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wined3d: Remove the swapchain parameter from fb_copy_to_texture_hwstretch in order...
[wine.git] / dlls / gdi32 / font.c
blobeea53fd2b2f8468c6053320dcbd76f7d24592033
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_private.h"
36 #include "wine/unicode.h"
37 #include "wine/debug.h"
38
39 WINE_DEFAULT_DEBUG_CHANNEL(font);
40
41 /* Device -> World size conversion */
42
43 /* Performs a device to world transformation on the specified width (which
44 * is in integer format).
45 */
46 static inline INT INTERNAL_XDSTOWS(DC *dc, INT width)
47 {
48 double floatWidth;
49
50 /* Perform operation with floating point */
51 floatWidth = (double)width * dc->xformVport2World.eM11;
52 /* Round to integers */
53 return GDI_ROUND(floatWidth);
54 }
55
56 /* Performs a device to world transformation on the specified size (which
57 * is in integer format).
58 */
59 static inline INT INTERNAL_YDSTOWS(DC *dc, INT height)
60 {
61 double floatHeight;
62
63 /* Perform operation with floating point */
64 floatHeight = (double)height * dc->xformVport2World.eM22;
65 /* Round to integers */
66 return GDI_ROUND(floatHeight);
67 }
68
69 static inline INT INTERNAL_XWSTODS(DC *dc, INT width)
70 {
71 POINT pt[2];
72 pt[0].x = pt[0].y = 0;
73 pt[1].x = width;
74 pt[1].y = 0;
75 LPtoDP(dc->hSelf, pt, 2);
76 return pt[1].x - pt[0].x;
77 }
78
79 static inline INT INTERNAL_YWSTODS(DC *dc, INT height)
80 {
81 POINT pt[2];
82 pt[0].x = pt[0].y = 0;
83 pt[1].x = 0;
84 pt[1].y = height;
85 LPtoDP(dc->hSelf, pt, 2);
86 return pt[1].y - pt[0].y;
87 }
88
89 static HGDIOBJ FONT_SelectObject( HGDIOBJ handle, HDC hdc );
90 static INT FONT_GetObjectA( HGDIOBJ handle, INT count, LPVOID buffer );
91 static INT FONT_GetObjectW( HGDIOBJ handle, INT count, LPVOID buffer );
92 static BOOL FONT_DeleteObject( HGDIOBJ handle );
93
94 static const struct gdi_obj_funcs font_funcs =
95 {
96 FONT_SelectObject, /* pSelectObject */
97 FONT_GetObjectA, /* pGetObjectA */
98 FONT_GetObjectW, /* pGetObjectW */
99 NULL, /* pUnrealizeObject */
100 FONT_DeleteObject /* pDeleteObject */
101 };
102
103 #define ENUM_UNICODE 0x00000001
104 #define ENUM_CALLED 0x00000002
105
106 typedef struct
107 {
108 GDIOBJHDR header;
109 LOGFONTW logfont;
110 } FONTOBJ;
111
112 typedef struct
113 {
114 LPLOGFONTW lpLogFontParam;
115 FONTENUMPROCW lpEnumFunc;
116 LPARAM lpData;
117 DWORD dwFlags;
118 HDC hdc;
119 } fontEnum32;
120
121 /*
122 * For TranslateCharsetInfo
123 */
124 #define MAXTCIINDEX 32
125 static const CHARSETINFO FONT_tci[MAXTCIINDEX] = {
126 /* ANSI */
127 { ANSI_CHARSET, 1252, {{0,0,0,0},{FS_LATIN1,0}} },
128 { EASTEUROPE_CHARSET, 1250, {{0,0,0,0},{FS_LATIN2,0}} },
129 { RUSSIAN_CHARSET, 1251, {{0,0,0,0},{FS_CYRILLIC,0}} },
130 { GREEK_CHARSET, 1253, {{0,0,0,0},{FS_GREEK,0}} },
131 { TURKISH_CHARSET, 1254, {{0,0,0,0},{FS_TURKISH,0}} },
132 { HEBREW_CHARSET, 1255, {{0,0,0,0},{FS_HEBREW,0}} },
133 { ARABIC_CHARSET, 1256, {{0,0,0,0},{FS_ARABIC,0}} },
134 { BALTIC_CHARSET, 1257, {{0,0,0,0},{FS_BALTIC,0}} },
135 { VIETNAMESE_CHARSET, 1258, {{0,0,0,0},{FS_VIETNAMESE,0}} },
136 /* reserved by ANSI */
137 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
138 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
139 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
140 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
141 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
142 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
143 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
144 /* ANSI and OEM */
145 { THAI_CHARSET, 874, {{0,0,0,0},{FS_THAI,0}} },
146 { SHIFTJIS_CHARSET, 932, {{0,0,0,0},{FS_JISJAPAN,0}} },
147 { GB2312_CHARSET, 936, {{0,0,0,0},{FS_CHINESESIMP,0}} },
148 { HANGEUL_CHARSET, 949, {{0,0,0,0},{FS_WANSUNG,0}} },
149 { CHINESEBIG5_CHARSET, 950, {{0,0,0,0},{FS_CHINESETRAD,0}} },
150 { JOHAB_CHARSET, 1361, {{0,0,0,0},{FS_JOHAB,0}} },
151 /* reserved for alternate ANSI and OEM */
152 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
153 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
154 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
155 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
156 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
157 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
158 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
159 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
160 /* reserved for system */
161 { DEFAULT_CHARSET, 0, {{0,0,0,0},{FS_LATIN1,0}} },
162 { SYMBOL_CHARSET, CP_SYMBOL, {{0,0,0,0},{FS_SYMBOL,0}} }
163 };
164
165 static void FONT_LogFontAToW( const LOGFONTA *fontA, LPLOGFONTW fontW )
166 {
167 memcpy(fontW, fontA, sizeof(LOGFONTA) - LF_FACESIZE);
168 MultiByteToWideChar(CP_ACP, 0, fontA->lfFaceName, -1, fontW->lfFaceName,
169 LF_FACESIZE);
170 fontW->lfFaceName[LF_FACESIZE-1] = 0;
171 }
172
173 static void FONT_LogFontWToA( const LOGFONTW *fontW, LPLOGFONTA fontA )
174 {
175 memcpy(fontA, fontW, sizeof(LOGFONTA) - LF_FACESIZE);
176 WideCharToMultiByte(CP_ACP, 0, fontW->lfFaceName, -1, fontA->lfFaceName,
177 LF_FACESIZE, NULL, NULL);
178 fontA->lfFaceName[LF_FACESIZE-1] = 0;
179 }
180
181 static void FONT_EnumLogFontExWToA( const ENUMLOGFONTEXW *fontW, LPENUMLOGFONTEXA fontA )
182 {
183 FONT_LogFontWToA( (const LOGFONTW *)fontW, (LPLOGFONTA)fontA);
184
185 WideCharToMultiByte( CP_ACP, 0, fontW->elfFullName, -1,
186 (LPSTR) fontA->elfFullName, LF_FULLFACESIZE, NULL, NULL );
187 fontA->elfFullName[LF_FULLFACESIZE-1] = '\0';
188 WideCharToMultiByte( CP_ACP, 0, fontW->elfStyle, -1,
189 (LPSTR) fontA->elfStyle, LF_FACESIZE, NULL, NULL );
190 fontA->elfStyle[LF_FACESIZE-1] = '\0';
191 WideCharToMultiByte( CP_ACP, 0, fontW->elfScript, -1,
192 (LPSTR) fontA->elfScript, LF_FACESIZE, NULL, NULL );
193 fontA->elfScript[LF_FACESIZE-1] = '\0';
194 }
195
196 /***********************************************************************
197 * TEXTMETRIC conversion functions.
