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Release 0.9.14.
[wine/multimedia.git] / dlls / gdi / font.c
blob40e308e441661dd06dc2fff8601ada80ad0fd851
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 <stdarg.h>
27 #include <stdlib.h>
28 #include <string.h>
29 #include <assert.h>
30 #include "winerror.h"
31 #include "windef.h"
32 #include "winbase.h"
33 #include "winnls.h"
34 #include "wownt32.h"
35 #include "gdi.h"
36 #include "gdi_private.h"
37 #include "wine/unicode.h"
38 #include "wine/debug.h"
39
40 WINE_DEFAULT_DEBUG_CHANNEL(font);
41 WINE_DECLARE_DEBUG_CHANNEL(gdi);
42
43 /* Device -> World size conversion */
44
45 /* Performs a device to world transformation on the specified width (which
46 * is in integer format).
47 */
48 static inline INT INTERNAL_XDSTOWS(DC *dc, INT width)
49 {
50 FLOAT floatWidth;
51
52 /* Perform operation with floating point */
53 floatWidth = (FLOAT)width * dc->xformVport2World.eM11;
54 /* Round to integers */
55 return GDI_ROUND(floatWidth);
56 }
57
58 /* Performs a device to world transformation on the specified size (which
59 * is in integer format).
60 */
61 static inline INT INTERNAL_YDSTOWS(DC *dc, INT height)
62 {
63 FLOAT floatHeight;
64
65 /* Perform operation with floating point */
66 floatHeight = (FLOAT)height * dc->xformVport2World.eM22;
67 /* Round to integers */
68 return GDI_ROUND(floatHeight);
69 }
70
71 static inline INT INTERNAL_XWSTODS(DC *dc, INT width)
72 {
73 POINT pt[2];
74 pt[0].x = pt[0].y = 0;
75 pt[1].x = width;
76 pt[1].y = 0;
77 LPtoDP(dc->hSelf, pt, 2);
78 return pt[1].x - pt[0].x;
79 }
80
81 static inline INT INTERNAL_YWSTODS(DC *dc, INT height)
82 {
83 POINT pt[2];
84 pt[0].x = pt[0].y = 0;
85 pt[1].x = 0;
86 pt[1].y = height;
87 LPtoDP(dc->hSelf, pt, 2);
88 return pt[1].y - pt[0].y;
89 }
90
91 static HGDIOBJ FONT_SelectObject( HGDIOBJ handle, void *obj, HDC hdc );
92 static INT FONT_GetObject16( HGDIOBJ handle, void *obj, INT count, LPVOID buffer );
93 static INT FONT_GetObjectA( HGDIOBJ handle, void *obj, INT count, LPVOID buffer );
94 static INT FONT_GetObjectW( HGDIOBJ handle, void *obj, INT count, LPVOID buffer );
95 static BOOL FONT_DeleteObject( HGDIOBJ handle, void *obj );
96
97 static const struct gdi_obj_funcs font_funcs =
98 {
99 FONT_SelectObject, /* pSelectObject */
100 FONT_GetObject16, /* pGetObject16 */
101 FONT_GetObjectA, /* pGetObjectA */
102 FONT_GetObjectW, /* pGetObjectW */
103 NULL, /* pUnrealizeObject */
104 FONT_DeleteObject /* pDeleteObject */
105 };
106
107 #define ENUM_UNICODE 0x00000001
108 #define ENUM_CALLED 0x00000002
109
110 typedef struct
111 {
112 GDIOBJHDR header;
113 LOGFONTW logfont;
114 } FONTOBJ;
115
116 typedef struct
117 {
118 LPLOGFONT16 lpLogFontParam;
119 FONTENUMPROC16 lpEnumFunc;
120 LPARAM lpData;
121
122 LPNEWTEXTMETRICEX16 lpTextMetric;
123 LPENUMLOGFONTEX16 lpLogFont;
124 SEGPTR segTextMetric;
125 SEGPTR segLogFont;
126 DWORD dwFlags;
127 HDC hdc;
128 DC *dc;
129 PHYSDEV physDev;
130 } fontEnum16;
131
132 typedef struct
133 {
134 LPLOGFONTW lpLogFontParam;
135 FONTENUMPROCW lpEnumFunc;
136 LPARAM lpData;
137 DWORD dwFlags;
138 HDC hdc;
139 DC *dc;
140 PHYSDEV physDev;
141 } fontEnum32;
142
143 /*
144 * For TranslateCharsetInfo
145 */
146 #define FS(x) {{0,0,0,0},{0x1<<(x),0}}
147 #define MAXTCIINDEX 32
148 static const CHARSETINFO FONT_tci[MAXTCIINDEX] = {
149 /* ANSI */
150 { ANSI_CHARSET, 1252, FS(0)},
151 { EASTEUROPE_CHARSET, 1250, FS(1)},
152 { RUSSIAN_CHARSET, 1251, FS(2)},
153 { GREEK_CHARSET, 1253, FS(3)},
154 { TURKISH_CHARSET, 1254, FS(4)},
155 { HEBREW_CHARSET, 1255, FS(5)},
156 { ARABIC_CHARSET, 1256, FS(6)},
157 { BALTIC_CHARSET, 1257, FS(7)},
158 { VIETNAMESE_CHARSET, 1258, FS(8)},
159 /* reserved by ANSI */
160 { DEFAULT_CHARSET, 0, FS(0)},
161 { DEFAULT_CHARSET, 0, FS(0)},
162 { DEFAULT_CHARSET, 0, FS(0)},
163 { DEFAULT_CHARSET, 0, FS(0)},
164 { DEFAULT_CHARSET, 0, FS(0)},
165 { DEFAULT_CHARSET, 0, FS(0)},
166 { DEFAULT_CHARSET, 0, FS(0)},
167 /* ANSI and OEM */
168 { THAI_CHARSET, 874, FS(16)},
169 { SHIFTJIS_CHARSET, 932, FS(17)},
170 { GB2312_CHARSET, 936, FS(18)},
171 { HANGEUL_CHARSET, 949, FS(19)},
172 { CHINESEBIG5_CHARSET, 950, FS(20)},
173 { JOHAB_CHARSET, 1361, FS(21)},
174 /* reserved for alternate ANSI and OEM */
175 { DEFAULT_CHARSET, 0, FS(0)},
176 { DEFAULT_CHARSET, 0, FS(0)},
177 { DEFAULT_CHARSET, 0, FS(0)},
178 { DEFAULT_CHARSET, 0, FS(0)},
179 { DEFAULT_CHARSET, 0, FS(0)},
180 { DEFAULT_CHARSET, 0, FS(0)},
181 { DEFAULT_CHARSET, 0, FS(0)},
182 { DEFAULT_CHARSET, 0, FS(0)},
183 /* reserved for system */
184 { DEFAULT_CHARSET, 0, FS(0)},
185 { SYMBOL_CHARSET, CP_SYMBOL, FS(31)},
186 };
187
188 /***********************************************************************
189 * LOGFONT conversion functions.
190 */
191 static void FONT_LogFontWTo16( const LOGFONTW* font32, LPLOGFONT16 font16 )
192 {
193 font16->lfHeight = font32->lfHeight;
194 font16->lfWidth = font32->lfWidth;
195 font16->lfEscapement = font32->lfEscapement;
196 font16->lfOrientation = font32->lfOrientation;
197 font16->lfWeight = font32->lfWeight;
198 font16->lfItalic = font32->lfItalic;
199 font16->lfUnderline = font32->lfUnderline;
200 font16->lfStrikeOut = font32->lfStrikeOut;
201 font16->lfCharSet = font32->lfCharSet;
202 font16->lfOutPrecision = font32->lfOutPrecision;
203 font16->lfClipPrecision = font32->lfClipPrecision;
204 font16->lfQuality = font32->lfQuality;
205 font16->lfPitchAndFamily = font32->lfPitchAndFamily;
206 WideCharToMultiByte( CP_ACP, 0, font32->lfFaceName, -1,
207 font16->lfFaceName, LF_FACESIZE, NULL, NULL );
208 font16->lfFaceName[LF_FACESIZE-1] = 0;
209 }
210
211 static void FONT_LogFont16ToW( const LOGFONT16 *font16, LPLOGFONTW font32 )
212 {
213 font32->lfHeight = font16->lfHeight;
214 font32->lfWidth = font16->lfWidth;
215 font32->lfEscapement = font16->lfEscapement;
216 font32->lfOrientation = font16->lfOrientation;
217 font32->lfWeight = font16->lfWeight;
218 font32->lfItalic = font16->lfItalic;
219 font32->lfUnderline = font16->lfUnderline;
220 font32->lfStrikeOut = font16->lfStrikeOut;
221 font32->lfCharSet = font16->lfCharSet;
222 font32->lfOutPrecision = font16->lfOutPrecision;
223 font32->lfClipPrecision = font16->lfClipPrecision;
224 font32->lfQuality = font16->lfQuality;
225 font32->lfPitchAndFamily = font16->lfPitchAndFamily;
226 MultiByteToWideChar( CP_ACP, 0, font16->lfFaceName, -1, font32->lfFaceName, LF_FACESIZE );
227 font32->lfFaceName[LF_FACESIZE-1] = 0;
228 }
229
230 static void FONT_LogFontAToW( const LOGFONTA *fontA, LPLOGFONTW fontW )
231 {
232 memcpy(fontW, fontA, sizeof(LOGFONTA) - LF_FACESIZE);
233 MultiByteToWideChar(CP_ACP, 0, fontA->lfFaceName, -1, fontW->lfFaceName,
234 LF_FACESIZE);
235 fontW->lfFaceName[LF_FACESIZE-1] = 0;
236 }
237
238 static void FONT_LogFontWToA( const LOGFONTW *fontW, LPLOGFONTA fontA )
239 {
240 memcpy(fontA, fontW, sizeof(LOGFONTA) - LF_FACESIZE);
241 WideCharToMultiByte(CP_ACP, 0, fontW->lfFaceName, -1, fontA->lfFaceName,
242 LF_FACESIZE, NULL, NULL);
243 fontA->lfFaceName[LF_FACESIZE-1] = 0;
244 }
245
246 static void FONT_EnumLogFontExWTo16( const ENUMLOGFONTEXW *fontW, LPENUMLOGFONTEX16 font16 )
247 {
248 FONT_LogFontWTo16( (LPLOGFONTW)fontW, (LPLOGFONT16)font16);
249
250 WideCharToMultiByte( CP_ACP, 0, fontW->elfFullName, -1,
251 (LPSTR) font16->elfFullName, LF_FULLFACESIZE, NULL, NULL );
252 font16->elfFullName[LF_FULLFACESIZE-1] = '\0';
253 WideCharToMultiByte( CP_ACP, 0, fontW->elfStyle, -1,
254 (LPSTR) font16->elfStyle, LF_FACESIZE, NULL, NULL );
255 font16->elfStyle[LF_FACESIZE-1] = '\0';
256 WideCharToMultiByte( CP_ACP, 0, fontW->elfScript, -1,
257 (LPSTR) font16->elfScript, LF_FACESIZE, NULL, NULL );
258 font16->elfScript[LF_FACESIZE-1] = '\0';
259 }
260
261 static void FONT_EnumLogFontExWToA( const ENUMLOGFONTEXW *fontW, LPENUMLOGFONTEXA fontA )
262 {
263 FONT_LogFontWToA( (LPLOGFONTW)fontW, (LPLOGFONTA)fontA);
264
265 WideCharToMultiByte( CP_ACP, 0, fontW->elfFullName, -1,
266 (LPSTR) fontA->elfFullName, LF_FULLFACESIZE, NULL, NULL );
267 fontA->elfFullName[LF_FULLFACESIZE-1] = '\0';
268 WideCharToMultiByte( CP_ACP, 0, fontW->elfStyle, -1,
269 (LPSTR) fontA->elfStyle, LF_FACESIZE, NULL, NULL );
270 fontA->elfStyle[LF_FACESIZE-1] = '\0';
271 WideCharToMultiByte( CP_ACP, 0, fontW->elfScript, -1,
272 (LPSTR) fontA->elfScript, LF_FACESIZE, NULL, NULL );
273 fontA->elfScript[LF_FACESIZE-1] = '\0';
274 }
275
276 /***********************************************************************
277 * TEXTMETRIC conversion functions.
278 */
279 static void FONT_TextMetricWToA(const TEXTMETRICW *ptmW, LPTEXTMETRICA ptmA )
280 {
281 ptmA->tmHeight = ptmW->tmHeight;
282 ptmA->tmAscent = ptmW->tmAscent;
283 ptmA->tmDescent = ptmW->tmDescent;
284 ptmA->tmInternalLeading = ptmW->tmInternalLeading;
285 ptmA->tmExternalLeading = ptmW->tmExternalLeading;
286 ptmA->tmAveCharWidth = ptmW->tmAveCharWidth;
287 ptmA->tmMaxCharWidth = ptmW->tmMaxCharWidth;
288 ptmA->tmWeight = ptmW->tmWeight;
289 ptmA->tmOverhang = ptmW->tmOverhang;
290 ptmA->tmDigitizedAspectX = ptmW->tmDigitizedAspectX;
291 ptmA->tmDigitizedAspectY = ptmW->tmDigitizedAspectY;
292 ptmA->tmFirstChar = ptmW->tmFirstChar > 255 ? 255 : ptmW->tmFirstChar;
293 ptmA->tmLastChar = ptmW->tmLastChar > 255 ? 255 : ptmW->tmLastChar;
294 ptmA->tmDefaultChar = ptmW->tmDefaultChar > 255 ? 255 : ptmW->tmDefaultChar;
295 ptmA->tmBreakChar = ptmW->tmBreakChar > 255 ? 255 : ptmW->tmBreakChar;
296 ptmA->tmItalic = ptmW->tmItalic;
297 ptmA->tmUnderlined = ptmW->tmUnderlined;
298 ptmA->tmStruckOut = ptmW->tmStruckOut;
299 ptmA->tmPitchAndFamily = ptmW->tmPitchAndFamily;
300 ptmA->tmCharSet = ptmW->tmCharSet;
301 }
302
303
304 static void FONT_NewTextMetricExWTo16(const NEWTEXTMETRICEXW *ptmW, LPNEWTEXTMETRICEX16 ptm16 )
305 {
306 ptm16->ntmTm.tmHeight = ptmW->ntmTm.tmHeight;
307 ptm16->ntmTm.tmAscent = ptmW->ntmTm.tmAscent;
308 ptm16->ntmTm.tmDescent = ptmW->ntmTm.tmDescent;
309 ptm16->ntmTm.tmInternalLeading = ptmW->ntmTm.tmInternalLeading;
310 ptm16->ntmTm.tmExternalLeading = ptmW->ntmTm.tmExternalLeading;
311 ptm16->ntmTm.tmAveCharWidth = ptmW->ntmTm.tmAveCharWidth;
312 ptm16->ntmTm.tmMaxCharWidth = ptmW->ntmTm.tmMaxCharWidth;
313 ptm16->ntmTm.tmWeight = ptmW->ntmTm.tmWeight;
314 ptm16->ntmTm.tmOverhang = ptmW->ntmTm.tmOverhang;
315 ptm16->ntmTm.tmDigitizedAspectX = ptmW->ntmTm.tmDigitizedAspectX;
316 ptm16->ntmTm.tmDigitizedAspectY = ptmW->ntmTm.tmDigitizedAspectY;
317 ptm16->ntmTm.tmFirstChar = ptmW->ntmTm.tmFirstChar > 255 ? 255 : ptmW->ntmTm.tmFirstChar;
318 ptm16->ntmTm.tmLastChar = ptmW->ntmTm.tmLastChar > 255 ? 255 : ptmW->ntmTm.tmLastChar;
319 ptm16->ntmTm.tmDefaultChar = ptmW->ntmTm.tmDefaultChar > 255 ? 255 : ptmW->ntmTm.tmDefaultChar;
320 ptm16->ntmTm.tmBreakChar = ptmW->ntmTm.tmBreakChar > 255 ? 255 : ptmW->ntmTm.tmBreakChar;
321 ptm16->ntmTm.tmItalic = ptmW->ntmTm.tmItalic;
322 ptm16->ntmTm.tmUnderlined = ptmW->ntmTm.tmUnderlined;
323 ptm16->ntmTm.tmStruckOut = ptmW->ntmTm.tmStruckOut;
324 ptm16->ntmTm.tmPitchAndFamily = ptmW->ntmTm.tmPitchAndFamily;
325 ptm16->ntmTm.tmCharSet = ptmW->ntmTm.tmCharSet;
326 ptm16->ntmTm.ntmFlags = ptmW->ntmTm.ntmFlags;
327 ptm16->ntmTm.ntmSizeEM = ptmW->ntmTm.ntmSizeEM;
328 ptm16->ntmTm.ntmCellHeight = ptmW->ntmTm.ntmCellHeight;
329 ptm16->ntmTm.ntmAvgWidth = ptmW->ntmTm.ntmAvgWidth;
330 memcpy(&ptm16->ntmFontSig, &ptmW->ntmFontSig, sizeof(FONTSIGNATURE));
331 }
332
333 static void FONT_NewTextMetricExWToA(const NEWTEXTMETRICEXW *ptmW, NEWTEXTMETRICEXA *ptmA )
334 {
335 FONT_TextMetricWToA((LPTEXTMETRICW)ptmW, (LPTEXTMETRICA)ptmA);
336 ptmA->ntmTm.ntmFlags = ptmW->ntmTm.ntmFlags;
337 ptmA->ntmTm.ntmSizeEM = ptmW->ntmTm.ntmSizeEM;
338 ptmA->ntmTm.ntmCellHeight = ptmW->ntmTm.ntmCellHeight;
339 ptmA->ntmTm.ntmAvgWidth = ptmW->ntmTm.ntmAvgWidth;
340 memcpy(&ptmA->ntmFontSig, &ptmW->ntmFontSig, sizeof(FONTSIGNATURE));
341 }
342
343
344 /***********************************************************************
345 * FONT_mbtowc
346 *
347 * Returns a Unicode translation of str. If count is -1 then str is
348 * assumed to be '\0' terminated, otherwise it contains the number of
349 * bytes to convert. If plenW is non-NULL, on return it will point to
350 * the number of WCHARs that have been written. The caller should free
351 * the returned LPWSTR from the process heap itself.
