[WIN32K:NTGDI]
[reactos.git] / reactos / win32ss / gdi / ntgdi / freetype.c
1 /*
2 * PROJECT: ReactOS win32 kernel mode subsystem
3 * LICENSE: GPL - See COPYING in the top level directory
4 * FILE: win32ss/gdi/ntgdi/freetype.c
5 * PURPOSE: FreeType font engine interface
6 * PROGRAMMERS: Copyright 2001 Huw D M Davies for CodeWeavers.
7 * Copyright 2006 Dmitry Timoshkov for CodeWeavers.
8 * Copyright 2016-2017 Katayama Hirofumi MZ.
9 */
10
11 /** Includes ******************************************************************/
12
13 #include <win32k.h>
14
15 #include FT_GLYPH_H
16 #include FT_TYPE1_TABLES_H
17 #include FT_TRUETYPE_TABLES_H
18 #include FT_TRUETYPE_TAGS_H
19 #include FT_TRIGONOMETRY_H
20 #include FT_BITMAP_H
21 #include FT_OUTLINE_H
22 #include FT_WINFONTS_H
23 #include FT_SFNT_NAMES_H
24 #include FT_SYNTHESIS_H
25 #include FT_TRUETYPE_IDS_H
26
27 #ifndef FT_INTERNAL_INTERNAL_H
28 #define FT_INTERNAL_INTERNAL_H <freetype/internal/internal.h>
29 #include FT_INTERNAL_INTERNAL_H
30 #endif
31 #include FT_INTERNAL_TRUETYPE_TYPES_H
32
33 #include <gdi/eng/floatobj.h>
34 #include "font.h"
35
36 #define NDEBUG
37 #include <debug.h>
38
39 /* TPMF_FIXED_PITCH is confusing; brain-dead api */
40 #ifndef _TMPF_VARIABLE_PITCH
41 #define _TMPF_VARIABLE_PITCH TMPF_FIXED_PITCH
42 #endif
43
44 extern const MATRIX gmxWorldToDeviceDefault;
45 extern const MATRIX gmxWorldToPageDefault;
46
47 /* HACK!! Fix XFORMOBJ then use 1:16 / 16:1 */
48 #define gmxWorldToDeviceDefault gmxWorldToPageDefault
49
50 FT_Library library;
51 static const WORD gusEnglishUS = MAKELANGID(LANG_ENGLISH, SUBLANG_ENGLISH_US);
52
53 /* special font names */
54 static const UNICODE_STRING MarlettW = RTL_CONSTANT_STRING(L"Marlett");
55 static const UNICODE_STRING SystemW = RTL_CONSTANT_STRING(L"System");
56 static const UNICODE_STRING FixedSysW = RTL_CONSTANT_STRING(L"FixedSys");
57
58 /* registry */
59 static UNICODE_STRING FontRegPath =
60 RTL_CONSTANT_STRING(L"\\REGISTRY\\Machine\\Software\\Microsoft\\Windows NT\\CurrentVersion\\Fonts");
61
62
63 /* The FreeType library is not thread safe, so we have
64 to serialize access to it */
65 static PFAST_MUTEX FreeTypeLock;
66
67 static LIST_ENTRY FontListHead;
68 static PFAST_MUTEX FontListLock;
69 static BOOL RenderingEnabled = TRUE;
70
71 #define IntLockGlobalFonts \
72 ExEnterCriticalRegionAndAcquireFastMutexUnsafe(FontListLock)
73
74 #define IntUnLockGlobalFonts \
75 ExReleaseFastMutexUnsafeAndLeaveCriticalRegion(FontListLock)
76
77 #define ASSERT_GLOBALFONTS_LOCK_HELD() \
78 ASSERT(FontListLock->Owner == KeGetCurrentThread())
79
80 #define IntLockFreeType \
81 ExEnterCriticalRegionAndAcquireFastMutexUnsafe(FreeTypeLock)
82
83 #define IntUnLockFreeType \
84 ExReleaseFastMutexUnsafeAndLeaveCriticalRegion(FreeTypeLock)
85
86 #define ASSERT_FREETYPE_LOCK_HELD() \
87 ASSERT(FreeTypeLock->Owner == KeGetCurrentThread())
88
89 #define MAX_FONT_CACHE 256
90
91 static LIST_ENTRY FontCacheListHead;
92 static UINT FontCacheNumEntries;
93
94 static PWCHAR ElfScripts[32] = /* These are in the order of the fsCsb[0] bits */
95 {
96 L"Western", /* 00 */
97 L"Central_European",
98 L"Cyrillic",
99 L"Greek",
100 L"Turkish",
101 L"Hebrew",
102 L"Arabic",
103 L"Baltic",
104 L"Vietnamese", /* 08 */
105 NULL, NULL, NULL, NULL, NULL, NULL, NULL, /* 15 */
106 L"Thai",
107 L"Japanese",
108 L"CHINESE_GB2312",
109 L"Hangul",
110 L"CHINESE_BIG5",
111 L"Hangul(Johab)",
112 NULL, NULL, /* 23 */
113 NULL, NULL, NULL, NULL, NULL, NULL, NULL,
114 L"Symbol" /* 31 */
115 };
116
117 /*
118 * For TranslateCharsetInfo
119 */
120 #define CP_SYMBOL 42
121 #define MAXTCIINDEX 32
122 static const CHARSETINFO FontTci[MAXTCIINDEX] =
123 {
124 /* ANSI */
125 { ANSI_CHARSET, 1252, {{0,0,0,0},{FS_LATIN1,0}} },
126 { EASTEUROPE_CHARSET, 1250, {{0,0,0,0},{FS_LATIN2,0}} },
127 { RUSSIAN_CHARSET, 1251, {{0,0,0,0},{FS_CYRILLIC,0}} },
128 { GREEK_CHARSET, 1253, {{0,0,0,0},{FS_GREEK,0}} },
129 { TURKISH_CHARSET, 1254, {{0,0,0,0},{FS_TURKISH,0}} },
130 { HEBREW_CHARSET, 1255, {{0,0,0,0},{FS_HEBREW,0}} },
131 { ARABIC_CHARSET, 1256, {{0,0,0,0},{FS_ARABIC,0}} },
132 { BALTIC_CHARSET, 1257, {{0,0,0,0},{FS_BALTIC,0}} },
133 { VIETNAMESE_CHARSET, 1258, {{0,0,0,0},{FS_VIETNAMESE,0}} },
134 /* reserved by ANSI */
135 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
136 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
137 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
138 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
139 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
140 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
141 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
142 /* ANSI and OEM */
143 { THAI_CHARSET, 874, {{0,0,0,0},{FS_THAI,0}} },
144 { SHIFTJIS_CHARSET, 932, {{0,0,0,0},{FS_JISJAPAN,0}} },
145 { GB2312_CHARSET, 936, {{0,0,0,0},{FS_CHINESESIMP,0}} },
146 { HANGEUL_CHARSET, 949, {{0,0,0,0},{FS_WANSUNG,0}} },
147 { CHINESEBIG5_CHARSET, 950, {{0,0,0,0},{FS_CHINESETRAD,0}} },
148 { JOHAB_CHARSET, 1361, {{0,0,0,0},{FS_JOHAB,0}} },
149 /* Reserved for alternate ANSI and OEM */
150 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
151 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
152 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
153 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
154 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
155 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
156 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
157 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
158 /* Reserved for system */
159 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
160 { SYMBOL_CHARSET, CP_SYMBOL, {{0,0,0,0},{FS_SYMBOL,0}} }
161 };
162
163 /* list head */
164 static RTL_STATIC_LIST_HEAD(FontSubstListHead);
165
166 static void
167 SharedMem_AddRef(PSHARED_MEM Ptr)
168 {
169 ASSERT_FREETYPE_LOCK_HELD();
170
171 ++Ptr->RefCount;
172 }
173
174 static PSHARED_FACE
175 SharedFace_Create(FT_Face Face, PSHARED_MEM Memory)
176 {
177 PSHARED_FACE Ptr;
178 Ptr = ExAllocatePoolWithTag(PagedPool, sizeof(SHARED_FACE), TAG_FONT);
179 if (Ptr)
180 {
181 Ptr->Face = Face;
182 Ptr->RefCount = 1;
183 Ptr->Memory = Memory;
184 SharedMem_AddRef(Memory);
185 DPRINT("Creating SharedFace for %s\n", Face->family_name);
186 }
187 return Ptr;
188 }
189
190 static PSHARED_MEM
191 SharedMem_Create(PBYTE Buffer, ULONG BufferSize, BOOL IsMapping)
192 {
193 PSHARED_MEM Ptr;
194 Ptr = ExAllocatePoolWithTag(PagedPool, sizeof(SHARED_MEM), TAG_FONT);
195 if (Ptr)
196 {
197 Ptr->Buffer = Buffer;
198 Ptr->BufferSize = BufferSize;
199 Ptr->RefCount = 1;
200 Ptr->IsMapping = IsMapping;
201 DPRINT("Creating SharedMem for %p (%i, %p)\n", Buffer, IsMapping, Ptr);
202 }
203 return Ptr;
204 }
205
206 static void
207 SharedFace_AddRef(PSHARED_FACE Ptr)
208 {
209 ASSERT_FREETYPE_LOCK_HELD();
210
211 ++Ptr->RefCount;
212 }
213
214 static void
215 RemoveCachedEntry(PFONT_CACHE_ENTRY Entry)
216 {
217 ASSERT_FREETYPE_LOCK_HELD();
218
219 FT_Done_Glyph((FT_Glyph)Entry->BitmapGlyph);
220 RemoveEntryList(&Entry->ListEntry);
221 ExFreePoolWithTag(Entry, TAG_FONT);
222 FontCacheNumEntries--;
223 ASSERT(FontCacheNumEntries <= MAX_FONT_CACHE);
224 }
225
226 static void
227 RemoveCacheEntries(FT_Face Face)
228 {
229 PLIST_ENTRY CurrentEntry;
230 PFONT_CACHE_ENTRY FontEntry;
231
232 ASSERT_FREETYPE_LOCK_HELD();
233
234 CurrentEntry = FontCacheListHead.Flink;
235 while (CurrentEntry != &FontCacheListHead)
236 {
237 FontEntry = CONTAINING_RECORD(CurrentEntry, FONT_CACHE_ENTRY, ListEntry);
238 CurrentEntry = CurrentEntry->Flink;
239
240 if (FontEntry->Face == Face)
241 {
242 RemoveCachedEntry(FontEntry);
243 }
244 }
245 }
246
247 static void SharedMem_Release(PSHARED_MEM Ptr)
248 {
249 ASSERT_FREETYPE_LOCK_HELD();
250 ASSERT(Ptr->RefCount > 0);
251
252 if (Ptr->RefCount <= 0)
253 return;
254
255 --Ptr->RefCount;
256 if (Ptr->RefCount == 0)
257 {
258 DPRINT("Releasing SharedMem for %p (%i, %p)\n", Ptr->Buffer, Ptr->IsMapping, Ptr);
259 if (Ptr->IsMapping)
260 MmUnmapViewInSystemSpace(Ptr->Buffer);
261 else
262 ExFreePoolWithTag(Ptr->Buffer, TAG_FONT);
263 ExFreePoolWithTag(Ptr, TAG_FONT);
264 }
265 }
266
267 static void
268 SharedFace_Release(PSHARED_FACE Ptr)
269 {
270 IntLockFreeType;
271 ASSERT(Ptr->RefCount > 0);
272
273 if (Ptr->RefCount <= 0)
274 return;
275
276 --Ptr->RefCount;
277 if (Ptr->RefCount == 0)
278 {
279 DPRINT("Releasing SharedFace for %s\n", Ptr->Face->family_name);
280 RemoveCacheEntries(Ptr->Face);
281 FT_Done_Face(Ptr->Face);
282 SharedMem_Release(Ptr->Memory);
283 ExFreePoolWithTag(Ptr, TAG_FONT);
284 }
285 IntUnLockFreeType;
286 }
287
288
289 /*
290 * IntLoadFontSubstList --- loads the list of font substitutes
291 */
292 BOOL FASTCALL
293 IntLoadFontSubstList(PLIST_ENTRY pHead)
294 {
295 NTSTATUS Status;
296 HANDLE KeyHandle;
297 OBJECT_ATTRIBUTES ObjectAttributes;
298 KEY_FULL_INFORMATION KeyFullInfo;
299 ULONG i, Length;
300 UNICODE_STRING FromW, ToW;
301 BYTE InfoBuffer[128];
302 PKEY_VALUE_FULL_INFORMATION pInfo;
303 BYTE CharSets[FONTSUBST_FROM_AND_TO];
304 LPWSTR pch;
305 PFONTSUBST_ENTRY pEntry;
306
307 /* the FontSubstitutes registry key */
308 static UNICODE_STRING FontSubstKey =
309 RTL_CONSTANT_STRING(L"\\Registry\\Machine\\Software\\"
310 L"Microsoft\\Windows NT\\CurrentVersion\\"
311 L"FontSubstitutes");
312
313 /* open registry key */
314 InitializeObjectAttributes(&ObjectAttributes, &FontSubstKey,
315 OBJ_CASE_INSENSITIVE | OBJ_KERNEL_HANDLE,
316 NULL, NULL);
317 Status = ZwOpenKey(&KeyHandle, KEY_READ, &ObjectAttributes);
318 if (!NT_SUCCESS(Status))
319 {
320 DPRINT("ZwOpenKey failed: 0x%08X\n", Status);
321 return FALSE; /* failure */
322 }
323
324 /* query count of values */
325 Status = ZwQueryKey(KeyHandle, KeyFullInformation,
326 &KeyFullInfo, sizeof(KeyFullInfo), &Length);
327 if (!NT_SUCCESS(Status))
328 {
329 DPRINT("ZwQueryKey failed: 0x%08X\n", Status);
330 ZwClose(KeyHandle);
331 return FALSE; /* failure */
332 }
333
334 /* for each value */
335 for (i = 0; i < KeyFullInfo.Values; ++i)
336 {
337 /* get value name */
338 Status = ZwEnumerateValueKey(KeyHandle, i, KeyValueFullInformation,
339 InfoBuffer, sizeof(InfoBuffer), &Length);
340 if (!NT_SUCCESS(Status))
341 {
342 DPRINT("ZwEnumerateValueKey failed: 0x%08X\n", Status);
343 break; /* failure */
344 }
345
346 /* create FromW string */
347 pInfo = (PKEY_VALUE_FULL_INFORMATION)InfoBuffer;
348 Length = pInfo->NameLength / sizeof(WCHAR);
349 pInfo->Name[Length] = UNICODE_NULL; /* truncate */
350 Status = RtlCreateUnicodeString(&FromW, pInfo->Name);
351 if (!NT_SUCCESS(Status))
352 {
353 DPRINT("RtlCreateUnicodeString failed: 0x%08X\n", Status);
354 break; /* failure */
355 }
356
357 /* query value */
358 Status = ZwQueryValueKey(KeyHandle, &FromW, KeyValueFullInformation,
359 InfoBuffer, sizeof(InfoBuffer), &Length);
360 pInfo = (PKEY_VALUE_FULL_INFORMATION)InfoBuffer;
361 if (!NT_SUCCESS(Status) || !pInfo->DataLength)
362 {
363 DPRINT("ZwQueryValueKey failed: 0x%08X\n", Status);
364 RtlFreeUnicodeString(&FromW);
365 break; /* failure */
366 }
367
368 /* create ToW string */
369 pch = (LPWSTR)((PUCHAR)pInfo + pInfo->DataOffset);
370 Length = pInfo->DataLength / sizeof(WCHAR);
371 pch[Length] = UNICODE_NULL; /* truncate */
372 Status = RtlCreateUnicodeString(&ToW, pch);
373 if (!NT_SUCCESS(Status))
374 {
