Equilateral triangle.
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#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) |
| Item (Canvas *canvas) |
| Item (Group *parent, ItemClient *client=NULL) |
virtual | ~Item () |
void | GetBounds (double &x0, double &y0, double &x1, double &y1) const |
void | Invalidate () const |
void | SetVisible (bool visible) |
virtual bool | Draw (cairo_t *cr, double x0, double y0, double x1, double y1, bool is_vector) const |
void | SetClient (ItemClient *val) |
ItemClient * | GetClient (void) |
Group const * | GetParent (void) const |
bool | GetVisible (void) const |
void | SetOperator (cairo_operator_t val) |
cairo_operator_t | GetOperator (void) const |
Detailed Description
Equilateral triangle.
Filled equilateral triangle.
Definition at line 39 of file wedge.h.
Constructor & Destructor Documentation
gccv::Wedge::Wedge |
( |
Canvas * |
canvas, |
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|
double |
x0, |
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|
double |
y0, |
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double |
x1, |
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double |
y1, |
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double |
width |
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) |
| |
- Parameters
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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, |
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|
double |
x0, |
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double |
y0, |
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|
double |
x1, |
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double |
y1, |
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double |
width, |
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ItemClient * |
client = NULL |
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) |
| |
- Parameters
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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 |
( |
| ) |
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virtual |
Member Function Documentation
double gccv::Wedge::Distance |
( |
double |
x, |
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double |
y, |
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Item ** |
item |
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) |
| const |
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virtual |
- Parameters
-
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, |
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bool |
is_vector |
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) |
| const |
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virtual |
- Parameters
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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, |
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|
double |
y |
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) |
| |
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virtual |
- Parameters
-
x | the horizontal deplacement |
y | the vertical deplacement |
Moves the Wedge.
Reimplemented from gccv::Item.
void gccv::Wedge::SetPosition |
( |
double |
x0, |
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|
double |
y0, |
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|
double |
x1, |
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double |
y1 |
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) |
| |
- Parameters
-
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 |
( |
| ) |
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protectedvirtual |
The documentation for this class was generated from the following file: