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

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
}

P ptA(3, 1), ptB(0, 0), ptC(3, 0), ptD(3 - Tan(0.5*Atan(3)));

int main()
{
  picture(P(0, 0), P(3, 1), "3.75 x 1.25in");

  begin();

  triangle(ptA, ptB, ptC);

  line_style("- - - ");
  line(ptA, ptD);

  label(ptA,  LdY, sfmt("A"), t);
  label(ptB, -LdY, sfmt("B"), b);
  label(ptC, -LdY, sfmt("C"), b);
  label(ptD, -LdY, sfmt("D"), b);

  tikz_format();
  end();
}