00001 /*************************************************************************** 00002 ** 00003 ** This file is part of QGpCoreTools. 00004 ** 00005 ** This library is free software; you can redistribute it and/or 00006 ** modify it under the terms of the GNU Lesser General Public 00007 ** License as published by the Free Software Foundation; either 00008 ** version 2.1 of the License, or (at your option) any later version. 00009 ** 00010 ** This file is distributed in the hope that it will be useful, but WITHOUT 00011 ** ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 00012 ** FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 00013 ** License for more details. 00014 ** 00015 ** You should have received a copy of the GNU Lesser General Public 00016 ** License along with this library; if not, write to the Free Software 00017 ** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 00018 ** 00019 ** See http://www.geopsy.org for more information. 00020 ** 00021 ** Created : 2003-05-12 00022 ** Authors : 00023 ** Marc Wathelet 00024 ** Marc Wathelet (ULg, Liège, Belgium) 00025 ** Marc Wathelet (LGIT, Grenoble, France) 00026 ** 00027 ***************************************************************************/ 00028 00029 #ifndef Circle_H 00030 #define Circle_H 00031 00032 #include "Point2D.h" 00033 00034 namespace QGpCoreTools { 00035 00036 class QGPCORETOOLS_EXPORT Circle 00037 { 00038 public: 00039 Circle(double x0=0.0,double y0=0.0, double r=0.0); 00040 Circle(const Point2D& c, double r); 00041 Circle(const Circle& o); 00042 virtual ~Circle() {} 00043 00044 QVector<Point2D> intersect(const Circle& o) const; 00045 Point2D intersect(const Circle& o, bool& ok, const Circle& disc) const; 00046 double distanceTo(const Point2D& p) const; 00047 private: 00048 double _x0,_y0,_r; 00049 }; 00050 00051 } // namespace QGpCoreTools 00052 00053 #endif // CIRCLE_H
