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<h1>LineBuilder.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: LineBuilder.h 2565 2009-06-08 16:26:36Z strk $</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 Public 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: operation/overlay/LineBuilder.java rev. 1.15 (JTS-1.10)</span>
<a name="l00017"></a>00017 <span class="comment"> *</span>
<a name="l00018"></a>00018 <span class="comment"> **********************************************************************/</span>
<a name="l00019"></a>00019
<a name="l00020"></a>00020 <span class="preprocessor">#ifndef GEOS_OP_OVERLAY_LINEBUILDER_H</span>
<a name="l00021"></a>00021 <span class="preprocessor"></span><span class="preprocessor">#define GEOS_OP_OVERLAY_LINEBUILDER_H</span>
<a name="l00022"></a>00022 <span class="preprocessor"></span>
<a name="l00023"></a>00023 <span class="preprocessor">#include <geos/export.h></span>
<a name="l00024"></a>00024
<a name="l00025"></a>00025 <span class="preprocessor">#include <geos/operation/overlay/OverlayOp.h></span> <span class="comment">// for OverlayOp::OpCode enum </span>
<a name="l00026"></a>00026
<a name="l00027"></a>00027 <span class="preprocessor">#include <vector></span>
<a name="l00028"></a>00028
<a name="l00029"></a>00029 <span class="comment">// Forward declarations</span>
<a name="l00030"></a>00030 <span class="keyword">namespace </span>geos {
<a name="l00031"></a>00031 <span class="keyword">namespace </span>geom {
<a name="l00032"></a>00032 <span class="keyword">class </span>GeometryFactory;
<a name="l00033"></a>00033 <span class="keyword">class </span>CoordinateSequence;
<a name="l00034"></a>00034 <span class="keyword">class </span>LineString;
<a name="l00035"></a>00035 }
<a name="l00036"></a>00036 <span class="keyword">namespace </span>geomgraph {
<a name="l00037"></a>00037 <span class="keyword">class </span>DirectedEdge;
<a name="l00038"></a>00038 <span class="keyword">class </span>Edge;
<a name="l00039"></a>00039 }
<a name="l00040"></a>00040 <span class="keyword">namespace </span>algorithm {
<a name="l00041"></a>00041 <span class="keyword">class </span>PointLocator;
<a name="l00042"></a>00042 }
<a name="l00043"></a>00043 <span class="keyword">namespace </span>operation {
<a name="l00044"></a>00044 <span class="keyword">namespace </span>overlay {
<a name="l00045"></a>00045 <span class="keyword">class </span>OverlayOp;
<a name="l00046"></a>00046 }
<a name="l00047"></a>00047 }
<a name="l00048"></a>00048 }
<a name="l00049"></a>00049
<a name="l00050"></a>00050 <span class="keyword">namespace </span>geos {
<a name="l00051"></a>00051 <span class="keyword">namespace </span>operation { <span class="comment">// geos::operation</span>
<a name="l00052"></a>00052 <span class="keyword">namespace </span>overlay { <span class="comment">// geos::operation::overlay</span>
<a name="l00053"></a>00053
<a name="l00059"></a><a class="code" href="classgeos_1_1operation_1_1overlay_1_1LineBuilder.html">00059</a> <span class="keyword">class </span>GEOS_DLL <a class="code" href="classgeos_1_1operation_1_1overlay_1_1LineBuilder.html" title="Forms JTS LineStrings out of a the graph of geomgraph::DirectedEdge created by an OverlayOp...">LineBuilder</a> {
<a name="l00060"></a>00060
<a name="l00061"></a>00061 <span class="keyword">public</span>:
<a name="l00062"></a>00062
<a name="l00063"></a>00063 <a class="code" href="classgeos_1_1operation_1_1overlay_1_1LineBuilder.html" title="Forms JTS LineStrings out of a the graph of geomgraph::DirectedEdge created by an OverlayOp...">LineBuilder</a>(<a class="code" href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html" title="Computes the overlay of two Geometry.">OverlayOp</a> *newOp,
<a name="l00064"></a>00064 <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1GeometryFactory.html" title="Supplies a set of utility methods for building Geometry objects from CoordinateSequence or other Geom...">geom::GeometryFactory</a> *newGeometryFactory,
<a name="l00065"></a>00065 <a class="code" href="classgeos_1_1algorithm_1_1PointLocator.html" title="Computes the topological relationship (Location) of a single point to a Geometry.">algorithm::PointLocator</a> *newPtLocator);
<a name="l00066"></a>00066
<a name="l00067"></a>00067 ~<a class="code" href="classgeos_1_1operation_1_1overlay_1_1LineBuilder.html" title="Forms JTS LineStrings out of a the graph of geomgraph::DirectedEdge created by an OverlayOp...">LineBuilder</a>();
<a name="l00068"></a>00068
<a name="l00072"></a>00072 std::vector<geom::LineString*>* build(<a class="code" href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html#a1f2552b975ce852f0b192dc00997b131" title="The spatial functions supported by this class.">OverlayOp::OpCode</a> opCode);
<a name="l00073"></a>00073
<a name="l00085"></a>00085 <span class="keywordtype">void</span> collectLineEdge(<a class="code" href="classgeos_1_1geomgraph_1_1DirectedEdge.html" title="A directed EdgeEnd.">geomgraph::DirectedEdge</a> *de,
