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1.1 root 1:
2: /*
3: *
4: * Some definitions used by the troff post-processor dimpress. The stuff at
5: * the beginning of the file is rather general and you probably won't have
6: * to change any of it. The printer dependent stuff can all be found at the
7: * end of the file.
8: *
9: */
10:
11:
12: #define NFONT 60 /* max number of font positions */
13:
14:
15: /*
16: *
17: * These guys are used set the program exit status. If everything we're
18: * supposed to do gets finished the exit status will eventually be set to
19: * zero.
20: *
21: */
22:
23:
24: #define DO_ACCT 1 /* still want to do job accounting */
25: #define FILE_STARTED 2 /* started file but didn't finish yet */
26: #define NO_ACCTFILE 8 /* couldn't open the accounting file */
27:
28:
29: /*
30: *
31: * Landscape mode has been added to the post-processor. It's set using the
32: * -l option.
33: *
34: */
35:
36:
37: #define PORTRAIT 0
38: #define LANDSCAPE 1
39:
40:
41: /*
42: *
43: * SLOP controls how much horizontal positioning error we'll accept. It's
44: * used when we're printing glyphs to check if the troff and the printer
45: * have gotten too far out of sync.
46: *
47: */
48:
49:
50: #define SLOP 1 /* not acccepting much error */
51:
52:
53: /*
54: *
55: * I've written the post-processor so it can handle raster files in both
56: * the old format and in Imagen's Rst format. Obviously different routines
57: * need to be called depending which style we're using. These definitions
58: * are used in dimpress.c to figure out which routines to call.
59: *
60: */
61:
62:
63: #define OLD_FORMAT 0
64: #define RST_FORMAT 1
65:
66:
67: /*
68: *
69: * The raster files in the old format (not Imagen's) weren't portable and
70: * neither was much of the code used to read them. CONVINT() is a macro
71: * that we found was needed on 3b's, but only when we were using the old
72: * files.
73: *
74: */
75:
76:
77: #ifdef u3b
78: #define CONVINT(C) convint(C)
79: #else
80: #define CONVINT(C) C
81: #endif
82:
83:
84: /*
85: *
86: * The rest of the stuff in this file deals with the different printers
87: * directly supported by the post-processor.
88: *
89: * There really are only five or six variables in the post-processor that
90: * are printer dependent. They include prname, pres, xoff, yoff, penwidth,
91: * and possibly bitdir.
92: *
93: * This structure keeps track of the printer dependent values. An array
94: * of Prdata is defined in dimpress.c and initialized using PR_INIT below.
95: * The values of the corresponding program variables are set in initialize()
96: * after the options are read.
97: *
98: */
99:
100:
101: typedef struct {
102:
103: char *prname; /* name of the printer - *realdev */
104: int pres; /* resolution of the printer */
105: float xoff; /* reasonable values for the offsets */
106: float yoff; /* in inches */
107: int penwidth; /* decent looking pen diameter */
108: char *bitdir; /* raster table directory */
109:
110: } Prdata;
111:
112:
113: /*
114: *
115: * PR_INIT is used in dimpress.c to initialize the Prdata array. Its data
116: * is given next. The list of printers must be terminated by an entry with
117: * the prname field set to NULL.
118: *
119: */
120:
121:
122: #define PR_INIT \
123: \
124: { \
125: { "im300", 300, .20, 0.0, 3, BITDIR }, \
126: { "i300", 300, .20, 0.0, 3, BITDIR }, \
127: { "i240", 240, .41, 0.0, 2, BITDIR }, \
128: { "i480", 480, .41, 0.0, 4, BITDIR }, \
129: { "i10", 240, .41, 0.0, 2, OLDBITDIR }, \
130: { "a490", 300, .10, 0.0, 3, BITDIR }, \
131: { NULL, 0, 0, 0, 0, NULL } \
132: }
133:
134:
135: /*
136: *
137: * This guy is used to initialize pr_num in dimpress.c. It will be the 'line'
138: * PR_INIT (actually the index in prdata[]) that will be used as the default
139: * printer.
140: *
141: */
142:
143:
144: #define PR_NUM 0
145:
146:
147: /*
148: *
149: * Printer emulation, especially for the APS-5, is important at Murray Hill
150: * and our users expect we'll do the best we can in showing font and size
151: * changes. The next typedef is used to help us map troff fonts for other
152: * devices into what's available on Postscript printers.
153: *
154: */
155:
156:
157: typedef struct {
158:
159: char *name; /* font name we're looking for */
160: char *use; /* and this is what we should use */
161:
162: } Fontmap;
163:
164:
165: /*
166: *
167: * The next definition is used to initialize the default Fontmap array in dpost.
168: * It's not meant to include all the fonts available on every printer. It's
169: * just a reasonable default that you can override with special fontmap files
170: * for any device. In particular if file *fontdir/devpost/fontmaps/*devname
171: * exists, it's used instead of the deafult map defined here. The list must end
172: * with an entry that has NULL defined for the name field.
173: *
174: */
175:
176:
177: #define FONTMAP \
178: \
179: { \
180: "G", "H", \
181: "LO", "S", \
182: "S2", "S", \
183: "GI", "HI", \
184: "HM", "H", \
185: "HK", "H", \
186: "HL", "H", \
187: "PA", "R", \
188: "PI", "I", \
189: "PB", "B", \
190: "PX", "BI", \
191: NULL, NULL, \
192: }
193:
194:
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