/* | |
Copyright 2008 Intel Corporation | |
Use, modification and distribution are subject to the Boost Software License, | |
Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at | |
http://www.boost.org/LICENSE_1_0.txt). | |
*/ | |
#ifndef BOOST_POLYGON_RECTANGLE_CONCEPT_HPP | |
#define BOOST_POLYGON_RECTANGLE_CONCEPT_HPP | |
#include "isotropy.hpp" | |
//point | |
#include "point_data.hpp" | |
#include "point_traits.hpp" | |
#include "point_concept.hpp" | |
//interval | |
#include "interval_data.hpp" | |
#include "interval_traits.hpp" | |
#include "interval_concept.hpp" | |
#include "rectangle_data.hpp" | |
#include "rectangle_traits.hpp" | |
namespace boost { namespace polygon{ | |
struct rectangle_concept {}; | |
template <typename T> | |
struct is_rectangle_concept { typedef gtl_no type; }; | |
template <> | |
struct is_rectangle_concept<rectangle_concept> { typedef gtl_yes type; }; | |
template <typename T> | |
struct is_mutable_rectangle_concept { typedef gtl_no type; }; | |
template <> | |
struct is_mutable_rectangle_concept<rectangle_concept> { typedef gtl_yes type; }; | |
template <> | |
struct geometry_domain<rectangle_concept> { typedef manhattan_domain type; }; | |
template <typename T, typename CT> | |
struct rectangle_interval_type_by_concept { typedef void type; }; | |
template <typename T> | |
struct rectangle_interval_type_by_concept<T, gtl_yes> { typedef typename rectangle_traits<T>::interval_type type; }; | |
template <typename T> | |
struct rectangle_interval_type { | |
typedef typename rectangle_interval_type_by_concept<T, typename is_rectangle_concept<typename geometry_concept<T>::type>::type>::type type; | |
}; | |
template <typename T, typename CT> | |
struct rectangle_coordinate_type_by_concept { typedef void type; }; | |
template <typename T> | |
struct rectangle_coordinate_type_by_concept<T, gtl_yes> { typedef typename rectangle_traits<T>::coordinate_type type; }; | |
template <typename T> | |
struct rectangle_coordinate_type { | |
typedef typename rectangle_coordinate_type_by_concept<T, typename is_rectangle_concept<typename geometry_concept<T>::type>::type>::type type; | |
}; | |
template <typename T, typename CT> | |
struct rectangle_difference_type_by_concept { typedef void type; }; | |
template <typename T> | |
struct rectangle_difference_type_by_concept<T, gtl_yes> { | |
typedef typename coordinate_traits<typename rectangle_traits<T>::coordinate_type>::coordinate_difference type; }; | |
template <typename T> | |
struct rectangle_difference_type { | |
typedef typename rectangle_difference_type_by_concept< | |
T, typename is_rectangle_concept<typename geometry_concept<T>::type>::type>::type type; | |
}; | |
template <typename T, typename CT> | |
struct rectangle_distance_type_by_concept { typedef void type; }; | |
template <typename T> | |
struct rectangle_distance_type_by_concept<T, gtl_yes> { | |
typedef typename coordinate_traits<typename rectangle_traits<T>::coordinate_type>::coordinate_distance type; }; | |
template <typename T> | |
struct rectangle_distance_type { | |
typedef typename rectangle_distance_type_by_concept< | |
T, typename is_rectangle_concept<typename geometry_concept<T>::type>::type>::type type; | |
}; | |
template <typename T> | |
typename rectangle_interval_type<T>::type | |
get(const T& rectangle, orientation_2d orient, | |
typename enable_if< typename gtl_if<typename is_rectangle_concept<typename geometry_concept<T>::type>::type>::type>::type * = 0 | |
) { | |
return rectangle_traits<T>::get(rectangle, orient); | |
} | |
struct y_r_h : gtl_yes {}; | |
template <typename T> | |
typename enable_if< typename gtl_and<y_r_h, typename gtl_if<typename is_rectangle_concept<typename geometry_concept<T>::type>::type>::type>::type, | |
typename rectangle_traits<T>::interval_type>::type | |
horizontal(const T& rectangle) { | |
return rectangle_traits<T>::get(rectangle, HORIZONTAL); | |
} | |
struct y_r_v : gtl_yes {}; | |
template <typename T> | |
typename enable_if< typename gtl_and<y_r_v, typename gtl_if<typename is_rectangle_concept<typename geometry_concept<T>::type>::type>::type>::type, | |
typename rectangle_traits<T>::interval_type>::type | |
vertical(const T& rectangle) { | |
return rectangle_traits<T>::get(rectangle, VERTICAL); | |
} | |
struct y_r_set : gtl_yes {}; | |
template <orientation_2d_enum orient, typename T, typename T2> | |
typename enable_if< typename gtl_and_3<y_r_set, typename is_mutable_rectangle_concept<typename geometry_concept<T>::type>::type, | |
typename is_interval_concept<typename geometry_concept<T2>::type>::type>::type, | |
void>::type | |
set(T& rectangle, const T2& interval) { | |
rectangle_mutable_traits<T>::set(rectangle, orient, interval); | |
} | |
struct y_r_set2 : gtl_yes {}; | |
template <typename T, typename T2> | |
typename enable_if< typename gtl_and_3<y_r_set2, typename is_mutable_rectangle_concept<typename geometry_concept<T>::type>::type, | |
typename is_interval_concept<typename geometry_concept<T2>::type>::type>::type, | |
void>::type | |
set(T& rectangle, orientation_2d orient, const T2& interval) { | |
rectangle_mutable_traits<T>::set(rectangle, orient, interval); | |
} | |
struct y_r_h2 : gtl_yes {}; | |
template <typename T, typename T2> | |
typename enable_if< typename gtl_and_3<y_r_h2, typename is_mutable_rectangle_concept<typename geometry_concept<T>::type>::type, | |
typename is_interval_concept<typename geometry_concept<T2>::type>::type>::type, | |
void>::type | |
horizontal(T& rectangle, const T2& interval) { | |
rectangle_mutable_traits<T>::set(rectangle, HORIZONTAL, interval); | |
} | |
struct y_r_v2 : gtl_yes {}; | |
template <typename T, typename T2> | |
typename enable_if< | |
typename gtl_and_3<y_r_v2, typename is_mutable_rectangle_concept<typename geometry_concept<T>::type>::type, | |
typename is_interval_concept<typename geometry_concept<T2>::type>::type>::type, void>::type | |
vertical(T& rectangle, const T2& interval) { | |
rectangle_mutable_traits<T>::set(rectangle, VERTICAL, interval); | |
