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po: Fix a mistake in Dutch translation.
[wine.git] / dlls / gdi32 / font.c
blob8f520534f59040e7e9f615ddf45d2e880ef90789
1 /*
2 * GDI font objects
3 *
4 * Copyright 1993 Alexandre Julliard
5 * 1997 Alex Korobka
6 * Copyright 2002,2003 Shachar Shemesh
7 *
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
12 *
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
21 */
22
23 #include "config.h"
24 #include "wine/port.h"
25
26 #include <limits.h>
27 #include <stdarg.h>
28 #include <stdlib.h>
29 #include <string.h>
30 #include <assert.h>
31 #include "winerror.h"
32 #include "windef.h"
33 #include "winbase.h"
34 #include "winnls.h"
35 #include "winternl.h"
36 #include "winreg.h"
37 #include "gdi_private.h"
38 #include "wine/exception.h"
39 #include "wine/unicode.h"
40 #include "wine/debug.h"
41
42 WINE_DEFAULT_DEBUG_CHANNEL(font);
43
44 /* Device -> World size conversion */
45
46 /* Performs a device to world transformation on the specified width (which
47 * is in integer format).
48 */
49 static inline INT INTERNAL_XDSTOWS(DC *dc, INT width)
50 {
51 double floatWidth;
52
53 /* Perform operation with floating point */
54 floatWidth = (double)width * dc->xformVport2World.eM11;
55 /* Round to integers */
56 return GDI_ROUND(floatWidth);
57 }
58
59 /* Performs a device to world transformation on the specified size (which
60 * is in integer format).
61 */
62 static inline INT INTERNAL_YDSTOWS(DC *dc, INT height)
63 {
64 double floatHeight;
65
66 /* Perform operation with floating point */
67 floatHeight = (double)height * dc->xformVport2World.eM22;
68 /* Round to integers */
69 return GDI_ROUND(floatHeight);
70 }
71
72 /* scale width and height but don't mirror them */
73
74 static inline INT width_to_LP( DC *dc, INT width )
75 {
76 return GDI_ROUND( (double)width * fabs( dc->xformVport2World.eM11 ));
77 }
78
79 static inline INT height_to_LP( DC *dc, INT height )
80 {
81 return GDI_ROUND( (double)height * fabs( dc->xformVport2World.eM22 ));
82 }
83
84 static inline INT INTERNAL_YWSTODS(DC *dc, INT height)
85 {
86 POINT pt[2];
87 pt[0].x = pt[0].y = 0;
88 pt[1].x = 0;
89 pt[1].y = height;
90 LPtoDP(dc->hSelf, pt, 2);
91 return pt[1].y - pt[0].y;
92 }
93
94 static HGDIOBJ FONT_SelectObject( HGDIOBJ handle, HDC hdc );
95 static INT FONT_GetObjectA( HGDIOBJ handle, INT count, LPVOID buffer );
96 static INT FONT_GetObjectW( HGDIOBJ handle, INT count, LPVOID buffer );
97 static BOOL FONT_DeleteObject( HGDIOBJ handle );
98
99 static const struct gdi_obj_funcs font_funcs =
100 {
101 FONT_SelectObject, /* pSelectObject */
102 FONT_GetObjectA, /* pGetObjectA */
103 FONT_GetObjectW, /* pGetObjectW */
104 NULL, /* pUnrealizeObject */
105 FONT_DeleteObject /* pDeleteObject */
106 };
107
108 typedef struct
109 {
110 LOGFONTW logfont;
111 } FONTOBJ;
112
113 struct font_enum
114 {
115 LPLOGFONTW lpLogFontParam;
116 FONTENUMPROCW lpEnumFunc;
117 LPARAM lpData;
118 BOOL unicode;
119 HDC hdc;
120 INT retval;
121 };
122
123 /*
124 * For TranslateCharsetInfo
125 */
126 #define MAXTCIINDEX 32
127 static const CHARSETINFO FONT_tci[MAXTCIINDEX] = {
128 /* ANSI */
129 { ANSI_CHARSET, 1252, {{0,0,0,0},{FS_LATIN1,0}} },
130 { EASTEUROPE_CHARSET, 1250, {{0,0,0,0},{FS_LATIN2,0}} },
131 { RUSSIAN_CHARSET, 1251, {{0,0,0,0},{FS_CYRILLIC,0}} },
132 { GREEK_CHARSET, 1253, {{0,0,0,0},{FS_GREEK,0}} },
133 { TURKISH_CHARSET, 1254, {{0,0,0,0},{FS_TURKISH,0}} },
134 { HEBREW_CHARSET, 1255, {{0,0,0,0},{FS_HEBREW,0}} },
135 { ARABIC_CHARSET, 1256, {{0,0,0,0},{FS_ARABIC,0}} },
136 { BALTIC_CHARSET, 1257, {{0,0,0,0},{FS_BALTIC,0}} },
137 { VIETNAMESE_CHARSET, 1258, {{0,0,0,0},{FS_VIETNAMESE,0}} },
138 /* reserved by ANSI */
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 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
143 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
144 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
145 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
146 /* ANSI and OEM */
147 { THAI_CHARSET, 874, {{0,0,0,0},{FS_THAI,0}} },
148 { SHIFTJIS_CHARSET, 932, {{0,0,0,0},{FS_JISJAPAN,0}} },
149 { GB2312_CHARSET, 936, {{0,0,0,0},{FS_CHINESESIMP,0}} },
150 { HANGEUL_CHARSET, 949, {{0,0,0,0},{FS_WANSUNG,0}} },
151 { CHINESEBIG5_CHARSET, 950, {{0,0,0,0},{FS_CHINESETRAD,0}} },
152 { JOHAB_CHARSET, 1361, {{0,0,0,0},{FS_JOHAB,0}} },
153 /* reserved for alternate ANSI and OEM */
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 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
159 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
160 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
161 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
162 /* reserved for system */
163 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
164 { SYMBOL_CHARSET, CP_SYMBOL, {{0,0,0,0},{FS_SYMBOL,0}} }
165 };
166
167 static void FONT_LogFontAToW( const LOGFONTA *fontA, LPLOGFONTW fontW )
168 {
169 memcpy(fontW, fontA, sizeof(LOGFONTA) - LF_FACESIZE);
170 MultiByteToWideChar(CP_ACP, 0, fontA->lfFaceName, -1, fontW->lfFaceName,
171 LF_FACESIZE);
172 fontW->lfFaceName[LF_FACESIZE-1] = 0;
173 }
174
175 static void FONT_LogFontWToA( const LOGFONTW *fontW, LPLOGFONTA fontA )
176 {
177 memcpy(fontA, fontW, sizeof(LOGFONTA) - LF_FACESIZE);
178 WideCharToMultiByte(CP_ACP, 0, fontW->lfFaceName, -1, fontA->lfFaceName,
179 LF_FACESIZE, NULL, NULL);
180 fontA->lfFaceName[LF_FACESIZE-1] = 0;
181 }
182
183 static void FONT_EnumLogFontExWToA( const ENUMLOGFONTEXW *fontW, LPENUMLOGFONTEXA fontA )
184 {
185 FONT_LogFontWToA( &fontW->elfLogFont, &fontA->elfLogFont );
186
187 WideCharToMultiByte( CP_ACP, 0, fontW->elfFullName, -1,
188 (LPSTR) fontA->elfFullName, LF_FULLFACESIZE, NULL, NULL );
189 fontA->elfFullName[LF_FULLFACESIZE-1] = '\0';
190 WideCharToMultiByte( CP_ACP, 0, fontW->elfStyle, -1,
191 (LPSTR) fontA->elfStyle, LF_FACESIZE, NULL, NULL );
192 fontA->elfStyle[LF_FACESIZE-1] = '\0';
193 WideCharToMultiByte( CP_ACP, 0, fontW->elfScript, -1,
194 (LPSTR) fontA->elfScript, LF_FACESIZE, NULL, NULL );
195 fontA->elfScript[LF_FACESIZE-1] = '\0';
196 }
197
198 static void FONT_EnumLogFontExAToW( const ENUMLOGFONTEXA *fontA, LPENUMLOGFONTEXW fontW )
199 {
200 FONT_LogFontAToW( &fontA->elfLogFont, &fontW->elfLogFont );
201
202 MultiByteToWideChar( CP_ACP, 0, (LPCSTR)fontA->elfFullName, -1,
203 fontW->elfFullName, LF_FULLFACESIZE );
204 fontW->elfFullName[LF_FULLFACESIZE-1] = '\0';
205 MultiByteToWideChar( CP_ACP, 0, (LPCSTR)fontA->elfStyle, -1,
206 fontW->elfStyle, LF_FACESIZE );
207 fontW->elfStyle[LF_FACESIZE-1] = '\0';
208 MultiByteToWideChar( CP_ACP, 0, (LPCSTR)fontA->elfScript, -1,
209 fontW->elfScript, LF_FACESIZE );
210 fontW->elfScript[LF_FACESIZE-1] = '\0';
211 }
212
213 /***********************************************************************
214 * TEXTMETRIC conversion functions.
215 */
216 static void FONT_TextMetricWToA(const TEXTMETRICW *ptmW, LPTEXTMETRICA ptmA )
217 {
218 ptmA->tmHeight = ptmW->tmHeight;
219 ptmA->tmAscent = ptmW->tmAscent;
220 ptmA->tmDescent = ptmW->tmDescent;
221 ptmA->tmInternalLeading = ptmW->tmInternalLeading;
222 ptmA->tmExternalLeading = ptmW->tmExternalLeading;
223 ptmA->tmAveCharWidth = ptmW->tmAveCharWidth;
224 ptmA->tmMaxCharWidth = ptmW->tmMaxCharWidth;
225 ptmA->tmWeight = ptmW->tmWeight;
226 ptmA->tmOverhang = ptmW->tmOverhang;
227 ptmA->tmDigitizedAspectX = ptmW->tmDigitizedAspectX;
228 ptmA->tmDigitizedAspectY = ptmW->tmDigitizedAspectY;
229 ptmA->tmFirstChar = min(ptmW->tmFirstChar, 255);
230 if (ptmW->tmCharSet == SYMBOL_CHARSET)
231 {
232 ptmA->tmFirstChar = 0x1e;
233 ptmA->tmLastChar = 0xff; /* win9x behaviour - we need the OS2 table data to calculate correctly */
234 }
235 else if (ptmW->tmPitchAndFamily & TMPF_TRUETYPE)
236 {
237 ptmA->tmFirstChar = ptmW->tmDefaultChar - 1;
238 ptmA->tmLastChar = min(ptmW->tmLastChar, 0xff);
239 }
240 else
241 {
242 ptmA->tmFirstChar = min(ptmW->tmFirstChar, 0xff);
243 ptmA->tmLastChar = min(ptmW->tmLastChar, 0xff);
244 }
245 ptmA->tmDefaultChar = ptmW->tmDefaultChar;
246 ptmA->tmBreakChar = ptmW->tmBreakChar;
247 ptmA->tmItalic = ptmW->tmItalic;
248 ptmA->tmUnderlined = ptmW->tmUnderlined;
249 ptmA->tmStruckOut = ptmW->tmStruckOut;
250 ptmA->tmPitchAndFamily = ptmW->tmPitchAndFamily;
251 ptmA->tmCharSet = ptmW->tmCharSet;
252 }
253
254
255 static void FONT_NewTextMetricExWToA(const NEWTEXTMETRICEXW *ptmW, NEWTEXTMETRICEXA *ptmA )
256 {
257 FONT_TextMetricWToA((const TEXTMETRICW *)ptmW, (LPTEXTMETRICA)ptmA);
258 ptmA->ntmTm.ntmFlags = ptmW->ntmTm.ntmFlags;
259 ptmA->ntmTm.ntmSizeEM = ptmW->ntmTm.ntmSizeEM;
260 ptmA->ntmTm.ntmCellHeight = ptmW->ntmTm.ntmCellHeight;
261 ptmA->ntmTm.ntmAvgWidth = ptmW->ntmTm.ntmAvgWidth;
262 memcpy(&ptmA->ntmFontSig, &ptmW->ntmFontSig, sizeof(FONTSIGNATURE));
263 }
264
265 static DWORD get_key_value( HKEY key, const WCHAR *name, DWORD *value )
266 {
267 WCHAR buf[12];
268 DWORD count = sizeof(buf), type, err;
269
270 err = RegQueryValueExW( key, name, NULL, &type, (BYTE *)buf, &count );
271 if (!err)
272 {
273 if (type == REG_DWORD) memcpy( value, buf, sizeof(*value) );
274 else *value = atoiW( buf );
275 }
276 return err;
277 }
278
279 static UINT get_subpixel_orientation( HKEY key )
280 {
281 static const WCHAR smoothing_orientation[] = {'F','o','n','t','S','m','o','o','t','h','i','n','g',
282 'O','r','i','e','n','t','a','t','i','o','n',0};
283 DWORD orient;
284
285 /* FIXME: handle vertical orientations even though Windows doesn't */
286 if (get_key_value( key, smoothing_orientation, &orient )) return GGO_GRAY4_BITMAP;
287
288 switch (orient)
289 {
290 case 0: /* FE_FONTSMOOTHINGORIENTATIONBGR */
291 return WINE_GGO_HBGR_BITMAP;
292 case 1: /* FE_FONTSMOOTHINGORIENTATIONRGB */
293 return WINE_GGO_HRGB_BITMAP;
294 }
295 return GGO_GRAY4_BITMAP;
296 }
297
298 static UINT get_default_smoothing( HKEY key )
299 {
300 static const WCHAR smoothing[] = {'F','o','n','t','S','m','o','o','t','h','i','n','g',0};
301 static const WCHAR smoothing_type[] = {'F','o','n','t','S','m','o','o','t','h','i','n','g','T','y','p','e',0};
302 DWORD enabled, type;
303
304 if (get_key_value( key, smoothing, &enabled )) return 0;
305 if (!enabled) return GGO_BITMAP;
306
307 if (!get_key_value( key, smoothing_type, &type ) && type == 2 /* FE_FONTSMOOTHINGCLEARTYPE */)
308 return get_subpixel_orientation( key );
309
310 return GGO_GRAY4_BITMAP;
311 }
312
313 /* compute positions for text rendering, in device coords */
314 static BOOL get_char_positions( DC *dc, const WCHAR *str, INT count, INT *dx, SIZE *size )
315 {
316 TEXTMETRICW tm;
317 PHYSDEV dev;
318
319 size->cx = size->cy = 0;
320 if (!count) return TRUE;
321
322 dev = GET_DC_PHYSDEV( dc, pGetTextMetrics );
323 dev->funcs->pGetTextMetrics( dev, &tm );
324
325 dev = GET_DC_PHYSDEV( dc, pGetTextExtentExPoint );
326 if (!dev->funcs->pGetTextExtentExPoint( dev, str, count, dx )) return FALSE;
327
328 if (dc->breakExtra || dc->breakRem)
329 {
330 int i, space = 0, rem = dc->breakRem;
331
332 for (i = 0; i < count; i++)
333 {
334 if (str[i] == tm.tmBreakChar)
335 {
336 space += dc->breakExtra;
337 if (rem > 0)
338 {
339 space++;
340 rem--;
341 }
342 }
343 dx[i] += space;
344 }
345 }
346 size->cx = dx[count - 1];
347 size->cy = tm.tmHeight;
348 return TRUE;
349 }
350
351 /* compute positions for text rendering, in device coords */
352 static BOOL get_char_positions_indices( DC *dc, const WORD *indices, INT count, INT *dx, SIZE *size )
353 {
354 TEXTMETRICW tm;
355 PHYSDEV dev;
356
357 size->cx = size->cy = 0;
358 if (!count) return TRUE;
359
360 dev = GET_DC_PHYSDEV( dc, pGetTextMetrics );
361 dev->funcs->pGetTextMetrics( dev, &tm );
362
363 dev = GET_DC_PHYSDEV( dc, pGetTextExtentExPointI );
364 if (!dev->funcs->pGetTextExtentExPointI( dev, indices, count, dx )) return FALSE;
365
366 if (dc->breakExtra || dc->breakRem)
367 {
368 WORD space_index;
369 int i, space = 0, rem = dc->breakRem;
370
371 dev = GET_DC_PHYSDEV( dc, pGetGlyphIndices );
372 dev->funcs->pGetGlyphIndices( dev, &tm.tmBreakChar, 1, &space_index, 0 );
373
374 for (i = 0; i < count; i++)
375 {
376 if (indices[i] == space_index)
377 {
378 space += dc->breakExtra;
379 if (rem > 0)
380 {
381 space++;
382 rem--;
383 }
384 }
385 dx[i] += space;
386 }
387 }
388 size->cx = dx[count - 1];
389 size->cy = tm.tmHeight;
390 return TRUE;
391 }
392
393 /***********************************************************************
394 * GdiGetCodePage (GDI32.@)
395 */
396 DWORD WINAPI GdiGetCodePage( HDC hdc )
397 {
398 UINT cp = CP_ACP;
399 DC *dc = get_dc_ptr( hdc );
400
401 if (dc)
402 {
403 cp = dc->font_code_page;
404 release_dc_ptr( dc );
405 }
406 return cp;
407 }
408
409 /***********************************************************************
410 * FONT_mbtowc
411 *
412 * Returns a Unicode translation of str using the charset of the
413 * currently selected font in hdc. If count is -1 then str is assumed
414 * to be '\0' terminated, otherwise it contains the number of bytes to
415 * convert. If plenW is non-NULL, on return it will point to the
416 * number of WCHARs that have been written. If pCP is non-NULL, on
417 * return it will point to the codepage used in the conversion. The
418 * caller should free the returned LPWSTR from the process heap
419 * itself.
