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ef416fc2 | 1 | //======================================================================== |
2 | // | |
3 | // FoFiType1C.cc | |
4 | // | |
5 | // Copyright 1999-2003 Glyph & Cog, LLC | |
6 | // | |
7 | //======================================================================== | |
8 | ||
9 | #include <config.h> | |
10 | ||
11 | #ifdef USE_GCC_PRAGMAS | |
12 | #pragma implementation | |
13 | #endif | |
14 | ||
15 | #include <stdlib.h> | |
16 | #include <string.h> | |
17 | #include <math.h> | |
18 | #include "gmem.h" | |
19 | #include "GString.h" | |
20 | #include "FoFiEncodings.h" | |
21 | #include "FoFiType1C.h" | |
22 | ||
23 | //------------------------------------------------------------------------ | |
24 | ||
25 | static char hexChars[17] = "0123456789ABCDEF"; | |
26 | ||
27 | //------------------------------------------------------------------------ | |
28 | // FoFiType1C | |
29 | //------------------------------------------------------------------------ | |
30 | ||
31 | FoFiType1C *FoFiType1C::make(char *fileA, int lenA) { | |
32 | FoFiType1C *ff; | |
33 | ||
34 | ff = new FoFiType1C(fileA, lenA, gFalse); | |
35 | if (!ff->parse()) { | |
36 | delete ff; | |
37 | return NULL; | |
38 | } | |
39 | return ff; | |
40 | } | |
41 | ||
42 | FoFiType1C *FoFiType1C::load(char *fileName) { | |
43 | FoFiType1C *ff; | |
44 | char *fileA; | |
45 | int lenA; | |
46 | ||
47 | if (!(fileA = FoFiBase::readFile(fileName, &lenA))) { | |
48 | return NULL; | |
49 | } | |
50 | ff = new FoFiType1C(fileA, lenA, gTrue); | |
51 | if (!ff->parse()) { | |
52 | delete ff; | |
53 | return NULL; | |
54 | } | |
55 | return ff; | |
56 | } | |
57 | ||
58 | FoFiType1C::FoFiType1C(char *fileA, int lenA, GBool freeFileDataA): | |
59 | FoFiBase(fileA, lenA, freeFileDataA) | |
60 | { | |
61 | name = NULL; | |
62 | encoding = NULL; | |
63 | privateDicts = NULL; | |
64 | fdSelect = NULL; | |
65 | charset = NULL; | |
66 | } | |
67 | ||
68 | FoFiType1C::~FoFiType1C() { | |
69 | int i; | |
70 | ||
71 | if (name) { | |
72 | delete name; | |
73 | } | |
74 | if (encoding && | |
75 | encoding != fofiType1StandardEncoding && | |
76 | encoding != fofiType1ExpertEncoding) { | |
77 | for (i = 0; i < 256; ++i) { | |
78 | gfree(encoding[i]); | |
79 | } | |
80 | gfree(encoding); | |
81 | } | |
82 | if (privateDicts) { | |
83 | gfree(privateDicts); | |
84 | } | |
85 | if (fdSelect) { | |
86 | gfree(fdSelect); | |
87 | } | |
88 | if (charset && | |
89 | charset != fofiType1CISOAdobeCharset && | |
90 | charset != fofiType1CExpertCharset && | |
91 | charset != fofiType1CExpertSubsetCharset) { | |
92 | gfree(charset); | |
93 | } | |
94 | } | |
95 | ||
96 | char *FoFiType1C::getName() { | |
97 | return name ? name->getCString() : (char *)NULL; | |
98 | } | |
99 | ||
100 | char **FoFiType1C::getEncoding() { | |
101 | return encoding; | |
102 | } | |
103 | ||
104 | Gushort *FoFiType1C::getCIDToGIDMap(int *nCIDs) { | |
105 | Gushort *map; | |
106 | int n, i; | |
107 | ||
108 | // a CID font's top dict has ROS as the first operator | |
109 | if (topDict.firstOp != 0x0c1e) { | |
110 | *nCIDs = 0; | |
111 | return NULL; | |
112 | } | |
113 | ||
114 | // in a CID font, the charset data is the GID-to-CID mapping, so all | |
115 | // we have to do is reverse it | |
116 | n = 0; | |
117 | for (i = 0; i < nGlyphs; ++i) { | |
118 | if (charset[i] > n) { | |
119 | n = charset[i]; | |
120 | } | |
121 | } | |
122 | ++n; | |
123 | map = (Gushort *)gmallocn(n, sizeof(Gushort)); | |
124 | memset(map, 0, n * sizeof(Gushort)); | |
125 | for (i = 0; i < nGlyphs; ++i) { | |
126 | map[charset[i]] = i; | |
127 | } | |
128 | *nCIDs = n; | |
129 | return map; | |
130 | } | |
131 | ||
132 | void FoFiType1C::convertToType1(char **newEncoding, GBool ascii, | |
133 | FoFiOutputFunc outputFunc, | |
134 | void *outputStream) { | |
135 | Type1CEexecBuf eb; | |
136 | Type1CIndex subrIdx; | |
137 | Type1CIndexVal val; | |
138 | char buf[512]; | |
139 | char **enc; | |
140 | GBool ok; | |
141 | int i; | |
142 | ||
143 | // write header and font dictionary, up to encoding | |
144 | ok = gTrue; | |
145 | (*outputFunc)(outputStream, "%!FontType1-1.0: ", 17); | |
146 | (*outputFunc)(outputStream, name->getCString(), name->getLength()); | |
147 | if (topDict.versionSID != 0) { | |
148 | getString(topDict.versionSID, buf, &ok); | |
149 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
150 | } | |
151 | (*outputFunc)(outputStream, "\n", 1); | |
152 | // the dictionary needs room for 12 entries: the following 9, plus | |
153 | // Private and CharStrings (in the eexec section) and FID (which is | |
154 | // added by definefont) | |
155 | (*outputFunc)(outputStream, "12 dict begin\n", 14); | |
156 | (*outputFunc)(outputStream, "/FontInfo 10 dict dup begin\n", 28); | |
157 | if (topDict.versionSID != 0) { | |
158 | (*outputFunc)(outputStream, "/version (", 10); | |
159 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
160 | (*outputFunc)(outputStream, ") readonly def\n", 15); | |
161 | } | |
162 | if (topDict.noticeSID != 0) { | |
163 | getString(topDict.noticeSID, buf, &ok); | |
164 | (*outputFunc)(outputStream, "/Notice (", 9); | |
165 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
166 | (*outputFunc)(outputStream, ") readonly def\n", 15); | |
167 | } | |
168 | if (topDict.copyrightSID != 0) { | |
169 | getString(topDict.copyrightSID, buf, &ok); | |
170 | (*outputFunc)(outputStream, "/Copyright (", 12); | |
171 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
172 | (*outputFunc)(outputStream, ") readonly def\n", 15); | |
173 | } | |
174 | if (topDict.fullNameSID != 0) { | |
175 | getString(topDict.fullNameSID, buf, &ok); | |
176 | (*outputFunc)(outputStream, "/FullName (", 11); | |
177 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
178 | (*outputFunc)(outputStream, ") readonly def\n", 15); | |
179 | } | |
180 | if (topDict.familyNameSID != 0) { | |
181 | getString(topDict.familyNameSID, buf, &ok); | |
182 | (*outputFunc)(outputStream, "/FamilyName (", 13); | |
183 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
184 | (*outputFunc)(outputStream, ") readonly def\n", 15); | |
185 | } | |
186 | if (topDict.weightSID != 0) { | |
187 | getString(topDict.weightSID, buf, &ok); | |
188 | (*outputFunc)(outputStream, "/Weight (", 9); | |
189 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
190 | (*outputFunc)(outputStream, ") readonly def\n", 15); | |
191 | } | |
192 | if (topDict.isFixedPitch) { | |
193 | (*outputFunc)(outputStream, "/isFixedPitch true def\n", 23); | |
194 | } else { | |
195 | (*outputFunc)(outputStream, "/isFixedPitch false def\n", 24); | |
196 | } | |
197 | sprintf(buf, "/ItalicAngle %g def\n", topDict.italicAngle); | |
198 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
199 | sprintf(buf, "/UnderlinePosition %g def\n", topDict.underlinePosition); | |
200 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
201 | sprintf(buf, "/UnderlineThickness %g def\n", topDict.underlineThickness); | |
202 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
203 | (*outputFunc)(outputStream, "end readonly def\n", 17); | |
204 | (*outputFunc)(outputStream, "/FontName /", 11); | |
205 | (*outputFunc)(outputStream, name->getCString(), name->getLength()); | |
206 | (*outputFunc)(outputStream, " def\n", 5); | |
207 | sprintf(buf, "/PaintType %d def\n", topDict.paintType); | |
208 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
209 | (*outputFunc)(outputStream, "/FontType 1 def\n", 16); | |
210 | sprintf(buf, "/FontMatrix [%g %g %g %g %g %g] readonly def\n", | |
211 | topDict.fontMatrix[0], topDict.fontMatrix[1], topDict.fontMatrix[2], | |
212 | topDict.fontMatrix[3], topDict.fontMatrix[4], topDict.fontMatrix[5]); | |
213 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
214 | sprintf(buf, "/FontBBox [%g %g %g %g] readonly def\n", | |
215 | topDict.fontBBox[0], topDict.fontBBox[1], | |
216 | topDict.fontBBox[2], topDict.fontBBox[3]); | |
217 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
218 | sprintf(buf, "/StrokeWidth %g def\n", topDict.strokeWidth); | |
219 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
220 | if (topDict.uniqueID != 0) { | |
221 | sprintf(buf, "/UniqueID %d def\n", topDict.uniqueID); | |
222 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
223 | } | |
224 | ||
225 | // write the encoding | |
226 | (*outputFunc)(outputStream, "/Encoding ", 10); | |
227 | if (!newEncoding && encoding == fofiType1StandardEncoding) { | |
228 | (*outputFunc)(outputStream, "StandardEncoding def\n", 21); | |
229 | } else { | |
230 | (*outputFunc)(outputStream, "256 array\n", 10); | |
231 | (*outputFunc)(outputStream, | |
232 | "0 1 255 {1 index exch /.notdef put} for\n", 40); | |
233 | enc = newEncoding ? newEncoding : encoding; | |
234 | for (i = 0; i < 256; ++i) { | |
235 | if (enc[i]) { | |
236 | sprintf(buf, "dup %d /%s put\n", i, enc[i]); | |
237 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
238 | } | |
239 | } | |
240 | (*outputFunc)(outputStream, "readonly def\n", 13); | |
241 | } | |
242 | (*outputFunc)(outputStream, "currentdict end\n", 16); | |
243 | ||
244 | // start the binary section | |
245 | (*outputFunc)(outputStream, "currentfile eexec\n", 18); | |
246 | eb.outputFunc = outputFunc; | |
247 | eb.outputStream = outputStream; | |
248 | eb.ascii = ascii; | |
249 | eb.r1 = 55665; | |
250 | eb.line = 0; | |
251 | ||
252 | // write the private dictionary | |
253 | eexecWrite(&eb, "\x83\xca\x73\xd5"); | |
254 | eexecWrite(&eb, "dup /Private 32 dict dup begin\n"); | |
255 | eexecWrite(&eb, "/RD {string currentfile exch readstring pop}" | |
256 | " executeonly def\n"); | |
257 | eexecWrite(&eb, "/ND {noaccess def} executeonly def\n"); | |
258 | eexecWrite(&eb, "/NP {noaccess put} executeonly def\n"); | |
259 | eexecWrite(&eb, "/MinFeature {16 16} def\n"); | |
260 | eexecWrite(&eb, "/password 5839 def\n"); | |
261 | if (privateDicts[0].nBlueValues) { | |
262 | eexecWrite(&eb, "/BlueValues ["); | |
263 | for (i = 0; i < privateDicts[0].nBlueValues; ++i) { | |
264 | sprintf(buf, "%s%d", i > 0 ? " " : "", privateDicts[0].blueValues[i]); | |
265 | eexecWrite(&eb, buf); | |
266 | } | |
267 | eexecWrite(&eb, "] def\n"); | |
268 | } | |
269 | if (privateDicts[0].nOtherBlues) { | |
270 | eexecWrite(&eb, "/OtherBlues ["); | |
271 | for (i = 0; i < privateDicts[0].nOtherBlues; ++i) { | |
272 | sprintf(buf, "%s%d", i > 0 ? " " : "", privateDicts[0].otherBlues[i]); | |
273 | eexecWrite(&eb, buf); | |
274 | } | |
275 | eexecWrite(&eb, "] def\n"); | |
276 | } | |
277 | if (privateDicts[0].nFamilyBlues) { | |
278 | eexecWrite(&eb, "/FamilyBlues ["); | |
279 | for (i = 0; i < privateDicts[0].nFamilyBlues; ++i) { | |
280 | sprintf(buf, "%s%d", i > 0 ? " " : "", privateDicts[0].familyBlues[i]); | |
281 | eexecWrite(&eb, buf); | |
282 | } | |
283 | eexecWrite(&eb, "] def\n"); | |
284 | } | |
285 | if (privateDicts[0].nFamilyOtherBlues) { | |
286 | eexecWrite(&eb, "/FamilyOtherBlues ["); | |
287 | for (i = 0; i < privateDicts[0].nFamilyOtherBlues; ++i) { | |
288 | sprintf(buf, "%s%d", i > 0 ? " " : "", | |
289 | privateDicts[0].familyOtherBlues[i]); | |
290 | eexecWrite(&eb, buf); | |
291 | } | |
292 | eexecWrite(&eb, "] def\n"); | |
293 | } | |
294 | if (privateDicts[0].blueScale != 0.039625) { | |
295 | sprintf(buf, "/BlueScale %g def\n", privateDicts[0].blueScale); | |