352 */
353 static LPWSTR FONT_mbtowc(LPCSTR str, INT count, INT *plenW)
354 {
355 UINT cp = CP_ACP;
356 INT lenW;
357 LPWSTR strW;
358
359 if(count == -1) count = strlen(str);
360 lenW = MultiByteToWideChar(cp, 0, str, count, NULL, 0);
361 strW = HeapAlloc(GetProcessHeap(), 0, lenW*sizeof(WCHAR));
362 MultiByteToWideChar(cp, 0, str, count, strW, lenW);
363 TRACE("mapped %s -> %s\n", debugstr_an(str, count), debugstr_wn(strW, lenW));
364 if(plenW) *plenW = lenW;
365 return strW;
366 }
367
368
369 /***********************************************************************
370 * CreateFontIndirectA (GDI32.@)
371 */
372 HFONT WINAPI CreateFontIndirectA( const LOGFONTA *plfA )
373 {
374 LOGFONTW lfW;
375
376 if (plfA) {
377 FONT_LogFontAToW( plfA, &lfW );
378 return CreateFontIndirectW( &lfW );
379 } else
380 return CreateFontIndirectW( NULL );
381
382 }
383
384 /***********************************************************************
385 * CreateFontIndirectW (GDI32.@)
386 */
387 HFONT WINAPI CreateFontIndirectW( const LOGFONTW *plf )
388 {
389 HFONT hFont = 0;
390
391 if (plf)
392 {
393 FONTOBJ* fontPtr;
394 if ((fontPtr = GDI_AllocObject( sizeof(FONTOBJ), FONT_MAGIC,
395 (HGDIOBJ *)&hFont, &font_funcs )))
396 {
397 static const WCHAR ItalicW[] = {' ','I','t','a','l','i','c','\0'};
398 static const WCHAR BoldW[] = {' ','B','o','l','d','\0'};
399 WCHAR *pFaceNameItalicSuffix, *pFaceNameBoldSuffix;
400 WCHAR* pFaceNameSuffix = NULL;
401
402 memcpy( &fontPtr->logfont, plf, sizeof(LOGFONTW) );
403
404 TRACE("(%ld %ld %ld %ld %x %d %x %d %d) %s %s %s %s => %p\n",
405 plf->lfHeight, plf->lfWidth,
406 plf->lfEscapement, plf->lfOrientation,
407 plf->lfPitchAndFamily,
408 plf->lfOutPrecision, plf->lfClipPrecision,
409 plf->lfQuality, plf->lfCharSet,
410 debugstr_w(plf->lfFaceName),
411 plf->lfWeight > 400 ? "Bold" : "",
412 plf->lfItalic ? "Italic" : "",
413 plf->lfUnderline ? "Underline" : "", hFont);
414
415 if (plf->lfEscapement != plf->lfOrientation) {
416 /* this should really depend on whether GM_ADVANCED is set */
417 fontPtr->logfont.lfOrientation = fontPtr->logfont.lfEscapement;
418 WARN("orientation angle %f set to "
419 "escapement angle %f for new font %p\n",
420 plf->lfOrientation/10., plf->lfEscapement/10., hFont);
421 }
422
423 pFaceNameItalicSuffix = strstrW(fontPtr->logfont.lfFaceName, ItalicW);
424 if (pFaceNameItalicSuffix) {
425 fontPtr->logfont.lfItalic = TRUE;
426 pFaceNameSuffix = pFaceNameItalicSuffix;
427 }
428
429 pFaceNameBoldSuffix = strstrW(fontPtr->logfont.lfFaceName, BoldW);
430 if (pFaceNameBoldSuffix) {
431 if (fontPtr->logfont.lfWeight < FW_BOLD) {
432 fontPtr->logfont.lfWeight = FW_BOLD;
433 }
434 if (!pFaceNameSuffix ||
435 (pFaceNameBoldSuffix < pFaceNameSuffix)) {
436 pFaceNameSuffix = pFaceNameBoldSuffix;
437 }
438 }
439
440 if (pFaceNameSuffix) *pFaceNameSuffix = 0;
441
442 GDI_ReleaseObj( hFont );
443 }
444 }
445 else WARN("(NULL) => NULL\n");
446
447 return hFont;
448 }
449
450 /*************************************************************************
451 * CreateFontA (GDI32.@)
452 */
453 HFONT WINAPI CreateFontA( INT height, INT width, INT esc,
454 INT orient, INT weight, DWORD italic,
455 DWORD underline, DWORD strikeout, DWORD charset,
456 DWORD outpres, DWORD clippres, DWORD quality,
457 DWORD pitch, LPCSTR name )
458 {
459 LOGFONTA logfont;
460
461 logfont.lfHeight = height;
462 logfont.lfWidth = width;
463 logfont.lfEscapement = esc;
464 logfont.lfOrientation = orient;
465 logfont.lfWeight = weight;
466 logfont.lfItalic = italic;
467 logfont.lfUnderline = underline;
468 logfont.lfStrikeOut = strikeout;
469 logfont.lfCharSet = charset;
470 logfont.lfOutPrecision = outpres;
471 logfont.lfClipPrecision = clippres;
472 logfont.lfQuality = quality;
473 logfont.lfPitchAndFamily = pitch;
474
475 if (name)
476 lstrcpynA(logfont.lfFaceName,name,sizeof(logfont.lfFaceName));
477 else
478 logfont.lfFaceName[0] = '\0';
479
480 return CreateFontIndirectA( &logfont );
481 }
482
483 /*************************************************************************
484 * CreateFontW (GDI32.@)
485 */
486 HFONT WINAPI CreateFontW( INT height, INT width, INT esc,
487 INT orient, INT weight, DWORD italic,
488 DWORD underline, DWORD strikeout, DWORD charset,
489 DWORD outpres, DWORD clippres, DWORD quality,
490 DWORD pitch, LPCWSTR name )
491 {
492 LOGFONTW logfont;
493
494 logfont.lfHeight = height;
495 logfont.lfWidth = width;
496 logfont.lfEscapement = esc;
497 logfont.lfOrientation = orient;
498 logfont.lfWeight = weight;
499 logfont.lfItalic = italic;
500 logfont.lfUnderline = underline;
501 logfont.lfStrikeOut = strikeout;
502 logfont.lfCharSet = charset;
503 logfont.lfOutPrecision = outpres;
504 logfont.lfClipPrecision = clippres;
505 logfont.lfQuality = quality;
506 logfont.lfPitchAndFamily = pitch;
507
508 if (name)
509 lstrcpynW(logfont.lfFaceName, name,
510 sizeof(logfont.lfFaceName) / sizeof(WCHAR));
511 else
512 logfont.lfFaceName[0] = '\0';
513
514 return CreateFontIndirectW( &logfont );
515 }
516
517
518 /***********************************************************************
519 * FONT_SelectObject
520 *
521 * If the driver supports vector fonts we create a gdi font first and
522 * then call the driver to give it a chance to supply its own device
523 * font. If the driver wants to do this it returns TRUE and we can
524 * delete the gdi font, if the driver wants to use the gdi font it
525 * should return FALSE, to signal an error return GDI_ERROR. For
526 * drivers that don't support vector fonts they must supply their own
527 * font.
528 */
529 static HGDIOBJ FONT_SelectObject( HGDIOBJ handle, void *obj, HDC hdc )
530 {
531 HGDIOBJ ret = 0;
532 DC *dc = DC_GetDCPtr( hdc );
533
534 if (!dc) return 0;
535
536 if (dc->hFont != handle || dc->gdiFont == NULL)
537 {
538 if(GetDeviceCaps(dc->hSelf, TEXTCAPS) & TC_VA_ABLE)
539 dc->gdiFont = WineEngCreateFontInstance(dc, handle);
540 }
541
542 if (dc->funcs->pSelectFont) ret = dc->funcs->pSelectFont( dc->physDev, handle, dc->gdiFont );
543
544 if (ret && dc->gdiFont) dc->gdiFont = 0;
545
546 if (ret == HGDI_ERROR)
547 ret = 0; /* SelectObject returns 0 on error */
548 else
549 {
550 ret = dc->hFont;
551 dc->hFont = handle;
552 }
553 GDI_ReleaseObj( hdc );
554 return ret;
555 }
556
557
558 /***********************************************************************
559 * FONT_GetObject16
560 */
561 static INT FONT_GetObject16( HGDIOBJ handle, void *obj, INT count, LPVOID buffer )
562 {
563 FONTOBJ *font = obj;
564 LOGFONT16 lf16;
565
566 FONT_LogFontWTo16( &font->logfont, &lf16 );
567
568 if (count > sizeof(LOGFONT16)) count = sizeof(LOGFONT16);
569 memcpy( buffer, &lf16, count );
570 return count;
571 }
572
573 /***********************************************************************
574 * FONT_GetObjectA
575 */
576 static INT FONT_GetObjectA( HGDIOBJ handle, void *obj, INT count, LPVOID buffer )
577 {
578 FONTOBJ *font = obj;
579 LOGFONTA lfA;
580
581 if(!buffer)
582 return sizeof(lfA);
583 FONT_LogFontWToA( &font->logfont, &lfA );
584
585 if (count > sizeof(lfA)) count = sizeof(lfA);
586 memcpy( buffer, &lfA, count );
587 return count;
588 }
589
590 /***********************************************************************
591 * FONT_GetObjectW
592 */
593 static INT FONT_GetObjectW( HGDIOBJ handle, void *obj, INT count, LPVOID buffer )
594 {
595 FONTOBJ *font = obj;
596 if(!buffer)
597 return sizeof(LOGFONTW);
598 if (count > sizeof(LOGFONTW)) count = sizeof(LOGFONTW);
599 memcpy( buffer, &font->logfont, count );
600 return count;
601 }
602
603
604 /***********************************************************************
605 * FONT_DeleteObject
606 */
607 static BOOL FONT_DeleteObject( HGDIOBJ handle, void *obj )
608 {
609 WineEngDestroyFontInstance( handle );
610 return GDI_FreeObject( handle, obj );
611 }
612
613
614 /***********************************************************************
615 * FONT_EnumInstance16
616 *
617 * Called by the device driver layer to pass font info
618 * down to the application.
619 *
620 * Note: plf is really an ENUMLOGFONTEXW, and ptm is a NEWTEXTMETRICEXW.
621 * We have to use other types because of the FONTENUMPROCW definition.
622 */
623 static INT CALLBACK FONT_EnumInstance16( const LOGFONTW *plf, const TEXTMETRICW *ptm,
624 DWORD fType, LPARAM lp )
625 {
626 fontEnum16 *pfe = (fontEnum16*)lp;
627 INT ret = 1;
628 DC *dc;
629
630 if( pfe->lpLogFontParam->lfCharSet == DEFAULT_CHARSET ||
631 pfe->lpLogFontParam->lfCharSet == plf->lfCharSet )
632 {
633 WORD args[7];
634 DWORD result;
635
636 FONT_EnumLogFontExWTo16((const ENUMLOGFONTEXW *)plf, pfe->lpLogFont);
637 FONT_NewTextMetricExWTo16((const NEWTEXTMETRICEXW *)ptm, pfe->lpTextMetric);
638 pfe->dwFlags |= ENUM_CALLED;
639 GDI_ReleaseObj( pfe->hdc ); /* release the GDI lock */
640
641 args[6] = SELECTOROF(pfe->segLogFont);
642 args[5] = OFFSETOF(pfe->segLogFont);
643 args[4] = SELECTOROF(pfe->segTextMetric);
644 args[3] = OFFSETOF(pfe->segTextMetric);
645 args[2] = fType;
646 args[1] = HIWORD(pfe->lpData);
647 args[0] = LOWORD(pfe->lpData);
648 WOWCallback16Ex( (DWORD)pfe->lpEnumFunc, WCB16_PASCAL, sizeof(args), args, &result );
649 ret = LOWORD(result);
650
651 /* get the lock again and make sure the DC is still valid */
652 dc = DC_GetDCPtr( pfe->hdc );
653 if (!dc || dc != pfe->dc || dc->physDev != pfe->physDev)
654 {
655 if (dc) GDI_ReleaseObj( pfe->hdc );
656 pfe->hdc = 0; /* make sure we don't try to release it later on */
657 ret = 0;
658 }
659 }
660 return ret;
661 }
662
663 /***********************************************************************
664 * FONT_EnumInstance
665 *
666 * Note: plf is really an ENUMLOGFONTEXW, and ptm is a NEWTEXTMETRICEXW.
667 * We have to use other types because of the FONTENUMPROCW definition.
