[WIN32SS] Addendum to r74312 and r74309, fix some bad memory leaks. CORE-10876
[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(FreeTypeLock->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 /*************************************************************
1742 * IntGetOutlineTextMetrics
1743 *
1744 */
1745 INT FASTCALL
1746 IntGetOutlineTextMetrics(PFONTGDI FontGDI,
1747 UINT Size,
1748 OUTLINETEXTMETRICW *Otm)
1749 {
1750 unsigned Needed;
1751 TT_OS2 *pOS2;
1752 TT_HoriHeader *pHori;
1753 TT_Postscript *pPost;
1754 FT_Fixed XScale, YScale;
1755 ANSI_STRING FamilyNameA, StyleNameA;
1756 UNICODE_STRING FamilyNameW, StyleNameW, Regular;
1757 FT_WinFNT_HeaderRec Win;
1758 FT_Error Error;
1759 char *Cp;
1760 NTSTATUS status;
1761 FT_Face Face = FontGDI->SharedFace->Face;
1762
1763 Needed = sizeof(OUTLINETEXTMETRICW);
1764
1765 RtlInitAnsiString(&FamilyNameA, Face->family_name);
1766 status = RtlAnsiStringToUnicodeString(&FamilyNameW, &FamilyNameA, TRUE);
1767 if (!NT_SUCCESS(status))
1768 {
1769 return 0;
1770 }
1771
1772 RtlInitAnsiString(&StyleNameA, Face->style_name);
1773 status = RtlAnsiStringToUnicodeString(&StyleNameW, &StyleNameA, TRUE);
1774 if (!NT_SUCCESS(status))
1775 {
1776 RtlFreeUnicodeString(&FamilyNameW);
1777 return 0;
1778 }
1779
1780 /* These names should be read from the TT name table */
1781
1782 /* Length of otmpFamilyName */
1783 Needed += FamilyNameW.Length + sizeof(WCHAR);
1784
1785 RtlInitUnicodeString(&Regular, L"Regular");
1786 /* Length of otmpFaceName */
1787 if (RtlEqualUnicodeString(&StyleNameW, &Regular, TRUE))
1788 {
1789 Needed += FamilyNameW.Length + sizeof(WCHAR); /* Just the family name */
1790 }
1791 else
1792 {
1793 Needed += FamilyNameW.Length + StyleNameW.Length + (sizeof(WCHAR) << 1); /* family + " " + style */
1794 }
1795
1796 /* Length of otmpStyleName */
1797 Needed += StyleNameW.Length + sizeof(WCHAR);
1798
1799 /* Length of otmpFullName */
1800 Needed += FamilyNameW.Length + StyleNameW.Length + (sizeof(WCHAR) << 1);
1801
1802 if (Size < Needed)
1803 {
1804 RtlFreeUnicodeString(&FamilyNameW);
1805 RtlFreeUnicodeString(&StyleNameW);
1806 return Needed;
1807 }
1808
1809 XScale = Face->size->metrics.x_scale;
1810 YScale = Face->size->metrics.y_scale;
1811
1812 IntLockFreeType;
1813 pOS2 = FT_Get_Sfnt_Table(Face, ft_sfnt_os2);
1814 if (NULL == pOS2)
1815 {
1816 IntUnLockFreeType;
1817 DPRINT1("Can't find OS/2 table - not TT font?\n");
1818 RtlFreeUnicodeString(&StyleNameW);
1819 RtlFreeUnicodeString(&FamilyNameW);
1820 return 0;
1821 }
1822
1823 pHori = FT_Get_Sfnt_Table(Face, ft_sfnt_hhea);
1824 if (NULL == pHori)
1825 {
1826 IntUnLockFreeType;
1827 DPRINT1("Can't find HHEA table - not TT font?\n");
1828 RtlFreeUnicodeString(&StyleNameW);
1829 RtlFreeUnicodeString(&FamilyNameW);
1830 return 0;
1831 }
1832
1833 pPost = FT_Get_Sfnt_Table(Face, ft_sfnt_post); /* We can live with this failing */
1834
1835 Error = FT_Get_WinFNT_Header(Face , &Win);
1836
1837 Otm->otmSize = Needed;
1838
1839 FillTM(&Otm->otmTextMetrics, FontGDI, pOS2, pHori, !Error ? &Win : 0);
1840
1841 Otm->otmFiller = 0;
1842 RtlCopyMemory(&Otm->otmPanoseNumber, pOS2->panose, PANOSE_COUNT);
1843 Otm->otmfsSelection = pOS2->fsSelection;
1844 Otm->otmfsType = pOS2->fsType;
1845 Otm->otmsCharSlopeRise = pHori->caret_Slope_Rise;
1846 Otm->otmsCharSlopeRun = pHori->caret_Slope_Run;
1847 Otm->otmItalicAngle = 0; /* POST table */
1848 Otm->otmEMSquare = Face->units_per_EM;
1849 Otm->otmAscent = (FT_MulFix(pOS2->sTypoAscender, YScale) + 32) >> 6;
1850 Otm->otmDescent = (FT_MulFix(pOS2->sTypoDescender, YScale) + 32) >> 6;
1851 Otm->otmLineGap = (FT_MulFix(pOS2->sTypoLineGap, YScale) + 32) >> 6;
1852 Otm->otmsCapEmHeight = (FT_MulFix(pOS2->sCapHeight, YScale) + 32) >> 6;
1853 Otm->otmsXHeight = (FT_MulFix(pOS2->sxHeight, YScale) + 32) >> 6;
1854 Otm->otmrcFontBox.left = (FT_MulFix(Face->bbox.xMin, XScale) + 32) >> 6;
1855 Otm->otmrcFontBox.right = (FT_MulFix(Face->bbox.xMax, XScale) + 32) >> 6;
1856 Otm->otmrcFontBox.top = (FT_MulFix(Face->bbox.yMax, YScale) + 32) >> 6;
1857 Otm->otmrcFontBox.bottom = (FT_MulFix(Face->bbox.yMin, YScale) + 32) >> 6;
1858 Otm->otmMacAscent = Otm->otmTextMetrics.tmAscent;
1859 Otm->otmMacDescent = -Otm->otmTextMetrics.tmDescent;
1860 Otm->otmMacLineGap = Otm->otmLineGap;
1861 Otm->otmusMinimumPPEM = 0; /* TT Header */
1862 Otm->otmptSubscriptSize.x = (FT_MulFix(pOS2->ySubscriptXSize, XScale) + 32) >> 6;
1863 Otm->otmptSubscriptSize.y = (FT_MulFix(pOS2->ySubscriptYSize, YScale) + 32) >> 6;
1864 Otm->otmptSubscriptOffset.x = (FT_MulFix(pOS2->ySubscriptXOffset, XScale) + 32) >> 6;
1865 Otm->otmptSubscriptOffset.y = (FT_MulFix(pOS2->ySubscriptYOffset, YScale) + 32) >> 6;
1866 Otm->otmptSuperscriptSize.x = (FT_MulFix(pOS2->ySuperscriptXSize, XScale) + 32) >> 6;
1867 Otm->otmptSuperscriptSize.y = (FT_MulFix(pOS2->ySuperscriptYSize, YScale) + 32) >> 6;
1868 Otm->otmptSuperscriptOffset.x = (FT_MulFix(pOS2->ySuperscriptXOffset, XScale) + 32) >> 6;
1869 Otm->otmptSuperscriptOffset.y = (FT_MulFix(pOS2->ySuperscriptYOffset, YScale) + 32) >> 6;
1870 Otm->otmsStrikeoutSize = (FT_MulFix(pOS2->yStrikeoutSize, YScale) + 32) >> 6;