375 DPRINT("RtlCreateUnicodeString failed: 0x%08X\n", Status);
376 RtlFreeUnicodeString(&FromW);
377 break; /* failure */
378 }
379
380 /* does charset exist? (from) */
381 CharSets[FONTSUBST_FROM] = DEFAULT_CHARSET;
382 pch = wcsrchr(FromW.Buffer, L',');
383 if (pch)
384 {
385 /* truncate */
386 *pch = UNICODE_NULL;
387 FromW.Length = (pch - FromW.Buffer) * sizeof(WCHAR);
388 /* parse charset number */
389 CharSets[FONTSUBST_FROM] = (BYTE)_wtoi(pch + 1);
390 }
391
392 /* does charset exist? (to) */
393 CharSets[FONTSUBST_TO] = DEFAULT_CHARSET;
394 pch = wcsrchr(ToW.Buffer, L',');
395 if (pch)
396 {
397 /* truncate */
398 *pch = UNICODE_NULL;
399 ToW.Length = (pch - ToW.Buffer) * sizeof(WCHAR);
400 /* parse charset number */
401 CharSets[FONTSUBST_TO] = (BYTE)_wtoi(pch + 1);
402 }
403
404 /* allocate an entry */
405 pEntry = ExAllocatePoolWithTag(PagedPool, sizeof(FONTSUBST_ENTRY), TAG_FONT);
406 if (pEntry == NULL)
407 {
408 DPRINT("ExAllocatePoolWithTag failed\n");
409 RtlFreeUnicodeString(&FromW);
410 RtlFreeUnicodeString(&ToW);
411 break; /* failure */
412 }
413
414 /* store to *pEntry */
415 pEntry->FontNames[FONTSUBST_FROM] = FromW;
416 pEntry->FontNames[FONTSUBST_TO] = ToW;
417 pEntry->CharSets[FONTSUBST_FROM] = CharSets[FONTSUBST_FROM];
418 pEntry->CharSets[FONTSUBST_TO] = CharSets[FONTSUBST_TO];
419
420 /* insert pEntry to *pHead */
421 InsertTailList(pHead, &pEntry->ListEntry);
422 }
423
424 /* close now */
425 ZwClose(KeyHandle);
426
427 return NT_SUCCESS(Status);
428 }
429
430 BOOL FASTCALL
431 InitFontSupport(VOID)
432 {
433 ULONG ulError;
434
435 InitializeListHead(&FontListHead);
436 InitializeListHead(&FontCacheListHead);
437 FontCacheNumEntries = 0;
438 /* Fast Mutexes must be allocated from non paged pool */
439 FontListLock = ExAllocatePoolWithTag(NonPagedPool, sizeof(FAST_MUTEX), TAG_INTERNAL_SYNC);
440 if (FontListLock == NULL)
441 {
442 return FALSE;
443 }
444
445 ExInitializeFastMutex(FontListLock);
446 FreeTypeLock = ExAllocatePoolWithTag(NonPagedPool, sizeof(FAST_MUTEX), TAG_INTERNAL_SYNC);
447 if (FreeTypeLock == NULL)
448 {
449 return FALSE;
450 }
451 ExInitializeFastMutex(FreeTypeLock);
452
453 ulError = FT_Init_FreeType(&library);
454 if (ulError)
455 {
456 DPRINT1("FT_Init_FreeType failed with error code 0x%x\n", ulError);
457 return FALSE;
458 }
459
460 IntLoadSystemFonts();
461 IntLoadFontSubstList(&FontSubstListHead);
462
463 return TRUE;
464 }
465
466 VOID
467 FtSetCoordinateTransform(
468 FT_Face face,
469 PMATRIX pmx)
470 {
471 FT_Matrix ftmatrix;
472 FLOATOBJ efTemp;
473
474 /* Create a freetype matrix, by converting to 16.16 fixpoint format */
475 efTemp = pmx->efM11;
476 FLOATOBJ_MulLong(&efTemp, 0x00010000);
477 ftmatrix.xx = FLOATOBJ_GetLong(&efTemp);
478
479 efTemp = pmx->efM12;
480 FLOATOBJ_MulLong(&efTemp, 0x00010000);
481 ftmatrix.xy = FLOATOBJ_GetLong(&efTemp);
482
483 efTemp = pmx->efM21;
484 FLOATOBJ_MulLong(&efTemp, 0x00010000);
485 ftmatrix.yx = FLOATOBJ_GetLong(&efTemp);
486
487 efTemp = pmx->efM22;
488 FLOATOBJ_MulLong(&efTemp, 0x00010000);
489 ftmatrix.yy = FLOATOBJ_GetLong(&efTemp);
490
491 /* Set the transformation matrix */
492 FT_Set_Transform(face, &ftmatrix, 0);
493 }
494
495 static BOOL
496 SubstituteFontByList(PLIST_ENTRY pHead,
497 PUNICODE_STRING pOutputName,
498 PUNICODE_STRING pInputName,
499 BYTE RequestedCharSet,
500 BYTE CharSetMap[FONTSUBST_FROM_AND_TO])
501 {
502 NTSTATUS Status;
503 PLIST_ENTRY pListEntry;
504 PFONTSUBST_ENTRY pSubstEntry;
505 BYTE CharSets[FONTSUBST_FROM_AND_TO];
506
507 CharSetMap[FONTSUBST_FROM] = DEFAULT_CHARSET;
508 CharSetMap[FONTSUBST_TO] = RequestedCharSet;
509
510 /* for each list entry */
511 for (pListEntry = pHead->Flink;
512 pListEntry != pHead;
513 pListEntry = pListEntry->Flink)
514 {
515 pSubstEntry =
516 (PFONTSUBST_ENTRY)CONTAINING_RECORD(pListEntry, FONT_ENTRY, ListEntry);
517
518 CharSets[FONTSUBST_FROM] = pSubstEntry->CharSets[FONTSUBST_FROM];
519
520 if (CharSets[FONTSUBST_FROM] != DEFAULT_CHARSET &&
521 CharSets[FONTSUBST_FROM] != RequestedCharSet)
522 {
523 continue; /* not matched */
524 }
525
526 /* does charset number exist? (to) */
527 if (pSubstEntry->CharSets[FONTSUBST_TO] != DEFAULT_CHARSET)
528 {
529 CharSets[FONTSUBST_TO] = pSubstEntry->CharSets[FONTSUBST_TO];
530 }
531 else
532 {
533 CharSets[FONTSUBST_TO] = RequestedCharSet;
534 }
535
536 /* does font name match? */
537 if (!RtlEqualUnicodeString(&pSubstEntry->FontNames[FONTSUBST_FROM],
538 pInputName, TRUE))
539 {
540 continue; /* not matched */
541 }
542
543 /* update *pOutputName */
544 RtlFreeUnicodeString(pOutputName);
545 Status = RtlCreateUnicodeString(pOutputName,
546 pSubstEntry->FontNames[FONTSUBST_TO].Buffer);
547 if (!NT_SUCCESS(Status))
548 {
549 DPRINT("RtlCreateUnicodeString failed: 0x%08X\n", Status);
550 continue; /* cannot create string */
551 }
552
553 if (CharSetMap[FONTSUBST_FROM] == DEFAULT_CHARSET)
554 {
555 /* update CharSetMap */
556 CharSetMap[FONTSUBST_FROM] = CharSets[FONTSUBST_FROM];
557 CharSetMap[FONTSUBST_TO] = CharSets[FONTSUBST_TO];
558 }
559 return TRUE; /* success */
560 }
561
562 return FALSE;
563 }
564
565 static BOOL
566 SubstituteFontRecurse(PUNICODE_STRING pInOutName, BYTE *pRequestedCharSet)
567 {
568 UINT RecurseCount = 5;
569 UNICODE_STRING OutputNameW = { 0 };
570 BYTE CharSetMap[FONTSUBST_FROM_AND_TO];
571 BOOL Found;
572
573 if (pInOutName->Buffer[0] == UNICODE_NULL)
574 return FALSE;
575
576 while (RecurseCount-- > 0)
577 {
578 RtlInitUnicodeString(&OutputNameW, NULL);
579 Found = SubstituteFontByList(&FontSubstListHead,
580 &OutputNameW, pInOutName,
581 *pRequestedCharSet, CharSetMap);
582 if (!Found)
583 break;
584
585 /* update *pInOutName and *pRequestedCharSet */
586 RtlFreeUnicodeString(pInOutName);
587 *pInOutName = OutputNameW;
588 if (CharSetMap[FONTSUBST_FROM] == DEFAULT_CHARSET ||
589 CharSetMap[FONTSUBST_FROM] == *pRequestedCharSet)
590 {
591 *pRequestedCharSet = CharSetMap[FONTSUBST_TO];
592 }
593 }
594
595 return TRUE; /* success */
596 }
597
598 /*
599 * IntLoadSystemFonts
600 *
601 * Search the system font directory and adds each font found.
602 */
603 VOID FASTCALL
604 IntLoadSystemFonts(VOID)
605 {
606 OBJECT_ATTRIBUTES ObjectAttributes;
607 UNICODE_STRING Directory, FileName, TempString;
608 IO_STATUS_BLOCK Iosb;
609 HANDLE hDirectory;
610 BYTE *DirInfoBuffer;
611 PFILE_DIRECTORY_INFORMATION DirInfo;
612 BOOLEAN bRestartScan = TRUE;
613 NTSTATUS Status;
614 INT i;
615 static UNICODE_STRING SearchPatterns[] =
616 {
617 RTL_CONSTANT_STRING(L"*.ttf"),
618 RTL_CONSTANT_STRING(L"*.ttc"),
619 RTL_CONSTANT_STRING(L"*.otf"),
620 RTL_CONSTANT_STRING(L"*.otc"),
621 RTL_CONSTANT_STRING(L"*.fon"),
622 RTL_CONSTANT_STRING(L"*.fnt")
623 };
624
625 RtlInitUnicodeString(&Directory, L"\\SystemRoot\\Fonts\\");
626
627 InitializeObjectAttributes(
628 &ObjectAttributes,
629 &Directory,
630 OBJ_CASE_INSENSITIVE | OBJ_KERNEL_HANDLE,
631 NULL,
632 NULL);
633
634 Status = ZwOpenFile(
635 &hDirectory,
636 SYNCHRONIZE | FILE_LIST_DIRECTORY,
637 &ObjectAttributes,
638 &Iosb,
639 FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
640 FILE_SYNCHRONOUS_IO_NONALERT | FILE_DIRECTORY_FILE);
641
642 if (NT_SUCCESS(Status))
643 {
644 for (i = 0; i < _countof(SearchPatterns); ++i)
645 {
646 DirInfoBuffer = ExAllocatePoolWithTag(PagedPool, 0x4000, TAG_FONT);
647 if (DirInfoBuffer == NULL)
648 {
649 ZwClose(hDirectory);
650 return;
651 }
652
653 FileName.Buffer = ExAllocatePoolWithTag(PagedPool, MAX_PATH * sizeof(WCHAR), TAG_FONT);
654 if (FileName.Buffer == NULL)
655 {
656 ExFreePoolWithTag(DirInfoBuffer, TAG_FONT);
657 ZwClose(hDirectory);
658 return;
659 }
660 FileName.Length = 0;
661 FileName.MaximumLength = MAX_PATH * sizeof(WCHAR);
662
663 while (1)
664 {
665 Status = ZwQueryDirectoryFile(
666 hDirectory,
667 NULL,
668 NULL,
669 NULL,
670 &Iosb,
671 DirInfoBuffer,
672 0x4000,
673 FileDirectoryInformation,
674 FALSE,
675 &SearchPatterns[i],
676 bRestartScan);
677
678 if (!NT_SUCCESS(Status) || Status == STATUS_NO_MORE_FILES)
679 {
680 break;
681 }
682
683 DirInfo = (PFILE_DIRECTORY_INFORMATION)DirInfoBuffer;
684 while (1)
685 {
686 TempString.Buffer = DirInfo->FileName;
687 TempString.Length =
688 TempString.MaximumLength = DirInfo->FileNameLength;
689 RtlCopyUnicodeString(&FileName, &Directory);
690 RtlAppendUnicodeStringToString(&FileName, &TempString);
691 IntGdiAddFontResource(&FileName, 0);
692 if (DirInfo->NextEntryOffset == 0)
693 break;
694 DirInfo = (PFILE_DIRECTORY_INFORMATION)((ULONG_PTR)DirInfo + DirInfo->NextEntryOffset);
695 }
696
697 bRestartScan = FALSE;
698 }
699
700 ExFreePoolWithTag(FileName.Buffer, TAG_FONT);
701 ExFreePoolWithTag(DirInfoBuffer, TAG_FONT);
702 }
703 ZwClose(hDirectory);
704 }
705 }
706
707 static BYTE
708 ItalicFromStyle(const char *style_name)
709 {
710 if (style_name == NULL || style_name[0] == 0)
711 return FALSE;
712 if (strstr(style_name, "Italic") != NULL)
713 return TRUE;
714 if (strstr(style_name, "Oblique") != NULL)
715 return TRUE;
716 return FALSE;
717 }
718
719 static LONG
720 WeightFromStyle(const char *style_name)
721 {
722 if (style_name == NULL || style_name[0] == 0)
723 return FW_NORMAL;
724 if (strstr(style_name, "Regular") != NULL)
725 return FW_REGULAR;
726 if (strstr(style_name, "Normal") != NULL)
727 return FW_NORMAL;
728 if (strstr(style_name, "SemiBold") != NULL)
729 return FW_SEMIBOLD;
730 if (strstr(style_name, "UltraBold") != NULL)
731 return FW_ULTRABOLD;
732 if (strstr(style_name, "DemiBold") != NULL)
733 return FW_DEMIBOLD;
734 if (strstr(style_name, "ExtraBold") != NULL)
735 return FW_EXTRABOLD;
736 if (strstr(style_name, "Bold") != NULL)
737 return FW_BOLD;
738 if (strstr(style_name, "UltraLight") != NULL)
739 return FW_ULTRALIGHT;
740 if (strstr(style_name, "ExtraLight") != NULL)
741 return FW_EXTRALIGHT;
742 if (strstr(style_name, "Light") != NULL)
743 return FW_LIGHT;
744 if (strstr(style_name, "Hairline") != NULL)
745 return 50;
746 if (strstr(style_name, "Book") != NULL)
747 return 350;
748 if (strstr(style_name, "ExtraBlack") != NULL)
749 return 950;
750 if (strstr(style_name, "UltraBlack") != NULL)
751 return 1000;
752 if (strstr(style_name, "Black") != NULL)
753 return FW_BLACK;
754 if (strstr(style_name, "Medium") != NULL)
755 return FW_MEDIUM;
756 if (strstr(style_name, "Thin") != NULL)
757 return FW_THIN;
758 if (strstr(style_name, "Heavy") != NULL)
759 return FW_HEAVY;
760 return FW_NORMAL;
761 }
762
763 static INT FASTCALL
764 IntGdiLoadFontsFromMemory(PGDI_LOAD_FONT pLoadFont,
765 PSHARED_FACE SharedFace, FT_Long FontIndex, INT CharSetIndex)
766 {
767 FT_Error Error;
768 PFONT_ENTRY Entry;
769 FONT_ENTRY_MEM* PrivateEntry = NULL;
770 FONTGDI * FontGDI;
771 NTSTATUS Status;
772 FT_Face Face;
773 ANSI_STRING AnsiFaceName;
774 FT_WinFNT_HeaderRec WinFNT;
775 INT FaceCount = 0, CharSetCount = 0;
776 PUNICODE_STRING pFileName = pLoadFont->pFileName;
777 DWORD Characteristics = pLoadFont->Characteristics;
778 PUNICODE_STRING pValueName = &pLoadFont->RegValueName;
779 TT_OS2 * pOS2;
780 INT BitIndex;
781 FT_UShort os2_version;
782 FT_ULong os2_ulCodePageRange1;
783 FT_UShort os2_usWeightClass;
784
785 if (SharedFace == NULL && CharSetIndex == -1)
786 {
787 /* load a face from memory */
788 IntLockFreeType;
789 Error = FT_New_Memory_Face(
790 library,
791 pLoadFont->Memory->Buffer,
792 pLoadFont->Memory->BufferSize,
