00001 /********************************************************************** 00002 * $Id: HCoordinate.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 * Last port: algorithm/HCoordinate.java rev. 1.17 (JTS-1.7) 00018 * 00019 **********************************************************************/ 00020 00021 #ifndef GEOS_ALGORITHM_HCOORDINATE_H 00022 #define GEOS_ALGORITHM_HCOORDINATE_H 00023 00024 #include <iosfwd> 00025 00026 // Forward declarations 00027 namespace geos { 00028 namespace geom { 00029 class Coordinate; 00030 } 00031 } 00032 00033 namespace geos { 00034 namespace algorithm { // geos::algorithm 00035 00036 00043 class HCoordinate { 00044 00045 public: 00046 00047 friend std::ostream& operator<< (std::ostream& o, const HCoordinate& c); 00048 00059 static void intersection(const geom::Coordinate &p1, const geom::Coordinate &p2, 00060 const geom::Coordinate &q1, const geom::Coordinate &q2, geom::Coordinate &ret); 00061 00062 long double x,y,w; 00063 00064 HCoordinate(); 00065 00066 HCoordinate(long double _x, long double _y, long double _w); 00067 00068 HCoordinate(const geom::Coordinate& p); 00069 00070 HCoordinate(const HCoordinate &p1, const HCoordinate &p2); 00071 00072 long double getX() const; 00073 00074 long double getY() const; 00075 00076 void getCoordinate(geom::Coordinate &ret) const; 00077 00078 }; 00079 00080 std::ostream& operator<< (std::ostream& o, const HCoordinate& c); 00081 00082 } // namespace geos::algorithm 00083 } // namespace geos 00084 00085 #endif // GEOS_ALGORITHM_HCOORDINATE_H 00086 00087 /********************************************************************** 00088 * $Log$ 00089 * Revision 1.4 2006/04/20 14:27:40 strk 00090 * HCoordinate class changed to use long double types internally, in order to improve computation precision 00091 * 00092 * Revision 1.3 2006/04/14 09:02:16 strk 00093 * Hadded output operator and debugging prints for HCoordinate. 00094 * 00095 * Revision 1.2 2006/04/04 11:37:01 strk 00096 * Port information + initialization lists in ctors 00097 * 00098 * Revision 1.1 2006/03/09 16:46:48 strk 00099 * geos::geom namespace definition, first pass at headers split 00100 * 00101 **********************************************************************/ 00102