Signal
ClutterCanvas::draw
since: 13
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: 13 |
Parameters
cr-
Type:
cairo_tThe Cairo context used to draw.
The data is owned by the caller of the function. width-
Type:
gintThe width of the
canvas. height-
Type:
gintThe height of the
canvas.