296 | eexecWrite(&eb, buf); | |
297 | } | |
298 | if (privateDicts[0].blueShift != 7) { | |
299 | sprintf(buf, "/BlueShift %d def\n", privateDicts[0].blueShift); | |
300 | eexecWrite(&eb, buf); | |
301 | } | |
302 | if (privateDicts[0].blueFuzz != 1) { | |
303 | sprintf(buf, "/BlueFuzz %d def\n", privateDicts[0].blueFuzz); | |
304 | eexecWrite(&eb, buf); | |
305 | } | |
306 | if (privateDicts[0].hasStdHW) { | |
307 | sprintf(buf, "/StdHW [%g] def\n", privateDicts[0].stdHW); | |
308 | eexecWrite(&eb, buf); | |
309 | } | |
310 | if (privateDicts[0].hasStdVW) { | |
311 | sprintf(buf, "/StdVW [%g] def\n", privateDicts[0].stdVW); | |
312 | eexecWrite(&eb, buf); | |
313 | } | |
314 | if (privateDicts[0].nStemSnapH) { | |
315 | eexecWrite(&eb, "/StemSnapH ["); | |
316 | for (i = 0; i < privateDicts[0].nStemSnapH; ++i) { | |
317 | sprintf(buf, "%s%g", i > 0 ? " " : "", privateDicts[0].stemSnapH[i]); | |
318 | eexecWrite(&eb, buf); | |
319 | } | |
320 | eexecWrite(&eb, "] def\n"); | |
321 | } | |
322 | if (privateDicts[0].nStemSnapV) { | |
323 | eexecWrite(&eb, "/StemSnapV ["); | |
324 | for (i = 0; i < privateDicts[0].nStemSnapV; ++i) { | |
325 | sprintf(buf, "%s%g", i > 0 ? " " : "", privateDicts[0].stemSnapV[i]); | |
326 | eexecWrite(&eb, buf); | |
327 | } | |
328 | eexecWrite(&eb, "] def\n"); | |
329 | } | |
330 | if (privateDicts[0].hasForceBold) { | |
331 | sprintf(buf, "/ForceBold %s def\n", | |
332 | privateDicts[0].forceBold ? "true" : "false"); | |
333 | eexecWrite(&eb, buf); | |
334 | } | |
335 | if (privateDicts[0].forceBoldThreshold != 0) { | |
336 | sprintf(buf, "/ForceBoldThreshold %g def\n", | |
337 | privateDicts[0].forceBoldThreshold); | |
338 | eexecWrite(&eb, buf); | |
339 | } | |
340 | if (privateDicts[0].languageGroup != 0) { | |
341 | sprintf(buf, "/LanguageGroup %d def\n", privateDicts[0].languageGroup); | |
342 | eexecWrite(&eb, buf); | |
343 | } | |
344 | if (privateDicts[0].expansionFactor != 0.06) { | |
345 | sprintf(buf, "/ExpansionFactor %g def\n", privateDicts[0].expansionFactor); | |
346 | eexecWrite(&eb, buf); | |
347 | } | |
348 | ||
349 | // set up subroutines | |
350 | ok = gTrue; | |
351 | getIndex(privateDicts[0].subrsOffset, &subrIdx, &ok); | |
352 | if (!ok) { | |
353 | subrIdx.pos = -1; | |
354 | } | |
355 | ||
356 | // write the CharStrings | |
357 | sprintf(buf, "2 index /CharStrings %d dict dup begin\n", nGlyphs); | |
358 | eexecWrite(&eb, buf); | |
359 | for (i = 0; i < nGlyphs; ++i) { | |
360 | ok = gTrue; | |
361 | getIndexVal(&charStringsIdx, i, &val, &ok); | |
362 | if (ok) { | |
363 | getString(charset[i], buf, &ok); | |
364 | if (ok) { | |
365 | eexecCvtGlyph(&eb, buf, val.pos, val.len, &subrIdx, &privateDicts[0]); | |
366 | } | |
367 | } | |
368 | } | |
369 | eexecWrite(&eb, "end\n"); | |
370 | eexecWrite(&eb, "end\n"); | |
371 | eexecWrite(&eb, "readonly put\n"); | |
372 | eexecWrite(&eb, "noaccess put\n"); | |
373 | eexecWrite(&eb, "dup /FontName get exch definefont pop\n"); | |
374 | eexecWrite(&eb, "mark currentfile closefile\n"); | |
375 | ||
376 | // trailer | |
377 | if (ascii && eb.line > 0) { | |
378 | (*outputFunc)(outputStream, "\n", 1); | |
379 | } | |
380 | for (i = 0; i < 8; ++i) { | |
381 | (*outputFunc)(outputStream, "0000000000000000000000000000000000000000000000000000000000000000\n", 65); | |
382 | } | |
383 | (*outputFunc)(outputStream, "cleartomark\n", 12); | |
384 | } | |
385 | ||
386 | void FoFiType1C::convertToCIDType0(char *psName, | |
387 | FoFiOutputFunc outputFunc, | |
388 | void *outputStream) { | |
389 | int *cidMap; | |
390 | GString *charStrings; | |
391 | int *charStringOffsets; | |
392 | Type1CIndex subrIdx; | |
393 | Type1CIndexVal val; | |
394 | int nCIDs, gdBytes; | |
395 | char buf[512], buf2[512]; | |
396 | GBool ok; | |
397 | int gid, offset, n, i, j, k; | |
398 | ||
399 | // compute the CID count and build the CID-to-GID mapping | |
400 | nCIDs = 0; | |
401 | for (i = 0; i < nGlyphs; ++i) { | |
402 | if (charset[i] >= nCIDs) { | |
403 | nCIDs = charset[i] + 1; | |
404 | } | |
405 | } | |
406 | cidMap = (int *)gmallocn(nCIDs, sizeof(int)); | |
407 | for (i = 0; i < nCIDs; ++i) { | |
408 | cidMap[i] = -1; | |
409 | } | |
410 | for (i = 0; i < nGlyphs; ++i) { | |
411 | cidMap[charset[i]] = i; | |
412 | } | |
413 | ||
414 | // build the charstrings | |
415 | charStrings = new GString(); | |
416 | charStringOffsets = (int *)gmallocn(nCIDs + 1, sizeof(int)); | |
417 | for (i = 0; i < nCIDs; ++i) { | |
418 | charStringOffsets[i] = charStrings->getLength(); | |
419 | if ((gid = cidMap[i]) >= 0) { | |
420 | ok = gTrue; | |
421 | getIndexVal(&charStringsIdx, gid, &val, &ok); | |
422 | if (ok) { | |
423 | getIndex(privateDicts[fdSelect[gid]].subrsOffset, &subrIdx, &ok); | |
424 | if (!ok) { | |
425 | subrIdx.pos = -1; | |
426 | } | |
427 | cvtGlyph(val.pos, val.len, charStrings, | |
428 | &subrIdx, &privateDicts[fdSelect[gid]], gTrue); | |
429 | } | |
430 | } | |
431 | } | |
432 | charStringOffsets[nCIDs] = charStrings->getLength(); | |
433 | ||
434 | // compute gdBytes = number of bytes needed for charstring offsets | |
435 | // (offset size needs to account for the charstring offset table, | |
436 | // with a worst case of five bytes per entry, plus the charstrings | |
437 | // themselves) | |
438 | i = (nCIDs + 1) * 5 + charStrings->getLength(); | |
439 | if (i < 0x100) { | |
440 | gdBytes = 1; | |
441 | } else if (i < 0x10000) { | |
442 | gdBytes = 2; | |
443 | } else if (i < 0x1000000) { | |
444 | gdBytes = 3; | |
445 | } else { | |
446 | gdBytes = 4; | |
447 | } | |
448 | ||
449 | // begin the font dictionary | |
450 | (*outputFunc)(outputStream, "/CIDInit /ProcSet findresource begin\n", 37); | |
451 | (*outputFunc)(outputStream, "20 dict begin\n", 14); | |
452 | (*outputFunc)(outputStream, "/CIDFontName /", 14); | |
453 | (*outputFunc)(outputStream, psName, strlen(psName)); | |
454 | (*outputFunc)(outputStream, " def\n", 5); | |
455 | (*outputFunc)(outputStream, "/CIDFontType 0 def\n", 19); | |
456 | (*outputFunc)(outputStream, "/CIDSystemInfo 3 dict dup begin\n", 32); | |
457 | if (topDict.registrySID > 0 && topDict.orderingSID > 0) { | |
458 | ok = gTrue; | |
459 | getString(topDict.registrySID, buf, &ok); | |
460 | if (ok) { | |
461 | (*outputFunc)(outputStream, " /Registry (", 13); | |
462 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
463 | (*outputFunc)(outputStream, ") def\n", 6); | |
464 | } | |
465 | ok = gTrue; | |
466 | getString(topDict.orderingSID, buf, &ok); | |
467 | if (ok) { | |
468 | (*outputFunc)(outputStream, " /Ordering (", 13); | |
469 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
470 | (*outputFunc)(outputStream, ") def\n", 6); | |
471 | } | |
472 | } else { | |
473 | (*outputFunc)(outputStream, " /Registry (Adobe) def\n", 24); | |
474 | (*outputFunc)(outputStream, " /Ordering (Identity) def\n", 27); | |
475 | } | |
476 | sprintf(buf, " /Supplement %d def\n", topDict.supplement); | |
477 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
478 | (*outputFunc)(outputStream, "end def\n", 8); | |
479 | if (topDict.hasFontMatrix) { | |
480 | sprintf(buf, "/FontMatrix [%g %g %g %g %g %g] def\n", | |
481 | topDict.fontMatrix[0], topDict.fontMatrix[1], | |
482 | topDict.fontMatrix[2], topDict.fontMatrix[3], | |
483 | topDict.fontMatrix[4], topDict.fontMatrix[5]); | |
484 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
485 | } else if (privateDicts[0].hasFontMatrix) { | |
486 | (*outputFunc)(outputStream, "/FontMatrix [1 0 0 1 0 0] def\n", 30); | |
487 | } else { | |
488 | (*outputFunc)(outputStream, | |
489 | "/FontMatrix [0.001 0 0 0.001 0 0] def\n", 38); | |
490 | } | |
491 | sprintf(buf, "/FontBBox [%g %g %g %g] def\n", | |
492 | topDict.fontBBox[0], topDict.fontBBox[1], | |
493 | topDict.fontBBox[2], topDict.fontBBox[3]); | |
494 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
495 | (*outputFunc)(outputStream, "/FontInfo 1 dict dup begin\n", 27); | |
496 | (*outputFunc)(outputStream, " /FSType 8 def\n", 16); | |
497 | (*outputFunc)(outputStream, "end def\n", 8); | |
498 | ||
499 | // CIDFont-specific entries | |
500 | sprintf(buf, "/CIDCount %d def\n", nCIDs); | |
501 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
502 | (*outputFunc)(outputStream, "/FDBytes 1 def\n", 15); | |
503 | sprintf(buf, "/GDBytes %d def\n", gdBytes); | |
504 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
505 | (*outputFunc)(outputStream, "/CIDMapOffset 0 def\n", 20); | |
506 | if (topDict.paintType != 0) { | |
507 | sprintf(buf, "/PaintType %d def\n", topDict.paintType); | |
508 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
509 | sprintf(buf, "/StrokeWidth %g def\n", topDict.strokeWidth); | |
510 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
511 | } | |
512 | ||
513 | // FDArray entry | |
514 | sprintf(buf, "/FDArray %d array\n", nFDs); | |
515 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
516 | for (i = 0; i < nFDs; ++i) { | |
517 | sprintf(buf, "dup %d 10 dict begin\n", i); | |
518 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
519 | (*outputFunc)(outputStream, "/FontType 1 def\n", 16); | |
520 | if (privateDicts[i].hasFontMatrix) { | |
521 | sprintf(buf, "/FontMatrix [%g %g %g %g %g %g] def\n", | |
522 | privateDicts[i].fontMatrix[0], | |
523 | privateDicts[i].fontMatrix[1], | |
524 | privateDicts[i].fontMatrix[2], | |
525 | privateDicts[i].fontMatrix[3], | |
526 | privateDicts[i].fontMatrix[4], | |
527 | privateDicts[i].fontMatrix[5]); | |
528 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
529 | } else { | |
530 | (*outputFunc)(outputStream, "/FontMatrix [1 0 0 1 0 0] def\n", 30); | |
531 | } | |
532 | sprintf(buf, "/PaintType %d def\n", topDict.paintType); | |
533 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
534 | (*outputFunc)(outputStream, "/Private 32 dict begin\n", 23); | |
535 | if (privateDicts[i].nBlueValues) { | |
536 | (*outputFunc)(outputStream, "/BlueValues [", 13); | |
537 | for (j = 0; j < privateDicts[i].nBlueValues; ++j) { | |
538 | sprintf(buf, "%s%d", j > 0 ? " " : "", privateDicts[i].blueValues[j]); | |
539 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
540 | } | |
541 | (*outputFunc)(outputStream, "] def\n", 6); | |
542 | } | |
543 | if (privateDicts[i].nOtherBlues) { | |
544 | (*outputFunc)(outputStream, "/OtherBlues [", 13); | |
545 | for (j = 0; j < privateDicts[i].nOtherBlues; ++j) { | |
546 | sprintf(buf, "%s%d", j > 0 ? " " : "", privateDicts[i].otherBlues[j]); | |
547 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
548 | } | |
549 | (*outputFunc)(outputStream, "] def\n", 6); | |
550 | } | |
551 | if (privateDicts[i].nFamilyBlues) { | |
552 | (*outputFunc)(outputStream, "/FamilyBlues [", 14); | |
553 | for (j = 0; j < privateDicts[i].nFamilyBlues; ++j) { | |
554 | sprintf(buf, "%s%d", j > 0 ? " " : "", privateDicts[i].familyBlues[j]); | |
555 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
556 | } | |
557 | (*outputFunc)(outputStream, "] def\n", 6); | |
558 | } | |
559 | if (privateDicts[i].nFamilyOtherBlues) { | |
560 | (*outputFunc)(outputStream, "/FamilyOtherBlues [", 19); | |
561 | for (j = 0; j < privateDicts[i].nFamilyOtherBlues; ++j) { | |
562 | sprintf(buf, "%s%d", j > 0 ? " " : "", | |
563 | privateDicts[i].familyOtherBlues[j]); | |
564 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
565 | } | |