1871 Otm->otmsStrikeoutPosition = (FT_MulFix(pOS2->yStrikeoutPosition, YScale) + 32) >> 6;
1872 if (!pPost)
1873 {
1874 Otm->otmsUnderscoreSize = 0;
1875 Otm->otmsUnderscorePosition = 0;
1876 }
1877 else
1878 {
1879 Otm->otmsUnderscoreSize = (FT_MulFix(pPost->underlineThickness, YScale) + 32) >> 6;
1880 Otm->otmsUnderscorePosition = (FT_MulFix(pPost->underlinePosition, YScale) + 32) >> 6;
1881 }
1882
1883 IntUnLockFreeType;
1884
1885 /* otmp* members should clearly have type ptrdiff_t, but M$ knows best */
1886 Cp = (char*) Otm + sizeof(OUTLINETEXTMETRICW);
1887 Otm->otmpFamilyName = (LPSTR)(Cp - (char*) Otm);
1888 wcscpy((WCHAR*) Cp, FamilyNameW.Buffer);
1889 Cp += FamilyNameW.Length + sizeof(WCHAR);
1890 Otm->otmpStyleName = (LPSTR)(Cp - (char*) Otm);
1891 wcscpy((WCHAR*) Cp, StyleNameW.Buffer);
1892 Cp += StyleNameW.Length + sizeof(WCHAR);
1893 Otm->otmpFaceName = (LPSTR)(Cp - (char*) Otm);
1894 wcscpy((WCHAR*) Cp, FamilyNameW.Buffer);
1895 if (!RtlEqualUnicodeString(&StyleNameW, &Regular, TRUE))
1896 {
1897 wcscat((WCHAR*) Cp, L" ");
1898 wcscat((WCHAR*) Cp, StyleNameW.Buffer);
1899 Cp += FamilyNameW.Length + StyleNameW.Length + (sizeof(WCHAR) << 1);
1900 }
1901 else
1902 {
1903 Cp += FamilyNameW.Length + sizeof(WCHAR);
1904 }
1905 Otm->otmpFullName = (LPSTR)(Cp - (char*) Otm);
1906 wcscpy((WCHAR*) Cp, FamilyNameW.Buffer);
1907 wcscat((WCHAR*) Cp, L" ");
1908 wcscat((WCHAR*) Cp, StyleNameW.Buffer);
1909
1910 RtlFreeUnicodeString(&StyleNameW);
1911 RtlFreeUnicodeString(&FamilyNameW);
1912
1913 return Needed;
1914 }
1915
1916 static PFONTGDI FASTCALL
1917 FindFaceNameInList(PUNICODE_STRING FaceName, PLIST_ENTRY Head)
1918 {
1919 PLIST_ENTRY Entry;
1920 PFONT_ENTRY CurrentEntry;
1921 ANSI_STRING EntryFaceNameA;
1922 UNICODE_STRING EntryFaceNameW;
1923 FONTGDI *FontGDI;
1924 NTSTATUS status;
1925
1926 Entry = Head->Flink;
1927 while (Entry != Head)
1928 {
1929 CurrentEntry = CONTAINING_RECORD(Entry, FONT_ENTRY, ListEntry);
1930
1931 FontGDI = CurrentEntry->Font;
1932 ASSERT(FontGDI);
1933
1934 RtlInitAnsiString(&EntryFaceNameA, FontGDI->SharedFace->Face->family_name);
1935 status = RtlAnsiStringToUnicodeString(&EntryFaceNameW, &EntryFaceNameA, TRUE);
1936 if (!NT_SUCCESS(status))
1937 {
1938 break;
1939 }
1940
1941 if ((LF_FACESIZE - 1) * sizeof(WCHAR) < EntryFaceNameW.Length)
1942 {
1943 EntryFaceNameW.Length = (LF_FACESIZE - 1) * sizeof(WCHAR);
1944 EntryFaceNameW.Buffer[LF_FACESIZE - 1] = L'\0';
1945 }
1946
1947 if (RtlEqualUnicodeString(FaceName, &EntryFaceNameW, TRUE))
1948 {
1949 RtlFreeUnicodeString(&EntryFaceNameW);
1950 return FontGDI;
1951 }
1952
1953 RtlFreeUnicodeString(&EntryFaceNameW);
1954 Entry = Entry->Flink;
1955 }
1956
1957 return NULL;
1958 }
1959
1960 static PFONTGDI FASTCALL
1961 FindFaceNameInLists(PUNICODE_STRING FaceName)
1962 {
1963 PPROCESSINFO Win32Process;
1964 PFONTGDI Font;
1965
1966 /* Search the process local list.
1967 We do not have to search the 'Mem' list, since those fonts are linked in the PrivateFontListHead */
1968 Win32Process = PsGetCurrentProcessWin32Process();
1969 IntLockProcessPrivateFonts(Win32Process);
1970 Font = FindFaceNameInList(FaceName, &Win32Process->PrivateFontListHead);
1971 IntUnLockProcessPrivateFonts(Win32Process);
1972 if (NULL != Font)
1973 {
1974 return Font;
1975 }
1976
1977 /* Search the global list */
1978 IntLockGlobalFonts;
1979 Font = FindFaceNameInList(FaceName, &FontListHead);
1980 IntUnLockGlobalFonts;
1981
1982 return Font;
1983 }
1984
1985 /* See https://msdn.microsoft.com/en-us/library/bb165625(v=vs.90).aspx */
1986 static BYTE
1987 CharSetFromLangID(LANGID LangID)
1988 {
1989 /* FIXME: Add more and fix if wrong */
1990 switch (PRIMARYLANGID(LangID))
1991 {
1992 case LANG_CHINESE:
1993 switch (SUBLANGID(LangID))
1994 {
1995 case SUBLANG_CHINESE_TRADITIONAL:
1996 return CHINESEBIG5_CHARSET;
1997 case SUBLANG_CHINESE_SIMPLIFIED:
1998 default:
1999 break;
2000 }
2001 return GB2312_CHARSET;
2002
2003 case LANG_CZECH: case LANG_HUNGARIAN: case LANG_POLISH:
2004 case LANG_SLOVAK: case LANG_SLOVENIAN: case LANG_ROMANIAN:
2005 return EASTEUROPE_CHARSET;
2006
2007 case LANG_RUSSIAN: case LANG_BULGARIAN: case LANG_MACEDONIAN:
2008 case LANG_SERBIAN: case LANG_UKRAINIAN:
2009 return RUSSIAN_CHARSET;
2010
2011 case LANG_ARABIC: return ARABIC_CHARSET;
2012 case LANG_GREEK: return GREEK_CHARSET;
2013 case LANG_HEBREW: return HEBREW_CHARSET;
2014 case LANG_JAPANESE: return SHIFTJIS_CHARSET;
2015 case LANG_KOREAN: return JOHAB_CHARSET;
2016 case LANG_TURKISH: return TURKISH_CHARSET;
2017 case LANG_THAI: return THAI_CHARSET;
2018 case LANG_LATVIAN: return BALTIC_CHARSET;
2019 case LANG_VIETNAMESE: return VIETNAMESE_CHARSET;
2020
2021 case LANG_ENGLISH: case LANG_BASQUE: case LANG_CATALAN:
2022 case LANG_DANISH: case LANG_DUTCH: case LANG_FINNISH:
2023 case LANG_FRENCH: case LANG_GERMAN: case LANG_ITALIAN:
2024 case LANG_NORWEGIAN: case LANG_PORTUGUESE: case LANG_SPANISH:
2025 case LANG_SWEDISH: default:
2026 return ANSI_CHARSET;
2027 }
2028 }
2029
2030 static void
2031 SwapEndian(LPVOID pvData, DWORD Size)
2032 {
2033 BYTE b, *pb = pvData;
2034 Size /= 2;
2035 while (Size-- > 0)
2036 {
2037 b = pb[0];
2038 pb[0] = pb[1];
