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/*
 * $Id: epson.trm,v 3.26 92/03/24 22:34:52 woo Exp Locker: woo $
 */

/* GNUPLOT - epson.trm */
/*
 * Copyright (C) 1990, 1991, 1992   
 *
 * Permission to use, copy, and distribute this software and its
 * documentation for any purpose with or without fee is hereby granted, 
 * provided that the above copyright notice appear in all copies and 
 * that both that copyright notice and this permission notice appear 
 * in supporting documentation.
 *
 * Permission to modify the software is granted, but not the right to
 * distribute the modified code.  Modifications are to be distributed 
 * as patches to released version.
 *  
 * This software  is provided "as is" without express or implied warranty.
 * 
 * This file is included by ../term.c.
 *
 * This terminal driver supports:
 *  epson_lx800, nec_cp6c, nec_cp6d, nec_cp6b, starc,
 *  epson_60dpi, tandy_60dpi
 *
 * AUTHORS
 *  Russell Lang
 *  William Wilson
 *
 * send your comments or suggestions to (info-gnuplot@ames.arc.nasa.gov).
 * 
 */

/* The following epson lx800 driver uses generic bit mapped graphics
   routines to build up a bit map in memory. */
/* by Russell Lang, rjl@monu1.cc.monash.edu.au */
/* On PC, print using 'copy file /b lpt1:', do NOT use 'print' */
/* EPSON_init changes outfile to binary mode on PC's */

#ifdef EPSONP

#define EPSONXMAX	512 
#define EPSONYMAX	384

#define EPSONXLAST (EPSONXMAX - 1)
#define EPSONYLAST (EPSONYMAX - 1)

#define EPSONVCHAR		FNT5X9_VCHAR  	
#define EPSONHCHAR		FNT5X9_HCHAR		
#define EPSONVTIC		6
#define EPSONHTIC		6

EPSONinit()
{
#ifdef PC
	reopen_binary();
#endif
#ifdef vms
	reopen_binary();
#endif
}


EPSONgraphics()
{
	b_charsize(FNT5X9);
	b_makebitmap((unsigned int)(EPSONXMAX*xsize),
	             (unsigned int)(EPSONYMAX*ysize),1);
}


EPSONtext()
{
	epson_dump();
	b_freebitmap();
}


#define EPSONlinetype b_setlinetype
#define EPSONmove b_move
#define EPSONvector b_vector
#define EPSONput_text b_put_text
#define EPSON_text_angle b_text_angle

EPSONreset()
{
#ifdef vms
	fflush_binary();
#endif
}


/* output file must be binary mode for epson_dump */
epson_dump()
{
  register unsigned int x;
  int j;
	for (j=(b_ysize/8)-1; j>=0; j--) {
		/* select plotter graphics mode (square pixels) */
		fprintf(outfile,"\033J\030");	/* line feed 8/72" = 8 dots */
		fprintf(outfile,"\r\033*\005");
		(void) fputc((char)(b_xsize%256),outfile);
		(void) fputc((char)(b_xsize/256),outfile);
		for (x=0; x<b_xsize; x++) {
			(void) fputc( (char)(*((*b_p)[j]+x)), outfile );
		}
	}
#ifdef PC
	fprintf(stderr,"Print using: COPY /B\n");
#endif
}

#endif /* EPSONP */


/* The following NEC CP6 Pinwriter driver uses generic bit mapped graphics
   routines to build up a bit map in memory. */
/* by Russell Lang, rjl@monu1.cc.monash.edu.au */
/* On PC, print using 'copy file /b lpt1:', do NOT use 'print' */
/* NECinit changes outfile to binary mode for PC's */

/* Add a Monochrome NEC printer (for faster speed and line types) jdc */

#ifdef NEC

#define NECXMAX	400 
#define NECYMAX	320

#define NECXLAST (NECXMAX - 1)
#define NECYLAST (NECYMAX - 1)

#define NECVCHAR		FNT5X9_VCHAR  	
#define NECHCHAR		FNT5X9_HCHAR		
#define NECVTIC		6
#define NECHTIC		6

/* plane 0=black, 1=cyan(blue), 2=magenta(red), 3=yellow */
static unsigned int neccolor[] = {1,8,4,2,10,12,6,14};
static unsigned int necpcolor[]= {0,2,1,4};

NECinit()
{
#ifdef PC
	reopen_binary();
#endif
#ifdef vms
	reopen_binary();
#endif
}


/* Monochrome only NEC CP6 printer (set term nec_cp6m or nec_cp6d). */
/* will probably work with NEC P6 printer */
NECMgraphics()
{
	b_charsize(FNT5X9);
	b_makebitmap((unsigned int)(NECXMAX*xsize),
	             (unsigned int)(NECYMAX*ysize),1);
}

/* Color ribbon in NEC CP6 printer (set term nec_cp6c) */
NECCgraphics()
{
	b_charsize(FNT5X9);
	b_makebitmap((unsigned int)(NECXMAX*xsize),
	             (unsigned int)(NECYMAX*ysize),4);
}


