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ef416fc2 | 1 | /* |
2 | * "$Id: common.c 4494 2005-02-18 02:18:11Z mike $" | |
3 | * | |
4 | * Common filter routines for the Common UNIX Printing System (CUPS). | |
5 | * | |
6 | * Copyright 1997-2005 by Easy Software Products. | |
7 | * | |
8 | * These coded instructions, statements, and computer programs are the | |
9 | * property of Easy Software Products and are protected by Federal | |
10 | * copyright law. Distribution and use rights are outlined in the file | |
11 | * "LICENSE.txt" which should have been included with this file. If this | |
12 | * file is missing or damaged please contact Easy Software Products | |
13 | * at: | |
14 | * | |
15 | * Attn: CUPS Licensing Information | |
16 | * Easy Software Products | |
17 | * 44141 Airport View Drive, Suite 204 | |
18 | * Hollywood, Maryland 20636 USA | |
19 | * | |
20 | * Voice: (301) 373-9600 | |
21 | * EMail: cups-info@cups.org | |
22 | * WWW: http://www.cups.org | |
23 | * | |
24 | * This file is subject to the Apple OS-Developed Software exception. | |
25 | * | |
26 | * Contents: | |
27 | * | |
28 | * SetCommonOptions() - Set common filter options for media size, | |
29 | * etc. | |
30 | * UpdatePageVars() - Update the page variables for the orientation. | |
31 | * WriteCommon() - Write common procedures... | |
32 | * WriteLabelProlog() - Write the prolog with the classification | |
33 | * and page label. | |
34 | * WriteLabels() - Write the actual page labels. | |
35 | */ | |
36 | ||
37 | /* | |
38 | * Include necessary headers... | |
39 | */ | |
40 | ||
41 | #include "common.h" | |
42 | #include <locale.h> | |
43 | ||
44 | ||
45 | /* | |
46 | * Globals... | |
47 | */ | |
48 | ||
49 | int Orientation = 0, /* 0 = portrait, 1 = landscape, etc. */ | |
50 | Duplex = 0, /* Duplexed? */ | |
51 | LanguageLevel = 1, /* Language level of printer */ | |
52 | ColorDevice = 1; /* Do color text? */ | |
53 | float PageLeft = 18.0f, /* Left margin */ | |
54 | PageRight = 594.0f, /* Right margin */ | |
55 | PageBottom = 36.0f, /* Bottom margin */ | |
56 | PageTop = 756.0f, /* Top margin */ | |
57 | PageWidth = 612.0f, /* Total page width */ | |
58 | PageLength = 792.0f; /* Total page length */ | |
59 | ||
60 | ||
61 | /* | |
62 | * 'SetCommonOptions()' - Set common filter options for media size, etc. | |
63 | */ | |
64 | ||
65 | ppd_file_t * /* O - PPD file */ | |
66 | SetCommonOptions(int num_options, /* I - Number of options */ | |
67 | cups_option_t *options, /* I - Options */ | |
68 | int change_size) /* I - Change page size? */ | |
69 | { | |
70 | ppd_file_t *ppd; /* PPD file */ | |
71 | ppd_size_t *pagesize; /* Current page size */ | |
72 | const char *val; /* Option value */ | |
73 | ||
74 | ||
75 | #ifdef LC_TIME | |
76 | setlocale(LC_TIME, ""); | |
77 | #endif /* LC_TIME */ | |
78 | ||
79 | ppd = ppdOpenFile(getenv("PPD")); | |
80 | ||
81 | ppdMarkDefaults(ppd); | |
82 | cupsMarkOptions(ppd, num_options, options); | |
83 | ||
84 | if ((pagesize = ppdPageSize(ppd, NULL)) != NULL) | |
85 | { | |
86 | PageWidth = pagesize->width; | |
87 | PageLength = pagesize->length; | |
88 | PageTop = pagesize->top; | |
89 | PageBottom = pagesize->bottom; | |
90 | PageLeft = pagesize->left; | |
91 | PageRight = pagesize->right; | |
92 | ||
93 | fprintf(stderr, "DEBUG: Page = %.0fx%.0f; %.0f,%.0f to %.0f,%.0f\n", | |
94 | PageWidth, PageLength, PageLeft, PageBottom, PageRight, PageTop); | |
95 | } | |
96 | ||
97 | if (ppd != NULL) | |
98 | { | |
99 | ColorDevice = ppd->color_device; | |
100 | LanguageLevel = ppd->language_level; | |
101 | } | |
102 | ||
