• Main Page
  • Related Pages
  • Namespaces
  • Classes
  • Files
  • File List

MonotoneChain.h

00001 /**********************************************************************
00002  * $Id: MonotoneChain.h 2556 2009-06-06 22:22:28Z 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 #ifndef GEOS_GEOMGRAPH_INDEX_MONOTONECHAIN_H
00018 #define GEOS_GEOMGRAPH_INDEX_MONOTONECHAIN_H
00019 
00020 
00021 #include <geos/export.h>
00022 #include <geos/geomgraph/index/SweepLineEventObj.h> // for inheritance
00023 #include <geos/geomgraph/index/MonotoneChainEdge.h> // for inline
00024 
00025 // Forward declarations
00026 namespace geos {
00027         namespace geomgraph {
00028                 class Edge;
00029                 namespace index {
00030                         class SegmentIntersector;
00031                         //class MonotoneChainEdge; 
00032                 }
00033         }
00034 }
00035 
00036 namespace geos {
00037 namespace geomgraph { // geos::geomgraph
00038 namespace index { // geos::geomgraph::index
00039 
00043 class GEOS_DLL MonotoneChain: public SweepLineEventOBJ {
00044 private:
00045         MonotoneChainEdge *mce;
00046         int chainIndex;
00047 
00048 public:
00049 
00050         MonotoneChain(MonotoneChainEdge *newMce, int newChainIndex):
00051                 mce(newMce),
00052                 chainIndex(newChainIndex)
00053         {}
00054 
00055         ~MonotoneChain() {}
00056 
00057         void computeIntersections(MonotoneChain *mc,SegmentIntersector *si) {
00058                 mce->computeIntersectsForChain(chainIndex,*(mc->mce),mc->chainIndex,*si);
00059         }
00060 };
00061 
00062 
00063 
00064 
00065 } // namespace geos.geomgraph.index
00066 } // namespace geos.geomgraph
00067 } // namespace geos
00068 
00069 #endif
00070 
00071 /**********************************************************************
00072  * $Log$
00073  * Revision 1.1  2006/03/14 12:55:55  strk
00074  * Headers split: geomgraphindex.h, nodingSnapround.h
00075  *
00076  **********************************************************************/
00077 

Generated on Thu Jul 22 2010 for GEOS by  doxygen 1.7.1