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Please see "http://stlab.adobe.com/licenses.html" for more information. --> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en"> <head> <TITLE>Generic Image Library: RandomAccess2DLocatorConcept Struct Template Reference</TITLE> <META HTTP-EQUIV="content-type" CONTENT="text/html;charset=ISO-8859-1"/> <LINK TYPE="text/css" REL="stylesheet" HREF="adobe_source.css"/> </head> <body> <table border="0" cellspacing="0" cellpadding="0" style='width: 100%; margin: 0; padding: 0'><tr> <td width="100%" valign="top" style='padding-left: 10px; padding-right: 10px; padding-bottom: 10px'> <div class="qindex"><a class="qindex" href="index.html">Modules</a> | <a class="qindex" href="classes.html">Alphabetical List</a> | <a class="qindex" href="annotated.html">Class List</a> | <a class="qindex" href="dirs.html">Directories</a> | <a class="qindex" href="files.html">File List</a> | <a class="qindex" href="../index.html">GIL Home Page</a> </div> <!-- End Header --> <!-- Generated by Doxygen 1.5.6 --> <div class="navpath"><a class="el" href="namespaceboost.html">boost</a>::<b>gil</b>::<a class="el" href="g_i_l_0368.html">RandomAccess2DLocatorConcept</a> </div> <div class="contents"> <h1>RandomAccess2DLocatorConcept Struct Template Reference<br> <small> [<a class="el" href="g_i_l_0171.html">RandomAccess2DLocatorConcept</a>]</small> </h1><!-- doxytag: class="boost::gil::RandomAccess2DLocatorConcept" --><code>#include <<a class="el" href="g_i_l_0091.html">gil_concept.hpp</a>></code> <p> <p> <a href="g_i_l_0367.html">List of all members.</a><hr><a name="_details"></a><h2>Detailed Description</h2> <h3>template<typename Loc><br> struct boost::gil::RandomAccess2DLocatorConcept< Loc ></h3> 2-dimensional locator over immutable values <p> <div class="fragment"><pre class="fragment">concept RandomAccess2DLocatorConcept<RandomAccessNDLocatorConcept Loc> { where num_dimensions==2; where Point2DConcept<point_t>; <span class="keyword">typename</span> x_iterator = axis<0>::iterator; <span class="keyword">typename</span> y_iterator = axis<1>::iterator; <span class="keyword">typename</span> x_coord_t = axis<0>::coord_t; <span class="keyword">typename</span> y_coord_t = axis<1>::coord_t; <span class="comment">// Only available to locators that have dynamic step in Y</span> <span class="comment">//Loc::Loc(const Loc& loc, y_coord_t);</span> <span class="comment">// Only available to locators that have dynamic step in X and Y</span> <span class="comment">//Loc::Loc(const Loc& loc, x_coord_t, y_coord_t, bool transposed=false);</span> x_iterator& Loc::x(); x_iterator <span class="keyword">const</span>& Loc::x() <span class="keyword">const</span>; y_iterator& Loc::y(); y_iterator <span class="keyword">const</span>& Loc::y() <span class="keyword">const</span>; x_iterator Loc::x_at(<span class="keyword">const</span> difference_type&) <span class="keyword">const</span>; y_iterator Loc::y_at(<span class="keyword">const</span> difference_type&) <span class="keyword">const</span>; Loc Loc::xy_at(<span class="keyword">const</span> difference_type&) <span class="keyword">const</span>; <span class="comment">// x/y versions of all methods that can take difference type</span> x_iterator Loc::x_at(x_coord_t, y_coord_t) <span class="keyword">const</span>; y_iterator Loc::y_at(x_coord_t, y_coord_t) <span class="keyword">const</span>; Loc Loc::xy_at(x_coord_t, y_coord_t) <span class="keyword">const</span>; reference operator()(<span class="keyword">const</span> Loc&, x_coord_t, y_coord_t); cached_location_t Loc::cache_location(x_coord_t, y_coord_t) <span class="keyword">const</span>; <span class="keywordtype">bool</span> Loc::is_1d_traversable(x_coord_t width) <span class="keyword">const</span>; y_coord_t Loc::y_distance_to(<span class="keyword">const</span> Loc& loc2, x_coord_t x_diff) <span class="keyword">const</span>; }; </pre></div> <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"><a class="anchor" name="b0a0dbf6ca9028bbbb2240cad5882537"></a><!-- doxytag: member="boost::gil::RandomAccess2DLocatorConcept::constraints" ref="b0a0dbf6ca9028bbbb2240cad5882537" args="()" --> void </td><td class="memItemRight" valign="bottom"><b>constraints</b> ()</td></tr> <tr><td colspan="2"><br><h2>Public Attributes</h2></td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="78b239cb3da334ec5ca272453ae698f1"></a><!-- doxytag: member="boost::gil::RandomAccess2DLocatorConcept::loc" ref="78b239cb3da334ec5ca272453ae698f1" args="" --> Loc </td><td class="memItemRight" valign="bottom"><b>loc</b></td></tr> </table> <hr>The documentation for this struct was generated from the following file:<ul> <li><a class="el" href="g_i_l_0091.html">gil_concept.hpp</a></ul> </div> <hr size="1"><address style="text-align: right;"><small>Generated on Sat May 2 13:50:18 2009 for Generic Image Library by <a href="http://www.doxygen.org/index.html"> <img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.6 </small></address> </body> </html>