} | |
struct y_r_construct : gtl_yes {}; | |
template <typename T, typename T2, typename T3> | |
typename enable_if< typename gtl_and<y_r_construct, typename is_mutable_rectangle_concept<typename geometry_concept<T>::type>::type>::type, | |
T>::type | |
construct(const T2& interval_horizontal, | |
const T3& interval_vertical) { | |
return rectangle_mutable_traits<T>::construct(interval_horizontal, interval_vertical); } | |
struct y_r_construct2 : gtl_yes {}; | |
template <typename T, typename coord_type> | |
typename enable_if< typename gtl_and<y_r_construct2, typename is_mutable_rectangle_concept<typename geometry_concept<T>::type>::type>::type, | |
T>::type | |
construct(coord_type xl, coord_type yl, coord_type xh, coord_type yh) { | |
return rectangle_mutable_traits<T>::construct(interval_data<coord_type>(xl, xh), | |
interval_data<coord_type>(yl, yh)); | |
} | |
struct y_r_cconstruct : gtl_yes {}; | |
template <typename T, typename T2> | |
typename enable_if< | |
typename gtl_and_3<y_r_cconstruct, | |
typename is_mutable_rectangle_concept<typename geometry_concept<T>::type>::type, | |
typename is_rectangle_concept<typename geometry_concept<T2>::type>::type>::type, | |
T>::type | |
copy_construct(const T2& rectangle) { | |
return construct<T> (get(rectangle, HORIZONTAL), get(rectangle, VERTICAL)); | |
} | |
struct y_r_assign : gtl_yes {}; | |
template <typename rectangle_type_1, typename rectangle_type_2> | |
typename enable_if< | |
typename gtl_and_3< y_r_assign, | |
typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type_1>::type>::type, | |
typename is_rectangle_concept<typename geometry_concept<rectangle_type_2>::type>::type>::type, | |
rectangle_type_1>::type & | |
assign(rectangle_type_1& lvalue, const rectangle_type_2& rvalue) { | |
set(lvalue, HORIZONTAL, get(rvalue, HORIZONTAL)); | |
set(lvalue, VERTICAL, get(rvalue, VERTICAL)); | |
return lvalue; | |
} | |
struct y_r_equiv : gtl_yes {}; | |
template <typename T, typename T2> | |
typename enable_if< | |
typename gtl_and_3< y_r_equiv, | |
typename is_rectangle_concept<typename geometry_concept<T>::type>::type, | |
typename is_rectangle_concept<typename geometry_concept<T2>::type>::type>::type, | |
bool>::type | |
equivalence(const T& rect1, const T2& rect2) { | |
return equivalence(get(rect1, HORIZONTAL), get(rect2, HORIZONTAL)) && | |
equivalence(get(rect1, VERTICAL), get(rect2, VERTICAL)); | |
} | |
struct y_r_get : gtl_yes {}; | |
template <typename rectangle_type> | |
typename enable_if< typename gtl_and<y_r_get, typename gtl_if< typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type>::type, | |
typename rectangle_coordinate_type<rectangle_type>::type>::type | |
get(const rectangle_type& rectangle, orientation_2d orient, direction_1d dir) { | |
return get(rectangle_traits<rectangle_type>::get(rectangle, orient), dir); | |
} | |
struct y_r_set3 : gtl_yes {}; | |
template <typename rectangle_type> | |
typename enable_if<typename gtl_and<y_r_set3, typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type, void>::type | |
set(rectangle_type& rectangle, orientation_2d orient, direction_1d dir, | |
typename rectangle_traits<rectangle_type>::coordinate_type value) { | |
typename rectangle_traits<rectangle_type>::interval_type ivl = get(rectangle, orient); | |
set(ivl, dir, value); | |
set(rectangle, orient, ivl); | |
} | |
struct y_r_xl : gtl_yes {}; | |
template <typename rectangle_type> | |
typename enable_if< typename gtl_and<y_r_xl, typename gtl_if< typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type>::type, | |
typename rectangle_coordinate_type<rectangle_type>::type>::type | |
xl(const rectangle_type& rectangle) { | |
return get(rectangle, HORIZONTAL, LOW); | |
} | |
struct y_r_xl2 : gtl_yes {}; | |
template <typename rectangle_type> | |
typename enable_if<typename gtl_and<y_r_xl2, typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type, void>::type | |
xl(rectangle_type& rectangle, typename rectangle_traits<rectangle_type>::coordinate_type value) { | |
return set(rectangle, HORIZONTAL, LOW, value); | |
} | |
struct y_r_xh : gtl_yes {}; | |
template <typename rectangle_type> | |
typename enable_if< typename gtl_and<y_r_xh, typename gtl_if< typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type>::type, | |
typename rectangle_coordinate_type<rectangle_type>::type>::type | |
xh(const rectangle_type& rectangle) { | |
return get(rectangle, HORIZONTAL, HIGH); | |
} | |
struct y_r_xh2 : gtl_yes {}; | |
template <typename rectangle_type> | |
typename enable_if<typename gtl_and<y_r_xh2, typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type, void>::type | |
xh(rectangle_type& rectangle, typename rectangle_traits<rectangle_type>::coordinate_type value) { | |
return set(rectangle, HORIZONTAL, HIGH, value); | |
} | |
struct y_r_yl : gtl_yes {}; | |
template <typename rectangle_type> | |
typename enable_if< typename gtl_and<y_r_yl, typename gtl_if< typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type>::type, | |
typename rectangle_coordinate_type<rectangle_type>::type>::type | |
yl(const rectangle_type& rectangle) { | |
return get(rectangle, VERTICAL, LOW); | |
} | |
struct y_r_yl2 : gtl_yes {}; | |
template <typename rectangle_type> | |
typename enable_if<typename gtl_and<y_r_yl2, typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type, void>::type | |
yl(rectangle_type& rectangle, typename rectangle_traits<rectangle_type>::coordinate_type value) { | |
return set(rectangle, VERTICAL, LOW, value); | |
} | |
struct y_r_yh : gtl_yes {}; | |
template <typename rectangle_type> | |
typename enable_if< typename gtl_and<y_r_yh, typename gtl_if< typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type>::type, | |
typename rectangle_coordinate_type<rectangle_type>::type>::type | |
yh(const rectangle_type& rectangle) { | |
return get(rectangle, VERTICAL, HIGH); | |
} | |
struct y_r_yh2 : gtl_yes {}; | |
template <typename rectangle_type> | |
