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<h1>TaggedLineString.h</h1> </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/**********************************************************************</span>
<a name="l00002"></a>00002 <span class="comment"> * $Id: TaggedLineString.h 2785 2009-12-03 19:55:11Z mloskot $</span>
<a name="l00003"></a>00003 <span class="comment"> *</span>
<a name="l00004"></a>00004 <span class="comment"> * GEOS - Geometry Engine Open Source</span>
<a name="l00005"></a>00005 <span class="comment"> * http://geos.refractions.net</span>
<a name="l00006"></a>00006 <span class="comment"> *</span>
<a name="l00007"></a>00007 <span class="comment"> * Copyright (C) 2006 Refractions Research Inc.</span>
<a name="l00008"></a>00008 <span class="comment"> *</span>
<a name="l00009"></a>00009 <span class="comment"> * This is free software; you can redistribute and/or modify it under</span>
<a name="l00010"></a>00010 <span class="comment"> * the terms of the GNU Lesser General Licence as published</span>
<a name="l00011"></a>00011 <span class="comment"> * by the Free Software Foundation. </span>
<a name="l00012"></a>00012 <span class="comment"> * See the COPYING file for more information.</span>
<a name="l00013"></a>00013 <span class="comment"> *</span>
<a name="l00014"></a>00014 <span class="comment"> **********************************************************************</span>
<a name="l00015"></a>00015 <span class="comment"> *</span>
<a name="l00016"></a>00016 <span class="comment"> * Last port: simplify/TaggedLineString.java rev. 1.2 (JTS-1.7.1)</span>
<a name="l00017"></a>00017 <span class="comment"> *</span>
<a name="l00018"></a>00018 <span class="comment"> **********************************************************************</span>
<a name="l00019"></a>00019 <span class="comment"> *</span>
<a name="l00020"></a>00020 <span class="comment"> * NOTES: This class can be optimized to work with vector<Coordinate*></span>
<a name="l00021"></a>00021 <span class="comment"> * rather then with CoordinateSequence. Also, LineSegment should</span>
<a name="l00022"></a>00022 <span class="comment"> * be replaced with a class not copying Coordinates.</span>
<a name="l00023"></a>00023 <span class="comment"> *</span>
<a name="l00024"></a>00024 <span class="comment"> **********************************************************************/</span>
<a name="l00025"></a>00025
<a name="l00026"></a>00026 <span class="preprocessor">#ifndef GEOS_SIMPLIFY_TAGGEDLINESTRING_H</span>
<a name="l00027"></a>00027 <span class="preprocessor"></span><span class="preprocessor">#define GEOS_SIMPLIFY_TAGGEDLINESTRING_H</span>
<a name="l00028"></a>00028 <span class="preprocessor"></span>
<a name="l00029"></a>00029 <span class="preprocessor">#include <geos/export.h></span>
<a name="l00030"></a>00030 <span class="preprocessor">#include <vector></span>
<a name="l00031"></a>00031 <span class="preprocessor">#include <memory></span>
<a name="l00032"></a>00032
<a name="l00033"></a>00033 <span class="comment">// Forward declarations</span>
<a name="l00034"></a>00034 <span class="keyword">namespace </span>geos {
<a name="l00035"></a>00035 <span class="keyword">namespace </span>geom {
<a name="l00036"></a>00036 <span class="keyword">class </span>Coordinate;
<a name="l00037"></a>00037 <span class="keyword">class </span>CoordinateSequence;
<a name="l00038"></a>00038 <span class="keyword">class </span>Geometry;
<a name="l00039"></a>00039 <span class="keyword">class </span>LineString;
<a name="l00040"></a>00040 <span class="keyword">class </span>LinearRing;
<a name="l00041"></a>00041 }
<a name="l00042"></a>00042 <span class="keyword">namespace </span>simplify {
<a name="l00043"></a>00043 <span class="keyword">class </span>TaggedLineSegment;
<a name="l00044"></a>00044 }
<a name="l00045"></a>00045 }
<a name="l00046"></a>00046
<a name="l00047"></a>00047 <span class="keyword">namespace </span>geos {
<a name="l00048"></a>00048 <span class="keyword">namespace </span>simplify { <span class="comment">// geos::simplify</span>
<a name="l00049"></a>00049
<a name="l00050"></a>00050
<a name="l00056"></a><a class="code" href="classgeos_1_1simplify_1_1TaggedLineString.html">00056</a> <span class="keyword">class </span>GEOS_DLL <a class="code" href="classgeos_1_1simplify_1_1TaggedLineString.html" title="Contains and owns a list of TaggedLineSegments.">TaggedLineString</a> {
<a name="l00057"></a>00057