NECdraft_text()
{
	nec_draft_dump();
	b_freebitmap();
}

NECtext()
{
	nec_dump();
	b_freebitmap();
}

NECClinetype(linetype)
int linetype;
{
	if (linetype>=6)
		linetype %= 6;
	b_setvalue(neccolor[linetype+2]);
}

#define NECMlinetype b_setlinetype
#define NECmove b_move
#define NECvector b_vector
#define NECput_text b_put_text
#define NEC_text_angle b_text_angle

	
NECreset()
{
#ifdef vms
	fflush_binary();
#endif
}


/* output file must be binary mode for nec_dump */
nec_dump()
{
unsigned int x;
unsigned int plane,offset;
int j;
unsigned int column8;
unsigned long column24;
char column3, column2, column1;
	fprintf(outfile,"\033P\033l\005");  /* 10cpi, left margin 5 char */
	for (j=(b_ysize/8)-1;j>=0;j--) {
			fprintf(outfile,"\033J\030");  /* 24/180" line feed */
			for (plane=0; plane<b_planes; plane++) {
				offset=plane*b_psize;
				if (b_planes>1) {
				    /* select colour for plane */
				    fprintf(outfile,"\033r");
				    (void) fputc((char)necpcolor[plane],outfile);
				}
				/* select plotter graphics mode (square pixels) */
				fprintf(outfile,"\r\033*\047");
				(void) fputc((char)((b_xsize*3)%256),outfile);
				(void) fputc((char)((b_xsize*3)/256),outfile);
				for (x=0; x<b_xsize; x++) {
					column8= (unsigned int)(*((*b_p)[j+offset]+x));
					column24=0;
					if (column8&0x01) column24|=(long)0x000007;
					if (column8&0x02) column24|=(long)0x000038;
					if (column8&0x04) column24|=(long)0x0001c0;
					if (column8&0x08) column24|=(long)0x000e00;
					if (column8&0x10) column24|=(long)0x007000;
					if (column8&0x20) column24|=(long)0x038000;
					if (column8&0x40) column24|=(long)0x1c0000;
					if (column8&0x80) column24|=(long)0xe00000;
					column1 = (char) ( column24      & (long)0xff);
					column2 = (char) ((column24>>8)  & (long)0xff);
					column3 = (char) ((column24>>16) & (long)0xff);
					(void) fputc(column3,outfile);
					(void) fputc(column2,outfile);
					(void) fputc(column1,outfile);
					(void) fputc(column3,outfile);
					(void) fputc(column2,outfile);
					(void) fputc(column1,outfile);
					(void) fputc(column3,outfile);
					(void) fputc(column2,outfile);
					(void) fputc(column1,outfile);
				}
			}
	}
	fprintf(outfile,"\r\033l");
	(void) fputc('\0',outfile);				/* set left margin to 0 */
	if (b_planes > 1) {
		fprintf(outfile,"\033r");
		(void) fputc('\0',outfile);				/* set color to black */
	}
#ifdef PC
	fprintf(stderr,"Print using: COPY /B\n");
#endif
#ifdef vms
	fflush_binary();
#endif
}

/* output file must be binary mode for nec_dump */
nec_draft_dump()
{
unsigned int x;
unsigned int plane,offset;
int j;
	fprintf(outfile,"\033P\033l\005\r");  /* 10cpi, left margin 5 char */
	for (j=(b_ysize/8)-1;j>=0;j--) {
			fprintf(outfile,"\033J\030");  /* 24/180" line feed */
			for (plane=0; plane<b_planes; plane++) {
				offset=plane*b_psize;
				if (b_planes>1) {
				    /* select colour for plane */
				    fprintf(outfile,"\033r");
				    (void) fputc((char)necpcolor[plane],outfile);
				}
				/* select plotter graphics mode (square pixels) */
				fprintf(outfile,"\r\033*");
				(void) fputc('\0',outfile);
				(void) fputc((char)(b_xsize%256),outfile);
				(void) fputc((char)(b_xsize/256),outfile);
				for (x=0; x<b_xsize; x++) {
					(void) fputc( (char)(*((*b_p)[j+offset]+x)), outfile );
				}
			}
	}
	fprintf(outfile,"\r\033l");
	(void) fputc('\0',outfile);				/* set left margin to 0 */
	if (b_planes > 1) {
		fprintf(outfile,"\033r");
		(void) fputc('\0',outfile);				/* set color to black */
	}
#ifdef PC
	fprintf(stderr,"Print using: COPY /B\n");
#endif
}

#endif /* NEC */

#ifdef STARC
/* The following Star color driver uses generic bit mapped graphics
   routines to build up a bit map in memory. */
/* Star Color changes made by William Wilson, wew@naucse.cse.nau.edu */
/* On PC, print using 'copy file /b lpt1:', do NOT use 'print' */
/* STARC_init changes outfile to binary mode on PC's */