198 */
199 static void FONT_TextMetricWToA(const TEXTMETRICW *ptmW, LPTEXTMETRICA ptmA )
200 {
201 ptmA->tmHeight = ptmW->tmHeight;
202 ptmA->tmAscent = ptmW->tmAscent;
203 ptmA->tmDescent = ptmW->tmDescent;
204 ptmA->tmInternalLeading = ptmW->tmInternalLeading;
205 ptmA->tmExternalLeading = ptmW->tmExternalLeading;
206 ptmA->tmAveCharWidth = ptmW->tmAveCharWidth;
207 ptmA->tmMaxCharWidth = ptmW->tmMaxCharWidth;
208 ptmA->tmWeight = ptmW->tmWeight;
209 ptmA->tmOverhang = ptmW->tmOverhang;
210 ptmA->tmDigitizedAspectX = ptmW->tmDigitizedAspectX;
211 ptmA->tmDigitizedAspectY = ptmW->tmDigitizedAspectY;
212 ptmA->tmFirstChar = min(ptmW->tmFirstChar, 255);
213 if (ptmW->tmCharSet == SYMBOL_CHARSET)
214 {
215 ptmA->tmFirstChar = 0x1e;
216 ptmA->tmLastChar = 0xff; /* win9x behaviour - we need the OS2 table data to calculate correctly */
217 }
218 else
219 {
220 ptmA->tmFirstChar = ptmW->tmDefaultChar - 1;
221 ptmA->tmLastChar = min(ptmW->tmLastChar, 0xff);
222 }
223 ptmA->tmDefaultChar = ptmW->tmDefaultChar;
224 ptmA->tmBreakChar = ptmW->tmBreakChar;
225 ptmA->tmItalic = ptmW->tmItalic;
226 ptmA->tmUnderlined = ptmW->tmUnderlined;
227 ptmA->tmStruckOut = ptmW->tmStruckOut;
228 ptmA->tmPitchAndFamily = ptmW->tmPitchAndFamily;
229 ptmA->tmCharSet = ptmW->tmCharSet;
230 }
231
232
233 static void FONT_NewTextMetricExWToA(const NEWTEXTMETRICEXW *ptmW, NEWTEXTMETRICEXA *ptmA )
234 {
235 FONT_TextMetricWToA((const TEXTMETRICW *)ptmW, (LPTEXTMETRICA)ptmA);
236 ptmA->ntmTm.ntmFlags = ptmW->ntmTm.ntmFlags;
237 ptmA->ntmTm.ntmSizeEM = ptmW->ntmTm.ntmSizeEM;
238 ptmA->ntmTm.ntmCellHeight = ptmW->ntmTm.ntmCellHeight;
239 ptmA->ntmTm.ntmAvgWidth = ptmW->ntmTm.ntmAvgWidth;
240 memcpy(&ptmA->ntmFontSig, &ptmW->ntmFontSig, sizeof(FONTSIGNATURE));
241 }
242
243
244 /***********************************************************************
245 * GdiGetCodePage (GDI32.@)
246 */
247 DWORD WINAPI GdiGetCodePage( HDC hdc )
248 {
249 UINT cp = CP_ACP;
250 DC *dc = get_dc_ptr( hdc );
251
252 if (dc)
253 {
254 cp = dc->font_code_page;
255 release_dc_ptr( dc );
256 }
257 return cp;
258 }
259
260 /***********************************************************************
261 * FONT_mbtowc
262 *
263 * Returns a Unicode translation of str using the charset of the
264 * currently selected font in hdc. If count is -1 then str is assumed
265 * to be '\0' terminated, otherwise it contains the number of bytes to
266 * convert. If plenW is non-NULL, on return it will point to the
267 * number of WCHARs that have been written. If pCP is non-NULL, on
268 * return it will point to the codepage used in the conversion. The
269 * caller should free the returned LPWSTR from the process heap
270 * itself.
