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# GeometryGraphOperation.h

    00001 /**********************************************************************
    00002  * $Id: GeometryGraphOperation.h 1820 2006-09-06 16:54:23Z mloskot $
    00003  *
    00004  * GEOS - Geometry Engine Open Source
    00005  * http://geos.refractions.net
    00006  *
    00007  * Copyright (C) 2005-2006 Refractions Research Inc.
    00008  * Copyright (C) 2001-2002 Vivid Solutions Inc.
    00009  *
    00010  * This is free software; you can redistribute and/or modify it under
    00011  * the terms of the GNU Lesser General Public Licence as published
    00012  * by the Free Software Foundation.
    00013  * See the COPYING file for more information.
    00014  *
    00015  **********************************************************************
    00016  *
    00017  * Last port: operation/GeometryGraphOperation.java rev. 1.14 (JTS-1.7)
    00018  *
    00019  **********************************************************************/
    00020
    00021 #ifndef GEOS_OPERATION_GEOMETRYGRAPHOPERATION_H
    00022 #define GEOS_OPERATION_GEOMETRYGRAPHOPERATION_H
    00023
    00024 #include <geos/algorithm/LineIntersector.h> // for composition
    00025
    00026 #include <vector>
    00027
    00028 // Forward declarations
    00029 namespace geos {
    00030         namespace geom {
    00031                 class Geometry;
    00032                 class PrecisionModel;
    00033         }
    00034         namespace geomgraph {
    00035                 class GeometryGraph;
    00036         }
    00037 }
    00038
    00039
    00040 namespace geos {
    00041 namespace operation { // geos.operation
    00042
    00044 class GeometryGraphOperation {
    00045
    00046 public:
    00047
    00048         GeometryGraphOperation(const geom::Geometry *g0,
    00049                         const geom::Geometry *g1);
    00050
    00051         GeometryGraphOperation(const geom::Geometry *g0);
    00052
    00053         virtual ~GeometryGraphOperation();
    00054
    00055         const geom::Geometry* getArgGeometry(unsigned int i) const;
    00056
    00057 protected:
    00058
    00059         algorithm::LineIntersector li;
    00060
    00061         const geom::PrecisionModel* resultPrecisionModel;
    00062
    00066         std::vector<geomgraph::GeometryGraph*> arg;
    00067
    00068         void setComputationPrecision(const geom::PrecisionModel* pm);
    00069 };
    00070
    00071 } // namespace geos.operation
    00072 } // namespace geos
    00073
    00074 #endif
    00075
    00076 /**********************************************************************
    00077  * $Log$
    00078  * Revision 1.2  2006/04/03 15:54:33  strk
    00079  * - getArgGeometry() parameter type changed from 'int' to 'unsigned int'
    00080  * - Added port informations
    00081  * - minor assertions checking
    00082  * - minor cleanups
    00083  *
    00084  * Revision 1.1  2006/03/09 16:46:49  strk
    00085  * geos::geom namespace definition, first pass at headers split
    00086  *
    00087  **********************************************************************/
    00088