22 #ifndef GEOS_NODING_NODEDSEGMENTSTRING_H
23 #define GEOS_NODING_NODEDSEGMENTSTRING_H
25 #include <geos/export.h>
26 #include <geos/noding/NodableSegmentString.h>
27 #include <geos/geom/CoordinateSequence.h>
28 #include <geos/algorithm/LineIntersector.h>
29 #include <geos/noding/SegmentNode.h>
30 #include <geos/noding/SegmentNodeList.h>
31 #include <geos/noding/SegmentString.h>
33 #include <geos/geom/Coordinate.h>
39 #pragma warning(disable: 4251 4355) // warning C4355: 'this' : used in base member initializer list
57 class GEOS_DLL NodedSegmentString :
public NodableSegmentString
63 static void getNodedSubstrings(II from, II too_far,
64 SegmentString::NonConstVect* resultEdgelist)
66 for (II i=from; i != too_far; ++i)
68 NodedSegmentString * nss =
dynamic_cast<NodedSegmentString*
>(*i);
70 nss->getNodeList().addSplitEdges(resultEdgelist);
75 static void getNodedSubstrings(C *segStrings,
76 SegmentString::NonConstVect* resultEdgelist)
78 getNodedSubstrings(segStrings->begin(), segStrings->end(), resultEdgelist);
81 static void getNodedSubstrings(
const SegmentString::NonConstVect& segStrings,
82 SegmentString::NonConstVect* resultEdgeList);
85 static SegmentString::NonConstVect* getNodedSubstrings(
86 const SegmentString::NonConstVect& segStrings);
98 NodedSegmentString(geom::CoordinateSequence *newPts,
const void* newContext)
99 : NodableSegmentString(newContext)
104 ~NodedSegmentString()
118 SegmentNode* addIntersectionNode( geom::Coordinate * intPt, std::size_t segmentIndex)
120 std::size_t normalizedSegmentIndex = segmentIndex;
123 std::size_t nextSegIndex = normalizedSegmentIndex + 1;
124 if (nextSegIndex < size())
126 geom::Coordinate
const& nextPt =
127 getCoordinate(
static_cast<unsigned int>(nextSegIndex));
131 if ( intPt->equals2D( nextPt ))
133 normalizedSegmentIndex = nextSegIndex;
138 SegmentNode * ei = getNodeList().add( *intPt, normalizedSegmentIndex);
142 SegmentNodeList& getNodeList();
144 const SegmentNodeList& getNodeList()
const;
146 virtual unsigned int size()
const
148 return static_cast<unsigned int>(pts->size());
151 virtual const geom::Coordinate& getCoordinate(
unsigned int i)
const;
153 virtual geom::CoordinateSequence* getCoordinates()
const;
155 virtual bool isClosed()
const;
157 virtual std::ostream& print(std::ostream& os)
const;
167 int getSegmentOctant(
unsigned int index)
const;
175 unsigned int segmentIndex,
int geomIndex);
185 unsigned int segmentIndex,
186 int geomIndex,
int intIndex);
196 unsigned int segmentIndex);
216 #endif // GEOS_NODING_NODEDSEGMENTSTRING_H