793 ((FontIndex != -1) ? FontIndex : 0),
794 &Face);
795
796 if (!Error)
797 SharedFace = SharedFace_Create(Face, pLoadFont->Memory);
798
799 IntUnLockFreeType;
800
801 if (FT_IS_SFNT(Face))
802 pLoadFont->IsTrueType = TRUE;
803
804 if (Error || SharedFace == NULL)
805 {
806 if (SharedFace)
807 SharedFace_Release(SharedFace);
808
809 if (Error == FT_Err_Unknown_File_Format)
810 DPRINT1("Unknown font file format\n");
811 else
812 DPRINT1("Error reading font (error code: %d)\n", Error);
813 return 0; /* failure */
814 }
815 }
816 else
817 {
818 Face = SharedFace->Face;
819 IntLockFreeType;
820 SharedFace_AddRef(SharedFace);
821 IntUnLockFreeType;
822 }
823
824 /* allocate a FONT_ENTRY */
825 Entry = ExAllocatePoolWithTag(PagedPool, sizeof(FONT_ENTRY), TAG_FONT);
826 if (!Entry)
827 {
828 SharedFace_Release(SharedFace);
829 EngSetLastError(ERROR_NOT_ENOUGH_MEMORY);
830 return 0; /* failure */
831 }
832
833 /* allocate a FONTGDI */
834 FontGDI = EngAllocMem(FL_ZERO_MEMORY, sizeof(FONTGDI), GDITAG_RFONT);
835 if (!FontGDI)
836 {
837 SharedFace_Release(SharedFace);
838 ExFreePoolWithTag(Entry, TAG_FONT);
839 EngSetLastError(ERROR_NOT_ENOUGH_MEMORY);
840 return 0; /* failure */
841 }
842
843 /* set file name */
844 if (pFileName)
845 {
846 FontGDI->Filename = ExAllocatePoolWithTag(PagedPool,
847 pFileName->Length + sizeof(UNICODE_NULL),
848 GDITAG_PFF);
849 if (FontGDI->Filename == NULL)
850 {
851 EngFreeMem(FontGDI);
852 SharedFace_Release(SharedFace);
853 ExFreePoolWithTag(Entry, TAG_FONT);
854 EngSetLastError(ERROR_NOT_ENOUGH_MEMORY);
855 return 0; /* failure */
856 }
857 RtlCopyMemory(FontGDI->Filename, pFileName->Buffer, pFileName->Length);
858 FontGDI->Filename[pFileName->Length / sizeof(WCHAR)] = UNICODE_NULL;
859 }
860 else
861 {
862 FontGDI->Filename = NULL;
863
864 PrivateEntry = ExAllocatePoolWithTag(PagedPool, sizeof(FONT_ENTRY_MEM), TAG_FONT);
865 if (!PrivateEntry)
866 {
867 if (FontGDI->Filename)
868 ExFreePoolWithTag(FontGDI->Filename, GDITAG_PFF);
869 EngFreeMem(FontGDI);
870 SharedFace_Release(SharedFace);
871 ExFreePoolWithTag(Entry, TAG_FONT);
872 return 0;
873 }
874
875 PrivateEntry->Entry = Entry;
876 if (pLoadFont->PrivateEntry)
877 {
878 InsertTailList(&pLoadFont->PrivateEntry->ListEntry, &PrivateEntry->ListEntry);
879 }
880 else
881 {
882 InitializeListHead(&PrivateEntry->ListEntry);
883 pLoadFont->PrivateEntry = PrivateEntry;
884 }
885 }
886
887 /* set face */
888 FontGDI->SharedFace = SharedFace;
889 FontGDI->CharSet = ANSI_CHARSET;
890 FontGDI->OriginalItalic = ItalicFromStyle(Face->style_name);
891 FontGDI->RequestItalic = FALSE;
892 FontGDI->OriginalWeight = WeightFromStyle(Face->style_name);
893 FontGDI->RequestWeight = FW_NORMAL;
894
895 RtlInitAnsiString(&AnsiFaceName, Face->family_name);
896 Status = RtlAnsiStringToUnicodeString(&Entry->FaceName, &AnsiFaceName, TRUE);
897 if (!NT_SUCCESS(Status))
898 {
899 if (PrivateEntry)
900 {
901 if (pLoadFont->PrivateEntry == PrivateEntry)
902 {
903 pLoadFont->PrivateEntry = NULL;
904 }
905 else
906 {
907 RemoveEntryList(&PrivateEntry->ListEntry);
908 }
909 ExFreePoolWithTag(PrivateEntry, TAG_FONT);
910 }
911 if (FontGDI->Filename)
912 ExFreePoolWithTag(FontGDI->Filename, GDITAG_PFF);
913 EngFreeMem(FontGDI);
914 SharedFace_Release(SharedFace);
915 ExFreePoolWithTag(Entry, TAG_FONT);
916 return 0;
917 }
918
919 os2_version = 0;
920 IntLockFreeType;
921 pOS2 = (TT_OS2 *)FT_Get_Sfnt_Table(Face, FT_SFNT_OS2);
922 if (pOS2)
923 {
924 os2_version = pOS2->version;
925 os2_ulCodePageRange1 = pOS2->ulCodePageRange1;
926 os2_usWeightClass = pOS2->usWeightClass;
927 }
928 IntUnLockFreeType;
929
930 if (pOS2 && os2_version >= 1)
931 {
932 /* get charset and weight from OS/2 header */
933
934 /* Make sure we do not use this pointer anymore */
935 pOS2 = NULL;
936
937 for (BitIndex = 0; BitIndex < MAXTCIINDEX; ++BitIndex)
938 {
939 if (os2_ulCodePageRange1 & (1 << BitIndex))
940 {
941 if (FontTci[BitIndex].ciCharset == DEFAULT_CHARSET)
942 continue;
943
944 if ((CharSetIndex == -1 && CharSetCount == 0) ||
945 CharSetIndex == CharSetCount)
946 {
947 FontGDI->CharSet = FontTci[BitIndex].ciCharset;
948 }
949
950 ++CharSetCount;
951 }
952 }
953
954 /* set actual weight */
955 FontGDI->OriginalWeight = os2_usWeightClass;
956 }
957 else
958 {
959 /* get charset from WinFNT header */
960 IntLockFreeType;
961 Error = FT_Get_WinFNT_Header(Face, &WinFNT);
962 if (!Error)
963 {
964 FontGDI->CharSet = WinFNT.charset;
965 }
966 IntUnLockFreeType;
967 }
968
969 /* FIXME: CharSet is invalid on Marlett */
970 if (RtlEqualUnicodeString(&Entry->FaceName, &MarlettW, TRUE))
971 {
972 FontGDI->CharSet = SYMBOL_CHARSET;
973 }
974
975 ++FaceCount;
976 DPRINT("Font loaded: %s (%s)\n", Face->family_name, Face->style_name);
977 DPRINT("Num glyphs: %d\n", Face->num_glyphs);
978 DPRINT("CharSet: %d\n", FontGDI->CharSet);
979
980 /* Add this font resource to the font table */
981 Entry->Font = FontGDI;
982 Entry->NotEnum = (Characteristics & FR_NOT_ENUM);
983
984 if (Characteristics & FR_PRIVATE)
985 {
986 /* private font */
987 PPROCESSINFO Win32Process = PsGetCurrentProcessWin32Process();
988 IntLockProcessPrivateFonts(Win32Process);
989 InsertTailList(&Win32Process->PrivateFontListHead, &Entry->ListEntry);
990 IntUnLockProcessPrivateFonts(Win32Process);
991 }
992 else
993 {
994 /* global font */
995 IntLockGlobalFonts;
996 InsertTailList(&FontListHead, &Entry->ListEntry);
997 IntUnLockGlobalFonts;
998 }
999
1000 if (FontIndex == -1)
1001 {
1002 if (FT_IS_SFNT(Face))
1003 {
1004 TT_Face TrueType = (TT_Face)Face;
1005 if (TrueType->ttc_header.count > 1)
1006 {
1007 FT_Long i;
1008 for (i = 1; i < TrueType->ttc_header.count; ++i)
1009 {
1010 FaceCount += IntGdiLoadFontsFromMemory(pLoadFont, NULL, i, -1);
1011 }
1012 }
1013 }
1014 FontIndex = 0;
1015 }
1016
1017 if (CharSetIndex == -1)
1018 {
1019 INT i;
1020
1021 if (pLoadFont->RegValueName.Length == 0)
1022 {
1023 RtlCreateUnicodeString(pValueName, Entry->FaceName.Buffer);
1024 }
1025 else
1026 {
1027 UNICODE_STRING NewString;
1028 USHORT Length = pValueName->Length + 3 * sizeof(WCHAR) + Entry->FaceName.Length;
1029 NewString.Length = 0;
1030 NewString.MaximumLength = Length + sizeof(WCHAR);
1031 NewString.Buffer = ExAllocatePoolWithTag(PagedPool,
1032 NewString.MaximumLength,
1033 TAG_USTR);
1034 NewString.Buffer[0] = UNICODE_NULL;
1035
1036 RtlAppendUnicodeStringToString(&NewString, pValueName);
1037 RtlAppendUnicodeToString(&NewString, L" & ");
1038 RtlAppendUnicodeStringToString(&NewString, &Entry->FaceName);
1039
1040 RtlFreeUnicodeString(pValueName);
1041 *pValueName = NewString;
1042 }
1043
1044 for (i = 1; i < CharSetCount; ++i)
1045 {
1046 /* Do not count charsets towards 'faces' loaded */
1047 IntGdiLoadFontsFromMemory(pLoadFont, SharedFace, FontIndex, i);
1048 }
1049 }
1050
1051 return FaceCount; /* number of loaded faces */
1052 }
1053
1054 /*
1055 * IntGdiAddFontResource
1056 *
1057 * Adds the font resource from the specified file to the system.
1058 */
1059
1060 INT FASTCALL
1061 IntGdiAddFontResource(PUNICODE_STRING FileName, DWORD Characteristics)
1062 {
1063 NTSTATUS Status;
1064 HANDLE FileHandle;
1065 PVOID Buffer = NULL;
1066 IO_STATUS_BLOCK Iosb;
1067 PVOID SectionObject;
1068 ULONG ViewSize = 0;
1069 LARGE_INTEGER SectionSize;
1070 OBJECT_ATTRIBUTES ObjectAttributes;
1071 GDI_LOAD_FONT LoadFont;
1072 INT FontCount;
1073 HANDLE KeyHandle;
1074 static const UNICODE_STRING TrueTypePostfix = RTL_CONSTANT_STRING(L" (TrueType)");
1075
1076 /* Open the font file */
1077 InitializeObjectAttributes(&ObjectAttributes, FileName, 0, NULL, NULL);
1078 Status = ZwOpenFile(
1079 &FileHandle,
1080 FILE_GENERIC_READ | SYNCHRONIZE,
1081 &ObjectAttributes,
1082 &Iosb,
1083 FILE_SHARE_READ,
1084 FILE_SYNCHRONOUS_IO_NONALERT);
1085 if (!NT_SUCCESS(Status))
1086 {
1087 DPRINT("Could not load font file: %wZ\n", FileName);
1088 return 0;
1089 }
1090
1091 SectionSize.QuadPart = 0LL;
1092 Status = MmCreateSection(&SectionObject, SECTION_ALL_ACCESS,
1093 NULL, &SectionSize, PAGE_READONLY,
1094 SEC_COMMIT, FileHandle, NULL);
1095 if (!NT_SUCCESS(Status))
1096 {
1097 DPRINT("Could not map file: %wZ\n", FileName);
1098 ZwClose(FileHandle);
1099 return 0;
1100 }
1101 ZwClose(FileHandle);
1102
1103 Status = MmMapViewInSystemSpace(SectionObject, &Buffer, &ViewSize);
1104 if (!NT_SUCCESS(Status))
1105 {
1106 DPRINT("Could not map file: %wZ\n", FileName);
1107 ObDereferenceObject(SectionObject);
1108 return 0;
1109 }
1110
1111 LoadFont.pFileName = FileName;
1112 LoadFont.Memory = SharedMem_Create(Buffer, ViewSize, TRUE);
1113 LoadFont.Characteristics = Characteristics;
1114 RtlInitUnicodeString(&LoadFont.RegValueName, NULL);
1115 LoadFont.IsTrueType = FALSE;
1116 LoadFont.PrivateEntry = NULL;
1117 FontCount = IntGdiLoadFontsFromMemory(&LoadFont, NULL, -1, -1);
1118
1119 ObDereferenceObject(SectionObject);
1120
1121 /* Release our copy */
1122 IntLockFreeType;
1123 SharedMem_Release(LoadFont.Memory);
1124 IntUnLockFreeType;
1125
1126 if (FontCount > 0)
1127 {
1128 if (LoadFont.IsTrueType)
1129 {
1130 /* append " (TrueType)" */
1131 UNICODE_STRING NewString;
1132 USHORT Length;
1133
1134 Length = LoadFont.RegValueName.Length + TrueTypePostfix.Length;
1135 NewString.Length = 0;
1136 NewString.MaximumLength = Length + sizeof(WCHAR);
1137 NewString.Buffer = ExAllocatePoolWithTag(PagedPool,
1138 NewString.MaximumLength,
1139 TAG_USTR);
1140 NewString.Buffer[0] = UNICODE_NULL;
1141
1142 RtlAppendUnicodeStringToString(&NewString, &LoadFont.RegValueName);
1143 RtlAppendUnicodeStringToString(&NewString, &TrueTypePostfix);
1144 RtlFreeUnicodeString(&LoadFont.RegValueName);
1145 LoadFont.RegValueName = NewString;
1146 }
1147
1148 /* registry */
1149 InitializeObjectAttributes(&ObjectAttributes, &FontRegPath,
1150 OBJ_CASE_INSENSITIVE | OBJ_KERNEL_HANDLE,
1151 NULL, NULL);
1152 Status = ZwOpenKey(&KeyHandle, KEY_WRITE, &ObjectAttributes);
1153 if (NT_SUCCESS(Status))
1154 {
1155 ULONG DataSize;
1156 LPWSTR pFileName = wcsrchr(FileName->Buffer, L'\\');
1157 if (pFileName)
1158 {
1159 pFileName++;
1160 DataSize = (wcslen(pFileName) + 1) * sizeof(WCHAR);
1161 ZwSetValueKey(KeyHandle, &LoadFont.RegValueName, 0, REG_SZ,
1162 pFileName, DataSize);
1163 }
1164 ZwClose(KeyHandle);
1165 }
1166 }
1167 RtlFreeUnicodeString(&LoadFont.RegValueName);
1168
1169 return FontCount;
1170 }
1171
1172 HANDLE FASTCALL
1173 IntGdiAddFontMemResource(PVOID Buffer, DWORD dwSize, PDWORD pNumAdded)
1174 {
1175 GDI_LOAD_FONT LoadFont;
1176 FONT_ENTRY_COLL_MEM* EntryCollection;
1177 INT FaceCount;
1178 HANDLE Ret = 0;
1179
1180 PVOID BufferCopy = ExAllocatePoolWithTag(PagedPool, dwSize, TAG_FONT);
1181
1182 if (!BufferCopy)
1183 {
1184 *pNumAdded = 0;
1185 return NULL;
1186 }
1187 memcpy(BufferCopy, Buffer, dwSize);
1188
1189 LoadFont.pFileName = NULL;
1190 LoadFont.Memory = SharedMem_Create(BufferCopy, dwSize, FALSE);
1191 LoadFont.Characteristics = FR_PRIVATE | FR_NOT_ENUM;
1192 RtlInitUnicodeString(&LoadFont.RegValueName, NULL);
1193 LoadFont.IsTrueType = FALSE;
1194 LoadFont.PrivateEntry = NULL;
1195 FaceCount = IntGdiLoadFontsFromMemory(&LoadFont, NULL, -1, -1);
1196
1197 RtlFreeUnicodeString(&LoadFont.RegValueName);
1198
1199 /* Release our copy */
1200 IntLockFreeType;
1201 SharedMem_Release(LoadFont.Memory);
1202 IntUnLockFreeType;
1203