420 */
421 static LPWSTR FONT_mbtowc(HDC hdc, LPCSTR str, INT count, INT *plenW, UINT *pCP)
422 {
423 UINT cp;
424 INT lenW;
425 LPWSTR strW;
426
427 cp = GdiGetCodePage( hdc );
428
429 if(count == -1) count = strlen(str);
430 lenW = MultiByteToWideChar(cp, 0, str, count, NULL, 0);
431 strW = HeapAlloc(GetProcessHeap(), 0, lenW*sizeof(WCHAR));
432 MultiByteToWideChar(cp, 0, str, count, strW, lenW);
433 TRACE("mapped %s -> %s\n", debugstr_an(str, count), debugstr_wn(strW, lenW));
434 if(plenW) *plenW = lenW;
435 if(pCP) *pCP = cp;
436 return strW;
437 }
438
439 /***********************************************************************
440 * CreateFontIndirectExA (GDI32.@)
441 */
442 HFONT WINAPI CreateFontIndirectExA( const ENUMLOGFONTEXDVA *penumexA )
443 {
444 ENUMLOGFONTEXDVW enumexW;
445
446 if (!penumexA) return 0;
447
448 FONT_EnumLogFontExAToW( &penumexA->elfEnumLogfontEx, &enumexW.elfEnumLogfontEx );
449 enumexW.elfDesignVector = penumexA->elfDesignVector;
450 return CreateFontIndirectExW( &enumexW );
451 }
452
453 /***********************************************************************
454 * CreateFontIndirectExW (GDI32.@)
455 */
456 HFONT WINAPI CreateFontIndirectExW( const ENUMLOGFONTEXDVW *penumex )
457 {
458 HFONT hFont;
459 FONTOBJ *fontPtr;
460 const LOGFONTW *plf;
461
462 if (!penumex) return 0;
463
464 if (penumex->elfEnumLogfontEx.elfFullName[0] ||
465 penumex->elfEnumLogfontEx.elfStyle[0] ||
466 penumex->elfEnumLogfontEx.elfScript[0])
467 {
468 FIXME("some fields ignored. fullname=%s, style=%s, script=%s\n",
469 debugstr_w(penumex->elfEnumLogfontEx.elfFullName),
470 debugstr_w(penumex->elfEnumLogfontEx.elfStyle),
471 debugstr_w(penumex->elfEnumLogfontEx.elfScript));
472 }
473
474 plf = &penumex->elfEnumLogfontEx.elfLogFont;
475 if (!(fontPtr = HeapAlloc( GetProcessHeap(), 0, sizeof(*fontPtr) ))) return 0;
476
477 fontPtr->logfont = *plf;
478
479 if (!(hFont = alloc_gdi_handle( fontPtr, OBJ_FONT, &font_funcs )))
480 {
481 HeapFree( GetProcessHeap(), 0, fontPtr );
482 return 0;
483 }
484
485 TRACE("(%d %d %d %d %x %d %x %d %d) %s %s %s %s => %p\n",
486 plf->lfHeight, plf->lfWidth,
487 plf->lfEscapement, plf->lfOrientation,
488 plf->lfPitchAndFamily,
489 plf->lfOutPrecision, plf->lfClipPrecision,
490 plf->lfQuality, plf->lfCharSet,
491 debugstr_w(plf->lfFaceName),
492 plf->lfWeight > 400 ? "Bold" : "",
493 plf->lfItalic ? "Italic" : "",
494 plf->lfUnderline ? "Underline" : "", hFont);
495
496 return hFont;
497 }
498
499 /***********************************************************************
500 * CreateFontIndirectA (GDI32.@)
501 */
502 HFONT WINAPI CreateFontIndirectA( const LOGFONTA *plfA )
503 {
504 LOGFONTW lfW;
505
506 if (!plfA) return 0;
507
508 FONT_LogFontAToW( plfA, &lfW );
509 return CreateFontIndirectW( &lfW );
510 }
511
512 /***********************************************************************
513 * CreateFontIndirectW (GDI32.@)
514 */
515 HFONT WINAPI CreateFontIndirectW( const LOGFONTW *plf )
516 {
517 ENUMLOGFONTEXDVW exdv;
518
519 if (!plf) return 0;
520
521 exdv.elfEnumLogfontEx.elfLogFont = *plf;
522 exdv.elfEnumLogfontEx.elfFullName[0] = 0;
523 exdv.elfEnumLogfontEx.elfStyle[0] = 0;
524 exdv.elfEnumLogfontEx.elfScript[0] = 0;
525 return CreateFontIndirectExW( &exdv );
526 }
527
528 /*************************************************************************
529 * CreateFontA (GDI32.@)
530 */
531 HFONT WINAPI CreateFontA( INT height, INT width, INT esc,
532 INT orient, INT weight, DWORD italic,
533 DWORD underline, DWORD strikeout, DWORD charset,
534 DWORD outpres, DWORD clippres, DWORD quality,
535 DWORD pitch, LPCSTR name )
536 {
537 LOGFONTA logfont;
538
539 logfont.lfHeight = height;
540 logfont.lfWidth = width;
541 logfont.lfEscapement = esc;
542 logfont.lfOrientation = orient;
543 logfont.lfWeight = weight;
544 logfont.lfItalic = italic;
545 logfont.lfUnderline = underline;
546 logfont.lfStrikeOut = strikeout;
547 logfont.lfCharSet = charset;
548 logfont.lfOutPrecision = outpres;
549 logfont.lfClipPrecision = clippres;
550 logfont.lfQuality = quality;
551 logfont.lfPitchAndFamily = pitch;
552
553 if (name)
554 lstrcpynA(logfont.lfFaceName,name,sizeof(logfont.lfFaceName));
555 else
556 logfont.lfFaceName[0] = '\0';
557
558 return CreateFontIndirectA( &logfont );
559 }
560
561 /*************************************************************************
562 * CreateFontW (GDI32.@)
563 */
564 HFONT WINAPI CreateFontW( INT height, INT width, INT esc,
565 INT orient, INT weight, DWORD italic,
566 DWORD underline, DWORD strikeout, DWORD charset,
567 DWORD outpres, DWORD clippres, DWORD quality,
568 DWORD pitch, LPCWSTR name )
569 {
570 LOGFONTW logfont;
571
572 logfont.lfHeight = height;
573 logfont.lfWidth = width;
574 logfont.lfEscapement = esc;
575 logfont.lfOrientation = orient;
576 logfont.lfWeight = weight;
577 logfont.lfItalic = italic;
578 logfont.lfUnderline = underline;
579 logfont.lfStrikeOut = strikeout;
580 logfont.lfCharSet = charset;
581 logfont.lfOutPrecision = outpres;
582 logfont.lfClipPrecision = clippres;
583 logfont.lfQuality = quality;
584 logfont.lfPitchAndFamily = pitch;
585
586 if (name)
587 lstrcpynW(logfont.lfFaceName, name,
588 sizeof(logfont.lfFaceName) / sizeof(WCHAR));
589 else
590 logfont.lfFaceName[0] = '\0';
591
592 return CreateFontIndirectW( &logfont );
593 }
594
595 #define ASSOC_CHARSET_OEM 1
596 #define ASSOC_CHARSET_ANSI 2
597 #define ASSOC_CHARSET_SYMBOL 4
598
599 static DWORD get_associated_charset_info(void)
600 {
601 static DWORD associated_charset = -1;
602
603 if (associated_charset == -1)
604 {
605 static const WCHAR assoc_charset_reg_keyW[] = {'S','y','s','t','e','m','\\',
606 'C','u','r','r','e','n','t','C','o','n','t','r','o','l','S','e','t','\\',
607 'C','o','n','t','r','o','l','\\','F','o','n','t','A','s','s','o','c','\\',
608 'A','s','s','o','c','i','a','t','e','d',' ','C','h','a','r','s','e','t','\0'};
609 static const WCHAR ansiW[] = {'A','N','S','I','(','0','0',')','\0'};
610 static const WCHAR oemW[] = {'O','E','M','(','F','F',')','\0'};
611 static const WCHAR symbolW[] = {'S','Y','M','B','O','L','(','0','2',')','\0'};
612 static const WCHAR yesW[] = {'Y','E','S','\0'};
613 HKEY hkey;
614 WCHAR dataW[32];
615 DWORD type, data_len;
616
617 associated_charset = 0;
618
619 if (RegOpenKeyW(HKEY_LOCAL_MACHINE,
620 assoc_charset_reg_keyW, &hkey) != ERROR_SUCCESS)
621 return 0;
622
623 data_len = sizeof(dataW);
624 if (!RegQueryValueExW(hkey, ansiW, NULL, &type, (LPBYTE)dataW, &data_len) &&
625 type == REG_SZ && !strcmpiW(dataW, yesW))
626 associated_charset |= ASSOC_CHARSET_ANSI;
627
628 data_len = sizeof(dataW);
629 if (!RegQueryValueExW(hkey, oemW, NULL, &type, (LPBYTE)dataW, &data_len) &&
630 type == REG_SZ && !strcmpiW(dataW, yesW))
631 associated_charset |= ASSOC_CHARSET_OEM;
632
633 data_len = sizeof(dataW);
634 if (!RegQueryValueExW(hkey, symbolW, NULL, &type, (LPBYTE)dataW, &data_len) &&
635 type == REG_SZ && !strcmpiW(dataW, yesW))
636 associated_charset |= ASSOC_CHARSET_SYMBOL;
637
638 RegCloseKey(hkey);
639
640 TRACE("associated_charset = %d\n", associated_charset);
641 }
642
643 return associated_charset;
644 }
645
646 static void update_font_code_page( DC *dc, HANDLE font )
647 {
648 CHARSETINFO csi;
649 int charset = GetTextCharsetInfo( dc->hSelf, NULL, 0 );
650 LOGFONTW lf;
651
652 GetObjectW( font, sizeof(lf), &lf );
653
654 if (charset == ANSI_CHARSET && !(lf.lfClipPrecision & CLIP_DFA_DISABLE) &&
655 get_associated_charset_info() & ASSOC_CHARSET_ANSI)
656 charset = DEFAULT_CHARSET;
657
658 /* Hmm, nicely designed api this one! */
659 if (TranslateCharsetInfo( ULongToPtr(charset), &csi, TCI_SRCCHARSET) )
660 dc->font_code_page = csi.ciACP;
661 else {
662 switch(charset) {
663 case OEM_CHARSET:
664 dc->font_code_page = GetOEMCP();
665 break;
666 case DEFAULT_CHARSET:
667 dc->font_code_page = GetACP();
668 break;
669
670 case VISCII_CHARSET:
671 case TCVN_CHARSET:
672 case KOI8_CHARSET:
673 case ISO3_CHARSET:
674 case ISO4_CHARSET:
675 case ISO10_CHARSET:
676 case CELTIC_CHARSET:
677 /* FIXME: These have no place here, but because x11drv
678 enumerates fonts with these (made up) charsets some apps
679 might use them and then the FIXME below would become
680 annoying. Now we could pick the intended codepage for
681 each of these, but since it's broken anyway we'll just
682 use CP_ACP and hope it'll go away...
683 */
684 dc->font_code_page = CP_ACP;
685 break;
686
687 default:
688 FIXME("Can't find codepage for charset %d\n", charset);
689 dc->font_code_page = CP_ACP;
690 break;
691 }
692 }
693
694 TRACE("charset %d => cp %d\n", charset, dc->font_code_page);
695 }
696
697 /***********************************************************************
698 * FONT_SelectObject
699 */
700 static HGDIOBJ FONT_SelectObject( HGDIOBJ handle, HDC hdc )
701 {
702 HGDIOBJ ret = 0;
703 DC *dc = get_dc_ptr( hdc );
704 PHYSDEV physdev;
705 UINT aa_flags = 0;
706
707 if (!dc) return 0;
708
709 if (!GDI_inc_ref_count( handle ))
710 {
711 release_dc_ptr( dc );
712 return 0;
713 }
714
715 physdev = GET_DC_PHYSDEV( dc, pSelectFont );
716 if (physdev->funcs->pSelectFont( physdev, handle, &aa_flags ))
717 {
718 ret = dc->hFont;
719 dc->hFont = handle;
720 dc->aa_flags = aa_flags ? aa_flags : GGO_BITMAP;
721 update_font_code_page( dc, handle );
722 GDI_dec_ref_count( ret );
723 }
724 else GDI_dec_ref_count( handle );
725
726 release_dc_ptr( dc );
727 return ret;
728 }
729
730
731 /***********************************************************************
732 * FONT_GetObjectA
733 */
734 static INT FONT_GetObjectA( HGDIOBJ handle, INT count, LPVOID buffer )
735 {
736 FONTOBJ *font = GDI_GetObjPtr( handle, OBJ_FONT );
737 LOGFONTA lfA;
738
739 if (!font) return 0;
740 if (buffer)
741 {
742 FONT_LogFontWToA( &font->logfont, &lfA );
743 if (count > sizeof(lfA)) count = sizeof(lfA);
744 memcpy( buffer, &lfA, count );
745 }
746 else count = sizeof(lfA);
747 GDI_ReleaseObj( handle );
748 return count;
749 }
750
751 /***********************************************************************
752 * FONT_GetObjectW
753 */
754 static INT FONT_GetObjectW( HGDIOBJ handle, INT count, LPVOID buffer )
755 {
756 FONTOBJ *font = GDI_GetObjPtr( handle, OBJ_FONT );
757
758 if (!font) return 0;
759 if (buffer)
760 {
761 if (count > sizeof(LOGFONTW)) count = sizeof(LOGFONTW);
762 memcpy( buffer, &font->logfont, count );
763 }
764 else count = sizeof(LOGFONTW);
765 GDI_ReleaseObj( handle );
766 return count;
767 }
768
769
770 /***********************************************************************
771 * FONT_DeleteObject
772 */
773 static BOOL FONT_DeleteObject( HGDIOBJ handle )
774 {
775 FONTOBJ *obj;
776
777 if (!(obj = free_gdi_handle( handle ))) return FALSE;
778 return HeapFree( GetProcessHeap(), 0, obj );
779 }
780
781
782 /***********************************************************************
783 * nulldrv_SelectFont
784 */
785 HFONT nulldrv_SelectFont( PHYSDEV dev, HFONT font, UINT *aa_flags )
786 {
787 static const WCHAR desktopW[] = { 'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\',
788 'D','e','s','k','t','o','p',0 };
789 static int orientation = -1, smoothing = -1;
790 LOGFONTW lf;
791 HKEY key;
792
793 if (*aa_flags) return 0;
794
795 GetObjectW( font, sizeof(lf), &lf );
796 switch (lf.lfQuality)
797 {
798 case NONANTIALIASED_QUALITY:
799 *aa_flags = GGO_BITMAP;
800 break;
801 case ANTIALIASED_QUALITY:
802 *aa_flags = GGO_GRAY4_BITMAP;
803 break;
804 case CLEARTYPE_QUALITY:
805 case CLEARTYPE_NATURAL_QUALITY:
806 if (orientation == -1)
807 {
808 if (RegOpenKeyW( HKEY_CURRENT_USER, desktopW, &key )) break;
809 orientation = get_subpixel_orientation( key );
810 RegCloseKey( key );
811 }
812 *aa_flags = orientation;
813 break;
814 default:
815 if (smoothing == -1)
816 {
817 if (RegOpenKeyW( HKEY_CURRENT_USER, desktopW, &key )) break;
818 smoothing = get_default_smoothing( key );
819 RegCloseKey( key );
820 }
821 *aa_flags = smoothing;
822 break;
823 }
824 return 0;
825 }
826
827
828 /***********************************************************************
829 * FONT_EnumInstance
830 *
831 * Note: plf is really an ENUMLOGFONTEXW, and ptm is a NEWTEXTMETRICEXW.
832 * We have to use other types because of the FONTENUMPROCW definition.
833 */
834 static INT CALLBACK FONT_EnumInstance( const LOGFONTW *plf, const TEXTMETRICW *ptm,
835 DWORD fType, LPARAM lp )
836 {
837 struct font_enum *pfe = (struct font_enum *)lp;
838 INT ret = 1;
839
840 /* lfCharSet is at the same offset in both LOGFONTA and LOGFONTW */
841 if ((!pfe->lpLogFontParam ||
842 pfe->lpLogFontParam->lfCharSet == DEFAULT_CHARSET ||
843 pfe->lpLogFontParam->lfCharSet == plf->lfCharSet) &&
844 (!(fType & RASTER_FONTTYPE) || GetDeviceCaps(pfe->hdc, TEXTCAPS) & TC_RA_ABLE) )
845 {
846 /* convert font metrics */
847 ENUMLOGFONTEXA logfont;
848 NEWTEXTMETRICEXA tmA;
849
850 if (!pfe->unicode)
851 {
852 FONT_EnumLogFontExWToA( (const ENUMLOGFONTEXW *)plf, &logfont);
853 FONT_NewTextMetricExWToA( (const NEWTEXTMETRICEXW *)ptm, &tmA );
854 plf = (LOGFONTW *)&logfont.elfLogFont;
855 ptm = (TEXTMETRICW *)&tmA;
856 }
857 ret = pfe->lpEnumFunc( plf, ptm, fType, pfe->lpData );
858 pfe->retval = ret;
859 }
860 return ret;
861 }
862
863 /***********************************************************************
864 * FONT_EnumFontFamiliesEx
865 */
866 static INT FONT_EnumFontFamiliesEx( HDC hDC, LPLOGFONTW plf, FONTENUMPROCW efproc,
867 LPARAM lParam, BOOL unicode )
868 {
869 INT ret = 0;
870 DC *dc = get_dc_ptr( hDC );
871 struct font_enum fe;
872
873 if (dc)
874 {
875 PHYSDEV physdev = GET_DC_PHYSDEV( dc, pEnumFonts );
876
877 if (plf) TRACE("lfFaceName = %s lfCharset = %d\n", debugstr_w(plf->lfFaceName), plf->lfCharSet);
878 fe.lpLogFontParam = plf;
879 fe.lpEnumFunc = efproc;
880 fe.lpData = lParam;
881 fe.unicode = unicode;
882 fe.hdc = hDC;
883 fe.retval = 1;
884 ret = physdev->funcs->pEnumFonts( physdev, plf, FONT_EnumInstance, (LPARAM)&fe );
885 release_dc_ptr( dc );
886 }
887 return ret ? fe.retval : 0;
888 }
889
890 /***********************************************************************
891 * EnumFontFamiliesExW (GDI32.@)
892 */
893 INT WINAPI EnumFontFamiliesExW( HDC hDC, LPLOGFONTW plf,
894 FONTENUMPROCW efproc,
895 LPARAM lParam, DWORD dwFlags )
896 {
897 return FONT_EnumFontFamiliesEx( hDC, plf, efproc, lParam, TRUE );
898 }
899
900 /***********************************************************************
901 * EnumFontFamiliesExA (GDI32.@)
902 */
903 INT WINAPI EnumFontFamiliesExA( HDC hDC, LPLOGFONTA plf,
904 FONTENUMPROCA efproc,
905 LPARAM lParam, DWORD dwFlags)
906 {
907 LOGFONTW lfW, *plfW;
908
909 if (plf)
910 {
911 FONT_LogFontAToW( plf, &lfW );
912 plfW = &lfW;
913 }
914 else plfW = NULL;
915
916 return FONT_EnumFontFamiliesEx( hDC, plfW, (FONTENUMPROCW)efproc, lParam, FALSE );
917 }
918
919 /***********************************************************************
920 * EnumFontFamiliesA (GDI32.@)
921 */
922 INT WINAPI EnumFontFamiliesA( HDC hDC, LPCSTR lpFamily,
923 FONTENUMPROCA efproc, LPARAM lpData )
924 {
925 LOGFONTA lf, *plf;
926
927 if (lpFamily)
928 {
929 if (!*lpFamily) return 1;
930 lstrcpynA( lf.lfFaceName, lpFamily, LF_FACESIZE );
931 lf.lfCharSet = DEFAULT_CHARSET;
932 lf.lfPitchAndFamily = 0;
933 plf = &lf;
934 }
935 else plf = NULL;
936
937 return EnumFontFamiliesExA( hDC, plf, efproc, lpData, 0 );
938 }
939
940 /***********************************************************************
941 * EnumFontFamiliesW (GDI32.@)
942 */
943 INT WINAPI EnumFontFamiliesW( HDC hDC, LPCWSTR lpFamily,
944 FONTENUMPROCW efproc, LPARAM lpData )
945 {
946 LOGFONTW lf, *plf;
947
948 if (lpFamily)
949 {
950 if (!*lpFamily) return 1;
951 lstrcpynW( lf.lfFaceName, lpFamily, LF_FACESIZE );
952 lf.lfCharSet = DEFAULT_CHARSET;
953 lf.lfPitchAndFamily = 0;
954 plf = &lf;
955 }
956 else plf = NULL;
957
958 return EnumFontFamiliesExW( hDC, plf, efproc, lpData, 0 );
959 }
960
961 /***********************************************************************
962 * EnumFontsA (GDI32.@)
963 */
964 INT WINAPI EnumFontsA( HDC hDC, LPCSTR lpName, FONTENUMPROCA efproc,
965 LPARAM lpData )
966 {
967 return EnumFontFamiliesA( hDC, lpName, efproc, lpData );
968 }
969
970 /***********************************************************************
971 * EnumFontsW (GDI32.@)
972 */
973 INT WINAPI EnumFontsW( HDC hDC, LPCWSTR lpName, FONTENUMPROCW efproc,
974 LPARAM lpData )
975 {
976 return EnumFontFamiliesW( hDC, lpName, efproc, lpData );
977 }
978
979
980 /***********************************************************************
981 * GetTextCharacterExtra (GDI32.@)
982 */
983 INT WINAPI GetTextCharacterExtra( HDC hdc )
984 {
985 INT ret;
986 DC *dc = get_dc_ptr( hdc );
987 if (!dc) return 0x80000000;
988 ret = dc->charExtra;
989 release_dc_ptr( dc );
990 return ret;
991 }
992
993
994 /***********************************************************************
995 * SetTextCharacterExtra (GDI32.@)
996 */
997 INT WINAPI SetTextCharacterExtra( HDC hdc, INT extra )
998 {
999 INT ret = 0x80000000;
1000 DC * dc = get_dc_ptr( hdc );
1001
1002 if (dc)
1003 {
1004 PHYSDEV physdev = GET_DC_PHYSDEV( dc, pSetTextCharacterExtra );
1005 extra = physdev->funcs->pSetTextCharacterExtra( physdev, extra );
1006 if (extra != 0x80000000)
1007 {
1008 ret = dc->charExtra;
1009 dc->charExtra = extra;
1010 }
1011 release_dc_ptr( dc );
1012 }
1013 return ret;
1014 }
1015
1016
1017 /***********************************************************************
1018 * SetTextJustification (GDI32.@)
1019 */
1020 BOOL WINAPI SetTextJustification( HDC hdc, INT extra, INT breaks )
1021 {
1022 BOOL ret;
1023 PHYSDEV physdev;
1024 DC * dc = get_dc_ptr( hdc );
1025
1026 if (!dc) return FALSE;
1027
1028 physdev = GET_DC_PHYSDEV( dc, pSetTextJustification );
1029 ret = physdev->funcs->pSetTextJustification( physdev, extra, breaks );
1030 if (ret)
1031 {
1032 extra = abs((extra * dc->vportExtX + dc->wndExtX / 2) / dc->wndExtX);
1033 if (!extra) breaks = 0;
1034 if (breaks)
1035 {
1036 dc->breakExtra = extra / breaks;
1037 dc->breakRem = extra - (breaks * dc->breakExtra);
1038 }
1039 else
1040 {
1041 dc->breakExtra = 0;
1042 dc->breakRem = 0;
1043 }
1044 }
1045 release_dc_ptr( dc );
1046 return ret;
1047 }
1048
1049
1050 /***********************************************************************
1051 * GetTextFaceA (GDI32.@)
1052 */
1053 INT WINAPI GetTextFaceA( HDC hdc, INT count, LPSTR name )
1054 {
1055 INT res = GetTextFaceW(hdc, 0, NULL);
1056 LPWSTR nameW = HeapAlloc( GetProcessHeap(), 0, res * 2 );
1057 GetTextFaceW( hdc, res, nameW );
1058
1059 if (name)
1060 {
1061 if (count)
1062 {
1063 res = WideCharToMultiByte(CP_ACP, 0, nameW, -1, name, count, NULL, NULL);
1064 if (res == 0)
1065 res = count;
1066 name[count-1] = 0;
1067 /* GetTextFaceA does NOT include the nul byte in the return count. */
1068 res--;
1069 }
1070 else
1071 res = 0;
1072 }
1073 else
1074 res = WideCharToMultiByte( CP_ACP, 0, nameW, -1, NULL, 0, NULL, NULL);
1075 HeapFree( GetProcessHeap(), 0, nameW );
1076 return res;
1077 }
1078
1079 /***********************************************************************
1080 * GetTextFaceW (GDI32.@)
1081 */
1082 INT WINAPI GetTextFaceW( HDC hdc, INT count, LPWSTR name )
1083 {
1084 PHYSDEV dev;
1085 INT ret;
1086
1087 DC * dc = get_dc_ptr( hdc );
1088 if (!dc) return 0;
1089
1090 dev = GET_DC_PHYSDEV( dc, pGetTextFace );
1091 ret = dev->funcs->pGetTextFace( dev, count, name );
1092 release_dc_ptr( dc );
1093 return ret;
1094 }
1095
1096
1097 /***********************************************************************
1098 * GetTextExtentPoint32A (GDI32.@)
1099 *
1100 * See GetTextExtentPoint32W.
1101 */
1102 BOOL WINAPI GetTextExtentPoint32A( HDC hdc, LPCSTR str, INT count,
1103 LPSIZE size )
1104 {
1105 BOOL ret = FALSE;
1106 INT wlen;
1107 LPWSTR p;
1108
1109 if (count < 0) return FALSE;
1110
1111 p = FONT_mbtowc(hdc, str, count, &wlen, NULL);
1112
1113 if (p)
1114 {
1115 ret = GetTextExtentPoint32W( hdc, p, wlen, size );
1116 HeapFree( GetProcessHeap(), 0, p );
1117 }
1118
1119 TRACE("(%p %s %d %p): returning %d x %d\n",
1120 hdc, debugstr_an (str, count), count, size, size->cx, size->cy );
1121 return ret;
1122 }
1123
1124
1125 /***********************************************************************
1126 * GetTextExtentPoint32W [GDI32.@]
1127 *
1128 * Computes width/height for a string.
1129 *
1130 * Computes width and height of the specified string.
1131 *
1132 * RETURNS
1133 * Success: TRUE
1134 * Failure: FALSE
1135 */
1136 BOOL WINAPI GetTextExtentPoint32W(
1137 HDC hdc, /* [in] Handle of device context */
1138 LPCWSTR str, /* [in] Address of text string */
1139 INT count, /* [in] Number of characters in string */
1140 LPSIZE size) /* [out] Address of structure for string size */
1141 {
1142 return GetTextExtentExPointW(hdc, str, count, 0, NULL, NULL, size);
1143 }
1144
1145 /***********************************************************************
1146 * GetTextExtentExPointI [GDI32.@]
1147 *
1148 * Computes width and height of the array of glyph indices.
1149 *
1150 * PARAMS
1151 * hdc [I] Handle of device context.
1152 * indices [I] Glyph index array.
1153 * count [I] Number of glyphs in array.
1154 * max_ext [I] Maximum width in glyphs.
1155 * nfit [O] Maximum number of characters.
1156 * dxs [O] Partial string widths.
1157 * size [O] Returned string size.
1158 *
1159 * RETURNS
1160 * Success: TRUE
1161 * Failure: FALSE
1162 */
1163 BOOL WINAPI GetTextExtentExPointI( HDC hdc, const WORD *indices, INT count, INT max_ext,
1164 LPINT nfit, LPINT dxs, LPSIZE size )
1165 {
1166 DC *dc;
1167 int i;
1168 BOOL ret;
1169 INT buffer[256], *pos = dxs;
1170
1171 if (count < 0) return FALSE;
1172
1173 dc = get_dc_ptr( hdc );
1174 if (!dc) return FALSE;
1175
1176 if (!dxs)
1177 {
1178 pos = buffer;
1179 if (count > 256 && !(pos = HeapAlloc( GetProcessHeap(), 0, count * sizeof(*pos) )))
1180 {
1181 release_dc_ptr( dc );
1182 return FALSE;
1183 }
1184 }
1185
1186 ret = get_char_positions_indices( dc, indices, count, pos, size );
1187 if (ret)
1188 {
1189 if (dxs || nfit)
1190 {
1191 for (i = 0; i < count; i++)
1192 {
1193 unsigned int dx = abs( INTERNAL_XDSTOWS( dc, pos[i] )) + (i + 1) * dc->charExtra;
1194 if (nfit && dx > (unsigned int)max_ext) break;
1195 if (dxs) dxs[i] = dx;
1196 }
1197 if (nfit) *nfit = i;
1198 }
1199
1200 size->cx = abs( INTERNAL_XDSTOWS( dc, size->cx )) + count * dc->charExtra;
1201 size->cy = abs( INTERNAL_YDSTOWS( dc, size->cy ));
1202 }
1203
1204 if (pos != buffer && pos != dxs) HeapFree( GetProcessHeap(), 0, pos );
1205 release_dc_ptr( dc );
1206
1207 TRACE("(%p %p %d %p): returning %d x %d\n",
1208 hdc, indices, count, size, size->cx, size->cy );
1209 return ret;
1210 }
1211
1212 /***********************************************************************
1213 * GetTextExtentPointI [GDI32.@]
1214 *
1215 * Computes width and height of the array of glyph indices.
1216 *
1217 * PARAMS
1218 * hdc [I] Handle of device context.
1219 * indices [I] Glyph index array.
1220 * count [I] Number of glyphs in array.
1221 * size [O] Returned string size.
1222 *
1223 * RETURNS
1224 * Success: TRUE
1225 * Failure: FALSE
1226 */
1227 BOOL WINAPI GetTextExtentPointI( HDC hdc, const WORD *indices, INT count, LPSIZE size )
1228 {
1229 return GetTextExtentExPointI( hdc, indices, count, 0, NULL, NULL, size );
1230 }
1231
1232
1233 /***********************************************************************
1234 * GetTextExtentPointA (GDI32.@)
1235 */
1236 BOOL WINAPI GetTextExtentPointA( HDC hdc, LPCSTR str, INT count,
1237 LPSIZE size )
1238 {
1239 TRACE("not bug compatible.\n");
1240 return GetTextExtentPoint32A( hdc, str, count, size );
1241 }
1242
1243 /***********************************************************************
1244 * GetTextExtentPointW (GDI32.@)
1245 */
1246 BOOL WINAPI GetTextExtentPointW( HDC hdc, LPCWSTR str, INT count,
1247 LPSIZE size )
1248 {
1249 TRACE("not bug compatible.\n");
1250 return GetTextExtentPoint32W( hdc, str, count, size );
1251 }
1252
1253
1254 /***********************************************************************
1255 * GetTextExtentExPointA (GDI32.@)
1256 */
1257 BOOL WINAPI GetTextExtentExPointA( HDC hdc, LPCSTR str, INT count,
1258 INT maxExt, LPINT lpnFit,
1259 LPINT alpDx, LPSIZE size )
1260 {
1261 BOOL ret;
1262 INT wlen;
1263 INT *walpDx = NULL;
1264 LPWSTR p = NULL;
1265
1266 if (count < 0) return FALSE;
1267 if (maxExt < -1) return FALSE;
1268
1269 if (alpDx)
1270 {
1271 walpDx = HeapAlloc( GetProcessHeap(), 0, count * sizeof(INT) );
1272 if (!walpDx) return FALSE;
1273 }
1274
1275 p = FONT_mbtowc(hdc, str, count, &wlen, NULL);
1276 ret = GetTextExtentExPointW( hdc, p, wlen, maxExt, lpnFit, walpDx, size);
1277 if (walpDx)
1278 {
1279 INT n = lpnFit ? *lpnFit : wlen;
1280 INT i, j;
1281 for(i = 0, j = 0; i < n; i++, j++)
1282 {
1283 alpDx[j] = walpDx[i];
1284 if (IsDBCSLeadByte(str[j])) alpDx[++j] = walpDx[i];
1285 }
1286 }
1287 if (lpnFit) *lpnFit = WideCharToMultiByte(CP_ACP,0,p,*lpnFit,NULL,0,NULL,NULL);
1288 HeapFree( GetProcessHeap(), 0, p );
1289 HeapFree( GetProcessHeap(), 0, walpDx );
1290 return ret;
1291 }
1292
1293
1294 /***********************************************************************
1295 * GetTextExtentExPointW (GDI32.@)
1296 *
1297 * Return the size of the string as it would be if it was output properly by
1298 * e.g. TextOut.
1299 */
1300 BOOL WINAPI GetTextExtentExPointW( HDC hdc, LPCWSTR str, INT count, INT max_ext,
1301 LPINT nfit, LPINT dxs, LPSIZE size )
1302 {
1303 DC *dc;
1304 int i;
1305 BOOL ret;
1306 INT buffer[256], *pos = dxs;
1307
1308 if (count < 0) return FALSE;
1309
1310 dc = get_dc_ptr(hdc);
1311 if (!dc) return FALSE;
1312
1313 if (!dxs)
1314 {
1315 pos = buffer;
1316 if (count > 256 && !(pos = HeapAlloc( GetProcessHeap(), 0, count * sizeof(*pos) )))
1317 {
1318 release_dc_ptr( dc );
1319 return FALSE;
1320 }
1321 }
1322
1323 ret = get_char_positions( dc, str, count, pos, size );
1324 if (ret)
1325 {
1326 if (dxs || nfit)
1327 {
1328 for (i = 0; i < count; i++)
1329 {
1330 unsigned int dx = abs( INTERNAL_XDSTOWS( dc, pos[i] )) + (i + 1) * dc->charExtra;
1331 if (nfit && dx > (unsigned int)max_ext) break;
1332 if (dxs) dxs[i] = dx;
1333 }
1334 if (nfit) *nfit = i;
1335 }
1336
1337 size->cx = abs( INTERNAL_XDSTOWS( dc, size->cx )) + count * dc->charExtra;
1338 size->cy = abs( INTERNAL_YDSTOWS( dc, size->cy ));
1339 }
1340
1341 if (pos != buffer && pos != dxs) HeapFree( GetProcessHeap(), 0, pos );
1342 release_dc_ptr( dc );
1343
1344 TRACE("(%p, %s, %d) returning %dx%d\n", hdc, debugstr_wn(str,count), max_ext, size->cx, size->cy );
1345 return ret;
1346 }
1347
1348 /***********************************************************************
1349 * GetTextMetricsA (GDI32.@)
1350 */
1351 BOOL WINAPI GetTextMetricsA( HDC hdc, TEXTMETRICA *metrics )
1352 {
1353 TEXTMETRICW tm32;
1354
1355 if (!GetTextMetricsW( hdc, &tm32 )) return FALSE;
1356 FONT_TextMetricWToA( &tm32, metrics );
1357 return TRUE;
1358 }
1359
1360 /***********************************************************************
1361 * GetTextMetricsW (GDI32.@)
1362 */
1363 BOOL WINAPI GetTextMetricsW( HDC hdc, TEXTMETRICW *metrics )
1364 {
1365 PHYSDEV physdev;
1366 BOOL ret = FALSE;
1367 DC * dc = get_dc_ptr( hdc );
1368 if (!dc) return FALSE;
1369
1370 physdev = GET_DC_PHYSDEV( dc, pGetTextMetrics );
1371 ret = physdev->funcs->pGetTextMetrics( physdev, metrics );
1372
1373 if (ret)
1374 {
1375 /* device layer returns values in device units
1376 * therefore we have to convert them to logical */
1377
1378 metrics->tmDigitizedAspectX = GetDeviceCaps(hdc, LOGPIXELSX);
1379 metrics->tmDigitizedAspectY = GetDeviceCaps(hdc, LOGPIXELSY);
1380 metrics->tmHeight = height_to_LP( dc, metrics->tmHeight );
1381 metrics->tmAscent = height_to_LP( dc, metrics->tmAscent );
1382 metrics->tmDescent = height_to_LP( dc, metrics->tmDescent );
1383 metrics->tmInternalLeading = height_to_LP( dc, metrics->tmInternalLeading );
1384 metrics->tmExternalLeading = height_to_LP( dc, metrics->tmExternalLeading );
1385 metrics->tmAveCharWidth = width_to_LP( dc, metrics->tmAveCharWidth );
1386 metrics->tmMaxCharWidth = width_to_LP( dc, metrics->tmMaxCharWidth );
1387 metrics->tmOverhang = width_to_LP( dc, metrics->tmOverhang );
1388 ret = TRUE;
1389
1390 TRACE("text metrics:\n"
1391 " Weight = %03i\t FirstChar = %i\t AveCharWidth = %i\n"
1392 " Italic = % 3i\t LastChar = %i\t\t MaxCharWidth = %i\n"
1393 " UnderLined = %01i\t DefaultChar = %i\t Overhang = %i\n"
1394 " StruckOut = %01i\t BreakChar = %i\t CharSet = %i\n"
1395 " PitchAndFamily = %02x\n"
1396 " --------------------\n"
1397 " InternalLeading = %i\n"
1398 " Ascent = %i\n"
1399 " Descent = %i\n"
1400 " Height = %i\n",
1401 metrics->tmWeight, metrics->tmFirstChar, metrics->tmAveCharWidth,
1402 metrics->tmItalic, metrics->tmLastChar, metrics->tmMaxCharWidth,
1403 metrics->tmUnderlined, metrics->tmDefaultChar, metrics->tmOverhang,
1404 metrics->tmStruckOut, metrics->tmBreakChar, metrics->tmCharSet,
1405 metrics->tmPitchAndFamily,
1406 metrics->tmInternalLeading,
1407 metrics->tmAscent,
1408 metrics->tmDescent,
1409 metrics->tmHeight );
1410 }
1411 release_dc_ptr( dc );
1412 return ret;
1413 }
1414
1415
1416 /***********************************************************************
1417 * GetOutlineTextMetricsA (GDI32.@)
1418 * Gets metrics for TrueType fonts.
1419 *
1420 * NOTES
1421 * If the supplied buffer isn't big enough Windows partially fills it up to
1422 * its given length and returns that length.
