00001 // Copyright (C) 2001, 2002, 2003 EPITA Research and Development Laboratory 00002 // 00003 // This file is part of the Olena Library. This library is free 00004 // software; you can redistribute it and/or modify it under the terms 00005 // of the GNU General Public License version 2 as published by the 00006 // Free Software Foundation. 00007 // 00008 // This library is distributed in the hope that it will be useful, 00009 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00010 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00011 // General Public License for more details. 00012 // 00013 // You should have received a copy of the GNU General Public License 00014 // along with this library; see the file COPYING. If not, write to 00015 // the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 00016 // Boston, MA 02110-1301, USA. 00017 // 00018 // As a special exception, you may use this file as part of a free 00019 // software library without restriction. Specifically, if other files 00020 // instantiate templates or use macros or inline functions from this 00021 // file, or you compile this file and link it with other files to 00022 // produce an executable, this file does not by itself cause the 00023 // resulting executable to be covered by the GNU General Public 00024 // License. This exception does not however invalidate any other 00025 // reasons why the executable file might be covered by the GNU General 00026 // Public License. 00027 00028 #ifndef OLENA_CORE_POINT1D_HXX 00029 # define OLENA_CORE_POINT1D_HXX 00030 00031 # include <oln/core/dpoint1d.hh> 00032 # include <iostream> 00033 00034 namespace oln { 00035 00036 inline 00037 point1d::point1d() 00038 { 00039 nth(0) = 0; 00040 } 00041 00042 inline 00043 point1d::point1d(coord col) 00044 { 00045 nth(0) = col; 00046 } 00047 00048 inline coord 00049 point1d::col() const 00050 { 00051 return nth(0); 00052 } 00053 00054 inline coord& 00055 point1d::col() 00056 { 00057 return nth(0); 00058 } 00059 00060 inline point1d& 00061 point1d::plus_assign_dp(const dpoint1d& dp) 00062 { 00063 col() += dp.col(); 00064 return *this; 00065 } 00066 00067 inline point1d& 00068 point1d::minus_assign_dp(const dpoint1d& dp) 00069 { 00070 col() -= dp.col(); 00071 return *this; 00072 } 00073 00074 inline dpoint1d 00075 point1d::minus_p(const point1d& p) const 00076 { 00077 dpoint1d dp(col() - p.col()); 00078 return dp; 00079 } 00080 00081 inline point1d 00082 point1d::plus_dp(const dpoint1d& dp) const 00083 { 00084 point1d p = *this; 00085 p += dp; 00086 return p; 00087 } 00088 00089 inline point1d 00090 point1d::minus_dp(const dpoint1d& dp) const 00091 { 00092 point1d p = *this; 00093 p -= dp; 00094 return p; 00095 } 00096 00097 inline point1d 00098 point1d::minus() const 00099 { 00100 point1d p(-col()); 00101 return p; 00102 } 00103 00104 } // end of oln 00105 00106 inline std::ostream& 00107 operator<<(std::ostream& o, const oln::point1d& p) 00108 { 00109 return o << '(' << p.col() << ')'; 00110 } 00111 00112 #endif // ! OLENA_CORE_POINT1D_HXX