566 | (*outputFunc)(outputStream, "] def\n", 6); | |
567 | } | |
568 | if (privateDicts[i].blueScale != 0.039625) { | |
569 | sprintf(buf, "/BlueScale %g def\n", privateDicts[i].blueScale); | |
570 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
571 | } | |
572 | if (privateDicts[i].blueShift != 7) { | |
573 | sprintf(buf, "/BlueShift %d def\n", privateDicts[i].blueShift); | |
574 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
575 | } | |
576 | if (privateDicts[i].blueFuzz != 1) { | |
577 | sprintf(buf, "/BlueFuzz %d def\n", privateDicts[i].blueFuzz); | |
578 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
579 | } | |
580 | if (privateDicts[i].hasStdHW) { | |
581 | sprintf(buf, "/StdHW [%g] def\n", privateDicts[i].stdHW); | |
582 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
583 | } | |
584 | if (privateDicts[i].hasStdVW) { | |
585 | sprintf(buf, "/StdVW [%g] def\n", privateDicts[i].stdVW); | |
586 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
587 | } | |
588 | if (privateDicts[i].nStemSnapH) { | |
589 | (*outputFunc)(outputStream, "/StemSnapH [", 12); | |
590 | for (j = 0; j < privateDicts[i].nStemSnapH; ++j) { | |
591 | sprintf(buf, "%s%g", j > 0 ? " " : "", privateDicts[i].stemSnapH[j]); | |
592 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
593 | } | |
594 | (*outputFunc)(outputStream, "] def\n", 6); | |
595 | } | |
596 | if (privateDicts[i].nStemSnapV) { | |
597 | (*outputFunc)(outputStream, "/StemSnapV [", 12); | |
598 | for (j = 0; j < privateDicts[i].nStemSnapV; ++j) { | |
599 | sprintf(buf, "%s%g", j > 0 ? " " : "", privateDicts[i].stemSnapV[j]); | |
600 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
601 | } | |
602 | (*outputFunc)(outputStream, "] def\n", 6); | |
603 | } | |
604 | if (privateDicts[i].hasForceBold) { | |
605 | sprintf(buf, "/ForceBold %s def\n", | |
606 | privateDicts[i].forceBold ? "true" : "false"); | |
607 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
608 | } | |
609 | if (privateDicts[i].forceBoldThreshold != 0) { | |
610 | sprintf(buf, "/ForceBoldThreshold %g def\n", | |
611 | privateDicts[i].forceBoldThreshold); | |
612 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
613 | } | |
614 | if (privateDicts[i].languageGroup != 0) { | |
615 | sprintf(buf, "/LanguageGroup %d def\n", privateDicts[i].languageGroup); | |
616 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
617 | } | |
618 | if (privateDicts[i].expansionFactor != 0.06) { | |
619 | sprintf(buf, "/ExpansionFactor %g def\n", | |
620 | privateDicts[i].expansionFactor); | |
621 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
622 | } | |
623 | (*outputFunc)(outputStream, "currentdict end def\n", 20); | |
624 | (*outputFunc)(outputStream, "currentdict end put\n", 20); | |
625 | } | |
626 | (*outputFunc)(outputStream, "def\n", 4); | |
627 | ||
628 | // start the binary section | |
629 | offset = (nCIDs + 1) * (1 + gdBytes); | |
630 | sprintf(buf, "(Hex) %d StartData\n", | |
631 | offset + charStrings->getLength()); | |
632 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
633 | ||
634 | // write the charstring offset (CIDMap) table | |
635 | for (i = 0; i <= nCIDs; i += 6) { | |
636 | for (j = 0; j < 6 && i+j <= nCIDs; ++j) { | |
637 | if (i+j < nCIDs && cidMap[i+j] >= 0) { | |
638 | buf[0] = (char)fdSelect[cidMap[i+j]]; | |
639 | } else { | |
640 | buf[0] = (char)0; | |
641 | } | |
642 | n = offset + charStringOffsets[i+j]; | |
643 | for (k = gdBytes; k >= 1; --k) { | |
644 | buf[k] = (char)(n & 0xff); | |
645 | n >>= 8; | |
646 | } | |
647 | for (k = 0; k <= gdBytes; ++k) { | |
648 | sprintf(buf2, "%02x", buf[k] & 0xff); | |
649 | (*outputFunc)(outputStream, buf2, 2); | |
650 | } | |
651 | } | |
652 | (*outputFunc)(outputStream, "\n", 1); | |
653 | } | |
654 | ||
655 | // write the charstring data | |
656 | n = charStrings->getLength(); | |
657 | for (i = 0; i < n; i += 32) { | |
658 | for (j = 0; j < 32 && i+j < n; ++j) { | |
659 | sprintf(buf, "%02x", charStrings->getChar(i+j) & 0xff); | |
660 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
661 | } | |
662 | if (i + 32 >= n) { | |
663 | (*outputFunc)(outputStream, ">", 1); | |
664 | } | |
665 | (*outputFunc)(outputStream, "\n", 1); | |
666 | } | |
667 | ||
668 | gfree(charStringOffsets); | |
669 | delete charStrings; | |
670 | gfree(cidMap); | |
671 | } | |
672 | ||
673 | void FoFiType1C::convertToType0(char *psName, | |
674 | FoFiOutputFunc outputFunc, | |
675 | void *outputStream) { | |
676 | int *cidMap; | |
677 | Type1CIndex subrIdx; | |
678 | Type1CIndexVal val; | |
679 | int nCIDs; | |
680 | char buf[512]; | |
681 | Type1CEexecBuf eb; | |
682 | GBool ok; | |
683 | int fd, i, j, k; | |
684 | ||
685 | // compute the CID count and build the CID-to-GID mapping | |
686 | nCIDs = 0; | |
687 | for (i = 0; i < nGlyphs; ++i) { | |
688 | if (charset[i] >= nCIDs) { | |
689 | nCIDs = charset[i] + 1; | |
690 | } | |
691 | } | |
692 | cidMap = (int *)gmallocn(nCIDs, sizeof(int)); | |
693 | for (i = 0; i < nCIDs; ++i) { | |
694 | cidMap[i] = -1; | |
695 | } | |
696 | for (i = 0; i < nGlyphs; ++i) { | |
697 | cidMap[charset[i]] = i; | |
698 | } | |
699 | ||
700 | // write the descendant Type 1 fonts | |
701 | for (i = 0; i < nCIDs; i += 256) { | |
702 | ||
703 | //~ this assumes that all CIDs in this block have the same FD -- | |
704 | //~ to handle multiple FDs correctly, need to somehow divide the | |
705 | //~ font up by FD | |
706 | fd = 0; | |
707 | for (j = 0; j < 256 && i+j < nCIDs; ++j) { | |
708 | if (cidMap[i+j] >= 0) { | |
709 | fd = fdSelect[cidMap[i+j]]; | |
710 | break; | |
711 | } | |
712 | } | |
713 | ||
714 | // font dictionary (unencrypted section) | |
715 | (*outputFunc)(outputStream, "16 dict begin\n", 14); | |
716 | (*outputFunc)(outputStream, "/FontName /", 11); | |
717 | (*outputFunc)(outputStream, psName, strlen(psName)); | |
718 | sprintf(buf, "_%02x def\n", i >> 8); | |
719 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
720 | (*outputFunc)(outputStream, "/FontType 1 def\n", 16); | |
721 | if (privateDicts[fd].hasFontMatrix) { | |
722 | sprintf(buf, "/FontMatrix [%g %g %g %g %g %g] def\n", | |
723 | privateDicts[fd].fontMatrix[0], | |
724 | privateDicts[fd].fontMatrix[1], | |
725 | privateDicts[fd].fontMatrix[2], | |
726 | privateDicts[fd].fontMatrix[3], | |
727 | privateDicts[fd].fontMatrix[4], | |
728 | privateDicts[fd].fontMatrix[5]); | |
729 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
730 | } else if (topDict.hasFontMatrix) { | |
731 | (*outputFunc)(outputStream, "/FontMatrix [1 0 0 1 0 0] def\n", 30); | |
732 | } else { | |
733 | (*outputFunc)(outputStream, | |
734 | "/FontMatrix [0.001 0 0 0.001 0 0] def\n", 38); | |
735 | } | |
736 | sprintf(buf, "/FontBBox [%g %g %g %g] def\n", | |
737 | topDict.fontBBox[0], topDict.fontBBox[1], | |
738 | topDict.fontBBox[2], topDict.fontBBox[3]); | |
739 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
740 | sprintf(buf, "/PaintType %d def\n", topDict.paintType); | |
741 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
742 | if (topDict.paintType != 0) { | |
743 | sprintf(buf, "/StrokeWidth %g def\n", topDict.strokeWidth); | |
744 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
745 | } | |
746 | (*outputFunc)(outputStream, "/Encoding 256 array\n", 20); | |
747 | for (j = 0; j < 256 && i+j < nCIDs; ++j) { | |
748 | sprintf(buf, "dup %d /c%02x put\n", j, j); | |
749 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
750 | } | |
751 | if (j < 256) { | |
752 | sprintf(buf, "%d 1 255 { 1 index exch /.notdef put } for\n", j); | |
753 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
754 | } | |
755 | (*outputFunc)(outputStream, "readonly def\n", 13); | |
756 | (*outputFunc)(outputStream, "currentdict end\n", 16); | |
757 | ||
758 | // start the binary section | |
759 | (*outputFunc)(outputStream, "currentfile eexec\n", 18); | |
760 | eb.outputFunc = outputFunc; | |
761 | eb.outputStream = outputStream; | |
762 | eb.ascii = gTrue; | |
763 | eb.r1 = 55665; | |
764 | eb.line = 0; | |
765 | ||
766 | // start the private dictionary | |
767 | eexecWrite(&eb, "\x83\xca\x73\xd5"); | |
768 | eexecWrite(&eb, "dup /Private 32 dict dup begin\n"); | |
769 | eexecWrite(&eb, "/RD {string currentfile exch readstring pop}" | |
770 | " executeonly def\n"); | |
771 | eexecWrite(&eb, "/ND {noaccess def} executeonly def\n"); | |
772 | eexecWrite(&eb, "/NP {noaccess put} executeonly def\n"); | |
773 | eexecWrite(&eb, "/MinFeature {16 16} def\n"); | |
774 | eexecWrite(&eb, "/password 5839 def\n"); | |
775 | if (privateDicts[fd].nBlueValues) { | |
776 | eexecWrite(&eb, "/BlueValues ["); | |
777 | for (k = 0; k < privateDicts[fd].nBlueValues; ++k) { | |
778 | sprintf(buf, "%s%d", k > 0 ? " " : "", privateDicts[fd].blueValues[k]); | |
779 | eexecWrite(&eb, buf); | |
780 | } | |
781 | eexecWrite(&eb, "] def\n"); | |
782 | } | |
783 | if (privateDicts[fd].nOtherBlues) { | |
784 | eexecWrite(&eb, "/OtherBlues ["); | |
785 | for (k = 0; k < privateDicts[fd].nOtherBlues; ++k) { | |
786 | sprintf(buf, "%s%d", k > 0 ? " " : "", privateDicts[fd].otherBlues[k]); | |
787 | eexecWrite(&eb, buf); | |
788 | } | |
789 | eexecWrite(&eb, "] def\n"); | |
790 | } | |
791 | if (privateDicts[fd].nFamilyBlues) { | |
792 | eexecWrite(&eb, "/FamilyBlues ["); | |
793 | for (k = 0; k < privateDicts[fd].nFamilyBlues; ++k) { | |
794 | sprintf(buf, "%s%d", k > 0 ? " " : "", | |
795 | privateDicts[fd].familyBlues[k]); | |
796 | eexecWrite(&eb, buf); | |
797 | } | |
798 | eexecWrite(&eb, "] def\n"); | |
799 | } | |
800 | if (privateDicts[fd].nFamilyOtherBlues) { | |
801 | eexecWrite(&eb, "/FamilyOtherBlues ["); | |
802 | for (k = 0; k < privateDicts[fd].nFamilyOtherBlues; ++k) { | |
803 | sprintf(buf, "%s%d", k > 0 ? " " : "", | |
804 | privateDicts[fd].familyOtherBlues[k]); | |
805 | eexecWrite(&eb, buf); | |
806 | } | |
807 | eexecWrite(&eb, "] def\n"); | |
808 | } | |
809 | if (privateDicts[fd].blueScale != 0.039625) { | |
810 | sprintf(buf, "/BlueScale %g def\n", privateDicts[fd].blueScale); | |
811 | eexecWrite(&eb, buf); | |
812 | } | |
813 | if (privateDicts[fd].blueShift != 7) { | |
814 | sprintf(buf, "/BlueShift %d def\n", privateDicts[fd].blueShift); | |
815 | eexecWrite(&eb, buf); | |
816 | } | |
817 | if (privateDicts[fd].blueFuzz != 1) { | |
818 | sprintf(buf, "/BlueFuzz %d def\n", privateDicts[fd].blueFuzz); | |
819 | eexecWrite(&eb, buf); | |
820 | } | |
821 | if (privateDicts[fd].hasStdHW) { | |
822 | sprintf(buf, "/StdHW [%g] def\n", privateDicts[fd].stdHW); | |
823 | eexecWrite(&eb, buf); | |
824 | } | |
825 | if (privateDicts[fd].hasStdVW) { | |
826 | sprintf(buf, "/StdVW [%g] def\n", privateDicts[fd].stdVW); | |
827 | eexecWrite(&eb, buf); | |
828 | } | |
829 | if (privateDicts[fd].nStemSnapH) { | |
830 | eexecWrite(&eb, "/StemSnapH ["); | |
831 | for (k = 0; k < privateDicts[fd].nStemSnapH; ++k) { | |
832 | sprintf(buf, "%s%g", k > 0 ? " " : "", privateDicts[fd].stemSnapH[k]); | |
833 | eexecWrite(&eb, buf); | |
834 | } | |
835 | eexecWrite(&eb, "] def\n"); | |
836 | } | |
837 | if (privateDicts[fd].nStemSnapV) { | |
838 | eexecWrite(&eb, "/StemSnapV ["); | |
839 | for (k = 0; k < privateDicts[fd].nStemSnapV; ++k) { | |
840 | sprintf(buf, "%s%g", k > 0 ? " " : "", privateDicts[fd].stemSnapV[k]); | |
841 | eexecWrite(&eb, buf); | |
842 | } | |
843 | eexecWrite(&eb, "] def\n"); | |
844 | } | |