1423 *
1424 * RETURNS
1425 * Success: Non-zero or size of required buffer
1426 * Failure: 0
1427 */
1428 UINT WINAPI GetOutlineTextMetricsA(
1429 HDC hdc, /* [in] Handle of device context */
1430 UINT cbData, /* [in] Size of metric data array */
1431 LPOUTLINETEXTMETRICA lpOTM) /* [out] Address of metric data array */
1432 {
1433 char buf[512], *ptr;
1434 UINT ret, needed;
1435 OUTLINETEXTMETRICW *lpOTMW = (OUTLINETEXTMETRICW *)buf;
1436 OUTLINETEXTMETRICA *output = lpOTM;
1437 INT left, len;
1438
1439 if((ret = GetOutlineTextMetricsW(hdc, 0, NULL)) == 0)
1440 return 0;
1441 if(ret > sizeof(buf))
1442 lpOTMW = HeapAlloc(GetProcessHeap(), 0, ret);
1443 GetOutlineTextMetricsW(hdc, ret, lpOTMW);
1444
1445 needed = sizeof(OUTLINETEXTMETRICA);
1446 if(lpOTMW->otmpFamilyName)
1447 needed += WideCharToMultiByte(CP_ACP, 0,
1448 (WCHAR*)((char*)lpOTMW + (ptrdiff_t)lpOTMW->otmpFamilyName), -1,
1449 NULL, 0, NULL, NULL);
1450 if(lpOTMW->otmpFaceName)
1451 needed += WideCharToMultiByte(CP_ACP, 0,
1452 (WCHAR*)((char*)lpOTMW + (ptrdiff_t)lpOTMW->otmpFaceName), -1,
1453 NULL, 0, NULL, NULL);
1454 if(lpOTMW->otmpStyleName)
1455 needed += WideCharToMultiByte(CP_ACP, 0,
1456 (WCHAR*)((char*)lpOTMW + (ptrdiff_t)lpOTMW->otmpStyleName), -1,
1457 NULL, 0, NULL, NULL);
1458 if(lpOTMW->otmpFullName)
1459 needed += WideCharToMultiByte(CP_ACP, 0,
1460 (WCHAR*)((char*)lpOTMW + (ptrdiff_t)lpOTMW->otmpFullName), -1,
1461 NULL, 0, NULL, NULL);
1462
1463 if(!lpOTM) {
1464 ret = needed;
1465 goto end;
1466 }
1467
1468 TRACE("needed = %d\n", needed);
1469 if(needed > cbData)
1470 /* Since the supplied buffer isn't big enough, we'll alloc one
1471 that is and memcpy the first cbData bytes into the lpOTM at
1472 the end. */
1473 output = HeapAlloc(GetProcessHeap(), 0, needed);
1474
1475 ret = output->otmSize = min(needed, cbData);
1476 FONT_TextMetricWToA( &lpOTMW->otmTextMetrics, &output->otmTextMetrics );
1477 output->otmFiller = 0;
1478 output->otmPanoseNumber = lpOTMW->otmPanoseNumber;
1479 output->otmfsSelection = lpOTMW->otmfsSelection;
1480 output->otmfsType = lpOTMW->otmfsType;
1481 output->otmsCharSlopeRise = lpOTMW->otmsCharSlopeRise;
1482 output->otmsCharSlopeRun = lpOTMW->otmsCharSlopeRun;
1483 output->otmItalicAngle = lpOTMW->otmItalicAngle;
1484 output->otmEMSquare = lpOTMW->otmEMSquare;
1485 output->otmAscent = lpOTMW->otmAscent;
1486 output->otmDescent = lpOTMW->otmDescent;
1487 output->otmLineGap = lpOTMW->otmLineGap;
1488 output->otmsCapEmHeight = lpOTMW->otmsCapEmHeight;
1489 output->otmsXHeight = lpOTMW->otmsXHeight;
1490 output->otmrcFontBox = lpOTMW->otmrcFontBox;
1491 output->otmMacAscent = lpOTMW->otmMacAscent;
1492 output->otmMacDescent = lpOTMW->otmMacDescent;
1493 output->otmMacLineGap = lpOTMW->otmMacLineGap;
1494 output->otmusMinimumPPEM = lpOTMW->otmusMinimumPPEM;
1495 output->otmptSubscriptSize = lpOTMW->otmptSubscriptSize;
1496 output->otmptSubscriptOffset = lpOTMW->otmptSubscriptOffset;
1497 output->otmptSuperscriptSize = lpOTMW->otmptSuperscriptSize;
1498 output->otmptSuperscriptOffset = lpOTMW->otmptSuperscriptOffset;
1499 output->otmsStrikeoutSize = lpOTMW->otmsStrikeoutSize;
1500 output->otmsStrikeoutPosition = lpOTMW->otmsStrikeoutPosition;
1501 output->otmsUnderscoreSize = lpOTMW->otmsUnderscoreSize;
1502 output->otmsUnderscorePosition = lpOTMW->otmsUnderscorePosition;
1503
1504
1505 ptr = (char*)(output + 1);
1506 left = needed - sizeof(*output);
1507
1508 if(lpOTMW->otmpFamilyName) {
1509 output->otmpFamilyName = (LPSTR)(ptr - (char*)output);
1510 len = WideCharToMultiByte(CP_ACP, 0,
1511 (WCHAR*)((char*)lpOTMW + (ptrdiff_t)lpOTMW->otmpFamilyName), -1,
1512 ptr, left, NULL, NULL);
1513 left -= len;
1514 ptr += len;
1515 } else
1516 output->otmpFamilyName = 0;
1517
1518 if(lpOTMW->otmpFaceName) {
1519 output->otmpFaceName = (LPSTR)(ptr - (char*)output);
1520 len = WideCharToMultiByte(CP_ACP, 0,
1521 (WCHAR*)((char*)lpOTMW + (ptrdiff_t)lpOTMW->otmpFaceName), -1,
1522 ptr, left, NULL, NULL);
1523 left -= len;
1524 ptr += len;
1525 } else
1526 output->otmpFaceName = 0;
1527
1528 if(lpOTMW->otmpStyleName) {
1529 output->otmpStyleName = (LPSTR)(ptr - (char*)output);
1530 len = WideCharToMultiByte(CP_ACP, 0,
1531 (WCHAR*)((char*)lpOTMW + (ptrdiff_t)lpOTMW->otmpStyleName), -1,
1532 ptr, left, NULL, NULL);
1533 left -= len;
1534 ptr += len;
1535 } else
1536 output->otmpStyleName = 0;
1537
1538 if(lpOTMW->otmpFullName) {
1539 output->otmpFullName = (LPSTR)(ptr - (char*)output);
1540 len = WideCharToMultiByte(CP_ACP, 0,
1541 (WCHAR*)((char*)lpOTMW + (ptrdiff_t)lpOTMW->otmpFullName), -1,
1542 ptr, left, NULL, NULL);
1543 left -= len;
1544 } else
1545 output->otmpFullName = 0;
1546
1547 assert(left == 0);
1548
1549 if(output != lpOTM) {
1550 memcpy(lpOTM, output, cbData);
1551 HeapFree(GetProcessHeap(), 0, output);
1552
1553 /* check if the string offsets really fit into the provided size */
1554 /* FIXME: should we check string length as well? */
1555 /* make sure that we don't read/write beyond the provided buffer */
1556 if (lpOTM->otmSize >= FIELD_OFFSET(OUTLINETEXTMETRICA, otmpFamilyName) + sizeof(LPSTR))
1557 {
1558 if ((UINT_PTR)lpOTM->otmpFamilyName >= lpOTM->otmSize)
1559 lpOTM->otmpFamilyName = 0; /* doesn't fit */
1560 }
1561
1562 /* make sure that we don't read/write beyond the provided buffer */
1563 if (lpOTM->otmSize >= FIELD_OFFSET(OUTLINETEXTMETRICA, otmpFaceName) + sizeof(LPSTR))
1564 {
1565 if ((UINT_PTR)lpOTM->otmpFaceName >= lpOTM->otmSize)
1566 lpOTM->otmpFaceName = 0; /* doesn't fit */
1567 }
1568
1569 /* make sure that we don't read/write beyond the provided buffer */
1570 if (lpOTM->otmSize >= FIELD_OFFSET(OUTLINETEXTMETRICA, otmpStyleName) + sizeof(LPSTR))
1571 {
1572 if ((UINT_PTR)lpOTM->otmpStyleName >= lpOTM->otmSize)
1573 lpOTM->otmpStyleName = 0; /* doesn't fit */
1574 }
1575
1576 /* make sure that we don't read/write beyond the provided buffer */
1577 if (lpOTM->otmSize >= FIELD_OFFSET(OUTLINETEXTMETRICA, otmpFullName) + sizeof(LPSTR))
1578 {
1579 if ((UINT_PTR)lpOTM->otmpFullName >= lpOTM->otmSize)
1580 lpOTM->otmpFullName = 0; /* doesn't fit */
1581 }
1582 }
1583
1584 end:
1585 if(lpOTMW != (OUTLINETEXTMETRICW *)buf)
1586 HeapFree(GetProcessHeap(), 0, lpOTMW);
1587
1588 return ret;
1589 }
1590
1591
1592 /***********************************************************************
1593 * GetOutlineTextMetricsW [GDI32.@]
1594 */
1595 UINT WINAPI GetOutlineTextMetricsW(
1596 HDC hdc, /* [in] Handle of device context */
1597 UINT cbData, /* [in] Size of metric data array */
1598 LPOUTLINETEXTMETRICW lpOTM) /* [out] Address of metric data array */
1599 {
1600 DC *dc = get_dc_ptr( hdc );
1601 OUTLINETEXTMETRICW *output = lpOTM;
1602 PHYSDEV dev;
1603 UINT ret;
1604
1605 TRACE("(%p,%d,%p)\n", hdc, cbData, lpOTM);
1606 if(!dc) return 0;
1607
1608 dev = GET_DC_PHYSDEV( dc, pGetOutlineTextMetrics );
1609 ret = dev->funcs->pGetOutlineTextMetrics( dev, cbData, output );
1610
1611 if (lpOTM && ret > cbData)
1612 {
1613 output = HeapAlloc(GetProcessHeap(), 0, ret);
1614 ret = dev->funcs->pGetOutlineTextMetrics( dev, ret, output );
1615 }
1616
1617 if (lpOTM && ret)
1618 {
1619 output->otmTextMetrics.tmDigitizedAspectX = GetDeviceCaps(hdc, LOGPIXELSX);
1620 output->otmTextMetrics.tmDigitizedAspectY = GetDeviceCaps(hdc, LOGPIXELSY);
1621 output->otmTextMetrics.tmHeight = height_to_LP( dc, output->otmTextMetrics.tmHeight );
1622 output->otmTextMetrics.tmAscent = height_to_LP( dc, output->otmTextMetrics.tmAscent );
1623 output->otmTextMetrics.tmDescent = height_to_LP( dc, output->otmTextMetrics.tmDescent );
1624 output->otmTextMetrics.tmInternalLeading = height_to_LP( dc, output->otmTextMetrics.tmInternalLeading );
1625 output->otmTextMetrics.tmExternalLeading = height_to_LP( dc, output->otmTextMetrics.tmExternalLeading );
1626 output->otmTextMetrics.tmAveCharWidth = width_to_LP( dc, output->otmTextMetrics.tmAveCharWidth );
1627 output->otmTextMetrics.tmMaxCharWidth = width_to_LP( dc, output->otmTextMetrics.tmMaxCharWidth );
1628 output->otmTextMetrics.tmOverhang = width_to_LP( dc, output->otmTextMetrics.tmOverhang );
1629 output->otmAscent = height_to_LP( dc, output->otmAscent);
1630 output->otmDescent = height_to_LP( dc, output->otmDescent);
1631 output->otmLineGap = abs(INTERNAL_YDSTOWS(dc,output->otmLineGap));
1632 output->otmsCapEmHeight = abs(INTERNAL_YDSTOWS(dc,output->otmsCapEmHeight));
1633 output->otmsXHeight = abs(INTERNAL_YDSTOWS(dc,output->otmsXHeight));
1634 output->otmrcFontBox.top = height_to_LP( dc, output->otmrcFontBox.top);
1635 output->otmrcFontBox.bottom = height_to_LP( dc, output->otmrcFontBox.bottom);
1636 output->otmrcFontBox.left = width_to_LP( dc, output->otmrcFontBox.left);
1637 output->otmrcFontBox.right = width_to_LP( dc, output->otmrcFontBox.right);
1638 output->otmMacAscent = height_to_LP( dc, output->otmMacAscent);
1639 output->otmMacDescent = height_to_LP( dc, output->otmMacDescent);
1640 output->otmMacLineGap = abs(INTERNAL_YDSTOWS(dc,output->otmMacLineGap));
1641 output->otmptSubscriptSize.x = width_to_LP( dc, output->otmptSubscriptSize.x);
1642 output->otmptSubscriptSize.y = height_to_LP( dc, output->otmptSubscriptSize.y);
1643 output->otmptSubscriptOffset.x = width_to_LP( dc, output->otmptSubscriptOffset.x);
1644 output->otmptSubscriptOffset.y = height_to_LP( dc, output->otmptSubscriptOffset.y);
1645 output->otmptSuperscriptSize.x = width_to_LP( dc, output->otmptSuperscriptSize.x);
1646 output->otmptSuperscriptSize.y = height_to_LP( dc, output->otmptSuperscriptSize.y);
1647 output->otmptSuperscriptOffset.x = width_to_LP( dc, output->otmptSuperscriptOffset.x);
1648 output->otmptSuperscriptOffset.y = height_to_LP( dc, output->otmptSuperscriptOffset.y);
1649 output->otmsStrikeoutSize = abs(INTERNAL_YDSTOWS(dc,output->otmsStrikeoutSize));
1650 output->otmsStrikeoutPosition = height_to_LP( dc, output->otmsStrikeoutPosition);
1651 output->otmsUnderscoreSize = height_to_LP( dc, output->otmsUnderscoreSize);
1652 output->otmsUnderscorePosition = height_to_LP( dc, output->otmsUnderscorePosition);
1653
1654 if(output != lpOTM)
1655 {
1656 memcpy(lpOTM, output, cbData);
1657 HeapFree(GetProcessHeap(), 0, output);
1658 ret = cbData;
1659 }
1660 }
1661 release_dc_ptr(dc);
1662 return ret;
1663 }
1664
1665 static LPSTR FONT_GetCharsByRangeA(HDC hdc, UINT firstChar, UINT lastChar, PINT pByteLen)
1666 {
1667 INT i, count = lastChar - firstChar + 1;
1668 UINT mbcp;
1669 UINT c;
1670 LPSTR str;
1671
1672 if (count <= 0)
1673 return NULL;
1674
1675 mbcp = GdiGetCodePage(hdc);
1676 switch (mbcp)
1677 {
1678 case 932:
1679 case 936:
1680 case 949:
1681 case 950:
1682 case 1361:
1683 if (lastChar > 0xffff)
1684 return NULL;
1685 if ((firstChar ^ lastChar) > 0xff)
1686 return NULL;
1687 break;
1688 default:
1689 if (lastChar > 0xff)
1690 return NULL;
1691 mbcp = 0;
1692 break;
1693 }
1694
1695 str = HeapAlloc(GetProcessHeap(), 0, count * 2 + 1);
1696 if (str == NULL)
1697 return NULL;
1698
1699 for(i = 0, c = firstChar; c <= lastChar; i++, c++)
1700 {
1701 if (mbcp) {
1702 if (c > 0xff)
1703 str[i++] = (BYTE)(c >> 8);
1704 if (c <= 0xff && IsDBCSLeadByteEx(mbcp, c))
1705 str[i] = 0x1f; /* FIXME: use default character */
1706 else
1707 str[i] = (BYTE)c;
1708 }
1709 else
1710 str[i] = (BYTE)c;
1711 }
1712 str[i] = '\0';
1713
1714 *pByteLen = i;
1715
1716 return str;
1717 }
1718
1719 /***********************************************************************
1720 * GetCharWidthW (GDI32.@)
1721 * GetCharWidth32W (GDI32.@)
1722 */
1723 BOOL WINAPI GetCharWidth32W( HDC hdc, UINT firstChar, UINT lastChar,
1724 LPINT buffer )
1725 {
1726 UINT i;
1727 BOOL ret;
1728 PHYSDEV dev;
1729 DC * dc = get_dc_ptr( hdc );
1730
1731 if (!dc) return FALSE;
1732
1733 dev = GET_DC_PHYSDEV( dc, pGetCharWidth );
1734 ret = dev->funcs->pGetCharWidth( dev, firstChar, lastChar, buffer );
1735
1736 if (ret)
1737 {
1738 /* convert device units to logical */
1739 for( i = firstChar; i <= lastChar; i++, buffer++ )
1740 *buffer = width_to_LP( dc, *buffer );
1741 }
1742 release_dc_ptr( dc );
1743 return ret;
1744 }
1745
1746
1747 /***********************************************************************
1748 * GetCharWidthA (GDI32.@)
1749 * GetCharWidth32A (GDI32.@)
1750 */
1751 BOOL WINAPI GetCharWidth32A( HDC hdc, UINT firstChar, UINT lastChar,
1752 LPINT buffer )
1753 {
1754 INT i, wlen;
1755 LPSTR str;
1756 LPWSTR wstr;
1757 BOOL ret = TRUE;
1758
1759 str = FONT_GetCharsByRangeA(hdc, firstChar, lastChar, &i);
1760 if(str == NULL)
1761 return FALSE;
1762
1763 wstr = FONT_mbtowc(hdc, str, i, &wlen, NULL);
1764
1765 for(i = 0; i < wlen; i++)
1766 {
1767 if(!GetCharWidth32W(hdc, wstr[i], wstr[i], buffer))
1768 {
1769 ret = FALSE;
1770 break;
1771 }
1772 buffer++;
1773 }
1774
1775 HeapFree(GetProcessHeap(), 0, str);
1776 HeapFree(GetProcessHeap(), 0, wstr);
1777
1778 return ret;
1779 }
1780
1781
1782 /* helper for nulldrv_ExtTextOut */
1783 static DWORD get_glyph_bitmap( HDC hdc, UINT index, UINT flags, UINT aa_flags,
1784 GLYPHMETRICS *metrics, struct gdi_image_bits *image )
1785 {
1786 static const MAT2 identity = { {0,1}, {0,0}, {0,0}, {0,1} };
1787 UINT indices[3] = {0, 0, 0x20};
1788 unsigned int i;
1789 DWORD ret, size;
1790 int stride;
1791
1792 indices[0] = index;
1793 if (flags & ETO_GLYPH_INDEX) aa_flags |= GGO_GLYPH_INDEX;
1794
1795 for (i = 0; i < sizeof(indices) / sizeof(indices[0]); i++)
1796 {
1797 index = indices[i];
1798 ret = GetGlyphOutlineW( hdc, index, aa_flags, metrics, 0, NULL, &identity );
1799 if (ret != GDI_ERROR) break;
1800 }
1801
1802 if (ret == GDI_ERROR) return ERROR_NOT_FOUND;
1803 if (!image) return ERROR_SUCCESS;
1804
1805 image->ptr = NULL;
1806 image->free = NULL;
1807 if (!ret) /* empty glyph */
1808 {
1809 metrics->gmBlackBoxX = metrics->gmBlackBoxY = 0;
1810 return ERROR_SUCCESS;
1811 }
1812
1813 stride = get_dib_stride( metrics->gmBlackBoxX, 1 );
1814 size = metrics->gmBlackBoxY * stride;
1815
1816 if (!(image->ptr = HeapAlloc( GetProcessHeap(), 0, size ))) return ERROR_OUTOFMEMORY;
1817 image->is_copy = TRUE;
1818 image->free = free_heap_bits;
1819
1820 ret = GetGlyphOutlineW( hdc, index, aa_flags, metrics, size, image->ptr, &identity );
1821 if (ret == GDI_ERROR)
1822 {
1823 HeapFree( GetProcessHeap(), 0, image->ptr );
1824 return ERROR_NOT_FOUND;
1825 }
1826 return ERROR_SUCCESS;
1827 }
1828
1829 /* helper for nulldrv_ExtTextOut */
1830 static RECT get_total_extents( HDC hdc, INT x, INT y, UINT flags, UINT aa_flags,
1831 LPCWSTR str, UINT count, const INT *dx )
1832 {
1833 UINT i;
1834 RECT rect, bounds;
1835
1836 reset_bounds( &bounds );
1837 for (i = 0; i < count; i++)
1838 {
1839 GLYPHMETRICS metrics;
1840
1841 if (get_glyph_bitmap( hdc, str[i], flags, aa_flags, &metrics, NULL )) continue;
1842
1843 rect.left = x + metrics.gmptGlyphOrigin.x;
1844 rect.top = y - metrics.gmptGlyphOrigin.y;
1845 rect.right = rect.left + metrics.gmBlackBoxX;
1846 rect.bottom = rect.top + metrics.gmBlackBoxY;
1847 add_bounds_rect( &bounds, &rect );
1848
1849 if (dx)
1850 {
1851 if (flags & ETO_PDY)
1852 {
1853 x += dx[ i * 2 ];
1854 y += dx[ i * 2 + 1];
1855 }
1856 else x += dx[ i ];
1857 }
1858 else
1859 {
1860 x += metrics.gmCellIncX;
1861 y += metrics.gmCellIncY;
1862 }
1863 }