1204 if (FaceCount > 0)
1205 {
1206 EntryCollection = ExAllocatePoolWithTag(PagedPool, sizeof(FONT_ENTRY_COLL_MEM), TAG_FONT);
1207 if (EntryCollection)
1208 {
1209 PPROCESSINFO Win32Process = PsGetCurrentProcessWin32Process();
1210 EntryCollection->Entry = LoadFont.PrivateEntry;
1211 IntLockProcessPrivateFonts(Win32Process);
1212 EntryCollection->Handle = ++Win32Process->PrivateMemFontHandleCount;
1213 InsertTailList(&Win32Process->PrivateMemFontListHead, &EntryCollection->ListEntry);
1214 IntUnLockProcessPrivateFonts(Win32Process);
1215 Ret = (HANDLE)EntryCollection->Handle;
1216 }
1217 }
1218 *pNumAdded = FaceCount;
1219
1220 return Ret;
1221 }
1222
1223 // FIXME: Add RemoveFontResource
1224
1225 static VOID FASTCALL
1226 CleanupFontEntry(PFONT_ENTRY FontEntry)
1227 {
1228 PFONTGDI FontGDI = FontEntry->Font;
1229 PSHARED_FACE SharedFace = FontGDI->SharedFace;
1230
1231 if (FontGDI->Filename)
1232 ExFreePoolWithTag(FontGDI->Filename, GDITAG_PFF);
1233
1234 EngFreeMem(FontGDI);
1235 SharedFace_Release(SharedFace);
1236 ExFreePoolWithTag(FontEntry, TAG_FONT);
1237 }
1238
1239 VOID FASTCALL
1240 IntGdiCleanupMemEntry(PFONT_ENTRY_MEM Head)
1241 {
1242 PLIST_ENTRY Entry;
1243 PFONT_ENTRY_MEM FontEntry;
1244
1245 while (!IsListEmpty(&Head->ListEntry))
1246 {
1247 Entry = RemoveHeadList(&Head->ListEntry);
1248 FontEntry = CONTAINING_RECORD(Entry, FONT_ENTRY_MEM, ListEntry);
1249
1250 CleanupFontEntry(FontEntry->Entry);
1251 ExFreePoolWithTag(FontEntry, TAG_FONT);
1252 }
1253
1254 CleanupFontEntry(Head->Entry);
1255 ExFreePoolWithTag(Head, TAG_FONT);
1256 }
1257
1258 static VOID FASTCALL
1259 UnlinkFontMemCollection(PFONT_ENTRY_COLL_MEM Collection)
1260 {
1261 PFONT_ENTRY_MEM FontMemEntry = Collection->Entry;
1262 PLIST_ENTRY ListEntry;
1263 RemoveEntryList(&Collection->ListEntry);
1264
1265 do {
1266 /* Also unlink the FONT_ENTRY stuff from the PrivateFontListHead */
1267 RemoveEntryList(&FontMemEntry->Entry->ListEntry);
1268
1269 ListEntry = FontMemEntry->ListEntry.Flink;
1270 FontMemEntry = CONTAINING_RECORD(ListEntry, FONT_ENTRY_MEM, ListEntry);
1271
1272 } while (FontMemEntry != Collection->Entry);
1273 }
1274
1275 BOOL FASTCALL
1276 IntGdiRemoveFontMemResource(HANDLE hMMFont)
1277 {
1278 PLIST_ENTRY Entry;
1279 PFONT_ENTRY_COLL_MEM CurrentEntry;
1280 PFONT_ENTRY_COLL_MEM EntryCollection = NULL;
1281 PPROCESSINFO Win32Process = PsGetCurrentProcessWin32Process();
1282
1283 IntLockProcessPrivateFonts(Win32Process);
1284 Entry = Win32Process->PrivateMemFontListHead.Flink;
1285 while (Entry != &Win32Process->PrivateMemFontListHead)
1286 {
1287 CurrentEntry = CONTAINING_RECORD(Entry, FONT_ENTRY_COLL_MEM, ListEntry);
1288
1289 if (CurrentEntry->Handle == (UINT)hMMFont)
1290 {
1291 EntryCollection = CurrentEntry;
1292 UnlinkFontMemCollection(CurrentEntry);
1293 break;
1294 }
1295
1296 Entry = Entry->Flink;
1297 }
1298 IntUnLockProcessPrivateFonts(Win32Process);
1299
1300 if (EntryCollection)
1301 {
1302 IntGdiCleanupMemEntry(EntryCollection->Entry);
1303 ExFreePoolWithTag(EntryCollection, TAG_FONT);
1304 return TRUE;
1305 }
1306 return FALSE;
1307 }
1308
1309
1310 VOID FASTCALL
1311 IntGdiCleanupPrivateFontsForProcess(VOID)
1312 {
1313 PPROCESSINFO Win32Process = PsGetCurrentProcessWin32Process();
1314 PLIST_ENTRY Entry;
1315 PFONT_ENTRY_COLL_MEM EntryCollection;
1316
1317 DPRINT("IntGdiCleanupPrivateFontsForProcess()\n");
1318 do {
1319 Entry = NULL;
1320 EntryCollection = NULL;
1321
1322 IntLockProcessPrivateFonts(Win32Process);
1323 if (!IsListEmpty(&Win32Process->PrivateMemFontListHead))
1324 {
1325 Entry = Win32Process->PrivateMemFontListHead.Flink;
1326 EntryCollection = CONTAINING_RECORD(Entry, FONT_ENTRY_COLL_MEM, ListEntry);
1327 UnlinkFontMemCollection(EntryCollection);
1328 }
1329 IntUnLockProcessPrivateFonts(Win32Process);
1330
1331 if (EntryCollection)
1332 {
1333 IntGdiCleanupMemEntry(EntryCollection->Entry);
1334 ExFreePoolWithTag(EntryCollection, TAG_FONT);
1335 }
1336 else
1337 {
1338 /* No Mem fonts anymore, see if we have any other private fonts left */
1339 Entry = NULL;
1340 IntLockProcessPrivateFonts(Win32Process);
1341 if (!IsListEmpty(&Win32Process->PrivateFontListHead))
1342 {
1343 Entry = RemoveHeadList(&Win32Process->PrivateFontListHead);
1344 }
1345 IntUnLockProcessPrivateFonts(Win32Process);
1346
1347 if (Entry)
1348 {
1349 CleanupFontEntry(CONTAINING_RECORD(Entry, FONT_ENTRY, ListEntry));
1350 }
1351 }
1352
1353 } while (Entry);
1354 }
1355
1356 BOOL FASTCALL
1357 IntIsFontRenderingEnabled(VOID)
1358 {
1359 BOOL Ret = RenderingEnabled;
1360 HDC hDC;
1361
1362 hDC = IntGetScreenDC();
1363 if (hDC)
1364 Ret = (NtGdiGetDeviceCaps(hDC, BITSPIXEL) > 8) && RenderingEnabled;
1365
1366 return Ret;
1367 }
1368
1369 VOID FASTCALL
1370 IntEnableFontRendering(BOOL Enable)
1371 {
1372 RenderingEnabled = Enable;
1373 }
1374
1375 FT_Render_Mode FASTCALL
1376 IntGetFontRenderMode(LOGFONTW *logfont)
1377 {
1378 switch (logfont->lfQuality)
1379 {
1380 case ANTIALIASED_QUALITY:
1381 case NONANTIALIASED_QUALITY:
1382 return FT_RENDER_MODE_MONO;
1383 case DRAFT_QUALITY:
1384 return FT_RENDER_MODE_LIGHT;
1385 /* case CLEARTYPE_QUALITY:
1386 return FT_RENDER_MODE_LCD; */
1387 }
1388 return FT_RENDER_MODE_NORMAL;
1389 }
1390
1391
1392 NTSTATUS FASTCALL
1393 TextIntCreateFontIndirect(CONST LPLOGFONTW lf, HFONT *NewFont)
1394 {
1395 PLFONT plfont;
1396 LOGFONTW *plf;
1397
1398 plfont = LFONT_AllocFontWithHandle();
1399 if (!plfont)
1400 {
1401 return STATUS_NO_MEMORY;
1402 }
1403
1404 ExInitializePushLock(&plfont->lock);
1405 *NewFont = plfont->BaseObject.hHmgr;
1406 plf = &plfont->logfont.elfEnumLogfontEx.elfLogFont;
1407 RtlCopyMemory(plf, lf, sizeof(LOGFONTW));
1408 if (lf->lfEscapement != lf->lfOrientation)
1409 {
1410 /* This should really depend on whether GM_ADVANCED is set */
1411 plf->lfOrientation = plf->lfEscapement;
1412 }
1413 LFONT_UnlockFont(plfont);
1414
1415 return STATUS_SUCCESS;
1416 }
1417
1418 /*************************************************************************
1419 * TranslateCharsetInfo
1420 *
1421 * Fills a CHARSETINFO structure for a character set, code page, or
1422 * font. This allows making the correspondance between different labelings
1423 * (character set, Windows, ANSI, and OEM codepages, and Unicode ranges)
1424 * of the same encoding.
1425 *
1426 * Only one codepage will be set in Cs->fs. If TCI_SRCFONTSIG is used,
1427 * only one codepage should be set in *Src.
1428 *
1429 * RETURNS
1430 * TRUE on success, FALSE on failure.
1431 *
1432 */
1433 static BOOLEAN APIENTRY
1434 IntTranslateCharsetInfo(PDWORD Src, /* [in]
1435 if flags == TCI_SRCFONTSIG: pointer to fsCsb of a FONTSIGNATURE
1436 if flags == TCI_SRCCHARSET: a character set value
1437 if flags == TCI_SRCCODEPAGE: a code page value */
1438 LPCHARSETINFO Cs, /* [out] structure to receive charset information */
1439 DWORD Flags /* [in] determines interpretation of lpSrc */)
1440 {
1441 int Index = 0;
1442
1443 switch (Flags)
1444 {
1445 case TCI_SRCFONTSIG:
1446 while (Index < MAXTCIINDEX && 0 == (*Src >> Index & 0x0001))
1447 {
1448 Index++;
1449 }
1450 break;
1451 case TCI_SRCCODEPAGE:
1452 while (Index < MAXTCIINDEX && *Src != FontTci[Index].ciACP)
1453 {
1454 Index++;
1455 }
1456 break;
1457 case TCI_SRCCHARSET:
1458 while (Index < MAXTCIINDEX && *Src != FontTci[Index].ciCharset)
1459 {
1460 Index++;
1461 }
1462 break;
1463 default:
1464 return FALSE;
1465 }
1466
1467 if (Index >= MAXTCIINDEX || DEFAULT_CHARSET == FontTci[Index].ciCharset)
1468 {
1469 return FALSE;
1470 }
1471
1472 RtlCopyMemory(Cs, &FontTci[Index], sizeof(CHARSETINFO));
1473
1474 return TRUE;
1475 }
1476
1477
1478 static BOOL face_has_symbol_charmap(FT_Face ft_face)
1479 {
1480 int i;
1481
1482 for(i = 0; i < ft_face->num_charmaps; i++)
1483 {
1484 if(ft_face->charmaps[i]->encoding == FT_ENCODING_MS_SYMBOL)
1485 return TRUE;
1486 }
1487 return FALSE;
1488 }
1489
1490
1491 static void FASTCALL
1492 FillTMEx(TEXTMETRICW *TM, PFONTGDI FontGDI,
1493 TT_OS2 *pOS2, TT_HoriHeader *pHori,
1494 FT_WinFNT_HeaderRec *pFNT, BOOL RealFont)
1495 {
1496 FT_Fixed XScale, YScale;
1497 int Ascent, Descent;
1498 FT_Face Face = FontGDI->SharedFace->Face;
1499
1500 XScale = Face->size->metrics.x_scale;
1501 YScale = Face->size->metrics.y_scale;
1502
1503 if (pFNT)
1504 {
1505 TM->tmHeight = pFNT->pixel_height;
1506 TM->tmAscent = pFNT->ascent;
1507 TM->tmDescent = TM->tmHeight - TM->tmAscent;
1508 TM->tmInternalLeading = pFNT->internal_leading;
1509 TM->tmExternalLeading = pFNT->external_leading;
1510 TM->tmAveCharWidth = pFNT->avg_width;
1511 TM->tmMaxCharWidth = pFNT->max_width;
1512 TM->tmOverhang = 0;
1513 TM->tmDigitizedAspectX = pFNT->horizontal_resolution;
1514 TM->tmDigitizedAspectY = pFNT->vertical_resolution;
1515 TM->tmFirstChar = pFNT->first_char;
1516 TM->tmLastChar = pFNT->last_char;
1517 TM->tmDefaultChar = pFNT->default_char + pFNT->first_char;
1518 TM->tmBreakChar = pFNT->break_char + pFNT->first_char;
1519 TM->tmPitchAndFamily = pFNT->pitch_and_family;
1520 if (RealFont)
1521 {
1522 TM->tmWeight = FontGDI->OriginalWeight;
1523 TM->tmItalic = FontGDI->OriginalItalic;
1524 TM->tmUnderlined = pFNT->underline;
1525 TM->tmStruckOut = pFNT->strike_out;
1526 TM->tmCharSet = pFNT->charset;
1527 }
1528 else
1529 {
1530 TM->tmWeight = FontGDI->RequestWeight;
1531 TM->tmItalic = FontGDI->RequestItalic;
1532 TM->tmUnderlined = FontGDI->RequestUnderline;
1533 TM->tmStruckOut = FontGDI->RequestStrikeOut;
1534 TM->tmCharSet = FontGDI->CharSet;
1535 }
1536 return;
1537 }
1538
1539 if (pOS2->usWinAscent + pOS2->usWinDescent == 0)
1540 {
1541 Ascent = pHori->Ascender;
1542 Descent = -pHori->Descender;
1543 }
1544 else
1545 {
1546 Ascent = pOS2->usWinAscent;
1547 Descent = pOS2->usWinDescent;
1548 }
1549
1550 #if 0 /* This (Wine) code doesn't seem to work correctly for us, cmd issue */
1551 TM->tmAscent = (FT_MulFix(Ascent, YScale) + 32) >> 6;
1552 TM->tmDescent = (FT_MulFix(Descent, YScale) + 32) >> 6;
1553 #else /* This (ros) code was previously affected by a FreeType bug, but it works now */
1554 TM->tmAscent = (Face->size->metrics.ascender + 32) >> 6; /* Units above baseline */
1555 TM->tmDescent = (32 - Face->size->metrics.descender) >> 6; /* Units below baseline */
1556 #endif
1557 TM->tmInternalLeading = (FT_MulFix(Ascent + Descent - Face->units_per_EM, YScale) + 32) >> 6;
1558
1559 TM->tmHeight = TM->tmAscent + TM->tmDescent;
1560
1561 /* MSDN says:
1562 * el = MAX(0, LineGap - ((WinAscent + WinDescent) - (Ascender - Descender)))
1563 */
1564 TM->tmExternalLeading = max(0, (FT_MulFix(pHori->Line_Gap
1565 - ((Ascent + Descent)
1566 - (pHori->Ascender - pHori->Descender)),
1567 YScale) + 32) >> 6);
1568
1569 TM->tmAveCharWidth = (FT_MulFix(pOS2->xAvgCharWidth, XScale) + 32) >> 6;
1570 if (TM->tmAveCharWidth == 0)
1571 {
1572 TM->tmAveCharWidth = 1;
1573 }
1574
1575 /* Correct forumla to get the maxcharwidth from unicode and ansi font */
1576 TM->tmMaxCharWidth = (FT_MulFix(Face->max_advance_width, XScale) + 32) >> 6;
1577
1578 if (RealFont)
1579 {
1580 TM->tmWeight = FontGDI->OriginalWeight;
1581 }
1582 else
1583 {
1584 if (FontGDI->OriginalWeight != FW_DONTCARE &&
1585 FontGDI->OriginalWeight != FW_NORMAL)
1586 {
1587 TM->tmWeight = FontGDI->OriginalWeight;
1588 }
1589 else
1590 {
1591 TM->tmWeight = FontGDI->RequestWeight;
1592 }
1593 }
1594
