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

const double dX(0.3);
const P LdY(0, 4);
const P LdX(4, 0);

const P vtx(dX, sqrt((1-dX)*(1+dX)));

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

int main()
{
  picture(P(-1,0), P(1,1), "1.5 x 0.75in");

  begin();

  triangle(P(-1,0), P(1,0), vtx);

  line(vtx, P(dX,0));
  label(vtx, LdY, sfmt("A"), t);

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

  tikz_format();
  end();
}