1864 return bounds;
1865 }
1866
1867 /* helper for nulldrv_ExtTextOut */
1868 static void draw_glyph( HDC hdc, INT origin_x, INT origin_y, const GLYPHMETRICS *metrics,
1869 const struct gdi_image_bits *image, const RECT *clip )
1870 {
1871 static const BYTE masks[8] = {0x80, 0x40, 0x20, 0x10, 0x08, 0x04, 0x02, 0x01};
1872 UINT i, count, max_count;
1873 LONG x, y;
1874 BYTE *ptr = image->ptr;
1875 int stride = get_dib_stride( metrics->gmBlackBoxX, 1 );
1876 POINT *pts;
1877 RECT rect, clipped_rect;
1878
1879 rect.left = origin_x + metrics->gmptGlyphOrigin.x;
1880 rect.top = origin_y - metrics->gmptGlyphOrigin.y;
1881 rect.right = rect.left + metrics->gmBlackBoxX;
1882 rect.bottom = rect.top + metrics->gmBlackBoxY;
1883 if (!clip) clipped_rect = rect;
1884 else if (!intersect_rect( &clipped_rect, &rect, clip )) return;
1885
1886 max_count = (metrics->gmBlackBoxX + 1) * metrics->gmBlackBoxY;
1887 pts = HeapAlloc( GetProcessHeap(), 0, max_count * sizeof(*pts) );
1888 if (!pts) return;
1889
1890 count = 0;
1891 ptr += (clipped_rect.top - rect.top) * stride;
1892 for (y = clipped_rect.top; y < clipped_rect.bottom; y++, ptr += stride)
1893 {
1894 for (x = clipped_rect.left - rect.left; x < clipped_rect.right - rect.left; x++)
1895 {
1896 while (x < clipped_rect.right - rect.left && !(ptr[x / 8] & masks[x % 8])) x++;
1897 pts[count].x = rect.left + x;
1898 while (x < clipped_rect.right - rect.left && (ptr[x / 8] & masks[x % 8])) x++;
1899 pts[count + 1].x = rect.left + x;
1900 if (pts[count + 1].x > pts[count].x)
1901 {
1902 pts[count].y = pts[count + 1].y = y;
1903 count += 2;
1904 }
1905 }
1906 }
1907 assert( count <= max_count );
1908 DPtoLP( hdc, pts, count );
1909 for (i = 0; i < count; i += 2) Polyline( hdc, pts + i, 2 );
1910 HeapFree( GetProcessHeap(), 0, pts );
1911 }
1912
1913 /***********************************************************************
1914 * nulldrv_ExtTextOut
1915 */
1916 BOOL nulldrv_ExtTextOut( PHYSDEV dev, INT x, INT y, UINT flags, const RECT *rect,
1917 LPCWSTR str, UINT count, const INT *dx )
1918 {
1919 DC *dc = get_nulldrv_dc( dev );
1920 UINT i;
1921 DWORD err;
1922 HGDIOBJ orig;
1923 HPEN pen;
1924
1925 if (flags & ETO_OPAQUE)
1926 {
1927 RECT rc = *rect;
1928 HBRUSH brush = CreateSolidBrush( GetNearestColor( dev->hdc, GetBkColor(dev->hdc) ));
1929
1930 if (brush)
1931 {
1932 orig = SelectObject( dev->hdc, brush );
1933 DPtoLP( dev->hdc, (POINT *)&rc, 2 );
1934 PatBlt( dev->hdc, rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top, PATCOPY );
1935 SelectObject( dev->hdc, orig );
1936 DeleteObject( brush );
1937 }
1938 }
1939
1940 if (!count) return TRUE;
1941
1942 if (dc->aa_flags != GGO_BITMAP)
1943 {
1944 char buffer[FIELD_OFFSET( BITMAPINFO, bmiColors[256] )];
1945 BITMAPINFO *info = (BITMAPINFO *)buffer;
1946 struct gdi_image_bits bits;
1947 struct bitblt_coords src, dst;
1948 PHYSDEV dst_dev;
1949 /* FIXME Subpixel modes */
1950 UINT aa_flags = GGO_GRAY4_BITMAP;
1951
1952 dst_dev = GET_DC_PHYSDEV( dc, pPutImage );
1953 src.visrect = get_total_extents( dev->hdc, x, y, flags, aa_flags, str, count, dx );
1954 if (flags & ETO_CLIPPED) intersect_rect( &src.visrect, &src.visrect, rect );
1955 if (!clip_visrect( dc, &src.visrect, &src.visrect )) return TRUE;
1956
1957 /* FIXME: check for ETO_OPAQUE and avoid GetImage */
1958 src.x = src.visrect.left;
1959 src.y = src.visrect.top;
1960 src.width = src.visrect.right - src.visrect.left;
1961 src.height = src.visrect.bottom - src.visrect.top;
1962 dst = src;
1963 if ((flags & ETO_OPAQUE) && (src.visrect.left >= rect->left) && (src.visrect.top >= rect->top) &&
1964 (src.visrect.right <= rect->right) && (src.visrect.bottom <= rect->bottom))
1965 {
1966 /* we can avoid the GetImage, just query the needed format */
1967 memset( &info->bmiHeader, 0, sizeof(info->bmiHeader) );
1968 info->bmiHeader.biSize = sizeof(info->bmiHeader);
1969 info->bmiHeader.biWidth = src.width;
1970 info->bmiHeader.biHeight = -src.height;
1971 err = dst_dev->funcs->pPutImage( dst_dev, 0, info, NULL, NULL, NULL, 0 );
1972 if (!err || err == ERROR_BAD_FORMAT)
1973 {
1974 /* make the source rectangle relative to the source bits */
1975 src.x = src.y = 0;
1976 src.visrect.left = src.visrect.top = 0;
1977 src.visrect.right = src.width;
1978 src.visrect.bottom = src.height;
1979
1980 bits.ptr = HeapAlloc( GetProcessHeap(), 0, get_dib_image_size( info ));
1981 if (!bits.ptr) return ERROR_OUTOFMEMORY;
1982 bits.is_copy = TRUE;
1983 bits.free = free_heap_bits;
1984 err = ERROR_SUCCESS;
1985 }
1986 }
1987 else
1988 {
1989 PHYSDEV src_dev = GET_DC_PHYSDEV( dc, pGetImage );
1990 err = src_dev->funcs->pGetImage( src_dev, info, &bits, &src );
1991 if (!err && !bits.is_copy)
1992 {
1993 void *ptr = HeapAlloc( GetProcessHeap(), 0, get_dib_image_size( info ));
1994 if (!ptr)
1995 {
1996 if (bits.free) bits.free( &bits );
1997 return ERROR_OUTOFMEMORY;
1998 }
1999 memcpy( ptr, bits.ptr, get_dib_image_size( info ));
2000 if (bits.free) bits.free( &bits );
2001 bits.ptr = ptr;
2002 bits.is_copy = TRUE;
2003 bits.free = free_heap_bits;
2004 }
2005 }
2006 if (!err)
2007 {
2008 /* make x,y relative to the image bits */
2009 x += src.visrect.left - dst.visrect.left;
2010 y += src.visrect.top - dst.visrect.top;
2011 render_aa_text_bitmapinfo( dev->hdc, info, &bits, &src, x, y, flags,
2012 aa_flags, str, count, dx );
2013 err = dst_dev->funcs->pPutImage( dst_dev, 0, info, &bits, &src, &dst, SRCCOPY );
2014 if (bits.free) bits.free( &bits );
2015 return !err;
2016 }
2017 }
2018
2019 pen = CreatePen( PS_SOLID, 1, GetTextColor(dev->hdc) );
2020 orig = SelectObject( dev->hdc, pen );
2021
2022 for (i = 0; i < count; i++)
2023 {
2024 GLYPHMETRICS metrics;
2025 struct gdi_image_bits image;
2026
2027 err = get_glyph_bitmap( dev->hdc, str[i], flags, GGO_BITMAP, &metrics, &image );
2028 if (err) continue;
2029
2030 if (image.ptr) draw_glyph( dev->hdc, x, y, &metrics, &image, (flags & ETO_CLIPPED) ? rect : NULL );
2031 if (image.free) image.free( &image );
2032
2033 if (dx)
2034 {
2035 if (flags & ETO_PDY)
2036 {
2037 x += dx[ i * 2 ];
2038 y += dx[ i * 2 + 1];
2039 }
2040 else x += dx[ i ];
2041 }
2042 else
2043 {
2044 x += metrics.gmCellIncX;
2045 y += metrics.gmCellIncY;
2046 }
2047 }
2048
2049 SelectObject( dev->hdc, orig );
2050 DeleteObject( pen );
2051 return TRUE;
2052 }
2053
2054
2055 /***********************************************************************
2056 * ExtTextOutA (GDI32.@)
2057 *
2058 * See ExtTextOutW.
2059 */
2060 BOOL WINAPI ExtTextOutA( HDC hdc, INT x, INT y, UINT flags,
2061 const RECT *lprect, LPCSTR str, UINT count, const INT *lpDx )
2062 {
2063 INT wlen;
2064 UINT codepage;
2065 LPWSTR p;
2066 BOOL ret;
2067 LPINT lpDxW = NULL;
2068
2069 if (flags & ETO_GLYPH_INDEX)
2070 return ExtTextOutW( hdc, x, y, flags, lprect, (LPCWSTR)str, count, lpDx );
2071
2072 p = FONT_mbtowc(hdc, str, count, &wlen, &codepage);
2073
2074 if (lpDx) {
2075 unsigned int i = 0, j = 0;
2076
2077 /* allocate enough for a ETO_PDY */
2078 lpDxW = HeapAlloc( GetProcessHeap(), 0, 2*wlen*sizeof(INT));
2079 while(i < count) {
2080 if(IsDBCSLeadByteEx(codepage, str[i]))
2081 {
2082 if(flags & ETO_PDY)
2083 {
2084 lpDxW[j++] = lpDx[i * 2] + lpDx[(i + 1) * 2];
2085 lpDxW[j++] = lpDx[i * 2 + 1] + lpDx[(i + 1) * 2 + 1];
2086 }
2087 else
2088 lpDxW[j++] = lpDx[i] + lpDx[i + 1];
2089 i = i + 2;
2090 }
2091 else
2092 {
2093 if(flags & ETO_PDY)
2094 {
2095 lpDxW[j++] = lpDx[i * 2];
2096 lpDxW[j++] = lpDx[i * 2 + 1];
2097 }
2098 else
2099 lpDxW[j++] = lpDx[i];
2100 i = i + 1;
2101 }
2102 }
2103 }
2104
2105 ret = ExtTextOutW( hdc, x, y, flags, lprect, p, wlen, lpDxW );
2106
2107 HeapFree( GetProcessHeap(), 0, p );
2108 HeapFree( GetProcessHeap(), 0, lpDxW );
2109 return ret;
2110 }
2111
2112
2113 /***********************************************************************
2114 * ExtTextOutW (GDI32.@)
2115 *
2116 * Draws text using the currently selected font, background color, and text color.
2117 *
2118 *
2119 * PARAMS
2120 * x,y [I] coordinates of string
2121 * flags [I]
2122 * ETO_GRAYED - undocumented on MSDN
2123 * ETO_OPAQUE - use background color for fill the rectangle
2124 * ETO_CLIPPED - clipping text to the rectangle
2125 * ETO_GLYPH_INDEX - Buffer is of glyph locations in fonts rather
2126 * than encoded characters. Implies ETO_IGNORELANGUAGE
2127 * ETO_RTLREADING - Paragraph is basically a right-to-left paragraph.
2128 * Affects BiDi ordering
2129 * ETO_IGNORELANGUAGE - Undocumented in MSDN - instructs ExtTextOut not to do BiDi reordering
2130 * ETO_PDY - unimplemented
2131 * ETO_NUMERICSLATIN - unimplemented always assumed -
2132 * do not translate numbers into locale representations
2133 * ETO_NUMERICSLOCAL - unimplemented - Numerals in Arabic/Farsi context should assume local form
2134 * lprect [I] dimensions for clipping or/and opaquing
2135 * str [I] text string
2136 * count [I] number of symbols in string
2137 * lpDx [I] optional parameter with distance between drawing characters
2138 *
2139 * RETURNS
2140 * Success: TRUE
2141 * Failure: FALSE
2142 */
2143 BOOL WINAPI ExtTextOutW( HDC hdc, INT x, INT y, UINT flags,
2144 const RECT *lprect, LPCWSTR str, UINT count, const INT *lpDx )
2145 {
2146 BOOL ret = FALSE;
2147 LPWSTR reordered_str = (LPWSTR)str;
2148 WORD *glyphs = NULL;
2149 UINT align = GetTextAlign( hdc );
2150 DWORD layout = GetLayout( hdc );
2151 POINT pt;
2152 TEXTMETRICW tm;
2153 LOGFONTW lf;
2154 double cosEsc, sinEsc;
2155 INT char_extra;
2156 SIZE sz;
2157 RECT rc;
2158 POINT *deltas = NULL, width = {0, 0};
2159 DWORD type;
2160 DC * dc = get_dc_ptr( hdc );
2161 PHYSDEV physdev;
2162 INT breakRem;
2163 static int quietfixme = 0;
2164
2165 if (!dc) return FALSE;
2166
2167 breakRem = dc->breakRem;
2168
2169 if (quietfixme == 0 && flags & (ETO_NUMERICSLOCAL | ETO_NUMERICSLATIN))
2170 {
2171 FIXME("flags ETO_NUMERICSLOCAL | ETO_NUMERICSLATIN unimplemented\n");
2172 quietfixme = 1;
2173 }
2174
2175 update_dc( dc );
2176 physdev = GET_DC_PHYSDEV( dc, pExtTextOut );
2177 type = GetObjectType(hdc);
2178 if(type == OBJ_METADC || type == OBJ_ENHMETADC)
2179 {
2180 ret = physdev->funcs->pExtTextOut( physdev, x, y, flags, lprect, str, count, lpDx );
2181 release_dc_ptr( dc );
2182 return ret;
2183 }
2184
2185 if (flags & ETO_RTLREADING) align |= TA_RTLREADING;
2186 if (layout & LAYOUT_RTL)
2187 {
2188 if ((align & TA_CENTER) != TA_CENTER) align ^= TA_RIGHT;
2189 align ^= TA_RTLREADING;
2190 }
2191
2192 if( !(flags & (ETO_GLYPH_INDEX | ETO_IGNORELANGUAGE)) && count > 0 )
2193 {
2194 INT cGlyphs;
2195 reordered_str = HeapAlloc(GetProcessHeap(), 0, count*sizeof(WCHAR));
2196
2197 BIDI_Reorder( hdc, str, count, GCP_REORDER,
2198 (align & TA_RTLREADING) ? WINE_GCPW_FORCE_RTL : WINE_GCPW_FORCE_LTR,
2199 reordered_str, count, NULL, &glyphs, &cGlyphs);
2200
2201 flags |= ETO_IGNORELANGUAGE;
2202 if (glyphs)
2203 {
2204 flags |= ETO_GLYPH_INDEX;
2205 if (cGlyphs != count)
2206 count = cGlyphs;
2207 }
2208 }
2209 else if(flags & ETO_GLYPH_INDEX)
2210 glyphs = reordered_str;
2211
2212 TRACE("%p, %d, %d, %08x, %s, %s, %d, %p)\n", hdc, x, y, flags,
2213 wine_dbgstr_rect(lprect), debugstr_wn(str, count), count, lpDx);
2214 TRACE("align = %x bkmode = %x mapmode = %x\n", align, GetBkMode(hdc), GetMapMode(hdc));
2215
2216 if(align & TA_UPDATECP)
2217 {
2218 GetCurrentPositionEx( hdc, &pt );
2219 x = pt.x;
2220 y = pt.y;
2221 }
2222
2223 GetTextMetricsW(hdc, &tm);
2224 GetObjectW(GetCurrentObject(hdc, OBJ_FONT), sizeof(lf), &lf);
2225
2226 if(!(tm.tmPitchAndFamily & TMPF_VECTOR)) /* Non-scalable fonts shouldn't be rotated */
2227 lf.lfEscapement = 0;
2228
2229 if ((dc->GraphicsMode == GM_COMPATIBLE) &&
2230 (dc->vport2WorldValid && dc->xformWorld2Vport.eM11 * dc->xformWorld2Vport.eM22 < 0))
2231 {
2232 lf.lfEscapement = -lf.lfEscapement;
2233 }
2234
2235 if(lf.lfEscapement != 0)
2236 {
2237 cosEsc = cos(lf.lfEscapement * M_PI / 1800);
2238 sinEsc = sin(lf.lfEscapement * M_PI / 1800);
2239 }
2240 else
2241 {
2242 cosEsc = 1;
2243 sinEsc = 0;
2244 }
2245
2246 if (lprect)
2247 {
2248 rc = *lprect;
2249 LPtoDP(hdc, (POINT*)&rc, 2);
2250 order_rect( &rc );
2251 if (flags & ETO_OPAQUE)
2252 physdev->funcs->pExtTextOut( physdev, 0, 0, ETO_OPAQUE, &rc, NULL, 0, NULL );
2253 }
2254 else flags &= ~ETO_CLIPPED;
2255
2256 if(count == 0)
2257 {
2258 ret = TRUE;
2259 goto done;
2260 }
2261
2262 pt.x = x;
2263 pt.y = y;
2264 LPtoDP(hdc, &pt, 1);
2265 x = pt.x;
2266 y = pt.y;
2267
2268 char_extra = GetTextCharacterExtra(hdc);
2269 if (char_extra && lpDx && GetDeviceCaps( hdc, TECHNOLOGY ) == DT_RASPRINTER)
2270 char_extra = 0; /* Printer drivers don't add char_extra if lpDx is supplied */
2271
2272 if(char_extra || dc->breakExtra || breakRem || lpDx || lf.lfEscapement != 0)
2273 {
2274 UINT i;
2275 POINT total = {0, 0}, desired[2];
2276
2277 deltas = HeapAlloc(GetProcessHeap(), 0, count * sizeof(*deltas));
2278 if (lpDx)
2279 {
2280 if (flags & ETO_PDY)
2281 {
2282 for (i = 0; i < count; i++)
2283 {
2284 deltas[i].x = lpDx[i * 2] + char_extra;
2285 deltas[i].y = -lpDx[i * 2 + 1];
2286 }
2287 }
2288 else
2289 {
2290 for (i = 0; i < count; i++)
2291 {
2292 deltas[i].x = lpDx[i] + char_extra;
2293 deltas[i].y = 0;
2294 }
2295 }
2296 }
2297 else
2298 {
2299 INT *dx = HeapAlloc( GetProcessHeap(), 0, count * sizeof(*dx) );
2300
2301 if (flags & ETO_GLYPH_INDEX)
2302 GetTextExtentExPointI( hdc, glyphs, count, -1, NULL, dx, &sz );
2303 else
2304 GetTextExtentExPointW( hdc, reordered_str, count, -1, NULL, dx, &sz );
2305
2306 deltas[0].x = dx[0];
2307 deltas[0].y = 0;
2308 for (i = 1; i < count; i++)
2309 {
2310 deltas[i].x = dx[i] - dx[i - 1];
2311 deltas[i].y = 0;
2312 }
2313 HeapFree( GetProcessHeap(), 0, dx );
2314 }
2315
2316 for(i = 0; i < count; i++)
2317 {
2318 total.x += deltas[i].x;
2319 total.y += deltas[i].y;
2320
2321 desired[0].x = desired[0].y = 0;
2322
2323 desired[1].x = cosEsc * total.x + sinEsc * total.y;
2324 desired[1].y = -sinEsc * total.x + cosEsc * total.y;
2325
2326 LPtoDP(hdc, desired, 2);
2327 desired[1].x -= desired[0].x;
2328 desired[1].y -= desired[0].y;
2329
2330 if (dc->GraphicsMode == GM_COMPATIBLE)
2331 {
2332 if (dc->vport2WorldValid && dc->xformWorld2Vport.eM11 < 0)
2333 desired[1].x = -desired[1].x;
2334 if (dc->vport2WorldValid && dc->xformWorld2Vport.eM22 < 0)
2335 desired[1].y = -desired[1].y;
2336 }
2337
2338 deltas[i].x = desired[1].x - width.x;
2339 deltas[i].y = desired[1].y - width.y;
2340
2341 width = desired[1];
2342 }
2343 flags |= ETO_PDY;
2344 }
2345 else
2346 {
2347 POINT desired[2];
2348
2349 if(flags & ETO_GLYPH_INDEX)
2350 GetTextExtentPointI(hdc, glyphs, count, &sz);
2351 else
2352 GetTextExtentPointW(hdc, reordered_str, count, &sz);
2353 desired[0].x = desired[0].y = 0;
2354 desired[1].x = sz.cx;
2355 desired[1].y = 0;
2356 LPtoDP(hdc, desired, 2);
2357 desired[1].x -= desired[0].x;
2358 desired[1].y -= desired[0].y;
2359
2360 if (dc->GraphicsMode == GM_COMPATIBLE)
2361 {
2362 if (dc->vport2WorldValid && dc->xformWorld2Vport.eM11 < 0)
2363 desired[1].x = -desired[1].x;
2364 if (dc->vport2WorldValid && dc->xformWorld2Vport.eM22 < 0)
2365 desired[1].y = -desired[1].y;
2366 }
2367 width = desired[1];
2368 }
2369
2370 tm.tmAscent = abs(INTERNAL_YWSTODS(dc, tm.tmAscent));
