/* -*-ePiX-*- */
#include "epix.h"
using namespace ePiX;

const double dX(0.2);

const P LdY(0, 4);
const P LdX(4, 0);

std::string sfmt(const std::string& msg)
{
#ifdef SANSSERIF
  return "$\\mathsf{"+msg+"}$";
#else
  return "$"+msg+"$";
#endif
}

int main()
{
  picture(P(0,0), P(1,1), "2.5 x 2.5in");

  begin();

  rect(P(0, 0), P(1, 1));
  line(P(1-dX, 0), P(1-dX, 1));
  line(P(0, 1-dX), P(1, 1-dX));

  pen(2);
  quad(P(dX,0), P(1, dX), P(1-dX, 1), P(0, 1-dX));

  label(P(0, 1),  LdY, sfmt("A"), t);
  label(P(1-dX,1),  LdY, sfmt("F"), t);
  label(P(1, 1),  LdY, sfmt("B"), t);

  label(P(0, 0), -LdY, sfmt("D"), b);
  label(P(dX,0), -LdY, sfmt("H"), b);
  label(P(1, 0), -LdY, sfmt("C"), b);

  label(P(0,1-dX), -LdX, sfmt("E"), l);
  label(P(1,  dX),  LdX, sfmt("G"), r);

  label(P(1-dX, 1-dX), -LdX-LdY, sfmt("K"), bl);

  tikz_format();
  end();
}