103 | if ((val = cupsGetOption("landscape", num_options, options)) != NULL) | |
104 | { | |
105 | if (strcasecmp(val, "no") != 0 && strcasecmp(val, "off") != 0 && | |
106 | strcasecmp(val, "false") != 0) | |
107 | { | |
108 | if (ppd && ppd->landscape > 0) | |
109 | Orientation = 1; | |
110 | else | |
111 | Orientation = 3; | |
112 | } | |
113 | } | |
114 | else if ((val = cupsGetOption("orientation-requested", num_options, options)) != NULL) | |
115 | { | |
116 | /* | |
117 | * Map IPP orientation values to 0 to 3: | |
118 | * | |
119 | * 3 = 0 degrees = 0 | |
120 | * 4 = 90 degrees = 1 | |
121 | * 5 = -90 degrees = 3 | |
122 | * 6 = 180 degrees = 2 | |
123 | */ | |
124 | ||
125 | Orientation = atoi(val) - 3; | |
126 | if (Orientation >= 2) | |
127 | Orientation ^= 1; | |
128 | } | |
129 | ||
130 | if ((val = cupsGetOption("page-left", num_options, options)) != NULL) | |
131 | { | |
132 | switch (Orientation & 3) | |
133 | { | |
134 | case 0 : | |
135 | PageLeft = (float)atof(val); | |
136 | break; | |
137 | case 1 : | |
138 | PageBottom = (float)atof(val); | |
139 | break; | |
140 | case 2 : | |
141 | PageRight = PageWidth - (float)atof(val); | |
142 | break; | |
143 | case 3 : | |
144 | PageTop = PageLength - (float)atof(val); | |
145 | break; | |
146 | } | |
147 | } | |
148 | ||
149 | if ((val = cupsGetOption("page-right", num_options, options)) != NULL) | |
150 | { | |
151 | switch (Orientation & 3) | |
152 | { | |
153 | case 0 : | |
154 | PageRight = PageWidth - (float)atof(val); | |
155 | break; | |
156 | case 1 : | |
157 | PageTop = PageLength - (float)atof(val); | |
158 | break; | |
159 | case 2 : | |
160 | PageLeft = (float)atof(val); | |
161 | break; | |
162 | case 3 : | |
163 | PageBottom = (float)atof(val); | |
164 | break; | |
165 | } | |
166 | } | |
167 | ||
168 | if ((val = cupsGetOption("page-bottom", num_options, options)) != NULL) | |
169 | { | |
170 | switch (Orientation & 3) | |
171 | { | |
172 | case 0 : | |
173 | PageBottom = (float)atof(val); | |
174 | break; | |
175 | case 1 : | |
176 | PageLeft = (float)atof(val); | |
177 | break; | |
178 | case 2 : | |
179 | PageTop = PageLength - (float)atof(val); | |
180 | break; | |
181 | case 3 : | |
182 | PageRight = PageWidth - (float)atof(val); | |
183 | break; | |
184 | } | |
185 | } | |
186 | ||
187 | if ((val = cupsGetOption("page-top", num_options, options)) != NULL) | |
188 | { | |
189 | switch (Orientation & 3) | |
190 | { | |
191 | case 0 : | |
192 | PageTop = PageLength - (float)atof(val); | |
193 | break; | |
194 | case 1 : | |
195 | PageRight = PageWidth - (float)atof(val); | |
196 | break; | |
197 | case 2 : | |
198 | PageBottom = (float)atof(val); | |
199 | break; | |
200 | case 3 : | |
201 | PageLeft = (float)atof(val); | |
202 | break; | |
203 | } | |
204 | } | |
205 | ||
206 | if (change_size) | |
207 | UpdatePageVars(); | |
208 | ||
209 | if (ppdIsMarked(ppd, "Duplex", "DuplexNoTumble") || | |
210 | ppdIsMarked(ppd, "Duplex", "DuplexTumble") || | |
211 | ppdIsMarked(ppd, "JCLDuplex", "DuplexNoTumble") || | |
212 | ppdIsMarked(ppd, "JCLDuplex", "DuplexTumble") || | |
213 | ppdIsMarked(ppd, "EFDuplex", "DuplexNoTumble") || | |
214 | ppdIsMarked(ppd, "EFDuplex", "DuplexTumble") || | |
215 | ppdIsMarked(ppd, "KD03Duplex", "DuplexNoTumble") || | |
216 | ppdIsMarked(ppd, "KD03Duplex", "DuplexTumble")) | |
217 | Duplex = 1; | |
218 | ||
219 | return (ppd); | |
220 | } | |
221 | ||
222 | ||
223 | /* | |
224 | * 'UpdatePageVars()' - Update the page variables for the orientation. | |
225 | */ | |
226 | ||
227 | void | |
228 | UpdatePageVars(void) | |
229 | { | |