#define STARCXMAX	512 
#define STARCYMAX	384

#define STARCXLAST (STARCXMAX - 1)
#define STARCYLAST (STARCYMAX - 1)

#define STARCVCHAR		FNT5X9_VCHAR  	
#define STARCHCHAR		FNT5X9_HCHAR		
#define STARCVTIC		6
#define STARCHTIC		6

/* plane 0=black, 1=cyan(blue), 2=magenta(red), 3=yellow */
static unsigned int STARCcolor[] = {1,8,4,2,10,12,6,14};
static unsigned int STARCpcolor[]= {0,2,1,4};

STARCinit()
{
#ifdef PC
	reopen_binary();
#endif
#ifdef vms
	reopen_binary();
#endif
}


STARCgraphics()
{
	b_charsize(FNT5X9);
	b_makebitmap((unsigned int)(STARCXMAX*xsize),
	             (unsigned int)(STARCYMAX*ysize),4);
}


STARCtext()
{
	STARC_dump();
	b_freebitmap();
}

STARClinetype(linetype)
int linetype;
{
	if (linetype>=6)
		linetype %= 6;
	b_setvalue(STARCcolor[linetype+2]);
}


#define STARCmove b_move
#define STARCvector b_vector
#define STARCput_text b_put_text
#define STARC_text_angle b_text_angle

STARCreset()
{
#ifdef vms
	fflush_binary();
#endif
}


/* output file must be binary mode for STARC_dump */
STARC_dump()
{
unsigned int x;
unsigned int plane,offset;
int j;
	for (j=(b_ysize/8)-1;j>=0;j--) {
		fprintf(outfile,"\033J\030");	/* line feed 8/72" = 8 dots */
		for (plane=0; plane<b_planes; plane++) {
			offset=plane*b_psize;
			if (b_planes>1) {
				/* select colour for plane */
				fprintf(outfile,"\033r");
				(void) fputc((char)STARCpcolor[plane],outfile);
			}
			/* select plotter graphics mode (square pixels) */
			fprintf(outfile,"\r\033*\005");
			(void) fputc((char)(b_xsize%256),outfile);
			(void) fputc((char)(b_xsize/256),outfile);
			for (x=0; x<b_xsize; x++) {
				(void) fputc( (char)(*((*b_p)[j+offset]+x)), outfile );
			}
		}
	}
	if (b_planes > 1) {
		fprintf(outfile,"\033r");
		(void) fputc('\0',outfile);				/* set color to black */
	}
#ifdef PC
	fprintf(stderr,"Print using: COPY /B\n");
#endif
}

#endif /* STARC */


#ifdef EPS60

/* make the total dimensions 8 inches by 5 inches */
#define EPS60XMAX	480
#define EPS60YMAX	360

#define EPS60XLAST (EPS60XMAX - 1)
#define EPS60YLAST (EPS60YMAX - 1)

EPS60graphics()
{
	b_charsize(FNT5X9);
	b_makebitmap((unsigned int)(EPS60XMAX*xsize),
	             (unsigned int)(EPS60YMAX*ysize),1);
}


EPS60text()
{
	eps60_dump();
	b_freebitmap();
}



/* output file must be binary mode for eps60_dump */
eps60_dump()
{
  register unsigned int x;
  int j;
	fprintf(outfile,"\033%c\030",'3'); /* set line spacing 24/216" = 8 dots */
	for (j=(b_ysize/8)-1; j>=0; j--) {
		/* select printer graphics mode 'K' */
		fprintf(outfile,"\r\n\033K");
		(void) fputc((char)(b_xsize%256),outfile);
		(void) fputc((char)(b_xsize/256),outfile);
		for (x=0; x<b_xsize; x++) {
			(void) fputc( (char)(*((*b_p)[j]+x)), outfile );
		}
	}
	fprintf(outfile,"\033%c\044\r\n",'3'); /* set line spacing 36/216" = 1/6" */
#ifdef PC
	fprintf(stderr,"Print using: COPY /B\n");
#endif
}

#endif /* EPS60 */

#ifdef TANDY60

/* The only difference between TANDY60 and EPS60 is the inclusion
   of codes to swap the Tandy printer into IBM mode and back
   into Tandy mode.  For a Tandy already in IBM mode, use EPS60. */


TANDY60text()
{
#ifdef PC
	fprintf(stderr, "Inserting Tandy/IBM mode conversion codes\n");
#endif
	/* Switch to IBM mode, and leave 3 inches above the plot so as
	   to get rough vertical centring on the page.  Perform the
	   centring by setting 1" line feeds and issuing 3 of them. */
	fprintf(outfile, "\033!\033%c%c\n\n\n", '3',216);
	eps60_dump();
	b_freebitmap();
	/* A form feed must be sent before switching back to Tandy mode,
	   or else the form setting will be messed up. */
	fprintf(outfile, "\f\033!");
}


#endif  /* TANDY60 */