typename enable_if<typename gtl_and<y_r_yh2, typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type, void>::type | |
yh(rectangle_type& rectangle, typename rectangle_traits<rectangle_type>::coordinate_type value) { | |
return set(rectangle, VERTICAL, HIGH, value); | |
} | |
struct y_r_ll : gtl_yes {}; | |
template <typename rectangle_type> | |
typename enable_if<typename gtl_and<y_r_ll, typename gtl_if< typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type>::type, | |
point_data<typename rectangle_traits<rectangle_type>::coordinate_type> >::type | |
ll(const rectangle_type& rectangle) { | |
return point_data<typename rectangle_traits<rectangle_type>::coordinate_type> (xl(rectangle), yl(rectangle)); | |
} | |
struct y_r_lr : gtl_yes {}; | |
template <typename rectangle_type> | |
typename enable_if<typename gtl_and<y_r_lr, typename gtl_if< typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type>::type, | |
point_data<typename rectangle_traits<rectangle_type>::coordinate_type> >::type | |
lr(const rectangle_type& rectangle) { | |
return point_data<typename rectangle_traits<rectangle_type>::coordinate_type> (xh(rectangle), yl(rectangle)); | |
} | |
struct y_r_ul : gtl_yes {}; | |
template <typename rectangle_type> | |
typename enable_if<typename gtl_and<y_r_ul, typename gtl_if< typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type>::type, | |
point_data<typename rectangle_traits<rectangle_type>::coordinate_type> >::type | |
ul(const rectangle_type& rectangle) { | |
return point_data<typename rectangle_traits<rectangle_type>::coordinate_type> (xl(rectangle), yh(rectangle)); | |
} | |
struct y_r_ur : gtl_yes {}; | |
template <typename rectangle_type> | |
typename enable_if<typename gtl_and<y_r_ur, typename gtl_if< typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type>::type, | |
point_data<typename rectangle_traits<rectangle_type>::coordinate_type> >::type | |
ur(const rectangle_type& rectangle) { | |
return point_data<typename rectangle_traits<rectangle_type>::coordinate_type> (xh(rectangle), yh(rectangle)); | |
} | |
struct y_r_contains : gtl_yes {}; | |
template <typename rectangle_type, typename rectangle_type_2> | |
typename enable_if< typename gtl_and_3<y_r_contains, typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type, | |
typename is_rectangle_concept<typename geometry_concept<rectangle_type_2>::type>::type>::type, | |
bool>::type | |
contains(const rectangle_type& rectangle, const rectangle_type_2 rectangle_contained, | |
bool consider_touch = true) { | |
return contains(horizontal(rectangle), horizontal(rectangle_contained), consider_touch) && | |
contains(vertical(rectangle), vertical(rectangle_contained), consider_touch); | |
} | |
struct y_r_contains2 : gtl_yes {}; | |
template <typename rectangle_type, typename point_type> | |
typename enable_if< typename gtl_and_3<y_r_contains2, typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type, | |
typename is_point_concept<typename geometry_concept<point_type>::type>::type>::type, bool>::type | |
contains(const rectangle_type& rectangle, const point_type point_contained, | |
bool consider_touch = true) { | |
return contains(horizontal(rectangle), x(point_contained), consider_touch) && | |
contains(vertical(rectangle), y(point_contained), consider_touch); | |
} | |
struct y_r_set_points : gtl_yes {}; | |
// set all four coordinates based upon two points | |
template <typename rectangle_type, typename point_type_1, typename point_type_2> | |
typename enable_if< typename gtl_and_4< y_r_set_points, | |
typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type, | |
typename is_point_concept<typename geometry_concept<point_type_1>::type>::type, | |
typename is_point_concept<typename geometry_concept<point_type_2>::type>::type>::type, | |
rectangle_type>::type & | |
set_points(rectangle_type& rectangle, const point_type_1& p1, | |
const point_type_2& p2) { | |
typedef typename rectangle_traits<rectangle_type>::coordinate_type Unit; | |
Unit x1(x(p1)); | |
Unit x2(x(p2)); | |
Unit y1(y(p1)); | |
Unit y2(y(p2)); | |
horizontal(rectangle, construct<typename rectangle_traits<rectangle_type>::interval_type>(x1, x2)); | |
vertical(rectangle, construct<typename rectangle_traits<rectangle_type>::interval_type>(y1, y2)); | |
return rectangle; | |
} | |
// move rectangle by delta in orient | |
template <typename rectangle_type> | |
rectangle_type& | |
move(rectangle_type& rectangle, orientation_2d orient, | |
typename coordinate_traits<typename rectangle_traits<rectangle_type>::coordinate_type>::coordinate_difference delta, | |
typename enable_if<typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type * = 0 | |
) { | |
typename rectangle_traits<rectangle_type>::interval_type ivl = get(rectangle, orient); | |
move(ivl, delta); | |
set(rectangle, orient, ivl); | |
return rectangle; | |
} | |
struct y_r_convolve : gtl_yes {}; | |
// convolve this with b | |
template <typename rectangle_type_1, typename rectangle_type_2> | |
typename enable_if< | |
typename gtl_and_3< y_r_convolve, | |
typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type_1>::type>::type, | |
typename is_rectangle_concept<typename geometry_concept<rectangle_type_2>::type>::type>::type, | |
rectangle_type_1>::type & | |
convolve(rectangle_type_1& rectangle, | |
const rectangle_type_2& convolution_rectangle) { | |
typename rectangle_traits<rectangle_type_1>::interval_type ivl = horizontal(rectangle); | |
horizontal(rectangle, convolve(ivl, horizontal(convolution_rectangle))); | |
ivl = vertical(rectangle); | |
vertical(rectangle, convolve(ivl, vertical(convolution_rectangle))); | |
return rectangle; | |
} | |
struct y_r_deconvolve : gtl_yes {}; | |
// deconvolve this with b | |
template <typename rectangle_type_1, typename rectangle_type_2> | |
typename enable_if< typename gtl_and_3< y_r_deconvolve, | |
typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type_1>::type>::type, | |
typename is_rectangle_concept<typename geometry_concept<rectangle_type_2>::type>::type>::type, | |