2039 pb[1] = b;
2040 ++pb; ++pb;
2041 }
2042 }
2043
2044 static NTSTATUS
2045 IntGetFontLocalizedName(PUNICODE_STRING pNameW, FT_Face Face,
2046 FT_UShort NameID, FT_UShort LangID)
2047 {
2048 FT_SfntName Name;
2049 INT i, Count;
2050 WCHAR Buf[LF_FULLFACESIZE];
2051 FT_Error Error;
2052 NTSTATUS Status = STATUS_NOT_FOUND;
2053 ANSI_STRING AnsiName;
2054
2055 RtlFreeUnicodeString(pNameW);
2056
2057 Count = FT_Get_Sfnt_Name_Count(Face);
2058 for (i = 0; i < Count; ++i)
2059 {
2060 Error = FT_Get_Sfnt_Name(Face, i, &Name);
2061 if (Error)
2062 continue;
2063
2064 if (Name.platform_id != TT_PLATFORM_MICROSOFT ||
2065 Name.encoding_id != TT_MS_ID_UNICODE_CS)
2066 {
2067 continue; /* not Microsoft Unicode name */
2068 }
2069
2070 if (Name.name_id != NameID || Name.language_id != LangID)
2071 {
2072 continue; /* mismatched */
2073 }
2074
2075 if (Name.string == NULL || Name.string_len == 0 ||
2076 (Name.string[0] == 0 && Name.string[1] == 0))
2077 {
2078 continue; /* invalid string */
2079 }
2080
2081 if (sizeof(Buf) < Name.string_len + sizeof(UNICODE_NULL))
2082 {
2083 continue; /* name too long */
2084 }
2085
2086 /* NOTE: Name.string is not null-terminated */
2087 RtlCopyMemory(Buf, Name.string, Name.string_len);
2088 Buf[Name.string_len / sizeof(WCHAR)] = UNICODE_NULL;
2089
2090 /* Convert UTF-16 big endian to little endian */
2091 SwapEndian(Buf, Name.string_len);
2092
2093 Status = RtlCreateUnicodeString(pNameW, Buf);
2094 break;
2095 }
2096
2097 if (Status == STATUS_NOT_FOUND)
2098 {
2099 if (LangID != gusEnglishUS)
2100 {
2101 Status = IntGetFontLocalizedName(pNameW, Face, NameID, gusEnglishUS);
2102 }
2103 }
2104 if (Status == STATUS_NOT_FOUND)
2105 {
2106 RtlInitAnsiString(&AnsiName, Face->family_name);
2107 Status = RtlAnsiStringToUnicodeString(pNameW, &AnsiName, TRUE);
2108 }
2109
2110 return Status;
2111 }
2112
2113 static void FASTCALL
2114 FontFamilyFillInfo(PFONTFAMILYINFO Info, PCWSTR FaceName, 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
2130 RtlZeroMemory(Info, sizeof(FONTFAMILYINFO));
2131 Size = IntGetOutlineTextMetrics(FontGDI, 0, NULL);
2132 Otm = ExAllocatePoolWithTag(PagedPool, Size, GDITAG_TEXT);
2133 if (!Otm)
2134 {
2135 return;
2136 }
2137 IntGetOutlineTextMetrics(FontGDI, Size, Otm);
2138
2139 Lf = &Info->EnumLogFontEx.elfLogFont;
2140 TM = &Otm->otmTextMetrics;
2141
2142 Lf->lfHeight = TM->tmHeight;
2143 Lf->lfWidth = TM->tmAveCharWidth;
2144 Lf->lfWeight = TM->tmWeight;
2145 Lf->lfItalic = TM->tmItalic;
2146 Lf->lfPitchAndFamily = (TM->tmPitchAndFamily & 0xf1) + 1;
2147 Lf->lfCharSet = TM->tmCharSet;
2148 Lf->lfOutPrecision = OUT_OUTLINE_PRECIS;
2149 Lf->lfClipPrecision = CLIP_DEFAULT_PRECIS;
2150 Lf->lfQuality = PROOF_QUALITY;
2151
2152 Ntm = &Info->NewTextMetricEx.ntmTm;
2153 Ntm->tmHeight = TM->tmHeight;
2154 Ntm->tmAscent = TM->tmAscent;
2155 Ntm->tmDescent = TM->tmDescent;
2156 Ntm->tmInternalLeading = TM->tmInternalLeading;
2157 Ntm->tmExternalLeading = TM->tmExternalLeading;
2158 Ntm->tmAveCharWidth = TM->tmAveCharWidth;
2159 Ntm->tmMaxCharWidth = TM->tmMaxCharWidth;
2160 Ntm->tmWeight = TM->tmWeight;
2161 Ntm->tmOverhang = TM->tmOverhang;
2162 Ntm->tmDigitizedAspectX = TM->tmDigitizedAspectX;
2163 Ntm->tmDigitizedAspectY = TM->tmDigitizedAspectY;
2164 Ntm->tmFirstChar = TM->tmFirstChar;
2165 Ntm->tmLastChar = TM->tmLastChar;
2166 Ntm->tmDefaultChar = TM->tmDefaultChar;
2167 Ntm->tmBreakChar = TM->tmBreakChar;
2168 Ntm->tmItalic = TM->tmItalic;
2169 Ntm->tmUnderlined = TM->tmUnderlined;
2170 Ntm->tmStruckOut = TM->tmStruckOut;
2171 Ntm->tmPitchAndFamily = TM->tmPitchAndFamily;
2172 Ntm->tmCharSet = TM->tmCharSet;
2173 Ntm->ntmFlags = TM->tmItalic ? NTM_ITALIC : 0;
2174
2175 if (550 < TM->tmWeight) Ntm->ntmFlags |= NTM_BOLD;
2176
2177 if (0 == Ntm->ntmFlags) Ntm->ntmFlags = NTM_REGULAR;
2178
2179 Ntm->ntmSizeEM = Otm->otmEMSquare;
2180 Ntm->ntmCellHeight = Otm->otmEMSquare;
2181 Ntm->ntmAvgWidth = 0;
2182
2183 Info->FontType = (0 != (TM->tmPitchAndFamily & TMPF_TRUETYPE)
2184 ? TRUETYPE_FONTTYPE : 0);
2185
2186 if (0 == (TM->tmPitchAndFamily & TMPF_VECTOR))
2187 Info->FontType |= RASTER_FONTTYPE;
2188
2189 ExFreePoolWithTag(Otm, GDITAG_TEXT);
2190
2191 /* face name */
2192 /* TODO: full name */
2193 if (FaceName)
2194 {
2195 RtlStringCbCopyW(Info->EnumLogFontEx.elfLogFont.lfFaceName,
2196 sizeof(Info->EnumLogFontEx.elfLogFont.lfFaceName),
2197 FaceName);
2198 RtlStringCbCopyW(Info->EnumLogFontEx.elfFullName,
2199 sizeof(Info->EnumLogFontEx.elfFullName),
2200 FaceName);
2201 }
2202 else
2203 {
2204 UNICODE_STRING NameW;
2205 RtlInitUnicodeString(&NameW, NULL);
2206 status = IntGetFontLocalizedName(&NameW, Face, TT_NAME_ID_FONT_FAMILY,
2207 gusLanguageID);
2208 if (NT_SUCCESS(status))
2209 {
2210 /* store it */
2211 RtlStringCbCopyW(Info->EnumLogFontEx.elfLogFont.lfFaceName,
2212 sizeof(Info->EnumLogFontEx.elfLogFont.lfFaceName),
2213 NameW.Buffer);
2214 RtlStringCbCopyW(Info->EnumLogFontEx.elfFullName,
2215 sizeof(Info->EnumLogFontEx.elfFullName),
2216 NameW.Buffer);
2217 RtlFreeUnicodeString(&NameW);
2218 }
2219 }
2220
2221 RtlInitAnsiString(&StyleA, Face->style_name);
2222 StyleW.Buffer = Info->EnumLogFontEx.elfStyle;