668 */
669 static INT CALLBACK FONT_EnumInstance( const LOGFONTW *plf, const TEXTMETRICW *ptm,
670 DWORD fType, LPARAM lp )
671 {
672 fontEnum32 *pfe = (fontEnum32*)lp;
673 INT ret = 1;
674 DC *dc;
675
676 /* lfCharSet is at the same offset in both LOGFONTA and LOGFONTW */
677 if((pfe->lpLogFontParam->lfCharSet == DEFAULT_CHARSET ||
678 pfe->lpLogFontParam->lfCharSet == plf->lfCharSet) &&
679 (!(fType & RASTER_FONTTYPE) || GetDeviceCaps(pfe->hdc, TEXTCAPS) & TC_RA_ABLE) )
680 {
681 /* convert font metrics */
682 ENUMLOGFONTEXA logfont;
683 NEWTEXTMETRICEXA tmA;
684
685 pfe->dwFlags |= ENUM_CALLED;
686 if (!(pfe->dwFlags & ENUM_UNICODE))
687 {
688 FONT_EnumLogFontExWToA( (const ENUMLOGFONTEXW *)plf, &logfont);
689 FONT_NewTextMetricExWToA( (const NEWTEXTMETRICEXW *)ptm, &tmA );
690 plf = (LOGFONTW *)&logfont.elfLogFont;
691 ptm = (TEXTMETRICW *)&tmA;
692 }
693 GDI_ReleaseObj( pfe->hdc ); /* release the GDI lock */
694
695 ret = pfe->lpEnumFunc( plf, ptm, fType, pfe->lpData );
696
697 /* get the lock again and make sure the DC is still valid */
698 dc = DC_GetDCPtr( pfe->hdc );
699 if (!dc || dc != pfe->dc || dc->physDev != pfe->physDev)
700 {
701 if (dc) GDI_ReleaseObj( pfe->hdc );
702 pfe->hdc = 0; /* make sure we don't try to release it later on */
703 ret = 0;
704 }
705 }
706 return ret;
707 }
708
709 /***********************************************************************
710 * EnumFontFamiliesEx (GDI.613)
711 */
712 INT16 WINAPI EnumFontFamiliesEx16( HDC16 hDC, LPLOGFONT16 plf,
713 FONTENUMPROC16 efproc, LPARAM lParam,
714 DWORD dwFlags)
715 {
716 fontEnum16 fe16;
717 INT16 ret = 1, ret2;
718 DC* dc = DC_GetDCPtr( HDC_32(hDC) );
719 NEWTEXTMETRICEX16 tm16;
720 ENUMLOGFONTEX16 lf16;
721 LOGFONTW lfW;
722 BOOL enum_gdi_fonts;
723
724 if (!dc) return 0;
725 FONT_LogFont16ToW(plf, &lfW);
726
727 fe16.hdc = HDC_32(hDC);
728 fe16.dc = dc;
729 fe16.physDev = dc->physDev;
730 fe16.lpLogFontParam = plf;
731 fe16.lpEnumFunc = efproc;
732 fe16.lpData = lParam;
733 fe16.lpTextMetric = &tm16;
734 fe16.lpLogFont = &lf16;
735 fe16.segTextMetric = MapLS( &tm16 );
736 fe16.segLogFont = MapLS( &lf16 );
737 fe16.dwFlags = 0;
738
739 enum_gdi_fonts = GetDeviceCaps(fe16.hdc, TEXTCAPS) & TC_VA_ABLE;
740
741 if (!dc->funcs->pEnumDeviceFonts && !enum_gdi_fonts)
742 {
743 ret = 0;
744 goto done;
745 }
746
747 if (enum_gdi_fonts)
748 ret = WineEngEnumFonts( &lfW, FONT_EnumInstance16, (LPARAM)&fe16 );
749 fe16.dwFlags &= ~ENUM_CALLED;
750 if (ret && dc->funcs->pEnumDeviceFonts) {
751 ret2 = dc->funcs->pEnumDeviceFonts( dc->physDev, &lfW, FONT_EnumInstance16, (LPARAM)&fe16 );
752 if(fe16.dwFlags & ENUM_CALLED) /* update ret iff a font gets enumed */
753 ret = ret2;
754 }
755 done:
756 UnMapLS( fe16.segTextMetric );
757 UnMapLS( fe16.segLogFont );
758 if (fe16.hdc) GDI_ReleaseObj( fe16.hdc );
759 return ret;
760 }
761
762 /***********************************************************************
763 * FONT_EnumFontFamiliesEx
764 */
765 static INT FONT_EnumFontFamiliesEx( HDC hDC, LPLOGFONTW plf,
766 FONTENUMPROCW efproc,
767 LPARAM lParam, DWORD dwUnicode)
768 {
769 INT ret = 1, ret2;
770 DC *dc = DC_GetDCPtr( hDC );
771 fontEnum32 fe32;
772 BOOL enum_gdi_fonts;
773
774 if (!dc) return 0;
775
776 TRACE("lfFaceName = %s lfCharset = %d\n", debugstr_w(plf->lfFaceName),
777 plf->lfCharSet);
778 fe32.lpLogFontParam = plf;
779 fe32.lpEnumFunc = efproc;
780 fe32.lpData = lParam;
781 fe32.dwFlags = dwUnicode;
782 fe32.hdc = hDC;
783 fe32.dc = dc;
784 fe32.physDev = dc->physDev;
785
786 enum_gdi_fonts = GetDeviceCaps(hDC, TEXTCAPS) & TC_VA_ABLE;
787
788 if (!dc->funcs->pEnumDeviceFonts && !enum_gdi_fonts)
789 {
790 ret = 0;
791 goto done;
792 }
793
794 if (enum_gdi_fonts)
795 ret = WineEngEnumFonts( plf, FONT_EnumInstance, (LPARAM)&fe32 );
796 fe32.dwFlags &= ~ENUM_CALLED;
797 if (ret && dc->funcs->pEnumDeviceFonts) {
798 ret2 = dc->funcs->pEnumDeviceFonts( dc->physDev, plf, FONT_EnumInstance, (LPARAM)&fe32 );
799 if(fe32.dwFlags & ENUM_CALLED) /* update ret iff a font gets enumed */
800 ret = ret2;
801 }
802 done:
803 if (fe32.hdc) GDI_ReleaseObj( fe32.hdc );
804 return ret;
805 }
806
807 /***********************************************************************
808 * EnumFontFamiliesExW (GDI32.@)
809 */
810 INT WINAPI EnumFontFamiliesExW( HDC hDC, LPLOGFONTW plf,
811 FONTENUMPROCW efproc,
812 LPARAM lParam, DWORD dwFlags )
813 {
814 return FONT_EnumFontFamiliesEx( hDC, plf, efproc, lParam, ENUM_UNICODE );
815 }
816
817 /***********************************************************************
818 * EnumFontFamiliesExA (GDI32.@)
819 */
820 INT WINAPI EnumFontFamiliesExA( HDC hDC, LPLOGFONTA plf,
821 FONTENUMPROCA efproc,
822 LPARAM lParam, DWORD dwFlags)
823 {
824 LOGFONTW lfW;
825 FONT_LogFontAToW( plf, &lfW );
826
827 return FONT_EnumFontFamiliesEx( hDC, &lfW, (FONTENUMPROCW)efproc, lParam, 0);
828 }
829
830 /***********************************************************************
831 * EnumFontFamilies (GDI.330)
832 */
833 INT16 WINAPI EnumFontFamilies16( HDC16 hDC, LPCSTR lpFamily,
834 FONTENUMPROC16 efproc, LPARAM lpData )
835 {
836 LOGFONT16 lf;
837
838 lf.lfCharSet = DEFAULT_CHARSET;
839 if( lpFamily ) lstrcpynA( lf.lfFaceName, lpFamily, LF_FACESIZE );
840 else lf.lfFaceName[0] = '\0';
841
842 return EnumFontFamiliesEx16( hDC, &lf, efproc, lpData, 0 );
843 }
844
845 /***********************************************************************
846 * EnumFontFamiliesA (GDI32.@)
847 */
848 INT WINAPI EnumFontFamiliesA( HDC hDC, LPCSTR lpFamily,
849 FONTENUMPROCA efproc, LPARAM lpData )
850 {
851 LOGFONTA lf;
852
853 lf.lfCharSet = DEFAULT_CHARSET;
854 if( lpFamily ) lstrcpynA( lf.lfFaceName, lpFamily, LF_FACESIZE );
855 else lf.lfFaceName[0] = lf.lfFaceName[1] = '\0';
856
857 return EnumFontFamiliesExA( hDC, &lf, efproc, lpData, 0 );
858 }
859
860 /***********************************************************************
861 * EnumFontFamiliesW (GDI32.@)
862 */
863 INT WINAPI EnumFontFamiliesW( HDC hDC, LPCWSTR lpFamily,
864 FONTENUMPROCW efproc, LPARAM lpData )
865 {
866 LOGFONTW lf;
867
868 lf.lfCharSet = DEFAULT_CHARSET;
869 if( lpFamily ) lstrcpynW( lf.lfFaceName, lpFamily, LF_FACESIZE );
870 else lf.lfFaceName[0] = 0;
871
872 return EnumFontFamiliesExW( hDC, &lf, efproc, lpData, 0 );
873 }
874
875 /***********************************************************************
876 * EnumFonts (GDI.70)
877 */
878 INT16 WINAPI EnumFonts16( HDC16 hDC, LPCSTR lpName, FONTENUMPROC16 efproc,
879 LPARAM lpData )
880 {
881 return EnumFontFamilies16( hDC, lpName, efproc, lpData );
882 }
883
884 /***********************************************************************
885 * EnumFontsA (GDI32.@)
886 */
887 INT WINAPI EnumFontsA( HDC hDC, LPCSTR lpName, FONTENUMPROCA efproc,
888 LPARAM lpData )
889 {
890 return EnumFontFamiliesA( hDC, lpName, efproc, lpData );
891 }
892
893 /***********************************************************************
894 * EnumFontsW (GDI32.@)
895 */
896 INT WINAPI EnumFontsW( HDC hDC, LPCWSTR lpName, FONTENUMPROCW efproc,
897 LPARAM lpData )
898 {
899 return EnumFontFamiliesW( hDC, lpName, efproc, lpData );
900 }
901
902
903 /***********************************************************************
904 * GetTextCharacterExtra (GDI32.@)
905 */
906 INT WINAPI GetTextCharacterExtra( HDC hdc )
907 {
908 INT ret;
909 DC *dc = DC_GetDCPtr( hdc );
910 if (!dc) return 0x80000000;
911 ret = dc->charExtra;
912 GDI_ReleaseObj( hdc );
913 return ret;
914 }
915
916
917 /***********************************************************************
918 * SetTextCharacterExtra (GDI32.@)
919 */
920 INT WINAPI SetTextCharacterExtra( HDC hdc, INT extra )
921 {
922 INT prev;
923 DC * dc = DC_GetDCPtr( hdc );
924 if (!dc) return 0x80000000;
925 if (dc->funcs->pSetTextCharacterExtra)
926 prev = dc->funcs->pSetTextCharacterExtra( dc->physDev, extra );
927 else
928 {
929 prev = dc->charExtra;
930 dc->charExtra = extra;
931 }
932 GDI_ReleaseObj( hdc );
933 return prev;
934 }
935
936
937 /***********************************************************************
938 * SetTextJustification (GDI32.@)
939 */
940 BOOL WINAPI SetTextJustification( HDC hdc, INT extra, INT breaks )
941 {
942 BOOL ret = TRUE;
943 DC * dc = DC_GetDCPtr( hdc );
944 if (!dc) return FALSE;
945 if (dc->funcs->pSetTextJustification)
946 ret = dc->funcs->pSetTextJustification( dc->physDev, extra, breaks );
947 else
948 {
949 extra = abs((extra * dc->vportExtX + dc->wndExtX / 2) / dc->wndExtX);
950 if (!extra) breaks = 0;
951 if (breaks)
952 {
953 dc->breakExtra = extra / breaks;
954 dc->breakRem = extra - (breaks * dc->breakExtra);
955 }
956 else
957 {
958 dc->breakExtra = 0;
959 dc->breakRem = 0;
960 }
961 }
962 GDI_ReleaseObj( hdc );
963 return ret;
964 }
965
966
967 /***********************************************************************
968 * GetTextFaceA (GDI32.@)
969 */
970 INT WINAPI GetTextFaceA( HDC hdc, INT count, LPSTR name )
971 {
972 INT res = GetTextFaceW(hdc, 0, NULL);
973 LPWSTR nameW = HeapAlloc( GetProcessHeap(), 0, res * 2 );
974 GetTextFaceW( hdc, res, nameW );
975
976 if (name)
977 {
978 if (count && !WideCharToMultiByte( CP_ACP, 0, nameW, -1, name, count, NULL, NULL))
979 name[count-1] = 0;
980 res = strlen(name);
981 }
982 else
983 res = WideCharToMultiByte( CP_ACP, 0, nameW, -1, NULL, 0, NULL, NULL);
984 HeapFree( GetProcessHeap(), 0, nameW );
985 return res;
986 }
987
988 /***********************************************************************
989 * GetTextFaceW (GDI32.@)
990 */
991 INT WINAPI GetTextFaceW( HDC hdc, INT count, LPWSTR name )
992 {
993 FONTOBJ *font;
994 INT ret = 0;
995
996 DC * dc = DC_GetDCPtr( hdc );
997 if (!dc) return 0;
998
999 if(dc->gdiFont)
1000 ret = WineEngGetTextFace(dc->gdiFont, count, name);
1001 else if ((font = (FONTOBJ *) GDI_GetObjPtr( dc->hFont, FONT_MAGIC )))
1002 {
1003 if (name)
1004 {
1005 lstrcpynW( name, font->logfont.lfFaceName, count );
1006 ret = strlenW(name);
1007 }
1008 else ret = strlenW(font->logfont.lfFaceName) + 1;
1009 GDI_ReleaseObj( dc->hFont );
1010 }
1011 GDI_ReleaseObj( hdc );
1012 return ret;
1013 }
1014
1015
1016 /***********************************************************************
1017 * GetTextExtentPoint32A (GDI32.@)
1018 *
1019 * See GetTextExtentPoint32W.
1020 */
1021 BOOL WINAPI GetTextExtentPoint32A( HDC hdc, LPCSTR str, INT count,
1022 LPSIZE size )
1023 {
1024 BOOL ret = FALSE;
1025 INT wlen;
1026 LPWSTR p = FONT_mbtowc(str, count, &wlen);
1027
1028 if (p) {
1029 ret = GetTextExtentPoint32W( hdc, p, wlen, size );
1030 HeapFree( GetProcessHeap(), 0, p );
1031 }
1032
1033 TRACE("(%p %s %d %p): returning %ld x %ld\n",
1034 hdc, debugstr_an (str, count), count, size, size->cx, size->cy );
1035 return ret;
1036 }
1037
1038
1039 /***********************************************************************
1040 * GetTextExtentPoint32W [GDI32.@]
1041 *
1042 * Computes width/height for a string.
1043 *
1044 * Computes width and height of the specified string.
1045 *
1046 * RETURNS
1047 * Success: TRUE
1048 * Failure: FALSE
1049 */
1050 BOOL WINAPI GetTextExtentPoint32W(
1051 HDC hdc, /* [in] Handle of device context */
1052 LPCWSTR str, /* [in] Address of text string */
1053 INT count, /* [in] Number of characters in string */
1054 LPSIZE size) /* [out] Address of structure for string size */
1055 {
1056 BOOL ret = FALSE;
1057 DC * dc = DC_GetDCPtr( hdc );
1058 if (!dc) return FALSE;
1059
1060 if(dc->gdiFont)
1061 ret = WineEngGetTextExtentPoint(dc->gdiFont, str, count, size);
1062 else if(dc->funcs->pGetTextExtentPoint)
1063 ret = dc->funcs->pGetTextExtentPoint( dc->physDev, str, count, size );
1064
1065 if (ret)
1066 {
1067 size->cx = abs(INTERNAL_XDSTOWS(dc, size->cx));
1068 size->cy = abs(INTERNAL_YDSTOWS(dc, size->cy));
1069 size->cx += count * dc->charExtra + dc->breakRem;
1070 }
1071
1072 GDI_ReleaseObj( hdc );
1073
1074 TRACE("(%p %s %d %p): returning %ld x %ld\n",
1075 hdc, debugstr_wn (str, count), count, size, size->cx, size->cy );
1076 return ret;
1077 }
1078
1079 /***********************************************************************
1080 * GetTextExtentPointI [GDI32.@]
1081 *
1082 * Computes width and height of the array of glyph indices.
1083 *
1084 * RETURNS
1085 * Success: TRUE
1086 * Failure: FALSE
1087 */
1088 BOOL WINAPI GetTextExtentPointI(
1089 HDC hdc, /* [in] Handle of device context */
1090 const WORD *indices, /* [in] Address of glyph index array */
1091 INT count, /* [in] Number of glyphs in array */
1092 LPSIZE size) /* [out] Address of structure for string size */
1093 {
1094 BOOL ret = FALSE;
1095 DC * dc = DC_GetDCPtr( hdc );
1096 if (!dc) return FALSE;
1097
1098 if(dc->gdiFont) {
1099 ret = WineEngGetTextExtentPointI(dc->gdiFont, indices, count, size);
1100 size->cx = abs(INTERNAL_XDSTOWS(dc, size->cx));
1101 size->cy = abs(INTERNAL_YDSTOWS(dc, size->cy));
1102 size->cx += count * dc->charExtra;
1103 }
1104 else if(dc->funcs->pGetTextExtentPoint) {
1105 FIXME("calling GetTextExtentPoint\n");
1106 ret = dc->funcs->pGetTextExtentPoint( dc->physDev, (LPCWSTR)indices, count, size );
1107 }
1108
1109 GDI_ReleaseObj( hdc );
1110
1111 TRACE("(%p %p %d %p): returning %ld x %ld\n",
1112 hdc, indices, count, size, size->cx, size->cy );
1113 return ret;
1114 }
1115
1116
1117 /***********************************************************************
1118 * GetTextExtentPointA (GDI32.@)
1119 */
1120 BOOL WINAPI GetTextExtentPointA( HDC hdc, LPCSTR str, INT count,
1121 LPSIZE size )
1122 {
1123 TRACE("not bug compatible.\n");
1124 return GetTextExtentPoint32A( hdc, str, count, size );
1125 }
1126
1127 /***********************************************************************
1128 * GetTextExtentPointW (GDI32.@)
1129 */
1130 BOOL WINAPI GetTextExtentPointW( HDC hdc, LPCWSTR str, INT count,
1131 LPSIZE size )
1132 {
1133 TRACE("not bug compatible.\n");
1134 return GetTextExtentPoint32W( hdc, str, count, size );
1135 }
1136
1137
1138 /***********************************************************************
1139 * GetTextExtentExPointA (GDI32.@)
1140 */
1141 BOOL WINAPI GetTextExtentExPointA( HDC hdc, LPCSTR str, INT count,
1142 INT maxExt, LPINT lpnFit,
1143 LPINT alpDx, LPSIZE size )
1144 {
1145 BOOL ret;
1146 INT wlen;
1147 INT *walpDx = NULL;
1148 LPWSTR p = NULL;
1149
1150 if (alpDx &&
1151 NULL == (walpDx = HeapAlloc(GetProcessHeap(), 0, count * sizeof(INT))))
1152 return FALSE;
1153
1154 p = FONT_mbtowc(str, count, &wlen);
1155 ret = GetTextExtentExPointW( hdc, p, wlen, maxExt, lpnFit, walpDx, size);
1156 if (walpDx)
1157 {
1158 INT n = lpnFit ? *lpnFit : wlen;
1159 INT i, j;
1160 for(i = 0, j = 0; i < n; i++, j++)
1161 {
1162 alpDx[j] = walpDx[i];
1163 if (IsDBCSLeadByte(str[j])) alpDx[++j] = walpDx[i];
1164 }
1165 }
1166 if (lpnFit) *lpnFit = WideCharToMultiByte(CP_ACP,0,p,*lpnFit,NULL,0,NULL,NULL);
1167 HeapFree( GetProcessHeap(), 0, p );
1168 HeapFree( GetProcessHeap(), 0, walpDx );
1169 return ret;
1170 }
1171
1172
1173 /***********************************************************************
1174 * GetTextExtentExPointW (GDI32.@)
1175 *
1176 * Return the size of the string as it would be if it was output properly by
1177 * e.g. TextOut.
