GEOS: EdgeEndBuilder.h Source File

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# EdgeEndBuilder.h

    00001 /**********************************************************************
    00002  * $Id: EdgeEndBuilder.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) 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 #ifndef GEOS_OP_RELATE_EDGEENDBUILDER_H
    00017 #define GEOS_OP_RELATE_EDGEENDBUILDER_H
    00018
    00019 #include <vector>
    00020
    00021 // Forward declarations
    00022 namespace geos {
    00023         namespace geom {
    00024                 class IntersectionMatrix;
    00025                 class Coordinate;
    00026         }
    00027         namespace geomgraph {
    00028                 class Edge;
    00029                 class EdgeIntersection;
    00030                 class EdgeEnd;
    00031         }
    00032 }
    00033
    00034
    00035 namespace geos {
    00036 namespace operation { // geos::operation
    00037 namespace relate { // geos::operation::relate
    00038
    00042 class EdgeEndBuilder {
    00043 public:
    00044         EdgeEndBuilder() {}
    00045
    00046         std::vector<geomgraph::EdgeEnd*> *computeEdgeEnds(std::vector<geomgraph::Edge*> *edges);
    00047         void computeEdgeEnds(geomgraph::Edge *edge,std::vector<geomgraph::EdgeEnd*> *l);
    00048
    00049 protected:
    00050
    00051         void createEdgeEndForPrev(geomgraph::Edge *edge,
    00052                         std::vector<geomgraph::EdgeEnd*> *l,
    00053                         geomgraph::EdgeIntersection *eiCurr,
    00054                         geomgraph::EdgeIntersection *eiPrev);
    00055
    00056         void createEdgeEndForNext(geomgraph::Edge *edge,
    00057                         std::vector<geomgraph::EdgeEnd*> *l,
    00058                         geomgraph::EdgeIntersection *eiCurr,
    00059                         geomgraph::EdgeIntersection *eiNext);
    00060 };
    00061
    00062 } // namespace geos:operation:relate
    00063 } // namespace geos:operation
    00064 } // namespace geos
    00065
    00066 #endif // GEOS_OP_RELATE_EDGEENDBUILDER_H
    00067
    00068 /**********************************************************************
    00069  * $Log$
    00070  * Revision 1.1  2006/03/21 13:11:29  strk
    00071  * opRelate.h header split
    00072  *
    00073  **********************************************************************/
    00074