1595 TM->tmOverhang = 0;
1596 TM->tmDigitizedAspectX = 96;
1597 TM->tmDigitizedAspectY = 96;
1598 if (face_has_symbol_charmap(Face) ||
1599 (pOS2->usFirstCharIndex >= 0xf000 && pOS2->usFirstCharIndex < 0xf100))
1600 {
1601 USHORT cpOEM, cpAnsi;
1602
1603 EngGetCurrentCodePage(&cpOEM, &cpAnsi);
1604 TM->tmFirstChar = 0;
1605 switch(cpAnsi)
1606 {
1607 case 1257: /* Baltic */
1608 TM->tmLastChar = 0xf8fd;
1609 break;
1610 default:
1611 TM->tmLastChar = 0xf0ff;
1612 }
1613 TM->tmBreakChar = 0x20;
1614 TM->tmDefaultChar = 0x1f;
1615 }
1616 else
1617 {
1618 TM->tmFirstChar = pOS2->usFirstCharIndex; /* Should be the first char in the cmap */
1619 TM->tmLastChar = pOS2->usLastCharIndex; /* Should be min(cmap_last, os2_last) */
1620
1621 if(pOS2->usFirstCharIndex <= 1)
1622 TM->tmBreakChar = pOS2->usFirstCharIndex + 2;
1623 else if (pOS2->usFirstCharIndex > 0xff)
1624 TM->tmBreakChar = 0x20;
1625 else
1626 TM->tmBreakChar = pOS2->usFirstCharIndex;
1627 TM->tmDefaultChar = TM->tmBreakChar - 1;
1628 }
1629
1630 if (RealFont)
1631 {
1632 TM->tmItalic = FontGDI->OriginalItalic;
1633 TM->tmUnderlined = FALSE;
1634 TM->tmStruckOut = FALSE;
1635 }
1636 else
1637 {
1638 if (FontGDI->OriginalItalic || FontGDI->RequestItalic)
1639 {
1640 TM->tmItalic = 0xFF;
1641 }
1642 else
1643 {
1644 TM->tmItalic = 0;
1645 }
1646 TM->tmUnderlined = (FontGDI->RequestUnderline ? 0xFF : 0);
1647 TM->tmStruckOut = (FontGDI->RequestStrikeOut ? 0xFF : 0);
1648 }
1649
1650 if (!FT_IS_FIXED_WIDTH(Face))
1651 {
1652 switch (pOS2->panose[PAN_PROPORTION_INDEX])
1653 {
1654 case PAN_PROP_MONOSPACED:
1655 TM->tmPitchAndFamily = 0;
1656 break;
1657 default:
1658 TM->tmPitchAndFamily = _TMPF_VARIABLE_PITCH;
1659 break;
1660 }
1661 }
1662 else
1663 {
1664 TM->tmPitchAndFamily = 0;
1665 }
1666
1667 switch (pOS2->panose[PAN_FAMILYTYPE_INDEX])
1668 {
1669 case PAN_FAMILY_SCRIPT:
1670 TM->tmPitchAndFamily |= FF_SCRIPT;
1671 break;
1672 case PAN_FAMILY_DECORATIVE:
1673 TM->tmPitchAndFamily |= FF_DECORATIVE;
1674 break;
1675
1676 case PAN_ANY:
1677 case PAN_NO_FIT:
1678 case PAN_FAMILY_TEXT_DISPLAY:
1679 case PAN_FAMILY_PICTORIAL: /* Symbol fonts get treated as if they were text */
1680 /* Which is clearly not what the panose spec says. */
1681 if (TM->tmPitchAndFamily == 0) /* Fixed */
1682 {
1683 TM->tmPitchAndFamily = FF_MODERN;
1684 }
1685 else
1686 {
1687 switch (pOS2->panose[PAN_SERIFSTYLE_INDEX])
1688 {
1689 case PAN_ANY:
1690 case PAN_NO_FIT:
1691 default:
1692 TM->tmPitchAndFamily |= FF_DONTCARE;
1693 break;
1694
1695 case PAN_SERIF_COVE:
1696 case PAN_SERIF_OBTUSE_COVE:
1697 case PAN_SERIF_SQUARE_COVE:
1698 case PAN_SERIF_OBTUSE_SQUARE_COVE:
1699 case PAN_SERIF_SQUARE:
1700 case PAN_SERIF_THIN:
1701 case PAN_SERIF_BONE:
1702 case PAN_SERIF_EXAGGERATED:
1703 case PAN_SERIF_TRIANGLE:
1704 TM->tmPitchAndFamily |= FF_ROMAN;
1705 break;
1706
1707 case PAN_SERIF_NORMAL_SANS:
1708 case PAN_SERIF_OBTUSE_SANS:
1709 case PAN_SERIF_PERP_SANS:
1710 case PAN_SERIF_FLARED:
1711 case PAN_SERIF_ROUNDED:
1712 TM->tmPitchAndFamily |= FF_SWISS;
1713 break;
1714 }
1715 }
1716 break;
1717 default:
1718 TM->tmPitchAndFamily |= FF_DONTCARE;
1719 }
1720
1721 if (FT_IS_SCALABLE(Face))
1722 {
1723 TM->tmPitchAndFamily |= TMPF_VECTOR;
1724 }
1725 if (FT_IS_SFNT(Face))
1726 {
1727 TM->tmPitchAndFamily |= TMPF_TRUETYPE;
1728 }
1729
1730 TM->tmCharSet = FontGDI->CharSet;
1731 }
1732
1733 static void FASTCALL
1734 FillTM(TEXTMETRICW *TM, PFONTGDI FontGDI,
1735 TT_OS2 *pOS2, TT_HoriHeader *pHori,
1736 FT_WinFNT_HeaderRec *pFNT)
1737 {
1738 FillTMEx(TM, FontGDI, pOS2, pHori, pFNT, FALSE);
1739 }
1740
1741 static NTSTATUS
1742 IntGetFontLocalizedName(PUNICODE_STRING pNameW, FT_Face Face,
1743 FT_UShort NameID, FT_UShort LangID);
1744
1745 /*************************************************************
1746 * IntGetOutlineTextMetrics
1747 *
1748 */
1749 INT FASTCALL
1750 IntGetOutlineTextMetrics(PFONTGDI FontGDI,
1751 UINT Size,
1752 OUTLINETEXTMETRICW *Otm)
1753 {
1754 unsigned Needed;
1755 TT_OS2 *pOS2;
1756 TT_HoriHeader *pHori;
1757 TT_Postscript *pPost;
1758 FT_Fixed XScale, YScale;
1759 FT_WinFNT_HeaderRec Win;
1760 FT_Error Error;
1761 char *Cp;
1762 FT_Face Face = FontGDI->SharedFace->Face;
1763 UNICODE_STRING FamilyNameW, FaceNameW, StyleNameW, FullNameW;
1764
1765 /* family name */
1766 RtlInitUnicodeString(&FamilyNameW, NULL);
1767 IntGetFontLocalizedName(&FamilyNameW, Face, TT_NAME_ID_FONT_FAMILY, gusLanguageID);
1768
1769 /* face name */
1770 RtlInitUnicodeString(&FaceNameW, NULL);
1771 IntGetFontLocalizedName(&FaceNameW, Face, TT_NAME_ID_FULL_NAME, gusLanguageID);
1772
1773 /* style name */
1774 RtlInitUnicodeString(&StyleNameW, NULL);
1775 IntGetFontLocalizedName(&StyleNameW, Face, TT_NAME_ID_FONT_SUBFAMILY, gusLanguageID);
1776
1777 /* unique name (full name) */
1778 RtlInitUnicodeString(&FullNameW, NULL);
1779 IntGetFontLocalizedName(&FullNameW, Face, TT_NAME_ID_UNIQUE_ID, gusLanguageID);
1780
1781 Needed = sizeof(OUTLINETEXTMETRICW);
1782 Needed += FamilyNameW.Length + sizeof(WCHAR);
1783 Needed += FaceNameW.Length + sizeof(WCHAR);
1784 Needed += StyleNameW.Length + sizeof(WCHAR);
1785 Needed += FullNameW.Length + sizeof(WCHAR);
1786
1787 if (Size < Needed)
1788 {
1789 RtlFreeUnicodeString(&FamilyNameW);
1790 RtlFreeUnicodeString(&FaceNameW);
1791 RtlFreeUnicodeString(&StyleNameW);
1792 RtlFreeUnicodeString(&FullNameW);
1793 return Needed;
1794 }
1795
1796 XScale = Face->size->metrics.x_scale;
1797 YScale = Face->size->metrics.y_scale;
1798
1799 IntLockFreeType;
1800 pOS2 = FT_Get_Sfnt_Table(Face, ft_sfnt_os2);
1801 if (NULL == pOS2)
1802 {
1803 IntUnLockFreeType;
1804 DPRINT1("Can't find OS/2 table - not TT font?\n");
1805 RtlFreeUnicodeString(&FamilyNameW);
1806 RtlFreeUnicodeString(&FaceNameW);
1807 RtlFreeUnicodeString(&StyleNameW);
1808 RtlFreeUnicodeString(&FullNameW);
1809 return 0;
1810 }
1811
1812 pHori = FT_Get_Sfnt_Table(Face, ft_sfnt_hhea);
1813 if (NULL == pHori)
1814 {
1815 IntUnLockFreeType;
1816 DPRINT1("Can't find HHEA table - not TT font?\n");
1817 RtlFreeUnicodeString(&FamilyNameW);
1818 RtlFreeUnicodeString(&FaceNameW);
1819 RtlFreeUnicodeString(&StyleNameW);
1820 RtlFreeUnicodeString(&FullNameW);
1821 return 0;
1822 }
1823
1824 pPost = FT_Get_Sfnt_Table(Face, ft_sfnt_post); /* We can live with this failing */
1825
1826 Error = FT_Get_WinFNT_Header(Face , &Win);
1827
1828 Otm->otmSize = Needed;
1829
1830 FillTM(&Otm->otmTextMetrics, FontGDI, pOS2, pHori, !Error ? &Win : 0);
1831
1832 Otm->otmFiller = 0;
1833 RtlCopyMemory(&Otm->otmPanoseNumber, pOS2->panose, PANOSE_COUNT);
1834 Otm->otmfsSelection = pOS2->fsSelection;
1835 Otm->otmfsType = pOS2->fsType;
1836 Otm->otmsCharSlopeRise = pHori->caret_Slope_Rise;
1837 Otm->otmsCharSlopeRun = pHori->caret_Slope_Run;
1838 Otm->otmItalicAngle = 0; /* POST table */
1839 Otm->otmEMSquare = Face->units_per_EM;
1840 Otm->otmAscent = (FT_MulFix(pOS2->sTypoAscender, YScale) + 32) >> 6;
1841 Otm->otmDescent = (FT_MulFix(pOS2->sTypoDescender, YScale) + 32) >> 6;
1842 Otm->otmLineGap = (FT_MulFix(pOS2->sTypoLineGap, YScale) + 32) >> 6;
1843 Otm->otmsCapEmHeight = (FT_MulFix(pOS2->sCapHeight, YScale) + 32) >> 6;
1844 Otm->otmsXHeight = (FT_MulFix(pOS2->sxHeight, YScale) + 32) >> 6;
1845 Otm->otmrcFontBox.left = (FT_MulFix(Face->bbox.xMin, XScale) + 32) >> 6;
1846 Otm->otmrcFontBox.right = (FT_MulFix(Face->bbox.xMax, XScale) + 32) >> 6;
1847 Otm->otmrcFontBox.top = (FT_MulFix(Face->bbox.yMax, YScale) + 32) >> 6;
1848 Otm->otmrcFontBox.bottom = (FT_MulFix(Face->bbox.yMin, YScale) + 32) >> 6;
1849 Otm->otmMacAscent = Otm->otmTextMetrics.tmAscent;
1850 Otm->otmMacDescent = -Otm->otmTextMetrics.tmDescent;
1851 Otm->otmMacLineGap = Otm->otmLineGap;
1852 Otm->otmusMinimumPPEM = 0; /* TT Header */
1853 Otm->otmptSubscriptSize.x = (FT_MulFix(pOS2->ySubscriptXSize, XScale) + 32) >> 6;
1854 Otm->otmptSubscriptSize.y = (FT_MulFix(pOS2->ySubscriptYSize, YScale) + 32) >> 6;
1855 Otm->otmptSubscriptOffset.x = (FT_MulFix(pOS2->ySubscriptXOffset, XScale) + 32) >> 6;
1856 Otm->otmptSubscriptOffset.y = (FT_MulFix(pOS2->ySubscriptYOffset, YScale) + 32) >> 6;
1857 Otm->otmptSuperscriptSize.x = (FT_MulFix(pOS2->ySuperscriptXSize, XScale) + 32) >> 6;
1858 Otm->otmptSuperscriptSize.y = (FT_MulFix(pOS2->ySuperscriptYSize, YScale) + 32) >> 6;
1859 Otm->otmptSuperscriptOffset.x = (FT_MulFix(pOS2->ySuperscriptXOffset, XScale) + 32) >> 6;
1860 Otm->otmptSuperscriptOffset.y = (FT_MulFix(pOS2->ySuperscriptYOffset, YScale) + 32) >> 6;
1861 Otm->otmsStrikeoutSize = (FT_MulFix(pOS2->yStrikeoutSize, YScale) + 32) >> 6;
1862 Otm->otmsStrikeoutPosition = (FT_MulFix(pOS2->yStrikeoutPosition, YScale) + 32) >> 6;
1863 if (!pPost)
1864 {
1865 Otm->otmsUnderscoreSize = 0;
1866 Otm->otmsUnderscorePosition = 0;
1867 }
1868 else
1869 {
1870 Otm->otmsUnderscoreSize = (FT_MulFix(pPost->underlineThickness, YScale) + 32) >> 6;
1871 Otm->otmsUnderscorePosition = (FT_MulFix(pPost->underlinePosition, YScale) + 32) >> 6;
1872 }
1873
1874 IntUnLockFreeType;
1875
1876 Cp = (char*) Otm + sizeof(OUTLINETEXTMETRICW);
1877
1878 /* family name */
1879 Otm->otmpFamilyName = (LPSTR)(Cp - (char*) Otm);
1880 wcscpy((WCHAR*) Cp, FamilyNameW.Buffer);
1881 Cp += FamilyNameW.Length + sizeof(WCHAR);
1882
1883 /* face name */
1884 Otm->otmpFaceName = (LPSTR)(Cp - (char*) Otm);
1885 wcscpy((WCHAR*) Cp, FaceNameW.Buffer);
1886 Cp += FaceNameW.Length + sizeof(WCHAR);
1887
1888 /* style name */
1889 Otm->otmpStyleName = (LPSTR)(Cp - (char*) Otm);
1890 wcscpy((WCHAR*) Cp, StyleNameW.Buffer);
1891 Cp += StyleNameW.Length + sizeof(WCHAR);
1892
1893 /* unique name (full name) */
1894 Otm->otmpFullName = (LPSTR)(Cp - (char*) Otm);
1895 wcscpy((WCHAR*) Cp, FullNameW.Buffer);
1896 Cp += FullNameW.Length + sizeof(WCHAR);
1897
1898 ASSERT(Cp - (char*)Otm == Needed);
1899
1900 RtlFreeUnicodeString(&FamilyNameW);
1901 RtlFreeUnicodeString(&FaceNameW);
1902 RtlFreeUnicodeString(&StyleNameW);
1903 RtlFreeUnicodeString(&FullNameW);
1904
1905 return Needed;
1906 }
1907
1908 static PFONTGDI FASTCALL
1909 FindFaceNameInList(PUNICODE_STRING FaceName, PLIST_ENTRY Head)
1910 {
1911 PLIST_ENTRY Entry;
1912 PFONT_ENTRY CurrentEntry;
1913 ANSI_STRING EntryFaceNameA;
1914 UNICODE_STRING EntryFaceNameW;
1915 FONTGDI *FontGDI;
1916 NTSTATUS status;
1917
1918 Entry = Head->Flink;
1919 while (Entry != Head)
1920 {
1921 CurrentEntry = CONTAINING_RECORD(Entry, FONT_ENTRY, ListEntry);
1922
1923 FontGDI = CurrentEntry->Font;
1924 ASSERT(FontGDI);
1925
1926 RtlInitAnsiString(&EntryFaceNameA, FontGDI->SharedFace->Face->family_name);
1927 status = RtlAnsiStringToUnicodeString(&EntryFaceNameW, &EntryFaceNameA, TRUE);
1928 if (!NT_SUCCESS(status))
1929 {
1930 break;
1931 }
1932
1933 if ((LF_FACESIZE - 1) * sizeof(WCHAR) < EntryFaceNameW.Length)
1934 {
1935 EntryFaceNameW.Length = (LF_FACESIZE - 1) * sizeof(WCHAR);
1936 EntryFaceNameW.Buffer[LF_FACESIZE - 1] = L'\0';
1937 }
1938
1939 if (RtlEqualUnicodeString(FaceName, &EntryFaceNameW, TRUE))
1940 {
1941 RtlFreeUnicodeString(&EntryFaceNameW);
1942 return FontGDI;
1943 }
1944
1945 RtlFreeUnicodeString(&EntryFaceNameW);
1946 Entry = Entry->Flink;
1947 }
1948
1949 return NULL;
1950 }
1951
1952 static PFONTGDI FASTCALL
1953 FindFaceNameInLists(PUNICODE_STRING FaceName)
1954 {
1955 PPROCESSINFO Win32Process;
1956 PFONTGDI Font;
1957
1958 /* Search the process local list.
