeAngle</a>
 
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<dl class="el"><dd class="mdescRight">A double that's an angle. </em> <a href="class_ipe_angle.html#_details">More...</a><em><br><br></dl><li>class <a class="el" href="class_ipe_vector.html">IpeVector</a>
 
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<dl class="el"><dd class="mdescRight">Two-dimensional vector. </em> <a href="class_ipe_vector.html#_details">More...</a><em><br><br></dl><li>class <a class="el" href="class_ipe_rect.html">IpeRect</a>
 
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<dl class="el"><dd class="mdescRight">Axis-parallel rectangle (which can be empty). </em> <a href="class_ipe_rect.html#_details">More...</a><em><br><br></dl><li>class <a class="el" href="class_ipe_line.html">IpeLine</a>
 
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<dl class="el"><dd class="mdescRight">A directed line. </em> <a href="class_ipe_line.html#_details">More...</a><em><br><br></dl><li>class <a class="el" href="class_ipe_segment.html">IpeSegment</a>
 
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<dl class="el"><dd class="mdescRight">A directed line segment. </em> <a href="class_ipe_segment.html#_details">More...</a><em><br><br></dl><li>class <a class="el" href="class_ipe_linear.html">IpeLinear</a>
 
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<dl class="el"><dd class="mdescRight">Linear transformation in the plane (2x2 matrix). </em> <a href="class_ipe_linear.html#_details">More...</a><em><br><br></dl><li>class <a class="el" href="class_ipe_matrix.html">IpeMatrix</a>
 
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<dl class="el"><dd class="mdescRight">Homogeneous transformation in the plane. </em> <a href="class_ipe_matrix.html#_details">More...</a><em><br><br></dl><li>class <a class="el" href="class_ipe_bezier.html">IpeBezier</a>
 
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<dl class="el"><dd class="mdescRight">A cubic Bezier spline. </em> <a href="class_ipe_bezier.html#_details">More...</a><em><br><br></dl><li>class <a class="el" href="class_ipe_arc.html">IpeArc</a>
 
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<dl class="el"><dd class="mdescRight">An arc of an ellipse. </em> <a href="class_ipe_arc.html#_details">More...</a><em><br><br></dl></ul>
 
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<h2>Defines</h2>
 
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<ul>
 
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<li>#define <a class="el" href="group__geo.html#a4">IpePi</a>&nbsp;&nbsp;&nbsp;3.1415926535897932385
 
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<li>#define <a class="el" href="group__geo.html#a5">IpeTwoPi</a>&nbsp;&nbsp;&nbsp;6.2831853071795862
 
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<li>#define <a class="el" href="group__geo.html#a6">IpeHalfPi</a>&nbsp;&nbsp;&nbsp;1.5707963267948966
 
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</ul>
 
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<h2>Typedefs</h2>
 
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<ul>
 
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<li>typedef double <a class="el" href="group__geo.html#a3">IpeScalar</a>
 
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</ul>
 
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<h2>Functions</h2>
 
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<ul>
 
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<li>template&lt;class T&gt; T <a class="el" href="group__geo.html#a0">IpeMax</a> (const  T &amp;lhs, const  T &amp;rhs)
 
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<li>template&lt;class T&gt; T <a class="el" href="group__geo.html#a1">IpeMin</a> (const  T &amp;lhs, const  T &amp;rhs)
 
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<li>double <a class="el" href="group__geo.html#a2">IpeAbs</a> (double val)
 
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</ul>
 
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<hr><a name="_details"></a><h2>Detailed Description</h2>
 
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Geometric primitives for Ipe. 
 
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<p>
 
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The IpeGeo module provides a few classes for constant-size geometric primitives, such as vector, axis-aligned rectangles, lines, rays, line segments, etc. <hr><h2>Define Documentation</h2>
 
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<a class="anchor" name="a4" doxytag="ipegeo.h::IpePi" ></a><p>
 
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<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
 
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    <td class="mdRow">
 
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      <table cellpadding="0" cellspacing="0" border="0">
 
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          <td class="md" nowrap valign="top"> double IpePi&nbsp;&nbsp;&nbsp;3.1415926535897932385
 
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      </table>
 
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    </td>
 
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  </tr>
 
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</table>
 
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<table cellspacing=5 cellpadding=0 border=0>
 
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  <tr>
 
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    <td>
 
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      &nbsp;
 
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    </td>
 
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    <td>
 
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<p>
 
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The constant pi.     </td>
 
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  </tr>
 
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</table>
 
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<a class="anchor" name="a5" doxytag="ipegeo.h::IpeTwoPi" ></a><p>
 
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<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
 
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    <td class="mdRow">
 
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        <tr>
 
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          <td class="md" nowrap valign="top"> double IpeTwoPi&nbsp;&nbsp;&nbsp;6.2831853071795862
 
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      </table>
 
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    </td>
 
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  </tr>
 
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</table>
 
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<table cellspacing=5 cellpadding=0 border=0>
 
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  <tr>
 
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    <td>
 
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      &nbsp;
 