1178 *
1179 * This should include
1180 * - Intercharacter spacing
1181 * - justification spacing (not yet done)
1182 * - kerning? see below
1183 *
1184 * Kerning. Since kerning would be carried out by the rendering code it should
1185 * be done by the driver. However they don't support it yet. Also I am not
1186 * yet persuaded that (certainly under Win95) any kerning is actually done.
1187 *
1188 * str: According to MSDN this should be null-terminated. That is not true; a
1189 * null will not terminate it early.
1190 * size: Certainly under Win95 this appears buggy or weird if *lpnFit is less
1191 * than count. I have seen it be either the size of the full string or
1192 * 1 less than the size of the full string. I have not seen it bear any
1193 * resemblance to the portion that would fit.
1194 * lpnFit: What exactly is fitting? Stupidly, in my opinion, it includes the
1195 * trailing intercharacter spacing and any trailing justification.
1196 *
1197 * FIXME
1198 * Currently we do this by measuring each character etc. We should do it by
1199 * passing the request to the driver, perhaps by extending the
1200 * pGetTextExtentPoint function to take the alpDx argument. That would avoid
1201 * thinking about kerning issues and rounding issues in the justification.
1202 */
1203
1204 BOOL WINAPI GetTextExtentExPointW( HDC hdc, LPCWSTR str, INT count,
1205 INT maxExt, LPINT lpnFit,
1206 LPINT alpDx, LPSIZE size )
1207 {
1208 int index, nFit, extent;
1209 SIZE tSize;
1210 BOOL ret = FALSE;
1211
1212 TRACE("(%p, %s, %d)\n",hdc,debugstr_wn(str,count),maxExt);
1213
1214 size->cx = size->cy = nFit = extent = 0;
1215 for(index = 0; index < count; index++)
1216 {
1217 if(!GetTextExtentPoint32W( hdc, str, index + 1, &tSize )) goto done;
1218 /* GetTextExtentPoint includes intercharacter spacing. */
1219 /* FIXME - justification needs doing yet. Remember that the base
1220 * data will not be in logical coordinates.
1221 */
1222 extent = tSize.cx;
1223 if( !lpnFit || extent <= maxExt )
1224 /* It is allowed to be equal. */
1225 {
1226 nFit++;
1227 if( alpDx ) alpDx[index] = extent;
1228 }
1229 if( tSize.cy > size->cy ) size->cy = tSize.cy;
1230 }
1231 size->cx = extent;
1232 if(lpnFit) *lpnFit = nFit;
1233 ret = TRUE;
1234
1235 TRACE("returning %d %ld x %ld\n",nFit,size->cx,size->cy);
1236
1237 done:
1238 return ret;
1239 }
1240
1241 /***********************************************************************
1242 * GetTextMetricsA (GDI32.@)
1243 */
1244 BOOL WINAPI GetTextMetricsA( HDC hdc, TEXTMETRICA *metrics )
1245 {
1246 TEXTMETRICW tm32;
1247
1248 if (!GetTextMetricsW( hdc, &tm32 )) return FALSE;
1249 FONT_TextMetricWToA( &tm32, metrics );
1250 return TRUE;
1251 }
1252
1253 /***********************************************************************
1254 * GetTextMetricsW (GDI32.@)
1255 */
1256 BOOL WINAPI GetTextMetricsW( HDC hdc, TEXTMETRICW *metrics )
1257 {
1258 BOOL ret = FALSE;
1259 DC * dc = DC_GetDCPtr( hdc );
1260 if (!dc) return FALSE;
1261
1262 if (dc->gdiFont)
1263 ret = WineEngGetTextMetrics(dc->gdiFont, metrics);
1264 else if (dc->funcs->pGetTextMetrics)
1265 ret = dc->funcs->pGetTextMetrics( dc->physDev, metrics );
1266
1267 if (ret)
1268 {
1269 /* device layer returns values in device units
1270 * therefore we have to convert them to logical */
1271
1272 #define WDPTOLP(x) ((x<0)? \
1273 (-abs(INTERNAL_XDSTOWS(dc, (x)))): \
1274 (abs(INTERNAL_XDSTOWS(dc, (x)))))
1275 #define HDPTOLP(y) ((y<0)? \
1276 (-abs(INTERNAL_YDSTOWS(dc, (y)))): \
1277 (abs(INTERNAL_YDSTOWS(dc, (y)))))
1278
1279 metrics->tmHeight = HDPTOLP(metrics->tmHeight);
1280 metrics->tmAscent = HDPTOLP(metrics->tmAscent);
1281 metrics->tmDescent = HDPTOLP(metrics->tmDescent);
1282 metrics->tmInternalLeading = HDPTOLP(metrics->tmInternalLeading);
1283 metrics->tmExternalLeading = HDPTOLP(metrics->tmExternalLeading);
1284 metrics->tmAveCharWidth = WDPTOLP(metrics->tmAveCharWidth);
1285 metrics->tmMaxCharWidth = WDPTOLP(metrics->tmMaxCharWidth);
1286 metrics->tmOverhang = WDPTOLP(metrics->tmOverhang);
1287 ret = TRUE;
1288 #undef WDPTOLP
1289 #undef HDPTOLP
1290 TRACE("text metrics:\n"
1291 " Weight = %03li\t FirstChar = %i\t AveCharWidth = %li\n"
1292 " Italic = % 3i\t LastChar = %i\t\t MaxCharWidth = %li\n"
1293 " UnderLined = %01i\t DefaultChar = %i\t Overhang = %li\n"
1294 " StruckOut = %01i\t BreakChar = %i\t CharSet = %i\n"
1295 " PitchAndFamily = %02x\n"
1296 " --------------------\n"
1297 " InternalLeading = %li\n"
1298 " Ascent = %li\n"
1299 " Descent = %li\n"
1300 " Height = %li\n",
1301 metrics->tmWeight, metrics->tmFirstChar, metrics->tmAveCharWidth,
1302 metrics->tmItalic, metrics->tmLastChar, metrics->tmMaxCharWidth,
1303 metrics->tmUnderlined, metrics->tmDefaultChar, metrics->tmOverhang,
1304 metrics->tmStruckOut, metrics->tmBreakChar, metrics->tmCharSet,
1305 metrics->tmPitchAndFamily,
1306 metrics->tmInternalLeading,
1307 metrics->tmAscent,
1308 metrics->tmDescent,
1309 metrics->tmHeight );
1310 }
1311 GDI_ReleaseObj( hdc );
1312 return ret;
1313 }
1314
1315
1316 /***********************************************************************
1317 * GetOutlineTextMetrics [GDI.308] Gets metrics for TrueType fonts.
1318 *
1319 * NOTES
1320 * lpOTM should be LPOUTLINETEXTMETRIC
1321 *
1322 * RETURNS
1323 * Success: Non-zero or size of required buffer
1324 * Failure: 0
1325 */
1326 UINT16 WINAPI GetOutlineTextMetrics16(
1327 HDC16 hdc, /* [in] Handle of device context */
1328 UINT16 cbData, /* [in] Size of metric data array */
1329 LPOUTLINETEXTMETRIC16 lpOTM) /* [out] Address of metric data array */
1330 {
1331 FIXME("(%04x,%04x,%p): stub\n", hdc,cbData,lpOTM);
1332 return 0;
1333 }
1334
1335
1336 /***********************************************************************
1337 * GetOutlineTextMetricsA (GDI32.@)
1338 * Gets metrics for TrueType fonts.
1339 *
1340 * NOTES
1341 * If the supplied buffer isn't big enough Windows partially fills it up to
1342 * its given length and returns that length.
1343 *
1344 * RETURNS
1345 * Success: Non-zero or size of required buffer
1346 * Failure: 0
1347 */
1348 UINT WINAPI GetOutlineTextMetricsA(
1349 HDC hdc, /* [in] Handle of device context */
1350 UINT cbData, /* [in] Size of metric data array */
1351 LPOUTLINETEXTMETRICA lpOTM) /* [out] Address of metric data array */
1352 {
1353 char buf[512], *ptr;
1354 UINT ret, needed;
1355 OUTLINETEXTMETRICW *lpOTMW = (OUTLINETEXTMETRICW *)buf;
1356 OUTLINETEXTMETRICA *output = lpOTM;
1357 INT left, len;
1358
1359 if((ret = GetOutlineTextMetricsW(hdc, 0, NULL)) == 0)
1360 return 0;
1361 if(ret > sizeof(buf))
1362 lpOTMW = HeapAlloc(GetProcessHeap(), 0, ret);
1363 GetOutlineTextMetricsW(hdc, ret, lpOTMW);
1364
1365 needed = sizeof(OUTLINETEXTMETRICA);
1366 if(lpOTMW->otmpFamilyName)
1367 needed += WideCharToMultiByte(CP_ACP, 0,
1368 (WCHAR*)((char*)lpOTMW + (ptrdiff_t)lpOTMW->otmpFamilyName), -1,
1369 NULL, 0, NULL, NULL);
1370 if(lpOTMW->otmpFaceName)
1371 needed += WideCharToMultiByte(CP_ACP, 0,
1372 (WCHAR*)((char*)lpOTMW + (ptrdiff_t)lpOTMW->otmpFaceName), -1,
1373 NULL, 0, NULL, NULL);
1374 if(lpOTMW->otmpStyleName)
1375 needed += WideCharToMultiByte(CP_ACP, 0,
1376 (WCHAR*)((char*)lpOTMW + (ptrdiff_t)lpOTMW->otmpStyleName), -1,
1377 NULL, 0, NULL, NULL);
1378 if(lpOTMW->otmpFullName)
1379 needed += WideCharToMultiByte(CP_ACP, 0,
1380 (WCHAR*)((char*)lpOTMW + (ptrdiff_t)lpOTMW->otmpFullName), -1,
1381 NULL, 0, NULL, NULL);
1382
1383 if(!lpOTM) {
1384 ret = needed;
1385 goto end;
1386 }
1387
1388 TRACE("needed = %d\n", needed);
1389 if(needed > cbData)
1390 /* Since the supplied buffer isn't big enough, we'll alloc one
1391 that is and memcpy the first cbData bytes into the lpOTM at
1392 the end. */
1393 output = HeapAlloc(GetProcessHeap(), 0, needed);
1394
1395 ret = output->otmSize = min(needed, cbData);
1396 FONT_TextMetricWToA( &lpOTMW->otmTextMetrics, &output->otmTextMetrics );
1397 output->otmFiller = 0;
1398 output->otmPanoseNumber = lpOTMW->otmPanoseNumber;
1399 output->otmfsSelection = lpOTMW->otmfsSelection;
1400 output->otmfsType = lpOTMW->otmfsType;
1401 output->otmsCharSlopeRise = lpOTMW->otmsCharSlopeRise;
1402 output->otmsCharSlopeRun = lpOTMW->otmsCharSlopeRun;
1403 output->otmItalicAngle = lpOTMW->otmItalicAngle;
1404 output->otmEMSquare = lpOTMW->otmEMSquare;
1405 output->otmAscent = lpOTMW->otmAscent;
1406 output->otmDescent = lpOTMW->otmDescent;
1407 output->otmLineGap = lpOTMW->otmLineGap;
1408 output->otmsCapEmHeight = lpOTMW->otmsCapEmHeight;
1409 output->otmsXHeight = lpOTMW->otmsXHeight;
1410 output->otmrcFontBox = lpOTMW->otmrcFontBox;
1411 output->otmMacAscent = lpOTMW->otmMacAscent;
1412 output->otmMacDescent = lpOTMW->otmMacDescent;
1413 output->otmMacLineGap = lpOTMW->otmMacLineGap;
1414 output->otmusMinimumPPEM = lpOTMW->otmusMinimumPPEM;
1415 output->otmptSubscriptSize = lpOTMW->otmptSubscriptSize;
1416 output->otmptSubscriptOffset = lpOTMW->otmptSubscriptOffset;
1417 output->otmptSuperscriptSize = lpOTMW->otmptSuperscriptSize;
1418 output->otmptSuperscriptOffset = lpOTMW->otmptSuperscriptOffset;
1419 output->otmsStrikeoutSize = lpOTMW->otmsStrikeoutSize;
1420 output->otmsStrikeoutPosition = lpOTMW->otmsStrikeoutPosition;
1421 output->otmsUnderscoreSize = lpOTMW->otmsUnderscoreSize;
1422 output->otmsUnderscorePosition = lpOTMW->otmsUnderscorePosition;
1423
1424
1425 ptr = (char*)(output + 1);
1426 left = needed - sizeof(*output);
1427
1428 if(lpOTMW->otmpFamilyName) {
1429 output->otmpFamilyName = (LPSTR)(ptr - (char*)output);
1430 len = WideCharToMultiByte(CP_ACP, 0,
1431 (WCHAR*)((char*)lpOTMW + (ptrdiff_t)lpOTMW->otmpFamilyName), -1,
1432 ptr, left, NULL, NULL);
1433 left -= len;
1434 ptr += len;
1435 } else
1436 output->otmpFamilyName = 0;
1437
1438 if(lpOTMW->otmpFaceName) {
1439 output->otmpFaceName = (LPSTR)(ptr - (char*)output);
1440 len = WideCharToMultiByte(CP_ACP, 0,
1441 (WCHAR*)((char*)lpOTMW + (ptrdiff_t)lpOTMW->otmpFaceName), -1,
1442 ptr, left, NULL, NULL);
1443 left -= len;
1444 ptr += len;
1445 } else
1446 output->otmpFaceName = 0;
1447
1448 if(lpOTMW->otmpStyleName) {
1449 output->otmpStyleName = (LPSTR)(ptr - (char*)output);
1450 len = WideCharToMultiByte(CP_ACP, 0,
1451 (WCHAR*)((char*)lpOTMW + (ptrdiff_t)lpOTMW->otmpStyleName), -1,
1452 ptr, left, NULL, NULL);