845 | if (privateDicts[fd].hasForceBold) { | |
846 | sprintf(buf, "/ForceBold %s def\n", | |
847 | privateDicts[fd].forceBold ? "true" : "false"); | |
848 | eexecWrite(&eb, buf); | |
849 | } | |
850 | if (privateDicts[fd].forceBoldThreshold != 0) { | |
851 | sprintf(buf, "/ForceBoldThreshold %g def\n", | |
852 | privateDicts[fd].forceBoldThreshold); | |
853 | eexecWrite(&eb, buf); | |
854 | } | |
855 | if (privateDicts[fd].languageGroup != 0) { | |
856 | sprintf(buf, "/LanguageGroup %d def\n", privateDicts[fd].languageGroup); | |
857 | eexecWrite(&eb, buf); | |
858 | } | |
859 | if (privateDicts[fd].expansionFactor != 0.06) { | |
860 | sprintf(buf, "/ExpansionFactor %g def\n", | |
861 | privateDicts[fd].expansionFactor); | |
862 | eexecWrite(&eb, buf); | |
863 | } | |
864 | ||
865 | // set up the subroutines | |
866 | ok = gTrue; | |
867 | getIndex(privateDicts[fd].subrsOffset, &subrIdx, &ok); | |
868 | if (!ok) { | |
869 | subrIdx.pos = -1; | |
870 | } | |
871 | ||
872 | // start the CharStrings | |
873 | sprintf(buf, "2 index /CharStrings 256 dict dup begin\n"); | |
874 | eexecWrite(&eb, buf); | |
875 | ||
876 | // write the .notdef CharString | |
877 | ok = gTrue; | |
878 | getIndexVal(&charStringsIdx, 0, &val, &ok); | |
879 | if (ok) { | |
880 | eexecCvtGlyph(&eb, ".notdef", val.pos, val.len, | |
881 | &subrIdx, &privateDicts[fd]); | |
882 | } | |
883 | ||
884 | // write the CharStrings | |
885 | for (j = 0; j < 256 && i+j < nCIDs; ++j) { | |
886 | if (cidMap[i+j] >= 0) { | |
887 | ok = gTrue; | |
888 | getIndexVal(&charStringsIdx, cidMap[i+j], &val, &ok); | |
889 | if (ok) { | |
890 | sprintf(buf, "c%02x", j); | |
891 | eexecCvtGlyph(&eb, buf, val.pos, val.len, | |
892 | &subrIdx, &privateDicts[fd]); | |
893 | } | |
894 | } | |
895 | } | |
896 | eexecWrite(&eb, "end\n"); | |
897 | eexecWrite(&eb, "end\n"); | |
898 | eexecWrite(&eb, "readonly put\n"); | |
899 | eexecWrite(&eb, "noaccess put\n"); | |
900 | eexecWrite(&eb, "dup /FontName get exch definefont pop\n"); | |
901 | eexecWrite(&eb, "mark currentfile closefile\n"); | |
902 | ||
903 | // trailer | |
904 | if (eb.line > 0) { | |
905 | (*outputFunc)(outputStream, "\n", 1); | |
906 | } | |
907 | for (j = 0; j < 8; ++j) { | |
908 | (*outputFunc)(outputStream, "0000000000000000000000000000000000000000000000000000000000000000\n", 65); | |
909 | } | |
910 | (*outputFunc)(outputStream, "cleartomark\n", 12); | |
911 | } | |
912 | ||
913 | // write the Type 0 parent font | |
914 | (*outputFunc)(outputStream, "16 dict begin\n", 14); | |
915 | (*outputFunc)(outputStream, "/FontName /", 11); | |
916 | (*outputFunc)(outputStream, psName, strlen(psName)); | |
917 | (*outputFunc)(outputStream, " def\n", 5); | |
918 | (*outputFunc)(outputStream, "/FontType 0 def\n", 16); | |
919 | if (topDict.hasFontMatrix) { | |
920 | sprintf(buf, "/FontMatrix [%g %g %g %g %g %g] def\n", | |
921 | topDict.fontMatrix[0], topDict.fontMatrix[1], | |
922 | topDict.fontMatrix[2], topDict.fontMatrix[3], | |
923 | topDict.fontMatrix[4], topDict.fontMatrix[5]); | |
924 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
925 | } else { | |
926 | (*outputFunc)(outputStream, "/FontMatrix [1 0 0 1 0 0] def\n", 30); | |
927 | } | |
928 | (*outputFunc)(outputStream, "/FMapType 2 def\n", 16); | |
929 | (*outputFunc)(outputStream, "/Encoding [\n", 12); | |
930 | for (i = 0; i < nCIDs; i += 256) { | |
931 | sprintf(buf, "%d\n", i >> 8); | |
932 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
933 | } | |
934 | (*outputFunc)(outputStream, "] def\n", 6); | |
935 | (*outputFunc)(outputStream, "/FDepVector [\n", 14); | |
936 | for (i = 0; i < nCIDs; i += 256) { | |
937 | (*outputFunc)(outputStream, "/", 1); | |
938 | (*outputFunc)(outputStream, psName, strlen(psName)); | |
939 | sprintf(buf, "_%02x findfont\n", i >> 8); | |
940 | (*outputFunc)(outputStream, buf, strlen(buf)); | |
941 | } | |
942 | (*outputFunc)(outputStream, "] def\n", 6); | |
943 | (*outputFunc)(outputStream, "FontName currentdict end definefont pop\n", 40); | |
944 | ||
945 | gfree(cidMap); | |
946 | } | |
947 | ||
948 | void FoFiType1C::eexecCvtGlyph(Type1CEexecBuf *eb, char *glyphName, | |
949 | int offset, int nBytes, | |
950 | Type1CIndex *subrIdx, | |
951 | Type1CPrivateDict *pDict) { | |
952 | char buf[512]; | |
953 | GString *charBuf; | |
954 | ||
955 | // generate the charstring | |
956 | charBuf = new GString(); | |
957 | cvtGlyph(offset, nBytes, charBuf, subrIdx, pDict, gTrue); | |
958 | ||
959 | sprintf(buf, "/%s %d RD ", glyphName, charBuf->getLength()); | |
960 | eexecWrite(eb, buf); | |
961 | eexecWriteCharstring(eb, (Guchar *)charBuf->getCString(), | |
962 | charBuf->getLength()); | |
963 | eexecWrite(eb, " ND\n"); | |
964 | ||
965 | delete charBuf; | |
966 | } | |
967 | ||
968 | void FoFiType1C::cvtGlyph(int offset, int nBytes, GString *charBuf, | |
969 | Type1CIndex *subrIdx, Type1CPrivateDict *pDict, | |
970 | GBool top) { | |
971 | Type1CIndexVal val; | |
972 | GBool ok, dFP; | |
973 | double d, dx, dy; | |
974 | Gushort r2; | |
975 | Guchar byte; | |
976 | int pos, subrBias, start, i, k; | |
977 | ||
978 | start = charBuf->getLength(); | |
979 | if (top) { | |
980 | charBuf->append((char)73); | |
981 | charBuf->append((char)58); | |
982 | charBuf->append((char)147); | |
983 | charBuf->append((char)134); | |
984 | nOps = 0; | |
985 | nHints = 0; | |
986 | firstOp = gTrue; | |
987 | openPath = gFalse; | |
988 | } | |
989 | ||
990 | pos = offset; | |
991 | while (pos < offset + nBytes) { | |
992 | ok = gTrue; | |
993 | pos = getOp(pos, gTrue, &ok); | |
994 | if (!ok) { | |
995 | break; | |
996 | } | |
997 | if (!ops[nOps - 1].isNum) { | |
998 | --nOps; // drop the operator | |
999 | switch (ops[nOps].op) { | |
1000 | case 0x0001: // hstem | |
1001 | if (firstOp) { | |
1002 | cvtGlyphWidth(nOps & 1, charBuf, pDict); | |
1003 | firstOp = gFalse; | |
1004 | } | |
1005 | if (nOps & 1) { | |
1006 | //~ error(-1, "Wrong number of args (%d) to Type 2 hstem", nOps); | |
1007 | } | |
1008 | d = 0; | |
1009 | dFP = gFalse; | |
1010 | for (k = 0; k < nOps; k += 2) { | |
1011 | // convert Type 2 edge hints (-20 or -21) to Type 1 ghost hints | |
1012 | if (ops[k+1].num < 0) { | |
1013 | d += ops[k].num + ops[k+1].num; | |
1014 | dFP |= ops[k].isFP | ops[k+1].isFP; | |
1015 | cvtNum(d, dFP, charBuf); | |
1016 | cvtNum(-ops[k+1].num, ops[k+1].isFP, charBuf); | |
1017 | } else { | |
1018 | d += ops[k].num; | |
1019 | dFP |= ops[k].isFP; | |
1020 | cvtNum(d, dFP, charBuf); | |
1021 | cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf); | |
1022 | d += ops[k+1].num; | |
1023 | dFP |= ops[k+1].isFP; | |
1024 | } | |
1025 | charBuf->append((char)1); | |
1026 | } | |
1027 | nHints += nOps / 2; | |
1028 | nOps = 0; | |
1029 | break; | |
1030 | case 0x0003: // vstem | |
1031 | if (firstOp) { | |
1032 | cvtGlyphWidth(nOps & 1, charBuf, pDict); | |
1033 | firstOp = gFalse; | |
1034 | } | |
1035 | if (nOps & 1) { | |
1036 | //~ error(-1, "Wrong number of args (%d) to Type 2 vstem", nOps); | |
1037 | } | |
1038 | d = 0; | |
1039 | dFP = gFalse; | |
1040 | for (k = 0; k < nOps; k += 2) { | |
1041 | // convert Type 2 edge hints (-20 or -21) to Type 1 ghost hints | |
1042 | if (ops[k+1].num < 0) { | |
1043 | d += ops[k].num + ops[k+1].num; | |
1044 | dFP |= ops[k].isFP | ops[k+1].isFP; | |
1045 | cvtNum(d, dFP, charBuf); | |
1046 | cvtNum(-ops[k+1].num, ops[k+1].isFP, charBuf); | |
1047 | } else { | |
1048 | d += ops[k].num; | |
1049 | dFP |= ops[k].isFP; | |
1050 | cvtNum(d, dFP, charBuf); | |
1051 | cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf); | |
1052 | d += ops[k+1].num; | |
1053 | dFP |= ops[k+1].isFP; | |
1054 | } | |
1055 | charBuf->append((char)3); | |
1056 | } | |
1057 | nHints += nOps / 2; | |
1058 | nOps = 0; | |
1059 | break; | |
1060 | case 0x0004: // vmoveto | |
1061 | if (firstOp) { | |
1062 | cvtGlyphWidth(nOps == 2, charBuf, pDict); | |
1063 | firstOp = gFalse; | |
1064 | } | |
1065 | if (openPath) { | |
1066 | charBuf->append((char)9); | |
1067 | openPath = gFalse; | |
1068 | } | |
1069 | if (nOps != 1) { | |
1070 | //~ error(-1, "Wrong number of args (%d) to Type 2 vmoveto", nOps); | |
1071 | } | |
1072 | cvtNum(ops[0].num, ops[0].isFP, charBuf); | |
1073 | charBuf->append((char)4); | |
1074 | nOps = 0; | |
1075 | break; | |
1076 | case 0x0005: // rlineto | |
1077 | if (nOps < 2 || nOps % 2 != 0) { | |
1078 | //~ error(-1, "Wrong number of args (%d) to Type 2 rlineto", nOps); | |
1079 | } | |
1080 | for (k = 0; k < nOps; k += 2) { | |
1081 | cvtNum(ops[k].num, ops[k].isFP, charBuf); | |
1082 | cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf); | |
1083 | charBuf->append((char)5); | |
1084 | } | |
1085 | nOps = 0; | |
1086 | openPath = gTrue; | |
1087 | break; | |
1088 | case 0x0006: // hlineto | |
1089 | if (nOps < 1) { | |
1090 | //~ error(-1, "Wrong number of args (%d) to Type 2 hlineto", nOps); | |
1091 | } | |
1092 | for (k = 0; k < nOps; ++k) { | |
1093 | cvtNum(ops[k].num, ops[k].isFP, charBuf); | |
1094 | charBuf->append((char)((k & 1) ? 7 : 6)); | |
1095 | } | |
1096 | nOps = 0; | |
1097 | openPath = gTrue; | |
1098 | break; | |
1099 | case 0x0007: // vlineto | |
1100 | if (nOps < 1) { | |
1101 | //~ error(-1, "Wrong number of args (%d) to Type 2 vlineto", nOps); | |
1102 | } | |
1103 | for (k = 0; k < nOps; ++k) { | |
1104 | cvtNum(ops[k].num, ops[k].isFP, charBuf); | |
1105 | charBuf->append((char)((k & 1) ? 6 : 7)); | |
1106 | } | |
1107 | nOps = 0; | |
1108 | openPath = gTrue; | |
1109 | break; | |
1110 | case 0x0008: // rrcurveto | |
1111 | if (nOps < 6 || nOps % 6 != 0) { | |
1112 | //~ error(-1, "Wrong number of args (%d) to Type 2 rrcurveto", nOps); | |
1113 | } | |
1114 | for (k = 0; k < nOps; k += 6) { | |
1115 | cvtNum(ops[k].num, ops[k].isFP, charBuf); | |
1116 | cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf); | |
1117 | cvtNum(ops[k+2].num, ops[k+2].isFP, charBuf); | |
1118 | cvtNum(ops[k+3].num, ops[k+3].isFP, charBuf); | |
1119 | cvtNum(ops[k+4].num, ops[k+4].isFP, charBuf); | |
1120 | cvtNum(ops[k+5].num, ops[k+5].isFP, charBuf); | |
1121 | charBuf->append((char)8); | |
1122 | } | |
1123 | nOps = 0; | |
1124 | openPath = gTrue; | |
1125 | break; | |
1126 | case 0x000a: // callsubr | |
1127 | if (nOps >= 1) { | |
1128 | subrBias = (subrIdx->len < 1240) | |
1129 | ? 107 : (subrIdx->len < 33900) ? 1131 : 32768; | |
1130 | k = subrBias + (int)ops[nOps - 1].num; | |
1131 | --nOps; | |
1132 | ok = gTrue; | |
1133 | getIndexVal(subrIdx, k, &val, &ok); | |
1134 | if (ok) { | |
1135 | cvtGlyph(val.pos, val.len, charBuf, subrIdx, pDict, gFalse); | |
1136 | } | |
1137 | } else { | |
1138 | //~ error(-1, "Too few args to Type 2 callsubr"); | |
1139 | } | |
1140 | // don't clear the stack | |
1141 | break; | |
1142 | case 0x000b: // return | |
1143 | // don't clear the stack | |
1144 | break; | |
1145 | case 0x000e: // endchar / seac | |
1146 | if (firstOp) { | |
1147 | cvtGlyphWidth(nOps == 1 || nOps == 5, charBuf, pDict); | |
1148 | firstOp = gFalse; | |
1149 | } | |
1150 | if (openPath) { | |
1151 | charBuf->append((char)9); | |
1152 | openPath = gFalse; | |
1153 | } | |
1154 | if (nOps == 4) { | |
1155 | cvtNum(0, gFalse, charBuf); | |
1156 | cvtNum(ops[0].num, ops[0].isFP, charBuf); | |
1157 | cvtNum(ops[1].num, ops[1].isFP, charBuf); | |
1158 | cvtNum(ops[2].num, ops[2].isFP, charBuf); | |
1159 | cvtNum(ops[3].num, ops[3].isFP, charBuf); | |