2223 StyleW.MaximumLength = sizeof(Info->EnumLogFontEx.elfStyle);
2224 status = RtlAnsiStringToUnicodeString(&StyleW, &StyleA, FALSE);
2225 if (!NT_SUCCESS(status))
2226 {
2227 return;
2228 }
2229 Info->EnumLogFontEx.elfScript[0] = UNICODE_NULL;
2230
2231 IntLockFreeType;
2232 pOS2 = FT_Get_Sfnt_Table(Face, ft_sfnt_os2);
2233
2234 if (!pOS2)
2235 {
2236 IntUnLockFreeType;
2237 return;
2238 }
2239
2240 fs.fsCsb[0] = pOS2->ulCodePageRange1;
2241 fs.fsCsb[1] = pOS2->ulCodePageRange2;
2242 fs.fsUsb[0] = pOS2->ulUnicodeRange1;
2243 fs.fsUsb[1] = pOS2->ulUnicodeRange2;
2244 fs.fsUsb[2] = pOS2->ulUnicodeRange3;
2245 fs.fsUsb[3] = pOS2->ulUnicodeRange4;
2246
2247 if (0 == pOS2->version)
2248 {
2249 FT_UInt Dummy;
2250
2251 if (FT_Get_First_Char(Face, &Dummy) < 0x100)
2252 fs.fsCsb[0] |= FS_LATIN1;
2253 else
2254 fs.fsCsb[0] |= FS_SYMBOL;
2255 }
2256 IntUnLockFreeType;
2257
2258 if (fs.fsCsb[0] == 0)
2259 {
2260 /* Let's see if we can find any interesting cmaps */
2261 for (i = 0; i < (UINT)Face->num_charmaps; i++)
2262 {
2263 switch (Face->charmaps[i]->encoding)
2264 {
2265 case FT_ENCODING_UNICODE:
2266 case FT_ENCODING_APPLE_ROMAN:
2267 fs.fsCsb[0] |= FS_LATIN1;
2268 break;
2269 case FT_ENCODING_MS_SYMBOL:
2270 fs.fsCsb[0] |= FS_SYMBOL;
2271 break;
2272 default:
2273 break;
2274 }
2275 }
2276 }
2277
2278 for (i = 0; i < MAXTCIINDEX; i++)
2279 {
2280 fs0 = 1L << i;
2281 if (fs.fsCsb[0] & fs0)
2282 {
2283 if (!IntTranslateCharsetInfo(&fs0, &CharSetInfo, TCI_SRCFONTSIG))
2284 {
2285 CharSetInfo.ciCharset = DEFAULT_CHARSET;
2286 }
2287 if (DEFAULT_CHARSET != CharSetInfo.ciCharset)
2288 {
2289 if (ElfScripts[i])
2290 wcscpy(Info->EnumLogFontEx.elfScript, ElfScripts[i]);
2291 else
2292 {
2293 DPRINT1("Unknown elfscript for bit %u\n", i);
2294 }
2295 }
2296 }
2297 }
2298 Info->NewTextMetricEx.ntmFontSig = fs;
2299 }
2300
2301 static int FASTCALL
2302 FindFaceNameInInfo(PUNICODE_STRING FaceName, PFONTFAMILYINFO Info, DWORD InfoEntries)
2303 {
2304 DWORD i;
2305 UNICODE_STRING InfoFaceName;
2306
2307 for (i = 0; i < InfoEntries; i++)
2308 {
2309 RtlInitUnicodeString(&InfoFaceName, Info[i].EnumLogFontEx.elfLogFont.lfFaceName);
2310 if (RtlEqualUnicodeString(&InfoFaceName, FaceName, TRUE))
2311 {
2312 return i;
2313 }
2314 }
2315
2316 return -1;
2317 }
2318
2319 static BOOLEAN FASTCALL
2320 FontFamilyInclude(LPLOGFONTW LogFont, PUNICODE_STRING FaceName,
2321 PFONTFAMILYINFO Info, DWORD InfoEntries)
2322 {
2323 UNICODE_STRING LogFontFaceName;
2324
2325 RtlInitUnicodeString(&LogFontFaceName, LogFont->lfFaceName);
2326 if (0 != LogFontFaceName.Length &&
2327 !RtlEqualUnicodeString(&LogFontFaceName, FaceName, TRUE))
2328 {
2329 return FALSE;
2330 }
2331
2332 return FindFaceNameInInfo(FaceName, Info, InfoEntries) < 0;
2333 }
2334
2335 static BOOLEAN FASTCALL
2336 GetFontFamilyInfoForList(LPLOGFONTW LogFont,
2337 PFONTFAMILYINFO Info,
2338 DWORD *Count,
2339 DWORD Size,
2340 PLIST_ENTRY Head)
2341 {
2342 PLIST_ENTRY Entry;
2343 PFONT_ENTRY CurrentEntry;
2344 ANSI_STRING EntryFaceNameA;
2345 UNICODE_STRING EntryFaceNameW;
2346 FONTGDI *FontGDI;
2347 NTSTATUS status;
2348
2349 Entry = Head->Flink;
2350 while (Entry != Head)
2351 {
2352 CurrentEntry = (PFONT_ENTRY) CONTAINING_RECORD(Entry, FONT_ENTRY, ListEntry);
2353
2354 FontGDI = CurrentEntry->Font;
2355 ASSERT(FontGDI);
2356
2357 RtlInitAnsiString(&EntryFaceNameA, FontGDI->SharedFace->Face->family_name);
2358 status = RtlAnsiStringToUnicodeString(&EntryFaceNameW, &EntryFaceNameA, TRUE);
2359 if (!NT_SUCCESS(status))
2360 {
2361 return FALSE;
2362 }
2363
2364 if ((LF_FACESIZE - 1) * sizeof(WCHAR) < EntryFaceNameW.Length)
2365 {
2366 EntryFaceNameW.Length = (LF_FACESIZE - 1) * sizeof(WCHAR);
2367 EntryFaceNameW.Buffer[LF_FACESIZE - 1] = L'\0';
2368 }
2369
2370 if (FontFamilyInclude(LogFont, &EntryFaceNameW, Info, min(*Count, Size)))
2371 {
2372 if (*Count < Size)
2373 {
2374 FontFamilyFillInfo(Info + *Count, EntryFaceNameW.Buffer, FontGDI);
2375 }
2376 (*Count)++;
2377 }
2378 RtlFreeUnicodeString(&EntryFaceNameW);
2379 Entry = Entry->Flink;
2380 }
2381
2382 return TRUE;
2383 }
2384
2385 typedef struct FontFamilyInfoCallbackContext
2386 {
2387 LPLOGFONTW LogFont;
2388 PFONTFAMILYINFO Info;
2389 DWORD Count;
2390 DWORD Size;
2391 } FONT_FAMILY_INFO_CALLBACK_CONTEXT, *PFONT_FAMILY_INFO_CALLBACK_CONTEXT;
2392
2393 _Function_class_(RTL_QUERY_REGISTRY_ROUTINE)
2394 static NTSTATUS APIENTRY
2395 FontFamilyInfoQueryRegistryCallback(IN PWSTR ValueName, IN ULONG ValueType,
2396 IN PVOID ValueData, IN ULONG ValueLength,
2397 IN PVOID Context, IN PVOID EntryContext)
2398 {
2399 PFONT_FAMILY_INFO_CALLBACK_CONTEXT InfoContext;
2400 UNICODE_STRING RegistryName, RegistryValue;
2401 int Existing;
2402 PFONTGDI FontGDI;
2403
2404 if (REG_SZ != ValueType)
2405 {
2406 return STATUS_SUCCESS;
2407 }
2408 InfoContext = (PFONT_FAMILY_INFO_CALLBACK_CONTEXT) Context;
2409 RtlInitUnicodeString(&RegistryName, ValueName);
2410
2411 /* Do we need to include this font family? */
2412 if (FontFamilyInclude(InfoContext->LogFont, &RegistryName, InfoContext->Info,
2413 min(InfoContext->Count, InfoContext->Size)))
2414 {
2415 RtlInitUnicodeString(&RegistryValue, (PCWSTR) ValueData);
