GEOS
3.6.2
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00001 /********************************************************************** 00002 * 00003 * GEOS - Geometry Engine Open Source 00004 * http://geos.osgeo.org 00005 * 00006 * Copyright (C) 2006 Refractions Research Inc. 00007 * 00008 * This is free software; you can redistribute and/or modify it under 00009 * the terms of the GNU Lesser General Public Licence as published 00010 * by the Free Software Foundation. 00011 * See the COPYING file for more information. 00012 * 00013 * 00014 ********************************************************************** 00015 * 00016 * Last port: geom/prep/PreparedPolygon.java rev 1.7 (JTS-1.10) 00017 * 00018 **********************************************************************/ 00019 00020 #ifndef GEOS_GEOM_PREP_PREPAREDPOLYGON_H 00021 #define GEOS_GEOM_PREP_PREPAREDPOLYGON_H 00022 00023 #include <geos/geom/prep/BasicPreparedGeometry.h> // for inheritance 00024 #include <geos/noding/SegmentString.h> 00025 00026 namespace geos { 00027 namespace noding { 00028 class FastSegmentSetIntersectionFinder; 00029 } 00030 namespace algorithm { 00031 namespace locate { 00032 class PointOnGeometryLocator; 00033 } 00034 } 00035 } 00036 00037 namespace geos { 00038 namespace geom { // geos::geom 00039 namespace prep { // geos::geom::prep 00040 00048 class PreparedPolygon : public BasicPreparedGeometry 00049 { 00050 private: 00051 bool isRectangle; 00052 mutable noding::FastSegmentSetIntersectionFinder * segIntFinder; 00053 mutable algorithm::locate::PointOnGeometryLocator * ptOnGeomLoc; 00054 mutable noding::SegmentString::ConstVect segStrings; 00055 00056 protected: 00057 public: 00058 PreparedPolygon( const geom::Geometry * geom); 00059 ~PreparedPolygon( ); 00060 00061 noding::FastSegmentSetIntersectionFinder * getIntersectionFinder() const; 00062 algorithm::locate::PointOnGeometryLocator * getPointLocator() const; 00063 00064 bool contains( const geom::Geometry* g) const; 00065 bool containsProperly( const geom::Geometry* g) const; 00066 bool covers( const geom::Geometry* g) const; 00067 bool intersects( const geom::Geometry* g) const; 00068 00069 }; 00070 00071 } // namespace geos::geom::prep 00072 } // namespace geos::geom 00073 } // namespace geos 00074 00075 #endif // GEOS_GEOM_PREP_PREPAREDPOLYGON_H