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# PreparedPolygon.h

    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