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/* $Log: firstpar.c,v $
* Revision 0.8 92/11/23 19:46:45 19:46:45 bt (Bo Thide')
* Fixed resolution bug. Portable downloading. Added/changed options. PJXL color support
*
* Revision 0.7 92/11/13 02:41:29 02:41:29 bt (Bo Thide')
* More bug fixes and improvements. Support for PaintJet XL
*
* Revision 0.6 92/11/10 21:47:45 21:47:45 bt (Bo Thide')
* Bug fixes. Added -R option. Better font handling.
*
* Revision 0.5 92/11/09 16:25:32 16:25:32 bt (Bo Thide')
* Rewrite of dospecial.c. Extended \special support
*
* Revision 0.4 92/11/08 02:45:48 02:45:48 bt (Bo Thide')
* Changed to portable bit manipulations. Replaced strrstr for non-POSIX compliant C. Fixed numerous bugs. Added support for more \special's.
*
* Revision 0.3 92/08/24 12:45:40 12:45:40 bt (Bo Thide')
* Fixed 8 bit (dc font) support.
*
* Revision 0.2 92/08/23 17:28:57 17:28:57 bt (Bo Thide')
* Source cleaned up. Changed certain function calls. Removed globals.
*
* Revision 0.1 92/08/22 23:58:47 23:58:47 bt (Bo Thide')
* First Release.
* */
#include <stdio.h>
#include "dvi.h"
#include "globals.h"
#include "macros.h"
static char rcsid[] = "$Header: firstpar.c,v 0.8 92/11/23 19:46:45 bt Exp $";
/*
* This routine computes the first parameter of each dvi opcode.
*/
long firstpar(dvifile, k)
FILE *dvifile;
int k;
{
switch (k)
{
case DVI_SET1:
case DVI_PUT1:
case DVI_FNT1:
case DVI_XXX1:
case DVI_FNT_DEF1:
return((long)getubyte(dvifile));
break;
case DVI_SET2:
case DVI_PUT2:
case DVI_FNT2:
case DVI_XXX2:
case DVI_FNT_DEF2:
return((long)getupair(dvifile));
break;
case DVI_SET3:
case DVI_PUT3:
case DVI_FNT3:
case DVI_XXX3:
case DVI_FNT_DEF3:
return((long)getutrio(dvifile));
break;
case DVI_RIGHT1:
case DVI_W1:
case DVI_X1:
case DVI_DOWN1:
case DVI_Y1:
case DVI_Z1:
return((long)getsbyte(dvifile));
break;
case DVI_RIGHT2:
case DVI_W2:
case DVI_X2:
case DVI_DOWN2:
case DVI_Y2:
case DVI_Z2:
return((long)getspair(dvifile));
break;
case DVI_RIGHT3:
case DVI_W3:
case DVI_X3:
case DVI_DOWN3:
case DVI_Y3:
case DVI_Z3:
return((long)getstrio(dvifile));
break;
case DVI_SET4:
case DVI_SET_RULE:
case DVI_PUT4:
case DVI_PUT_RULE:
case DVI_RIGHT4:
case DVI_W4:
case DVI_X4:
case DVI_DOWN4:
case DVI_Y4:
case DVI_Z4:
case DVI_FNT4:
case DVI_XXX4:
case DVI_FNT_DEF4:
return((long)getsquad(dvifile));
break;
case DVI_NOP:
case DVI_BOP:
case DVI_EOP:
case DVI_PUSH:
case DVI_POP:
case DVI_PRE:
case DVI_POST:
case DVI_POSTPOST:
case DVI_UNDEF0:
case DVI_UNDEF1:
case DVI_UNDEF2:
case DVI_UNDEF3:
case DVI_UNDEF4:
case DVI_UNDEF5:
return(0);
break;
case DVI_W0:
return(w);
break;
case DVI_X0:
return(x);
break;
case DVI_Y0:
return(y);
break;
case DVI_Z0:
return(z);
break;
default:
if((k >= DVI_FNT_NUM_0) && (k <= DVI_FNT_NUM_63))
return((long)(k - DVI_FNT_NUM_0));
break;
}
}
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