<a name="l00058"></a>00058 <span class="keyword">public</span>:
<a name="l00059"></a>00059
<a name="l00060"></a>00060 <span class="keyword">typedef</span> std::vector<geom::Coordinate> CoordVect;
<a name="l00061"></a>00061
<a name="l00062"></a>00062 <span class="keyword">typedef</span> std::auto_ptr<CoordVect> CoordVectPtr;
<a name="l00063"></a>00063
<a name="l00064"></a>00064 <span class="keyword">typedef</span> <a class="code" href="classgeos_1_1geom_1_1CoordinateSequence.html" title="The internal representation of a list of coordinates inside a Geometry.">geom::CoordinateSequence</a> <a class="code" href="classgeos_1_1geom_1_1CoordinateSequence.html" title="The internal representation of a list of coordinates inside a Geometry.">CoordSeq</a>;
<a name="l00065"></a>00065
<a name="l00066"></a>00066 <span class="keyword">typedef</span> std::auto_ptr<geom::CoordinateSequence> CoordSeqPtr;
<a name="l00067"></a>00067
<a name="l00068"></a>00068 <a class="code" href="classgeos_1_1simplify_1_1TaggedLineString.html" title="Contains and owns a list of TaggedLineSegments.">TaggedLineString</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LineString.html" title="Basic implementation of LineString.">geom::LineString</a>* nParentLine,
<a name="l00069"></a>00069 <span class="keywordtype">size_t</span> minimumSize=2);
<a name="l00070"></a>00070
<a name="l00071"></a>00071 ~<a class="code" href="classgeos_1_1simplify_1_1TaggedLineString.html" title="Contains and owns a list of TaggedLineSegments.">TaggedLineString</a>();
<a name="l00072"></a>00072
<a name="l00073"></a>00073 <span class="keywordtype">size_t</span> getMinimumSize() <span class="keyword">const</span>;
<a name="l00074"></a>00074
<a name="l00075"></a>00075 <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LineString.html" title="Basic implementation of LineString.">geom::LineString</a>* getParent() <span class="keyword">const</span>;
<a name="l00076"></a>00076
<a name="l00077"></a>00077 <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1CoordinateSequence.html" title="The internal representation of a list of coordinates inside a Geometry.">CoordSeq</a>* getParentCoordinates() <span class="keyword">const</span>;
<a name="l00078"></a>00078
<a name="l00079"></a>00079 CoordSeqPtr getResultCoordinates() <span class="keyword">const</span>;
<a name="l00080"></a>00080
<a name="l00081"></a>00081 <span class="keywordtype">size_t</span> getResultSize() <span class="keyword">const</span>;
<a name="l00082"></a>00082
<a name="l00083"></a>00083 <a class="code" href="classgeos_1_1simplify_1_1TaggedLineSegment.html" title="A geom::LineSegment which is tagged with its location in a geom::Geometry.">TaggedLineSegment</a>* getSegment(<span class="keywordtype">size_t</span>);
<a name="l00084"></a>00084
<a name="l00085"></a>00085 <span class="keyword">const</span> <a class="code" href="classgeos_1_1simplify_1_1TaggedLineSegment.html" title="A geom::LineSegment which is tagged with its location in a geom::Geometry.">TaggedLineSegment</a>* getSegment(<span class="keywordtype">size_t</span>) <span class="keyword">const</span>;
<a name="l00086"></a>00086
<a name="l00087"></a>00087 std::vector<TaggedLineSegment*>& getSegments();
<a name="l00088"></a>00088
<a name="l00089"></a>00089 <span class="keyword">const</span> std::vector<TaggedLineSegment*>& getSegments() <span class="keyword">const</span>;
<a name="l00090"></a>00090
<a name="l00091"></a>00091 <span class="keywordtype">void</span> addToResult(std::auto_ptr<TaggedLineSegment> seg);
<a name="l00092"></a>00092
<a name="l00093"></a>00093 std::auto_ptr<geom::Geometry> asLineString() <span class="keyword">const</span>;
<a name="l00094"></a>00094
<a name="l00095"></a>00095 std::auto_ptr<geom::Geometry> asLinearRing() <span class="keyword">const</span>;
<a name="l00096"></a>00096
<a name="l00097"></a>00097 <span class="keyword">private</span>:
<a name="l00098"></a>00098
<a name="l00099"></a>00099 <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1LineString.html" title="Basic implementation of LineString.">geom::LineString</a>* parentLine;
<a name="l00100"></a>00100
<a name="l00101"></a>00101 <span class="comment">// TaggedLineSegments owned by this object</span>
<a name="l00102"></a>00102 std::vector<TaggedLineSegment*> segs;
<a name="l00103"></a>00103
<a name="l00104"></a>00104 <span class="comment">// TaggedLineSegments owned by this object</span>