1453 left -= len;
1454 ptr += len;
1455 } else
1456 output->otmpStyleName = 0;
1457
1458 if(lpOTMW->otmpFullName) {
1459 output->otmpFullName = (LPSTR)(ptr - (char*)output);
1460 len = WideCharToMultiByte(CP_ACP, 0,
1461 (WCHAR*)((char*)lpOTMW + (ptrdiff_t)lpOTMW->otmpFullName), -1,
1462 ptr, left, NULL, NULL);
1463 left -= len;
1464 } else
1465 output->otmpFullName = 0;
1466
1467 assert(left == 0);
1468
1469 if(output != lpOTM) {
1470 memcpy(lpOTM, output, cbData);
1471 HeapFree(GetProcessHeap(), 0, output);
1472 }
1473
1474 end:
1475 if(lpOTMW != (OUTLINETEXTMETRICW *)buf)
1476 HeapFree(GetProcessHeap(), 0, lpOTMW);
1477
1478 return ret;
1479 }
1480
1481
1482 /***********************************************************************
1483 * GetOutlineTextMetricsW [GDI32.@]
1484 */
1485 UINT WINAPI GetOutlineTextMetricsW(
1486 HDC hdc, /* [in] Handle of device context */
1487 UINT cbData, /* [in] Size of metric data array */
1488 LPOUTLINETEXTMETRICW lpOTM) /* [out] Address of metric data array */
1489 {
1490 DC *dc = DC_GetDCPtr( hdc );
1491 OUTLINETEXTMETRICW *output = lpOTM;
1492 UINT ret;
1493
1494 TRACE("(%p,%d,%p)\n", hdc, cbData, lpOTM);
1495 if(!dc) return 0;
1496
1497 if(dc->gdiFont) {
1498 ret = WineEngGetOutlineTextMetrics(dc->gdiFont, cbData, output);
1499 if(lpOTM && ret) {
1500 if(ret > cbData) {
1501 output = HeapAlloc(GetProcessHeap(), 0, ret);
1502 WineEngGetOutlineTextMetrics(dc->gdiFont, ret, output);
1503 }
1504
1505 #define WDPTOLP(x) ((x<0)? \
1506 (-abs(INTERNAL_XDSTOWS(dc, (x)))): \
1507 (abs(INTERNAL_XDSTOWS(dc, (x)))))
1508 #define HDPTOLP(y) ((y<0)? \
1509 (-abs(INTERNAL_YDSTOWS(dc, (y)))): \
1510 (abs(INTERNAL_YDSTOWS(dc, (y)))))
1511
1512 output->otmTextMetrics.tmHeight = HDPTOLP(output->otmTextMetrics.tmHeight);
1513 output->otmTextMetrics.tmAscent = HDPTOLP(output->otmTextMetrics.tmAscent);
1514 output->otmTextMetrics.tmDescent = HDPTOLP(output->otmTextMetrics.tmDescent);
1515 output->otmTextMetrics.tmInternalLeading = HDPTOLP(output->otmTextMetrics.tmInternalLeading);
1516 output->otmTextMetrics.tmExternalLeading = HDPTOLP(output->otmTextMetrics.tmExternalLeading);
1517 output->otmTextMetrics.tmAveCharWidth = WDPTOLP(output->otmTextMetrics.tmAveCharWidth);
1518 output->otmTextMetrics.tmMaxCharWidth = WDPTOLP(output->otmTextMetrics.tmMaxCharWidth);
1519 output->otmTextMetrics.tmOverhang = WDPTOLP(output->otmTextMetrics.tmOverhang);
1520 output->otmAscent = HDPTOLP(output->otmAscent);
1521 output->otmDescent = HDPTOLP(output->otmDescent);
1522 output->otmLineGap = HDPTOLP(output->otmLineGap);
1523 output->otmsCapEmHeight = HDPTOLP(output->otmsCapEmHeight);
1524 output->otmsXHeight = HDPTOLP(output->otmsXHeight);
1525 output->otmrcFontBox.top = HDPTOLP(output->otmrcFontBox.top);
1526 output->otmrcFontBox.bottom = HDPTOLP(output->otmrcFontBox.bottom);
1527 output->otmrcFontBox.left = WDPTOLP(output->otmrcFontBox.left);
1528 output->otmrcFontBox.right = WDPTOLP(output->otmrcFontBox.right);
1529 output->otmMacAscent = HDPTOLP(output->otmMacAscent);
1530 output->otmMacDescent = HDPTOLP(output->otmMacDescent);
1531 output->otmMacLineGap = HDPTOLP(output->otmMacLineGap);
1532 output->otmptSubscriptSize.x = WDPTOLP(output->otmptSubscriptSize.x);
1533 output->otmptSubscriptSize.y = HDPTOLP(output->otmptSubscriptSize.y);
1534 output->otmptSubscriptOffset.x = WDPTOLP(output->otmptSubscriptOffset.x);
1535 output->otmptSubscriptOffset.y = HDPTOLP(output->otmptSubscriptOffset.y);
1536 output->otmptSuperscriptSize.x = WDPTOLP(output->otmptSuperscriptSize.x);
1537 output->otmptSuperscriptSize.y = HDPTOLP(output->otmptSuperscriptSize.y);
1538 output->otmptSuperscriptOffset.x = WDPTOLP(output->otmptSuperscriptOffset.x);
1539 output->otmptSuperscriptOffset.y = HDPTOLP(output->otmptSuperscriptOffset.y);
1540 output->otmsStrikeoutSize = HDPTOLP(output->otmsStrikeoutSize);
1541 output->otmsStrikeoutPosition = HDPTOLP(output->otmsStrikeoutPosition);
1542 output->otmsUnderscoreSize = HDPTOLP(output->otmsUnderscoreSize);
1543 output->otmsUnderscorePosition = HDPTOLP(output->otmsUnderscorePosition);
1544 #undef WDPTOLP
1545 #undef HDPTOLP
1546 if(output != lpOTM) {
1547 memcpy(lpOTM, output, cbData);
1548 HeapFree(GetProcessHeap(), 0, output);
1549 ret = cbData;
1550 }
1551 }
1552 }
1553
1554 else { /* This stuff was in GetOutlineTextMetricsA, I've moved it here
1555 but really this should just be a return 0. */
1556
1557 ret = sizeof(*lpOTM);
1558 if (lpOTM) {
1559 if(cbData < ret)
1560 ret = 0;
1561 else {
1562 memset(lpOTM, 0, ret);
1563 lpOTM->otmSize = sizeof(*lpOTM);
1564 GetTextMetricsW(hdc, &lpOTM->otmTextMetrics);
1565 /*
1566 Further fill of the structure not implemented,
1567 Needs real values for the structure members
1568 */
1569 }
1570 }
1571 }
1572 GDI_ReleaseObj(hdc);
1573 return ret;
1574 }
1575
1576
1577 /***********************************************************************
1578 * GetCharWidthW (GDI32.@)
1579 * GetCharWidth32W (GDI32.@)
1580 */
1581 BOOL WINAPI GetCharWidth32W( HDC hdc, UINT firstChar, UINT lastChar,
1582 LPINT buffer )
1583 {
1584 UINT i;
1585 BOOL ret = FALSE;
1586 DC * dc = DC_GetDCPtr( hdc );
1587 if (!dc) return FALSE;
1588
1589 if (dc->gdiFont)
1590 ret = WineEngGetCharWidth( dc->gdiFont, firstChar, lastChar, buffer );
1591 else if (dc->funcs->pGetCharWidth)
1592 ret = dc->funcs->pGetCharWidth( dc->physDev, firstChar, lastChar, buffer);
1593
1594 if (ret)
1595 {
1596 /* convert device units to logical */
1597 for( i = firstChar; i <= lastChar; i++, buffer++ )
1598 *buffer = INTERNAL_XDSTOWS(dc, *buffer);
1599 ret = TRUE;
1600 }
1601 GDI_ReleaseObj( hdc );
1602 return ret;
1603 }
1604
1605
1606 /***********************************************************************
1607 * GetCharWidthA (GDI32.@)
1608 * GetCharWidth32A (GDI32.@)
1609 */
1610 BOOL WINAPI GetCharWidth32A( HDC hdc, UINT firstChar, UINT lastChar,
1611 LPINT buffer )
1612 {
1613 INT i, wlen, count = (INT)(lastChar - firstChar + 1);
1614 LPSTR str;
1615 LPWSTR wstr;
1616 BOOL ret = TRUE;
1617
1618 if(count <= 0) return FALSE;
1619
1620 str = HeapAlloc(GetProcessHeap(), 0, count);
1621 for(i = 0; i < count; i++)
1622 str[i] = (BYTE)(firstChar + i);
1623
1624 wstr = FONT_mbtowc(str, count, &wlen);
1625
1626 for(i = 0; i < wlen; i++)
1627 {
1628 if(!GetCharWidth32W(hdc, wstr[i], wstr[i], buffer))
1629 {
1630 ret = FALSE;
1631 break;
1632 }
1633 buffer++;
1634 }
1635
1636 HeapFree(GetProcessHeap(), 0, str);
1637 HeapFree(GetProcessHeap(), 0, wstr);
1638
1639 return ret;
1640 }
1641
1642
1643 /***********************************************************************
1644 * ExtTextOutA (GDI32.@)
1645 *
1646 * See ExtTextOutW.
1647 */
1648 BOOL WINAPI ExtTextOutA( HDC hdc, INT x, INT y, UINT flags,
1649 const RECT *lprect, LPCSTR str, UINT count, const INT *lpDx )
1650 {
1651 INT wlen;
1652 LPWSTR p;
1653 BOOL ret;
1654 LPINT lpDxW = NULL;
1655
1656 if (flags & ETO_GLYPH_INDEX)
1657 return ExtTextOutW( hdc, x, y, flags, lprect, (LPCWSTR)str, count, lpDx );
1658
1659 p = FONT_mbtowc(str, count, &wlen);
1660
1661 if (lpDx) {
1662 unsigned int i = 0, j = 0;
1663
1664 lpDxW = HeapAlloc( GetProcessHeap(), 0, wlen*sizeof(INT));
1665 while(i < count) {
1666 if(IsDBCSLeadByte(str[i])) {
1667 lpDxW[j++] = lpDx[i] + lpDx[i+1];
1668 i = i + 2;
1669 } else {
1670 lpDxW[j++] = lpDx[i];
1671 i = i + 1;
1672 }
1673 }
1674 }
1675
1676 ret = ExtTextOutW( hdc, x, y, flags, lprect, p, wlen, lpDxW );
1677
1678 HeapFree( GetProcessHeap(), 0, p );
1679 HeapFree( GetProcessHeap(), 0, lpDxW );
1680 return ret;
1681 }
1682
1683
1684 /***********************************************************************
1685 * ExtTextOutW (GDI32.@)
1686 *
1687 * Draws text using the currently selected font, background color, and text color.
1688 *
1689 *
1690 * PARAMS
1691 * x,y [I] coordinates of string
1692 * flags [I]
1693 * ETO_GRAYED - undocumented on MSDN
1694 * ETO_OPAQUE - use background color for fill the rectangle
1695 * ETO_CLIPPED - clipping text to the rectangle
1696 * ETO_GLYPH_INDEX - Buffer is of glyph locations in fonts rather
1697 * than encoded characters. Implies ETO_IGNORELANGUAGE
1698 * ETO_RTLREADING - Paragraph is basically a right-to-left paragraph.
1699 * Affects BiDi ordering
1700 * ETO_IGNORELANGUAGE - Undocumented in MSDN - instructs ExtTextOut not to do BiDi reordering
1701 * ETO_PDY - unimplemented
1702 * ETO_NUMERICSLATIN - unimplemented always assumed -
1703 * do not translate numbers into locale representations
1704 * ETO_NUMERICSLOCAL - unimplemented - Numerals in Arabic/Farsi context should assume local form
1705 * lprect [I] dimensions for clipping or/and opaquing
1706 * str [I] text string
1707 * count [I] number of symbols in string
1708 * lpDx [I] optional parameter with distance between drawing characters
1709 *
1710 * RETURNS
1711 * Success: TRUE
1712 * Failure: FALSE
1713 */
1714 BOOL WINAPI ExtTextOutW( HDC hdc, INT x, INT y, UINT flags,
1715 const RECT *lprect, LPCWSTR str, UINT count, const INT *lpDx )
1716 {
1717 BOOL ret = FALSE;
1718 LPWSTR reordered_str = (LPWSTR)str;
1719 WORD *glyphs = NULL;
1720 UINT align = GetTextAlign( hdc );
1721 POINT pt;
1722 TEXTMETRICW tm;
1723 LOGFONTW lf;
1724 double cosEsc, sinEsc;
1725 INT *deltas = NULL, char_extra;
1726 SIZE sz;
1727 RECT rc;
1728 BOOL done_extents = FALSE;
1729 INT width, xwidth = 0, ywidth = 0;
1730 DWORD type;
1731 DC * dc = DC_GetDCUpdate( hdc );
1732
1733 if (!dc) return FALSE;
1734
1735 if (flags & (ETO_NUMERICSLOCAL | ETO_NUMERICSLATIN | ETO_PDY))
1736 FIXME("flags ETO_NUMERICSLOCAL | ETO_NUMERICSLATIN | ETO_PDY unimplemented\n");
1737
1738 if (!dc->funcs->pExtTextOut && !PATH_IsPathOpen(dc->path))
1739 {
1740 GDI_ReleaseObj( hdc );
1741 return ret;
1742 }
1743
1744 type = GetObjectType(hdc);
1745 if(type == OBJ_METADC || type == OBJ_ENHMETADC)
1746 {
1747 ret = dc->funcs->pExtTextOut(dc->physDev, x, y, flags, lprect, str, count, lpDx);
1748 GDI_ReleaseObj( hdc );
1749 return ret;
1750 }
1751
1752 if( !(flags & (ETO_GLYPH_INDEX | ETO_IGNORELANGUAGE)) && BidiAvail && count > 0 )
1753 {
1754 reordered_str = HeapAlloc(GetProcessHeap(), 0, count*sizeof(WCHAR));
1755
1756 BIDI_Reorder( str, count, GCP_REORDER,
1757 ((flags&ETO_RTLREADING)!=0 || (GetTextAlign(hdc)&TA_RTLREADING)!=0)?