2371 tm.tmDescent = abs(INTERNAL_YWSTODS(dc, tm.tmDescent));
2372 switch( align & (TA_LEFT | TA_RIGHT | TA_CENTER) )
2373 {
2374 case TA_LEFT:
2375 if (align & TA_UPDATECP)
2376 {
2377 pt.x = x + width.x;
2378 pt.y = y + width.y;
2379 DPtoLP(hdc, &pt, 1);
2380 MoveToEx(hdc, pt.x, pt.y, NULL);
2381 }
2382 break;
2383
2384 case TA_CENTER:
2385 x -= width.x / 2;
2386 y -= width.y / 2;
2387 break;
2388
2389 case TA_RIGHT:
2390 x -= width.x;
2391 y -= width.y;
2392 if (align & TA_UPDATECP)
2393 {
2394 pt.x = x;
2395 pt.y = y;
2396 DPtoLP(hdc, &pt, 1);
2397 MoveToEx(hdc, pt.x, pt.y, NULL);
2398 }
2399 break;
2400 }
2401
2402 switch( align & (TA_TOP | TA_BOTTOM | TA_BASELINE) )
2403 {
2404 case TA_TOP:
2405 y += tm.tmAscent * cosEsc;
2406 x += tm.tmAscent * sinEsc;
2407 break;
2408
2409 case TA_BOTTOM:
2410 y -= tm.tmDescent * cosEsc;
2411 x -= tm.tmDescent * sinEsc;
2412 break;
2413
2414 case TA_BASELINE:
2415 break;
2416 }
2417
2418 if (GetBkMode(hdc) != TRANSPARENT)
2419 {
2420 if(!((flags & ETO_CLIPPED) && (flags & ETO_OPAQUE)))
2421 {
2422 if(!(flags & ETO_OPAQUE) || !lprect ||
2423 x < rc.left || x + width.x >= rc.right ||
2424 y - tm.tmAscent < rc.top || y + tm.tmDescent >= rc.bottom)
2425 {
2426 RECT text_box;
2427 text_box.left = x;
2428 text_box.right = x + width.x;
2429 text_box.top = y - tm.tmAscent;
2430 text_box.bottom = y + tm.tmDescent;
2431
2432 if (flags & ETO_CLIPPED) intersect_rect( &text_box, &text_box, &rc );
2433 if (!is_rect_empty( &text_box ))
2434 physdev->funcs->pExtTextOut( physdev, 0, 0, ETO_OPAQUE, &text_box, NULL, 0, NULL );
2435 }
2436 }
2437 }
2438
2439 ret = physdev->funcs->pExtTextOut( physdev, x, y, (flags & ~ETO_OPAQUE), &rc,
2440 glyphs ? glyphs : reordered_str, count, (INT*)deltas );
2441
2442 done:
2443 HeapFree(GetProcessHeap(), 0, deltas);
2444 if(glyphs != reordered_str)
2445 HeapFree(GetProcessHeap(), 0, glyphs);
2446 if(reordered_str != str)
2447 HeapFree(GetProcessHeap(), 0, reordered_str);
2448
2449 release_dc_ptr( dc );
2450
2451 if (ret && (lf.lfUnderline || lf.lfStrikeOut))
2452 {
2453 int underlinePos, strikeoutPos;
2454 int underlineWidth, strikeoutWidth;
2455 UINT size = GetOutlineTextMetricsW(hdc, 0, NULL);
2456 OUTLINETEXTMETRICW* otm = NULL;
2457 POINT pts[5];
2458 HPEN hpen = SelectObject(hdc, GetStockObject(NULL_PEN));
2459 HBRUSH hbrush = CreateSolidBrush(GetTextColor(hdc));
2460
2461 hbrush = SelectObject(hdc, hbrush);
2462
2463 if(!size)
2464 {
2465 underlinePos = 0;
2466 underlineWidth = tm.tmAscent / 20 + 1;
2467 strikeoutPos = tm.tmAscent / 2;
2468 strikeoutWidth = underlineWidth;
2469 }
2470 else
2471 {
2472 otm = HeapAlloc(GetProcessHeap(), 0, size);
2473 GetOutlineTextMetricsW(hdc, size, otm);
2474 underlinePos = abs( INTERNAL_YWSTODS( dc, otm->otmsUnderscorePosition ));
2475 if (otm->otmsUnderscorePosition < 0) underlinePos = -underlinePos;
2476 underlineWidth = abs( INTERNAL_YWSTODS( dc, otm->otmsUnderscoreSize ));
2477 if (otm->otmsUnderscoreSize < 0) underlineWidth = -underlineWidth;
2478 strikeoutPos = abs( INTERNAL_YWSTODS( dc, otm->otmsStrikeoutPosition ));
2479 if (otm->otmsStrikeoutPosition < 0) strikeoutPos = -strikeoutPos;
2480 strikeoutWidth = abs( INTERNAL_YWSTODS( dc, otm->otmsStrikeoutSize ));
2481 HeapFree(GetProcessHeap(), 0, otm);
2482 }
2483
2484
2485 if (lf.lfUnderline)
2486 {
2487 pts[0].x = x - (underlinePos + underlineWidth / 2) * sinEsc;
2488 pts[0].y = y - (underlinePos + underlineWidth / 2) * cosEsc;
2489 pts[1].x = x + width.x - (underlinePos + underlineWidth / 2) * sinEsc;
2490 pts[1].y = y + width.y - (underlinePos + underlineWidth / 2) * cosEsc;
2491 pts[2].x = pts[1].x + underlineWidth * sinEsc;
2492 pts[2].y = pts[1].y + underlineWidth * cosEsc;
2493 pts[3].x = pts[0].x + underlineWidth * sinEsc;
2494 pts[3].y = pts[0].y + underlineWidth * cosEsc;
2495 pts[4].x = pts[0].x;
2496 pts[4].y = pts[0].y;
2497 DPtoLP(hdc, pts, 5);
2498 Polygon(hdc, pts, 5);
2499 }
2500
2501 if (lf.lfStrikeOut)
2502 {
2503 pts[0].x = x - (strikeoutPos + strikeoutWidth / 2) * sinEsc;
2504 pts[0].y = y - (strikeoutPos + strikeoutWidth / 2) * cosEsc;
2505 pts[1].x = x + width.x - (strikeoutPos + strikeoutWidth / 2) * sinEsc;
2506 pts[1].y = y + width.y - (strikeoutPos + strikeoutWidth / 2) * cosEsc;
2507 pts[2].x = pts[1].x + strikeoutWidth * sinEsc;
2508 pts[2].y = pts[1].y + strikeoutWidth * cosEsc;
2509 pts[3].x = pts[0].x + strikeoutWidth * sinEsc;
2510 pts[3].y = pts[0].y + strikeoutWidth * cosEsc;
2511 pts[4].x = pts[0].x;
2512 pts[4].y = pts[0].y;
2513 DPtoLP(hdc, pts, 5);
2514 Polygon(hdc, pts, 5);
2515 }
2516
2517 SelectObject(hdc, hpen);
2518 hbrush = SelectObject(hdc, hbrush);
2519 DeleteObject(hbrush);
2520 }
2521
2522 return ret;
2523 }
2524
2525
2526 /***********************************************************************
2527 * TextOutA (GDI32.@)
2528 */
2529 BOOL WINAPI TextOutA( HDC hdc, INT x, INT y, LPCSTR str, INT count )
2530 {
2531 return ExtTextOutA( hdc, x, y, 0, NULL, str, count, NULL );
2532 }
2533
2534
2535 /***********************************************************************
2536 * TextOutW (GDI32.@)
2537 */
2538 BOOL WINAPI TextOutW(HDC hdc, INT x, INT y, LPCWSTR str, INT count)
2539 {
2540 return ExtTextOutW( hdc, x, y, 0, NULL, str, count, NULL );
2541 }
2542
2543
2544 /***********************************************************************
2545 * PolyTextOutA (GDI32.@)
2546 *
2547 * See PolyTextOutW.
2548 */
2549 BOOL WINAPI PolyTextOutA( HDC hdc, const POLYTEXTA *pptxt, INT cStrings )
2550 {
2551 for (; cStrings>0; cStrings--, pptxt++)
2552 if (!ExtTextOutA( hdc, pptxt->x, pptxt->y, pptxt->uiFlags, &pptxt->rcl, pptxt->lpstr, pptxt->n, pptxt->pdx ))
2553 return FALSE;
2554 return TRUE;
2555 }
2556
2557
2558
2559 /***********************************************************************
2560 * PolyTextOutW (GDI32.@)
2561 *
2562 * Draw several Strings
2563 *
2564 * RETURNS
2565 * TRUE: Success.
2566 * FALSE: Failure.
2567 */
2568 BOOL WINAPI PolyTextOutW( HDC hdc, const POLYTEXTW *pptxt, INT cStrings )
2569 {
2570 for (; cStrings>0; cStrings--, pptxt++)
2571 if (!ExtTextOutW( hdc, pptxt->x, pptxt->y, pptxt->uiFlags, &pptxt->rcl, pptxt->lpstr, pptxt->n, pptxt->pdx ))
2572 return FALSE;
2573 return TRUE;
2574 }
2575
2576
2577 /***********************************************************************
2578 * SetMapperFlags (GDI32.@)
2579 */
2580 DWORD WINAPI SetMapperFlags( HDC hdc, DWORD flags )
2581 {
2582 DC *dc = get_dc_ptr( hdc );
2583 DWORD ret = GDI_ERROR;
2584
2585 if (dc)
2586 {
2587 PHYSDEV physdev = GET_DC_PHYSDEV( dc, pSetMapperFlags );
2588 flags = physdev->funcs->pSetMapperFlags( physdev, flags );
2589 if (flags != GDI_ERROR)
2590 {
2591 ret = dc->mapperFlags;
2592 dc->mapperFlags = flags;
2593 }
2594 release_dc_ptr( dc );
2595 }
2596 return ret;
2597 }
2598
2599 /***********************************************************************
2600 * GetAspectRatioFilterEx (GDI32.@)
2601 */
2602 BOOL WINAPI GetAspectRatioFilterEx( HDC hdc, LPSIZE pAspectRatio )
2603 {
2604 FIXME("(%p, %p): -- Empty Stub !\n", hdc, pAspectRatio);
2605 return FALSE;
2606 }
2607
2608
2609 /***********************************************************************
2610 * GetCharABCWidthsA (GDI32.@)
2611 *
2612 * See GetCharABCWidthsW.
2613 */
2614 BOOL WINAPI GetCharABCWidthsA(HDC hdc, UINT firstChar, UINT lastChar,
2615 LPABC abc )
2616 {
2617 INT i, wlen;
2618 LPSTR str;
2619 LPWSTR wstr;
2620 BOOL ret = TRUE;
2621
2622 str = FONT_GetCharsByRangeA(hdc, firstChar, lastChar, &i);
2623 if (str == NULL)
2624 return FALSE;
2625
2626 wstr = FONT_mbtowc(hdc, str, i, &wlen, NULL);
2627 if (wstr == NULL)
2628 {
2629 HeapFree(GetProcessHeap(), 0, str);
2630 return FALSE;
2631 }
2632
2633 for(i = 0; i < wlen; i++)
2634 {
2635 if(!GetCharABCWidthsW(hdc, wstr[i], wstr[i], abc))
2636 {
2637 ret = FALSE;
2638 break;
2639 }
2640 abc++;
2641 }
2642
2643 HeapFree(GetProcessHeap(), 0, str);
2644 HeapFree(GetProcessHeap(), 0, wstr);
2645
2646 return ret;
2647 }
2648
2649
2650 /******************************************************************************
2651 * GetCharABCWidthsW [GDI32.@]
2652 *
2653 * Retrieves widths of characters in range.
2654 *
2655 * PARAMS
2656 * hdc [I] Handle of device context
2657 * firstChar [I] First character in range to query
2658 * lastChar [I] Last character in range to query
2659 * abc [O] Address of character-width structure
2660 *
2661 * NOTES
2662 * Only works with TrueType fonts
2663 *
2664 * RETURNS
2665 * Success: TRUE
2666 * Failure: FALSE
2667 */
2668 BOOL WINAPI GetCharABCWidthsW( HDC hdc, UINT firstChar, UINT lastChar,
2669 LPABC abc )
2670 {
2671 DC *dc = get_dc_ptr(hdc);
2672 PHYSDEV dev;
2673 unsigned int i;
2674 BOOL ret;
2675 TEXTMETRICW tm;
2676
2677 if (!dc) return FALSE;
2678
2679 if (!abc)
2680 {
2681 release_dc_ptr( dc );
2682 return FALSE;
2683 }
2684
2685 /* unlike GetCharABCWidthsFloatW, this one is supposed to fail on non-scalable fonts */
2686 dev = GET_DC_PHYSDEV( dc, pGetTextMetrics );
2687 if (!dev->funcs->pGetTextMetrics( dev, &tm ) || !(tm.tmPitchAndFamily & TMPF_VECTOR))
2688 {
2689 release_dc_ptr( dc );
2690 return FALSE;
2691 }
2692
2693 dev = GET_DC_PHYSDEV( dc, pGetCharABCWidths );
2694 ret = dev->funcs->pGetCharABCWidths( dev, firstChar, lastChar, abc );
2695 if (ret)
2696 {
2697 /* convert device units to logical */
2698 for( i = firstChar; i <= lastChar; i++, abc++ ) {
2699 abc->abcA = width_to_LP(dc, abc->abcA);
2700 abc->abcB = width_to_LP(dc, abc->abcB);
2701 abc->abcC = width_to_LP(dc, abc->abcC);
2702 }
2703 }
2704
2705 release_dc_ptr( dc );
2706 return ret;
2707 }
2708
2709
2710 /******************************************************************************
2711 * GetCharABCWidthsI [GDI32.@]
2712 *
2713 * Retrieves widths of characters in range.
2714 *
2715 * PARAMS
2716 * hdc [I] Handle of device context
2717 * firstChar [I] First glyphs in range to query
2718 * count [I] Last glyphs in range to query
2719 * pgi [i] Array of glyphs to query
2720 * abc [O] Address of character-width structure
2721 *
2722 * NOTES
2723 * Only works with TrueType fonts
2724 *
2725 * RETURNS
2726 * Success: TRUE
2727 * Failure: FALSE
2728 */
2729 BOOL WINAPI GetCharABCWidthsI( HDC hdc, UINT firstChar, UINT count,
2730 LPWORD pgi, LPABC abc)
2731 {
2732 DC *dc = get_dc_ptr(hdc);
2733 PHYSDEV dev;
2734 unsigned int i;
2735 BOOL ret;
2736
2737 if (!dc) return FALSE;
2738
2739 if (!abc)
2740 {
2741 release_dc_ptr( dc );
2742 return FALSE;
2743 }
2744
2745 dev = GET_DC_PHYSDEV( dc, pGetCharABCWidthsI );
2746 ret = dev->funcs->pGetCharABCWidthsI( dev, firstChar, count, pgi, abc );
2747 if (ret)
2748 {
2749 /* convert device units to logical */
2750 for( i = 0; i < count; i++, abc++ ) {
2751 abc->abcA = width_to_LP(dc, abc->abcA);
2752 abc->abcB = width_to_LP(dc, abc->abcB);
2753 abc->abcC = width_to_LP(dc, abc->abcC);
2754 }
2755 }
2756
2757 release_dc_ptr( dc );
2758 return ret;
2759 }
2760
2761
2762 /***********************************************************************
2763 * GetGlyphOutlineA (GDI32.@)
2764 */
2765 DWORD WINAPI GetGlyphOutlineA( HDC hdc, UINT uChar, UINT fuFormat,
2766 LPGLYPHMETRICS lpgm, DWORD cbBuffer,
2767 LPVOID lpBuffer, const MAT2 *lpmat2 )
2768 {
2769 if (!lpmat2) return GDI_ERROR;
2770
2771 if(!(fuFormat & GGO_GLYPH_INDEX)) {
2772 UINT cp;
2773 int len;
2774 char mbchs[2];
2775
2776 cp = GdiGetCodePage(hdc);
2777 if (IsDBCSLeadByteEx(cp, uChar >> 8)) {
2778 len = 2;
2779 mbchs[0] = (uChar & 0xff00) >> 8;
2780 mbchs[1] = (uChar & 0xff);
2781 } else {
2782 len = 1;
2783 mbchs[0] = (uChar & 0xff);
2784 }
2785 uChar = 0;
2786 MultiByteToWideChar(cp, 0, mbchs, len, (LPWSTR)&uChar, 1);
2787 }
2788
2789 return GetGlyphOutlineW(hdc, uChar, fuFormat, lpgm, cbBuffer, lpBuffer,
2790 lpmat2);
2791 }
2792
2793 /***********************************************************************
2794 * GetGlyphOutlineW (GDI32.@)
2795 */
2796 DWORD WINAPI GetGlyphOutlineW( HDC hdc, UINT uChar, UINT fuFormat,
2797 LPGLYPHMETRICS lpgm, DWORD cbBuffer,
2798 LPVOID lpBuffer, const MAT2 *lpmat2 )
2799 {
2800 DC *dc;
2801 DWORD ret;
2802 PHYSDEV dev;
2803
2804 TRACE("(%p, %04x, %04x, %p, %d, %p, %p)\n",
2805 hdc, uChar, fuFormat, lpgm, cbBuffer, lpBuffer, lpmat2 );
2806
2807 if (!lpmat2) return GDI_ERROR;
2808
2809 dc = get_dc_ptr(hdc);
2810 if(!dc) return GDI_ERROR;
2811
2812 dev = GET_DC_PHYSDEV( dc, pGetGlyphOutline );
2813 ret = dev->funcs->pGetGlyphOutline( dev, uChar, fuFormat, lpgm, cbBuffer, lpBuffer, lpmat2 );
2814 release_dc_ptr( dc );
2815 return ret;
2816 }
2817
2818
2819 /***********************************************************************
2820 * CreateScalableFontResourceA (GDI32.@)
2821 */
2822 BOOL WINAPI CreateScalableFontResourceA( DWORD fHidden,
2823 LPCSTR lpszResourceFile,
2824 LPCSTR lpszFontFile,
2825 LPCSTR lpszCurrentPath )
2826 {
2827 LPWSTR lpszResourceFileW = NULL;
2828 LPWSTR lpszFontFileW = NULL;
2829 LPWSTR lpszCurrentPathW = NULL;
2830 int len;
2831 BOOL ret;
2832
2833 if (lpszResourceFile)
2834 {
2835 len = MultiByteToWideChar(CP_ACP, 0, lpszResourceFile, -1, NULL, 0);
2836 lpszResourceFileW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
2837 MultiByteToWideChar(CP_ACP, 0, lpszResourceFile, -1, lpszResourceFileW, len);
2838 }
2839
2840 if (lpszFontFile)
2841 {
2842 len = MultiByteToWideChar(CP_ACP, 0, lpszFontFile, -1, NULL, 0);
2843 lpszFontFileW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
2844 MultiByteToWideChar(CP_ACP, 0, lpszFontFile, -1, lpszFontFileW, len);
2845 }
2846
2847 if (lpszCurrentPath)
2848 {
2849 len = MultiByteToWideChar(CP_ACP, 0, lpszCurrentPath, -1, NULL, 0);
2850 lpszCurrentPathW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
2851 MultiByteToWideChar(CP_ACP, 0, lpszCurrentPath, -1, lpszCurrentPathW, len);
2852 }
2853
2854 ret = CreateScalableFontResourceW(fHidden, lpszResourceFileW,
2855 lpszFontFileW, lpszCurrentPathW);
2856
2857 HeapFree(GetProcessHeap(), 0, lpszResourceFileW);
2858 HeapFree(GetProcessHeap(), 0, lpszFontFileW);
2859 HeapFree(GetProcessHeap(), 0, lpszCurrentPathW);
2860
2861 return ret;
2862 }
2863
2864 /***********************************************************************
2865 * CreateScalableFontResourceW (GDI32.@)
2866 */
2867 BOOL WINAPI CreateScalableFontResourceW( DWORD hidden, LPCWSTR resource_file,
2868 LPCWSTR font_file, LPCWSTR font_path )
2869 {
2870 TRACE("(%d, %s, %s, %s)\n", hidden, debugstr_w(resource_file),
2871 debugstr_w(font_file), debugstr_w(font_path) );
2872
2873 return WineEngCreateScalableFontResource( hidden, resource_file,
2874 font_file, font_path );
2875 }
2876
2877 /*************************************************************************
2878 * GetKerningPairsA (GDI32.@)
2879 */
2880 DWORD WINAPI GetKerningPairsA( HDC hDC, DWORD cPairs,
2881 LPKERNINGPAIR kern_pairA )
2882 {
2883 UINT cp;
2884 CPINFO cpi;
2885 DWORD i, total_kern_pairs, kern_pairs_copied = 0;
2886 KERNINGPAIR *kern_pairW;
2887
2888 if (!cPairs && kern_pairA)
2889 {
2890 SetLastError(ERROR_INVALID_PARAMETER);
2891 return 0;
2892 }
2893
2894 cp = GdiGetCodePage(hDC);
2895
2896 /* GetCPInfo() will fail on CP_SYMBOL, and WideCharToMultiByte is supposed
2897 * to fail on an invalid character for CP_SYMBOL.