271 */
272 static LPWSTR FONT_mbtowc(HDC hdc, LPCSTR str, INT count, INT *plenW, UINT *pCP)
273 {
274 UINT cp;
275 INT lenW;
276 LPWSTR strW;
277
278 cp = GdiGetCodePage( hdc );
279
280 if(count == -1) count = strlen(str);
281 lenW = MultiByteToWideChar(cp, 0, str, count, NULL, 0);
282 strW = HeapAlloc(GetProcessHeap(), 0, lenW*sizeof(WCHAR));
283 MultiByteToWideChar(cp, 0, str, count, strW, lenW);
284 TRACE("mapped %s -> %s\n", debugstr_an(str, count), debugstr_wn(strW, lenW));
285 if(plenW) *plenW = lenW;
286 if(pCP) *pCP = cp;
287 return strW;
288 }
289
290
291 /***********************************************************************
292 * CreateFontIndirectA (GDI32.@)
293 */
294 HFONT WINAPI CreateFontIndirectA( const LOGFONTA *plfA )
295 {
296 LOGFONTW lfW;
297
298 if (!plfA) return 0;
299
300 FONT_LogFontAToW( plfA, &lfW );
301 return CreateFontIndirectW( &lfW );
302 }
303
304 /***********************************************************************
305 * CreateFontIndirectW (GDI32.@)
306 */
307 HFONT WINAPI CreateFontIndirectW( const LOGFONTW *plf )
308 {
309 HFONT hFont;
310 FONTOBJ *fontPtr;
311
312 if (!plf) return 0;
313
314 if (!(fontPtr = HeapAlloc( GetProcessHeap(), 0, sizeof(*fontPtr) ))) return 0;
315
316 fontPtr->logfont = *plf;
317
318 if (plf->lfEscapement != plf->lfOrientation)
319 {
320 /* this should really depend on whether GM_ADVANCED is set */
321 fontPtr->logfont.lfOrientation = fontPtr->logfont.lfEscapement;
322 WARN("orientation angle %f set to "
323 "escapement angle %f for new font %p\n",
324 plf->lfOrientation/10., plf->lfEscapement/10., fontPtr);
325 }
326
327 if (!(hFont = alloc_gdi_handle( &fontPtr->header, OBJ_FONT, &font_funcs )))
328 {
329 HeapFree( GetProcessHeap(), 0, fontPtr );
330 return 0;
331 }
332
333 TRACE("(%d %d %d %d %x %d %x %d %d) %s %s %s %s => %p\n",
334 plf->lfHeight, plf->lfWidth,
335 plf->lfEscapement, plf->lfOrientation,
336 plf->lfPitchAndFamily,
337 plf->lfOutPrecision, plf->lfClipPrecision,
338 plf->lfQuality, plf->lfCharSet,
339 debugstr_w(plf->lfFaceName),
340 plf->lfWeight > 400 ? "Bold" : "",
341 plf->lfItalic ? "Italic" : "",
342 plf->lfUnderline ? "Underline" : "", hFont);
343
344 return hFont;
345 }
346
347 /*************************************************************************
348 * CreateFontA (GDI32.@)
349 */
350 HFONT WINAPI CreateFontA( INT height, INT width, INT esc,
351 INT orient, INT weight, DWORD italic,
352 DWORD underline, DWORD strikeout, DWORD charset,
353 DWORD outpres, DWORD clippres, DWORD quality,
354 DWORD pitch, LPCSTR name )
355 {
356 LOGFONTA logfont;
357
358 logfont.lfHeight = height;
359 logfont.lfWidth = width;
360 logfont.lfEscapement = esc;
361 logfont.lfOrientation = orient;
362 logfont.lfWeight = weight;
363 logfont.lfItalic = italic;
364 logfont.lfUnderline = underline;
365 logfont.lfStrikeOut = strikeout;
366 logfont.lfCharSet = charset;
367 logfont.lfOutPrecision = outpres;
368 logfont.lfClipPrecision = clippres;
369 logfont.lfQuality = quality;
370 logfont.lfPitchAndFamily = pitch;
371
372 if (name)
373 lstrcpynA(logfont.lfFaceName,name,sizeof(logfont.lfFaceName));
374 else
375 logfont.lfFaceName[0] = '\0';
376
377 return CreateFontIndirectA( &logfont );
378 }
379
380 /*************************************************************************
381 * CreateFontW (GDI32.@)
382 */
383 HFONT WINAPI CreateFontW( INT height, INT width, INT esc,
384 INT orient, INT weight, DWORD italic,
385 DWORD underline, DWORD strikeout, DWORD charset,
386 DWORD outpres, DWORD clippres, DWORD quality,
387 DWORD pitch, LPCWSTR name )
388 {
389 LOGFONTW logfont;
390
391 logfont.lfHeight = height;
392 logfont.lfWidth = width;
393 logfont.lfEscapement = esc;
394 logfont.lfOrientation = orient;
395 logfont.lfWeight = weight;
396 logfont.lfItalic = italic;
397 logfont.lfUnderline = underline;
398 logfont.lfStrikeOut = strikeout;
399 logfont.lfCharSet = charset;
400 logfont.lfOutPrecision = outpres;
401 logfont.lfClipPrecision = clippres;
402 logfont.lfQuality = quality;
403 logfont.lfPitchAndFamily = pitch;
404
405 if (name)
406 lstrcpynW(logfont.lfFaceName, name,
407 sizeof(logfont.lfFaceName) / sizeof(WCHAR));
408 else
409 logfont.lfFaceName[0] = '\0';
410
411 return CreateFontIndirectW( &logfont );
412 }
413
414 static void update_font_code_page( DC *dc )
415 {
416 CHARSETINFO csi;
417 int charset = DEFAULT_CHARSET;
418
419 if (dc->gdiFont)
420 charset = WineEngGetTextCharsetInfo( dc->gdiFont, NULL, 0 );
421
422 /* Hmm, nicely designed api this one! */
423 if (TranslateCharsetInfo( ULongToPtr(charset), &csi, TCI_SRCCHARSET) )
424 dc->font_code_page = csi.ciACP;
425 else {
426 switch(charset) {
427 case OEM_CHARSET:
428 dc->font_code_page = GetOEMCP();
429 break;
430 case DEFAULT_CHARSET:
431 dc->font_code_page = GetACP();
432 break;
433
434 case VISCII_CHARSET:
435 case TCVN_CHARSET:
436 case KOI8_CHARSET:
437 case ISO3_CHARSET:
438 case ISO4_CHARSET:
439 case ISO10_CHARSET:
440 case CELTIC_CHARSET:
441 /* FIXME: These have no place here, but because x11drv
442 enumerates fonts with these (made up) charsets some apps
443 might use them and then the FIXME below would become
444 annoying. Now we could pick the intended codepage for
445 each of these, but since it's broken anyway we'll just
446 use CP_ACP and hope it'll go away...