1758 WINE_GCPW_FORCE_RTL:WINE_GCPW_FORCE_LTR,
1759 reordered_str, count, NULL );
1760
1761 flags |= ETO_IGNORELANGUAGE;
1762 }
1763
1764 TRACE("%p, %d, %d, %08x, %p, %s, %d, %p)\n", hdc, x, y, flags,
1765 lprect, debugstr_wn(str, count), count, lpDx);
1766
1767 if(flags & ETO_GLYPH_INDEX)
1768 glyphs = reordered_str;
1769
1770 if(lprect)
1771 TRACE("rect: %ld,%ld - %ld,%ld\n", lprect->left, lprect->top, lprect->right,
1772 lprect->bottom);
1773 TRACE("align = %x bkmode = %x mapmode = %x\n", align, GetBkMode(hdc), GetMapMode(hdc));
1774
1775 if(align & TA_UPDATECP)
1776 {
1777 GetCurrentPositionEx( hdc, &pt );
1778 x = pt.x;
1779 y = pt.y;
1780 }
1781
1782 GetTextMetricsW(hdc, &tm);
1783 GetObjectW(GetCurrentObject(hdc, OBJ_FONT), sizeof(lf), &lf);
1784
1785 if(!(tm.tmPitchAndFamily & TMPF_VECTOR)) /* Non-scalable fonts shouldn't be rotated */
1786 lf.lfEscapement = 0;
1787
1788 if(lf.lfEscapement != 0)
1789 {
1790 cosEsc = cos(lf.lfEscapement * M_PI / 1800);
1791 sinEsc = sin(lf.lfEscapement * M_PI / 1800);
1792 }
1793 else
1794 {
1795 cosEsc = 1;
1796 sinEsc = 0;
1797 }
1798
1799 if(flags & (ETO_CLIPPED | ETO_OPAQUE))
1800 {
1801 if(!lprect)
1802 {
1803 if(flags & ETO_CLIPPED) goto done;
1804 if(flags & ETO_GLYPH_INDEX)
1805 GetTextExtentPointI(hdc, glyphs, count, &sz);
1806 else
1807 GetTextExtentPointW(hdc, reordered_str, count, &sz);
1808
1809 done_extents = TRUE;
1810 rc.left = x;
1811 rc.top = y;
1812 rc.right = x + sz.cx;
1813 rc.bottom = y + sz.cy;
1814 }
1815 else
1816 {
1817 rc = *lprect;
1818 }
1819
1820 LPtoDP(hdc, (POINT*)&rc, 2);
1821
1822 if(rc.left > rc.right) {INT tmp = rc.left; rc.left = rc.right; rc.right = tmp;}
1823 if(rc.top > rc.bottom) {INT tmp = rc.top; rc.top = rc.bottom; rc.bottom = tmp;}
1824 }
1825
1826 if ((flags & ETO_OPAQUE) && !PATH_IsPathOpen(dc->path))
1827 dc->funcs->pExtTextOut(dc->physDev, 0, 0, ETO_OPAQUE, &rc, NULL, 0, NULL);
1828
1829 if(count == 0)
1830 {
1831 ret = TRUE;
1832 goto done;
1833 }
1834
1835 pt.x = x;
1836 pt.y = y;
1837 LPtoDP(hdc, &pt, 1);
1838 x = pt.x;
1839 y = pt.y;
1840
1841 char_extra = GetTextCharacterExtra(hdc);
1842 width = 0;
1843 if(char_extra || dc->breakExtra || lpDx)
1844 {
1845 UINT i;
1846 SIZE tmpsz;
1847 deltas = HeapAlloc(GetProcessHeap(), 0, count * sizeof(INT));
1848 for(i = 0; i < count; i++)
1849 {
1850 if(lpDx)
1851 deltas[i] = lpDx[i] + char_extra;
1852 else
1853 {
1854 if(flags & ETO_GLYPH_INDEX)
1855 GetTextExtentPointI(hdc, glyphs + i, 1, &tmpsz);
1856 else
1857 GetTextExtentPointW(hdc, reordered_str + i, 1, &tmpsz);
1858
1859 deltas[i] = tmpsz.cx;
1860 }
1861
1862 if (!(flags & ETO_GLYPH_INDEX) && dc->breakExtra && reordered_str[i] == tm.tmBreakChar)
1863 {
1864 deltas[i] = deltas[i] + dc->breakExtra;
1865 }
1866 deltas[i] = INTERNAL_XWSTODS(dc, deltas[i]);
1867 width += deltas[i];
1868 }
1869 }
1870 else
1871 {
1872 if(!done_extents)
1873 {
1874 if(flags & ETO_GLYPH_INDEX)
1875 GetTextExtentPointI(hdc, glyphs, count, &sz);
1876 else
1877 GetTextExtentPointW(hdc, reordered_str, count, &sz);
1878 done_extents = TRUE;
1879 }
1880 width = INTERNAL_XWSTODS(dc, sz.cx);
1881 }
1882 xwidth = width * cosEsc;
1883 ywidth = width * sinEsc;
1884
1885 tm.tmAscent = abs(INTERNAL_YWSTODS(dc, tm.tmAscent));
1886 tm.tmDescent = abs(INTERNAL_YWSTODS(dc, tm.tmDescent));
1887 switch( align & (TA_LEFT | TA_RIGHT | TA_CENTER) )
1888 {
1889 case TA_LEFT:
1890 if (align & TA_UPDATECP)
1891 {
1892 pt.x = x + xwidth;
1893 pt.y = y - ywidth;
1894 DPtoLP(hdc, &pt, 1);
1895 MoveToEx(hdc, pt.x, pt.y, NULL);
1896 }
1897 break;
1898
1899 case TA_CENTER:
1900 x -= xwidth / 2;
1901 y += ywidth / 2;
1902 break;
1903
1904 case TA_RIGHT:
1905 x -= xwidth;
1906 y += ywidth;
1907 if (align & TA_UPDATECP)
1908 {
1909 pt.x = x;
1910 pt.y = y;
1911 DPtoLP(hdc, &pt, 1);
1912 MoveToEx(hdc, pt.x, pt.y, NULL);
1913 }
1914 break;
1915 }
1916
1917 switch( align & (TA_TOP | TA_BOTTOM | TA_BASELINE) )
1918 {
1919 case TA_TOP:
1920 y += tm.tmAscent * cosEsc;
1921 x += tm.tmAscent * sinEsc;
1922 break;
1923
1924 case TA_BOTTOM:
1925 y -= tm.tmDescent * cosEsc;
1926 x -= tm.tmDescent * sinEsc;
1927 break;
1928
1929 case TA_BASELINE:
1930 break;
1931 }
1932
1933 if (GetBkMode(hdc) != TRANSPARENT && !PATH_IsPathOpen(dc->path))
1934 {
1935 if(!((flags & ETO_CLIPPED) && (flags & ETO_OPAQUE)))
1936 {
1937 if(!(flags & ETO_OPAQUE) || x < rc.left || x + width >= rc.right ||
1938 y - tm.tmAscent < rc.top || y + tm.tmDescent >= rc.bottom)
1939 {
1940 RECT rc;
1941 rc.left = x;
1942 rc.right = x + width;
1943 rc.top = y - tm.tmAscent;
1944 rc.bottom = y + tm.tmDescent;
1945 dc->funcs->pExtTextOut(dc->physDev, 0, 0, ETO_OPAQUE, &rc, NULL, 0, NULL);
1946 }
1947 }
1948 }
1949
1950 if(FontIsLinked(hdc) && !(flags & ETO_GLYPH_INDEX))
1951 {
1952 HFONT orig_font = dc->hFont, cur_font;
1953 UINT glyph;
1954 INT span = 0, *offsets = NULL, i;
1955
1956 glyphs = HeapAlloc(GetProcessHeap(), 0, count * sizeof(WORD));
1957 for(i = 0; i < count; i++)
1958 {
1959 WineEngGetLinkedHFont(dc, reordered_str[i], &cur_font, &glyph);
1960 if(cur_font != dc->hFont)
1961 {
1962 if(!offsets)
1963 {
1964 int j;
1965 offsets = HeapAlloc(GetProcessHeap(), 0, count * sizeof(*deltas));
1966 offsets[0] = 0;
1967 if(!deltas)
1968 {
1969 SIZE tmpsz;
1970 for(j = 1; j < count; j++)
1971 {
1972 GetTextExtentPointW(hdc, reordered_str + j - 1, 1, &tmpsz);
1973 offsets[j] = offsets[j-1] + INTERNAL_XWSTODS(dc, tmpsz.cx);
1974 }
1975 }
1976 else
1977 {
1978 for(j = 1; j < count; j++)
1979 offsets[j] = offsets[j-1] + deltas[j];
1980 }
1981 }
1982 if(span)
1983 {
1984 if (PATH_IsPathOpen(dc->path))
1985 ret = PATH_ExtTextOut(dc, x + offsets[i - span] * cosEsc, y - offsets[i - span] * sinEsc,
1986 (flags & ~ETO_OPAQUE) | ETO_GLYPH_INDEX, &rc,
1987 glyphs, span, deltas ? deltas + i - span : NULL);
1988 else
1989 dc->funcs->pExtTextOut(dc->physDev, x + offsets[i - span] * cosEsc, y - offsets[i - span] * sinEsc,
1990 (flags & ~ETO_OPAQUE) | ETO_GLYPH_INDEX, &rc,
1991 glyphs, span, deltas ? deltas + i - span : NULL);
1992 span = 0;
1993 }
1994 SelectObject(hdc, cur_font);
1995 }
1996 glyphs[span++] = glyph;
1997
1998 if(i == count - 1)
1999 {
2000 if (PATH_IsPathOpen(dc->path))
2001 ret = PATH_ExtTextOut(dc, x + (offsets ? offsets[count - span] * cosEsc : 0),
2002 y - (offsets ? offsets[count - span] * sinEsc : 0),
2003 (flags & ~ETO_OPAQUE) | ETO_GLYPH_INDEX, &rc,
2004 glyphs, span, deltas ? deltas + count - span : NULL);
2005 else
2006 ret = dc->funcs->pExtTextOut(dc->physDev, x + (offsets ? offsets[count - span] * cosEsc : 0),
2007 y - (offsets ? offsets[count - span] * sinEsc : 0),
2008 (flags & ~ETO_OPAQUE) | ETO_GLYPH_INDEX, &rc,
2009 glyphs, span, deltas ? deltas + count - span : NULL);
2010 SelectObject(hdc, orig_font);
2011 HeapFree(GetProcessHeap(), 0, offsets);
2012 }
2013 }
2014 }
2015 else
2016 {
2017 if(!(flags & ETO_GLYPH_INDEX) && dc->gdiFont)
2018 {
2019 glyphs = HeapAlloc(GetProcessHeap(), 0, count * sizeof(WORD));
2020 GetGlyphIndicesW(hdc, reordered_str, count, glyphs, 0);
2021 flags |= ETO_GLYPH_INDEX;
2022 }
2023
2024 if (PATH_IsPathOpen(dc->path))
2025 ret = PATH_ExtTextOut(dc, x, y, (flags & ~ETO_OPAQUE), &rc,
2026 glyphs ? glyphs : reordered_str, count, deltas);
2027 else
2028 ret = dc->funcs->pExtTextOut(dc->physDev, x, y, (flags & ~ETO_OPAQUE), &rc,
2029 glyphs ? glyphs : reordered_str, count, deltas);
2030 }
2031
2032 done:
2033 HeapFree(GetProcessHeap(), 0, deltas);
2034 if(glyphs != reordered_str)
2035 HeapFree(GetProcessHeap(), 0, glyphs);
2036 if(reordered_str != str)
2037 HeapFree(GetProcessHeap(), 0, reordered_str);
2038
2039 GDI_ReleaseObj( hdc );
2040
2041 if (ret && (lf.lfUnderline || lf.lfStrikeOut))
2042 {
2043 int underlinePos, strikeoutPos;
2044 int underlineWidth, strikeoutWidth;
2045 UINT size = GetOutlineTextMetricsW(hdc, 0, NULL);
2046 OUTLINETEXTMETRICW* otm = NULL;
2047
2048 if(!size)
2049 {
2050 underlinePos = 0;
2051 underlineWidth = tm.tmAscent / 20 + 1;
2052 strikeoutPos = tm.tmAscent / 2;
2053 strikeoutWidth = underlineWidth;
2054 }
2055 else
2056 {
2057 otm = HeapAlloc(GetProcessHeap(), 0, size);
2058 GetOutlineTextMetricsW(hdc, size, otm);
2059 underlinePos = otm->otmsUnderscorePosition;
2060 underlineWidth = otm->otmsUnderscoreSize;
2061 strikeoutPos = otm->otmsStrikeoutPosition;
2062 strikeoutWidth = otm->otmsStrikeoutSize;
2063 HeapFree(GetProcessHeap(), 0, otm);
2064 }
2065
2066 if (PATH_IsPathOpen(dc->path))
2067 {
2068 POINT pts[5];
2069 HPEN hpen;
2070 HBRUSH hbrush = CreateSolidBrush(GetTextColor(hdc));
2071
2072 hbrush = SelectObject(hdc, hbrush);
2073 hpen = SelectObject(hdc, GetStockObject(NULL_PEN));
2074
2075 if (lf.lfUnderline)
2076 {
2077 pts[0].x = x - underlinePos * sinEsc;
2078 pts[0].y = y - underlinePos * cosEsc;
2079 pts[1].x = x + xwidth - underlinePos * sinEsc;
2080 pts[1].y = y - ywidth - underlinePos * cosEsc;
2081 pts[2].x = pts[1].x + underlineWidth * sinEsc;
2082 pts[2].y = pts[1].y + underlineWidth * cosEsc;
2083 pts[3].x = pts[0].x + underlineWidth * sinEsc;
2084 pts[3].y = pts[0].y + underlineWidth * cosEsc;
2085 pts[4].x = pts[0].x;
2086 pts[4].y = pts[0].y;
2087 DPtoLP(hdc, pts, 5);
2088 Polygon(hdc, pts, 5);
2089 }
2090
2091 if (lf.lfStrikeOut)
2092 {
2093 pts[0].x = x - strikeoutPos * sinEsc;
2094 pts[0].y = y - strikeoutPos * cosEsc;
2095 pts[1].x = x + xwidth - strikeoutPos * sinEsc;
2096 pts[1].y = y - ywidth - strikeoutPos * cosEsc;
2097 pts[2].x = pts[1].x + strikeoutWidth * sinEsc;
2098 pts[2].y = pts[1].y + strikeoutWidth * cosEsc;
2099 pts[3].x = pts[0].x + strikeoutWidth * sinEsc;
2100 pts[3].y = pts[0].y + strikeoutWidth * cosEsc;
2101 pts[4].x = pts[0].x;
2102 pts[4].y = pts[0].y;
2103 DPtoLP(hdc, pts, 5);
2104 Polygon(hdc, pts, 5);
2105 }
2106
2107 SelectObject(hdc, hpen);
2108 hbrush = SelectObject(hdc, hbrush);
2109 DeleteObject(hbrush);
2110 }
2111 else
2112 {
2113 POINT pts[2], oldpt;
2114 HPEN hpen;
2115
2116 if (lf.lfUnderline)
2117 {
2118 hpen = CreatePen(PS_SOLID, underlineWidth, GetTextColor(hdc));
2119 hpen = SelectObject(hdc, hpen);
2120 pts[0].x = x;
2121 pts[0].y = y;
2122 pts[1].x = x + xwidth;
2123 pts[1].y = y - ywidth;
2124 DPtoLP(hdc, pts, 2);
2125 MoveToEx(hdc, pts[0].x - underlinePos * sinEsc, pts[0].y - underlinePos * cosEsc, &oldpt);
2126 LineTo(hdc, pts[1].x - underlinePos * sinEsc, pts[1].y - underlinePos * cosEsc);
2127 MoveToEx(hdc, oldpt.x, oldpt.y, NULL);
2128 DeleteObject(SelectObject(hdc, hpen));
2129 }
2130
2131 if (lf.lfStrikeOut)
2132 {
2133 hpen = CreatePen(PS_SOLID, strikeoutWidth, GetTextColor(hdc));
2134 hpen = SelectObject(hdc, hpen);
2135 pts[0].x = x;
2136 pts[0].y = y;
2137 pts[1].x = x + xwidth;
2138 pts[1].y = y - ywidth;
2139 DPtoLP(hdc, pts, 2);
2140 MoveToEx(hdc, pts[0].x - strikeoutPos * sinEsc, pts[0].y - strikeoutPos * cosEsc, &oldpt);
2141 LineTo(hdc, pts[1].x - strikeoutPos * sinEsc, pts[1].y - strikeoutPos * cosEsc);
2142 MoveToEx(hdc, oldpt.x, oldpt.y, NULL);
2143 DeleteObject(SelectObject(hdc, hpen));
2144 }
2145 }
2146 }
2147
2148 return ret;
2149 }
2150
2151
2152 /***********************************************************************
2153 * TextOutA (GDI32.@)
2154 */
2155 BOOL WINAPI TextOutA( HDC hdc, INT x, INT y, LPCSTR str, INT count )
2156 {
2157 return ExtTextOutA( hdc, x, y, 0, NULL, str, count, NULL );
2158 }
2159
2160
2161 /***********************************************************************
2162 * TextOutW (GDI32.@)
2163 */
2164 BOOL WINAPI TextOutW(HDC hdc, INT x, INT y, LPCWSTR str, INT count)
2165 {
2166 return ExtTextOutW( hdc, x, y, 0, NULL, str, count, NULL );
2167 }
2168
2169
2170 /***********************************************************************
2171 * PolyTextOutA (GDI32.@)
2172 *
2173 * See PolyTextOutW.
2174 */
2175 BOOL WINAPI PolyTextOutA ( HDC hdc, /* [in] Handle to device context */
2176 PPOLYTEXTA pptxt, /* [in] Array of strings */
2177 INT cStrings ) /* [in] Number of strings in array */
2178 {
2179 for (; cStrings>0; cStrings--, pptxt++)
2180 if (!ExtTextOutA( hdc, pptxt->x, pptxt->y, pptxt->uiFlags, &pptxt->rcl, pptxt->lpstr, pptxt->n, pptxt->pdx ))
2181 return FALSE;
2182 return TRUE;
2183 }
2184
2185
2186
2187 /***********************************************************************
2188 * PolyTextOutW (GDI32.@)
2189 *
2190 * Draw several Strings
2191 *
2192 * RETURNS
2193 * TRUE: Success.
2194 * FALSE: Failure.
2195 */
2196 BOOL WINAPI PolyTextOutW ( HDC hdc, /* [in] Handle to device context */
2197 PPOLYTEXTW pptxt, /* [in] Array of strings */
2198 INT cStrings ) /* [in] Number of strings in array */
2199 {
2200 for (; cStrings>0; cStrings--, pptxt++)
2201 if (!ExtTextOutW( hdc, pptxt->x, pptxt->y, pptxt->uiFlags, &pptxt->rcl, pptxt->lpstr, pptxt->n, pptxt->pdx ))
2202 return FALSE;
2203 return TRUE;
2204 }
2205
2206
2207 /* FIXME: all following APIs ******************************************/
2208
2209
2210 /***********************************************************************
2211 * SetMapperFlags (GDI32.@)
2212 */
2213 DWORD WINAPI SetMapperFlags( HDC hDC, DWORD dwFlag )
2214 {
2215 DC *dc = DC_GetDCPtr( hDC );
2216 DWORD ret = 0;
2217 if(!dc) return 0;
2218 if(dc->funcs->pSetMapperFlags)
2219 {
2220 ret = dc->funcs->pSetMapperFlags( dc->physDev, dwFlag );
2221 /* FIXME: ret is just a success flag, we should return a proper value */
2222 }
2223 else
2224 FIXME("(%p, 0x%08lx): stub - harmless\n", hDC, dwFlag);
2225 GDI_ReleaseObj( hDC );
2226 return ret;
2227 }
2228
2229 /***********************************************************************
2230 * GetAspectRatioFilterEx (GDI.486)
2231 */
2232 BOOL16 WINAPI GetAspectRatioFilterEx16( HDC16 hdc, LPSIZE16 pAspectRatio )
2233 {
2234 FIXME("(%04x, %p): -- Empty Stub !\n", hdc, pAspectRatio);
2235 return FALSE;
2236 }
2237
2238 /***********************************************************************
2239 * GetAspectRatioFilterEx (GDI32.@)
2240 */
2241 BOOL WINAPI GetAspectRatioFilterEx( HDC hdc, LPSIZE pAspectRatio )
2242 {
2243 FIXME("(%p, %p): -- Empty Stub !\n", hdc, pAspectRatio);
2244 return FALSE;
2245 }
2246
2247
2248 /***********************************************************************
2249 * GetCharABCWidthsA (GDI32.@)
2250 *
2251 * See GetCharABCWidthsW.
