GEOS: MonotoneChainIndexer.h Source File

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# MonotoneChainIndexer.h

    00001 /**********************************************************************
    00002  * $Id: MonotoneChainIndexer.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 #ifndef GEOS_GEOMGRAPH_INDEX_MONOTONECHAININDEXER_H
    00018 #define GEOS_GEOMGRAPH_INDEX_MONOTONECHAININDEXER_H
    00019
    00020 #include <vector>
    00021
    00022 // Forward declarations
    00023 namespace geos {
    00024         namespace geom {
    00025                 class CoordinateSequence;
    00026         }
    00027 }
    00028
    00029 namespace geos {
    00030 namespace geomgraph { // geos::geomgraph
    00031 namespace index { // geos::geomgraph::index
    00032
    00033
    00034 class MonotoneChainIndexer{
    00035
    00036 public:
    00037
    00038         MonotoneChainIndexer(){};
    00039
    00040         void getChainStartIndices(const geom::CoordinateSequence*, std::vector<int>&);
    00041
    00042 private:
    00043
    00044         int findChainEnd(const geom::CoordinateSequence* pts, int start);
    00045
    00046 };
    00047
    00048 } // namespace geos.geomgraph.index
    00049 } // namespace geos.geomgraph
    00050 } // namespace geos
    00051
    00052 #endif // GEOS_GEOMGRAPH_INDEX_MONOTONECHAININDEXER_H
    00053
    00054 /**********************************************************************
    00055  * $Log$
    00056  * Revision 1.1  2006/03/14 12:55:55  strk
    00057  * Headers split: geomgraphindex.h, nodingSnapround.h
    00058  *
    00059  **********************************************************************/
    00060