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Size2D Class Reference |  |
Two dimensional size object. More...
#include <vigra/diff2d.hxx>
Inheritance diagram for Size2D:
Public Member Functions | |
| int | area () const |
| int | height () const |
| Size2D & | operator+= (Diff2D const &offset) |
| Size2D | operator- () const |
| Size2D & | operator-= (Diff2D const &offset) |
| Size2D & | operator= (Diff2D const &v) |
| void | setHeight (int h) |
| void | setWidth (int w) |
| Size2D () | |
| Size2D (int width, int height) | |
| Size2D (Size2D const &v) | |
| Size2D (Diff2D const &v) | |
| int | width () const |
 Public Member Functions inherited from Diff2D | |
| column_iterator | columnIterator () const |
| Diff2D () | |
| Diff2D (int ax, int ay) | |
| Diff2D (Diff2D const &v) | |
| double | magnitude () const |
| bool | operator!= (Diff2D const &r) const |
| index_reference | operator() (int const &dx, int const &dy) const |
| Diff2D | operator* (int factor) const |
| Diff2D | operator* (double factor) const |
| reference | operator* () const |
| Diff2D & | operator*= (int factor) |
| Diff2D & | operator*= (double factor) |
| Diff2D & | operator+= (Diff2D const &offset) |
| Diff2D | operator- () const |
| Diff2D & | operator-= (Diff2D const &offset) |
| pointer | operator-> () const |
| Diff2D | operator/ (int factor) const |
| Diff2D | operator/ (double factor) const |
| Diff2D & | operator/= (int factor) |
| Diff2D & | operator/= (double factor) |
| Diff2D & | operator= (Diff2D const &v) |
| bool | operator== (Diff2D const &r) const |
| index_reference | operator[] (Diff2D const &offset) const |
| int | operator[] (int index) const |
| row_iterator | rowIterator () const |
| int | squaredMagnitude () const |
Additional Inherited Members | |
| Public Types inherited from Diff2D | |
| typedef IteratorAdaptor < Diff2DConstColumnIteratorPolicy < Diff2D > > | column_iterator |
| typedef Diff2D | difference_type |
| typedef Diff2D | index_reference |
| typedef image_traverser_tag | iterator_category |
| typedef int | MoveX |
| typedef int | MoveY |
| typedef Diff2D | PixelType |
| typedef Diff2D const * | pointer |
| typedef Diff2D const & | reference |
| typedef IteratorAdaptor < Diff2DConstRowIteratorPolicy < Diff2D > > | row_iterator |
| typedef Diff2D | value_type |
| Public Attributes inherited from Diff2D | |
| int | x |
| int | y |
Detailed Description
Two dimensional size object.
Specializes Diff2D for the specification of a 2-dimensional extent, in contrast to a point or position (for the latter use Point2D).
// create an image that is 10 pixels squared
Image new_image(Size2D(10,10));
#include <vigra/diff2d.hxx>
Namespace: vigra
Constructor & Destructor Documentation
| Size2D | ( | ) |
Default Constructor. Init point at position (0,0)
| Size2D | ( | int | width, |
| int | height | ||
| ) |
Construct point at given position.
Member Function Documentation
| int width | ( | ) | const |
Query the width.
| int height | ( | ) | const |
Query the height.
| void setWidth | ( | int | w | ) |
Change the width.
| void setHeight | ( | int | h | ) |
Change the height.
| int area | ( | ) | const |
Returns width()*height(), the area of a rectangle of this size.
| Size2D operator- | ( | ) | const |
Unary negation.
The documentation for this class was generated from the following file:
- vigra/diff2d.hxx