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A 2D locator over a virtual image. Upon dereferencing, invokes a given function object passing it its coordinates. Models: PixelLocatorConcept, HasDynamicXStepTypeConcept, HasDynamicYStepTypeConcept, HasTransposedTypeConcept. More...
#include <virtual_locator.hpp>
Public Types | |
| using | parent_t = pixel_2d_locator_base< virtual_2d_locator< Deref, IsTransposed >, position_iterator< Deref, IsTransposed >, position_iterator< Deref, 1-IsTransposed > > |
| using | const_t = virtual_2d_locator< typename Deref::const_t, IsTransposed > |
| using | deref_fn_t = Deref |
| using | point_t = typename parent_t::point_t |
| using | coord_t = typename parent_t::coord_t |
| using | x_coord_t = typename parent_t::x_coord_t |
| using | y_coord_t = typename parent_t::y_coord_t |
| using | x_iterator = typename parent_t::x_iterator |
| using | y_iterator = typename parent_t::y_iterator |
 Public Types inherited from pixel_2d_locator_base< virtual_2d_locator< Deref, IsTransposed >, position_iterator< Deref, IsTransposed >, position_iterator< Deref, 1-IsTransposed > > | |
| using | x_iterator = position_iterator< Deref, IsTransposed > |
| using | y_iterator = position_iterator< Deref, 1-IsTransposed > |
| using | value_type = typename std::iterator_traits< x_iterator >::value_type |
| using | reference = typename std::iterator_traits< x_iterator >::reference |
| using | coord_t = typename std::iterator_traits< x_iterator >::difference_type |
| using | difference_type = point< coord_t > |
| using | point_t = difference_type |
| using | x_coord_t = typename point_t::template axis< 0 >::coord_t |
| using | y_coord_t = typename point_t::template axis< 1 >::coord_t |
| using | cached_location_t = difference_type |
Public Member Functions | |
| virtual_2d_locator (const point_t &p=point_t(0, 0), const point_t &step=point_t(1, 1), const deref_fn_t &d=deref_fn_t()) | |
| template<typename D , bool TR> | |
| virtual_2d_locator (const virtual_2d_locator< D, TR > &loc, coord_t y_step) | |
| template<typename D , bool TR> | |
| virtual_2d_locator (virtual_2d_locator< D, TR > const &loc, coord_t x_step, coord_t y_step, bool transpose=false) | |
| template<typename D , bool TR> | |
| virtual_2d_locator (const virtual_2d_locator< D, TR > &pl) | |
| virtual_2d_locator (const virtual_2d_locator &pl) | |
| bool | operator== (const this_t &p) const |
| x_iterator & | x () |
| y_iterator & | y () |
| x_iterator const & | x () const |
| y_iterator const & | y () const |
| y_coord_t | y_distance_to (const this_t &it2, x_coord_t) const |
| bool | is_1d_traversable (x_coord_t) const |
| const point_t & | pos () const |
| const point_t & | step () const |
| const deref_fn_t & | deref_fn () const |
| Public Member Functions inherited from pixel_2d_locator_base< virtual_2d_locator< Deref, IsTransposed >, position_iterator< Deref, IsTransposed >, position_iterator< Deref, 1-IsTransposed > > | |
| bool | operator!= (const virtual_2d_locator< Deref, IsTransposed > &p) const |
| x_iterator | x_at (x_coord_t dx, y_coord_t dy) const |
| x_iterator | x_at (const difference_type &d) const |
| y_iterator | y_at (x_coord_t dx, y_coord_t dy) const |
| y_iterator | y_at (const difference_type &d) const |
| virtual_2d_locator< Deref, IsTransposed > | xy_at (x_coord_t dx, y_coord_t dy) const |
| virtual_2d_locator< Deref, IsTransposed > | xy_at (const difference_type &d) const |
| axis< D >::iterator & | axis_iterator () |
| axis< D >::iterator const & | axis_iterator () const |
| axis< D >::iterator | axis_iterator (const point_t &p) const |
| reference | operator() (x_coord_t dx, y_coord_t dy) const |
| reference | operator[] (const difference_type &d) const |
| reference | operator* () const |
| virtual_2d_locator< Deref, IsTransposed > & | operator+= (const difference_type &d) |
| virtual_2d_locator< Deref, IsTransposed > & | operator-= (const difference_type &d) |
| virtual_2d_locator< Deref, IsTransposed > | operator+ (const difference_type &d) const |
| virtual_2d_locator< Deref, IsTransposed > | operator- (const difference_type &d) const |
| cached_location_t | cache_location (const difference_type &d) const |
| cached_location_t | cache_location (x_coord_t dx, y_coord_t dy) const |
Friends | |
| template<typename D , bool TR> | |
| class | virtual_2d_locator |
Additional Inherited Members | |
| Static Public Attributes inherited from pixel_2d_locator_base< virtual_2d_locator< Deref, IsTransposed >, position_iterator< Deref, IsTransposed >, position_iterator< Deref, 1-IsTransposed > > | |
| static const std::size_t | num_dimensions |
A 2D locator over a virtual image. Upon dereferencing, invokes a given function object passing it its coordinates. Models: PixelLocatorConcept, HasDynamicXStepTypeConcept, HasDynamicYStepTypeConcept, HasTransposedTypeConcept.