rectangle_type_1>::type & | |
deconvolve(rectangle_type_1& rectangle, const rectangle_type_2& convolution_rectangle) { | |
typename rectangle_traits<rectangle_type_1>::interval_type ivl = horizontal(rectangle); | |
horizontal(rectangle, deconvolve(ivl, horizontal(convolution_rectangle))); | |
ivl = vertical(rectangle); | |
vertical(rectangle, deconvolve(ivl, vertical(convolution_rectangle))); | |
return rectangle; | |
} | |
struct y_r_reconvolve : gtl_yes {}; | |
// reflectedConvolve this with b | |
template <typename rectangle_type_1, typename rectangle_type_2> | |
typename enable_if< | |
typename gtl_and_3<y_r_reconvolve, typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type_1>::type>::type, | |
typename is_rectangle_concept<typename geometry_concept<rectangle_type_2>::type>::type>::type, | |
rectangle_type_1>::type & | |
reflected_convolve(rectangle_type_1& rectangle, const rectangle_type_2& convolution_rectangle) { | |
typename rectangle_traits<rectangle_type_1>::interval_type ivl = horizontal(rectangle); | |
horizontal(rectangle, reflected_convolve(ivl, horizontal(convolution_rectangle))); | |
ivl = vertical(rectangle); | |
vertical(rectangle, reflected_convolve(ivl, vertical(convolution_rectangle))); | |
return rectangle; | |
} | |
struct y_r_redeconvolve : gtl_yes {}; | |
// reflectedDeconvolve this with b | |
// deconvolve this with b | |
template <typename rectangle_type_1, typename rectangle_type_2> | |
typename enable_if< | |
typename gtl_and_3<y_r_redeconvolve, typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type_1>::type>::type, | |
typename is_rectangle_concept<typename geometry_concept<rectangle_type_2>::type>::type>::type, | |
rectangle_type_1>::type & | |
reflected_deconvolve(rectangle_type_1& rectangle, const rectangle_type_2& convolution_rectangle) { | |
typename rectangle_traits<rectangle_type_1>::interval_type ivl = horizontal(rectangle); | |
horizontal(rectangle, reflected_deconvolve(ivl, horizontal(convolution_rectangle))); | |
ivl = vertical(rectangle); | |
vertical(rectangle, reflected_deconvolve(ivl, vertical(convolution_rectangle))); | |
return rectangle; | |
} | |
struct y_r_convolve2 : gtl_yes {}; | |
// convolve with point | |
template <typename rectangle_type, typename point_type> | |
typename enable_if< typename gtl_and_3<y_r_convolve2, typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type, | |
typename is_point_concept<typename geometry_concept<point_type>::type>::type>::type, | |
rectangle_type>::type & | |
convolve(rectangle_type& rectangle, const point_type& convolution_point) { | |
typename rectangle_traits<rectangle_type>::interval_type ivl = horizontal(rectangle); | |
horizontal(rectangle, convolve(ivl, x(convolution_point))); | |
ivl = vertical(rectangle); | |
vertical(rectangle, convolve(ivl, y(convolution_point))); | |
return rectangle; | |
} | |
struct y_r_deconvolve2 : gtl_yes {}; | |
// deconvolve with point | |
template <typename rectangle_type, typename point_type> | |
typename enable_if< | |
typename gtl_and_3<y_r_deconvolve2, typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type, | |
typename is_point_concept<typename geometry_concept<point_type>::type>::type>::type, rectangle_type>::type & | |
deconvolve(rectangle_type& rectangle, const point_type& convolution_point) { | |
typename rectangle_traits<rectangle_type>::interval_type ivl = horizontal(rectangle); | |
horizontal(rectangle, deconvolve(ivl, x(convolution_point))); | |
ivl = vertical(rectangle); | |
vertical(rectangle, deconvolve(ivl, y(convolution_point))); | |
return rectangle; | |
} | |
struct y_r_delta : gtl_yes {}; | |
// get the magnitude of the interval range depending on orient | |
template <typename rectangle_type> | |
typename enable_if< typename gtl_and<y_r_delta, typename gtl_if<typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type>::type, | |
typename rectangle_difference_type<rectangle_type>::type>::type | |
delta(const rectangle_type& rectangle, orientation_2d orient) { | |
return delta(get(rectangle, orient)); | |
} | |
struct y_r_area : gtl_yes {}; | |
// get the area of the rectangle | |
template <typename rectangle_type> | |
typename enable_if< typename gtl_and<y_r_area, typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type, | |
typename coordinate_traits<typename rectangle_traits<rectangle_type>::coordinate_type>::manhattan_area_type>::type | |
area(const rectangle_type& rectangle) { | |
typedef typename coordinate_traits<typename rectangle_traits<rectangle_type>::coordinate_type>::manhattan_area_type area_type; | |
return (area_type)delta(rectangle, HORIZONTAL) * (area_type)delta(rectangle, VERTICAL); | |
} | |
struct y_r_go : gtl_yes {}; | |
// returns the orientation of the longest side | |
template <typename rectangle_type> | |
typename enable_if<typename gtl_and<y_r_go, typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type, | |
orientation_2d>::type | |
guess_orientation(const rectangle_type& rectangle) { | |
return delta(rectangle, HORIZONTAL) >= delta(rectangle, VERTICAL) ? | |
HORIZONTAL : VERTICAL; | |
} | |
struct y_r_half_p : gtl_yes {}; | |
// get the half perimeter of the rectangle | |
template <typename rectangle_type> | |
typename enable_if< typename gtl_and<y_r_half_p, typename gtl_if<typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type>::type, | |
typename rectangle_difference_type<rectangle_type>::type>::type | |
half_perimeter(const rectangle_type& rectangle) { | |
return delta(rectangle, HORIZONTAL) + delta(rectangle, VERTICAL); | |
} | |
// get the perimeter of the rectangle | |
template <typename rectangle_type> | |
typename rectangle_difference_type<rectangle_type>::type | |
perimeter(const rectangle_type& rectangle, | |
typename enable_if< typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type * = 0 | |
) { | |
return 2 * half_perimeter(rectangle); | |
} | |
struct y_r_intersects : gtl_yes {}; | |
// check if Rectangle b intersects `this` Rectangle | |
// [in] b Rectangle that will be checked | |