447 */
448 dc->font_code_page = CP_ACP;
449 break;
450
451 default:
452 FIXME("Can't find codepage for charset %d\n", charset);
453 dc->font_code_page = CP_ACP;
454 break;
455 }
456 }
457
458 TRACE("charset %d => cp %d\n", charset, dc->font_code_page);
459 }
460
461 /***********************************************************************
462 * FONT_SelectObject
463 *
464 * If the driver supports vector fonts we create a gdi font first and
465 * then call the driver to give it a chance to supply its own device
466 * font. If the driver wants to do this it returns TRUE and we can
467 * delete the gdi font, if the driver wants to use the gdi font it
468 * should return FALSE, to signal an error return GDI_ERROR. For
469 * drivers that don't support vector fonts they must supply their own
470 * font.
471 */
472 static HGDIOBJ FONT_SelectObject( HGDIOBJ handle, HDC hdc )
473 {
474 HGDIOBJ ret = 0;
475 DC *dc = get_dc_ptr( hdc );
476
477 if (!dc) return 0;
478
479 if (!GDI_inc_ref_count( handle ))
480 {
481 release_dc_ptr( dc );
482 return 0;
483 }
484
485 if (GetDeviceCaps( dc->hSelf, TEXTCAPS ) & TC_VA_ABLE)
486 dc->gdiFont = WineEngCreateFontInstance( dc, handle );
487
488 if (dc->funcs->pSelectFont) ret = dc->funcs->pSelectFont( dc->physDev, handle, dc->gdiFont );
489
490 if (ret && dc->gdiFont) dc->gdiFont = 0;
491
492 if (ret == HGDI_ERROR)
493 {
494 GDI_dec_ref_count( handle );
495 ret = 0; /* SelectObject returns 0 on error */
496 }
497 else
498 {
499 ret = dc->hFont;
500 dc->hFont = handle;
501 update_font_code_page( dc );
502 GDI_dec_ref_count( ret );
503 }
504 release_dc_ptr( dc );
505 return ret;
506 }
507
508
509 /***********************************************************************
510 * FONT_GetObjectA
511 */
512 static INT FONT_GetObjectA( HGDIOBJ handle, INT count, LPVOID buffer )
513 {
514 FONTOBJ *font = GDI_GetObjPtr( handle, OBJ_FONT );
515 LOGFONTA lfA;
516
517 if (!font) return 0;
518 if (buffer)
519 {
520 FONT_LogFontWToA( &font->logfont, &lfA );
521 if (count > sizeof(lfA)) count = sizeof(lfA);
522 memcpy( buffer, &lfA, count );
523 }
524 else count = sizeof(lfA);
525 GDI_ReleaseObj( handle );
526 return count;
527 }
528
529 /***********************************************************************
530 * FONT_GetObjectW
531 */
532 static INT FONT_GetObjectW( HGDIOBJ handle, INT count, LPVOID buffer )
533 {
534 FONTOBJ *font = GDI_GetObjPtr( handle, OBJ_FONT );
535
536 if (!font) return 0;
537 if (buffer)
538 {
539 if (count > sizeof(LOGFONTW)) count = sizeof(LOGFONTW);
540 memcpy( buffer, &font->logfont, count );
541 }
542 else count = sizeof(LOGFONTW);
543 GDI_ReleaseObj( handle );
544 return count;
545 }
546
547
548 /***********************************************************************
549 * FONT_DeleteObject
550 */
551 static BOOL FONT_DeleteObject( HGDIOBJ handle )
552 {
553 FONTOBJ *obj;
554
555 WineEngDestroyFontInstance( handle );
556
557 if (!(obj = free_gdi_handle( handle ))) return FALSE;
558 return HeapFree( GetProcessHeap(), 0, obj );
559 }
560
561
562 /***********************************************************************
563 * FONT_EnumInstance
564 *
565 * Note: plf is really an ENUMLOGFONTEXW, and ptm is a NEWTEXTMETRICEXW.
566 * We have to use other types because of the FONTENUMPROCW definition.
567 */
568 static INT CALLBACK FONT_EnumInstance( const LOGFONTW *plf, const TEXTMETRICW *ptm,
569 DWORD fType, LPARAM lp )
570 {
571 fontEnum32 *pfe = (fontEnum32*)lp;
572 INT ret = 1;
573
574 /* lfCharSet is at the same offset in both LOGFONTA and LOGFONTW */
575 if ((!pfe->lpLogFontParam ||
576 pfe->lpLogFontParam->lfCharSet == DEFAULT_CHARSET ||
577 pfe->lpLogFontParam->lfCharSet == plf->lfCharSet) &&
578 (!(fType & RASTER_FONTTYPE) || GetDeviceCaps(pfe->hdc, TEXTCAPS) & TC_RA_ABLE) )
579 {
580 /* convert font metrics */
581 ENUMLOGFONTEXA logfont;
582 NEWTEXTMETRICEXA tmA;
583
584 pfe->dwFlags |= ENUM_CALLED;
585 if (!(pfe->dwFlags & ENUM_UNICODE))
586 {
587 FONT_EnumLogFontExWToA( (const ENUMLOGFONTEXW *)plf, &logfont);
588 FONT_NewTextMetricExWToA( (const NEWTEXTMETRICEXW *)ptm, &tmA );
589 plf = (LOGFONTW *)&logfont.elfLogFont;
590 ptm = (TEXTMETRICW *)&tmA;
591 }
592
593 ret = pfe->lpEnumFunc( plf, ptm, fType, pfe->lpData );
594 }
595 return ret;
596 }
597
598 /***********************************************************************
599 * FONT_EnumFontFamiliesEx
600 */
601 static INT FONT_EnumFontFamiliesEx( HDC hDC, LPLOGFONTW plf,
602 FONTENUMPROCW efproc,
603 LPARAM lParam, DWORD dwUnicode)
604 {
605 INT ret = 1, ret2;
606 DC *dc = get_dc_ptr( hDC );
607 fontEnum32 fe32;
608 BOOL enum_gdi_fonts;
609
610 if (!dc) return 0;
611
612 if (plf)