1160 | charBuf->append((char)12)->append((char)6); | |
1161 | } else if (nOps == 0) { | |
1162 | charBuf->append((char)14); | |
1163 | } else { | |
1164 | //~ error(-1, "Wrong number of args (%d) to Type 2 endchar", nOps); | |
1165 | } | |
1166 | nOps = 0; | |
1167 | break; | |
1168 | case 0x000f: // (obsolete) | |
1169 | // this op is ignored, but we need the glyph width | |
1170 | if (firstOp) { | |
1171 | cvtGlyphWidth(nOps > 0, charBuf, pDict); | |
1172 | firstOp = gFalse; | |
1173 | } | |
1174 | nOps = 0; | |
1175 | break; | |
1176 | case 0x0010: // blend | |
1177 | //~ error(-1, "Unimplemented Type 2 charstring op: %d", file[i]); | |
1178 | nOps = 0; | |
1179 | break; | |
1180 | case 0x0012: // hstemhm | |
1181 | // ignored | |
1182 | if (firstOp) { | |
1183 | cvtGlyphWidth(nOps & 1, charBuf, pDict); | |
1184 | firstOp = gFalse; | |
1185 | } | |
1186 | if (nOps & 1) { | |
1187 | //~ error(-1, "Wrong number of args (%d) to Type 2 hstemhm", nOps); | |
1188 | } | |
1189 | nHints += nOps / 2; | |
1190 | nOps = 0; | |
1191 | break; | |
1192 | case 0x0013: // hintmask | |
1193 | // ignored | |
1194 | if (firstOp) { | |
1195 | cvtGlyphWidth(nOps & 1, charBuf, pDict); | |
1196 | firstOp = gFalse; | |
1197 | } | |
1198 | if (nOps > 0) { | |
1199 | if (nOps & 1) { | |
1200 | //~ error(-1, "Wrong number of args (%d) to Type 2 hintmask/vstemhm", | |
1201 | //~ nOps); | |
1202 | } | |
1203 | nHints += nOps / 2; | |
1204 | } | |
1205 | pos += (nHints + 7) >> 3; | |
1206 | nOps = 0; | |
1207 | break; | |
1208 | case 0x0014: // cntrmask | |
1209 | // ignored | |
1210 | if (firstOp) { | |
1211 | cvtGlyphWidth(nOps & 1, charBuf, pDict); | |
1212 | firstOp = gFalse; | |
1213 | } | |
1214 | if (nOps > 0) { | |
1215 | if (nOps & 1) { | |
1216 | //~ error(-1, "Wrong number of args (%d) to Type 2 cntrmask/vstemhm", | |
1217 | //~ nOps); | |
1218 | } | |
1219 | nHints += nOps / 2; | |
1220 | } | |
1221 | pos += (nHints + 7) >> 3; | |
1222 | nOps = 0; | |
1223 | break; | |
1224 | case 0x0015: // rmoveto | |
1225 | if (firstOp) { | |
1226 | cvtGlyphWidth(nOps == 3, charBuf, pDict); | |
1227 | firstOp = gFalse; | |
1228 | } | |
1229 | if (openPath) { | |
1230 | charBuf->append((char)9); | |
1231 | openPath = gFalse; | |
1232 | } | |
1233 | if (nOps != 2) { | |
1234 | //~ error(-1, "Wrong number of args (%d) to Type 2 rmoveto", nOps); | |
1235 | } | |
1236 | cvtNum(ops[0].num, ops[0].isFP, charBuf); | |
1237 | cvtNum(ops[1].num, ops[1].isFP, charBuf); | |
1238 | charBuf->append((char)21); | |
1239 | nOps = 0; | |
1240 | break; | |
1241 | case 0x0016: // hmoveto | |
1242 | if (firstOp) { | |
1243 | cvtGlyphWidth(nOps == 2, charBuf, pDict); | |
1244 | firstOp = gFalse; | |
1245 | } | |
1246 | if (openPath) { | |
1247 | charBuf->append((char)9); | |
1248 | openPath = gFalse; | |
1249 | } | |
1250 | if (nOps != 1) { | |
1251 | //~ error(-1, "Wrong number of args (%d) to Type 2 hmoveto", nOps); | |
1252 | } | |
1253 | cvtNum(ops[0].num, ops[0].isFP, charBuf); | |
1254 | charBuf->append((char)22); | |
1255 | nOps = 0; | |
1256 | break; | |
1257 | case 0x0017: // vstemhm | |
1258 | // ignored | |
1259 | if (firstOp) { | |
1260 | cvtGlyphWidth(nOps & 1, charBuf, pDict); | |
1261 | firstOp = gFalse; | |
1262 | } | |
1263 | if (nOps & 1) { | |
1264 | //~ error(-1, "Wrong number of args (%d) to Type 2 vstemhm", nOps); | |
1265 | } | |
1266 | nHints += nOps / 2; | |
1267 | nOps = 0; | |
1268 | break; | |
1269 | case 0x0018: // rcurveline | |
1270 | if (nOps < 8 || (nOps - 2) % 6 != 0) { | |
1271 | //~ error(-1, "Wrong number of args (%d) to Type 2 rcurveline", nOps); | |
1272 | } | |
1273 | for (k = 0; k < nOps - 2; k += 6) { | |
1274 | cvtNum(ops[k].num, ops[k].isFP, charBuf); | |
1275 | cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf); | |
1276 | cvtNum(ops[k+2].num, ops[k+2].isFP, charBuf); | |
1277 | cvtNum(ops[k+3].num, ops[k+3].isFP, charBuf); | |
1278 | cvtNum(ops[k+4].num, ops[k+4].isFP, charBuf); | |
1279 | cvtNum(ops[k+5].num, ops[k+5].isFP, charBuf); | |
1280 | charBuf->append((char)8); | |
1281 | } | |
1282 | cvtNum(ops[k].num, ops[k].isFP, charBuf); | |
1283 | cvtNum(ops[k+1].num, ops[k].isFP, charBuf); | |
1284 | charBuf->append((char)5); | |
1285 | nOps = 0; | |
1286 | openPath = gTrue; | |
1287 | break; | |
1288 | case 0x0019: // rlinecurve | |
1289 | if (nOps < 8 || (nOps - 6) % 2 != 0) { | |
1290 | //~ error(-1, "Wrong number of args (%d) to Type 2 rlinecurve", nOps); | |
1291 | } | |
1292 | for (k = 0; k < nOps - 6; k += 2) { | |
1293 | cvtNum(ops[k].num, ops[k].isFP, charBuf); | |
1294 | cvtNum(ops[k+1].num, ops[k].isFP, charBuf); | |
1295 | charBuf->append((char)5); | |
1296 | } | |
1297 | cvtNum(ops[k].num, ops[k].isFP, charBuf); | |
1298 | cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf); | |
1299 | cvtNum(ops[k+2].num, ops[k+2].isFP, charBuf); | |
1300 | cvtNum(ops[k+3].num, ops[k+3].isFP, charBuf); | |
1301 | cvtNum(ops[k+4].num, ops[k+4].isFP, charBuf); | |
1302 | cvtNum(ops[k+5].num, ops[k+5].isFP, charBuf); | |
1303 | charBuf->append((char)8); | |
1304 | nOps = 0; | |
1305 | openPath = gTrue; | |
1306 | break; | |
1307 | case 0x001a: // vvcurveto | |
1308 | if (nOps < 4 || !(nOps % 4 == 0 || (nOps-1) % 4 == 0)) { | |
1309 | //~ error(-1, "Wrong number of args (%d) to Type 2 vvcurveto", nOps); | |
1310 | } | |
1311 | if (nOps % 2 == 1) { | |
1312 | cvtNum(ops[0].num, ops[0].isFP, charBuf); | |
1313 | cvtNum(ops[1].num, ops[1].isFP, charBuf); | |
1314 | cvtNum(ops[2].num, ops[2].isFP, charBuf); | |
1315 | cvtNum(ops[3].num, ops[3].isFP, charBuf); | |
1316 | cvtNum(0, gFalse, charBuf); | |
1317 | cvtNum(ops[4].num, ops[4].isFP, charBuf); | |
1318 | charBuf->append((char)8); | |
1319 | k = 5; | |
1320 | } else { | |
1321 | k = 0; | |
1322 | } | |
1323 | for (; k < nOps; k += 4) { | |
1324 | cvtNum(0, gFalse, charBuf); | |
1325 | cvtNum(ops[k].num, ops[k].isFP, charBuf); | |
1326 | cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf); | |
1327 | cvtNum(ops[k+2].num, ops[k+2].isFP, charBuf); | |
1328 | cvtNum(0, gFalse, charBuf); | |
1329 | cvtNum(ops[k+3].num, ops[k+3].isFP, charBuf); | |
1330 | charBuf->append((char)8); | |
1331 | } | |
1332 | nOps = 0; | |
1333 | openPath = gTrue; | |
1334 | break; | |
1335 | case 0x001b: // hhcurveto | |
1336 | if (nOps < 4 || !(nOps % 4 == 0 || (nOps-1) % 4 == 0)) { | |
1337 | //~ error(-1, "Wrong number of args (%d) to Type 2 hhcurveto", nOps); | |
1338 | } | |
1339 | if (nOps % 2 == 1) { | |
1340 | cvtNum(ops[1].num, ops[1].isFP, charBuf); | |
1341 | cvtNum(ops[0].num, ops[0].isFP, charBuf); | |
1342 | cvtNum(ops[2].num, ops[2].isFP, charBuf); | |
1343 | cvtNum(ops[3].num, ops[3].isFP, charBuf); | |
1344 | cvtNum(ops[4].num, ops[4].isFP, charBuf); | |
1345 | cvtNum(0, gFalse, charBuf); | |
1346 | charBuf->append((char)8); | |
1347 | k = 5; | |
1348 | } else { | |
1349 | k = 0; | |
1350 | } | |
1351 | for (; k < nOps; k += 4) { | |
1352 | cvtNum(ops[k].num, ops[k].isFP, charBuf); | |
1353 | cvtNum(0, gFalse, charBuf); | |
1354 | cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf); | |
1355 | cvtNum(ops[k+2].num, ops[k+2].isFP, charBuf); | |
1356 | cvtNum(ops[k+3].num, ops[k+3].isFP, charBuf); | |
1357 | cvtNum(0, gFalse, charBuf); | |
1358 | charBuf->append((char)8); | |
1359 | } | |
1360 | nOps = 0; | |
1361 | openPath = gTrue; | |
1362 | break; | |
1363 | case 0x001d: // callgsubr | |
1364 | if (nOps >= 1) { | |
1365 | k = gsubrBias + (int)ops[nOps - 1].num; | |
1366 | --nOps; | |
1367 | ok = gTrue; | |
1368 | getIndexVal(&gsubrIdx, k, &val, &ok); | |
1369 | if (ok) { | |
1370 | cvtGlyph(val.pos, val.len, charBuf, subrIdx, pDict, gFalse); | |
1371 | } | |
1372 | } else { | |
1373 | //~ error(-1, "Too few args to Type 2 callgsubr"); | |
1374 | } | |
1375 | // don't clear the stack | |
1376 | break; | |
1377 | case 0x001e: // vhcurveto | |
1378 | if (nOps < 4 || !(nOps % 4 == 0 || (nOps-1) % 4 == 0)) { | |
1379 | //~ error(-1, "Wrong number of args (%d) to Type 2 vhcurveto", nOps); | |
1380 | } | |
1381 | for (k = 0; k < nOps && k != nOps-5; k += 4) { | |
1382 | if (k % 8 == 0) { | |
1383 | cvtNum(ops[k].num, ops[k].isFP, charBuf); | |
1384 | cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf); | |
1385 | cvtNum(ops[k+2].num, ops[k+2].isFP, charBuf); | |
1386 | cvtNum(ops[k+3].num, ops[k+3].isFP, charBuf); | |
1387 | charBuf->append((char)30); | |
1388 | } else { | |
1389 | cvtNum(ops[k].num, ops[k].isFP, charBuf); | |
1390 | cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf); | |
1391 | cvtNum(ops[k+2].num, ops[k+2].isFP, charBuf); | |
1392 | cvtNum(ops[k+3].num, ops[k+3].isFP, charBuf); | |
1393 | charBuf->append((char)31); | |
1394 | } | |
1395 | } | |
1396 | if (k == nOps-5) { | |
1397 | if (k % 8 == 0) { | |
1398 | cvtNum(0, gFalse, charBuf); | |
1399 | cvtNum(ops[k].num, ops[k].isFP, charBuf); | |
1400 | cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf); | |
1401 | cvtNum(ops[k+2].num, ops[k+2].isFP, charBuf); | |
1402 | cvtNum(ops[k+3].num, ops[k+3].isFP, charBuf); | |
1403 | cvtNum(ops[k+4].num, ops[k+4].isFP, charBuf); | |
1404 | } else { | |
1405 | cvtNum(ops[k].num, ops[k].isFP, charBuf); | |
1406 | cvtNum(0, gFalse, charBuf); | |
1407 | cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf); | |
1408 | cvtNum(ops[k+2].num, ops[k+2].isFP, charBuf); | |
1409 | cvtNum(ops[k+4].num, ops[k+4].isFP, charBuf); | |
1410 | cvtNum(ops[k+3].num, ops[k+3].isFP, charBuf); | |
1411 | } | |
1412 | charBuf->append((char)8); | |
1413 | } | |
1414 | nOps = 0; | |
1415 | openPath = gTrue; | |
1416 | break; | |
1417 | case 0x001f: // hvcurveto | |
1418 | if (nOps < 4 || !(nOps % 4 == 0 || (nOps-1) % 4 == 0)) { | |
1419 | //~ error(-1, "Wrong number of args (%d) to Type 2 hvcurveto", nOps); | |
1420 | } | |
1421 | for (k = 0; k < nOps && k != nOps-5; k += 4) { | |
1422 | if (k % 8 == 0) { | |
1423 | cvtNum(ops[k].num, ops[k].isFP, charBuf); | |
1424 | cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf); | |
1425 | cvtNum(ops[k+2].num, ops[k+2].isFP, charBuf); | |
1426 | cvtNum(ops[k+3].num, ops[k+3].isFP, charBuf); | |
1427 | charBuf->append((char)31); | |
1428 | } else { | |
1429 | cvtNum(ops[k].num, ops[k].isFP, charBuf); | |
1430 | cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf); | |
1431 | cvtNum(ops[k+2].num, ops[k+2].isFP, charBuf); | |
1432 | cvtNum(ops[k+3].num, ops[k+3].isFP, charBuf); | |
1433 | charBuf->append((char)30); | |
1434 | } | |
1435 | } | |
1436 | if (k == nOps-5) { | |
1437 | if (k % 8 == 0) { | |
1438 | cvtNum(ops[k].num, ops[k].isFP, charBuf); | |
1439 | cvtNum(0, gFalse, charBuf); | |
1440 | cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf); | |
1441 | cvtNum(ops[k+2].num, ops[k+2].isFP, charBuf); | |
1442 | cvtNum(ops[k+4].num, ops[k+4].isFP, charBuf); | |
1443 | cvtNum(ops[k+3].num, ops[k+3].isFP, charBuf); | |
1444 | } else { | |
1445 | cvtNum(0, gFalse, charBuf); | |
1446 | cvtNum(ops[k].num, ops[k].isFP, charBuf); | |
1447 | cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf); | |
1448 | cvtNum(ops[k+2].num, ops[k+2].isFP, charBuf); | |
1449 | cvtNum(ops[k+3].num, ops[k+3].isFP, charBuf); | |
1450 | cvtNum(ops[k+4].num, ops[k+4].isFP, charBuf); | |
1451 | } | |
1452 | charBuf->append((char)8); | |
1453 | } | |
1454 | nOps = 0; | |
1455 | openPath = gTrue; | |
1456 | break; | |
1457 | case 0x0c00: // dotsection (should be Type 1 only?) | |
