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| <div class="titlepage"><div><div><h5 class="title"> |
| <a name="geometry.reference.adapted.register.boost_geometry_register_multi_linestring"></a><a class="link" href="boost_geometry_register_multi_linestring.html" title="BOOST_GEOMETRY_REGISTER_MULTI_LINESTRING">BOOST_GEOMETRY_REGISTER_MULTI_LINESTRING</a> |
| </h5></div></div></div> |
| <p> |
| <a class="indexterm" name="idp104528928"></a> |
| Macro to register a multi_linestring. |
| </p> |
| <h6> |
| <a name="geometry.reference.adapted.register.boost_geometry_register_multi_linestring.h0"></a> |
| <span class="phrase"><a name="geometry.reference.adapted.register.boost_geometry_register_multi_linestring.description"></a></span><a class="link" href="boost_geometry_register_multi_linestring.html#geometry.reference.adapted.register.boost_geometry_register_multi_linestring.description">Description</a> |
| </h6> |
| <p> |
| The macro BOOST_GEOMETRY_REGISTER_MULTI_LINESTRING registers a multi_linestring |
| such that it is recognized by Boost.Geometry and that Boost.Geometry |
| functionality can used with the specified type. The multi_linestring |
| may contain template parameters, which must be specified then. |
| </p> |
| <h6> |
| <a name="geometry.reference.adapted.register.boost_geometry_register_multi_linestring.h1"></a> |
| <span class="phrase"><a name="geometry.reference.adapted.register.boost_geometry_register_multi_linestring.synopsis"></a></span><a class="link" href="boost_geometry_register_multi_linestring.html#geometry.reference.adapted.register.boost_geometry_register_multi_linestring.synopsis">Synopsis</a> |
| </h6> |
| <p> |
| </p> |
| <pre class="programlisting"><span class="preprocessor">#define</span> <span class="identifier">BOOST_GEOMETRY_REGISTER_MULTI_LINESTRING</span><span class="special">(</span><span class="identifier">MultiLineString</span><span class="special">)</span></pre> |
| <p> |
| </p> |
| <h6> |
| <a name="geometry.reference.adapted.register.boost_geometry_register_multi_linestring.h2"></a> |
| <span class="phrase"><a name="geometry.reference.adapted.register.boost_geometry_register_multi_linestring.parameters"></a></span><a class="link" href="boost_geometry_register_multi_linestring.html#geometry.reference.adapted.register.boost_geometry_register_multi_linestring.parameters">Parameters</a> |
| </h6> |
| <div class="informaltable"><table class="table"> |
| <colgroup> |
| <col> |
| <col> |
| </colgroup> |
| <thead><tr> |
| <th> |
| <p> |
| Name |
| </p> |
| </th> |
| <th> |
| <p> |
| Description |
| </p> |
| </th> |
| </tr></thead> |
| <tbody><tr> |
| <td> |
| <p> |
| MultiLineString |
| </p> |
| </td> |
| <td> |
| <p> |
| multi_linestring type to be registered |
| </p> |
| </td> |
| </tr></tbody> |
| </table></div> |
| <h6> |
| <a name="geometry.reference.adapted.register.boost_geometry_register_multi_linestring.h3"></a> |
| <span class="phrase"><a name="geometry.reference.adapted.register.boost_geometry_register_multi_linestring.header"></a></span><a class="link" href="boost_geometry_register_multi_linestring.html#geometry.reference.adapted.register.boost_geometry_register_multi_linestring.header">Header</a> |
| </h6> |
| <p> |
| <code class="computeroutput"><span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">geometry</span><span class="special">/</span><span class="identifier">geometries</span><span class="special">/</span><span class="keyword">register</span><span class="special">/</span><span class="identifier">multi_linestring</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">></span></code> |
| </p> |
| <h6> |
| <a name="geometry.reference.adapted.register.boost_geometry_register_multi_linestring.h4"></a> |
| <span class="phrase"><a name="geometry.reference.adapted.register.boost_geometry_register_multi_linestring.example"></a></span><a class="link" href="boost_geometry_register_multi_linestring.html#geometry.reference.adapted.register.boost_geometry_register_multi_linestring.example">Example</a> |
| </h6> |
| <p> |
| Show the use of the macro BOOST_GEOMETRY_REGISTER_MULTI_LINESTRING |
| </p> |
| <p> |
| </p> |
| <pre class="programlisting"><span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">iostream</span><span class="special">></span> |
| |
| <span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">geometry</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">></span> |
