# include <stdio.h>
# include <math.h>

# include "dislin.h"

int main ( int argc, char *argv[] );

/******************************************************************************/

int main ( int argc, char *argv[] )

/******************************************************************************/
/*
  Purpose:

    MAIN demonstrates the use of the SYMBOL routine.

  Modified:
 
    02 September 2005
*/
{
  static char cstr[3];
  static char ctit[] = "Symbols";
  int i;
  int nl;
  int nxp;
  int ny;

  printf ( "\n" );
  printf ( "DISLIN_EX03:\n" );
  printf ( "  Demonstrate the use of the SYMBOL routine, for\n" );
  printf ( "  the generation of special symbols and fonts.\n" );

/*
  Specify the format of the output file.
*/
  metafl ( "PNG" );
/*
  Specify the name of the output graphics file.
*/
  setfil ( "dislin_ex03.png" );

  setpag ( "da4p" );
  disini ( );
  pagera ( );
  complx ( );

  height ( 60 );
  nl = nlmess ( ctit );
  messag ( ctit, ( 2100 - nl ) / 2, 200 );

  height ( 50 );
  hsymbl ( 120 );

  ny = 150;

  for ( i = 0; i < 24; i++ )
  {
    if ( ( i % 4 ) == 0 ) 
    {
      ny  = ny + 400;
      nxp = 550;
    }
    else
    {
      nxp = nxp + 350;
    }

    sprintf ( cstr, "%d", i ); 
    nl = nlmess ( cstr ) / 2;
    messag ( cstr, nxp-nl ,ny+150 );
    symbol ( i, nxp, ny );
  }

  disfin ( );

  printf ( "\n" );
  printf ( "DISLIN_EX03:\n" );
  printf ( "  Normal end of execution.\n" );

  return 0;
}