2416 Existing = FindFaceNameInInfo(&RegistryValue, InfoContext->Info,
2417 min(InfoContext->Count, InfoContext->Size));
2418 if (0 <= Existing)
2419 {
2420 /* We already have the information about the "real" font. Just copy it */
2421 if (InfoContext->Count < InfoContext->Size)
2422 {
2423 InfoContext->Info[InfoContext->Count] = InfoContext->Info[Existing];
2424 RtlStringCbCopyNW(InfoContext->Info[InfoContext->Count].EnumLogFontEx.elfLogFont.lfFaceName,
2425 sizeof(InfoContext->Info[InfoContext->Count].EnumLogFontEx.elfLogFont.lfFaceName),
2426 RegistryName.Buffer,
2427 RegistryName.Length);
2428 }
2429 InfoContext->Count++;
2430 return STATUS_SUCCESS;
2431 }
2432
2433 /* Try to find information about the "real" font */
2434 FontGDI = FindFaceNameInLists(&RegistryValue);
2435 if (NULL == FontGDI)
2436 {
2437 /* "Real" font not found, discard this registry entry */
2438 return STATUS_SUCCESS;
2439 }
2440
2441 /* Return info about the "real" font but with the name of the alias */
2442 if (InfoContext->Count < InfoContext->Size)
2443 {
2444 FontFamilyFillInfo(InfoContext->Info + InfoContext->Count,
2445 RegistryName.Buffer, FontGDI);
2446 }
2447 InfoContext->Count++;
2448 return STATUS_SUCCESS;
2449 }
2450
2451 return STATUS_SUCCESS;
2452 }
2453
2454 static BOOLEAN FASTCALL
2455 GetFontFamilyInfoForSubstitutes(LPLOGFONTW LogFont,
2456 PFONTFAMILYINFO Info,
2457 DWORD *Count,
2458 DWORD Size)
2459 {
2460 RTL_QUERY_REGISTRY_TABLE QueryTable[2] = {{0}};
2461 FONT_FAMILY_INFO_CALLBACK_CONTEXT Context;
2462 NTSTATUS Status;
2463
2464 /* Enumerate font families found in HKLM\Software\Microsoft\Windows NT\CurrentVersion\FontSubstitutes
2465 The real work is done in the registry callback function */
2466 Context.LogFont = LogFont;
2467 Context.Info = Info;
2468 Context.Count = *Count;
2469 Context.Size = Size;
2470
2471 QueryTable[0].QueryRoutine = FontFamilyInfoQueryRegistryCallback;
2472 QueryTable[0].Flags = 0;
2473 QueryTable[0].Name = NULL;
2474 QueryTable[0].EntryContext = NULL;
2475 QueryTable[0].DefaultType = REG_NONE;
2476 QueryTable[0].DefaultData = NULL;
2477 QueryTable[0].DefaultLength = 0;
2478
2479 QueryTable[1].QueryRoutine = NULL;
2480 QueryTable[1].Name = NULL;
2481
2482 Status = RtlQueryRegistryValues(RTL_REGISTRY_WINDOWS_NT,
2483 L"FontSubstitutes",
2484 QueryTable,
2485 &Context,
2486 NULL);
2487 if (NT_SUCCESS(Status))
2488 {
2489 *Count = Context.Count;
2490 }
2491
2492 return NT_SUCCESS(Status) || STATUS_OBJECT_NAME_NOT_FOUND == Status;
2493 }
2494
2495 BOOL
2496 FASTCALL
2497 ftGdiGetRasterizerCaps(LPRASTERIZER_STATUS lprs)
2498 {
2499 if ( lprs )
2500 {
2501 lprs->nSize = sizeof(RASTERIZER_STATUS);
2502 lprs->wFlags = TT_AVAILABLE | TT_ENABLED;
2503 lprs->nLanguageID = gusLanguageID;
2504 return TRUE;
2505 }
2506 EngSetLastError(ERROR_INVALID_PARAMETER);
2507 return FALSE;
2508 }
2509
2510 static
2511 BOOL
2512 SameScaleMatrix(
2513 PMATRIX pmx1,
2514 PMATRIX pmx2)
2515 {
2516 return (FLOATOBJ_Equal(&pmx1->efM11, &pmx2->efM11) &&
2517 FLOATOBJ_Equal(&pmx1->efM12, &pmx2->efM12) &&
2518 FLOATOBJ_Equal(&pmx1->efM21, &pmx2->efM21) &&
2519 FLOATOBJ_Equal(&pmx1->efM22, &pmx2->efM22));
2520 }
2521
2522 FT_BitmapGlyph APIENTRY
2523 ftGdiGlyphCacheGet(
2524 FT_Face Face,
2525 INT GlyphIndex,
2526 INT Height,
2527 PMATRIX pmx)
2528 {
2529 PLIST_ENTRY CurrentEntry;
2530 PFONT_CACHE_ENTRY FontEntry;
2531
2532 ASSERT_FREETYPE_LOCK_HELD();
2533
2534 CurrentEntry = FontCacheListHead.Flink;
2535 while (CurrentEntry != &FontCacheListHead)
2536 {
2537 FontEntry = CONTAINING_RECORD(CurrentEntry, FONT_CACHE_ENTRY, ListEntry);
2538 if ((FontEntry->Face == Face) &&
2539 (FontEntry->GlyphIndex == GlyphIndex) &&
2540 (FontEntry->Height == Height) &&
2541 (SameScaleMatrix(&FontEntry->mxWorldToDevice, pmx)))
2542 break;
2543 CurrentEntry = CurrentEntry->Flink;
2544 }
2545
2546 if (CurrentEntry == &FontCacheListHead)
2547 {
2548 return NULL;
2549 }
2550
2551 RemoveEntryList(CurrentEntry);
2552 InsertHeadList(&FontCacheListHead, CurrentEntry);
2553 return FontEntry->BitmapGlyph;
2554 }
2555
2556 /* no cache */
2557 FT_BitmapGlyph APIENTRY
2558 ftGdiGlyphSet(
2559 FT_Face Face,
2560 FT_GlyphSlot GlyphSlot,
2561 FT_Render_Mode RenderMode)
2562 {
2563 FT_Glyph Glyph;
2564 INT error;
2565 FT_Bitmap AlignedBitmap;
2566 FT_BitmapGlyph BitmapGlyph;
2567
2568 error = FT_Get_Glyph(GlyphSlot, &Glyph);
2569 if (error)
2570 {
2571 DPRINT1("Failure getting glyph.\n");
2572 return NULL;
2573 }
2574
2575 error = FT_Glyph_To_Bitmap(&Glyph, RenderMode, 0, 1);
2576 if (error)
2577 {
2578 FT_Done_Glyph(Glyph);
2579 DPRINT1("Failure rendering glyph.\n");
2580 return NULL;
2581 }
2582
2583 BitmapGlyph = (FT_BitmapGlyph)Glyph;
2584 FT_Bitmap_New(&AlignedBitmap);
2585 if (FT_Bitmap_Convert(GlyphSlot->library, &BitmapGlyph->bitmap, &AlignedBitmap, 4))
2586 {
2587 DPRINT1("Conversion failed\n");
2588 FT_Done_Glyph((FT_Glyph)BitmapGlyph);
2589 return NULL;
2590 }
2591
2592 FT_Bitmap_Done(GlyphSlot->library, &BitmapGlyph->bitmap);
2593 BitmapGlyph->bitmap = AlignedBitmap;
2594
2595 return BitmapGlyph;
2596 }
2597
2598 FT_BitmapGlyph APIENTRY
2599 ftGdiGlyphCacheSet(
2600 FT_Face Face,
2601 INT GlyphIndex,