// [in] considerTouch If true, return true even if b touches the boundary | |
// [ret] . true if `t` intersects b | |
template <typename rectangle_type_1, typename rectangle_type_2> | |
typename enable_if< | |
typename gtl_and_3<y_r_intersects, typename is_rectangle_concept<typename geometry_concept<rectangle_type_1>::type>::type, | |
typename is_rectangle_concept<typename geometry_concept<rectangle_type_2>::type>::type>::type, | |
bool>::type | |
intersects(const rectangle_type_1& rectangle, const rectangle_type_2& b, bool consider_touch = true) { | |
return intersects(horizontal(rectangle), horizontal(b), consider_touch) && | |
intersects(vertical(rectangle), vertical(b), consider_touch); | |
} | |
struct y_r_b_intersect : gtl_yes {}; | |
// Check if boundaries of Rectangle b and `this` Rectangle intersect | |
// [in] b Rectangle that will be checked | |
// [in] considerTouch If true, return true even if p is on the foundary | |
// [ret] . true if `t` contains p | |
template <typename rectangle_type_1, typename rectangle_type_2> | |
typename enable_if< | |
typename gtl_and_3<y_r_b_intersect, typename is_rectangle_concept<typename geometry_concept<rectangle_type_1>::type>::type, | |
typename is_rectangle_concept<typename geometry_concept<rectangle_type_2>::type>::type>::type, | |
bool>::type | |
boundaries_intersect(const rectangle_type_1& rectangle, const rectangle_type_2& b, | |
bool consider_touch = true) { | |
return (intersects(rectangle, b, consider_touch) && | |
!(contains(rectangle, b, !consider_touch)) && | |
!(contains(b, rectangle, !consider_touch))); | |
} | |
struct y_r_b_abuts : gtl_yes {}; | |
// check if b is touching 'this' on the end specified by dir | |
template <typename rectangle_type_1, typename rectangle_type_2> | |
typename enable_if< typename gtl_and_3<y_r_b_abuts, typename is_rectangle_concept<typename geometry_concept<rectangle_type_1>::type>::type, | |
typename is_rectangle_concept<typename geometry_concept<rectangle_type_2>::type>::type>::type, | |
bool>::type | |
abuts(const rectangle_type_1& rectangle, const rectangle_type_2& b, | |
direction_2d dir) { | |
return | |
abuts(get(rectangle, orientation_2d(dir)), | |
get(b, orientation_2d(dir)), | |
direction_1d(dir)) && | |
intersects(get(rectangle, orientation_2d(dir).get_perpendicular()), | |
get(b, orientation_2d(dir).get_perpendicular()), true); | |
} | |
struct y_r_b_abuts2 : gtl_yes {}; | |
// check if they are touching in the given orientation | |
template <typename rectangle_type_1, typename rectangle_type_2> | |
typename enable_if< typename gtl_and_3<y_r_b_abuts2, typename is_rectangle_concept<typename geometry_concept<rectangle_type_1>::type>::type, | |
typename is_rectangle_concept<typename geometry_concept<rectangle_type_2>::type>::type>::type, | |
bool>::type | |
abuts(const rectangle_type_1& rectangle, const rectangle_type_2& b, | |
orientation_2d orient) { | |
return | |
abuts(get(rectangle, orient), get(b, orient)) && | |
intersects(get(rectangle, orient.get_perpendicular()), | |
get(b, orient.get_perpendicular()), true); | |
} | |
struct y_r_b_abuts3 : gtl_yes {}; | |
// check if they are touching but not overlapping | |
template <typename rectangle_type_1, typename rectangle_type_2> | |
typename enable_if< typename gtl_and_3<y_r_b_abuts3, typename is_rectangle_concept<typename geometry_concept<rectangle_type_1>::type>::type, | |
typename is_rectangle_concept<typename geometry_concept<rectangle_type_2>::type>::type>::type, | |
bool>::type | |
abuts(const rectangle_type_1& rectangle, const rectangle_type_2& b) { | |
return abuts(rectangle, b, HORIZONTAL) || abuts(rectangle, b, VERTICAL); | |
} | |
struct y_r_b_intersect2 : gtl_yes {}; | |
// intersect rectangle with interval on orient | |
template <typename rectangle_type, typename interval_type> | |
typename enable_if< | |
typename gtl_and_3<y_r_b_intersect2, typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type, | |
typename is_interval_concept<typename geometry_concept<interval_type>::type>::type>::type, | |
bool>::type | |
intersect(rectangle_type& rectangle, const interval_type& b, | |
orientation_2d orient, bool consider_touch = true) { | |
typename rectangle_traits<rectangle_type>::interval_type ivl = get(rectangle, orient); | |
if(intersect(ivl, b, consider_touch)) { | |
set(rectangle, orient, ivl); | |
return true; | |
} | |
return false; | |
} | |
struct y_r_b_intersect3 : gtl_yes {}; | |
// clip rectangle to b | |
template <typename rectangle_type_1, typename rectangle_type_2> | |
typename enable_if< typename gtl_and_3<y_r_b_intersect3, typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type_1>::type>::type, | |
typename is_rectangle_concept<typename geometry_concept<rectangle_type_2>::type>::type>::type, | |
bool>::type | |
intersect(rectangle_type_1& rectangle, const rectangle_type_2& b, bool consider_touch = true) { | |
if(intersects(rectangle, b)) { | |
intersect(rectangle, horizontal(b), HORIZONTAL, consider_touch); | |
intersect(rectangle, vertical(b), VERTICAL, consider_touch); | |
return true; | |
} | |
return false; | |
} | |
struct y_r_g_intersect : gtl_yes {}; | |
// Sets this to the generalized intersection of this and the given rectangle | |
template <typename rectangle_type_1, typename rectangle_type_2> | |
typename enable_if< typename gtl_and_3<y_r_g_intersect, | |
typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type_1>::type>::type, | |
typename is_rectangle_concept<typename geometry_concept<rectangle_type_2>::type>::type>::type, | |
rectangle_type_1>::type & | |
generalized_intersect(rectangle_type_1& rectangle, const rectangle_type_2& b) { | |
typename rectangle_traits<rectangle_type_1>::interval_type ivl = get(rectangle, HORIZONTAL); | |
generalized_intersect(ivl, horizontal(b)); | |
horizontal(rectangle, ivl); | |
ivl = vertical(rectangle); | |
generalized_intersect(ivl, vertical(b)); | |
vertical(rectangle, ivl); | |
return rectangle; | |
} | |
struct y_r_bloat : gtl_yes {}; | |
