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- /*
- * Copyright (c) 1992 Commodore-Amiga, Inc.
- *
- * This example is provided in electronic form by Commodore-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- * example may not be published in printed form or distributed with any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 Commodore 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];
- }
-