230 | float temp; /* Swapping variable */ | |
231 | ||
232 | ||
233 | switch (Orientation & 3) | |
234 | { | |
235 | case 0 : /* Portait */ | |
236 | break; | |
237 | ||
238 | case 1 : /* Landscape */ | |
239 | temp = PageLeft; | |
240 | PageLeft = PageBottom; | |
241 | PageBottom = temp; | |
242 | ||
243 | temp = PageRight; | |
244 | PageRight = PageTop; | |
245 | PageTop = temp; | |
246 | ||
247 | temp = PageWidth; | |
248 | PageWidth = PageLength; | |
249 | PageLength = temp; | |
250 | break; | |
251 | ||
252 | case 2 : /* Reverse Portrait */ | |
253 | temp = PageWidth - PageLeft; | |
254 | PageLeft = PageWidth - PageRight; | |
255 | PageRight = temp; | |
256 | ||
257 | temp = PageLength - PageBottom; | |
258 | PageBottom = PageLength - PageTop; | |
259 | PageTop = temp; | |
260 | break; | |
261 | ||
262 | case 3 : /* Reverse Landscape */ | |
263 | temp = PageWidth - PageLeft; | |
264 | PageLeft = PageWidth - PageRight; | |
265 | PageRight = temp; | |
266 | ||
267 | temp = PageLength - PageBottom; | |
268 | PageBottom = PageLength - PageTop; | |
269 | PageTop = temp; | |
270 | ||
271 | temp = PageLeft; | |
272 | PageLeft = PageBottom; | |
273 | PageBottom = temp; | |
274 | ||
275 | temp = PageRight; | |
276 | PageRight = PageTop; | |
277 | PageTop = temp; | |
278 | ||
279 | temp = PageWidth; | |
280 | PageWidth = PageLength; | |
281 | PageLength = temp; | |
282 | break; | |
283 | } | |
284 | } | |
285 | ||
286 | ||
287 | /* | |
288 | * 'WriteCommon()' - Write common procedures... | |
289 | */ | |
290 | ||
291 | void | |
292 | WriteCommon(void) | |
293 | { | |
294 | puts("% x y w h ESPrc - Clip to a rectangle.\n" | |
295 | "userdict/ESPrc/rectclip where{pop/rectclip load}\n" | |
296 | "{{newpath 4 2 roll moveto 1 index 0 rlineto 0 exch rlineto\n" | |
297 | "neg 0 rlineto closepath clip newpath}bind}ifelse put"); | |
298 | puts("% x y w h ESPrf - Fill a rectangle.\n" | |
299 | "userdict/ESPrf/rectfill where{pop/rectfill load}\n" | |
300 | "{{gsave newpath 4 2 roll moveto 1 index 0 rlineto 0 exch rlineto\n" | |
301 | "neg 0 rlineto closepath fill grestore}bind}ifelse put"); | |
302 | puts("% x y w h ESPrs - Stroke a rectangle.\n" | |
303 | "userdict/ESPrs/rectstroke where{pop/rectstroke load}\n" | |
304 | "{{gsave newpath 4 2 roll moveto 1 index 0 rlineto 0 exch rlineto\n" | |
305 | "neg 0 rlineto closepath stroke grestore}bind}ifelse put"); | |
306 | } | |
307 | ||
308 | ||
309 | /* | |
310 | * 'WriteLabelProlog()' - Write the prolog with the classification | |
311 | * and page label. | |
312 | */ | |
313 | ||
314 | void | |
315 | WriteLabelProlog(const char *label, /* I - Page label */ | |
316 | float bottom, /* I - Bottom position in points */ | |
317 | float top, /* I - Top position in points */ | |
318 | float width) /* I - Width in points */ | |
319 | { | |
320 | const char *classification; /* CLASSIFICATION environment variable */ | |
321 | const char *ptr; /* Temporary string pointer */ | |
322 | ||
323 | ||
324 | /* | |
325 | * First get the current classification... | |
326 | */ | |
327 | ||
328 | if ((classification = getenv("CLASSIFICATION")) == NULL) | |
329 | classification = ""; | |
330 | if (strcmp(classification, "none") == 0) | |
331 | classification = ""; | |
332 | ||
333 | /* | |
334 | * If there is nothing to show, bind an empty 'write labels' procedure | |
335 | * and return... | |
336 | */ | |
337 | ||
338 | if (!classification[0] && (label == NULL || !label[0])) | |
339 | { | |
340 | puts("userdict/ESPwl{}bind put"); | |
341 | return; | |
342 | } | |
343 | ||
344 | /* | |
345 | * Set the classification + page label string... | |
346 | */ | |
