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bintree/Interval.h

00001 /**********************************************************************
00002  * $Id: Interval.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) 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_IDX_BINTREE_INTERVAL_H
00017 #define GEOS_IDX_BINTREE_INTERVAL_H
00018 
00019 #include <geos/export.h>
00020 
00021 namespace geos {
00022 namespace index { // geos::index
00023 namespace bintree { // geos::index::bintree
00024 
00026 class GEOS_DLL Interval {
00027 
00028 public:
00029 
00030         double min, max;
00031 
00032         Interval();
00033 
00034         ~Interval();
00035 
00036         Interval(double nmin, double nmax);
00037 
00039         Interval(const Interval *interval);
00040 
00041         void init(double nmin, double nmax);
00042 
00043         double getMin() const;
00044 
00045         double getMax() const;
00046 
00047         double getWidth() const;
00048 
00049         void expandToInclude(Interval *interval);
00050 
00051         bool overlaps(const Interval *interval) const;
00052 
00053         bool overlaps(double nmin, double nmax) const;
00054 
00055         bool contains(const Interval *interval) const;
00056 
00057         bool contains(double nmin, double nmax) const;
00058 
00059         bool contains(double p) const;
00060 };
00061 
00062 } // namespace geos::index::bintree
00063 } // namespace geos::index
00064 } // namespace geos
00065 
00066 #endif // GEOS_IDX_BINTREE_INTERVAL_H
00067 
00068 /**********************************************************************
00069  * $Log$
00070  * Revision 1.1  2006/03/22 16:01:33  strk
00071  * indexBintree.h header split, classes renamed to match JTS
00072  *
00073  **********************************************************************/
00074 

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