bool GetAttachmentPositionEdge(int attachment, double *OUTPUT, double *OUTPUT,
int nth = 0, int no_arcs = 1, wxPyLineShape *line = NULL);
wxRealPoint CalcSimpleAttachment(const wxRealPoint& pt1, const wxRealPoint& pt2,
int nth, int noArcs, wxPyLineShape* line);
bool AttachmentSortTest(int attachmentPoint, const wxRealPoint& pt1, const wxRealPoint& pt2);
bool GetAttachmentPositionEdge(int attachment, double *OUTPUT, double *OUTPUT,
int nth = 0, int no_arcs = 1, wxPyLineShape *line = NULL);
wxRealPoint CalcSimpleAttachment(const wxRealPoint& pt1, const wxRealPoint& pt2,
int nth, int noArcs, wxPyLineShape* line);
bool AttachmentSortTest(int attachmentPoint, const wxRealPoint& pt1, const wxRealPoint& pt2);