| <span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">geometry</span><span class="special">/</span><span class="identifier">geometries</span><span class="special">/</span><span class="identifier">linestring</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">></span> |
| <span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">geometry</span><span class="special">/</span><span class="identifier">geometries</span><span class="special">/</span><span class="identifier">adapted</span><span class="special">/</span><span class="identifier">boost_tuple</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">></span> |
| <span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">geometry</span><span class="special">/</span><span class="identifier">geometries</span><span class="special">/</span><span class="keyword">register</span><span class="special">/</span><span class="identifier">multi_linestring</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">></span> |
| |
| <span class="keyword">typedef</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">geometry</span><span class="special">::</span><span class="identifier">model</span><span class="special">::</span><span class="identifier">linestring</span> |
| <span class="special"><</span> |
| <span class="identifier">boost</span><span class="special">::</span><span class="identifier">tuple</span><span class="special"><</span><span class="keyword">float</span><span class="special">,</span> <span class="keyword">float</span><span class="special">></span> |
| <span class="special">></span> <span class="identifier">linestring_type</span><span class="special">;</span> |
| |
| <span class="identifier">BOOST_GEOMETRY_REGISTER_BOOST_TUPLE_CS</span><span class="special">(</span><span class="identifier">cs</span><span class="special">::</span><span class="identifier">cartesian</span><span class="special">)</span> |
| <span class="identifier">BOOST_GEOMETRY_REGISTER_MULTI_LINESTRING</span><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">deque</span><span class="special"><</span><span class="identifier">linestring_type</span><span class="special">>)</span> |
| |
| <span class="keyword">int</span> <span class="identifier">main</span><span class="special">()</span> |
| <span class="special">{</span> |
| <span class="comment">// Normal usage of std::</span> |
| <span class="identifier">std</span><span class="special">::</span><span class="identifier">deque</span><span class="special"><</span><span class="identifier">linestring_type</span><span class="special">></span> <span class="identifier">lines</span><span class="special">(</span><span class="number">2</span><span class="special">);</span> |
| <span class="identifier">boost</span><span class="special">::</span><span class="identifier">geometry</span><span class="special">::</span><span class="identifier">read_wkt</span><span class="special">(</span><span class="string">"LINESTRING(0 0,1 1)"</span><span class="special">,</span> <span class="identifier">lines</span><span class="special">[</span><span class="number">0</span><span class="special">]);</span> |
| <span class="identifier">boost</span><span class="special">::</span><span class="identifier">geometry</span><span class="special">::</span><span class="identifier">read_wkt</span><span class="special">(</span><span class="string">"LINESTRING(2 2,3 3)"</span><span class="special">,</span> <span class="identifier">lines</span><span class="special">[</span><span class="number">1</span><span class="special">]);</span> |
| |
| <span class="comment">// Usage of Boost.Geometry</span> |
| <span class="identifier">std</span><span class="special">::</span><span class="identifier">cout</span> <span class="special"><<</span> <span class="string">"LENGTH: "</span> <span class="special"><<</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">geometry</span><span class="special">::</span><span class="identifier">length</span><span class="special">(</span><span class="identifier">lines</span><span class="special">)</span> <span class="special"><<</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">endl</span><span class="special">;</span> |
| |
| <span class="keyword">return</span> <span class="number">0</span><span class="special">;</span> |
| <span class="special">}</span> |
| </pre> |
| <p> |
| </p> |
| <p> |
| Output: |
| </p> |
| <pre class="programlisting">LENGTH: 2.82843 |
| </pre> |
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| Mateusz Loskot, Adam Wulkiewicz, Oracle and/or its affiliates<p> |
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