613 TRACE("lfFaceName = %s lfCharset = %d\n", debugstr_w(plf->lfFaceName),
614 plf->lfCharSet);
615 fe32.lpLogFontParam = plf;
616 fe32.lpEnumFunc = efproc;
617 fe32.lpData = lParam;
618 fe32.dwFlags = dwUnicode;
619 fe32.hdc = hDC;
620
621 enum_gdi_fonts = GetDeviceCaps(hDC, TEXTCAPS) & TC_VA_ABLE;
622
623 if (!dc->funcs->pEnumDeviceFonts && !enum_gdi_fonts)
624 {
625 ret = 0;
626 goto done;
627 }
628
629 if (enum_gdi_fonts)
630 ret = WineEngEnumFonts( plf, FONT_EnumInstance, (LPARAM)&fe32 );
631 fe32.dwFlags &= ~ENUM_CALLED;
632 if (ret && dc->funcs->pEnumDeviceFonts) {
633 ret2 = dc->funcs->pEnumDeviceFonts( dc->physDev, plf, FONT_EnumInstance, (LPARAM)&fe32 );
634 if(fe32.dwFlags & ENUM_CALLED) /* update ret iff a font gets enumed */
635 ret = ret2;
636 }
637 done:
638 release_dc_ptr( dc );
639 return ret;
640 }
641
642 /***********************************************************************
643 * EnumFontFamiliesExW (GDI32.@)
644 */
645 INT WINAPI EnumFontFamiliesExW( HDC hDC, LPLOGFONTW plf,
646 FONTENUMPROCW efproc,
647 LPARAM lParam, DWORD dwFlags )
648 {
649 return FONT_EnumFontFamiliesEx( hDC, plf, efproc, lParam, ENUM_UNICODE );
650 }
651
652 /***********************************************************************
653 * EnumFontFamiliesExA (GDI32.@)
654 */
655 INT WINAPI EnumFontFamiliesExA( HDC hDC, LPLOGFONTA plf,
656 FONTENUMPROCA efproc,
657 LPARAM lParam, DWORD dwFlags)
658 {
659 LOGFONTW lfW, *plfW;
660
661 if (plf)
662 {
663 FONT_LogFontAToW( plf, &lfW );
664 plfW = &lfW;
665 }
666 else plfW = NULL;
667
668 return FONT_EnumFontFamiliesEx( hDC, plfW, (FONTENUMPROCW)efproc, lParam, 0);
669 }
670
671 /***********************************************************************
672 * EnumFontFamiliesA (GDI32.@)
673 */
674 INT WINAPI EnumFontFamiliesA( HDC hDC, LPCSTR lpFamily,
675 FONTENUMPROCA efproc, LPARAM lpData )
676 {
677 LOGFONTA lf, *plf;
678
679 if (lpFamily)
680 {
681 if (!*lpFamily) return 1;
682 lstrcpynA( lf.lfFaceName, lpFamily, LF_FACESIZE );
683 lf.lfCharSet = DEFAULT_CHARSET;
684 lf.lfPitchAndFamily = 0;
685 plf = &lf;
686 }
687 else plf = NULL;
688
689 return EnumFontFamiliesExA( hDC, plf, efproc, lpData, 0 );
690 }
691
692 /***********************************************************************
693 * EnumFontFamiliesW (GDI32.@)
694 */
695 INT WINAPI EnumFontFamiliesW( HDC hDC, LPCWSTR lpFamily,
696 FONTENUMPROCW efproc, LPARAM lpData )
697 {
698 LOGFONTW lf, *plf;
699
700 if (lpFamily)
701 {
702 if (!*lpFamily) return 1;
703 lstrcpynW( lf.lfFaceName, lpFamily, LF_FACESIZE );
704 lf.lfCharSet = DEFAULT_CHARSET;
705 lf.lfPitchAndFamily = 0;
706 plf = &lf;
707 }
708 else plf = NULL;
709
710 return EnumFontFamiliesExW( hDC, plf, efproc, lpData, 0 );
711 }
712
713 /***********************************************************************
714 * EnumFontsA (GDI32.@)
715 */
716 INT WINAPI EnumFontsA( HDC hDC, LPCSTR lpName, FONTENUMPROCA efproc,
717 LPARAM lpData )
718 {
719 return EnumFontFamiliesA( hDC, lpName, efproc, lpData );
720 }
721
722 /***********************************************************************
723 * EnumFontsW (GDI32.@)
724 */
725 INT WINAPI EnumFontsW( HDC hDC, LPCWSTR lpName, FONTENUMPROCW efproc,
726 LPARAM lpData )
727 {
728 return EnumFontFamiliesW( hDC, lpName, efproc, lpData );
729 }
730
731
732 /***********************************************************************
733 * GetTextCharacterExtra (GDI32.@)
734 */
735 INT WINAPI GetTextCharacterExtra( HDC hdc )
736 {
737 INT ret;
738 DC *dc = get_dc_ptr( hdc );
739 if (!dc) return 0x80000000;
740 ret = dc->charExtra;
741 release_dc_ptr( dc );
742 return ret;
743 }
744
745
746 /***********************************************************************
747 * SetTextCharacterExtra (GDI32.@)
748 */
749 INT WINAPI SetTextCharacterExtra( HDC hdc, INT extra )
750 {
751 INT prev;
752 DC * dc = get_dc_ptr( hdc );
753 if (!dc) return 0x80000000;
754 if (dc->funcs->pSetTextCharacterExtra)
755 prev = dc->funcs->pSetTextCharacterExtra( dc->physDev, extra );
756 else
757 {
758 prev = dc->charExtra;
759 dc->charExtra = extra;
760 }
761 release_dc_ptr( dc );
762 return prev;
763 }
764
765
766 /***********************************************************************
767 * SetTextJustification (GDI32.@)
768 */
769 BOOL WINAPI SetTextJustification( HDC hdc, INT extra, INT breaks )
770 {
771 BOOL ret = TRUE;
772 DC * dc = get_dc_ptr( hdc );
773 if (!dc) return FALSE;
774 if (dc->funcs->pSetTextJustification)
775 ret = dc->funcs->pSetTextJustification( dc->physDev, extra, breaks );
776 else
777 {
778 extra = abs((extra * dc->vportExtX + dc->wndExtX / 2) / dc->wndExtX);
779 if (!extra) breaks = 0;
780 if (breaks)
781 {
782 dc->breakExtra = extra / breaks;