2602 INT Height,
2603 PMATRIX pmx,
2604 FT_GlyphSlot GlyphSlot,
2605 FT_Render_Mode RenderMode)
2606 {
2607 FT_Glyph GlyphCopy;
2608 INT error;
2609 PFONT_CACHE_ENTRY NewEntry;
2610 FT_Bitmap AlignedBitmap;
2611 FT_BitmapGlyph BitmapGlyph;
2612
2613 ASSERT_FREETYPE_LOCK_HELD();
2614
2615 error = FT_Get_Glyph(GlyphSlot, &GlyphCopy);
2616 if (error)
2617 {
2618 DPRINT1("Failure caching glyph.\n");
2619 return NULL;
2620 };
2621
2622 error = FT_Glyph_To_Bitmap(&GlyphCopy, RenderMode, 0, 1);
2623 if (error)
2624 {
2625 FT_Done_Glyph(GlyphCopy);
2626 DPRINT1("Failure rendering glyph.\n");
2627 return NULL;
2628 };
2629
2630 NewEntry = ExAllocatePoolWithTag(PagedPool, sizeof(FONT_CACHE_ENTRY), TAG_FONT);
2631 if (!NewEntry)
2632 {
2633 DPRINT1("Alloc failure caching glyph.\n");
2634 FT_Done_Glyph(GlyphCopy);
2635 return NULL;
2636 }
2637
2638 BitmapGlyph = (FT_BitmapGlyph)GlyphCopy;
2639 FT_Bitmap_New(&AlignedBitmap);
2640 if(FT_Bitmap_Convert(GlyphSlot->library, &BitmapGlyph->bitmap, &AlignedBitmap, 4))
2641 {
2642 DPRINT1("Conversion failed\n");
2643 ExFreePoolWithTag(NewEntry, TAG_FONT);
2644 FT_Bitmap_Done(GlyphSlot->library, &AlignedBitmap);
2645 FT_Done_Glyph((FT_Glyph)BitmapGlyph);
2646 return NULL;
2647 }
2648
2649 FT_Bitmap_Done(GlyphSlot->library, &BitmapGlyph->bitmap);
2650 BitmapGlyph->bitmap = AlignedBitmap;
2651
2652 NewEntry->GlyphIndex = GlyphIndex;
2653 NewEntry->Face = Face;
2654 NewEntry->BitmapGlyph = BitmapGlyph;
2655 NewEntry->Height = Height;
2656 NewEntry->mxWorldToDevice = *pmx;
2657
2658 InsertHeadList(&FontCacheListHead, &NewEntry->ListEntry);
2659 if (++FontCacheNumEntries > MAX_FONT_CACHE)
2660 {
2661 NewEntry = CONTAINING_RECORD(FontCacheListHead.Blink, FONT_CACHE_ENTRY, ListEntry);
2662 RemoveCachedEntry(NewEntry);
2663 }
2664
2665 return BitmapGlyph;
2666 }
2667
2668
2669 static void FTVectorToPOINTFX(FT_Vector *vec, POINTFX *pt)
2670 {
2671 pt->x.value = vec->x >> 6;
2672 pt->x.fract = (vec->x & 0x3f) << 10;
2673 pt->x.fract |= ((pt->x.fract >> 6) | (pt->x.fract >> 12));
2674 pt->y.value = vec->y >> 6;
2675 pt->y.fract = (vec->y & 0x3f) << 10;
2676 pt->y.fract |= ((pt->y.fract >> 6) | (pt->y.fract >> 12));
2677 }
2678
2679 /*
2680 This function builds an FT_Fixed from a float. It puts the integer part
2681 in the highest 16 bits and the decimal part in the lowest 16 bits of the FT_Fixed.
2682 It fails if the integer part of the float number is greater than SHORT_MAX.
2683 */
2684 static __inline FT_Fixed FT_FixedFromFloat(float f)
2685 {
2686 short value = f;
2687 unsigned short fract = (f - value) * 0xFFFF;
2688 return (FT_Fixed)((long)value << 16 | (unsigned long)fract);
2689 }
2690
2691 /*
2692 This function builds an FT_Fixed from a FIXED. It simply put f.value
2693 in the highest 16 bits and f.fract in the lowest 16 bits of the FT_Fixed.
2694 */
2695 static __inline FT_Fixed FT_FixedFromFIXED(FIXED f)
2696 {
2697 return (FT_Fixed)((long)f.value << 16 | (unsigned long)f.fract);
2698 }
2699
2700 static unsigned int get_native_glyph_outline(FT_Outline *outline, unsigned int buflen, char *buf)
2701 {
2702 TTPOLYGONHEADER *pph;
2703 TTPOLYCURVE *ppc;
2704 int needed = 0, point = 0, contour, first_pt;
2705 unsigned int pph_start, cpfx;
2706 DWORD type;
2707
2708 for (contour = 0; contour < outline->n_contours; contour++)
2709 {
2710 /* Ignore contours containing one point */
2711 if (point == outline->contours[contour])
2712 {
2713 point++;
2714 continue;
2715 }
2716
2717 pph_start = needed;
2718 pph = (TTPOLYGONHEADER *)(buf + needed);
2719 first_pt = point;
2720 if (buf)
2721 {
2722 pph->dwType = TT_POLYGON_TYPE;
2723 FTVectorToPOINTFX(&outline->points[point], &pph->pfxStart);
2724 }
2725 needed += sizeof(*pph);
2726 point++;
2727 while (point <= outline->contours[contour])
2728 {
2729 ppc = (TTPOLYCURVE *)(buf + needed);
2730 type = outline->tags[point] & FT_Curve_Tag_On ?
2731 TT_PRIM_LINE : TT_PRIM_QSPLINE;
2732 cpfx = 0;
2733 do
2734 {
2735 if (buf)
2736 FTVectorToPOINTFX(&outline->points[point], &ppc->apfx[cpfx]);
2737 cpfx++;
2738 point++;
2739 } while (point <= outline->contours[contour] &&
2740 (outline->tags[point] & FT_Curve_Tag_On) ==
2741 (outline->tags[point-1] & FT_Curve_Tag_On));
2742 /* At the end of a contour Windows adds the start point, but
2743 only for Beziers */
2744 if (point > outline->contours[contour] &&
2745 !(outline->tags[point-1] & FT_Curve_Tag_On))
2746 {
2747 if (buf)
2748 FTVectorToPOINTFX(&outline->points[first_pt], &ppc->apfx[cpfx]);
2749 cpfx++;
2750 }
2751 else if (point <= outline->contours[contour] &&
2752 outline->tags[point] & FT_Curve_Tag_On)
2753 {
2754 /* add closing pt for bezier */
2755 if (buf)
2756 FTVectorToPOINTFX(&outline->points[point], &ppc->apfx[cpfx]);
2757 cpfx++;
2758 point++;
2759 }
2760 if (buf)
2761 {
2762 ppc->wType = type;
2763 ppc->cpfx = cpfx;
2764 }
2765 needed += sizeof(*ppc) + (cpfx - 1) * sizeof(POINTFX);
2766 }
2767 if (buf)
2768 pph->cb = needed - pph_start;
2769 }
2770 return needed;
2771 }
2772
2773 static unsigned int get_bezier_glyph_outline(FT_Outline *outline, unsigned int buflen, char *buf)
2774 {
2775 /* Convert the quadratic Beziers to cubic Beziers.