// bloat the interval specified by orient by bloating | |
template <typename rectangle_type> | |
typename enable_if<typename gtl_and<y_r_bloat, typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type, | |
rectangle_type>::type & | |
bloat(rectangle_type& rectangle, orientation_2d orient, | |
typename rectangle_traits<rectangle_type>::coordinate_type bloating) { | |
typename rectangle_traits<rectangle_type>::interval_type ivl = get(rectangle, orient); | |
bloat(ivl, bloating); | |
set(rectangle, orient, ivl); | |
return rectangle; | |
} | |
struct y_r_bloat2 : gtl_yes {}; | |
// bloat the Rectangle by bloating | |
template <typename rectangle_type> | |
typename enable_if<typename gtl_and<y_r_bloat2, typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type, | |
rectangle_type>::type & | |
bloat(rectangle_type& rectangle, | |
typename rectangle_traits<rectangle_type>::coordinate_type bloating) { | |
bloat(rectangle, HORIZONTAL, bloating); | |
return bloat(rectangle, VERTICAL, bloating); | |
} | |
struct y_r_bloat3 : gtl_yes {}; | |
// bloat the interval cooresponding to orient by bloating in dir direction | |
template <typename rectangle_type> | |
typename enable_if<typename gtl_and<y_r_bloat3, typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type, | |
rectangle_type>::type & | |
bloat(rectangle_type& rectangle, direction_2d dir, | |
typename rectangle_traits<rectangle_type>::coordinate_type bloating) { | |
typename rectangle_traits<rectangle_type>::interval_type ivl = get(rectangle, orientation_2d(dir)); | |
bloat(ivl, direction_1d(dir), bloating); | |
set(rectangle, orientation_2d(dir), ivl); | |
return rectangle; | |
} | |
struct y_r_shrink : gtl_yes {}; | |
// shrink the interval specified by orient by bloating | |
template <typename rectangle_type> | |
typename enable_if<typename gtl_and<y_r_shrink, typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type, | |
rectangle_type>::type & | |
shrink(rectangle_type& rectangle, orientation_2d orient, | |
typename rectangle_traits<rectangle_type>::coordinate_type shrinking) { | |
return bloat(rectangle, orient, -shrinking); | |
} | |
struct y_r_shrink2 : gtl_yes {}; | |
// shrink the Rectangle by bloating | |
template <typename rectangle_type> | |
typename enable_if<typename gtl_and<y_r_shrink2, typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type, | |
rectangle_type>::type & | |
shrink(rectangle_type& rectangle, | |
typename rectangle_traits<rectangle_type>::coordinate_type shrinking) { | |
return bloat(rectangle, -shrinking); | |
} | |
struct y_r_shrink3 : gtl_yes {}; | |
// shrink the interval cooresponding to orient by bloating in dir direction | |
template <typename rectangle_type> | |
typename enable_if<typename gtl_and<y_r_shrink3, typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type, | |
rectangle_type>::type & | |
shrink(rectangle_type& rectangle, direction_2d dir, | |
typename rectangle_traits<rectangle_type>::coordinate_type shrinking) { | |
return bloat(rectangle, dir, -shrinking); | |
} | |
struct y_r_encompass : gtl_yes {}; | |
// encompass interval on orient | |
template <typename rectangle_type, typename interval_type> | |
typename enable_if< | |
typename gtl_and_3<y_r_encompass, typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type, | |
typename is_interval_concept<typename geometry_concept<interval_type>::type>::type>::type, | |
bool>::type | |
encompass(rectangle_type& rectangle, const interval_type& b, | |
orientation_2d orient) { | |
typename rectangle_traits<rectangle_type>::interval_type ivl = get(rectangle, orient); | |
if(encompass(ivl, b)) { | |
set(rectangle, orient, ivl); | |
return true; | |
} | |
return false; | |
} | |
struct y_r_encompass2 : gtl_yes {}; | |
// enlarge rectangle to encompass the Rectangle b | |
template <typename rectangle_type_1, typename rectangle_type_2> | |
bool | |
encompass(rectangle_type_1& rectangle, const rectangle_type_2& b, | |
typename enable_if< typename gtl_and_3<y_r_encompass2, | |
typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type_1>::type>::type, | |
typename is_rectangle_concept<typename geometry_concept<rectangle_type_2>::type>::type >::type>::type * = 0 | |
) { | |
//note that operator | is intentional because both should be called regardless | |
return encompass(rectangle, horizontal(b), HORIZONTAL) | | |
encompass(rectangle, vertical(b), VERTICAL); | |
} | |
struct y_r_encompass3 : gtl_yes {}; | |
// enlarge rectangle to encompass the point b | |
template <typename rectangle_type_1, typename point_type> | |
typename enable_if< | |
typename gtl_and_3<y_r_encompass3, typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type_1>::type>::type, | |
typename is_point_concept<typename geometry_concept<point_type>::type>::type>::type, | |
bool>::type | |
encompass(rectangle_type_1& rectangle, const point_type& b, | |
typename enable_if< | |
typename gtl_and< typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type_1>::type>::type, | |
typename is_point_concept<typename geometry_concept<point_type>::type>::type>::type>::type * = 0 | |
) { | |
typename rectangle_traits<rectangle_type_1>::interval_type hivl, vivl; | |
hivl = horizontal(rectangle); | |
vivl = vertical(rectangle); | |
//note that operator | is intentional because both should be called regardless | |
bool retval = encompass(hivl, x(b)) | encompass(vivl, y(b)); | |
if(retval) { | |
horizontal(rectangle, hivl); | |
vertical(rectangle, vivl); | |
} | |
return retval; | |
} | |
struct y_r_center : gtl_yes {}; | |
// returns the center of the rectangle | |
template <typename point_type, typename rectangle_type> | |
typename enable_if< | |
typename gtl_and_3<y_r_center, typename is_mutable_point_concept<typename geometry_concept<point_type>::type>::type, | |
typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type, | |
bool>::type | |
center(point_type& center_point, const rectangle_type& rectangle) { | |
center_point = construct<point_type>(center(horizontal(rectangle)), | |
center(vertical(rectangle))); | |
