/usr/include/claw/box_2d.hpp is in libclaw-dev 1.7.3-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 | /*
CLAW - a C++ Library Absolutely Wonderful
CLAW is a free library without any particular aim but being useful to
anyone.
Copyright (C) 2005-2011 Julien Jorge
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
contact: julien.jorge@gamned.org
*/
/**
* \file box_2d.hpp
* \brief A rectangle represented by two points in a 2D space.
* \author Julien Jorge
*/
#ifndef __CLAW_BOX_2D_HPP__
#define __CLAW_BOX_2D_HPP__
#include <claw/coordinate_2d.hpp>
namespace claw
{
namespace math
{
template<class T> class rectangle;
/**
* \brief A rectangle represented by two points in a 2D space.
* \author Julien Jorge
*/
template <class T>
class box_2d
{
public:
/** \brief The type of the values we store. */
typedef T value_type;
/** \brief The type of the coordinates of the points representing the
corners. */
typedef coordinate_2d<value_type> point_type;
/** \brief The type of the current class. */
typedef box_2d<value_type> self_type;
public:
box_2d();
box_2d( const self_type& that );
box_2d( const rectangle<value_type>& that );
box_2d( const point_type& p1, const point_type& p2 );
box_2d( const value_type& x1, const value_type& y1,
const value_type& x2, const value_type& y2 );
void set( const value_type& x1, const value_type& y1,
const value_type& x2, const value_type& y2 );
template<typename U>
box_2d<U> cast_value_type_to() const;
value_type area() const;
bool includes( const coordinate_2d<value_type>& p ) const;
bool includes( const self_type& r ) const;
bool intersects( const self_type& r ) const;
self_type intersection( const self_type& r ) const;
self_type join( const self_type& r ) const;
bool empty() const;
value_type top() const;
value_type bottom() const;
value_type left() const;
value_type right() const;
point_type top_left() const;
point_type top_right() const;
point_type bottom_left() const;
point_type bottom_right() const;
void top( const value_type& p );
void bottom( const value_type& p );
void left( const value_type& p );
void right( const value_type& p );
void top_left( const coordinate_2d<value_type>& p );
void top_right( const coordinate_2d<value_type>& p );
void bottom_left( const coordinate_2d<value_type>& p );
void bottom_right( const coordinate_2d<value_type>& p );
void shift_x( const value_type& d );
void shift_y( const value_type& d );
value_type width() const;
value_type height() const;
coordinate_2d<value_type> size() const;
bool operator==(const self_type& vect) const;
bool operator!=(const self_type& vect) const;
self_type operator+(const point_type& vect) const;
self_type operator-(const point_type& vect) const;
self_type& operator+=(const point_type& vect);
self_type& operator-=(const point_type& vect);
private:
void x_intersection( const self_type& r, self_type& result ) const;
void y_intersection( const self_type& r, self_type& result ) const;
public:
/** \brief The first of the two points, representing one corner. */
point_type first_point;
/** \brief The second of the two points, representing an other corner. */
point_type second_point;
}; // class box_2d
} // namespace math
} // namespace claw
#include <claw/impl/box_2d.tpp>
#endif // __CLAW_BOX_2D_HPP__
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