72fae1daa1
2. coord and envelope operator<< to use 16 digit precision. 3. added 'inside polygon' method impl.
138 lines
3.7 KiB
C++
138 lines
3.7 KiB
C++
/*****************************************************************************
|
|
*
|
|
* This file is part of Mapnik (c++ mapping toolkit)
|
|
*
|
|
* Copyright (C) 2006 Artem Pavlenko
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*
|
|
*****************************************************************************/
|
|
|
|
//$Id: coord.hpp 39 2005-04-10 20:39:53Z pavlenko $
|
|
|
|
#ifndef COORD_HPP
|
|
#define COORD_HPP
|
|
|
|
#include <iostream>
|
|
#include <iomanip>
|
|
#include <sstream>
|
|
|
|
namespace mapnik
|
|
{
|
|
template <typename T,int dim>
|
|
struct coord {
|
|
typedef T type;
|
|
};
|
|
|
|
template <typename T>
|
|
struct coord<T,2>
|
|
{
|
|
typedef T type;
|
|
T x;
|
|
T y;
|
|
public:
|
|
coord()
|
|
: x(),y() {}
|
|
coord(T x,T y)
|
|
: x(x),y(y) {}
|
|
template <typename T2>
|
|
coord (const coord<T2,2>& rhs)
|
|
: x(type(rhs.x)),
|
|
y(type(rhs.y)) {}
|
|
|
|
template <typename T2>
|
|
coord<T,2>& operator=(const coord<T2,2>& rhs)
|
|
{
|
|
if ((void*)this==(void*)&rhs)
|
|
{
|
|
return *this;
|
|
}
|
|
x=type(rhs.x);
|
|
y=type(rhs.y);
|
|
return *this;
|
|
}
|
|
};
|
|
|
|
template <typename T>
|
|
struct coord<T,3>
|
|
{
|
|
typedef T type;
|
|
T x;
|
|
T y;
|
|
T z;
|
|
public:
|
|
coord()
|
|
: x(),y(),z() {}
|
|
coord(T x,T y,T z)
|
|
: x(x),y(y),z(z) {}
|
|
template <typename T2>
|
|
coord (const coord<T2,3>& rhs)
|
|
: x(type(rhs.x)),
|
|
y(type(rhs.y)),
|
|
z(type(rhs.z)) {}
|
|
|
|
template <typename T2>
|
|
coord<T,3>& operator=(const coord<T2,3>& rhs)
|
|
{
|
|
if ((void*)this==(void*)&rhs)
|
|
{
|
|
return *this;
|
|
}
|
|
x=type(rhs.x);
|
|
y=type(rhs.y);
|
|
z=type(rhs.z);
|
|
return *this;
|
|
}
|
|
};
|
|
|
|
typedef coord<double,2> coord2d;
|
|
typedef coord<int,2> coord2i;
|
|
|
|
|
|
template <typename charT,typename traits,typename T ,int dim>
|
|
inline std::basic_ostream<charT,traits>&
|
|
operator << (std::basic_ostream<charT,traits>& out,
|
|
const coord<T,dim>& c);
|
|
|
|
template <typename charT,typename traits,typename T>
|
|
inline std::basic_ostream<charT,traits>&
|
|
operator << (std::basic_ostream<charT,traits>& out,
|
|
const coord<T,2>& c)
|
|
{
|
|
std::basic_ostringstream<charT,traits> s;
|
|
s.copyfmt(out);
|
|
s.width(0);
|
|
s << "coord2(" << std::setprecision(16)
|
|
<< c.x << "," << c.y<< ")";
|
|
out << s.str();
|
|
return out;
|
|
}
|
|
|
|
template <typename charT,typename traits,typename T>
|
|
inline std::basic_ostream<charT,traits>&
|
|
operator << (std::basic_ostream<charT,traits>& out,
|
|
const coord<T,3>& c)
|
|
{
|
|
std::basic_ostringstream<charT,traits> s;
|
|
s.copyfmt(out);
|
|
s.width(0);
|
|
s << "coord3(" << std::setprecision(16)
|
|
<< c.x << "," << c.y<< "," << c.z<<")";
|
|
out << s.str();
|
|
return out;
|
|
}
|
|
}
|
|
|
|
#endif // COORD_HPP
|