1959 We do not have to search the 'Mem' list, since those fonts are linked in the PrivateFontListHead */
1960 Win32Process = PsGetCurrentProcessWin32Process();
1961 IntLockProcessPrivateFonts(Win32Process);
1962 Font = FindFaceNameInList(FaceName, &Win32Process->PrivateFontListHead);
1963 IntUnLockProcessPrivateFonts(Win32Process);
1964 if (NULL != Font)
1965 {
1966 return Font;
1967 }
1968
1969 /* Search the global list */
1970 IntLockGlobalFonts;
1971 Font = FindFaceNameInList(FaceName, &FontListHead);
1972 IntUnLockGlobalFonts;
1973
1974 return Font;
1975 }
1976
1977 /* See https://msdn.microsoft.com/en-us/library/bb165625(v=vs.90).aspx */
1978 static BYTE
1979 CharSetFromLangID(LANGID LangID)
1980 {
1981 /* FIXME: Add more and fix if wrong */
1982 switch (PRIMARYLANGID(LangID))
1983 {
1984 case LANG_CHINESE:
1985 switch (SUBLANGID(LangID))
1986 {
1987 case SUBLANG_CHINESE_TRADITIONAL:
1988 return CHINESEBIG5_CHARSET;
1989 case SUBLANG_CHINESE_SIMPLIFIED:
1990 default:
1991 break;
1992 }
1993 return GB2312_CHARSET;
1994
1995 case LANG_CZECH: case LANG_HUNGARIAN: case LANG_POLISH:
1996 case LANG_SLOVAK: case LANG_SLOVENIAN: case LANG_ROMANIAN:
1997 return EASTEUROPE_CHARSET;
1998
1999 case LANG_RUSSIAN: case LANG_BULGARIAN: case LANG_MACEDONIAN:
2000 case LANG_SERBIAN: case LANG_UKRAINIAN:
2001 return RUSSIAN_CHARSET;
2002
2003 case LANG_ARABIC: return ARABIC_CHARSET;
2004 case LANG_GREEK: return GREEK_CHARSET;
2005 case LANG_HEBREW: return HEBREW_CHARSET;
2006 case LANG_JAPANESE: return SHIFTJIS_CHARSET;
2007 case LANG_KOREAN: return JOHAB_CHARSET;
2008 case LANG_TURKISH: return TURKISH_CHARSET;
2009 case LANG_THAI: return THAI_CHARSET;
2010 case LANG_LATVIAN: return BALTIC_CHARSET;
2011 case LANG_VIETNAMESE: return VIETNAMESE_CHARSET;
2012
2013 case LANG_ENGLISH: case LANG_BASQUE: case LANG_CATALAN:
2014 case LANG_DANISH: case LANG_DUTCH: case LANG_FINNISH:
2015 case LANG_FRENCH: case LANG_GERMAN: case LANG_ITALIAN:
2016 case LANG_NORWEGIAN: case LANG_PORTUGUESE: case LANG_SPANISH:
2017 case LANG_SWEDISH: default:
2018 return ANSI_CHARSET;
2019 }
2020 }
2021
2022 static void
2023 SwapEndian(LPVOID pvData, DWORD Size)
2024 {
2025 BYTE b, *pb = pvData;
2026 Size /= 2;
2027 while (Size-- > 0)
2028 {
2029 b = pb[0];
2030 pb[0] = pb[1];
2031 pb[1] = b;
2032 ++pb; ++pb;
2033 }
2034 }
2035
2036 static NTSTATUS
2037 IntGetFontLocalizedName(PUNICODE_STRING pNameW, FT_Face Face,
2038 FT_UShort NameID, FT_UShort LangID)
2039 {
2040 FT_SfntName Name;
2041 INT i, Count;
2042 WCHAR Buf[LF_FULLFACESIZE];
2043 FT_Error Error;
2044 NTSTATUS Status = STATUS_NOT_FOUND;
2045 ANSI_STRING AnsiName;
2046
2047 RtlFreeUnicodeString(pNameW);
2048
2049 Count = FT_Get_Sfnt_Name_Count(Face);
2050 for (i = 0; i < Count; ++i)
2051 {
2052 Error = FT_Get_Sfnt_Name(Face, i, &Name);
2053 if (Error)
2054 continue;
2055
2056 if (Name.platform_id != TT_PLATFORM_MICROSOFT ||
2057 Name.encoding_id != TT_MS_ID_UNICODE_CS)
2058 {
2059 continue; /* not Microsoft Unicode name */
2060 }
2061
2062 if (Name.name_id != NameID || Name.language_id != LangID)
2063 {
2064 continue; /* mismatched */
2065 }
2066
2067 if (Name.string == NULL || Name.string_len == 0 ||
2068 (Name.string[0] == 0 && Name.string[1] == 0))
2069 {
2070 continue; /* invalid string */
2071 }
2072
2073 if (sizeof(Buf) < Name.string_len + sizeof(UNICODE_NULL))
2074 {
2075 continue; /* name too long */
2076 }
2077
2078 /* NOTE: Name.string is not null-terminated */
2079 RtlCopyMemory(Buf, Name.string, Name.string_len);
2080 Buf[Name.string_len / sizeof(WCHAR)] = UNICODE_NULL;
2081
2082 /* Convert UTF-16 big endian to little endian */
2083 SwapEndian(Buf, Name.string_len);
2084
2085 RtlCreateUnicodeString(pNameW, Buf);
2086 Status = STATUS_SUCCESS;
2087 break;
2088 }
2089
2090 if (Status == STATUS_NOT_FOUND)
2091 {
2092 if (LangID != gusEnglishUS)
2093 {
2094 /* Retry with English US */
2095 Status = IntGetFontLocalizedName(pNameW, Face, NameID, gusEnglishUS);
2096 }
2097 else if (NameID == TT_NAME_ID_FONT_SUBFAMILY)
2098 {
2099 RtlInitAnsiString(&AnsiName, Face->style_name);
2100 Status = RtlAnsiStringToUnicodeString(pNameW, &AnsiName, TRUE);
2101 }
2102 else
2103 {
2104 RtlInitAnsiString(&AnsiName, Face->family_name);
2105 Status = RtlAnsiStringToUnicodeString(pNameW, &AnsiName, TRUE);
2106 }
2107 }
2108
2109 return Status;
2110 }
2111
2112 static void FASTCALL
2113 FontFamilyFillInfo(PFONTFAMILYINFO Info, LPCWSTR FaceName,
2114 LPCWSTR FullName, PFONTGDI FontGDI)
2115 {
2116 ANSI_STRING StyleA;
2117 UNICODE_STRING StyleW;
2118 TT_OS2 *pOS2;
2119 FONTSIGNATURE fs;
2120 CHARSETINFO CharSetInfo;
2121 unsigned i, Size;
2122 OUTLINETEXTMETRICW *Otm;
2123 LOGFONTW *Lf;
2124 TEXTMETRICW *TM;
2125 NEWTEXTMETRICW *Ntm;
2126 DWORD fs0;
2127 NTSTATUS status;
2128 FT_Face Face = FontGDI->SharedFace->Face;
2129 UNICODE_STRING NameW;
2130
2131 RtlInitUnicodeString(&NameW, NULL);
2132 RtlZeroMemory(Info, sizeof(FONTFAMILYINFO));
2133 Size = IntGetOutlineTextMetrics(FontGDI, 0, NULL);
2134 Otm = ExAllocatePoolWithTag(PagedPool, Size, GDITAG_TEXT);
2135 if (!Otm)
2136 {
2137 return;
2138 }
2139 IntGetOutlineTextMetrics(FontGDI, Size, Otm);
2140
2141 Lf = &Info->EnumLogFontEx.elfLogFont;
2142 TM = &Otm->otmTextMetrics;
2143
2144 Lf->lfHeight = TM->tmHeight;
2145 Lf->lfWidth = TM->tmAveCharWidth;
2146 Lf->lfWeight = TM->tmWeight;
2147 Lf->lfItalic = TM->tmItalic;
2148 Lf->lfPitchAndFamily = (TM->tmPitchAndFamily & 0xf1) + 1;
2149 Lf->lfCharSet = TM->tmCharSet;
2150 Lf->lfOutPrecision = OUT_OUTLINE_PRECIS;
2151 Lf->lfClipPrecision = CLIP_DEFAULT_PRECIS;
2152 Lf->lfQuality = PROOF_QUALITY;
2153
2154 Ntm = &Info->NewTextMetricEx.ntmTm;
2155 Ntm->tmHeight = TM->tmHeight;
2156 Ntm->tmAscent = TM->tmAscent;
2157 Ntm->tmDescent = TM->tmDescent;
2158 Ntm->tmInternalLeading = TM->tmInternalLeading;
2159 Ntm->tmExternalLeading = TM->tmExternalLeading;
2160 Ntm->tmAveCharWidth = TM->tmAveCharWidth;
2161 Ntm->tmMaxCharWidth = TM->tmMaxCharWidth;
2162 Ntm->tmWeight = TM->tmWeight;
2163 Ntm->tmOverhang = TM->tmOverhang;
2164 Ntm->tmDigitizedAspectX = TM->tmDigitizedAspectX;
2165 Ntm->tmDigitizedAspectY = TM->tmDigitizedAspectY;
2166 Ntm->tmFirstChar = TM->tmFirstChar;
2167 Ntm->tmLastChar = TM->tmLastChar;
2168 Ntm->tmDefaultChar = TM->tmDefaultChar;
2169 Ntm->tmBreakChar = TM->tmBreakChar;
2170 Ntm->tmItalic = TM->tmItalic;
2171 Ntm->tmUnderlined = TM->tmUnderlined;
2172 Ntm->tmStruckOut = TM->tmStruckOut;
2173 Ntm->tmPitchAndFamily = TM->tmPitchAndFamily;
2174 Ntm->tmCharSet = TM->tmCharSet;
2175 Ntm->ntmFlags = TM->tmItalic ? NTM_ITALIC : 0;
2176
2177 if (550 < TM->tmWeight) Ntm->ntmFlags |= NTM_BOLD;
2178
2179 if (0 == Ntm->ntmFlags) Ntm->ntmFlags = NTM_REGULAR;
2180
2181 Ntm->ntmSizeEM = Otm->otmEMSquare;
2182 Ntm->ntmCellHeight = Otm->otmEMSquare;
2183 Ntm->ntmAvgWidth = 0;
2184
2185 Info->FontType = (0 != (TM->tmPitchAndFamily & TMPF_TRUETYPE)
2186 ? TRUETYPE_FONTTYPE : 0);
2187
2188 if (0 == (TM->tmPitchAndFamily & TMPF_VECTOR))
2189 Info->FontType |= RASTER_FONTTYPE;
2190
2191 ExFreePoolWithTag(Otm, GDITAG_TEXT);
2192
2193 /* face name */
2194 if (FaceName)
2195 {
2196 RtlStringCbCopyW(Lf->lfFaceName, sizeof(Lf->lfFaceName), FaceName);
2197 }
2198 else
2199 {
2200 status = IntGetFontLocalizedName(&NameW, Face, TT_NAME_ID_FONT_FAMILY,
2201 gusLanguageID);
2202 if (NT_SUCCESS(status))
2203 {
2204 /* store it */
2205 RtlStringCbCopyW(Lf->lfFaceName, sizeof(Lf->lfFaceName),
2206 NameW.Buffer);
2207 RtlFreeUnicodeString(&NameW);
2208 }
2209 }
2210
2211 /* full name */
2212 if (FullName)
2213 {
2214 RtlStringCbCopyW(Info->EnumLogFontEx.elfFullName,
2215 sizeof(Info->EnumLogFontEx.elfFullName),
2216 FullName);
2217 }
2218 else
2219 {
2220 status = IntGetFontLocalizedName(&NameW, Face, TT_NAME_ID_FULL_NAME,
2221 gusLanguageID);
2222 if (NT_SUCCESS(status))
2223 {
2224 /* store it */
2225 RtlStringCbCopyW(Info->EnumLogFontEx.elfFullName,
2226 sizeof(Info->EnumLogFontEx.elfFullName),
2227 NameW.Buffer);
2228 RtlFreeUnicodeString(&NameW);
2229 }
2230 }
2231
2232 RtlInitAnsiString(&StyleA, Face->style_name);
2233 StyleW.Buffer = Info->EnumLogFontEx.elfStyle;
2234 StyleW.MaximumLength = sizeof(Info->EnumLogFontEx.elfStyle);
2235 status = RtlAnsiStringToUnicodeString(&StyleW, &StyleA, FALSE);
2236 if (!NT_SUCCESS(status))
2237 {
2238 return;
2239 }
2240 Info->EnumLogFontEx.elfScript[0] = UNICODE_NULL;
2241
2242 IntLockFreeType;
2243 pOS2 = FT_Get_Sfnt_Table(Face, ft_sfnt_os2);
2244
2245 if (!pOS2)
2246 {
2247 IntUnLockFreeType;
2248 return;
2249 }
2250
2251 fs.fsCsb[0] = pOS2->ulCodePageRange1;
2252 fs.fsCsb[1] = pOS2->ulCodePageRange2;
2253 fs.fsUsb[0] = pOS2->ulUnicodeRange1;
2254 fs.fsUsb[1] = pOS2->ulUnicodeRange2;
2255 fs.fsUsb[2] = pOS2->ulUnicodeRange3;
2256 fs.fsUsb[3] = pOS2->ulUnicodeRange4;
2257
2258 if (0 == pOS2->version)
2259 {
2260 FT_UInt Dummy;
2261
2262 if (FT_Get_First_Char(Face, &Dummy) < 0x100)
2263 fs.fsCsb[0] |= FS_LATIN1;
2264 else
2265 fs.fsCsb[0] |= FS_SYMBOL;
2266 }
2267 IntUnLockFreeType;
2268
2269 if (fs.fsCsb[0] == 0)
2270 {
2271 /* Let's see if we can find any interesting cmaps */
2272 for (i = 0; i < (UINT)Face->num_charmaps; i++)
2273 {
2274 switch (Face->charmaps[i]->encoding)
2275 {
2276 case FT_ENCODING_UNICODE:
2277 case FT_ENCODING_APPLE_ROMAN:
2278 fs.fsCsb[0] |= FS_LATIN1;
2279 break;
2280 case FT_ENCODING_MS_SYMBOL:
2281 fs.fsCsb[0] |= FS_SYMBOL;
2282 break;
2283 default:
2284 break;
2285 }
2286 }
2287 }
2288
2289 for (i = 0; i < MAXTCIINDEX; i++)
2290 {
2291 fs0 = 1L << i;
2292 if (fs.fsCsb[0] & fs0)
2293 {
2294 if (!IntTranslateCharsetInfo(&fs0, &CharSetInfo, TCI_SRCFONTSIG))
2295 {
2296 CharSetInfo.ciCharset = DEFAULT_CHARSET;
2297 }
2298 if (DEFAULT_CHARSET != CharSetInfo.ciCharset)
2299 {
2300 if (ElfScripts[i])
2301 wcscpy(Info->EnumLogFontEx.elfScript, ElfScripts[i]);
2302 else
2303 {
2304 DPRINT1("Unknown elfscript for bit %u\n", i);
2305 }
2306 }
2307 }
2308 }
2309 Info->NewTextMetricEx.ntmFontSig = fs;
2310 }
2311
2312 static int FASTCALL
2313 FindFaceNameInInfo(PUNICODE_STRING FaceName, PFONTFAMILYINFO Info, DWORD InfoEntries)
2314 {
2315 DWORD i;
2316 UNICODE_STRING InfoFaceName;
2317
2318 for (i = 0; i < InfoEntries; i++)
2319 {
2320 RtlInitUnicodeString(&InfoFaceName, Info[i].EnumLogFontEx.elfLogFont.lfFaceName);
2321 if (RtlEqualUnicodeString(&InfoFaceName, FaceName, TRUE))
2322 {
2323 return i;
2324 }
2325 }
2326
2327 return -1;
2328 }
2329
2330 static BOOLEAN FASTCALL
2331 FontFamilyInclude(LPLOGFONTW LogFont, PUNICODE_STRING FaceName,
2332 PFONTFAMILYINFO Info, DWORD InfoEntries)
2333 {
2334 UNICODE_STRING LogFontFaceName;
2335
2336 RtlInitUnicodeString(&LogFontFaceName, LogFont->lfFaceName);
2337 if (0 != LogFontFaceName.Length &&
2338 !RtlEqualUnicodeString(&LogFontFaceName, FaceName, TRUE))
2339 {
2340 return FALSE;
2341 }
2342
2343 return FindFaceNameInInfo(FaceName, Info, InfoEntries) < 0;
2344 }
2345
2346 static BOOLEAN FASTCALL
2347 GetFontFamilyInfoForList(LPLOGFONTW LogFont,
2348 PFONTFAMILYINFO Info,
2349 DWORD *Count,
2350 DWORD Size,
2351 PLIST_ENTRY Head)
2352 {
2353 PLIST_ENTRY Entry;
2354 PFONT_ENTRY CurrentEntry;
2355 ANSI_STRING EntryFaceNameA;
2356 UNICODE_STRING EntryFaceNameW;
