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 

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