return true; | |
} | |
struct y_r_get_corner : gtl_yes {}; | |
template <typename point_type, typename rectangle_type> | |
typename enable_if< | |
typename gtl_and_3<y_r_get_corner, typename is_mutable_point_concept<typename geometry_concept<point_type>::type>::type, | |
typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type, | |
bool>::type | |
get_corner(point_type& corner_point, const rectangle_type& rectangle, direction_2d direction_facing, direction_1d direction_turning) { | |
typedef typename rectangle_traits<rectangle_type>::coordinate_type Unit; | |
Unit u1 = get(rectangle, direction_facing); | |
Unit u2 = get(rectangle, direction_facing.turn(direction_turning)); | |
if(orientation_2d(direction_facing).to_int()) std::swap(u1, u2); | |
corner_point = construct<point_type>(u1, u2); | |
return true; | |
} | |
struct y_r_get_half : gtl_yes {}; | |
template <typename rectangle_type> | |
typename enable_if<typename gtl_and<y_r_get_half, typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type, | |
rectangle_type>::type | |
get_half(const rectangle_type& rectangle, direction_2d dir) { | |
rectangle_type retval(rectangle); | |
set(retval, orientation_2d(dir), get_half(get(rectangle, orientation_2d(dir)), direction_1d(dir))); | |
return retval; | |
} | |
struct y_r_join_with : gtl_yes {}; | |
template <typename rectangle_type_1, typename rectangle_type_2> | |
typename enable_if< typename gtl_and_3<y_r_join_with, typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type_1>::type>::type, | |
typename is_rectangle_concept<typename geometry_concept<rectangle_type_2>::type>::type>::type, | |
bool>::type | |
join_with(rectangle_type_1& rectangle, const rectangle_type_2& b) { | |
typedef typename rectangle_traits<rectangle_type_1>::interval_type Interval1; | |
typedef typename rectangle_traits<rectangle_type_2>::interval_type Interval2; | |
Interval1 hi1 = get(rectangle, HORIZONTAL); | |
Interval1 vi1 = get(rectangle, VERTICAL); | |
Interval2 hi2 = get(b, HORIZONTAL), vi2 = get(b, VERTICAL); | |
Interval1 temp; | |
if (equivalence(hi1, hi2) && join_with(vi1, vi2)) { | |
vertical(rectangle, vi1); | |
return true; | |
} | |
if (equivalence(vi1, vi2) && join_with(hi1, hi2)) { | |
horizontal(rectangle, hi1); | |
return true; | |
} | |
return false; | |
} | |
struct y_r_eda2 : gtl_yes {}; | |
template <typename rectangle_type, typename point_type> | |
typename enable_if< typename gtl_and_3<y_r_eda2, | |
typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type, | |
typename is_point_concept<typename geometry_concept<point_type>::type>::type>::type, | |
typename rectangle_difference_type<rectangle_type>::type>::type | |
euclidean_distance(const rectangle_type& lvalue, const point_type& rvalue, orientation_2d orient) { | |
return euclidean_distance(get(lvalue, orient), get(rvalue, orient)); | |
} | |
struct y_r_eda : gtl_yes {}; | |
template <typename rectangle_type, typename rectangle_type_2> | |
typename enable_if< | |
typename gtl_and_3<y_r_eda, | |
typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type, | |
typename is_rectangle_concept<typename geometry_concept<rectangle_type_2>::type>::type>::type, | |
typename rectangle_difference_type<rectangle_type>::type>::type | |
euclidean_distance(const rectangle_type& lvalue, const rectangle_type_2& rvalue, orientation_2d orient) { | |
return euclidean_distance(get(lvalue, orient), get(rvalue, orient)); | |
} | |
struct y_r_sed : gtl_yes {}; | |
template <typename rectangle_type, typename point_type> | |
typename enable_if< typename gtl_if< typename gtl_and_3<y_r_sed, | |
typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type, | |
typename is_point_concept<typename geometry_concept<point_type>::type>::type>::type>::type, | |
typename rectangle_difference_type<rectangle_type>::type>::type | |
square_euclidean_distance(rectangle_type& lvalue, const point_type& rvalue) { | |
typename coordinate_traits<typename rectangle_traits<rectangle_type>::coordinate_type>::coordinate_difference xdist, ydist; | |
xdist = euclidean_distance(lvalue, rvalue, HORIZONTAL); | |
ydist = euclidean_distance(lvalue, rvalue, VERTICAL); | |
return (xdist * xdist) + (ydist * ydist); | |
} | |
struct y_r_sed2 : gtl_yes {}; | |
template <typename rectangle_type, typename rectangle_type_2> | |
typename enable_if< | |
typename gtl_and_3<y_r_sed2, typename is_rectangle_concept< typename geometry_concept<rectangle_type>::type>::type, | |
typename is_rectangle_concept< typename geometry_concept<rectangle_type_2>::type>::type>::type, | |
typename rectangle_difference_type<rectangle_type>::type>::type | |
square_euclidean_distance(const rectangle_type& lvalue, const rectangle_type_2& rvalue) { | |
typename coordinate_traits<typename rectangle_traits<rectangle_type>::coordinate_type>::coordinate_difference xdist, ydist; | |
xdist = euclidean_distance(lvalue, rvalue, HORIZONTAL); | |
ydist = euclidean_distance(lvalue, rvalue, VERTICAL); | |
return (xdist * xdist) + (ydist * ydist); | |
} | |
struct y_r_edist : gtl_yes {}; | |
template <typename rectangle_type, typename point_type> | |
typename enable_if< typename gtl_and_3<y_r_edist, typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type, | |
typename is_point_concept<typename geometry_concept<point_type>::type>::type>::type, | |
typename rectangle_distance_type<rectangle_type>::type>::type | |
euclidean_distance(rectangle_type& lvalue, const point_type& rvalue) { | |
return sqrt((double) | |
(square_euclidean_distance(lvalue, rvalue))); | |
} | |
struct y_r_edist2 : gtl_yes {}; | |
template <typename rectangle_type, typename rectangle_type_2> | |
typename enable_if< typename gtl_and_3<y_r_edist2, typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type, | |
typename is_rectangle_concept<typename geometry_concept<rectangle_type_2>::type>::type>::type, | |
typename rectangle_distance_type<rectangle_type>::type>::type | |
euclidean_distance(const rectangle_type& lvalue, const rectangle_type_2& rvalue) { | |