2357 FONTGDI *FontGDI;
2358 NTSTATUS status;
2359
2360 Entry = Head->Flink;
2361 while (Entry != Head)
2362 {
2363 CurrentEntry = (PFONT_ENTRY) CONTAINING_RECORD(Entry, FONT_ENTRY, ListEntry);
2364
2365 FontGDI = CurrentEntry->Font;
2366 ASSERT(FontGDI);
2367
2368 RtlInitAnsiString(&EntryFaceNameA, FontGDI->SharedFace->Face->family_name);
2369 status = RtlAnsiStringToUnicodeString(&EntryFaceNameW, &EntryFaceNameA, TRUE);
2370 if (!NT_SUCCESS(status))
2371 {
2372 return FALSE;
2373 }
2374
2375 if ((LF_FACESIZE - 1) * sizeof(WCHAR) < EntryFaceNameW.Length)
2376 {
2377 EntryFaceNameW.Length = (LF_FACESIZE - 1) * sizeof(WCHAR);
2378 EntryFaceNameW.Buffer[LF_FACESIZE - 1] = L'\0';
2379 }
2380
2381 if (FontFamilyInclude(LogFont, &EntryFaceNameW, Info, min(*Count, Size)))
2382 {
2383 if (*Count < Size)
2384 {
2385 FontFamilyFillInfo(Info + *Count, EntryFaceNameW.Buffer,
2386 NULL, FontGDI);
2387 }
2388 (*Count)++;
2389 }
2390 RtlFreeUnicodeString(&EntryFaceNameW);
2391 Entry = Entry->Flink;
2392 }
2393
2394 return TRUE;
2395 }
2396
2397 typedef struct FontFamilyInfoCallbackContext
2398 {
2399 LPLOGFONTW LogFont;
2400 PFONTFAMILYINFO Info;
2401 DWORD Count;
2402 DWORD Size;
2403 } FONT_FAMILY_INFO_CALLBACK_CONTEXT, *PFONT_FAMILY_INFO_CALLBACK_CONTEXT;
2404
2405 _Function_class_(RTL_QUERY_REGISTRY_ROUTINE)
2406 static NTSTATUS APIENTRY
2407 FontFamilyInfoQueryRegistryCallback(IN PWSTR ValueName, IN ULONG ValueType,
2408 IN PVOID ValueData, IN ULONG ValueLength,
2409 IN PVOID Context, IN PVOID EntryContext)
2410 {
2411 PFONT_FAMILY_INFO_CALLBACK_CONTEXT InfoContext;
2412 UNICODE_STRING RegistryName, RegistryValue;
2413 int Existing;
2414 PFONTGDI FontGDI;
2415
2416 if (REG_SZ != ValueType)
2417 {
2418 return STATUS_SUCCESS;
2419 }
2420 InfoContext = (PFONT_FAMILY_INFO_CALLBACK_CONTEXT) Context;
2421 RtlInitUnicodeString(&RegistryName, ValueName);
2422
2423 /* Do we need to include this font family? */
2424 if (FontFamilyInclude(InfoContext->LogFont, &RegistryName, InfoContext->Info,
2425 min(InfoContext->Count, InfoContext->Size)))
2426 {
2427 RtlInitUnicodeString(&RegistryValue, (PCWSTR) ValueData);
2428 Existing = FindFaceNameInInfo(&RegistryValue, InfoContext->Info,
2429 min(InfoContext->Count, InfoContext->Size));
2430 if (0 <= Existing)
2431 {
2432 /* We already have the information about the "real" font. Just copy it */
2433 if (InfoContext->Count < InfoContext->Size)
2434 {
2435 InfoContext->Info[InfoContext->Count] = InfoContext->Info[Existing];
2436 RtlStringCbCopyNW(InfoContext->Info[InfoContext->Count].EnumLogFontEx.elfLogFont.lfFaceName,
2437 sizeof(InfoContext->Info[InfoContext->Count].EnumLogFontEx.elfLogFont.lfFaceName),
2438 RegistryName.Buffer,
2439 RegistryName.Length);
2440 }
2441 InfoContext->Count++;
2442 return STATUS_SUCCESS;
2443 }
2444
2445 /* Try to find information about the "real" font */
2446 FontGDI = FindFaceNameInLists(&RegistryValue);
2447 if (NULL == FontGDI)
2448 {
2449 /* "Real" font not found, discard this registry entry */
2450 return STATUS_SUCCESS;
2451 }
2452
2453 /* Return info about the "real" font but with the name of the alias */
2454 if (InfoContext->Count < InfoContext->Size)
2455 {
2456 FontFamilyFillInfo(InfoContext->Info + InfoContext->Count,
2457 RegistryName.Buffer, NULL, FontGDI);
2458 }
2459 InfoContext->Count++;
2460 return STATUS_SUCCESS;
2461 }
2462
2463 return STATUS_SUCCESS;
2464 }
2465
2466 static BOOLEAN FASTCALL
2467 GetFontFamilyInfoForSubstitutes(LPLOGFONTW LogFont,
2468 PFONTFAMILYINFO Info,
2469 DWORD *Count,
2470 DWORD Size)
2471 {
2472 RTL_QUERY_REGISTRY_TABLE QueryTable[2] = {{0}};
2473 FONT_FAMILY_INFO_CALLBACK_CONTEXT Context;
2474 NTSTATUS Status;
2475
2476 /* Enumerate font families found in HKLM\Software\Microsoft\Windows NT\CurrentVersion\FontSubstitutes
2477 The real work is done in the registry callback function */
2478 Context.LogFont = LogFont;
2479 Context.Info = Info;
2480 Context.Count = *Count;
2481 Context.Size = Size;
2482
2483 QueryTable[0].QueryRoutine = FontFamilyInfoQueryRegistryCallback;
2484 QueryTable[0].Flags = 0;
2485 QueryTable[0].Name = NULL;
2486 QueryTable[0].EntryContext = NULL;
2487 QueryTable[0].DefaultType = REG_NONE;
2488 QueryTable[0].DefaultData = NULL;
2489 QueryTable[0].DefaultLength = 0;
2490
2491 QueryTable[1].QueryRoutine = NULL;
2492 QueryTable[1].Name = NULL;
2493
2494 Status = RtlQueryRegistryValues(RTL_REGISTRY_WINDOWS_NT,
2495 L"FontSubstitutes",
2496 QueryTable,
2497 &Context,
2498 NULL);
2499 if (NT_SUCCESS(Status))
2500 {
2501 *Count = Context.Count;
2502 }
2503
2504 return NT_SUCCESS(Status) || STATUS_OBJECT_NAME_NOT_FOUND == Status;
2505 }
2506
2507 BOOL
2508 FASTCALL
2509 ftGdiGetRasterizerCaps(LPRASTERIZER_STATUS lprs)
2510 {
2511 if ( lprs )
2512 {
2513 lprs->nSize = sizeof(RASTERIZER_STATUS);
2514 lprs->wFlags = TT_AVAILABLE | TT_ENABLED;
2515 lprs->nLanguageID = gusLanguageID;
2516 return TRUE;
2517 }
2518 EngSetLastError(ERROR_INVALID_PARAMETER);
2519 return FALSE;
2520 }
2521
2522 static
2523 BOOL
2524 SameScaleMatrix(
2525 PMATRIX pmx1,
2526 PMATRIX pmx2)
2527 {
2528 return (FLOATOBJ_Equal(&pmx1->efM11, &pmx2->efM11) &&
2529 FLOATOBJ_Equal(&pmx1->efM12, &pmx2->efM12) &&
2530 FLOATOBJ_Equal(&pmx1->efM21, &pmx2->efM21) &&
2531 FLOATOBJ_Equal(&pmx1->efM22, &pmx2->efM22));
2532 }
2533
2534 FT_BitmapGlyph APIENTRY
2535 ftGdiGlyphCacheGet(
2536 FT_Face Face,
2537 INT GlyphIndex,
2538 INT Height,
2539 PMATRIX pmx)
2540 {
2541 PLIST_ENTRY CurrentEntry;
2542 PFONT_CACHE_ENTRY FontEntry;
2543
2544 ASSERT_FREETYPE_LOCK_HELD();
2545
2546 CurrentEntry = FontCacheListHead.Flink;
2547 while (CurrentEntry != &FontCacheListHead)
2548 {
2549 FontEntry = CONTAINING_RECORD(CurrentEntry, FONT_CACHE_ENTRY, ListEntry);
2550 if ((FontEntry->Face == Face) &&
2551 (FontEntry->GlyphIndex == GlyphIndex) &&
2552 (FontEntry->Height == Height) &&
2553 (SameScaleMatrix(&FontEntry->mxWorldToDevice, pmx)))
2554 break;
2555 CurrentEntry = CurrentEntry->Flink;
2556 }
2557
2558 if (CurrentEntry == &FontCacheListHead)
2559 {
2560 return NULL;
2561 }
2562
2563 RemoveEntryList(CurrentEntry);
2564 InsertHeadList(&FontCacheListHead, CurrentEntry);
2565 return FontEntry->BitmapGlyph;
2566 }
2567
2568 /* no cache */
2569 FT_BitmapGlyph APIENTRY
2570 ftGdiGlyphSet(
2571 FT_Face Face,
2572 FT_GlyphSlot GlyphSlot,
2573 FT_Render_Mode RenderMode)
2574 {
2575 FT_Glyph Glyph;
2576 INT error;
2577 FT_Bitmap AlignedBitmap;
2578 FT_BitmapGlyph BitmapGlyph;
2579
2580 error = FT_Get_Glyph(GlyphSlot, &Glyph);
2581 if (error)
2582 {
2583 DPRINT1("Failure getting glyph.\n");
2584 return NULL;
2585 }
2586
2587 error = FT_Glyph_To_Bitmap(&Glyph, RenderMode, 0, 1);
2588 if (error)
2589 {
2590 FT_Done_Glyph(Glyph);
2591 DPRINT1("Failure rendering glyph.\n");
2592 return NULL;
2593 }
2594
2595 BitmapGlyph = (FT_BitmapGlyph)Glyph;
2596 FT_Bitmap_New(&AlignedBitmap);
2597 if (FT_Bitmap_Convert(GlyphSlot->library, &BitmapGlyph->bitmap, &AlignedBitmap, 4))
2598 {
2599 DPRINT1("Conversion failed\n");
2600 FT_Done_Glyph((FT_Glyph)BitmapGlyph);
2601 return NULL;
2602 }
2603
2604 FT_Bitmap_Done(GlyphSlot->library, &BitmapGlyph->bitmap);
2605 BitmapGlyph->bitmap = AlignedBitmap;
2606
2607 return BitmapGlyph;
2608 }
2609
2610 FT_BitmapGlyph APIENTRY
2611 ftGdiGlyphCacheSet(
2612 FT_Face Face,
2613 INT GlyphIndex,
2614 INT Height,
2615 PMATRIX pmx,
2616 FT_GlyphSlot GlyphSlot,
2617 FT_Render_Mode RenderMode)
2618 {
2619 FT_Glyph GlyphCopy;
2620 INT error;
2621 PFONT_CACHE_ENTRY NewEntry;
2622 FT_Bitmap AlignedBitmap;
2623 FT_BitmapGlyph BitmapGlyph;
2624
2625 ASSERT_FREETYPE_LOCK_HELD();
2626
2627 error = FT_Get_Glyph(GlyphSlot, &GlyphCopy);
2628 if (error)
2629 {
2630 DPRINT1("Failure caching glyph.\n");
2631 return NULL;
2632 };
2633
2634 error = FT_Glyph_To_Bitmap(&GlyphCopy, RenderMode, 0, 1);
2635 if (error)
2636 {
2637 FT_Done_Glyph(GlyphCopy);
2638 DPRINT1("Failure rendering glyph.\n");
2639 return NULL;
2640 };
2641
2642 NewEntry = ExAllocatePoolWithTag(PagedPool, sizeof(FONT_CACHE_ENTRY), TAG_FONT);
2643 if (!NewEntry)
2644 {
2645 DPRINT1("Alloc failure caching glyph.\n");
2646 FT_Done_Glyph(GlyphCopy);
2647 return NULL;
2648 }
2649
2650 BitmapGlyph = (FT_BitmapGlyph)GlyphCopy;
2651 FT_Bitmap_New(&AlignedBitmap);
2652 if(FT_Bitmap_Convert(GlyphSlot->library, &BitmapGlyph->bitmap, &AlignedBitmap, 4))
2653 {
2654 DPRINT1("Conversion failed\n");
2655 ExFreePoolWithTag(NewEntry, TAG_FONT);
2656 FT_Bitmap_Done(GlyphSlot->library, &AlignedBitmap);
2657 FT_Done_Glyph((FT_Glyph)BitmapGlyph);
2658 return NULL;
2659 }
2660
2661 FT_Bitmap_Done(GlyphSlot->library, &BitmapGlyph->bitmap);
2662 BitmapGlyph->bitmap = AlignedBitmap;
2663
2664 NewEntry->GlyphIndex = GlyphIndex;
2665 NewEntry->Face = Face;
2666 NewEntry->BitmapGlyph = BitmapGlyph;
2667 NewEntry->Height = Height;
2668 NewEntry->mxWorldToDevice = *pmx;
2669
2670 InsertHeadList(&FontCacheListHead, &NewEntry->ListEntry);
2671 if (++FontCacheNumEntries > MAX_FONT_CACHE)
2672 {
2673 NewEntry = CONTAINING_RECORD(FontCacheListHead.Blink, FONT_CACHE_ENTRY, ListEntry);
2674 RemoveCachedEntry(NewEntry);
2675 }
2676
2677 return BitmapGlyph;
2678 }
2679
2680
2681 static void FTVectorToPOINTFX(FT_Vector *vec, POINTFX *pt)
2682 {
2683 pt->x.value = vec->x >> 6;
2684 pt->x.fract = (vec->x & 0x3f) << 10;
2685 pt->x.fract |= ((pt->x.fract >> 6) | (pt->x.fract >> 12));
2686 pt->y.value = vec->y >> 6;
2687 pt->y.fract = (vec->y & 0x3f) << 10;
2688 pt->y.fract |= ((pt->y.fract >> 6) | (pt->y.fract >> 12));
2689 }
2690
2691 /*
2692 This function builds an FT_Fixed from a float. It puts the integer part
2693 in the highest 16 bits and the decimal part in the lowest 16 bits of the FT_Fixed.
2694 It fails if the integer part of the float number is greater than SHORT_MAX.
2695 */
2696 static __inline FT_Fixed FT_FixedFromFloat(float f)
2697 {
2698 short value = f;
2699 unsigned short fract = (f - value) * 0xFFFF;
2700 return (FT_Fixed)((long)value << 16 | (unsigned long)fract);
2701 }
2702
2703 /*
2704 This function builds an FT_Fixed from a FIXED. It simply put f.value
2705 in the highest 16 bits and f.fract in the lowest 16 bits of the FT_Fixed.
2706 */
2707 static __inline FT_Fixed FT_FixedFromFIXED(FIXED f)
2708 {
2709 return (FT_Fixed)((long)f.value << 16 | (unsigned long)f.fract);
2710 }
2711
2712 static unsigned int get_native_glyph_outline(FT_Outline *outline, unsigned int buflen, char *buf)
2713 {
2714 TTPOLYGONHEADER *pph;
2715 TTPOLYCURVE *ppc;
2716 int needed = 0, point = 0, contour, first_pt;
2717 unsigned int pph_start, cpfx;
2718 DWORD type;
2719
2720 for (contour = 0; contour < outline->n_contours; contour++)
2721 {
2722 /* Ignore contours containing one point */
2723 if (point == outline->contours[contour])
2724 {
2725 point++;
2726 continue;
2727 }
2728
2729 pph_start = needed;
2730 pph = (TTPOLYGONHEADER *)(buf + needed);
2731 first_pt = point;
2732 if (buf)
2733 {
2734 pph->dwType = TT_POLYGON_TYPE;
2735 FTVectorToPOINTFX(&outline->points[point], &pph->pfxStart);
2736 }
2737 needed += sizeof(*pph);
2738 point++;
2739 while (point <= outline->contours[contour])
2740 {
2741 ppc = (TTPOLYCURVE *)(buf + needed);
2742 type = outline->tags[point] & FT_Curve_Tag_On ?
