Signal
ClutterCanvas::draw
Declaration
gboolean
draw (
ClutterCanvas* self,
cairo_t* cr,
gint width,
gint height,
gpointer user_data
)
Description [src]
The ClutterCanvas::draw
signal is emitted each time a canvas is invalidated.
It is safe to connect multiple handlers to this signal: each
handler invocation will be automatically protected by cairo_save()
and cairo_restore()
pairs.
Default handler: | The default handler is called after the handlers added via |
Signal emission will restart instead of recursing | |
Available since: | 1.10 |
Parameters
cr |
cairo_t |
The Cairo context used to draw. |
|
The data is owned by the caller of the function. | |
width |
gint |
The width of the |
|
height |
gint |
The height of the |