<a name="l00105"></a>00105 std::vector<TaggedLineSegment*> resultSegs;
<a name="l00106"></a>00106
<a name="l00107"></a>00107 <span class="keywordtype">size_t</span> minimumSize;
<a name="l00108"></a>00108
<a name="l00109"></a>00109 <span class="keywordtype">void</span> init();
<a name="l00110"></a>00110
<a name="l00111"></a>00111 <span class="keyword">static</span> CoordVectPtr extractCoordinates(
<a name="l00112"></a>00112 <span class="keyword">const</span> std::vector<TaggedLineSegment*>& segs);
<a name="l00113"></a>00113
<a name="l00114"></a>00114 <span class="comment">// Copying is turned off</span>
<a name="l00115"></a>00115 <a class="code" href="classgeos_1_1simplify_1_1TaggedLineString.html" title="Contains and owns a list of TaggedLineSegments.">TaggedLineString</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1simplify_1_1TaggedLineString.html" title="Contains and owns a list of TaggedLineSegments.">TaggedLineString</a>&);
<a name="l00116"></a>00116 <a class="code" href="classgeos_1_1simplify_1_1TaggedLineString.html" title="Contains and owns a list of TaggedLineSegments.">TaggedLineString</a>& operator= (<span class="keyword">const</span> <a class="code" href="classgeos_1_1simplify_1_1TaggedLineString.html" title="Contains and owns a list of TaggedLineSegments.">TaggedLineString</a>&);
<a name="l00117"></a>00117
<a name="l00118"></a>00118 };
<a name="l00119"></a>00119
<a name="l00120"></a>00120 } <span class="comment">// namespace geos::simplify</span>
<a name="l00121"></a>00121 } <span class="comment">// namespace geos</span>
<a name="l00122"></a>00122
<a name="l00123"></a>00123 <span class="preprocessor">#endif // GEOS_SIMPLIFY_TAGGEDLINESTRING_H</span>
<a name="l00124"></a>00124 <span class="preprocessor"></span>
<a name="l00125"></a>00125 <span class="comment">/**********************************************************************</span>
<a name="l00126"></a>00126 <span class="comment"> * $Log$</span>
<a name="l00127"></a>00127 <span class="comment"> * Revision 1.7 2006/06/12 11:29:23 strk</span>
<a name="l00128"></a>00128 <span class="comment"> * unsigned int => size_t</span>
<a name="l00129"></a>00129 <span class="comment"> *</span>
<a name="l00130"></a>00130 <span class="comment"> * Revision 1.6 2006/04/13 21:52:34 strk</span>
<a name="l00131"></a>00131 <span class="comment"> * Many debugging lines and assertions added. Fixed bug in TaggedLineString class.</span>
<a name="l00132"></a>00132 <span class="comment"> *</span>
<a name="l00133"></a>00133 <span class="comment"> * Revision 1.5 2006/04/13 16:04:10 strk</span>
<a name="l00134"></a>00134 <span class="comment"> * Made TopologyPreservingSimplifier implementation successfully build</span>
<a name="l00135"></a>00135 <span class="comment"> *</span>
<a name="l00136"></a>00136 <span class="comment"> * Revision 1.4 2006/04/13 09:21:45 mloskot</span>
<a name="l00137"></a>00137 <span class="comment"> * Removed definition of copy ctor and assignment operator for TaggedLineString class.</span>
<a name="l00138"></a>00138 <span class="comment"> * According to following rule: Declaring, but not defining, private copy operations has</span>
<a name="l00139"></a>00139 <span class="comment"> * the effect of "turning off" copying for the class.</span>
<a name="l00140"></a>00140 <span class="comment"> *</span>
<a name="l00141"></a>00141 <span class="comment"> * Revision 1.3 2006/04/12 17:19:57 strk</span>
<a name="l00142"></a>00142 <span class="comment"> * Ported TaggedLineStringSimplifier class, made LineSegment class</span>
<a name="l00143"></a>00143 <span class="comment"> * polymorphic to fix derivation of TaggedLineSegment</span>
<a name="l00144"></a>00144 <span class="comment"> *</span>
<a name="l00145"></a>00145 <span class="comment"> * Revision 1.2 2006/04/12 15:20:37 strk</span>
<a name="l00146"></a>00146 <span class="comment"> * LineSegmentIndex class</span>
<a name="l00147"></a>00147 <span class="comment"> *</span>
<a name="l00148"></a>00148 <span class="comment"> * Revision 1.1 2006/04/12 14:22:12 strk</span>
<a name="l00149"></a>00149 <span class="comment"> * Initial implementation of TaggedLineSegment and TaggedLineString classes</span>
<a name="l00150"></a>00150 <span class="comment"> *</span>
<a name="l00151"></a>00151 <span class="comment"> **********************************************************************/</span>
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