Callback Functions

DrawingAreaDrawFunc

Signature

:(  N-Object() $drawing-area, N-Object $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