783 dc->breakRem = extra - (breaks * dc->breakExtra);
784 }
785 else
786 {
787 dc->breakExtra = 0;
788 dc->breakRem = 0;
789 }
790 }
791 release_dc_ptr( dc );
792 return ret;
793 }
794
795
796 /***********************************************************************
797 * GetTextFaceA (GDI32.@)
798 */
799 INT WINAPI GetTextFaceA( HDC hdc, INT count, LPSTR name )
800 {
801 INT res = GetTextFaceW(hdc, 0, NULL);
802 LPWSTR nameW = HeapAlloc( GetProcessHeap(), 0, res * 2 );
803 GetTextFaceW( hdc, res, nameW );
804
805 if (name)
806 {
807 if (count)
808 {
809 res = WideCharToMultiByte(CP_ACP, 0, nameW, -1, name, count, NULL, NULL);
810 if (res == 0)
811 res = count;
812 name[count-1] = 0;
813 /* GetTextFaceA does NOT include the nul byte in the return count. */
814 res--;
815 }
816 else
817 res = 0;
818 }
819 else
820 res = WideCharToMultiByte( CP_ACP, 0, nameW, -1, NULL, 0, NULL, NULL);
821 HeapFree( GetProcessHeap(), 0, nameW );
822 return res;
823 }
824
825 /***********************************************************************
826 * GetTextFaceW (GDI32.@)
827 */
828 INT WINAPI GetTextFaceW( HDC hdc, INT count, LPWSTR name )
829 {
830 FONTOBJ *font;
831 INT ret = 0;
832
833 DC * dc = get_dc_ptr( hdc );
834 if (!dc) return 0;
835
836 if(dc->gdiFont)
837 ret = WineEngGetTextFace(dc->gdiFont, count, name);
838 else if ((font = GDI_GetObjPtr( dc->hFont, OBJ_FONT )))
839 {
840 INT n = strlenW(font->logfont.lfFaceName) + 1;
841 if (name)
842 {
843 lstrcpynW( name, font->logfont.lfFaceName, count );
844 ret = min(count, n);
845 }
846 else ret = n;
847 GDI_ReleaseObj( dc->hFont );
848 }
849 release_dc_ptr( dc );
850 return ret;
851 }
852
853
854 /***********************************************************************
855 * GetTextExtentPoint32A (GDI32.@)
856 *
857 * See GetTextExtentPoint32W.
858 */
859 BOOL WINAPI GetTextExtentPoint32A( HDC hdc, LPCSTR str, INT count,
860 LPSIZE size )
861 {
862 BOOL ret = FALSE;
863 INT wlen;
864 LPWSTR p = FONT_mbtowc(hdc, str, count, &wlen, NULL);
865
866 if (p) {
867 ret = GetTextExtentPoint32W( hdc, p, wlen, size );
868 HeapFree( GetProcessHeap(), 0, p );
869 }
870
871 TRACE("(%p %s %d %p): returning %d x %d\n",
872 hdc, debugstr_an (str, count), count, size, size->cx, size->cy );
873 return ret;
874 }
875
876
877 /***********************************************************************
878 * GetTextExtentPoint32W [GDI32.@]
879 *
880 * Computes width/height for a string.
881 *
882 * Computes width and height of the specified string.
883 *
884 * RETURNS
885 * Success: TRUE
886 * Failure: FALSE
887 */
888 BOOL WINAPI GetTextExtentPoint32W(
889 HDC hdc, /* [in] Handle of device context */
890 LPCWSTR str, /* [in] Address of text string */
891 INT count, /* [in] Number of characters in string */
892 LPSIZE size) /* [out] Address of structure for string size */
893 {
894 return GetTextExtentExPointW(hdc, str, count, 0, NULL, NULL, size);
895 }
896
897 /***********************************************************************
898 * GetTextExtentExPointI [GDI32.@]
899 *
900 * Computes width and height of the array of glyph indices.
901 *
902 * PARAMS
903 * hdc [I] Handle of device context.
904 * indices [I] Glyph index array.
905 * count [I] Number of glyphs in array.
906 * max_ext [I] Maximum width in glyphs.
907 * nfit [O] Maximum number of characters.
908 * dxs [O] Partial string widths.
909 * size [O] Returned string size.
910 *
911 * RETURNS
912 * Success: TRUE
913 * Failure: FALSE
914 */
915 BOOL WINAPI GetTextExtentExPointI( HDC hdc, const WORD *indices, INT count, INT max_ext,
916 LPINT nfit, LPINT dxs, LPSIZE size )
917 {
918 BOOL ret = FALSE;
919 DC * dc = get_dc_ptr( hdc );
920 if (!dc) return FALSE;
921
922 if(dc->gdiFont) {
923 ret = WineEngGetTextExtentExPointI(dc->gdiFont, indices, count, max_ext, nfit, dxs, size);
924 size->cx = abs(INTERNAL_XDSTOWS(dc, size->cx));
925 size->cy = abs(INTERNAL_YDSTOWS(dc, size->cy));
926 size->cx += count * dc->charExtra;
927 }
928 else if(dc->funcs->pGetTextExtentExPoint) {
929 FIXME("calling GetTextExtentExPoint\n");
930 ret = dc->funcs->pGetTextExtentExPoint( dc->physDev, indices, count,
931 max_ext, nfit, dxs, size );
932 }
933
934 release_dc_ptr( dc );
935
936 TRACE("(%p %p %d %p): returning %d x %d\n",
937 hdc, indices, count, size, size->cx, size->cy );
938 return ret;
939 }
940
941 /***********************************************************************
942 * GetTextExtentPointI [GDI32.@]
943 *
944 * Computes width and height of the array of glyph indices.
945 *
946 * PARAMS
947 * hdc [I] Handle of device context.
948 * indices [I] Glyph index array.
949 * count [I] Number of glyphs in array.
950 * size [O] Returned string size.