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    </td>
 
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    <td>
 
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<p>
 
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The constant 2 * pi.     </td>
 
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  </tr>
 
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</table>
 
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<a class="anchor" name="a6" doxytag="ipegeo.h::IpeHalfPi" ></a><p>
 
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<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
 
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    <td class="mdRow">
 
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      <table cellpadding="0" cellspacing="0" border="0">
 
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          <td class="md" nowrap valign="top"> double IpeHalfPi&nbsp;&nbsp;&nbsp;1.5707963267948966
 
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      </table>
 
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    </td>
 
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  </tr>
 
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</table>
 
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<table cellspacing=5 cellpadding=0 border=0>
 
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    <td>
 
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      &nbsp;
 
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    </td>
 
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    <td>
 
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<p>
 
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The constant pi / 2.     </td>
 
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  </tr>
 
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</table>
 
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<hr><h2>Typedef Documentation</h2>
 
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<a class="anchor" name="a3" doxytag="ipegeo.h::IpeScalar" ></a><p>
 
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<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
 
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    <td class="mdRow">
 
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          <td class="md" nowrap valign="top"> typedef double <a class="el" href="ipegeo_8h.html#a3">IpeScalar</a>
 
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      </table>
 
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    </td>
 
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  </tr>
 
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</table>
 
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<table cellspacing=5 cellpadding=0 border=0>
 
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    <td>
 
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      &nbsp;
 
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    </td>
 
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    <td>
 
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<p>
 
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Type of coordinates in IpeVectors.     </td>
 
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  </tr>
 
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</table>
 
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<hr><h2>Function Documentation</h2>
 
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<a class="anchor" name="a0" doxytag="ipegeo.h::IpeMax" ></a><p>
 
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<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
 
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    <td class="mdRow">
 
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template&lt;class T&gt; </td>
 
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        </tr>
 
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        <tr>
 
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          <td class="md" nowrap valign="top"> T IpeMax </td>
 
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          <td class="md" valign="top">(&nbsp;</td>
 
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          <td class="md" nowrap valign="top">const T &amp;&nbsp;</td>
 
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          <td class="mdname" nowrap> <em>lhs</em>, </td>
 
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          <td></td>
 
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          <td></td>
 
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          <td class="md" nowrap>const T &amp;&nbsp;</td>
 
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          <td class="mdname" nowrap> <em>rhs</em></td>
 
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          <td></td>
 
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          <td class="md">)&nbsp;</td>
 
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          <td class="md" colspan="2"><code> [inline]</code></td>
 
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      </table>
 
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    </td>
 
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      &nbsp;
 
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    </td>
 
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    <td>
 
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Maximum of two values.     </td>
 
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</table>
 
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<a class="anchor" name="a1" doxytag="ipegeo.h::IpeMin" ></a><p>
 
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<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
 
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    <td class="mdRow">
 
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template&lt;class T&gt; </td>
 
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          <td class="md" nowrap valign="top"> T IpeMin </td>
 
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          <td class="md" valign="top">(&nbsp;</td>
 
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          <td class="md" nowrap valign="top">const T &amp;&nbsp;</td>
 
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          <td class="mdname" nowrap> <em>lhs</em>, </td>
 
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          <td></td>
 
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          <td></td>
 
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          <td class="md" nowrap>const T &amp;&nbsp;</td>
 
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          <td class="mdname" nowrap> <em>rhs</em></td>
 
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        </tr>
 
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        <tr>
 
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          <td></td>
 
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          <td class="md">)&nbsp;</td>
 
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          <td class="md" colspan="2"><code> [inline]</code></td>
 
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        </tr>
 
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      </table>
 
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    </td>
 
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  </tr>
 
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</table>
 
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<table cellspacing=5 cellpadding=0 border=0>
 
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    <td>
 
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      &nbsp;
 
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    </td>
 
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    <td>
 
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Minimum of two values.     </td>
 
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  </tr>
 
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</table>
 
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<a class="anchor" name="a2" doxytag="ipegeo.h::IpeAbs" ></a><p>
 
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<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
 
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    <td class="mdRow">
 
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      <table cellpadding="0" cellspacing="0" border="0">
 
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          <td class="md" nowrap valign="top"> double IpeAbs </td>
 
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          <td class="md" valign="top">(&nbsp;</td>
 
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          <td class="md" nowrap valign="top">double&nbsp;</td>
 
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          <td class="mdname1" valign="top" nowrap> <em>val</em>          </td>
 
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          <td class="md" valign="top">&nbsp;)&nbsp;</td>
 
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          <td class="md" nowrap><code> [inline]</code></td>
 
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        </tr>
 
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      </table>
 
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    </td>
 
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  </tr>
 
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</table>
 
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<table cellspacing=5 cellpadding=0 border=0>
 
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  <tr>
 
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    <td>
 
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      &nbsp;
 
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    </td>
 
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    <td>
 
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<p>
 
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Absolute value.     </td>
 
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  </tr>
 
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</table>
 
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<hr>
 
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</body></html>