1458 | // ignored | |
1459 | nOps = 0; | |
1460 | break; | |
1461 | case 0x0c03: // and | |
1462 | case 0x0c04: // or | |
1463 | case 0x0c05: // not | |
1464 | case 0x0c08: // store | |
1465 | case 0x0c09: // abs | |
1466 | case 0x0c0a: // add | |
1467 | case 0x0c0b: // sub | |
1468 | case 0x0c0c: // div | |
1469 | case 0x0c0d: // load | |
1470 | case 0x0c0e: // neg | |
1471 | case 0x0c0f: // eq | |
1472 | case 0x0c12: // drop | |
1473 | case 0x0c14: // put | |
1474 | case 0x0c15: // get | |
1475 | case 0x0c16: // ifelse | |
1476 | case 0x0c17: // random | |
1477 | case 0x0c18: // mul | |
1478 | case 0x0c1a: // sqrt | |
1479 | case 0x0c1b: // dup | |
1480 | case 0x0c1c: // exch | |
1481 | case 0x0c1d: // index | |
1482 | case 0x0c1e: // roll | |
1483 | //~ error(-1, "Unimplemented Type 2 charstring op: 12.%d", file[i+1]); | |
1484 | nOps = 0; | |
1485 | break; | |
1486 | case 0x0c22: // hflex | |
1487 | if (nOps != 7) { | |
1488 | //~ error(-1, "Wrong number of args (%d) to Type 2 hflex", nOps); | |
1489 | } | |
1490 | cvtNum(ops[0].num, ops[0].isFP, charBuf); | |
1491 | cvtNum(0, gFalse, charBuf); | |
1492 | cvtNum(ops[1].num, ops[1].isFP, charBuf); | |
1493 | cvtNum(ops[2].num, ops[2].isFP, charBuf); | |
1494 | cvtNum(ops[3].num, ops[3].isFP, charBuf); | |
1495 | cvtNum(0, gFalse, charBuf); | |
1496 | charBuf->append((char)8); | |
1497 | cvtNum(ops[4].num, ops[4].isFP, charBuf); | |
1498 | cvtNum(0, gFalse, charBuf); | |
1499 | cvtNum(ops[5].num, ops[5].isFP, charBuf); | |
1500 | cvtNum(-ops[2].num, ops[2].isFP, charBuf); | |
1501 | cvtNum(ops[6].num, ops[6].isFP, charBuf); | |
1502 | cvtNum(0, gFalse, charBuf); | |
1503 | charBuf->append((char)8); | |
1504 | nOps = 0; | |
1505 | openPath = gTrue; | |
1506 | break; | |
1507 | case 0x0c23: // flex | |
1508 | if (nOps != 13) { | |
1509 | //~ error(-1, "Wrong number of args (%d) to Type 2 flex", nOps); | |
1510 | } | |
1511 | cvtNum(ops[0].num, ops[0].isFP, charBuf); | |
1512 | cvtNum(ops[1].num, ops[1].isFP, charBuf); | |
1513 | cvtNum(ops[2].num, ops[2].isFP, charBuf); | |
1514 | cvtNum(ops[3].num, ops[3].isFP, charBuf); | |
1515 | cvtNum(ops[4].num, ops[4].isFP, charBuf); | |
1516 | cvtNum(ops[5].num, ops[5].isFP, charBuf); | |
1517 | charBuf->append((char)8); | |
1518 | cvtNum(ops[6].num, ops[6].isFP, charBuf); | |
1519 | cvtNum(ops[7].num, ops[7].isFP, charBuf); | |
1520 | cvtNum(ops[8].num, ops[8].isFP, charBuf); | |
1521 | cvtNum(ops[9].num, ops[9].isFP, charBuf); | |
1522 | cvtNum(ops[10].num, ops[10].isFP, charBuf); | |
1523 | cvtNum(ops[11].num, ops[11].isFP, charBuf); | |
1524 | charBuf->append((char)8); | |
1525 | nOps = 0; | |
1526 | openPath = gTrue; | |
1527 | break; | |
1528 | case 0x0c24: // hflex1 | |
1529 | if (nOps != 9) { | |
1530 | //~ error(-1, "Wrong number of args (%d) to Type 2 hflex1", nOps); | |
1531 | } | |
1532 | cvtNum(ops[0].num, ops[0].isFP, charBuf); | |
1533 | cvtNum(ops[1].num, ops[1].isFP, charBuf); | |
1534 | cvtNum(ops[2].num, ops[2].isFP, charBuf); | |
1535 | cvtNum(ops[3].num, ops[3].isFP, charBuf); | |
1536 | cvtNum(ops[4].num, ops[4].isFP, charBuf); | |
1537 | cvtNum(0, gFalse, charBuf); | |
1538 | charBuf->append((char)8); | |
1539 | cvtNum(ops[5].num, ops[5].isFP, charBuf); | |
1540 | cvtNum(0, gFalse, charBuf); | |
1541 | cvtNum(ops[6].num, ops[6].isFP, charBuf); | |
1542 | cvtNum(ops[7].num, ops[7].isFP, charBuf); | |
1543 | cvtNum(ops[8].num, ops[8].isFP, charBuf); | |
1544 | cvtNum(-(ops[1].num + ops[3].num + ops[7].num), | |
1545 | ops[1].isFP | ops[3].isFP | ops[7].isFP, charBuf); | |
1546 | charBuf->append((char)8); | |
1547 | nOps = 0; | |
1548 | openPath = gTrue; | |
1549 | break; | |
1550 | case 0x0c25: // flex1 | |
1551 | if (nOps != 11) { | |
1552 | //~ error(-1, "Wrong number of args (%d) to Type 2 flex1", nOps); | |
1553 | } | |
1554 | cvtNum(ops[0].num, ops[0].isFP, charBuf); | |
1555 | cvtNum(ops[1].num, ops[1].isFP, charBuf); | |
1556 | cvtNum(ops[2].num, ops[2].isFP, charBuf); | |
1557 | cvtNum(ops[3].num, ops[3].isFP, charBuf); | |
1558 | cvtNum(ops[4].num, ops[4].isFP, charBuf); | |
1559 | cvtNum(ops[5].num, ops[5].isFP, charBuf); | |
1560 | charBuf->append((char)8); | |
1561 | cvtNum(ops[6].num, ops[6].isFP, charBuf); | |
1562 | cvtNum(ops[7].num, ops[7].isFP, charBuf); | |
1563 | cvtNum(ops[8].num, ops[8].isFP, charBuf); | |
1564 | cvtNum(ops[9].num, ops[9].isFP, charBuf); | |
1565 | dx = ops[0].num + ops[2].num + ops[4].num + ops[6].num + ops[8].num; | |
1566 | dy = ops[1].num + ops[3].num + ops[5].num + ops[7].num + ops[9].num; | |
1567 | if (fabs(dx) > fabs(dy)) { | |
1568 | cvtNum(ops[10].num, ops[10].isFP, charBuf); | |
1569 | cvtNum(-dy, ops[1].isFP | ops[3].isFP | ops[5].isFP | | |
1570 | ops[7].isFP | ops[9].isFP, charBuf); | |
1571 | } else { | |
1572 | cvtNum(-dx, ops[0].isFP | ops[2].isFP | ops[4].isFP | | |
1573 | ops[6].isFP | ops[8].isFP, charBuf); | |
1574 | cvtNum(ops[10].num, ops[10].isFP, charBuf); | |
1575 | } | |
1576 | charBuf->append((char)8); | |
1577 | nOps = 0; | |
1578 | openPath = gTrue; | |
1579 | break; | |
1580 | default: | |
1581 | //~ error(-1, "Illegal Type 2 charstring op: %04x", | |
1582 | //~ ops[nOps].op); | |
1583 | nOps = 0; | |
1584 | break; | |
1585 | } | |
1586 | } | |
1587 | } | |
1588 | ||
1589 | // charstring encryption | |
1590 | if (top) { | |
1591 | r2 = 4330; | |
1592 | for (i = start; i < charBuf->getLength(); ++i) { | |
1593 | byte = charBuf->getChar(i) ^ (r2 >> 8); | |
1594 | charBuf->setChar(i, byte); | |
1595 | r2 = (byte + r2) * 52845 + 22719; | |
1596 | } | |
1597 | } | |
1598 | } | |
1599 | ||
1600 | void FoFiType1C::cvtGlyphWidth(GBool useOp, GString *charBuf, | |
1601 | Type1CPrivateDict *pDict) { | |
1602 | double w; | |
1603 | GBool wFP; | |
1604 | int i; | |
1605 | ||
1606 | if (useOp) { | |
1607 | w = pDict->nominalWidthX + ops[0].num; | |
1608 | wFP = pDict->nominalWidthXFP | ops[0].isFP; | |
1609 | for (i = 1; i < nOps; ++i) { | |
1610 | ops[i-1] = ops[i]; | |
1611 | } | |
1612 | --nOps; | |
1613 | } else { | |
1614 | w = pDict->defaultWidthX; | |
1615 | wFP = pDict->defaultWidthXFP; | |
1616 | } | |
1617 | cvtNum(0, gFalse, charBuf); | |
1618 | cvtNum(w, wFP, charBuf); | |
1619 | charBuf->append((char)13); | |
1620 | } | |
1621 | ||
1622 | void FoFiType1C::cvtNum(double x, GBool isFP, GString *charBuf) { | |
1623 | Guchar buf[12]; | |
1624 | int y, n; | |
1625 | ||
1626 | n = 0; | |
1627 | if (isFP) { | |
1628 | if (x >= -32768 && x < 32768) { | |
1629 | y = (int)(x * 256.0); | |
1630 | buf[0] = 255; | |
1631 | buf[1] = (Guchar)(y >> 24); | |
1632 | buf[2] = (Guchar)(y >> 16); | |
1633 | buf[3] = (Guchar)(y >> 8); | |
1634 | buf[4] = (Guchar)y; | |
1635 | buf[5] = 255; | |
1636 | buf[6] = 0; | |
1637 | buf[7] = 0; | |
1638 | buf[8] = 1; | |
1639 | buf[9] = 0; | |
1640 | buf[10] = 12; | |
1641 | buf[11] = 12; | |
1642 | n = 12; | |
1643 | } else { | |
1644 | //~ error(-1, "Type 2 fixed point constant out of range"); | |
1645 | } | |
1646 | } else { | |
1647 | y = (int)x; | |
1648 | if (y >= -107 && y <= 107) { | |
1649 | buf[0] = (Guchar)(y + 139); | |
1650 | n = 1; | |
1651 | } else if (y > 107 && y <= 1131) { | |
1652 | y -= 108; | |
1653 | buf[0] = (Guchar)((y >> 8) + 247); | |
1654 | buf[1] = (Guchar)(y & 0xff); | |
1655 | n = 2; | |
1656 | } else if (y < -107 && y >= -1131) { | |
1657 | y = -y - 108; | |
1658 | buf[0] = (Guchar)((y >> 8) + 251); | |
1659 | buf[1] = (Guchar)(y & 0xff); | |
1660 | n = 2; | |
1661 | } else { | |
1662 | buf[0] = 255; | |
1663 | buf[1] = (Guchar)(y >> 24); | |
1664 | buf[2] = (Guchar)(y >> 16); | |
1665 | buf[3] = (Guchar)(y >> 8); | |
1666 | buf[4] = (Guchar)y; | |
1667 | n = 5; | |
1668 | } | |
1669 | } | |
1670 | charBuf->append((char *)buf, n); | |
1671 | } | |
1672 | ||
1673 | void FoFiType1C::eexecWrite(Type1CEexecBuf *eb, char *s) { | |
1674 | Guchar *p; | |
1675 | Guchar x; | |
1676 | ||
1677 | for (p = (Guchar *)s; *p; ++p) { | |
1678 | x = *p ^ (eb->r1 >> 8); | |
1679 | eb->r1 = (x + eb->r1) * 52845 + 22719; | |
1680 | if (eb->ascii) { | |
1681 | (*eb->outputFunc)(eb->outputStream, &hexChars[x >> 4], 1); | |
1682 | (*eb->outputFunc)(eb->outputStream, &hexChars[x & 0x0f], 1); | |
1683 | eb->line += 2; | |
1684 | if (eb->line == 64) { | |
1685 | (*eb->outputFunc)(eb->outputStream, "\n", 1); | |
1686 | eb->line = 0; | |
1687 | } | |
1688 | } else { | |
1689 | (*eb->outputFunc)(eb->outputStream, (char *)&x, 1); | |
1690 | } | |
1691 | } | |
1692 | } | |
1693 | ||
1694 | void FoFiType1C::eexecWriteCharstring(Type1CEexecBuf *eb, | |
1695 | Guchar *s, int n) { | |
1696 | Guchar x; | |
1697 | int i; | |
1698 | ||
1699 | // eexec encryption | |
1700 | for (i = 0; i < n; ++i) { | |
1701 | x = s[i] ^ (eb->r1 >> 8); | |
1702 | eb->r1 = (x + eb->r1) * 52845 + 22719; | |
1703 | if (eb->ascii) { | |
1704 | (*eb->outputFunc)(eb->outputStream, &hexChars[x >> 4], 1); | |
1705 | (*eb->outputFunc)(eb->outputStream, &hexChars[x & 0x0f], 1); | |
1706 | eb->line += 2; | |
1707 | if (eb->line == 64) { | |
1708 | (*eb->outputFunc)(eb->outputStream, "\n", 1); | |
1709 | eb->line = 0; | |
1710 | } | |
1711 | } else { | |
1712 | (*eb->outputFunc)(eb->outputStream, (char *)&x, 1); | |
1713 | } | |
1714 | } | |
1715 | } | |
1716 | ||
1717 | GBool FoFiType1C::parse() { | |
1718 | Type1CIndex fdIdx; | |
1719 | Type1CIndexVal val; | |
1720 | int i; | |
1721 | ||
1722 | parsedOk = gTrue; | |
1723 | ||
1724 | // some tools embed Type 1C fonts with an extra whitespace char at | |
1725 | // the beginning | |
1726 | if (len > 0 && file[0] != '\x01') { | |
1727 | ++file; | |
1728 | --len; | |
1729 | } | |
1730 | ||
1731 | // find the indexes | |
1732 | getIndex(getU8(2, &parsedOk), &nameIdx, &parsedOk); | |
1733 | getIndex(nameIdx.endPos, &topDictIdx, &parsedOk); | |
1734 | getIndex(topDictIdx.endPos, &stringIdx, &parsedOk); | |
1735 | getIndex(stringIdx.endPos, &gsubrIdx, &parsedOk); | |
1736 | if (!parsedOk) { | |
1737 | return gFalse; | |
1738 | } | |
1739 | gsubrBias = (gsubrIdx.len < 1240) ? 107 | |
1740 | : (gsubrIdx.len < 33900) ? 1131 : 32768; | |
1741 | ||
1742 | // read the first font name | |
1743 | getIndexVal(&nameIdx, 0, &val, &parsedOk); | |
1744 | if (!parsedOk) { | |
1745 | return gFalse; | |
1746 | } | |
1747 | name = new GString((char *)&file[val.pos], val.len); | |
1748 | ||
1749 | // read the top dict for the first font | |
1750 | readTopDict(); | |
1751 | ||
1752 | // for CID fonts: read the FDArray dicts and private dicts | |
1753 | if (topDict.firstOp == 0x0c1e) { | |
1754 | if (topDict.fdArrayOffset == 0) { | |
1755 | nFDs = 1; | |
1756 | privateDicts = (Type1CPrivateDict *)gmalloc(sizeof(Type1CPrivateDict)); | |
1757 | readPrivateDict(0, 0, &privateDicts[0]); | |
1758 | } else { | |
1759 | getIndex(topDict.fdArrayOffset, &fdIdx, &parsedOk); | |
1760 | if (!parsedOk) { | |
1761 | return gFalse; | |
1762 | } | |
1763 | nFDs = fdIdx.len; | |
1764 | privateDicts = (Type1CPrivateDict *) | |
1765 | gmallocn(nFDs, sizeof(Type1CPrivateDict)); | |
1766 | for (i = 0; i < nFDs; ++i) { | |
1767 | getIndexVal(&fdIdx, i, &val, &parsedOk); | |
1768 | if (!parsedOk) { | |
1769 | return gFalse; | |
1770 | } | |
1771 | readFD(val.pos, val.len, &privateDicts[i]); | |
1772 | } | |
1773 | } | |
1774 | ||
1775 | // for 8-bit fonts: read the private dict | |
1776 | } else { | |
1777 | privateDicts = (Type1CPrivateDict *)gmalloc(sizeof(Type1CPrivateDict)); | |
