gobject.GObject +--gtk.Object | +--gtk.Widget | +--gtk.Container | +--goocanvas.Canvas | +--goocanvas.ItemSimple (implements goocanvas.Item) | +--goocanvas.Ellipse | +--goocanvas.Grid | +--goocanvas.Image | +--goocanvas.Path | +--goocanvas.Polyline | +--goocanvas.Rect | +--goocanvas.Text | +--goocanvas.Group | +--goocanvas.ItemModelSimple (implements goocanvas.ItemModel) | +--goocanvas.EllipseModel | +--goocanvas.GridModel | +--goocanvas.ImageModel | +--goocanvas.PathModel | +--goocanvas.PolylineModel | +--goocanvas.RectModel | +--goocanvas.TextModel | +--goocanvas.GroupModel | +--goocanvas.Style gobject.GInterface +--goocanvas.Item +--goocanvas.ItemModel