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

const double rad(0.8);

const double lett(16.5); // inter-letter spacing
const double skip(0.25); // extra apostrophe space
const double word(1.5*lett); // inter-word spacing
const double start(90 + 0.5*(360 - (13+skip)*lett - 3*word));

void label(double th, const std::string& C)
{
  label_angle(90+th);
  label(polar(rad, th), C);
}

void runtext()
{
  double th(start);
  label(th, "L'");
  th += (1+skip)*lett;

  label(th, "U");
  th += lett;

  label(th, "N");
  th += lett;

  label(th, "I");
  th += lett;

  label(th, "O");
  th += lett;

  label(th, "N");
  th += word;


  label(th, "F");
  th += lett;

  label(th, "A");
  th += lett;

  label(th, "I");
  th += lett;

  label(th, "T");
  th += word;


  label(th, "L");
  th += lett;

  label(th, "A");
  th += word;


  label(th, "F");
  th += lett;

  label(th, "O");
  th += lett;

  label(th, "R");
  th += lett;

  label(th, "C");
  th += lett;

  label(th, "E");
}

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

  begin();

  bold();
  degrees();
  circle();

  font_size("footnotesize");
  font_face("bf");
  label(P(0,0), "$\\sqrt{-1}$");

  runtext();
  tikz_format();
  end();
}