GEOS: MonotoneChain.h Source File

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# MonotoneChain.h

    00001 /**********************************************************************
    00002  * $Id: MonotoneChain.h 3332 2011-05-06 18:51:46Z strk $
    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: geomgraph/index/MonotoneChain.java rev. 1.3 (JTS-1.7)
    00018  *
    00019  **********************************************************************/
    00020
    00021 #ifndef GEOS_GEOMGRAPH_INDEX_MONOTONECHAIN_H
    00022 #define GEOS_GEOMGRAPH_INDEX_MONOTONECHAIN_H
    00023
    00024
    00025 #include <geos/export.h>
    00026 #include <geos/geomgraph/index/SweepLineEventObj.h> // for inheritance
    00027 #include <geos/geomgraph/index/MonotoneChainEdge.h> // for inline
    00028
    00029 // Forward declarations
    00030 namespace geos {
    00031         namespace geomgraph {
    00032                 namespace index {
    00033                         class SegmentIntersector;
    00034                 }
    00035         }
    00036 }
    00037
    00038 namespace geos {
    00039 namespace geomgraph { // geos::geomgraph
    00040 namespace index { // geos::geomgraph::index
    00041
    00045 class GEOS_DLL MonotoneChain: public SweepLineEventOBJ {
    00046 private:
    00047         MonotoneChainEdge *mce;
    00048         int chainIndex;
    00049
    00050 public:
    00051
    00052         MonotoneChain(MonotoneChainEdge *newMce, int newChainIndex):
    00053                 mce(newMce),
    00054                 chainIndex(newChainIndex)
    00055         {}
    00056
    00057         ~MonotoneChain() {}
    00058
    00059         void computeIntersections(MonotoneChain *mc,SegmentIntersector *si) {
    00060                 mce->computeIntersectsForChain(chainIndex,*(mc->mce),mc->chainIndex,*si);
    00061         }
    00062 };
    00063
    00064
    00065
    00066
    00067 } // namespace geos.geomgraph.index
    00068 } // namespace geos.geomgraph
    00069 } // namespace geos
    00070
    00071 #endif
    00072
    00073 /**********************************************************************
    00074  * $Log$
    00075  * Revision 1.1  2006/03/14 12:55:55  strk
    00076  * Headers split: geomgraphindex.h, nodingSnapround.h
    00077  *
    00078  **********************************************************************/
    00079