2898 */
2899 cpi.DefaultChar[0] = 0;
2900 if (cp != CP_SYMBOL && !GetCPInfo(cp, &cpi))
2901 {
2902 FIXME("Can't find codepage %u info\n", cp);
2903 return 0;
2904 }
2905
2906 total_kern_pairs = GetKerningPairsW(hDC, 0, NULL);
2907 if (!total_kern_pairs) return 0;
2908
2909 kern_pairW = HeapAlloc(GetProcessHeap(), 0, total_kern_pairs * sizeof(*kern_pairW));
2910 GetKerningPairsW(hDC, total_kern_pairs, kern_pairW);
2911
2912 for (i = 0; i < total_kern_pairs; i++)
2913 {
2914 char first, second;
2915
2916 if (!WideCharToMultiByte(cp, 0, &kern_pairW[i].wFirst, 1, &first, 1, NULL, NULL))
2917 continue;
2918
2919 if (!WideCharToMultiByte(cp, 0, &kern_pairW[i].wSecond, 1, &second, 1, NULL, NULL))
2920 continue;
2921
2922 if (first == cpi.DefaultChar[0] || second == cpi.DefaultChar[0])
2923 continue;
2924
2925 if (kern_pairA)
2926 {
2927 if (kern_pairs_copied >= cPairs) break;
2928
2929 kern_pairA->wFirst = (BYTE)first;
2930 kern_pairA->wSecond = (BYTE)second;
2931 kern_pairA->iKernAmount = kern_pairW[i].iKernAmount;
2932 kern_pairA++;
2933 }
2934 kern_pairs_copied++;
2935 }
2936
2937 HeapFree(GetProcessHeap(), 0, kern_pairW);
2938
2939 return kern_pairs_copied;
2940 }
2941
2942 /*************************************************************************
2943 * GetKerningPairsW (GDI32.@)
2944 */
2945 DWORD WINAPI GetKerningPairsW( HDC hDC, DWORD cPairs,
2946 LPKERNINGPAIR lpKerningPairs )
2947 {
2948 DC *dc;
2949 DWORD ret;
2950 PHYSDEV dev;
2951
2952 TRACE("(%p,%d,%p)\n", hDC, cPairs, lpKerningPairs);
2953
2954 if (!cPairs && lpKerningPairs)
2955 {
2956 SetLastError(ERROR_INVALID_PARAMETER);
2957 return 0;
2958 }
2959
2960 dc = get_dc_ptr(hDC);
2961 if (!dc) return 0;
2962
2963 dev = GET_DC_PHYSDEV( dc, pGetKerningPairs );
2964 ret = dev->funcs->pGetKerningPairs( dev, cPairs, lpKerningPairs );
2965 release_dc_ptr( dc );
2966 return ret;
2967 }
2968
2969 /*************************************************************************
2970 * TranslateCharsetInfo [GDI32.@]
2971 *
2972 * Fills a CHARSETINFO structure for a character set, code page, or
2973 * font. This allows making the correspondence between different labels
2974 * (character set, Windows, ANSI, and OEM codepages, and Unicode ranges)
2975 * of the same encoding.
2976 *
2977 * Only one codepage will be set in lpCs->fs. If TCI_SRCFONTSIG is used,
2978 * only one codepage should be set in *lpSrc.
2979 *
2980 * RETURNS
2981 * TRUE on success, FALSE on failure.
2982 *
2983 */
2984 BOOL WINAPI TranslateCharsetInfo(
2985 LPDWORD lpSrc, /* [in]
2986 if flags == TCI_SRCFONTSIG: pointer to fsCsb of a FONTSIGNATURE
2987 if flags == TCI_SRCCHARSET: a character set value
2988 if flags == TCI_SRCCODEPAGE: a code page value
2989 */
2990 LPCHARSETINFO lpCs, /* [out] structure to receive charset information */
2991 DWORD flags /* [in] determines interpretation of lpSrc */)
2992 {
2993 int index = 0;
2994 switch (flags) {
2995 case TCI_SRCFONTSIG:
2996 while (index < MAXTCIINDEX && !(*lpSrc>>index & 0x0001)) index++;
2997 break;
2998 case TCI_SRCCODEPAGE:
2999 while (index < MAXTCIINDEX && PtrToUlong(lpSrc) != FONT_tci[index].ciACP) index++;
3000 break;
3001 case TCI_SRCCHARSET:
3002 while (index < MAXTCIINDEX && PtrToUlong(lpSrc) != FONT_tci[index].ciCharset) index++;
3003 break;
3004 default:
3005 return FALSE;
3006 }
3007 if (index >= MAXTCIINDEX || FONT_tci[index].ciCharset == DEFAULT_CHARSET) return FALSE;
3008 *lpCs = FONT_tci[index];
3009 return TRUE;
3010 }
3011
3012 /*************************************************************************
3013 * GetFontLanguageInfo (GDI32.@)
3014 */
3015 DWORD WINAPI GetFontLanguageInfo(HDC hdc)
3016 {
3017 FONTSIGNATURE fontsig;
3018 static const DWORD GCP_DBCS_MASK=FS_JISJAPAN|FS_CHINESESIMP|FS_WANSUNG|FS_CHINESETRAD|FS_JOHAB,
3019 GCP_DIACRITIC_MASK=0x00000000,
3020 FLI_GLYPHS_MASK=0x00000000,
3021 GCP_GLYPHSHAPE_MASK=FS_ARABIC,
3022 GCP_KASHIDA_MASK=0x00000000,
3023 GCP_LIGATE_MASK=0x00000000,
3024 GCP_USEKERNING_MASK=0x00000000,
3025 GCP_REORDER_MASK=FS_HEBREW|FS_ARABIC;
3026
3027 DWORD result=0;
3028
3029 GetTextCharsetInfo( hdc, &fontsig, 0 );
3030 /* We detect each flag we return using a bitmask on the Codepage Bitfields */
3031
3032 if( (fontsig.fsCsb[0]&GCP_DBCS_MASK)!=0 )
3033 result|=GCP_DBCS;
3034
3035 if( (fontsig.fsCsb[0]&GCP_DIACRITIC_MASK)!=0 )
3036 result|=GCP_DIACRITIC;
3037
3038 if( (fontsig.fsCsb[0]&FLI_GLYPHS_MASK)!=0 )
3039 result|=FLI_GLYPHS;
3040
3041 if( (fontsig.fsCsb[0]&GCP_GLYPHSHAPE_MASK)!=0 )
3042 result|=GCP_GLYPHSHAPE;
3043
3044 if( (fontsig.fsCsb[0]&GCP_KASHIDA_MASK)!=0 )
3045 result|=GCP_KASHIDA;
3046
3047 if( (fontsig.fsCsb[0]&GCP_LIGATE_MASK)!=0 )
3048 result|=GCP_LIGATE;
3049
3050 if( (fontsig.fsCsb[0]&GCP_USEKERNING_MASK)!=0 )
3051 result|=GCP_USEKERNING;
3052
3053 /* this might need a test for a HEBREW- or ARABIC_CHARSET as well */
3054 if( GetTextAlign( hdc) & TA_RTLREADING )
3055 if( (fontsig.fsCsb[0]&GCP_REORDER_MASK)!=0 )
3056 result|=GCP_REORDER;
3057
3058 return result;
3059 }
3060
3061
3062 /*************************************************************************
3063 * GetFontData [GDI32.@]
3064 *
3065 * Retrieve data for TrueType font.
3066 *
3067 * RETURNS
3068 *
3069 * success: Number of bytes returned
3070 * failure: GDI_ERROR
3071 *
3072 * NOTES
3073 *
3074 * Calls SetLastError()
3075 *
3076 */
3077 DWORD WINAPI GetFontData(HDC hdc, DWORD table, DWORD offset,
3078 LPVOID buffer, DWORD length)
3079 {
3080 DC *dc = get_dc_ptr(hdc);
3081 PHYSDEV dev;
3082 DWORD ret;
3083
3084 if(!dc) return GDI_ERROR;
3085
3086 dev = GET_DC_PHYSDEV( dc, pGetFontData );
3087 ret = dev->funcs->pGetFontData( dev, table, offset, buffer, length );
3088 release_dc_ptr( dc );
3089 return ret;
3090 }
3091
3092 /*************************************************************************
3093 * GetGlyphIndicesA [GDI32.@]
3094 */
3095 DWORD WINAPI GetGlyphIndicesA(HDC hdc, LPCSTR lpstr, INT count,
3096 LPWORD pgi, DWORD flags)
3097 {
3098 DWORD ret;
3099 WCHAR *lpstrW;
3100 INT countW;
3101
3102 TRACE("(%p, %s, %d, %p, 0x%x)\n",
3103 hdc, debugstr_an(lpstr, count), count, pgi, flags);
3104
3105 lpstrW = FONT_mbtowc(hdc, lpstr, count, &countW, NULL);
3106 ret = GetGlyphIndicesW(hdc, lpstrW, countW, pgi, flags);
3107 HeapFree(GetProcessHeap(), 0, lpstrW);
3108
3109 return ret;
3110 }
3111
3112 /*************************************************************************
3113 * GetGlyphIndicesW [GDI32.@]
3114 */
3115 DWORD WINAPI GetGlyphIndicesW(HDC hdc, LPCWSTR lpstr, INT count,
3116 LPWORD pgi, DWORD flags)
3117 {
3118 DC *dc = get_dc_ptr(hdc);
3119 PHYSDEV dev;
3120 DWORD ret;
3121
3122 TRACE("(%p, %s, %d, %p, 0x%x)\n",
3123 hdc, debugstr_wn(lpstr, count), count, pgi, flags);
3124
3125 if(!dc) return GDI_ERROR;
3126
3127 dev = GET_DC_PHYSDEV( dc, pGetGlyphIndices );
3128 ret = dev->funcs->pGetGlyphIndices( dev, lpstr, count, pgi, flags );
3129 release_dc_ptr( dc );
3130 return ret;
3131 }
3132
3133 /*************************************************************************
3134 * GetCharacterPlacementA [GDI32.@]
3135 *
3136 * See GetCharacterPlacementW.
3137 *
3138 * NOTES:
3139 * the web browser control of ie4 calls this with dwFlags=0
3140 */
3141 DWORD WINAPI
3142 GetCharacterPlacementA(HDC hdc, LPCSTR lpString, INT uCount,
3143 INT nMaxExtent, GCP_RESULTSA *lpResults,
3144 DWORD dwFlags)
3145 {
3146 WCHAR *lpStringW;
3147 INT uCountW;
3148 GCP_RESULTSW resultsW;
3149 DWORD ret;
3150 UINT font_cp;
3151
3152 TRACE("%s, %d, %d, 0x%08x\n",
3153 debugstr_an(lpString, uCount), uCount, nMaxExtent, dwFlags);
3154
3155 /* both structs are equal in size */
3156 memcpy(&resultsW, lpResults, sizeof(resultsW));
3157
3158 lpStringW = FONT_mbtowc(hdc, lpString, uCount, &uCountW, &font_cp);
3159 if(lpResults->lpOutString)
3160 resultsW.lpOutString = HeapAlloc(GetProcessHeap(), 0, sizeof(WCHAR)*uCountW);
3161
3162 ret = GetCharacterPlacementW(hdc, lpStringW, uCountW, nMaxExtent, &resultsW, dwFlags);
3163
3164 lpResults->nGlyphs = resultsW.nGlyphs;
3165 lpResults->nMaxFit = resultsW.nMaxFit;
3166
3167 if(lpResults->lpOutString) {
3168 WideCharToMultiByte(font_cp, 0, resultsW.lpOutString, uCountW,
3169 lpResults->lpOutString, uCount, NULL, NULL );
3170 }
3171
3172 HeapFree(GetProcessHeap(), 0, lpStringW);
3173 HeapFree(GetProcessHeap(), 0, resultsW.lpOutString);
3174
3175 return ret;
3176 }
3177
3178 /*************************************************************************
3179 * GetCharacterPlacementW [GDI32.@]
3180 *
3181 * Retrieve information about a string. This includes the width, reordering,
3182 * Glyphing and so on.
3183 *
3184 * RETURNS
3185 *
3186 * The width and height of the string if successful, 0 if failed.
3187 *
3188 * BUGS
3189 *
3190 * All flags except GCP_REORDER are not yet implemented.
3191 * Reordering is not 100% compliant to the Windows BiDi method.
3192 * Caret positioning is not yet implemented for BiDi.
3193 * Classes are not yet implemented.
3194 *
3195 */
3196 DWORD WINAPI
3197 GetCharacterPlacementW(
3198 HDC hdc, /* [in] Device context for which the rendering is to be done */
3199 LPCWSTR lpString, /* [in] The string for which information is to be returned */
3200 INT uCount, /* [in] Number of WORDS in string. */
3201 INT nMaxExtent, /* [in] Maximum extent the string is to take (in HDC logical units) */
3202 GCP_RESULTSW *lpResults, /* [in/out] A pointer to a GCP_RESULTSW struct */
3203 DWORD dwFlags /* [in] Flags specifying how to process the string */
3204 )
3205 {
3206 DWORD ret=0;
3207 SIZE size;
3208 UINT i, nSet;
3209
3210 TRACE("%s, %d, %d, 0x%08x\n",
3211 debugstr_wn(lpString, uCount), uCount, nMaxExtent, dwFlags);
3212
3213 TRACE("lStructSize=%d, lpOutString=%p, lpOrder=%p, lpDx=%p, lpCaretPos=%p\n"
3214 "lpClass=%p, lpGlyphs=%p, nGlyphs=%u, nMaxFit=%d\n",
3215 lpResults->lStructSize, lpResults->lpOutString, lpResults->lpOrder,
3216 lpResults->lpDx, lpResults->lpCaretPos, lpResults->lpClass,
3217 lpResults->lpGlyphs, lpResults->nGlyphs, lpResults->nMaxFit);
3218
3219 if(dwFlags&(~GCP_REORDER))
3220 FIXME("flags 0x%08x ignored\n", dwFlags);
3221 if(lpResults->lpClass)
3222 FIXME("classes not implemented\n");
3223 if (lpResults->lpCaretPos && (dwFlags & GCP_REORDER))
3224 FIXME("Caret positions for complex scripts not implemented\n");
3225
3226 nSet = (UINT)uCount;
3227 if(nSet > lpResults->nGlyphs)
3228 nSet = lpResults->nGlyphs;
3229
3230 /* return number of initialized fields */
3231 lpResults->nGlyphs = nSet;
3232
3233 if((dwFlags&GCP_REORDER)==0 )
3234 {
3235 /* Treat the case where no special handling was requested in a fastpath way */
3236 /* copy will do if the GCP_REORDER flag is not set */
3237 if(lpResults->lpOutString)
3238 memcpy( lpResults->lpOutString, lpString, nSet * sizeof(WCHAR));
3239
3240 if(lpResults->lpOrder)
3241 {
3242 for(i = 0; i < nSet; i++)
3243 lpResults->lpOrder[i] = i;
3244 }
3245 }
3246 else
3247 {
3248 BIDI_Reorder(NULL, lpString, uCount, dwFlags, WINE_GCPW_FORCE_LTR, lpResults->lpOutString,
3249 nSet, lpResults->lpOrder, NULL, NULL );
3250 }
3251
3252 /* FIXME: Will use the placement chars */
3253 if (lpResults->lpDx)
3254 {
3255 int c;
3256 for (i = 0; i < nSet; i++)
3257 {
3258 if (GetCharWidth32W(hdc, lpString[i], lpString[i], &c))
3259 lpResults->lpDx[i]= c;
3260 }
3261 }
3262
3263 if (lpResults->lpCaretPos && !(dwFlags & GCP_REORDER))
3264 {
3265 int pos = 0;
3266
3267 lpResults->lpCaretPos[0] = 0;
3268 for (i = 1; i < nSet; i++)
3269 if (GetTextExtentPoint32W(hdc, &(lpString[i - 1]), 1, &size))
3270 lpResults->lpCaretPos[i] = (pos += size.cx);
3271 }
3272
3273 if(lpResults->lpGlyphs)
3274 GetGlyphIndicesW(hdc, lpString, nSet, lpResults->lpGlyphs, 0);
3275
3276 if (GetTextExtentPoint32W(hdc, lpString, uCount, &size))
3277 ret = MAKELONG(size.cx, size.cy);
3278
3279 return ret;
3280 }
3281
3282 /*************************************************************************
3283 * GetCharABCWidthsFloatA [GDI32.@]
3284 *
3285 * See GetCharABCWidthsFloatW.
3286 */
3287 BOOL WINAPI GetCharABCWidthsFloatA( HDC hdc, UINT first, UINT last, LPABCFLOAT abcf )
3288 {
3289 INT i, wlen;
3290 LPSTR str;
3291 LPWSTR wstr;
3292 BOOL ret = TRUE;
3293
3294 str = FONT_GetCharsByRangeA(hdc, first, last, &i);
3295 if (str == NULL)
3296 return FALSE;
3297
3298 wstr = FONT_mbtowc( hdc, str, i, &wlen, NULL );
3299
3300 for (i = 0; i < wlen; i++)
3301 {
3302 if (!GetCharABCWidthsFloatW( hdc, wstr[i], wstr[i], abcf ))
3303 {
3304 ret = FALSE;
3305 break;
3306 }
3307 abcf++;
3308 }
3309
3310 HeapFree( GetProcessHeap(), 0, str );
3311 HeapFree( GetProcessHeap(), 0, wstr );
3312
3313 return ret;
3314 }
3315
3316 /*************************************************************************
3317 * GetCharABCWidthsFloatW [GDI32.@]
3318 *
3319 * Retrieves widths of a range of characters.
3320 *
3321 * PARAMS
3322 * hdc [I] Handle to device context.
3323 * first [I] First character in range to query.
3324 * last [I] Last character in range to query.
3325 * abcf [O] Array of LPABCFLOAT structures.