2252 */
2253 BOOL WINAPI GetCharABCWidthsA(HDC hdc, UINT firstChar, UINT lastChar,
2254 LPABC abc )
2255 {
2256 INT i, wlen, count = (INT)(lastChar - firstChar + 1);
2257 LPSTR str;
2258 LPWSTR wstr;
2259 BOOL ret = TRUE;
2260
2261 if(count <= 0) return FALSE;
2262
2263 str = HeapAlloc(GetProcessHeap(), 0, count);
2264 for(i = 0; i < count; i++)
2265 str[i] = (BYTE)(firstChar + i);
2266
2267 wstr = FONT_mbtowc(str, count, &wlen);
2268
2269 for(i = 0; i < wlen; i++)
2270 {
2271 if(!GetCharABCWidthsW(hdc, wstr[i], wstr[i], abc))
2272 {
2273 ret = FALSE;
2274 break;
2275 }
2276 abc++;
2277 }
2278
2279 HeapFree(GetProcessHeap(), 0, str);
2280 HeapFree(GetProcessHeap(), 0, wstr);
2281
2282 return ret;
2283 }
2284
2285
2286 /******************************************************************************
2287 * GetCharABCWidthsW [GDI32.@]
2288 *
2289 * Retrieves widths of characters in range.
2290 *
2291 * PARAMS
2292 * hdc [I] Handle of device context
2293 * firstChar [I] First character in range to query
2294 * lastChar [I] Last character in range to query
2295 * abc [O] Address of character-width structure
2296 *
2297 * NOTES
2298 * Only works with TrueType fonts
2299 *
2300 * RETURNS
2301 * Success: TRUE
2302 * Failure: FALSE
2303 */
2304 BOOL WINAPI GetCharABCWidthsW( HDC hdc, UINT firstChar, UINT lastChar,
2305 LPABC abc )
2306 {
2307 DC *dc = DC_GetDCPtr(hdc);
2308 unsigned int i;
2309 BOOL ret = FALSE;
2310
2311 if (!dc) return FALSE;
2312
2313 if(dc->gdiFont)
2314 ret = WineEngGetCharABCWidths( dc->gdiFont, firstChar, lastChar, abc );
2315 else
2316 FIXME(": stub\n");
2317
2318 if (ret)
2319 {
2320 /* convert device units to logical */
2321 for( i = firstChar; i <= lastChar; i++, abc++ ) {
2322 abc->abcA = INTERNAL_XDSTOWS(dc, abc->abcA);
2323 abc->abcB = INTERNAL_XDSTOWS(dc, abc->abcB);
2324 abc->abcC = INTERNAL_XDSTOWS(dc, abc->abcC);
2325 }
2326 ret = TRUE;
2327 }
2328
2329 GDI_ReleaseObj(hdc);
2330 return ret;
2331 }
2332
2333
2334 /******************************************************************************
2335 * GetCharABCWidthsI [GDI32.@]
2336 *
2337 * Retrieves widths of characters in range.
2338 *
2339 * PARAMS
2340 * hdc [I] Handle of device context
2341 * firstChar [I] First glyphs in range to query
2342 * count [I] Last glyphs in range to query
2343 * pgi [i] Array of glyphs to query
2344 * abc [O] Address of character-width structure
2345 *
2346 * NOTES
2347 * Only works with TrueType fonts
2348 *
2349 * RETURNS
2350 * Success: TRUE
2351 * Failure: FALSE
2352 */
2353 BOOL WINAPI GetCharABCWidthsI( HDC hdc, UINT firstChar, UINT count,
2354 LPWORD pgi, LPABC abc)
2355 {
2356 DC *dc = DC_GetDCPtr(hdc);
2357 unsigned int i;
2358 BOOL ret = FALSE;
2359
2360 if (!dc) return FALSE;
2361
2362 if(dc->gdiFont)
2363 ret = WineEngGetCharABCWidthsI( dc->gdiFont, firstChar, count, pgi, abc );
2364 else
2365 FIXME(": stub\n");
2366
2367 if (ret)
2368 {
2369 /* convert device units to logical */
2370 for( i = firstChar; i <= count; i++, abc++ ) {
2371 abc->abcA = INTERNAL_XDSTOWS(dc, abc->abcA);
2372 abc->abcB = INTERNAL_XDSTOWS(dc, abc->abcB);
2373 abc->abcC = INTERNAL_XDSTOWS(dc, abc->abcC);
2374 }
2375 ret = TRUE;
2376 }
2377
2378 GDI_ReleaseObj(hdc);
2379 return ret;
2380 }
2381
2382
2383 /***********************************************************************
2384 * GetGlyphOutlineA (GDI32.@)
2385 */
2386 DWORD WINAPI GetGlyphOutlineA( HDC hdc, UINT uChar, UINT fuFormat,
2387 LPGLYPHMETRICS lpgm, DWORD cbBuffer,
2388 LPVOID lpBuffer, const MAT2 *lpmat2 )
2389 {
2390 LPWSTR p = NULL;
2391 DWORD ret;
2392 UINT c;
2393
2394 if(!(fuFormat & GGO_GLYPH_INDEX)) {
2395 int len;
2396 char mbchs[2];
2397 if(uChar > 0xff) { /* but, 2 bytes character only */
2398 len = 2;
2399 mbchs[0] = (uChar & 0xff00) >> 8;
2400 mbchs[1] = (uChar & 0xff);
2401 } else {
2402 len = 1;
2403 mbchs[0] = (uChar & 0xff);
2404 }
2405 p = FONT_mbtowc(mbchs, len, NULL);
2406 c = p[0];
2407 } else
2408 c = uChar;
2409 ret = GetGlyphOutlineW(hdc, c, fuFormat, lpgm, cbBuffer, lpBuffer,
2410 lpmat2);
2411 HeapFree(GetProcessHeap(), 0, p);
2412 return ret;
2413 }
2414
2415 /***********************************************************************
2416 * GetGlyphOutlineW (GDI32.@)
2417 */
2418 DWORD WINAPI GetGlyphOutlineW( HDC hdc, UINT uChar, UINT fuFormat,
2419 LPGLYPHMETRICS lpgm, DWORD cbBuffer,
2420 LPVOID lpBuffer, const MAT2 *lpmat2 )
2421 {
2422 DC *dc = DC_GetDCPtr(hdc);
2423 DWORD ret;
2424
2425 TRACE("(%p, %04x, %04x, %p, %ld, %p, %p)\n",
2426 hdc, uChar, fuFormat, lpgm, cbBuffer, lpBuffer, lpmat2 );
2427
2428 if(!dc) return GDI_ERROR;
2429
2430 if(dc->gdiFont)
2431 ret = WineEngGetGlyphOutline(dc->gdiFont, uChar, fuFormat, lpgm,
2432 cbBuffer, lpBuffer, lpmat2);
2433 else
2434 ret = GDI_ERROR;
2435
2436 GDI_ReleaseObj(hdc);
2437 return ret;
2438 }
2439
2440
2441 /***********************************************************************
2442 * CreateScalableFontResourceA (GDI32.@)
2443 */
2444 BOOL WINAPI CreateScalableFontResourceA( DWORD fHidden,
2445 LPCSTR lpszResourceFile,
2446 LPCSTR lpszFontFile,
2447 LPCSTR lpszCurrentPath )
2448 {
2449 HANDLE f;
2450
2451 /* fHidden=1 - only visible for the calling app, read-only, not
2452 * enumbered with EnumFonts/EnumFontFamilies
2453 * lpszCurrentPath can be NULL
2454 */
2455 FIXME("(%ld,%s,%s,%s): stub\n",
2456 fHidden, debugstr_a(lpszResourceFile), debugstr_a(lpszFontFile),
2457 debugstr_a(lpszCurrentPath) );
2458
2459 /* If the output file already exists, return the ERROR_FILE_EXISTS error as specified in MSDN */
2460 if ((f = CreateFileA(lpszResourceFile, 0, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0)) != INVALID_HANDLE_VALUE) {
2461 CloseHandle(f);
2462 SetLastError(ERROR_FILE_EXISTS);
2463 return FALSE;
2464 }
2465 return FALSE; /* create failed */
2466 }
2467
2468 /***********************************************************************
2469 * CreateScalableFontResourceW (GDI32.@)
2470 */
2471 BOOL WINAPI CreateScalableFontResourceW( DWORD fHidden,
2472 LPCWSTR lpszResourceFile,
2473 LPCWSTR lpszFontFile,
2474 LPCWSTR lpszCurrentPath )
2475 {
2476 FIXME("(%ld,%p,%p,%p): stub\n",
2477 fHidden, lpszResourceFile, lpszFontFile, lpszCurrentPath );
2478 return FALSE; /* create failed */
2479 }
2480
2481 /*************************************************************************
2482 * GetKerningPairsA (GDI32.@)
2483 */
2484 DWORD WINAPI GetKerningPairsA( HDC hDC, DWORD cPairs,
2485 LPKERNINGPAIR lpKerningPairs )
2486 {
2487 return GetKerningPairsW( hDC, cPairs, lpKerningPairs );
2488 }
2489
2490
2491 /*************************************************************************
2492 * GetKerningPairsW (GDI32.@)
2493 */
2494 DWORD WINAPI GetKerningPairsW( HDC hDC, DWORD cPairs,
2495 LPKERNINGPAIR lpKerningPairs )
2496 {
2497 unsigned int i;
2498 FIXME("(%p,%ld,%p): almost empty stub!\n", hDC, cPairs, lpKerningPairs);
2499
2500 if(!lpKerningPairs) /* return the number of kerning pairs */
2501 return 0;
2502
2503 for (i = 0; i < cPairs; i++)
2504 lpKerningPairs[i].iKernAmount = 0;
2505 return 0;
2506 }
2507
2508 /*************************************************************************
2509 * TranslateCharsetInfo [GDI32.@]
2510 *
2511 * Fills a CHARSETINFO structure for a character set, code page, or
2512 * font. This allows making the correspondance between different labelings
2513 * (character set, Windows, ANSI, and OEM codepages, and Unicode ranges)
2514 * of the same encoding.
2515 *
2516 * Only one codepage will be set in lpCs->fs. If TCI_SRCFONTSIG is used,
2517 * only one codepage should be set in *lpSrc.
2518 *
2519 * RETURNS
2520 * TRUE on success, FALSE on failure.
2521 *
2522 */
2523 BOOL WINAPI TranslateCharsetInfo(
2524 LPDWORD lpSrc, /* [in]
2525 if flags == TCI_SRCFONTSIG: pointer to fsCsb of a FONTSIGNATURE
2526 if flags == TCI_SRCCHARSET: a character set value
2527 if flags == TCI_SRCCODEPAGE: a code page value
2528 */
2529 LPCHARSETINFO lpCs, /* [out] structure to receive charset information */
2530 DWORD flags /* [in] determines interpretation of lpSrc */)
2531 {
2532 int index = 0;
2533 switch (flags) {
2534 case TCI_SRCFONTSIG:
2535 while (!(*lpSrc>>index & 0x0001) && index<MAXTCIINDEX) index++;
2536 break;
2537 case TCI_SRCCODEPAGE:
2538 while ((UINT) (lpSrc) != FONT_tci[index].ciACP && index < MAXTCIINDEX) index++;
2539 break;
2540 case TCI_SRCCHARSET:
2541 while ((UINT) (lpSrc) != FONT_tci[index].ciCharset && index < MAXTCIINDEX) index++;
2542 break;
2543 default:
2544 return FALSE;
2545 }
2546 if (index >= MAXTCIINDEX || FONT_tci[index].ciCharset == DEFAULT_CHARSET) return FALSE;
2547 memcpy(lpCs, &FONT_tci[index], sizeof(CHARSETINFO));
2548 return TRUE;
2549 }
2550
2551 /*************************************************************************
2552 * GetFontLanguageInfo (GDI32.@)
2553 */
2554 DWORD WINAPI GetFontLanguageInfo(HDC hdc)
2555 {
2556 FONTSIGNATURE fontsig;
2557 static const DWORD GCP_DBCS_MASK=0x003F0000,
2558 GCP_DIACRITIC_MASK=0x00000000,
2559 FLI_GLYPHS_MASK=0x00000000,
2560 GCP_GLYPHSHAPE_MASK=0x00000040,
2561 GCP_KASHIDA_MASK=0x00000000,
2562 GCP_LIGATE_MASK=0x00000000,
2563 GCP_USEKERNING_MASK=0x00000000,
2564 GCP_REORDER_MASK=0x00000060;
2565
2566 DWORD result=0;
2567
2568 GetTextCharsetInfo( hdc, &fontsig, 0 );
2569 /* We detect each flag we return using a bitmask on the Codepage Bitfields */
2570
2571 if( (fontsig.fsCsb[0]&GCP_DBCS_MASK)!=0 )
2572 result|=GCP_DBCS;
2573
2574 if( (fontsig.fsCsb[0]&GCP_DIACRITIC_MASK)!=0 )
2575 result|=GCP_DIACRITIC;
2576
2577 if( (fontsig.fsCsb[0]&FLI_GLYPHS_MASK)!=0 )
2578 result|=FLI_GLYPHS;
2579
2580 if( (fontsig.fsCsb[0]&GCP_GLYPHSHAPE_MASK)!=0 )
2581 result|=GCP_GLYPHSHAPE;
2582
2583 if( (fontsig.fsCsb[0]&GCP_KASHIDA_MASK)!=0 )
2584 result|=GCP_KASHIDA;
2585
2586 if( (fontsig.fsCsb[0]&GCP_LIGATE_MASK)!=0 )
2587 result|=GCP_LIGATE;
2588
2589 if( (fontsig.fsCsb[0]&GCP_USEKERNING_MASK)!=0 )
2590 result|=GCP_USEKERNING;
2591
2592 /* this might need a test for a HEBREW- or ARABIC_CHARSET as well */
2593 if( GetTextAlign( hdc) & TA_RTLREADING )
2594 if( (fontsig.fsCsb[0]&GCP_REORDER_MASK)!=0 )
2595 result|=GCP_REORDER;
2596
2597 return result;
2598 }
2599
2600
2601 /*************************************************************************
2602 * GetFontData [GDI32.@]
2603 *
2604 * Retrieve data for TrueType font.
2605 *
2606 * RETURNS
2607 *
2608 * success: Number of bytes returned
2609 * failure: GDI_ERROR
2610 *
2611 * NOTES
2612 *
2613 * Calls SetLastError()
2614 *
2615 */
2616 DWORD WINAPI GetFontData(HDC hdc, DWORD table, DWORD offset,
2617 LPVOID buffer, DWORD length)
2618 {
2619 DC *dc = DC_GetDCPtr(hdc);
2620 DWORD ret = GDI_ERROR;
2621
2622 if(!dc) return GDI_ERROR;
2623
2624 if(dc->gdiFont)
2625 ret = WineEngGetFontData(dc->gdiFont, table, offset, buffer, length);
2626
2627 GDI_ReleaseObj(hdc);
2628 return ret;
2629 }
2630
2631 /*************************************************************************
2632 * GetGlyphIndicesA [GDI32.@]
2633 */
2634 DWORD WINAPI GetGlyphIndicesA(HDC hdc, LPCSTR lpstr, INT count,
2635 LPWORD pgi, DWORD flags)
2636 {
2637 DWORD ret;
2638 WCHAR *lpstrW;
2639 INT countW;
2640
2641 TRACE("(%p, %s, %d, %p, 0x%lx)\n",
2642 hdc, debugstr_an(lpstr, count), count, pgi, flags);
2643
2644 lpstrW = FONT_mbtowc(lpstr, count, &countW);
2645 ret = GetGlyphIndicesW(hdc, lpstrW, countW, pgi, flags);
2646 HeapFree(GetProcessHeap(), 0, lpstrW);
2647
2648 return ret;
2649 }
2650
2651 /*************************************************************************
2652 * GetGlyphIndicesW [GDI32.@]
2653 */
2654 DWORD WINAPI GetGlyphIndicesW(HDC hdc, LPCWSTR lpstr, INT count,
2655 LPWORD pgi, DWORD flags)
2656 {
2657 DC *dc = DC_GetDCPtr(hdc);
2658 DWORD ret = GDI_ERROR;
2659
2660 TRACE("(%p, %s, %d, %p, 0x%lx)\n",
2661 hdc, debugstr_wn(lpstr, count), count, pgi, flags);
2662
2663 if(!dc) return GDI_ERROR;
2664
2665 if(dc->gdiFont)
2666 ret = WineEngGetGlyphIndices(dc->gdiFont, lpstr, count, pgi, flags);
2667
2668 GDI_ReleaseObj(hdc);
2669 return ret;
2670 }
2671
2672 /*************************************************************************
2673 * GetCharacterPlacementA [GDI32.@]
2674 *
2675 * See GetCharacterPlacementW.