2776 The parametric eqn for a cubic Bezier is, from PLRM:
2777 r(t) = at^3 + bt^2 + ct + r0
2778 with the control points:
2779 r1 = r0 + c/3
2780 r2 = r1 + (c + b)/3
2781 r3 = r0 + c + b + a
2782
2783 A quadratic Bezier has the form:
2784 p(t) = (1-t)^2 p0 + 2(1-t)t p1 + t^2 p2
2785
2786 So equating powers of t leads to:
2787 r1 = 2/3 p1 + 1/3 p0
2788 r2 = 2/3 p1 + 1/3 p2
2789 and of course r0 = p0, r3 = p2
2790 */
2791 int contour, point = 0, first_pt;
2792 TTPOLYGONHEADER *pph;
2793 TTPOLYCURVE *ppc;
2794 DWORD pph_start, cpfx, type;
2795 FT_Vector cubic_control[4];
2796 unsigned int needed = 0;
2797
2798 for (contour = 0; contour < outline->n_contours; contour++)
2799 {
2800 pph_start = needed;
2801 pph = (TTPOLYGONHEADER *)(buf + needed);
2802 first_pt = point;
2803 if (buf)
2804 {
2805 pph->dwType = TT_POLYGON_TYPE;
2806 FTVectorToPOINTFX(&outline->points[point], &pph->pfxStart);
2807 }
2808 needed += sizeof(*pph);
2809 point++;
2810 while (point <= outline->contours[contour])
2811 {
2812 ppc = (TTPOLYCURVE *)(buf + needed);
2813 type = outline->tags[point] & FT_Curve_Tag_On ?
2814 TT_PRIM_LINE : TT_PRIM_CSPLINE;
2815 cpfx = 0;
2816 do
2817 {
2818 if (type == TT_PRIM_LINE)
2819 {
2820 if (buf)
2821 FTVectorToPOINTFX(&outline->points[point], &ppc->apfx[cpfx]);
2822 cpfx++;
2823 point++;
2824 }
2825 else
2826 {
2827 /* Unlike QSPLINEs, CSPLINEs always have their endpoint
2828 so cpfx = 3n */
2829
2830 /* FIXME: Possible optimization in endpoint calculation
2831 if there are two consecutive curves */
2832 cubic_control[0] = outline->points[point-1];
2833 if (!(outline->tags[point-1] & FT_Curve_Tag_On))
2834 {
2835 cubic_control[0].x += outline->points[point].x + 1;
2836 cubic_control[0].y += outline->points[point].y + 1;
2837 cubic_control[0].x >>= 1;
2838 cubic_control[0].y >>= 1;
2839 }
2840 if (point+1 > outline->contours[contour])
2841 cubic_control[3] = outline->points[first_pt];
2842 else
2843 {
2844 cubic_control[3] = outline->points[point+1];
2845 if (!(outline->tags[point+1] & FT_Curve_Tag_On))
2846 {
2847 cubic_control[3].x += outline->points[point].x + 1;
2848 cubic_control[3].y += outline->points[point].y + 1;
2849 cubic_control[3].x >>= 1;
2850 cubic_control[3].y >>= 1;
2851 }
2852 }
2853 /* r1 = 1/3 p0 + 2/3 p1
2854 r2 = 1/3 p2 + 2/3 p1 */
2855 cubic_control[1].x = (2 * outline->points[point].x + 1) / 3;
2856 cubic_control[1].y = (2 * outline->points[point].y + 1) / 3;
2857 cubic_control[2] = cubic_control[1];
2858 cubic_control[1].x += (cubic_control[0].x + 1) / 3;
2859 cubic_control[1].y += (cubic_control[0].y + 1) / 3;
2860 cubic_control[2].x += (cubic_control[3].x + 1) / 3;
2861 cubic_control[2].y += (cubic_control[3].y + 1) / 3;
2862 if (buf)
2863 {
2864 FTVectorToPOINTFX(&cubic_control[1], &ppc->apfx[cpfx]);
2865 FTVectorToPOINTFX(&cubic_control[2], &ppc->apfx[cpfx+1]);
2866 FTVectorToPOINTFX(&cubic_control[3], &ppc->apfx[cpfx+2]);
2867 }
2868 cpfx += 3;
2869 point++;
2870 }
2871 } while (point <= outline->contours[contour] &&
2872 (outline->tags[point] & FT_Curve_Tag_On) ==
2873 (outline->tags[point-1] & FT_Curve_Tag_On));
2874 /* At the end of a contour Windows adds the start point,
2875 but only for Beziers and we've already done that.
2876 */
2877 if (point <= outline->contours[contour] &&
2878 outline->tags[point] & FT_Curve_Tag_On)
2879 {
2880 /* This is the closing pt of a bezier, but we've already
2881 added it, so just inc point and carry on */
2882 point++;
2883 }
2884 if (buf)
2885 {
2886 ppc->wType = type;
2887 ppc->cpfx = cpfx;
2888 }
2889 needed += sizeof(*ppc) + (cpfx - 1) * sizeof(POINTFX);
2890 }
2891 if (buf)
2892 pph->cb = needed - pph_start;
2893 }
2894 return needed;
2895 }
2896
2897 static INT
2898 IntRequestFontSize(PDC dc, FT_Face face, LONG Width, LONG Height)
2899 {
2900 FT_Size_RequestRec req;
2901
2902 if (Width < 0)
2903 Width = -Width;
2904
2905 if (Height < 0)
2906 {
2907 Height = -Height;
2908 }
2909 if (Height == 0)
2910 {
2911 Height = dc->ppdev->devinfo.lfDefaultFont.lfHeight;
2912 }
2913 if (Height == 0)
2914 {
2915 Height = Width;
2916 }
2917
2918 if (Height < 1)
2919 Height = 1;
2920
2921 if (Width > 0xFFFFU)
2922 Width = 0xFFFFU;
2923 if (Height > 0xFFFFU)
2924 Height = 0xFFFFU;
2925
2926 req.type = FT_SIZE_REQUEST_TYPE_NOMINAL;
2927 req.width = (FT_Long)(Width << 6);
2928 req.height = (FT_Long)(Height << 6);
2929 req.horiResolution = 0;
2930 req.vertResolution = 0;
2931 return FT_Request_Size(face, &req);
2932 }
2933
2934 BOOL
2935 FASTCALL
2936 TextIntUpdateSize(PDC dc,
2937 PTEXTOBJ TextObj,
2938 PFONTGDI FontGDI,
2939 BOOL bDoLock)
2940 {
2941 FT_Face face;
2942 INT error, n;
2943 FT_CharMap charmap, found;
2944 LOGFONTW *plf;
2945
2946 if (bDoLock)
2947 IntLockFreeType;
2948
2949 face = FontGDI->SharedFace->Face;
2950 if (face->charmap == NULL)
2951 {
2952 DPRINT("WARNING: No charmap selected!\n");
2953 DPRINT("This font face has %d charmaps\n", face->num_charmaps);
2954
2955 found = NULL;
2956 for (n = 0; n < face->num_charmaps; n++)
