00001 /********************************************************************** 00002 * $Id: PreparedPolygon.h 2418 2009-04-29 08:15:21Z strk $ 00003 * 00004 * GEOS - Geometry Engine Open Source 00005 * http://geos.refractions.net 00006 * 00007 * Copyright (C) 2006 Refractions Research Inc. 00008 * 00009 * This is free software; you can redistribute and/or modify it under 00010 * the terms of the GNU Lesser General Public Licence as published 00011 * by the Free Software Foundation. 00012 * See the COPYING file for more information. 00013 * 00014 * 00015 ********************************************************************** 00016 * 00017 * Last port: geom/prep/PreparedPolygon.java rev 1.7 (JTS-1.10) 00018 * 00019 **********************************************************************/ 00020 00021 #ifndef GEOS_GEOM_PREP_PREPAREDPOLYGON_H 00022 #define GEOS_GEOM_PREP_PREPAREDPOLYGON_H 00023 00024 #include <geos/geom/prep/BasicPreparedGeometry.h> // for inheritance 00025 #include <geos/noding/SegmentString.h> 00026 00027 namespace geos { 00028 namespace noding { 00029 class FastSegmentSetIntersectionFinder; 00030 } 00031 namespace algorithm { 00032 namespace locate { 00033 class PointOnGeometryLocator; 00034 } 00035 } 00036 } 00037 00038 namespace geos { 00039 namespace geom { // geos::geom 00040 namespace prep { // geos::geom::prep 00041 00049 class PreparedPolygon : public BasicPreparedGeometry 00050 { 00051 private: 00052 bool isRectangle; 00053 mutable noding::FastSegmentSetIntersectionFinder * segIntFinder; 00054 mutable algorithm::locate::PointOnGeometryLocator * ptOnGeomLoc; 00055 mutable noding::SegmentString::ConstVect segStrings; 00056 00057 protected: 00058 public: 00059 PreparedPolygon( const geom::Geometry * geom); 00060 ~PreparedPolygon( ); 00061 00062 noding::FastSegmentSetIntersectionFinder * getIntersectionFinder() const; 00063 algorithm::locate::PointOnGeometryLocator * getPointLocator() const; 00064 00065 bool contains( const geom::Geometry* g) const; 00066 bool containsProperly( const geom::Geometry* g) const; 00067 bool covers( const geom::Geometry* g) const; 00068 bool intersects( const geom::Geometry* g) const; 00069 00070 }; 00071 00072 } // namespace geos::geom::prep 00073 } // namespace geos::geom 00074 } // namespace geos 00075 00076 #endif // GEOS_GEOM_PREP_PREPAREDPOLYGON_H 00077 /********************************************************************** 00078 * $Log$ 00079 **********************************************************************/ 00080