Interval.h

00001 /**********************************************************************
00002  *
00003  * GEOS - Geometry Engine Open Source
00004  * http://geos.osgeo.org
00005  *
00006  * Copyright (C) 2006 Refractions Research Inc.
00007  *
00008  * This is free software; you can redistribute and/or modify it under
00009  * the terms of the GNU Lesser General Public Licence as published
00010  * by the Free Software Foundation. 
00011  * See the COPYING file for more information.
00012  *
00013  **********************************************************************/
00014 
00015 #ifndef GEOS_INDEX_STRTREE_INTERVAL_H
00016 #define GEOS_INDEX_STRTREE_INTERVAL_H
00017 
00018 #include <geos/export.h>
00019 
00020 namespace geos {
00021 namespace index { // geos::index
00022 namespace strtree { // geos::index::strtree
00023 
00025 //
00028 class GEOS_DLL Interval {
00029 public:
00030         Interval(double newMin, double newMax);
00031         double getCentre();
00032         Interval* expandToInclude(const Interval *other);
00033         bool intersects(const Interval *other) const;
00034         bool equals(const Interval *o) const;
00035 private:
00036         double imin;
00037         double imax;
00038 };
00039 
00040 
00041 } // namespace geos::index::strtree
00042 } // namespace geos::index
00043 } // namespace geos
00044 
00045 #endif // GEOS_INDEX_STRTREE_INTERVAL_H

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