2957 {
2958 charmap = face->charmaps[n];
2959 DPRINT("Found charmap encoding: %i\n", charmap->encoding);
2960 if (charmap->encoding != 0)
2961 {
2962 found = charmap;
2963 break;
2964 }
2965 }
2966 if (!found)
2967 {
2968 DPRINT1("WARNING: Could not find desired charmap!\n");
2969 }
2970 else
2971 {
2972 error = FT_Set_Charmap(face, found);
2973 if (error)
2974 {
2975 DPRINT1("WARNING: Could not set the charmap!\n");
2976 }
2977 }
2978 }
2979
2980 plf = &TextObj->logfont.elfEnumLogfontEx.elfLogFont;
2981
2982 error = IntRequestFontSize(dc, face, plf->lfWidth, plf->lfHeight);
2983
2984 if (bDoLock)
2985 IntUnLockFreeType;
2986
2987 if (error)
2988 {
2989 DPRINT1("Error in setting pixel sizes: %d\n", error);
2990 return FALSE;
2991 }
2992
2993 return TRUE;
2994 }
2995
2996
2997 /*
2998 * Based on WineEngGetGlyphOutline
2999 *
3000 */
3001 ULONG
3002 FASTCALL
3003 ftGdiGetGlyphOutline(
3004 PDC dc,
3005 WCHAR wch,
3006 UINT iFormat,
3007 LPGLYPHMETRICS pgm,
3008 ULONG cjBuf,
3009 PVOID pvBuf,
3010 LPMAT2 pmat2,
3011 BOOL bIgnoreRotation)
3012 {
3013 static const FT_Matrix identityMat = {(1 << 16), 0, 0, (1 << 16)};
3014 PDC_ATTR pdcattr;
3015 PTEXTOBJ TextObj;
3016 PFONTGDI FontGDI;
3017 HFONT hFont = 0;
3018 GLYPHMETRICS gm;
3019 ULONG Size;
3020 FT_Face ft_face;
3021 FT_UInt glyph_index;
3022 DWORD width, height, pitch, needed = 0;
3023 FT_Bitmap ft_bitmap;
3024 FT_Error error;
3025 INT left, right, top = 0, bottom = 0;
3026 FT_Angle angle = 0;
3027 FT_Int load_flags = FT_LOAD_DEFAULT | FT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH;
3028 FLOAT eM11, widthRatio = 1.0;
3029 FT_Matrix transMat = identityMat;
3030 BOOL needsTransform = FALSE;
3031 INT orientation;
3032 LONG aveWidth;
3033 INT adv, lsb, bbx; /* These three hold to widths of the unrotated chars */
3034 OUTLINETEXTMETRICW *potm;
3035 XFORM xForm;
3036 LOGFONTW *plf;
3037
3038 DPRINT("%u, %08x, %p, %08lx, %p, %p\n", wch, iFormat, pgm,
3039 cjBuf, pvBuf, pmat2);
3040
3041 pdcattr = dc->pdcattr;
3042
3043 MatrixS2XForm(&xForm, &dc->pdcattr->mxWorldToDevice);
3044 eM11 = xForm.eM11;
3045
3046 hFont = pdcattr->hlfntNew;
3047 TextObj = RealizeFontInit(hFont);
3048
3049 if (!TextObj)
3050 {
3051 EngSetLastError(ERROR_INVALID_HANDLE);
3052 return GDI_ERROR;
3053 }
3054 FontGDI = ObjToGDI(TextObj->Font, FONT);
3055 ft_face = FontGDI->SharedFace->Face;
3056
3057 plf = &TextObj->logfont.elfEnumLogfontEx.elfLogFont;
3058 aveWidth = FT_IS_SCALABLE(ft_face) ? abs(plf->lfWidth) : 0;
3059 orientation = FT_IS_SCALABLE(ft_face) ? plf->lfOrientation : 0;
3060
3061 Size = IntGetOutlineTextMetrics(FontGDI, 0, NULL);
3062 potm = ExAllocatePoolWithTag(PagedPool, Size, GDITAG_TEXT);
3063 if (!potm)
3064 {
3065 EngSetLastError(ERROR_NOT_ENOUGH_MEMORY);
3066 TEXTOBJ_UnlockText(TextObj);
3067 return GDI_ERROR;
3068 }
3069 IntGetOutlineTextMetrics(FontGDI, Size, potm);
3070
3071 IntLockFreeType;
3072 TextIntUpdateSize(dc, TextObj, FontGDI, FALSE);
3073 FtSetCoordinateTransform(ft_face, DC_pmxWorldToDevice(dc));
3074
3075 TEXTOBJ_UnlockText(TextObj);
3076
3077 if (iFormat & GGO_GLYPH_INDEX)
3078 {
3079 glyph_index = wch;
3080 iFormat &= ~GGO_GLYPH_INDEX;
3081 }
3082 else glyph_index = FT_Get_Char_Index(ft_face, wch);
3083
3084 if (orientation || (iFormat != GGO_METRICS && iFormat != GGO_BITMAP) || aveWidth || pmat2)
3085 load_flags |= FT_LOAD_NO_BITMAP;
3086
3087 if (iFormat & GGO_UNHINTED)
3088 {
3089 load_flags |= FT_LOAD_NO_HINTING;
3090 iFormat &= ~GGO_UNHINTED;
3091 }
3092
3093 error = FT_Load_Glyph(ft_face, glyph_index, load_flags);
3094 if (error)
3095 {
3096 DPRINT1("WARNING: Failed to load and render glyph! [index: %u]\n", glyph_index);
3097 IntUnLockFreeType;
3098 if (potm) ExFreePoolWithTag(potm, GDITAG_TEXT);
3099 return GDI_ERROR;
3100 }
3101 IntUnLockFreeType;
3102
3103 if (aveWidth && potm)
3104 {
3105 widthRatio = (FLOAT)aveWidth * eM11 /
3106 (FLOAT) potm->otmTextMetrics.tmAveCharWidth;
3107 }
3108
3109 left = (INT)(ft_face->glyph->metrics.horiBearingX * widthRatio) & -64;
3110 right = (INT)((ft_face->glyph->metrics.horiBearingX +
3111 ft_face->glyph->metrics.width) * widthRatio + 63) & -64;
3112
3113 adv = (INT)((ft_face->glyph->metrics.horiAdvance * widthRatio) + 63) >> 6;
3114 lsb = left >> 6;
3115 bbx = (right - left) >> 6;
3116
3117 DPRINT("Advance = %d, lsb = %d, bbx = %d\n",adv, lsb, bbx);
3118
3119 IntLockFreeType;
3120
3121 /* Scaling transform */
3122 /*if (aveWidth)*/
3123 {
3124
3125 FT_Matrix ftmatrix;
3126 FLOATOBJ efTemp;
3127
3128 PMATRIX pmx = DC_pmxWorldToDevice(dc);
3129
3130 /* Create a freetype matrix, by converting to 16.16 fixpoint format */
3131 efTemp = pmx->efM11;
3132 FLOATOBJ_MulLong(&efTemp, 0x00010000);
3133 ftmatrix.xx = FLOATOBJ_GetLong(&efTemp);
3134
3135 efTemp = pmx->efM12;
3136 FLOATOBJ_MulLong(&efTemp, 0x00010000);
3137 ftmatrix.xy = FLOATOBJ_GetLong(&efTemp);
3138
3139 efTemp = pmx->efM21;
3140 FLOATOBJ_MulLong(&efTemp, 0x00010000);
3141 ftmatrix.yx = FLOATOBJ_GetLong(&efTemp);