347 | ||
348 | printf("userdict"); | |
349 | if (strcmp(classification, "confidential") == 0) | |
350 | printf("/ESPpl(CONFIDENTIAL"); | |
351 | else if (strcmp(classification, "classified") == 0) | |
352 | printf("/ESPpl(CLASSIFIED"); | |
353 | else if (strcmp(classification, "secret") == 0) | |
354 | printf("/ESPpl(SECRET"); | |
355 | else if (strcmp(classification, "topsecret") == 0) | |
356 | printf("/ESPpl(TOP SECRET"); | |
357 | else if (strcmp(classification, "unclassified") == 0) | |
358 | printf("/ESPpl(UNCLASSIFIED"); | |
359 | else | |
360 | { | |
361 | printf("/ESPpl("); | |
362 | ||
363 | for (ptr = classification; *ptr; ptr ++) | |
364 | if (*ptr < 32 || *ptr > 126) | |
365 | printf("\\%03o", *ptr); | |
366 | else if (*ptr == '_') | |
367 | putchar(' '); | |
368 | else | |
369 | { | |
370 | if (*ptr == '(' || *ptr == ')' || *ptr == '\\') | |
371 | putchar('\\'); | |
372 | ||
373 | putchar(*ptr); | |
374 | } | |
375 | } | |
376 | ||
377 | if (label) | |
378 | { | |
379 | if (classification[0]) | |
380 | printf(" - "); | |
381 | ||
382 | /* | |
383 | * Quote the label string as needed... | |
384 | */ | |
385 | ||
386 | for (ptr = label; *ptr; ptr ++) | |
387 | if (*ptr < 32 || *ptr > 126) | |
388 | printf("\\%03o", *ptr); | |
389 | else | |
390 | { | |
391 | if (*ptr == '(' || *ptr == ')' || *ptr == '\\') | |
392 | putchar('\\'); | |
393 | ||
394 | putchar(*ptr); | |
395 | } | |
396 | } | |
397 | ||
398 | puts(")put"); | |
399 | ||
400 | /* | |
401 | * Then get a 14 point Helvetica-Bold font... | |
402 | */ | |
403 | ||
404 | puts("userdict/ESPpf /Helvetica-Bold findfont 14 scalefont put"); | |
405 | ||
406 | /* | |
407 | * Finally, the procedure to write the labels on the page... | |
408 | */ | |
409 | ||
410 | puts("userdict/ESPwl{"); | |
411 | puts(" ESPpf setfont"); | |
412 | printf(" ESPpl stringwidth pop dup 12 add exch -0.5 mul %.0f add\n", | |
413 | width * 0.5f); | |
414 | puts(" 1 setgray"); | |
415 | printf(" dup 6 sub %.0f 3 index 20 ESPrf\n", bottom - 2.0); | |
416 | printf(" dup 6 sub %.0f 3 index 20 ESPrf\n", top - 18.0); | |
417 | puts(" 0 setgray"); | |
418 | printf(" dup 6 sub %.0f 3 index 20 ESPrs\n", bottom - 2.0); | |
419 | printf(" dup 6 sub %.0f 3 index 20 ESPrs\n", top - 18.0); | |
420 | printf(" dup %.0f moveto ESPpl show\n", bottom + 2.0); | |
421 | printf(" %.0f moveto ESPpl show\n", top - 14.0); | |
422 | puts("pop"); | |
423 | puts("}bind put"); | |
424 | } | |
425 | ||
426 | ||
427 | /* | |
428 | * 'WriteLabels()' - Write the actual page labels. | |
429 | */ | |
430 | ||
431 | void | |
432 | WriteLabels(int orient) /* I - Orientation of the page */ | |
433 | { | |
434 | float width, /* Width of page */ | |
435 | length; /* Length of page */ | |
436 | ||
437 | ||
438 | puts("gsave"); | |
439 | ||
440 | if ((orient ^ Orientation) & 1) | |
441 | { | |
442 | width = PageLength; | |
443 | length = PageWidth; | |
444 | } | |
445 | else | |
446 | { | |
447 | width = PageWidth; | |
448 | length = PageLength; | |
449 | } | |
450 | ||
451 | switch (orient & 3) | |
452 | { | |
453 | case 1 : /* Landscape */ | |
454 | printf("%.1f 0.0 translate 90 rotate\n", length); | |
455 | break; | |
456 | case 2 : /* Reverse Portrait */ | |
457 | printf("%.1f %.1f translate 180 rotate\n", width, length); | |
458 | break; | |
459 | case 3 : /* Reverse Landscape */ | |
460 | printf("0.0 %.1f translate -90 rotate\n", width); | |
461 | break; | |
462 | } | |
463 | ||
464 | puts("ESPwl"); | |
465 | puts("grestore"); | |
466 | } | |
467 | ||
468 | ||
469 | /* | |
470 | * End of "$Id: common.c 4494 2005-02-18 02:18:11Z mike $". | |
471 | */ |