<a name="l00086"></a>00086 <a class="code" href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html#a1f2552b975ce852f0b192dc00997b131" title="The spatial functions supported by this class.">OverlayOp::OpCode</a> opCode,
<a name="l00087"></a>00087 std::vector<geomgraph::Edge*>* edges);
<a name="l00088"></a>00088
<a name="l00089"></a>00089 <span class="keyword">private</span>:
<a name="l00090"></a>00090 <a class="code" href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html" title="Computes the overlay of two Geometry.">OverlayOp</a> *op;
<a name="l00091"></a>00091 <span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1GeometryFactory.html" title="Supplies a set of utility methods for building Geometry objects from CoordinateSequence or other Geom...">geom::GeometryFactory</a> *geometryFactory;
<a name="l00092"></a>00092 <a class="code" href="classgeos_1_1algorithm_1_1PointLocator.html" title="Computes the topological relationship (Location) of a single point to a Geometry.">algorithm::PointLocator</a> *ptLocator;
<a name="l00093"></a>00093 std::vector<geomgraph::Edge*> lineEdgesList;
<a name="l00094"></a>00094 std::vector<geom::LineString*>* resultLineList;
<a name="l00095"></a>00095 <span class="keywordtype">void</span> findCoveredLineEdges();
<a name="l00096"></a>00096 <span class="keywordtype">void</span> collectLines(<a class="code" href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html#a1f2552b975ce852f0b192dc00997b131" title="The spatial functions supported by this class.">OverlayOp::OpCode</a> opCode);
<a name="l00097"></a>00097 <span class="keywordtype">void</span> buildLines(<a class="code" href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html#a1f2552b975ce852f0b192dc00997b131" title="The spatial functions supported by this class.">OverlayOp::OpCode</a> opCode);
<a name="l00098"></a>00098 <span class="keywordtype">void</span> labelIsolatedLines(std::vector<geomgraph::Edge*> *edgesList);
<a name="l00099"></a>00099
<a name="l00110"></a>00110 <span class="keywordtype">void</span> collectBoundaryTouchEdge(<a class="code" href="classgeos_1_1geomgraph_1_1DirectedEdge.html" title="A directed EdgeEnd.">geomgraph::DirectedEdge</a> *de,
<a name="l00111"></a>00111 <a class="code" href="classgeos_1_1operation_1_1overlay_1_1OverlayOp.html#a1f2552b975ce852f0b192dc00997b131" title="The spatial functions supported by this class.">OverlayOp::OpCode</a> opCode,
<a name="l00112"></a>00112 std::vector<geomgraph::Edge*>* edges);
<a name="l00113"></a>00113
<a name="l00117"></a>00117 <span class="keywordtype">void</span> labelIsolatedLine(geomgraph::Edge *e, <span class="keywordtype">int</span> targetIndex);
<a name="l00118"></a>00118
<a name="l00119"></a>00119 <span class="comment">/*</span>
<a name="l00120"></a>00120 <span class="comment"> * If the given CoordinateSequence has mixed 3d/2d vertexes</span>
<a name="l00121"></a>00121 <span class="comment"> * set Z for all vertexes missing it.</span>
<a name="l00122"></a>00122 <span class="comment"> * The Z value is interpolated between 3d vertexes and copied</span>
<a name="l00123"></a>00123 <span class="comment"> * from a 3d vertex to the end.</span>
<a name="l00124"></a>00124 <span class="comment"> */</span>
<a name="l00125"></a>00125 <span class="keywordtype">void</span> propagateZ(<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> *cs);
<a name="l00126"></a>00126 };
<a name="l00127"></a>00127
<a name="l00128"></a>00128
<a name="l00129"></a>00129 } <span class="comment">// namespace geos::operation::overlay</span>
<a name="l00130"></a>00130 } <span class="comment">// namespace geos::operation</span>
<a name="l00131"></a>00131 } <span class="comment">// namespace geos</span>
<a name="l00132"></a>00132
<a name="l00133"></a>00133 <span class="preprocessor">#endif // ndef GEOS_OP_OVERLAY_LINEBUILDER_H</span>
<a name="l00134"></a>00134 <span class="preprocessor"></span>
<a name="l00135"></a>00135 <span class="comment">/**********************************************************************</span>
<a name="l00136"></a>00136 <span class="comment"> * $Log$</span>
<a name="l00137"></a>00137 <span class="comment"> * Revision 1.2 2006/06/05 15:36:34 strk</span>
<a name="l00138"></a>00138 <span class="comment"> * Given OverlayOp funx code enum a name and renamed values to have a lowercase prefix. Drop all of noding headers from installed header set.</span>
<a name="l00139"></a>00139 <span class="comment"> *</span>
<a name="l00140"></a>00140 <span class="comment"> * Revision 1.1 2006/03/17 13:24:59 strk</span>
<a name="l00141"></a>00141 <span class="comment"> * opOverlay.h header splitted. Reduced header inclusions in operation/overlay implementation files. ElevationMatrixFilter code moved from own file to ElevationMatrix.cpp (ideally a class-private).</span>
<a name="l00142"></a>00142 <span class="comment"> *</span>
<a name="l00143"></a>00143 <span class="comment"> **********************************************************************/</span>
<a name="l00144"></a>00144
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