/*
 * Copyright (c) 1992-1999 Amiga, Inc.
 * 
 * This example is provided in electronic form by Amiga, Inc. for 
 * use with the "Amiga ROM Kernel Reference Manual: Devices", 3rd Edition, 
 * published by Addison-Wesley (ISBN 0-201-56775-X).
 * 
 * The "Amiga ROM Kernel Reference Manual: Devices" contains additional 
 * information on the correct usage of the techniques and operating system 
 * functions presented in these examples.  The source and executable code 
 * of these examples may only be distributed in free electronic form, via 
 * bulletin board or as part of a fully non-commercial and freely 
 * redistributable diskette.  Both the source and executable code (including 
 * comments) must be included, without modification, in any copy.  This 
 * example may not be published in printed form or distributed with any
 * commercial product.  However, the programming techniques and support
 * routines set forth in these examples may be used in the development
 * of original executable software products for Amiga computers.
 * 
 * All other rights reserved.
 * 
 * This example is provided "as-is" and is subject to change; no
 * warranties are made.  All use is at your own risk. No liability or
 * responsibility is assumed.
 *
 ***************************************************************************
 *
 *       Density module for HP_LaserJet
 */

#include <exec/types.h>
#include <devices/printer.h>
#include <devices/prtbase.h>

void
SetDensity(density_code)
ULONG density_code;
{
        extern struct PrinterData *PD;
        extern struct PrinterExtendedData *PED;
        extern char StartCmd[];

        /* SPECIAL_DENSITY     0   1   2    3    4    5    6    7 */
        static int XDPI[8] = {75, 75, 100, 150, 300, 300, 300, 300};
        static char codes[8][3] = {
        {'0','7','5'},{'0','7','5'},{'1','0','0'},{'1','5','0'},
        {'3','0','0'},{'3','0','0'},{'3','0','0'},{'3','0','0'},
        };

        density_code /= SPECIAL_DENSITY1;
        PED->ped_MaxXDots = XDPI[density_code] * 8; /* 8 inches */

        /* David Berezowski - April 22/90 */
        /* default is 10.0, US_LEGAL is 14.0 */
        PED->ped_MaxYDots =
                PD->pd_Preferences.PaperSize == US_LEGAL ? 14 : 10;
        PED->ped_MaxYDots *= XDPI[density_code];

        PED->ped_XDotsInch = PED->ped_YDotsInch = XDPI[density_code];
        StartCmd[8] = codes[density_code][0];
        StartCmd[9] = codes[density_code][1];
        StartCmd[10] = codes[density_code][2];
}