951 *
952 * RETURNS
953 * Success: TRUE
954 * Failure: FALSE
955 */
956 BOOL WINAPI GetTextExtentPointI( HDC hdc, const WORD *indices, INT count, LPSIZE size )
957 {
958 return GetTextExtentExPointI( hdc, indices, count, 0, NULL, NULL, size );
959 }
960
961
962 /***********************************************************************
963 * GetTextExtentPointA (GDI32.@)
964 */
965 BOOL WINAPI GetTextExtentPointA( HDC hdc, LPCSTR str, INT count,
966 LPSIZE size )
967 {
968 TRACE("not bug compatible.\n");
969 return GetTextExtentPoint32A( hdc, str, count, size );
970 }
971
972 /***********************************************************************
973 * GetTextExtentPointW (GDI32.@)
974 */
975 BOOL WINAPI GetTextExtentPointW( HDC hdc, LPCWSTR str, INT count,
976 LPSIZE size )
977 {
978 TRACE("not bug compatible.\n");
979 return GetTextExtentPoint32W( hdc, str, count, size );
980 }
981
982
983 /***********************************************************************
984 * GetTextExtentExPointA (GDI32.@)
985 */
986 BOOL WINAPI GetTextExtentExPointA( HDC hdc, LPCSTR str, INT count,
987 INT maxExt, LPINT lpnFit,
988 LPINT alpDx, LPSIZE size )
989 {
990 BOOL ret;
991 INT wlen;
992 INT *walpDx = NULL;
993 LPWSTR p = NULL;
994
995 if (alpDx &&
996 NULL == (walpDx = HeapAlloc(GetProcessHeap(), 0, count * sizeof(INT))))
997 return FALSE;
998
999 p = FONT_mbtowc(hdc, str, count, &wlen, NULL);
1000 ret = GetTextExtentExPointW( hdc, p, wlen, maxExt, lpnFit, walpDx, size);
1001 if (walpDx)
1002 {
1003 INT n = lpnFit ? *lpnFit : wlen;
1004 INT i, j;
1005 for(i = 0, j = 0; i < n; i++, j++)
1006 {
1007 alpDx[j] = walpDx[i];
1008 if (IsDBCSLeadByte(str[j])) alpDx[++j] = walpDx[i];
1009 }
1010 }
1011 if (lpnFit) *lpnFit = WideCharToMultiByte(CP_ACP,0,p,*lpnFit,NULL,0,NULL,NULL);
1012 HeapFree( GetProcessHeap(), 0, p );
1013 HeapFree( GetProcessHeap(), 0, walpDx );
1014 return ret;
1015 }
1016
1017
1018 /***********************************************************************
1019 * GetTextExtentExPointW (GDI32.@)
1020 *
1021 * Return the size of the string as it would be if it was output properly by
1022 * e.g. TextOut.
1023 *
1024 * This should include
1025 * - Intercharacter spacing
1026 * - justification spacing (not yet done)
1027 * - kerning? see below
1028 *
1029 * Kerning. Since kerning would be carried out by the rendering code it should
1030 * be done by the driver. However they don't support it yet. Also I am not
1031 * yet persuaded that (certainly under Win95) any kerning is actually done.
1032 *
1033 * str: According to MSDN this should be null-terminated. That is not true; a
1034 * null will not terminate it early.
1035 * size: Certainly under Win95 this appears buggy or weird if *lpnFit is less
1036 * than count. I have seen it be either the size of the full string or
1037 * 1 less than the size of the full string. I have not seen it bear any
1038 * resemblance to the portion that would fit.
1039 * lpnFit: What exactly is fitting? Stupidly, in my opinion, it includes the
1040 * trailing intercharacter spacing and any trailing justification.
1041 *
1042 * FIXME
1043 * Currently we do this by measuring each character etc. We should do it by
1044 * passing the request to the driver, perhaps by extending the
1045 * pGetTextExtentPoint function to take the alpDx argument. That would avoid
1046 * thinking about kerning issues and rounding issues in the justification.
1047 */
1048
1049 BOOL WINAPI GetTextExtentExPointW( HDC hdc, LPCWSTR str, INT count,
1050 INT maxExt, LPINT lpnFit,
1051 LPINT alpDx, LPSIZE size )
1052 {
1053 INT nFit = 0;
1054 LPINT dxs = NULL;
1055 DC *dc;
1056 BOOL ret = FALSE;
1057 TEXTMETRICW tm;
1058
1059 TRACE("(%p, %s, %d)\n",hdc,debugstr_wn(str,count),maxExt);
1060
1061 dc = get_dc_ptr(hdc);
1062 if (! dc)
1063 return FALSE;
1064
1065 GetTextMetricsW(hdc, &tm);
1066
1067 /* If we need to calculate nFit, then we need the partial extents even if
1068 the user hasn't provided us with an array. */
1069 if (lpnFit)
1070 {
1071 dxs = alpDx ? alpDx : HeapAlloc(GetProcessHeap(), 0, count * sizeof alpDx[0]);
1072 if (! dxs)
1073 {
1074 release_dc_ptr(dc);
1075 SetLastError(ERROR_OUTOFMEMORY);
1076 return FALSE;
1077 }
1078 }
1079 else
1080 dxs = alpDx;
1081
1082 if (dc->gdiFont)
1083 ret = WineEngGetTextExtentExPoint(dc->gdiFont, str, count,
1084 0, NULL, dxs, size);
1085 else if (dc->funcs->pGetTextExtentExPoint)
1086 ret = dc->funcs->pGetTextExtentExPoint(dc->physDev, str, count,
1087 0, NULL, dxs, size);
1088
1089 /* Perform device size to world size transformations. */
1090 if (ret)
1091 {
1092 INT extra = dc->charExtra,
1093 breakExtra = dc->breakExtra,
1094 breakRem = dc->breakRem,
1095 i;
1096
1097 if (dxs)
1098 {
1099 for (i = 0; i < count; ++i)
1100 {
