Callback Functions

DrawingAreaDrawFunc

Signature

:(  N-Object() $drawing-area, Cairo::cairo_t $cr, Int() $width, Int() $height, gpointer $user-data  )

• $drawing-area; the Gnome::Gtk4::DrawingArea to redraw

• $cr; the context to draw to

• $width; the actual width of the contents. This value will be at least as wide as GtkDrawingArea:width.

• $height; the actual height of the contents. This value will be at least as wide as GtkDrawingArea:height.

• $user-data; user data