// Attachment points correspond to regions in the divided box
bool GetAttachmentPosition(int attachment, double *x, double *y,
int nth = 0, int no_arcs = 1, wxLineShape *line = NULL);
- bool AttachmentIsValid(int attachment);
+ bool AttachmentIsValid(int attachment) const;
int GetNumberOfAttachments() const;
// Invoke editor on CTRL-right click