2743 TT_PRIM_LINE : TT_PRIM_QSPLINE;
2744 cpfx = 0;
2745 do
2746 {
2747 if (buf)
2748 FTVectorToPOINTFX(&outline->points[point], &ppc->apfx[cpfx]);
2749 cpfx++;
2750 point++;
2751 } while (point <= outline->contours[contour] &&
2752 (outline->tags[point] & FT_Curve_Tag_On) ==
2753 (outline->tags[point-1] & FT_Curve_Tag_On));
2754 /* At the end of a contour Windows adds the start point, but
2755 only for Beziers */
2756 if (point > outline->contours[contour] &&
2757 !(outline->tags[point-1] & FT_Curve_Tag_On))
2758 {
2759 if (buf)
2760 FTVectorToPOINTFX(&outline->points[first_pt], &ppc->apfx[cpfx]);
2761 cpfx++;
2762 }
2763 else if (point <= outline->contours[contour] &&
2764 outline->tags[point] & FT_Curve_Tag_On)
2765 {
2766 /* add closing pt for bezier */
2767 if (buf)
2768 FTVectorToPOINTFX(&outline->points[point], &ppc->apfx[cpfx]);
2769 cpfx++;
2770 point++;
2771 }
2772 if (buf)
2773 {
2774 ppc->wType = type;
2775 ppc->cpfx = cpfx;
2776 }
2777 needed += sizeof(*ppc) + (cpfx - 1) * sizeof(POINTFX);
2778 }
2779 if (buf)
2780 pph->cb = needed - pph_start;
2781 }
2782 return needed;
2783 }
2784
2785 static unsigned int get_bezier_glyph_outline(FT_Outline *outline, unsigned int buflen, char *buf)
2786 {
2787 /* Convert the quadratic Beziers to cubic Beziers.
2788 The parametric eqn for a cubic Bezier is, from PLRM:
2789 r(t) = at^3 + bt^2 + ct + r0
2790 with the control points:
2791 r1 = r0 + c/3
2792 r2 = r1 + (c + b)/3
2793 r3 = r0 + c + b + a
2794
2795 A quadratic Bezier has the form:
2796 p(t) = (1-t)^2 p0 + 2(1-t)t p1 + t^2 p2
2797
2798 So equating powers of t leads to:
2799 r1 = 2/3 p1 + 1/3 p0
2800 r2 = 2/3 p1 + 1/3 p2
2801 and of course r0 = p0, r3 = p2
2802 */
2803 int contour, point = 0, first_pt;
2804 TTPOLYGONHEADER *pph;
2805 TTPOLYCURVE *ppc;
2806 DWORD pph_start, cpfx, type;
2807 FT_Vector cubic_control[4];
2808 unsigned int needed = 0;
2809
2810 for (contour = 0; contour < outline->n_contours; contour++)
2811 {
2812 pph_start = needed;
2813 pph = (TTPOLYGONHEADER *)(buf + needed);
2814 first_pt = point;
2815 if (buf)
2816 {
2817 pph->dwType = TT_POLYGON_TYPE;
2818 FTVectorToPOINTFX(&outline->points[point], &pph->pfxStart);
2819 }
2820 needed += sizeof(*pph);
2821 point++;
2822 while (point <= outline->contours[contour])
2823 {
2824 ppc = (TTPOLYCURVE *)(buf + needed);
2825 type = outline->tags[point] & FT_Curve_Tag_On ?
2826 TT_PRIM_LINE : TT_PRIM_CSPLINE;
2827 cpfx = 0;
2828 do
2829 {
2830 if (type == TT_PRIM_LINE)
2831 {
2832 if (buf)
2833 FTVectorToPOINTFX(&outline->points[point], &ppc->apfx[cpfx]);
2834 cpfx++;
2835 point++;
2836 }
2837 else
2838 {
2839 /* Unlike QSPLINEs, CSPLINEs always have their endpoint
2840 so cpfx = 3n */
2841
2842 /* FIXME: Possible optimization in endpoint calculation
2843 if there are two consecutive curves */
2844 cubic_control[0] = outline->points[point-1];
2845 if (!(outline->tags[point-1] & FT_Curve_Tag_On))
2846 {
2847 cubic_control[0].x += outline->points[point].x + 1;
2848 cubic_control[0].y += outline->points[point].y + 1;
2849 cubic_control[0].x >>= 1;
2850 cubic_control[0].y >>= 1;
2851 }
2852 if (point+1 > outline->contours[contour])
2853 cubic_control[3] = outline->points[first_pt];
2854 else
2855 {
2856 cubic_control[3] = outline->points[point+1];
2857 if (!(outline->tags[point+1] & FT_Curve_Tag_On))
2858 {
2859 cubic_control[3].x += outline->points[point].x + 1;
2860 cubic_control[3].y += outline->points[point].y + 1;
2861 cubic_control[3].x >>= 1;
2862 cubic_control[3].y >>= 1;
2863 }
2864 }
2865 /* r1 = 1/3 p0 + 2/3 p1
2866 r2 = 1/3 p2 + 2/3 p1 */
2867 cubic_control[1].x = (2 * outline->points[point].x + 1) / 3;
2868 cubic_control[1].y = (2 * outline->points[point].y + 1) / 3;
2869 cubic_control[2] = cubic_control[1];
2870 cubic_control[1].x += (cubic_control[0].x + 1) / 3;
2871 cubic_control[1].y += (cubic_control[0].y + 1) / 3;
2872 cubic_control[2].x += (cubic_control[3].x + 1) / 3;
2873 cubic_control[2].y += (cubic_control[3].y + 1) / 3;
2874 if (buf)
2875 {
2876 FTVectorToPOINTFX(&cubic_control[1], &ppc->apfx[cpfx]);
2877 FTVectorToPOINTFX(&cubic_control[2], &ppc->apfx[cpfx+1]);
2878 FTVectorToPOINTFX(&cubic_control[3], &ppc->apfx[cpfx+2]);
2879 }
2880 cpfx += 3;
2881 point++;
2882 }
2883 } while (point <= outline->contours[contour] &&
2884 (outline->tags[point] & FT_Curve_Tag_On) ==
2885 (outline->tags[point-1] & FT_Curve_Tag_On));
2886 /* At the end of a contour Windows adds the start point,
2887 but only for Beziers and we've already done that.
2888 */
2889 if (point <= outline->contours[contour] &&
2890 outline->tags[point] & FT_Curve_Tag_On)
2891 {
2892 /* This is the closing pt of a bezier, but we've already
2893 added it, so just inc point and carry on */
2894 point++;
2895 }
2896 if (buf)
2897 {
2898 ppc->wType = type;
2899 ppc->cpfx = cpfx;
2900 }
2901 needed += sizeof(*ppc) + (cpfx - 1) * sizeof(POINTFX);
2902 }
2903 if (buf)
2904 pph->cb = needed - pph_start;
2905 }
2906 return needed;
2907 }
2908
2909 static INT
2910 IntRequestFontSize(PDC dc, FT_Face face, LONG Width, LONG Height)
2911 {
2912 FT_Size_RequestRec req;
2913
2914 if (Width < 0)
2915 Width = -Width;
2916
2917 if (Height < 0)
2918 {
2919 Height = -Height;
2920 }
2921 if (Height == 0)
2922 {
2923 Height = dc->ppdev->devinfo.lfDefaultFont.lfHeight;
2924 }
2925 if (Height == 0)
2926 {
2927 Height = Width;
2928 }
2929
2930 if (Height < 1)
2931 Height = 1;
2932
2933 if (Width > 0xFFFFU)
2934 Width = 0xFFFFU;
2935 if (Height > 0xFFFFU)
2936 Height = 0xFFFFU;
2937
2938 req.type = FT_SIZE_REQUEST_TYPE_NOMINAL;
2939 req.width = (FT_Long)(Width << 6);
2940 req.height = (FT_Long)(Height << 6);
2941 req.horiResolution = 0;
2942 req.vertResolution = 0;
2943 return FT_Request_Size(face, &req);
2944 }
2945
2946 BOOL
2947 FASTCALL
2948 TextIntUpdateSize(PDC dc,
2949 PTEXTOBJ TextObj,
2950 PFONTGDI FontGDI,
2951 BOOL bDoLock)
2952 {
2953 FT_Face face;
2954 INT error, n;
2955 FT_CharMap charmap, found;
2956 LOGFONTW *plf;
2957
2958 if (bDoLock)
2959 IntLockFreeType;
2960
2961 face = FontGDI->SharedFace->Face;
2962 if (face->charmap == NULL)
2963 {
2964 DPRINT("WARNING: No charmap selected!\n");
2965 DPRINT("This font face has %d charmaps\n", face->num_charmaps);
2966
2967 found = NULL;
2968 for (n = 0; n < face->num_charmaps; n++)
2969 {
2970 charmap = face->charmaps[n];
2971 DPRINT("Found charmap encoding: %i\n", charmap->encoding);
2972 if (charmap->encoding != 0)
2973 {
2974 found = charmap;
2975 break;
2976 }
2977 }
2978 if (!found)
2979 {
2980 DPRINT1("WARNING: Could not find desired charmap!\n");
2981 }
2982 else
2983 {
2984 error = FT_Set_Charmap(face, found);
2985 if (error)
2986 {
2987 DPRINT1("WARNING: Could not set the charmap!\n");
2988 }
2989 }
2990 }
2991
2992 plf = &TextObj->logfont.elfEnumLogfontEx.elfLogFont;
2993
2994 error = IntRequestFontSize(dc, face, plf->lfWidth, plf->lfHeight);
2995
2996 if (bDoLock)
2997 IntUnLockFreeType;
2998
2999 if (error)
3000 {
3001 DPRINT1("Error in setting pixel sizes: %d\n", error);
3002 return FALSE;
3003 }
3004
3005 return TRUE;
3006 }
3007
3008
3009 /*
3010 * Based on WineEngGetGlyphOutline
3011 *
3012 */
3013 ULONG
3014 FASTCALL
3015 ftGdiGetGlyphOutline(
3016 PDC dc,
3017 WCHAR wch,
3018 UINT iFormat,
3019 LPGLYPHMETRICS pgm,
3020 ULONG cjBuf,
3021 PVOID pvBuf,
3022 LPMAT2 pmat2,
3023 BOOL bIgnoreRotation)
3024 {
3025 static const FT_Matrix identityMat = {(1 << 16), 0, 0, (1 << 16)};
3026 PDC_ATTR pdcattr;
3027 PTEXTOBJ TextObj;
3028 PFONTGDI FontGDI;
3029 HFONT hFont = 0;
3030 GLYPHMETRICS gm;
3031 ULONG Size;
3032 FT_Face ft_face;
3033 FT_UInt glyph_index;
3034 DWORD width, height, pitch, needed = 0;
3035 FT_Bitmap ft_bitmap;
3036 FT_Error error;
3037 INT left, right, top = 0, bottom = 0;
3038 FT_Angle angle = 0;
3039 FT_Int load_flags = FT_LOAD_DEFAULT | FT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH;
3040 FLOAT eM11, widthRatio = 1.0;
3041 FT_Matrix transMat = identityMat;
3042 BOOL needsTransform = FALSE;
3043 INT orientation;
3044 LONG aveWidth;
3045 INT adv, lsb, bbx; /* These three hold to widths of the unrotated chars */
3046 OUTLINETEXTMETRICW *potm;
3047 XFORM xForm;
3048 LOGFONTW *plf;
3049
3050 DPRINT("%u, %08x, %p, %08lx, %p, %p\n", wch, iFormat, pgm,
3051 cjBuf, pvBuf, pmat2);
3052
3053 pdcattr = dc->pdcattr;
3054
3055 MatrixS2XForm(&xForm, &dc->pdcattr->mxWorldToDevice);
3056 eM11 = xForm.eM11;
3057
3058 hFont = pdcattr->hlfntNew;
3059 TextObj = RealizeFontInit(hFont);
3060
3061 if (!TextObj)
3062 {
3063 EngSetLastError(ERROR_INVALID_HANDLE);
3064 return GDI_ERROR;
3065 }
3066 FontGDI = ObjToGDI(TextObj->Font, FONT);
3067 ft_face = FontGDI->SharedFace->Face;
3068
3069 plf = &TextObj->logfont.elfEnumLogfontEx.elfLogFont;
3070 aveWidth = FT_IS_SCALABLE(ft_face) ? abs(plf->lfWidth) : 0;
3071 orientation = FT_IS_SCALABLE(ft_face) ? plf->lfOrientation : 0;
3072
3073 Size = IntGetOutlineTextMetrics(FontGDI, 0, NULL);
3074 potm = ExAllocatePoolWithTag(PagedPool, Size, GDITAG_TEXT);
3075 if (!potm)
3076 {
3077 EngSetLastError(ERROR_NOT_ENOUGH_MEMORY);
3078 TEXTOBJ_UnlockText(TextObj);
3079 return GDI_ERROR;
3080 }
3081 IntGetOutlineTextMetrics(FontGDI, Size, potm);
3082
3083 IntLockFreeType;
3084 TextIntUpdateSize(dc, TextObj, FontGDI, FALSE);
3085 FtSetCoordinateTransform(ft_face, DC_pmxWorldToDevice(dc));
3086
3087 TEXTOBJ_UnlockText(TextObj);
3088
3089 if (iFormat & GGO_GLYPH_INDEX)
3090 {
3091 glyph_index = wch;
3092 iFormat &= ~GGO_GLYPH_INDEX;
3093 }
3094 else glyph_index = FT_Get_Char_Index(ft_face, wch);
3095
3096 if (orientation || (iFormat != GGO_METRICS && iFormat != GGO_BITMAP) || aveWidth || pmat2)
3097 load_flags |= FT_LOAD_NO_BITMAP;
3098
3099 if (iFormat & GGO_UNHINTED)
3100 {
3101 load_flags |= FT_LOAD_NO_HINTING;
3102 iFormat &= ~GGO_UNHINTED;
3103 }
3104
3105 error = FT_Load_Glyph(ft_face, glyph_index, load_flags);
3106 if (error)
3107 {
3108 DPRINT1("WARNING: Failed to load and render glyph! [index: %u]\n", glyph_index);
3109 IntUnLockFreeType;
3110 if (potm) ExFreePoolWithTag(potm, GDITAG_TEXT);
3111 return GDI_ERROR;
3112 }
3113 IntUnLockFreeType;
3114
3115 if (aveWidth && potm)
3116 {
3117 widthRatio = (FLOAT)aveWidth * eM11 /
3118 (FLOAT) potm->otmTextMetrics.tmAveCharWidth;
3119 }
3120
3121 left = (INT)(ft_face->glyph->metrics.horiBearingX * widthRatio) & -64;
3122 right = (INT)((ft_face->glyph->metrics.horiBearingX +
3123 ft_face->glyph->metrics.width) * widthRatio + 63) & -64;
3124
3125 adv = (INT)((ft_face->glyph->metrics.horiAdvance * widthRatio) + 63) >> 6;
3126 lsb = left >> 6;
3127 bbx = (right - left) >> 6;
3128
3129 DPRINT("Advance = %d, lsb = %d, bbx = %d\n",adv, lsb, bbx);
3130
3131 IntLockFreeType;
3132
3133 /* Scaling transform */
3134 /*if (aveWidth)*/
3135 {
3136
3137 FT_Matrix ftmatrix;
3138 FLOATOBJ efTemp;
3139
3140 PMATRIX pmx = DC_pmxWorldToDevice(dc);
3141
3142 /* Create a freetype matrix, by converting to 16.16 fixpoint format */
3143 efTemp = pmx->efM11;
3144 FLOATOBJ_MulLong(&efTemp, 0x00010000);
3145 ftmatrix.xx = FLOATOBJ_GetLong(&efTemp);