1778 | readPrivateDict(topDict.privateOffset, topDict.privateSize, | |
1779 | &privateDicts[0]); | |
1780 | } | |
1781 | ||
1782 | // check for parse errors in the private dict(s) | |
1783 | if (!parsedOk) { | |
1784 | return gFalse; | |
1785 | } | |
1786 | ||
1787 | // get the charstrings index | |
1788 | if (topDict.charStringsOffset <= 0) { | |
1789 | parsedOk = gFalse; | |
1790 | return gFalse; | |
1791 | } | |
1792 | getIndex(topDict.charStringsOffset, &charStringsIdx, &parsedOk); | |
1793 | if (!parsedOk) { | |
1794 | return gFalse; | |
1795 | } | |
1796 | nGlyphs = charStringsIdx.len; | |
1797 | ||
1798 | // for CID fonts: read the FDSelect table | |
1799 | if (topDict.firstOp == 0x0c1e) { | |
1800 | readFDSelect(); | |
1801 | if (!parsedOk) { | |
1802 | return gFalse; | |
1803 | } | |
1804 | } | |
1805 | ||
1806 | // read the charset | |
1807 | if (!readCharset()) { | |
1808 | parsedOk = gFalse; | |
1809 | return gFalse; | |
1810 | } | |
1811 | ||
1812 | // for 8-bit fonts: build the encoding | |
1813 | if (topDict.firstOp != 0x0c14 && topDict.firstOp != 0x0c1e) { | |
1814 | buildEncoding(); | |
1815 | if (!parsedOk) { | |
1816 | return gFalse; | |
1817 | } | |
1818 | } | |
1819 | ||
1820 | return parsedOk; | |
1821 | } | |
1822 | ||
1823 | void FoFiType1C::readTopDict() { | |
1824 | Type1CIndexVal topDictPtr; | |
1825 | int pos; | |
1826 | ||
1827 | topDict.firstOp = -1; | |
1828 | topDict.versionSID = 0; | |
1829 | topDict.noticeSID = 0; | |
1830 | topDict.copyrightSID = 0; | |
1831 | topDict.fullNameSID = 0; | |
1832 | topDict.familyNameSID = 0; | |
1833 | topDict.weightSID = 0; | |
1834 | topDict.isFixedPitch = 0; | |
1835 | topDict.italicAngle = 0; | |
1836 | topDict.underlinePosition = -100; | |
1837 | topDict.underlineThickness = 50; | |
1838 | topDict.paintType = 0; | |
1839 | topDict.charstringType = 2; | |
1840 | topDict.fontMatrix[0] = 0.001; | |
1841 | topDict.fontMatrix[1] = 0; | |
1842 | topDict.fontMatrix[2] = 0; | |
1843 | topDict.fontMatrix[3] = 0.001; | |
1844 | topDict.fontMatrix[4] = 0; | |
1845 | topDict.fontMatrix[5] = 0; | |
1846 | topDict.hasFontMatrix = gFalse; | |
1847 | topDict.uniqueID = 0; | |
1848 | topDict.fontBBox[0] = 0; | |
1849 | topDict.fontBBox[1] = 0; | |
1850 | topDict.fontBBox[2] = 0; | |
1851 | topDict.fontBBox[3] = 0; | |
1852 | topDict.strokeWidth = 0; | |
1853 | topDict.charsetOffset = 0; | |
1854 | topDict.encodingOffset = 0; | |
1855 | topDict.charStringsOffset = 0; | |
1856 | topDict.privateSize = 0; | |
1857 | topDict.privateOffset = 0; | |
1858 | topDict.registrySID = 0; | |
1859 | topDict.orderingSID = 0; | |
1860 | topDict.supplement = 0; | |
1861 | topDict.fdArrayOffset = 0; | |
1862 | topDict.fdSelectOffset = 0; | |
1863 | ||
1864 | getIndexVal(&topDictIdx, 0, &topDictPtr, &parsedOk); | |
1865 | pos = topDictPtr.pos; | |
1866 | nOps = 0; | |
1867 | while (pos < topDictPtr.pos + topDictPtr.len) { | |
1868 | pos = getOp(pos, gFalse, &parsedOk); | |
1869 | if (!parsedOk) { | |
1870 | break; | |
1871 | } | |
1872 | if (!ops[nOps - 1].isNum) { | |
1873 | --nOps; // drop the operator | |
1874 | if (topDict.firstOp < 0) { | |
1875 | topDict.firstOp = ops[nOps].op; | |
1876 | } | |
1877 | switch (ops[nOps].op) { | |
1878 | case 0x0000: topDict.versionSID = (int)ops[0].num; break; | |
1879 | case 0x0001: topDict.noticeSID = (int)ops[0].num; break; | |
1880 | case 0x0c00: topDict.copyrightSID = (int)ops[0].num; break; | |
1881 | case 0x0002: topDict.fullNameSID = (int)ops[0].num; break; | |
1882 | case 0x0003: topDict.familyNameSID = (int)ops[0].num; break; | |
1883 | case 0x0004: topDict.weightSID = (int)ops[0].num; break; | |
1884 | case 0x0c01: topDict.isFixedPitch = (int)ops[0].num; break; | |
1885 | case 0x0c02: topDict.italicAngle = ops[0].num; break; | |
1886 | case 0x0c03: topDict.underlinePosition = ops[0].num; break; | |
1887 | case 0x0c04: topDict.underlineThickness = ops[0].num; break; | |
1888 | case 0x0c05: topDict.paintType = (int)ops[0].num; break; | |
1889 | case 0x0c06: topDict.charstringType = (int)ops[0].num; break; | |
1890 | case 0x0c07: topDict.fontMatrix[0] = ops[0].num; | |
1891 | topDict.fontMatrix[1] = ops[1].num; | |
1892 | topDict.fontMatrix[2] = ops[2].num; | |
1893 | topDict.fontMatrix[3] = ops[3].num; | |
1894 | topDict.fontMatrix[4] = ops[4].num; | |
1895 | topDict.fontMatrix[5] = ops[5].num; | |
1896 | topDict.hasFontMatrix = gTrue; break; | |
1897 | case 0x000d: topDict.uniqueID = (int)ops[0].num; break; | |
1898 | case 0x0005: topDict.fontBBox[0] = ops[0].num; | |
1899 | topDict.fontBBox[1] = ops[1].num; | |
1900 | topDict.fontBBox[2] = ops[2].num; | |
1901 | topDict.fontBBox[3] = ops[3].num; break; | |
1902 | case 0x0c08: topDict.strokeWidth = ops[0].num; break; | |
1903 | case 0x000f: topDict.charsetOffset = (int)ops[0].num; break; | |
1904 | case 0x0010: topDict.encodingOffset = (int)ops[0].num; break; | |
1905 | case 0x0011: topDict.charStringsOffset = (int)ops[0].num; break; | |
1906 | case 0x0012: topDict.privateSize = (int)ops[0].num; | |
1907 | topDict.privateOffset = (int)ops[1].num; break; | |
1908 | case 0x0c1e: topDict.registrySID = (int)ops[0].num; | |
1909 | topDict.orderingSID = (int)ops[1].num; | |
1910 | topDict.supplement = (int)ops[2].num; break; | |
1911 | case 0x0c24: topDict.fdArrayOffset = (int)ops[0].num; break; | |
1912 | case 0x0c25: topDict.fdSelectOffset = (int)ops[0].num; break; | |
1913 | } | |
1914 | nOps = 0; | |
1915 | } | |
1916 | } | |
1917 | } | |
1918 | ||
1919 | // Read a CID font dict (FD) - this pulls out the private dict | |
1920 | // pointer, and reads the private dict. It also pulls the FontMatrix | |
1921 | // (if any) out of the FD. | |
1922 | void FoFiType1C::readFD(int offset, int length, Type1CPrivateDict *pDict) { | |
1923 | int pos, pSize, pOffset; | |
1924 | double fontMatrix[6]; | |
1925 | GBool hasFontMatrix; | |
1926 | ||
1927 | hasFontMatrix = gFalse; | |
1928 | pSize = pOffset = 0; | |
1929 | pos = offset; | |
1930 | nOps = 0; | |
1931 | while (pos < offset + length) { | |
1932 | pos = getOp(pos, gFalse, &parsedOk); | |
1933 | if (!parsedOk) { | |
1934 | return; | |
1935 | } | |
1936 | if (!ops[nOps - 1].isNum) { | |
1937 | if (ops[nOps - 1].op == 0x0012) { | |
1938 | if (nOps < 3) { | |
1939 | parsedOk = gFalse; | |
1940 | return; | |
1941 | } | |
1942 | pSize = (int)ops[0].num; | |
1943 | pOffset = (int)ops[1].num; | |
1944 | break; | |
1945 | } else if (ops[nOps - 1].op == 0x0c07) { | |
1946 | fontMatrix[0] = ops[0].num; | |
1947 | fontMatrix[1] = ops[1].num; | |
1948 | fontMatrix[2] = ops[2].num; | |
1949 | fontMatrix[3] = ops[3].num; | |
1950 | fontMatrix[4] = ops[4].num; | |
1951 | fontMatrix[5] = ops[5].num; | |
1952 | hasFontMatrix = gTrue; | |
1953 | } | |
1954 | nOps = 0; | |
1955 | } | |
1956 | } | |
1957 | readPrivateDict(pOffset, pSize, pDict); | |
1958 | if (hasFontMatrix) { | |
1959 | pDict->fontMatrix[0] = fontMatrix[0]; | |
1960 | pDict->fontMatrix[1] = fontMatrix[1]; | |
1961 | pDict->fontMatrix[2] = fontMatrix[2]; | |
1962 | pDict->fontMatrix[3] = fontMatrix[3]; | |
1963 | pDict->fontMatrix[4] = fontMatrix[4]; | |
1964 | pDict->fontMatrix[5] = fontMatrix[5]; | |
1965 | pDict->hasFontMatrix = gTrue; | |
1966 | } | |
1967 | } | |
1968 | ||
1969 | void FoFiType1C::readPrivateDict(int offset, int length, | |
1970 | Type1CPrivateDict *pDict) { | |
1971 | int pos; | |
1972 | ||
1973 | pDict->hasFontMatrix = gFalse; | |
1974 | pDict->nBlueValues = 0; | |
1975 | pDict->nOtherBlues = 0; | |
1976 | pDict->nFamilyBlues = 0; | |
1977 | pDict->nFamilyOtherBlues = 0; | |
1978 | pDict->blueScale = 0.039625; | |
1979 | pDict->blueShift = 7; | |
1980 | pDict->blueFuzz = 1; | |
1981 | pDict->hasStdHW = gFalse; | |
1982 | pDict->hasStdVW = gFalse; | |
1983 | pDict->nStemSnapH = 0; | |
1984 | pDict->nStemSnapV = 0; | |
1985 | pDict->hasForceBold = gFalse; | |
1986 | pDict->forceBoldThreshold = 0; | |
1987 | pDict->languageGroup = 0; | |
1988 | pDict->expansionFactor = 0.06; | |
1989 | pDict->initialRandomSeed = 0; | |
1990 | pDict->subrsOffset = 0; | |
1991 | pDict->defaultWidthX = 0; | |
1992 | pDict->defaultWidthXFP = gFalse; | |
1993 | pDict->nominalWidthX = 0; | |
1994 | pDict->nominalWidthXFP = gFalse; | |
1995 | ||
1996 | // no dictionary | |
1997 | if (offset == 0 || length == 0) { | |
1998 | return; | |
1999 | } | |
2000 | ||
2001 | pos = offset; | |
2002 | nOps = 0; | |
2003 | while (pos < offset + length) { | |
2004 | pos = getOp(pos, gFalse, &parsedOk); | |
2005 | if (!parsedOk) { | |
2006 | break; | |
2007 | } | |
2008 | if (!ops[nOps - 1].isNum) { | |
2009 | --nOps; // drop the operator | |
2010 | switch (ops[nOps].op) { | |
2011 | case 0x0006: | |
2012 | pDict->nBlueValues = getDeltaIntArray(pDict->blueValues, | |
2013 | type1CMaxBlueValues); | |
2014 | break; | |
2015 | case 0x0007: | |
2016 | pDict->nOtherBlues = getDeltaIntArray(pDict->otherBlues, | |
2017 | type1CMaxOtherBlues); | |
2018 | break; | |
2019 | case 0x0008: | |
2020 | pDict->nFamilyBlues = getDeltaIntArray(pDict->familyBlues, | |
2021 | type1CMaxBlueValues); | |
2022 | break; | |
2023 | case 0x0009: | |
2024 | pDict->nFamilyOtherBlues = getDeltaIntArray(pDict->familyOtherBlues, | |
2025 | type1CMaxOtherBlues); | |
2026 | break; | |
2027 | case 0x0c09: | |
2028 | pDict->blueScale = ops[0].num; | |
2029 | break; | |
2030 | case 0x0c0a: | |
2031 | pDict->blueShift = (int)ops[0].num; | |
2032 | break; | |
2033 | case 0x0c0b: | |
2034 | pDict->blueFuzz = (int)ops[0].num; | |
2035 | break; | |
2036 | case 0x000a: | |
2037 | pDict->stdHW = ops[0].num; | |
2038 | pDict->hasStdHW = gTrue; | |
2039 | break; | |
2040 | case 0x000b: | |
2041 | pDict->stdVW = ops[0].num; | |
2042 | pDict->hasStdVW = gTrue; | |
2043 | break; | |
2044 | case 0x0c0c: | |
2045 | pDict->nStemSnapH = getDeltaFPArray(pDict->stemSnapH, | |
2046 | type1CMaxStemSnap); | |
2047 | break; | |
2048 | case 0x0c0d: | |
2049 | pDict->nStemSnapV = getDeltaFPArray(pDict->stemSnapV, | |
2050 | type1CMaxStemSnap); | |
2051 | break; | |
2052 | case 0x0c0e: | |
2053 | pDict->forceBold = ops[0].num != 0; | |
2054 | pDict->hasForceBold = gTrue; | |
2055 | break; | |
2056 | case 0x0c0f: | |
2057 | pDict->forceBoldThreshold = ops[0].num; | |
2058 | break; | |
2059 | case 0x0c11: | |
2060 | pDict->languageGroup = (int)ops[0].num; | |
2061 | break; | |
2062 | case 0x0c12: | |
2063 | pDict->expansionFactor = ops[0].num; | |
2064 | break; | |
2065 | case 0x0c13: | |
2066 | pDict->initialRandomSeed = (int)ops[0].num; | |
2067 | break; | |
2068 | case 0x0013: | |
2069 | pDict->subrsOffset = offset + (int)ops[0].num; | |
2070 | break; | |
2071 | case 0x0014: | |
2072 | pDict->defaultWidthX = ops[0].num; | |
2073 | pDict->defaultWidthXFP = ops[0].isFP; | |
2074 | break; | |
2075 | case 0x0015: | |
2076 | pDict->nominalWidthX = ops[0].num; | |
2077 | pDict->nominalWidthXFP = ops[0].isFP; | |
2078 | break; | |
2079 | } | |
2080 | nOps = 0; | |
2081 | } | |
2082 | } | |
2083 | } | |
2084 | ||
2085 | void FoFiType1C::readFDSelect() { | |
2086 | int fdSelectFmt, pos, nRanges, gid0, gid1, fd, i, j; | |
2087 | ||
2088 | fdSelect = (Guchar *)gmalloc(nGlyphs); | |
2089 | if (topDict.fdSelectOffset == 0) { | |
2090 | for (i = 0; i < nGlyphs; ++i) { | |
2091 | fdSelect[i] = 0; | |
2092 | } | |
2093 | } else { | |
2094 | pos = topDict.fdSelectOffset; | |
2095 | fdSelectFmt = getU8(pos++, &parsedOk); | |
2096 | if (!parsedOk) { | |
