The Gnome Chemistry Utils 0.13.3
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Equilateral triangle. More...
#include <wedge.h>
Public Member Functions | |
Wedge (Canvas *canvas, double x0, double y0, double x1, double y1, double width) | |
Wedge (Group *parent, double x0, double y0, double x1, double y1, double width, ItemClient *client=NULL) | |
virtual | ~Wedge () |
void | SetPosition (double x0, double y0, double x1, double y1) |
double | Distance (double x, double y, Item **item) const |
void | Draw (cairo_t *cr, bool is_vector) const |
void | Move (double x, double y) |
Protected Member Functions | |
void | UpdateBounds () |
gccv::Wedge::Wedge | ( | Canvas * | canvas, |
double | x0, | ||
double | y0, | ||
double | x1, | ||
double | y1, | ||
double | width | ||
) |
canvas | a Canvas. |
x0 | the triangle top horizontal position. |
y0 | the triangle top vertical position. |
x1 | the horizontal position of the canter of the triangle base. |
y1 | the vertical position of the canter of the triangle base. |
width | the triangle base width. |
Creates a new Wedge and sets it as a child of the root Group of canvas.
gccv::Wedge::Wedge | ( | Group * | parent, |
double | x0, | ||
double | y0, | ||
double | x1, | ||
double | y1, | ||
double | width, | ||
ItemClient * | client = NULL |
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) |
parent | the Group to which the new Wedge will be added. |
x0 | the triangle top horizontal position. |
y0 | the triangle top vertical position. |
x1 | the horizontal position of the canter of the triangle base. |
y1 | the vertical position of the canter of the triangle base. |
width | the triangle base width. |
client | the ItemClient for the new Wedge if any. |
Creates a new Wedge inside parent and sets client as its associated ItemClient.
virtual gccv::Wedge::~Wedge | ( | ) | [virtual] |
The destructor.
double gccv::Wedge::Distance | ( | double | x, |
double | y, | ||
Item ** | item | ||
) | const [virtual] |
x | horizontal position |
y | vertical position |
item | where to store the Item. |
Implementation of Item::Distance() for the Wedge class. Sets item to this.
Reimplemented from gccv::Item.
void gccv::Wedge::Draw | ( | cairo_t * | cr, |
bool | is_vector | ||
) | const [virtual] |
cr | a cairo_t. |
is_vector | whether the cairo_t is a vectorial context. |
Draws the Wedge to cr.
Reimplemented from gccv::Item.
Reimplemented in gccv::Hash.
void gccv::Wedge::Move | ( | double | x, |
double | y | ||
) | [virtual] |
x | the horizontal deplacement |
y | the vertical deplacement |
Moves the Wedge.
Reimplemented from gccv::Item.
void gccv::Wedge::SetPosition | ( | double | x0, |
double | y0, | ||
double | x1, | ||
double | y1 | ||
) |
x0 | the triangle top horizontal position. |
y0 | the triangle top vertical position. |
x1 | the horizontal position of the canter of the triangle base. |
y1 | the vertical position of the canter of the triangle base. |
Setes the new position for the Wedge instance.
void gccv::Wedge::UpdateBounds | ( | ) | [protected, virtual] |
Evaluates the Wedge bounds.
Reimplemented from gccv::Item.