/*
			  Printer Wrapper
 */

#ifndef PRINTERW_H
#define PRINTERW_H

#include <stdio.h>
#include "../include/osw-x.h"   /* Need to know about image_t */


/*
 *	Flag type:
 */
#ifndef printer_flag_t
# define printer_flag_t		unsigned long
#endif

/*
 *	Error codes:
 */
#define PrinterSuccess			0
#define PrinterError			1	/* General error */
#define PrinterNoBuffers		2
#define PrinterBadValue			3
#define PrinterUserAborted		4

/*
 *	Color modes:
 */
#define PrinterColorModeBlackAndWhite	0
#define PrinterColorModeGreyScale	1
#define PrinterColorModeColor		2


/*
 *	Units:
 */
#define PrinterUnitPixels		0
#define PrinterUnitInches		1
#define PrinterUnitCentimeters		2


/*
 *	Print destination.
 */
#define PrinterDestinationPrinter	0
#define PrinterDestinationFile		1


/*
 *	Default initializer command.
 *
 *	Multiple commands can be specified by delimiting the
 *	string with ';' characters.
 *
 *	ie: "modprobe -r ppa;modprobe -r sd_mod;modprobe lp"
 */
#define PrinterDefInitCmd	""

/*
 *	Default print command.
 *
 *	%file is replaced with the name of the tempory file to print.
 *	%printer is replaced with a printer ID name (not needed).
 *	%options is replaced by various other options as needed.
 */
#define PrinterDefPrintCmd	"lpr %file"


/*
 *	Printer title max:
 *
 *	For use with headers and footers too! Units are in bytes.
 */
#define PrinterTitleMax		256


/*
 *    Printer parameter structure:
 */
typedef struct {

	printer_flag_t options;

	char title[PrinterTitleMax];
	char header[PrinterTitleMax];
	char footer[PrinterTitleMax];

	int pages;		/* Total number of pages (rounded up) */
	int color_mode;		/* One of PrinterColorMode* */

	int units;		/* One of PrinterUnit* */

	double x, y;		/* Offset from upper left corner */
	double width, height;	/* Size of paper */

	int dest;		/* One of PrintDestination* */

} printer_parm_struct;



extern int PrinterWritePSImage(
	FILE *fp, image_t *img,
	const int page,		/* Page number (starts from 0) */
	printer_parm_struct *parm,
	int (*progress_cb)(void *, const unsigned long, const unsigned long),
	void *progress_data
);
extern int PrinterRunPrint(
	const char *cmd,		/* Print command */
	const char *path,		/* Output postscript file */
	int (*progress_cb)(void *, const unsigned long, const unsigned long),
	void *progress_data
);
extern int PrinterPrintImage(
	image_t *img,
	const char *path,		/* Output postscript file */
	const char *cmd,		/* Print command */
	printer_parm_struct *parm,
	int (*progress_cb)(void *, const unsigned long, const unsigned long),
	void *progress_data
);


#endif	/* PRINTERW_H */