2097 | return; | |
2098 | } | |
2099 | if (fdSelectFmt == 0) { | |
2100 | if (!checkRegion(pos, nGlyphs)) { | |
2101 | parsedOk = gFalse; | |
2102 | return; | |
2103 | } | |
2104 | memcpy(fdSelect, file + pos, nGlyphs); | |
2105 | } else if (fdSelectFmt == 3) { | |
2106 | nRanges = getU16BE(pos, &parsedOk); | |
2107 | pos += 2; | |
2108 | gid0 = getU16BE(pos, &parsedOk); | |
2109 | pos += 2; | |
2110 | for (i = 1; i <= nRanges; ++i) { | |
2111 | fd = getU8(pos++, &parsedOk); | |
2112 | gid1 = getU16BE(pos, &parsedOk); | |
2113 | if (!parsedOk) { | |
2114 | return; | |
2115 | } | |
2116 | pos += 2; | |
2117 | if (gid0 > gid1 || gid1 > nGlyphs) { | |
2118 | //~ error(-1, "Bad FDSelect table in CID font"); | |
2119 | parsedOk = gFalse; | |
2120 | return; | |
2121 | } | |
2122 | for (j = gid0; j < gid1; ++j) { | |
2123 | fdSelect[j] = fd; | |
2124 | } | |
2125 | gid0 = gid1; | |
2126 | } | |
2127 | } else { | |
2128 | //~ error(-1, "Unknown FDSelect table format in CID font"); | |
2129 | for (i = 0; i < nGlyphs; ++i) { | |
2130 | fdSelect[i] = 0; | |
2131 | } | |
2132 | } | |
2133 | } | |
2134 | } | |
2135 | ||
2136 | void FoFiType1C::buildEncoding() { | |
2137 | char buf[256]; | |
2138 | int nCodes, nRanges, encFormat; | |
2139 | int pos, c, sid, nLeft, nSups, i, j; | |
2140 | ||
2141 | if (topDict.encodingOffset == 0) { | |
2142 | encoding = fofiType1StandardEncoding; | |
2143 | ||
2144 | } else if (topDict.encodingOffset == 1) { | |
2145 | encoding = fofiType1ExpertEncoding; | |
2146 | ||
2147 | } else { | |
2148 | encoding = (char **)gmallocn(256, sizeof(char *)); | |
2149 | for (i = 0; i < 256; ++i) { | |
2150 | encoding[i] = NULL; | |
2151 | } | |
2152 | pos = topDict.encodingOffset; | |
2153 | encFormat = getU8(pos++, &parsedOk); | |
2154 | if (!parsedOk) { | |
2155 | return; | |
2156 | } | |
2157 | if ((encFormat & 0x7f) == 0) { | |
2158 | nCodes = 1 + getU8(pos++, &parsedOk); | |
2159 | if (!parsedOk) { | |
2160 | return; | |
2161 | } | |
2162 | if (nCodes > nGlyphs) { | |
2163 | nCodes = nGlyphs; | |
2164 | } | |
2165 | for (i = 1; i < nCodes; ++i) { | |
2166 | c = getU8(pos++, &parsedOk); | |
2167 | if (!parsedOk) { | |
2168 | return; | |
2169 | } | |
2170 | if (encoding[c]) { | |
2171 | gfree(encoding[c]); | |
2172 | } | |
2173 | encoding[c] = copyString(getString(charset[i], buf, &parsedOk)); | |
2174 | } | |
2175 | } else if ((encFormat & 0x7f) == 1) { | |
2176 | nRanges = getU8(pos++, &parsedOk); | |
2177 | if (!parsedOk) { | |
2178 | return; | |
2179 | } | |
2180 | nCodes = 1; | |
2181 | for (i = 0; i < nRanges; ++i) { | |
2182 | c = getU8(pos++, &parsedOk); | |
2183 | nLeft = getU8(pos++, &parsedOk); | |
2184 | if (!parsedOk) { | |
2185 | return; | |
2186 | } | |
2187 | for (j = 0; j <= nLeft && nCodes < nGlyphs; ++j) { | |
2188 | if (c < 256) { | |
2189 | if (encoding[c]) { | |
2190 | gfree(encoding[c]); | |
2191 | } | |
2192 | encoding[c] = copyString(getString(charset[nCodes], buf, | |
2193 | &parsedOk)); | |
2194 | } | |
2195 | ++nCodes; | |
2196 | ++c; | |
2197 | } | |
2198 | } | |
2199 | } | |
2200 | if (encFormat & 0x80) { | |
2201 | nSups = getU8(pos++, &parsedOk); | |
2202 | if (!parsedOk) { | |
2203 | return; | |
2204 | } | |
2205 | for (i = 0; i < nSups; ++i) { | |
2206 | c = getU8(pos++, &parsedOk);; | |
2207 | if (!parsedOk) { | |
2208 | return;; | |
2209 | } | |
2210 | sid = getU16BE(pos, &parsedOk); | |
2211 | pos += 2; | |
2212 | if (!parsedOk) { | |
2213 | return; | |
2214 | } | |
2215 | if (encoding[c]) { | |
2216 | gfree(encoding[c]); | |
2217 | } | |
2218 | encoding[c] = copyString(getString(sid, buf, &parsedOk)); | |
2219 | } | |
2220 | } | |
2221 | } | |
2222 | } | |
2223 | ||
2224 | GBool FoFiType1C::readCharset() { | |
2225 | int charsetFormat, c, pos; | |
2226 | int nLeft, i, j; | |
2227 | ||
2228 | if (topDict.charsetOffset == 0) { | |
2229 | charset = fofiType1CISOAdobeCharset; | |
2230 | } else if (topDict.charsetOffset == 1) { | |
2231 | charset = fofiType1CExpertCharset; | |
2232 | } else if (topDict.charsetOffset == 2) { | |
2233 | charset = fofiType1CExpertSubsetCharset; | |
2234 | } else { | |
2235 | charset = (Gushort *)gmallocn(nGlyphs, sizeof(Gushort)); | |
2236 | for (i = 0; i < nGlyphs; ++i) { | |
2237 | charset[i] = 0; | |
2238 | } | |
2239 | pos = topDict.charsetOffset; | |
2240 | charsetFormat = getU8(pos++, &parsedOk); | |
2241 | if (charsetFormat == 0) { | |
2242 | for (i = 1; i < nGlyphs; ++i) { | |
2243 | charset[i] = (Gushort)getU16BE(pos, &parsedOk); | |
2244 | pos += 2; | |
2245 | if (!parsedOk) { | |
2246 | break; | |
2247 | } | |
2248 | } | |
2249 | } else if (charsetFormat == 1) { | |
2250 | i = 1; | |
2251 | while (i < nGlyphs) { | |
2252 | c = getU16BE(pos, &parsedOk); | |
2253 | pos += 2; | |
2254 | nLeft = getU8(pos++, &parsedOk); | |
2255 | if (!parsedOk) { | |
2256 | break; | |
2257 | } | |
2258 | for (j = 0; j <= nLeft && i < nGlyphs; ++j) { | |
2259 | charset[i++] = (Gushort)c++; | |
2260 | } | |
2261 | } | |
2262 | } else if (charsetFormat == 2) { | |
2263 | i = 1; | |
2264 | while (i < nGlyphs) { | |
2265 | c = getU16BE(pos, &parsedOk); | |
2266 | pos += 2; | |
2267 | nLeft = getU16BE(pos, &parsedOk); | |
2268 | pos += 2; | |
2269 | if (!parsedOk) { | |
2270 | break; | |
2271 | } | |
2272 | for (j = 0; j <= nLeft && i < nGlyphs; ++j) { | |
2273 | charset[i++] = (Gushort)c++; | |
2274 | } | |
2275 | } | |
2276 | } | |
2277 | if (!parsedOk) { | |
2278 | gfree(charset); | |
2279 | charset = NULL; | |
2280 | return gFalse; | |
2281 | } | |
2282 | } | |
2283 | return gTrue; | |
2284 | } | |
2285 | ||
2286 | int FoFiType1C::getOp(int pos, GBool charstring, GBool *ok) { | |
2287 | static char nybChars[16] = "0123456789.ee -"; | |
2288 | Type1COp op; | |
2289 | char buf[65]; | |
2290 | int b0, b1, nyb0, nyb1, x, i; | |
2291 | ||
2292 | b0 = getU8(pos++, ok); | |
2293 | op.isNum = gTrue; | |
2294 | op.isFP = gFalse; | |
2295 | ||
2296 | if (b0 == 28) { | |
2297 | x = getU8(pos++, ok); | |
2298 | x = (x << 8) | getU8(pos++, ok); | |
2299 | if (x & 0x8000) { | |
2300 | x |= ~0xffff; | |
2301 | } | |
2302 | op.num = x; | |
2303 | ||
2304 | } else if (!charstring && b0 == 29) { | |
2305 | x = getU8(pos++, ok); | |
2306 | x = (x << 8) | getU8(pos++, ok); | |
2307 | x = (x << 8) | getU8(pos++, ok); | |
2308 | x = (x << 8) | getU8(pos++, ok); | |
2309 | if (x & 0x80000000) { | |
2310 | x |= ~0xffffffff; | |
2311 | } | |
2312 | op.num = x; | |
2313 | ||
2314 | } else if (!charstring && b0 == 30) { | |
2315 | i = 0; | |
2316 | do { | |
2317 | b1 = getU8(pos++, ok); | |
2318 | nyb0 = b1 >> 4; | |
2319 | nyb1 = b1 & 0x0f; | |
2320 | if (nyb0 == 0xf) { | |
2321 | break; | |
2322 | } | |
2323 | buf[i++] = nybChars[nyb0]; | |
2324 | if (i == 64) { | |
2325 | break; | |
2326 | } | |
2327 | if (nyb0 == 0xc) { | |
2328 | buf[i++] = '-'; | |
2329 | } | |
2330 | if (i == 64) { | |
2331 | break; | |
2332 | } | |
2333 | if (nyb1 == 0xf) { | |
2334 | break; | |
2335 | } | |
2336 | buf[i++] = nybChars[nyb1]; | |
2337 | if (i == 64) { | |
2338 | break; | |
2339 | } | |
2340 | if (nyb1 == 0xc) { | |
2341 | buf[i++] = '-'; | |
2342 | } | |
2343 | } while (i < 64); | |
2344 | buf[i] = '\0'; | |
2345 | op.num = atof(buf); | |
2346 | op.isFP = gTrue; | |
2347 | ||
2348 | } else if (b0 >= 32 && b0 <= 246) { | |
2349 | op.num = b0 - 139; | |
2350 | ||
2351 | } else if (b0 >= 247 && b0 <= 250) { | |
2352 | op.num = ((b0 - 247) << 8) + getU8(pos++, ok) + 108; | |
2353 | ||
2354 | } else if (b0 >= 251 && b0 <= 254) { | |
2355 | op.num = -((b0 - 251) << 8) - getU8(pos++, ok) - 108; | |
2356 | ||
2357 | } else if (charstring && b0 == 255) { | |
2358 | x = getU8(pos++, ok); | |
2359 | x = (x << 8) | getU8(pos++, ok); | |
2360 | x = (x << 8) | getU8(pos++, ok); | |
2361 | x = (x << 8) | getU8(pos++, ok); | |
2362 | if (x & 0x80000000) { | |
2363 | x |= ~0xffffffff; | |
2364 | } | |
2365 | op.num = (double)x / 65536.0; | |
2366 | op.isFP = gTrue; | |
2367 | ||
2368 | } else if (b0 == 12) { | |
2369 | op.isNum = gFalse; | |
2370 | op.op = 0x0c00 + getU8(pos++, ok); | |
2371 | ||
2372 | } else { | |
2373 | op.isNum = gFalse; | |
2374 | op.op = b0; | |
2375 | } | |
2376 | ||
2377 | if (nOps < 49) { | |
2378 | ops[nOps++] = op; | |
2379 | } | |
2380 | ||
2381 | return pos; | |
2382 | } | |
2383 | ||
2384 | // Convert the delta-encoded ops array to an array of ints. | |
2385 | int FoFiType1C::getDeltaIntArray(int *arr, int maxLen) { | |
2386 | int x; | |
2387 | int n, i; | |
2388 | ||
2389 | if ((n = nOps) > maxLen) { | |
2390 | n = maxLen; | |
2391 | } | |
2392 | x = 0; | |
2393 | for (i = 0; i < n; ++i) { | |
2394 | x += (int)ops[i].num; | |
2395 | arr[i] = x; | |
2396 | } | |
2397 | return n; | |
2398 | } | |
2399 | ||
2400 | // Convert the delta-encoded ops array to an array of doubles. | |
2401 | int FoFiType1C::getDeltaFPArray(double *arr, int maxLen) { | |
2402 | double x; | |
2403 | int n, i; | |
2404 | ||
2405 | if ((n = nOps) > maxLen) { | |
2406 | n = maxLen; | |
2407 | } | |
2408 | x = 0; | |
2409 | for (i = 0; i < n; ++i) { | |
2410 | x += ops[i].num; | |
2411 | arr[i] = x; | |
2412 | } | |
2413 | return n; | |
2414 | } | |
2415 | ||
2416 | void FoFiType1C::getIndex(int pos, Type1CIndex *idx, GBool *ok) { | |
2417 | idx->pos = pos; | |
2418 | idx->len = getU16BE(pos, ok); | |
2419 | if (idx->len == 0) { | |
2420 | // empty indexes are legal and contain just the length field | |
2421 | idx->offSize = 0; | |
2422 | idx->startPos = idx->endPos = pos + 2; | |
2423 | } else { | |
2424 | idx->offSize = getU8(pos + 2, ok); | |
2425 | if (idx->offSize < 1 || idx->offSize > 4) { | |
2426 | *ok = gFalse; | |
2427 | } | |
2428 | idx->startPos = pos + 3 + (idx->len + 1) * idx->offSize - 1; | |
2429 | if (idx->startPos < 0 || idx->startPos >= len) { | |
2430 | *ok = gFalse; | |
2431 | } | |
2432 | idx->endPos = idx->startPos + getUVarBE(pos + 3 + idx->len * idx->offSize, | |
2433 | idx->offSize, ok); | |
2434 | if (idx->endPos < idx->startPos || idx->endPos > len) { | |
2435 | *ok = gFalse; | |
2436 | } | |
2437 | } | |
2438 | } | |
2439 | ||
2440 | void FoFiType1C::getIndexVal(Type1CIndex *idx, int i, | |
2441 | Type1CIndexVal *val, GBool *ok) { | |
2442 | int pos0, pos1; | |
2443 | ||
2444 | if (i < 0 || i >= idx->len) { | |
2445 | *ok = gFalse; | |
2446 | return; | |
2447 | } | |
2448 | pos0 = idx->startPos + getUVarBE(idx->pos + 3 + i * idx->offSize, | |
2449 | idx->offSize, ok); | |
2450 | pos1 = idx->startPos + getUVarBE(idx->pos + 3 + (i + 1) * idx->offSize, | |
2451 | idx->offSize, ok); | |
2452 | if (pos0 < idx->startPos || pos0 > idx->endPos || | |
2453 | pos1 <= idx->startPos || pos1 > idx->endPos || | |
2454 | pos1 < pos0) { | |
2455 | *ok = gFalse; | |
2456 | } | |
2457 | val->pos = pos0; | |
2458 | val->len = pos1 - pos0; | |
2459 | } | |
2460 | ||
2461 | char *FoFiType1C::getString(int sid, char *buf, GBool *ok) { | |
2462 | Type1CIndexVal val; | |
2463 | int n; | |
2464 | ||
2465 | if (sid < 391) { | |
2466 | strcpy(buf, fofiType1CStdStrings[sid]); | |
2467 | } else { | |
2468 | sid -= 391; | |
2469 | getIndexVal(&stringIdx, sid, &val, ok); | |
2470 | if (*ok) { | |
2471 | if ((n = val.len) > 255) { | |
2472 | n = 255; | |
2473 | } | |
2474 | strncpy(buf, (char *)&file[val.pos], n); | |
2475 | buf[n] = '\0'; | |
2476 | } else { | |
2477 | buf[0] = '\0'; | |
2478 | } | |
2479 | } | |
2480 | return buf; | |
2481 | } |