double val = (int)square_euclidean_distance(lvalue, rvalue); | |
return sqrt(val); | |
} | |
struct y_r_mdist : gtl_yes {}; | |
template <typename rectangle_type, typename point_type> | |
typename enable_if< | |
typename gtl_and_3<y_r_mdist, typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type, | |
typename is_point_concept<typename geometry_concept<point_type>::type>::type>::type, | |
typename rectangle_difference_type<rectangle_type>::type>::type | |
manhattan_distance(rectangle_type& lvalue, const point_type& rvalue) { | |
typename coordinate_traits<typename rectangle_traits<rectangle_type>::coordinate_type>::coordinate_difference xdist, ydist; | |
xdist = euclidean_distance(lvalue, rvalue, HORIZONTAL); | |
ydist = euclidean_distance(lvalue, rvalue, VERTICAL); | |
return xdist + ydist; | |
} | |
struct y_r_mdist2 : gtl_yes {}; | |
template <typename rectangle_type, typename rectangle_type_2> | |
typename enable_if< | |
typename gtl_and_3<y_r_mdist2, typename is_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type, | |
typename is_rectangle_concept<typename geometry_concept<rectangle_type_2>::type>::type>::type, | |
typename rectangle_difference_type<rectangle_type>::type>::type | |
manhattan_distance(const rectangle_type& lvalue, const rectangle_type_2& rvalue) { | |
typename coordinate_traits<typename rectangle_traits<rectangle_type>::coordinate_type>::coordinate_difference xdist, ydist; | |
xdist = euclidean_distance(lvalue, rvalue, HORIZONTAL); | |
ydist = euclidean_distance(lvalue, rvalue, VERTICAL); | |
return xdist + ydist; | |
} | |
struct y_r_scale_up : gtl_yes {}; | |
template <typename rectangle_type> | |
typename enable_if<typename gtl_and<y_r_scale_up, typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type, | |
rectangle_type>::type & | |
scale_up(rectangle_type& rectangle, | |
typename coordinate_traits<typename rectangle_traits<rectangle_type>::coordinate_type>::unsigned_area_type factor) { | |
horizontal(rectangle, scale_up(horizontal(rectangle), factor)); | |
vertical(rectangle, scale_up(vertical(rectangle), factor)); | |
return rectangle; | |
} | |
struct y_r_scale_down : gtl_yes {}; | |
template <typename rectangle_type> | |
typename enable_if<typename gtl_and<y_r_scale_down, typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type, | |
rectangle_type>::type & | |
scale_down(rectangle_type& rectangle, | |
typename coordinate_traits<typename rectangle_traits<rectangle_type>::coordinate_type>::unsigned_area_type factor) { | |
horizontal(rectangle, scale_down(horizontal(rectangle), factor)); | |
vertical(rectangle, scale_down(vertical(rectangle), factor)); | |
return rectangle; | |
} | |
struct y_r_scale : gtl_yes {}; | |
template <typename rectangle_type, typename scaling_type> | |
typename enable_if<typename gtl_and<y_r_scale, typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type, | |
rectangle_type>::type & | |
scale(rectangle_type& rectangle, const scaling_type& scaling) { | |
point_data<typename rectangle_traits<rectangle_type>::coordinate_type> llp(xl(rectangle), yl(rectangle)); | |
point_data<typename rectangle_traits<rectangle_type>::coordinate_type> urp(xl(rectangle), yl(rectangle)); | |
scale(llp, scaling); | |
scale(urp, scaling); | |
set_points(rectangle, llp, urp); | |
return rectangle; | |
} | |
struct y_r_transform : gtl_yes {}; | |
template <typename rectangle_type, typename transformation_type> | |
typename enable_if<typename gtl_and<y_r_transform, typename is_mutable_rectangle_concept<typename geometry_concept<rectangle_type>::type>::type>::type, | |
rectangle_type>::type & | |
transform(rectangle_type& rectangle, const transformation_type& transformation) { | |
point_data<typename rectangle_traits<rectangle_type>::coordinate_type> llp(xl(rectangle), yl(rectangle)); | |
point_data<typename rectangle_traits<rectangle_type>::coordinate_type> urp(xh(rectangle), yh(rectangle)); | |
transform(llp, transformation); | |
transform(urp, transformation); | |
set_points(rectangle, llp, urp); | |
return rectangle; | |
} | |
template <typename rectangle_type_1, typename rectangle_type_2> | |
class less_rectangle_concept { | |
private: | |
orientation_2d orient_; | |
public: | |
inline less_rectangle_concept(orientation_2d orient = VERTICAL) : orient_(orient) {} | |
typename enable_if< | |
typename gtl_and< typename is_rectangle_concept<typename geometry_concept<rectangle_type_1>::type>::type, | |
typename is_rectangle_concept<typename geometry_concept<rectangle_type_2>::type>::type>::type, | |
bool>::type | |
operator () (const rectangle_type_1& a, | |
const rectangle_type_2& b) const { | |
typedef typename rectangle_traits<rectangle_type_1>::coordinate_type Unit; | |
Unit vl1 = get(get(a, orient_), LOW); | |
Unit vl2 = get(get(b, orient_), LOW); | |
if(vl1 > vl2) return false; | |
if(vl1 == vl2) { | |
orientation_2d perp = orient_.get_perpendicular(); | |
Unit hl1 = get(get(a, perp), LOW); | |
Unit hl2 = get(get(b, perp), LOW); | |
if(hl1 > hl2) return false; | |
if(hl1 == hl2) { | |
Unit vh1 = get(get(a, orient_), HIGH); | |
Unit vh2 = get(get(b, orient_), HIGH); | |
if(vh1 > vh2) return false; | |
if(vh1 == vh2) { | |
Unit hh1 = get(get(a, perp), HIGH); | |
Unit hh2 = get(get(b, perp), HIGH); | |
return hh1 < hh2; | |
} | |
} | |
} | |
return true; | |
} | |
}; | |
template <typename T> | |
template <typename interval_type_1> | |
inline void rectangle_data<T>::set(orientation_2d orient, const interval_type_1& interval) { | |
assign(ranges_[orient.to_int()], interval); | |
} | |
template <class T> | |
template <class T2> | |
rectangle_data<T>& rectangle_data<T>::operator=(const T2& rvalue) { | |
assign(*this, rvalue); | |
return *this; | |
} | |
template <class T> | |
template <class T2> | |
bool rectangle_data<T>::operator==(const T2& rvalue) const { | |
return equivalence(*this, rvalue); | |
} | |
template <typename T> | |
struct geometry_concept<rectangle_data<T> > { | |
typedef rectangle_concept type; | |
}; | |
} | |
} | |
#endif | |