2676 *
2677 * NOTES:
2678 * the web browser control of ie4 calls this with dwFlags=0
2679 */
2680 DWORD WINAPI
2681 GetCharacterPlacementA(HDC hdc, LPCSTR lpString, INT uCount,
2682 INT nMaxExtent, GCP_RESULTSA *lpResults,
2683 DWORD dwFlags)
2684 {
2685 WCHAR *lpStringW;
2686 INT uCountW;
2687 GCP_RESULTSW resultsW;
2688 DWORD ret;
2689
2690 TRACE("%s, %d, %d, 0x%08lx\n",
2691 debugstr_an(lpString, uCount), uCount, nMaxExtent, dwFlags);
2692
2693 /* both structs are equal in size */
2694 memcpy(&resultsW, lpResults, sizeof(resultsW));
2695
2696 lpStringW = FONT_mbtowc(lpString, uCount, &uCountW);
2697 if(lpResults->lpOutString)
2698 resultsW.lpOutString = HeapAlloc(GetProcessHeap(), 0, sizeof(WCHAR)*uCountW);
2699
2700 ret = GetCharacterPlacementW(hdc, lpStringW, uCountW, nMaxExtent, &resultsW, dwFlags);
2701
2702 lpResults->nGlyphs = resultsW.nGlyphs;
2703 lpResults->nMaxFit = resultsW.nMaxFit;
2704
2705 if(lpResults->lpOutString) {
2706 WideCharToMultiByte(CP_ACP, 0, resultsW.lpOutString, uCountW,
2707 lpResults->lpOutString, uCount, NULL, NULL );
2708 }
2709
2710 HeapFree(GetProcessHeap(), 0, lpStringW);
2711 HeapFree(GetProcessHeap(), 0, resultsW.lpOutString);
2712
2713 return ret;
2714 }
2715
2716 /*************************************************************************
2717 * GetCharacterPlacementW [GDI32.@]
2718 *
2719 * Retrieve information about a string. This includes the width, reordering,
2720 * Glyphing and so on.
2721 *
2722 * RETURNS
2723 *
2724 * The width and height of the string if successful, 0 if failed.
2725 *
2726 * BUGS
2727 *
2728 * All flags except GCP_REORDER are not yet implemented.
2729 * Reordering is not 100% complient to the Windows BiDi method.
2730 * Caret positioning is not yet implemented for BiDi.
2731 * Classes are not yet implemented.
2732 *
2733 */
2734 DWORD WINAPI
2735 GetCharacterPlacementW(
2736 HDC hdc, /* [in] Device context for which the rendering is to be done */
2737 LPCWSTR lpString, /* [in] The string for which information is to be returned */
2738 INT uCount, /* [in] Number of WORDS in string. */
2739 INT nMaxExtent, /* [in] Maximum extent the string is to take (in HDC logical units) */
2740 GCP_RESULTSW *lpResults,/* [in/out] A pointer to a GCP_RESULTSW struct */
2741 DWORD dwFlags /* [in] Flags specifying how to process the string */
2742 )
2743 {
2744 DWORD ret=0;
2745 SIZE size;
2746 UINT i, nSet;
2747
2748 TRACE("%s, %d, %d, 0x%08lx\n",
2749 debugstr_wn(lpString, uCount), uCount, nMaxExtent, dwFlags);
2750
2751 TRACE("lStructSize=%ld, lpOutString=%p, lpOrder=%p, lpDx=%p, lpCaretPos=%p\n"
2752 "lpClass=%p, lpGlyphs=%p, nGlyphs=%u, nMaxFit=%d\n",
2753 lpResults->lStructSize, lpResults->lpOutString, lpResults->lpOrder,
2754 lpResults->lpDx, lpResults->lpCaretPos, lpResults->lpClass,
2755 lpResults->lpGlyphs, lpResults->nGlyphs, lpResults->nMaxFit);
2756
2757 if(dwFlags&(~GCP_REORDER)) FIXME("flags 0x%08lx ignored\n", dwFlags);
2758 if(lpResults->lpClass) FIXME("classes not implemented\n");
2759 if (lpResults->lpCaretPos && (dwFlags & GCP_REORDER))
2760 FIXME("Caret positions for complex scripts not implemented\n");
2761
2762 nSet = (UINT)uCount;
2763 if(nSet > lpResults->nGlyphs)
2764 nSet = lpResults->nGlyphs;
2765
2766 /* return number of initialized fields */
2767 lpResults->nGlyphs = nSet;
2768
2769 if((dwFlags&GCP_REORDER)==0 || !BidiAvail)
2770 {
2771 /* Treat the case where no special handling was requested in a fastpath way */
2772 /* copy will do if the GCP_REORDER flag is not set */
2773 if(lpResults->lpOutString)
2774 memcpy( lpResults->lpOutString, lpString, nSet * sizeof(WCHAR));
2775
2776 if(lpResults->lpOrder)
2777 {
2778 for(i = 0; i < nSet; i++)
2779 lpResults->lpOrder[i] = i;
2780 }
2781 } else
2782 {
2783 BIDI_Reorder( lpString, uCount, dwFlags, WINE_GCPW_FORCE_LTR, lpResults->lpOutString,
2784 nSet, lpResults->lpOrder );
2785 }
2786
2787 /* FIXME: Will use the placement chars */
2788 if (lpResults->lpDx)
2789 {
2790 int c;
2791 for (i = 0; i < nSet; i++)
2792 {
2793 if (GetCharWidth32W(hdc, lpString[i], lpString[i], &c))
2794 lpResults->lpDx[i]= c;
2795 }
2796 }
2797
2798 if (lpResults->lpCaretPos && !(dwFlags & GCP_REORDER))
2799 {
2800 int pos = 0;
2801
2802 lpResults->lpCaretPos[0] = 0;
2803 for (i = 1; i < nSet; i++)
2804 if (GetTextExtentPoint32W(hdc, &(lpString[i - 1]), 1, &size))
2805 lpResults->lpCaretPos[i] = (pos += size.cx);
2806 }
2807
2808 if(lpResults->lpGlyphs)
2809 GetGlyphIndicesW(hdc, lpString, nSet, lpResults->lpGlyphs, 0);
2810
2811 if (GetTextExtentPoint32W(hdc, lpString, uCount, &size))
2812 ret = MAKELONG(size.cx, size.cy);
2813
2814 return ret;
2815 }
2816
2817 /*************************************************************************
2818 * GetCharABCWidthsFloatA [GDI32.@]
2819 *
2820 * See GetCharABCWidthsFloatW.
2821 */
2822 BOOL WINAPI GetCharABCWidthsFloatA( HDC hdc, UINT first, UINT last, LPABCFLOAT abcf )
2823 {
2824 INT i, wlen, count = (INT)(last - first + 1);
2825 LPSTR str;
2826 LPWSTR wstr;
2827 BOOL ret = TRUE;
2828
2829 if (count <= 0) return FALSE;
2830
2831 str = HeapAlloc(GetProcessHeap(), 0, count);
2832
2833 for(i = 0; i < count; i++)
2834 str[i] = (BYTE)(first + i);
2835
2836 wstr = FONT_mbtowc(str, count, &wlen);
2837
2838 for (i = 0; i < wlen; i++)
2839 {
2840 if (!GetCharABCWidthsFloatW( hdc, wstr[i], wstr[i], abcf ))
2841 {
2842 ret = FALSE;
2843 break;
2844 }
2845 abcf++;
2846 }
2847
2848 HeapFree( GetProcessHeap(), 0, str );
2849 HeapFree( GetProcessHeap(), 0, wstr );
2850
2851 return ret;
2852 }
2853
2854 /*************************************************************************
2855 * GetCharABCWidthsFloatW [GDI32.@]
2856 *
2857 * Retrieves widths of a range of characters.
2858 *
2859 * PARAMS
2860 * hdc [I] Handle to device context.
2861 * first [I] First character in range to query.
2862 * last [I] Last character in range to query.
2863 * abcf [O] Array of LPABCFLOAT structures.
2864 *
2865 * RETURNS
2866 * Success: TRUE
2867 * Failure: FALSE
2868 *
2869 * BUGS
2870 * Only works with TrueType fonts. It also doesn't return real
2871 * floats but converted integers because it's implemented on
2872 * top of GetCharABCWidthsW.
2873 */
2874 BOOL WINAPI GetCharABCWidthsFloatW( HDC hdc, UINT first, UINT last, LPABCFLOAT abcf )
2875 {
2876 ABC *abc;
2877 unsigned int i, size = sizeof(ABC) * (last - first + 1);
2878 BOOL ret;
2879
2880 TRACE("%p, %d, %d, %p - partial stub\n", hdc, first, last, abcf);
2881
2882 abc = HeapAlloc( GetProcessHeap(), 0, size );
2883 if (!abc) return FALSE;
2884
2885 ret = GetCharABCWidthsW( hdc, first, last, abc );
2886 if (ret)
2887 {
2888 for (i = first; i <= last; i++, abc++, abcf++)
2889 {
2890 abcf->abcfA = abc->abcA;
2891 abcf->abcfB = abc->abcB;
2892 abcf->abcfC = abc->abcC;
2893 }
2894 }
2895 HeapFree( GetProcessHeap(), 0, abc );
2896 return ret;
2897 }
2898
2899 /*************************************************************************
2900 * GetCharWidthFloatA [GDI32.@]
2901 */
2902 BOOL WINAPI GetCharWidthFloatA(HDC hdc, UINT iFirstChar,
2903 UINT iLastChar, PFLOAT pxBuffer)
2904 {
2905 FIXME_(gdi)("GetCharWidthFloatA, stub\n");
2906 return 0;
2907 }
2908
2909 /*************************************************************************
2910 * GetCharWidthFloatW [GDI32.@]
2911 */
2912 BOOL WINAPI GetCharWidthFloatW(HDC hdc, UINT iFirstChar,
2913 UINT iLastChar, PFLOAT pxBuffer)
2914 {
2915 FIXME_(gdi)("GetCharWidthFloatW, stub\n");
2916 return 0;
2917 }
2918
2919
2920 /***********************************************************************
2921 * *
2922 * Font Resource API *
2923 * *
2924 ***********************************************************************/
2925
2926 /***********************************************************************
2927 * AddFontResourceA (GDI32.@)
2928 */
2929 INT WINAPI AddFontResourceA( LPCSTR str )
2930 {
2931 return AddFontResourceExA( str, 0, NULL);
2932 }
2933
2934 /***********************************************************************
2935 * AddFontResourceW (GDI32.@)
2936 */
2937 INT WINAPI AddFontResourceW( LPCWSTR str )
2938 {
2939 return AddFontResourceExW(str, 0, NULL);
2940 }
2941
2942
2943 /***********************************************************************
2944 * AddFontResourceExA (GDI32.@)
2945 */
2946 INT WINAPI AddFontResourceExA( LPCSTR str, DWORD fl, PVOID pdv )
2947 {
2948 DWORD len = MultiByteToWideChar(CP_ACP, 0, str, -1, NULL, 0);
2949 LPWSTR strW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
2950 INT ret;
2951
2952 MultiByteToWideChar(CP_ACP, 0, str, -1, strW, len);
2953 ret = AddFontResourceExW(strW, fl, pdv);
2954 HeapFree(GetProcessHeap(), 0, strW);
2955 return ret;
2956 }
2957
2958 /***********************************************************************
2959 * AddFontResourceExW (GDI32.@)
2960 */
2961 INT WINAPI AddFontResourceExW( LPCWSTR str, DWORD fl, PVOID pdv )
2962 {
2963 return WineEngAddFontResourceEx(str, fl, pdv);
2964 }
2965
2966 /***********************************************************************
2967 * RemoveFontResourceA (GDI32.@)
2968 */
2969 BOOL WINAPI RemoveFontResourceA( LPCSTR str )
2970 {
2971 return RemoveFontResourceExA(str, 0, 0);
2972 }
2973
2974 /***********************************************************************
2975 * RemoveFontResourceW (GDI32.@)
2976 */
2977 BOOL WINAPI RemoveFontResourceW( LPCWSTR str )
2978 {
2979 return RemoveFontResourceExW(str, 0, 0);
2980 }
2981
2982 /***********************************************************************
2983 * AddFontMemResourceEx (GDI32.@)
2984 */
2985 HANDLE WINAPI AddFontMemResourceEx( PVOID pbFont, DWORD cbFont, PVOID pdv, DWORD *pcFonts)
2986 {
2987 FIXME("(%p,%08lx,%p,%p): stub\n", pbFont, cbFont, pdv, pcFonts);
2988 return NULL;
2989 }
2990
2991 /***********************************************************************
2992 * RemoveFontResourceExA (GDI32.@)
2993 */
2994 BOOL WINAPI RemoveFontResourceExA( LPCSTR str, DWORD fl, PVOID pdv )
2995 {
2996 DWORD len = MultiByteToWideChar(CP_ACP, 0, str, -1, NULL, 0);
2997 LPWSTR strW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
2998 INT ret;
2999
3000 MultiByteToWideChar(CP_ACP, 0, str, -1, strW, len);
3001 ret = RemoveFontResourceExW(strW, fl, pdv);
3002 HeapFree(GetProcessHeap(), 0, strW);
3003 return ret;
3004 }
3005
3006 /***********************************************************************
3007 * RemoveFontResourceExW (GDI32.@)
3008 */
3009 BOOL WINAPI RemoveFontResourceExW( LPCWSTR str, DWORD fl, PVOID pdv )
3010 {
3011 return WineEngRemoveFontResourceEx(str, fl, pdv);
3012 }
3013
3014 /***********************************************************************
3015 * GetTextCharset (GDI32.@)
3016 */
3017 UINT WINAPI GetTextCharset(HDC hdc)
3018 {
3019 /* MSDN docs say this is equivalent */
3020 return GetTextCharsetInfo(hdc, NULL, 0);
3021 }
3022
3023 /***********************************************************************
3024 * GetTextCharsetInfo (GDI32.@)
3025 */
3026 UINT WINAPI GetTextCharsetInfo(HDC hdc, LPFONTSIGNATURE fs, DWORD flags)
3027 {
3028 UINT ret = DEFAULT_CHARSET;
3029 DC *dc = DC_GetDCPtr(hdc);
3030
3031 if (!dc) goto done;
3032
3033 if (dc->gdiFont)
3034 ret = WineEngGetTextCharsetInfo(dc->gdiFont, fs, flags);
3035
3036 GDI_ReleaseObj(hdc);
3037
3038 done:
3039 if (ret == DEFAULT_CHARSET && fs)
3040 memset(fs, 0, sizeof(FONTSIGNATURE));
3041 return ret;
3042 }
3043
3044 /***********************************************************************
3045 * GdiGetCharDimensions (GDI32.@)
3046 *
3047 * Gets the average width of the characters in the English alphabet.
3048 *
3049 * PARAMS
3050 * hdc [I] Handle to the device context to measure on.
3051 * lptm [O] Pointer to memory to store the text metrics into.
3052 * height [O] On exit, the maximum height of characters in the English alphabet.
3053 *
3054 * RETURNS
3055 * The average width of characters in the English alphabet.
3056 *
3057 * NOTES
3058 * This function is used by the dialog manager to get the size of a dialog
3059 * unit. It should also be used by other pieces of code that need to know
3060 * the size of a dialog unit in logical units without having access to the
3061 * window handle of the dialog.
3062 * Windows caches the font metrics from this function, but we don't and
3063 * there doesn't appear to be an immediate advantage to do so.
3064 *
3065 * SEE ALSO
3066 * GetTextExtentPointW, GetTextMetricsW, MapDialogRect.
3067 */
3068 LONG WINAPI GdiGetCharDimensions(HDC hdc, LPTEXTMETRICW lptm, LONG *height)
3069 {
3070 SIZE sz;
3071 static const WCHAR alphabet[] = {
3072 'a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q',
3073 'r','s','t','u','v','w','x','y','z','A','B','C','D','E','F','G','H',
3074 'I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z',0};
3075
3076 if(lptm && !GetTextMetricsW(hdc, lptm)) return 0;
3077
3078 if(!GetTextExtentPointW(hdc, alphabet, 52, &sz)) return 0;
3079
3080 if (height) *height = sz.cy;
3081 return (sz.cx / 26 + 1) / 2;
3082 }
3083
3084 BOOL WINAPI EnableEUDC(BOOL fEnableEUDC)
3085 {
3086 FIXME("(%d): stub\n", fEnableEUDC);
3087 return FALSE;
3088 }
3089
3090 /***********************************************************************
3091 * GetCharWidthI (GDI32.@)
3092 */
3093 BOOL WINAPI GetCharWidthI(HDC hdc, UINT giFirst, UINT cgi, LPWORD pgi, LPINT lpBuffer)
3094 {
3095 FIXME("(%p, %d, %d, %p, %p): stub\n", hdc, giFirst, cgi, pgi, lpBuffer);
3096 return FALSE;
3097 }
3098
3099 /***********************************************************************
3100 * GetFontUnicodeRanges (GDI32.@)
3101 */
3102 DWORD WINAPI GetFontUnicodeRanges(HDC hdc, LPGLYPHSET lpgs)
3103 {
3104 FIXME("(%p, %p): stub\n", hdc, lpgs);
3105 return 0;
3106 }
Maarten's multimedia branch