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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- * example may not be published in printed form or distributed with any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 EpsonX driver.
- */
-
- #include <exec/types.h>
- #include "devices/printer.h"
- #include "devices/prtbase.h"
-
- SetDensity(density_code)
- ULONG density_code;
- {
- extern struct PrinterData *PD;
- extern struct PrinterExtendedData *PED;
-
- /* SPECIAL_DENSITY 0 1 2 3 4 5 6 7 */
- static int XDPI[8] = {120, 120, 120, 240, 120, 240, 240, 240};
- static int YDPI[8] = {72, 72, 144, 72, 216, 144, 216, 216};
- static char codes[8] = {'L', 'L', 'L', 'Z', 'L', 'Z', 'Z', 'Z'};
-
- PED->ped_MaxColumns =
- PD->pd_Preferences.PaperSize == W_TRACTOR ? 136 : 80;
- density_code /= SPECIAL_DENSITY1;
- /* default is 80 chars (8.0 in.), W_TRACTOR is 136 chars (13.6 in.) */
- PED->ped_MaxXDots =
- (XDPI[density_code] * PED->ped_MaxColumns) / 10;
- PED->ped_XDotsInch = XDPI[density_code];
- PED->ped_YDotsInch = YDPI[density_code];
- if ((PED->ped_YDotsInch = YDPI[density_code]) == 216) {
- PED->ped_NumRows = 24;
- }
- else if (PED->ped_YDotsInch == 144) {
- PED->ped_NumRows = 16;
- }
- else {
- PED->ped_NumRows = 8;
- }
- return((int)codes[density_code]);
- }
-