3326 *
3327 * RETURNS
3328 * Success: TRUE
3329 * Failure: FALSE
3330 */
3331 BOOL WINAPI GetCharABCWidthsFloatW( HDC hdc, UINT first, UINT last, LPABCFLOAT abcf )
3332 {
3333 UINT i;
3334 ABC *abc;
3335 PHYSDEV dev;
3336 BOOL ret = FALSE;
3337 DC *dc = get_dc_ptr( hdc );
3338
3339 TRACE("%p, %d, %d, %p\n", hdc, first, last, abcf);
3340
3341 if (!dc) return FALSE;
3342
3343 if (!abcf) goto done;
3344 if (!(abc = HeapAlloc( GetProcessHeap(), 0, (last - first + 1) * sizeof(*abc) ))) goto done;
3345
3346 dev = GET_DC_PHYSDEV( dc, pGetCharABCWidths );
3347 ret = dev->funcs->pGetCharABCWidths( dev, first, last, abc );
3348 if (ret)
3349 {
3350 /* convert device units to logical */
3351 FLOAT scale = fabs( dc->xformVport2World.eM11 );
3352 for (i = first; i <= last; i++, abcf++)
3353 {
3354 abcf->abcfA = abc[i - first].abcA * scale;
3355 abcf->abcfB = abc[i - first].abcB * scale;
3356 abcf->abcfC = abc[i - first].abcC * scale;
3357 }
3358 }
3359 HeapFree( GetProcessHeap(), 0, abc );
3360
3361 done:
3362 release_dc_ptr( dc );
3363 return ret;
3364 }
3365
3366 /*************************************************************************
3367 * GetCharWidthFloatA [GDI32.@]
3368 */
3369 BOOL WINAPI GetCharWidthFloatA(HDC hdc, UINT iFirstChar,
3370 UINT iLastChar, PFLOAT pxBuffer)
3371 {
3372 FIXME("%p, %u, %u, %p: stub!\n", hdc, iFirstChar, iLastChar, pxBuffer);
3373 return FALSE;
3374 }
3375
3376 /*************************************************************************
3377 * GetCharWidthFloatW [GDI32.@]
3378 */
3379 BOOL WINAPI GetCharWidthFloatW(HDC hdc, UINT iFirstChar,
3380 UINT iLastChar, PFLOAT pxBuffer)
3381 {
3382 FIXME("%p, %u, %u, %p: stub!\n", hdc, iFirstChar, iLastChar, pxBuffer);
3383 return FALSE;
3384 }
3385
3386
3387 /***********************************************************************
3388 * *
3389 * Font Resource API *
3390 * *
3391 ***********************************************************************/
3392
3393 /***********************************************************************
3394 * AddFontResourceA (GDI32.@)
3395 */
3396 INT WINAPI AddFontResourceA( LPCSTR str )
3397 {
3398 return AddFontResourceExA( str, 0, NULL);
3399 }
3400
3401 /***********************************************************************
3402 * AddFontResourceW (GDI32.@)
3403 */
3404 INT WINAPI AddFontResourceW( LPCWSTR str )
3405 {
3406 return AddFontResourceExW(str, 0, NULL);
3407 }
3408
3409
3410 /***********************************************************************
3411 * AddFontResourceExA (GDI32.@)
3412 */
3413 INT WINAPI AddFontResourceExA( LPCSTR str, DWORD fl, PVOID pdv )
3414 {
3415 DWORD len = MultiByteToWideChar(CP_ACP, 0, str, -1, NULL, 0);
3416 LPWSTR strW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
3417 INT ret;
3418
3419 MultiByteToWideChar(CP_ACP, 0, str, -1, strW, len);
3420 ret = AddFontResourceExW(strW, fl, pdv);
3421 HeapFree(GetProcessHeap(), 0, strW);
3422 return ret;
3423 }
3424
3425 static BOOL CALLBACK load_enumed_resource(HMODULE hModule, LPCWSTR type, LPWSTR name, LONG_PTR lParam)
3426 {
3427 HRSRC rsrc = FindResourceW(hModule, name, type);
3428 HGLOBAL hMem = LoadResource(hModule, rsrc);
3429 LPVOID *pMem = LockResource(hMem);
3430 int *num_total = (int *)lParam;
3431 DWORD num_in_res;
3432
3433 TRACE("Found resource %s - trying to load\n", wine_dbgstr_w(type));
3434 if (!AddFontMemResourceEx(pMem, SizeofResource(hModule, rsrc), NULL, &num_in_res))
3435 {
3436 ERR("Failed to load PE font resource mod=%p ptr=%p\n", hModule, hMem);
3437 return FALSE;
3438 }
3439
3440 *num_total += num_in_res;
3441 return TRUE;
3442 }
3443
3444 static void *map_file( const WCHAR *filename, LARGE_INTEGER *size )
3445 {
3446 HANDLE file, mapping;
3447 void *ptr;
3448
3449 file = CreateFileW( filename, GENERIC_READ, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL );
3450 if (file == INVALID_HANDLE_VALUE) return NULL;
3451
3452 if (!GetFileSizeEx( file, size ) || size->u.HighPart)
3453 {
3454 CloseHandle( file );
3455 return NULL;
3456 }
3457
3458 mapping = CreateFileMappingW( file, NULL, PAGE_READONLY, 0, 0, NULL );
3459 CloseHandle( file );
3460 if (!mapping) return NULL;
3461
3462 ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 0 );
3463 CloseHandle( mapping );
3464
3465 return ptr;
3466 }
3467
3468 static void *find_resource( BYTE *ptr, WORD type, DWORD rsrc_off, DWORD size, DWORD *len )
3469 {
3470 WORD align, type_id, count;
3471 DWORD res_off;
3472
3473 if (size < rsrc_off + 10) return NULL;
3474 align = *(WORD *)(ptr + rsrc_off);
3475 rsrc_off += 2;
3476 type_id = *(WORD *)(ptr + rsrc_off);
3477 while (type_id && type_id != type)
3478 {
3479 count = *(WORD *)(ptr + rsrc_off + 2);
3480 rsrc_off += 8 + count * 12;
3481 if (size < rsrc_off + 8) return NULL;
3482 type_id = *(WORD *)(ptr + rsrc_off);
3483 }
3484 if (!type_id) return NULL;
3485 count = *(WORD *)(ptr + rsrc_off + 2);
3486 if (size < rsrc_off + 8 + count * 12) return NULL;
3487 res_off = *(WORD *)(ptr + rsrc_off + 8) << align;
3488 *len = *(WORD *)(ptr + rsrc_off + 10) << align;
3489 if (size < res_off + *len) return NULL;
3490 return ptr + res_off;
3491 }
3492
3493 static WCHAR *get_scalable_filename( const WCHAR *res, BOOL *hidden )
3494 {
3495 LARGE_INTEGER size;
3496 BYTE *ptr = map_file( res, &size );
3497 const IMAGE_DOS_HEADER *dos;
3498 const IMAGE_OS2_HEADER *ne;
3499 WORD *fontdir;
3500 char *data;
3501 WCHAR *name = NULL;
3502 DWORD len;
3503
3504 if (!ptr) return NULL;
3505
3506 if (size.u.LowPart < sizeof( *dos )) goto fail;
3507 dos = (const IMAGE_DOS_HEADER *)ptr;
3508 if (dos->e_magic != IMAGE_DOS_SIGNATURE) goto fail;
3509 if (size.u.LowPart < dos->e_lfanew + sizeof( *ne )) goto fail;
3510 ne = (const IMAGE_OS2_HEADER *)(ptr + dos->e_lfanew);
3511
3512 fontdir = find_resource( ptr, 0x8007, dos->e_lfanew + ne->ne_rsrctab, size.u.LowPart, &len );
3513 if (!fontdir) goto fail;
3514 *hidden = (fontdir[35] & 0x80) != 0; /* fontdir->dfType */
3515
3516 data = find_resource( ptr, 0x80cc, dos->e_lfanew + ne->ne_rsrctab, size.u.LowPart, &len );
3517 if (!data) goto fail;
3518 if (!memchr( data, 0, len )) goto fail;
3519
3520 len = MultiByteToWideChar( CP_ACP, 0, data, -1, NULL, 0 );
3521 name = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
3522 if (name) MultiByteToWideChar( CP_ACP, 0, data, -1, name, len );
3523
3524 fail:
3525 UnmapViewOfFile( ptr );
3526 return name;
3527 }
3528
3529 /***********************************************************************
3530 * AddFontResourceExW (GDI32.@)
3531 */
3532 INT WINAPI AddFontResourceExW( LPCWSTR str, DWORD fl, PVOID pdv )
3533 {
3534 int ret = WineEngAddFontResourceEx(str, fl, pdv);
3535 WCHAR *filename;
3536 BOOL hidden;
3537
3538 if (ret == 0)
3539 {
3540 /* FreeType <2.3.5 has problems reading resources wrapped in PE files. */
3541 HMODULE hModule = LoadLibraryExW(str, NULL, LOAD_LIBRARY_AS_DATAFILE);
3542 if (hModule != NULL)
3543 {
3544 int num_resources = 0;
3545 LPWSTR rt_font = (LPWSTR)((ULONG_PTR)8); /* we don't want to include winuser.h */
3546
3547 TRACE("WineEngAddFontResourceEx failed on PE file %s - trying to load resources manually\n",
3548 wine_dbgstr_w(str));
3549 if (EnumResourceNamesW(hModule, rt_font, load_enumed_resource, (LONG_PTR)&num_resources))
3550 ret = num_resources;
3551 FreeLibrary(hModule);
3552 }
3553 else if ((filename = get_scalable_filename( str, &hidden )) != NULL)
3554 {
3555 if (hidden) fl |= FR_PRIVATE | FR_NOT_ENUM;
3556 ret = WineEngAddFontResourceEx( filename, fl, pdv );
3557 HeapFree( GetProcessHeap(), 0, filename );
3558 }
3559 }
3560 return ret;
3561 }
3562
3563 /***********************************************************************
3564 * RemoveFontResourceA (GDI32.@)
3565 */
3566 BOOL WINAPI RemoveFontResourceA( LPCSTR str )
3567 {
3568 return RemoveFontResourceExA(str, 0, 0);
3569 }
3570
3571 /***********************************************************************
3572 * RemoveFontResourceW (GDI32.@)
3573 */
3574 BOOL WINAPI RemoveFontResourceW( LPCWSTR str )
3575 {
3576 return RemoveFontResourceExW(str, 0, 0);
3577 }
3578
3579 /***********************************************************************
3580 * AddFontMemResourceEx (GDI32.@)
3581 */
3582 HANDLE WINAPI AddFontMemResourceEx( PVOID pbFont, DWORD cbFont, PVOID pdv, DWORD *pcFonts)
3583 {
3584 HANDLE ret;
3585 DWORD num_fonts;
3586
3587 if (!pbFont || !cbFont || !pcFonts)
3588 {
3589 SetLastError(ERROR_INVALID_PARAMETER);
3590 return NULL;
3591 }
3592
3593 ret = WineEngAddFontMemResourceEx(pbFont, cbFont, pdv, &num_fonts);
3594 if (ret)
3595 {
3596 __TRY
3597 {
3598 *pcFonts = num_fonts;
3599 }
3600 __EXCEPT_PAGE_FAULT
3601 {
3602 WARN("page fault while writing to *pcFonts (%p)\n", pcFonts);
3603 RemoveFontMemResourceEx(ret);
3604 ret = 0;
3605 }
3606 __ENDTRY
3607 }
3608 return ret;
3609 }
3610
3611 /***********************************************************************
3612 * RemoveFontMemResourceEx (GDI32.@)
3613 */
3614 BOOL WINAPI RemoveFontMemResourceEx( HANDLE fh )
3615 {
3616 FIXME("(%p) stub\n", fh);
3617 return TRUE;
3618 }
3619
3620 /***********************************************************************
3621 * RemoveFontResourceExA (GDI32.@)
3622 */
3623 BOOL WINAPI RemoveFontResourceExA( LPCSTR str, DWORD fl, PVOID pdv )
3624 {
3625 DWORD len = MultiByteToWideChar(CP_ACP, 0, str, -1, NULL, 0);
3626 LPWSTR strW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
3627 INT ret;
3628
3629 MultiByteToWideChar(CP_ACP, 0, str, -1, strW, len);
3630 ret = RemoveFontResourceExW(strW, fl, pdv);
3631 HeapFree(GetProcessHeap(), 0, strW);
3632 return ret;
3633 }
3634
3635 /***********************************************************************
3636 * RemoveFontResourceExW (GDI32.@)
3637 */
3638 BOOL WINAPI RemoveFontResourceExW( LPCWSTR str, DWORD fl, PVOID pdv )
3639 {
3640 int ret = WineEngRemoveFontResourceEx( str, fl, pdv );
3641 WCHAR *filename;
3642 BOOL hidden;
3643
3644 if (ret == 0)
3645 {
3646 /* FreeType <2.3.5 has problems reading resources wrapped in PE files. */
3647 HMODULE hModule = LoadLibraryExW(str, NULL, LOAD_LIBRARY_AS_DATAFILE);
3648 if (hModule != NULL)
3649 {
3650 WARN("Can't unload resources from PE file %s\n", wine_dbgstr_w(str));
3651 FreeLibrary(hModule);
3652 }
3653 else if ((filename = get_scalable_filename( str, &hidden )) != NULL)
3654 {
3655 if (hidden) fl |= FR_PRIVATE | FR_NOT_ENUM;
3656 ret = WineEngRemoveFontResourceEx( filename, fl, pdv );
3657 HeapFree( GetProcessHeap(), 0, filename );
3658 }
3659 }
3660 return ret;
3661 }
3662
3663 /***********************************************************************
3664 * GetFontResourceInfoW (GDI32.@)
3665 */
3666 BOOL WINAPI GetFontResourceInfoW( LPCWSTR str, LPDWORD size, PVOID buffer, DWORD type )
3667 {
3668 FIXME("%s %p(%d) %p %d\n", debugstr_w(str), size, size ? *size : 0, buffer, type);
3669 return FALSE;
3670 }
3671
3672 /***********************************************************************
3673 * GetTextCharset (GDI32.@)
3674 */
3675 UINT WINAPI GetTextCharset(HDC hdc)
3676 {
3677 /* MSDN docs say this is equivalent */
3678 return GetTextCharsetInfo(hdc, NULL, 0);
3679 }
3680
3681 /***********************************************************************
3682 * GetTextCharsetInfo (GDI32.@)
3683 */
3684 UINT WINAPI GetTextCharsetInfo(HDC hdc, LPFONTSIGNATURE fs, DWORD flags)
3685 {
3686 UINT ret = DEFAULT_CHARSET;
3687 DC *dc = get_dc_ptr(hdc);
3688 PHYSDEV dev;
3689
3690 if (dc)
3691 {
3692 dev = GET_DC_PHYSDEV( dc, pGetTextCharsetInfo );
3693 ret = dev->funcs->pGetTextCharsetInfo( dev, fs, flags );
3694 release_dc_ptr( dc );
3695 }
3696
3697 if (ret == DEFAULT_CHARSET && fs)
3698 memset(fs, 0, sizeof(FONTSIGNATURE));
3699 return ret;
3700 }
3701
3702 /***********************************************************************
3703 * GdiGetCharDimensions (GDI32.@)
3704 *
3705 * Gets the average width of the characters in the English alphabet.
3706 *
3707 * PARAMS
3708 * hdc [I] Handle to the device context to measure on.
3709 * lptm [O] Pointer to memory to store the text metrics into.
3710 * height [O] On exit, the maximum height of characters in the English alphabet.
3711 *
3712 * RETURNS
3713 * The average width of characters in the English alphabet.
3714 *
3715 * NOTES
3716 * This function is used by the dialog manager to get the size of a dialog
3717 * unit. It should also be used by other pieces of code that need to know
3718 * the size of a dialog unit in logical units without having access to the
3719 * window handle of the dialog.
3720 * Windows caches the font metrics from this function, but we don't and
3721 * there doesn't appear to be an immediate advantage to do so.
3722 *
3723 * SEE ALSO
3724 * GetTextExtentPointW, GetTextMetricsW, MapDialogRect.
3725 */
3726 LONG WINAPI GdiGetCharDimensions(HDC hdc, LPTEXTMETRICW lptm, LONG *height)
3727 {
3728 SIZE sz;
3729 static const WCHAR alphabet[] = {
3730 'a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q',
3731 'r','s','t','u','v','w','x','y','z','A','B','C','D','E','F','G','H',
3732 'I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z',0};
3733
3734 if(lptm && !GetTextMetricsW(hdc, lptm)) return 0;
3735
3736 if(!GetTextExtentPointW(hdc, alphabet, 52, &sz)) return 0;
3737
3738 if (height) *height = sz.cy;
3739 return (sz.cx / 26 + 1) / 2;
3740 }
3741
3742 BOOL WINAPI EnableEUDC(BOOL fEnableEUDC)
3743 {
3744 FIXME("(%d): stub\n", fEnableEUDC);
3745 return FALSE;
3746 }
3747
3748 /***********************************************************************
3749 * GetCharWidthI (GDI32.@)
3750 *
3751 * Retrieve widths of characters.
3752 *
3753 * PARAMS
3754 * hdc [I] Handle to a device context.
3755 * first [I] First glyph in range to query.
3756 * count [I] Number of glyph indices to query.
3757 * glyphs [I] Array of glyphs to query.
3758 * buffer [O] Buffer to receive character widths.
3759 *
3760 * NOTES
3761 * Only works with TrueType fonts.
3762 *
3763 * RETURNS
3764 * Success: TRUE
3765 * Failure: FALSE
3766 */
3767 BOOL WINAPI GetCharWidthI(HDC hdc, UINT first, UINT count, LPWORD glyphs, LPINT buffer)
3768 {
3769 ABC *abc;
3770 unsigned int i;
3771
3772 TRACE("(%p, %d, %d, %p, %p)\n", hdc, first, count, glyphs, buffer);
3773
3774 if (!(abc = HeapAlloc(GetProcessHeap(), 0, count * sizeof(ABC))))
3775 return FALSE;
3776
3777 if (!GetCharABCWidthsI(hdc, first, count, glyphs, abc))
3778 {
3779 HeapFree(GetProcessHeap(), 0, abc);
3780 return FALSE;
3781 }
3782
3783 for (i = 0; i < count; i++)
3784 buffer[i] = abc->abcA + abc->abcB + abc->abcC;
3785
3786 HeapFree(GetProcessHeap(), 0, abc);
3787 return TRUE;
3788 }
3789
3790 /***********************************************************************
3791 * GetFontUnicodeRanges (GDI32.@)
3792 *
3793 * Retrieve a list of supported Unicode characters in a font.
3794 *
3795 * PARAMS
3796 * hdc [I] Handle to a device context.
3797 * lpgs [O] GLYPHSET structure specifying supported character ranges.
3798 *
3799 * RETURNS
3800 * Success: Number of bytes written to the buffer pointed to by lpgs.
3801 * Failure: 0
3802 *
3803 */
3804 DWORD WINAPI GetFontUnicodeRanges(HDC hdc, LPGLYPHSET lpgs)
3805 {
3806 DWORD ret;
3807 PHYSDEV dev;
3808 DC *dc = get_dc_ptr(hdc);
3809
3810 TRACE("(%p, %p)\n", hdc, lpgs);
3811
3812 if (!dc) return 0;
3813
3814 dev = GET_DC_PHYSDEV( dc, pGetFontUnicodeRanges );
3815 ret = dev->funcs->pGetFontUnicodeRanges( dev, lpgs );
3816 release_dc_ptr(dc);
3817 return ret;
3818 }
3819
3820
3821 /*************************************************************
3822 * FontIsLinked (GDI32.@)
3823 */
3824 BOOL WINAPI FontIsLinked(HDC hdc)
3825 {
3826 DC *dc = get_dc_ptr(hdc);
3827 PHYSDEV dev;
3828 BOOL ret;
3829
3830 if (!dc) return FALSE;
3831 dev = GET_DC_PHYSDEV( dc, pFontIsLinked );
3832 ret = dev->funcs->pFontIsLinked( dev );
3833 release_dc_ptr(dc);
3834 TRACE("returning %d\n", ret);
3835 return ret;
3836 }
3837
3838 /*************************************************************
3839 * GdiRealizationInfo (GDI32.@)
3840 *
3841 * Returns a structure that contains some font information.
3842 */
3843 BOOL WINAPI GdiRealizationInfo(HDC hdc, realization_info_t *info)
3844 {
3845 DC *dc = get_dc_ptr(hdc);
3846 PHYSDEV dev;
3847 BOOL ret;
3848
3849 if (!dc) return FALSE;
3850 dev = GET_DC_PHYSDEV( dc, pGdiRealizationInfo );
3851 ret = dev->funcs->pGdiRealizationInfo( dev, info );
3852 release_dc_ptr(dc);
3853 return ret;
3854 }
Windows API implementation