1101 dxs[i] = abs(INTERNAL_XDSTOWS(dc, dxs[i]));
1102 dxs[i] += (i+1) * extra;
1103 if (count > 1 && (breakExtra || breakRem) && str[i] == tm.tmBreakChar)
1104 {
1105 dxs[i] += breakExtra;
1106 if (breakRem > 0)
1107 {
1108 breakRem--;
1109 dxs[i]++;
1110 }
1111 }
1112 if (dxs[i] <= maxExt)
1113 ++nFit;
1114 }
1115 breakRem = dc->breakRem;
1116 }
1117 size->cx = abs(INTERNAL_XDSTOWS(dc, size->cx));
1118 size->cy = abs(INTERNAL_YDSTOWS(dc, size->cy));
1119
1120 if (!dxs && count > 1 && (breakExtra || breakRem))
1121 {
1122 for (i = 0; i < count; i++)
1123 {
1124 if (str[i] == tm.tmBreakChar)
1125 {
1126 size->cx += breakExtra;
1127 if (breakRem > 0)
1128 {
1129 breakRem--;
1130 (size->cx)++;
1131 }
1132 }
1133 }
1134 }
1135 }
1136
1137 if (lpnFit)
1138 *lpnFit = nFit;
1139
1140 if (! alpDx)
1141 HeapFree(GetProcessHeap(), 0, dxs);
1142
1143 release_dc_ptr( dc );
1144
1145 TRACE("returning %d %d x %d\n",nFit,size->cx,size->cy);
1146 return ret;
1147 }
1148
1149 /***********************************************************************
1150 * GetTextMetricsA (GDI32.@)
1151 */
1152 BOOL WINAPI GetTextMetricsA( HDC hdc, TEXTMETRICA *metrics )
1153 {
1154 TEXTMETRICW tm32;
1155
1156 if (!GetTextMetricsW( hdc, &tm32 )) return FALSE;
1157 FONT_TextMetricWToA( &tm32, metrics );
1158 return TRUE;
1159 }
1160
1161 /***********************************************************************
1162 * GetTextMetricsW (GDI32.@)
1163 */
1164 BOOL WINAPI GetTextMetricsW( HDC hdc, TEXTMETRICW *metrics )
1165 {
1166 BOOL ret = FALSE;
1167 DC * dc = get_dc_ptr( hdc );
1168 if (!dc) return FALSE;
1169
1170 if (dc->gdiFont)
1171 ret = WineEngGetTextMetrics(dc->gdiFont, metrics);
1172 else if (dc->funcs->pGetTextMetrics)
1173 ret = dc->funcs->pGetTextMetrics( dc->physDev, metrics );
1174
1175 if (ret)
1176 {
1177 /* device layer returns values in device units
1178 * therefore we have to convert them to logical */
1179
1180 metrics->tmDigitizedAspectX = GetDeviceCaps(hdc, LOGPIXELSX);
1181 metrics->tmDigitizedAspectY = GetDeviceCaps(hdc, LOGPIXELSY);
1182
1183 #define WDPTOLP(x) ((x<0)? \
1184 (-abs(INTERNAL_XDSTOWS(dc, (x)))): \
1185 (abs(INTERNAL_XDSTOWS(dc, (x)))))
1186 #define HDPTOLP(y) ((y<0)? \
1187 (-abs(INTERNAL_YDSTOWS(dc, (y)))): \
1188 (abs(INTERNAL_YDSTOWS(dc, (y)))))
1189
1190 metrics->tmHeight = HDPTOLP(metrics->tmHeight);
1191 metrics->tmAscent = HDPTOLP(metrics->tmAscent);
1192 metrics->tmDescent = HDPTOLP(metrics->tmDescent);
1193 metrics->tmInternalLeading = HDPTOLP(metrics->tmInternalLeading);
1194 metrics->tmExternalLeading = HDPTOLP(metrics->tmExternalLeading);
1195 metrics->tmAveCharWidth = WDPTOLP(metrics->tmAveCharWidth);
1196 metrics->tmMaxCharWidth = WDPTOLP(metrics->tmMaxCharWidth);
1197 metrics->tmOverhang = WDPTOLP(metrics->tmOverhang);
1198 ret = TRUE;
1199 #undef WDPTOLP
1200 #undef HDPTOLP
1201 TRACE("text metrics:\n"
1202 " Weight = %03i\t FirstChar = %i\t AveCharWidth = %i\n"
1203 " Italic = % 3i\t LastChar = %i\t\t MaxCharWidth = %i\n"
1204 " UnderLined = %01i\t DefaultChar = %i\t Overhang = %i\n"
1205 " StruckOut = %01i\t BreakChar = %i\t CharSet = %i\n"
1206 " PitchAndFamily = %02x\n"
1207 " --------------------\n"
1208 " InternalLeading = %i\n"
1209 " Ascent = %i\n"
1210 " Descent = %i\n"
1211 " Height = %i\n",
1212 metrics->tmWeight, metrics->tmFirstChar, metrics->tmAveCharWidth,
1213 metrics->tmItalic, metrics->tmLastChar, metrics->tmMaxCharWidth,
1214 metrics->tmUnderlined, metrics->tmDefaultChar, metrics->tmOverhang,
1215 metrics->tmStruckOut, metrics->tmBreakChar, metrics->tmCharSet,
1216 metrics->tmPitchAndFamily,
1217 metrics->tmInternalLeading,
1218 metrics->tmAscent,
1219 metrics->tmDescent,
1220 metrics->tmHeight );
1221 }
1222 release_dc_ptr( dc );
1223 return ret;
1224 }
1225
1226
1227 /***********************************************************************
1228 * GetOutlineTextMetricsA (GDI32.@)
1229 * Gets metrics for TrueType fonts.
1230 *
1231 * NOTES
1232 * If the supplied buffer isn't big enough Windows partially fills it up to
1233 * its given length and returns that length.
1234 *
1235 * RETURNS
1236 * Success: Non-zero or size of required buffer
1237 * Failure: 0
1238 */
1239 UINT WINAPI GetOutlineTextMetricsA(
1240 HDC hdc, /* [in] Handle of device context */
1241 UINT cbData, /* [in] Size of metric data array */
1242 LPOUTLINETEXTMETRICA lpOTM) /* [out] Address of metric data array */
1243 {
1244 char buf[512], *ptr;
1245 UINT ret, needed;
1246 OUTLINETEXTMETRICW *lpOTMW = (OUTLINETEXTMETRICW *)buf;
1247 OUTLINETEXTMETRICA *output = lpOTM;
1248 INT left, len;
1249
1250 if((ret = GetOutlineTextMetricsW(hdc, 0, NULL)) == 0)
1251 return 0;
1252 if(ret > sizeof(buf))
1253 lpOTMW = HeapAlloc(GetProcessHeap(), 0, ret);
1254 GetOutlineTextMetricsW(hdc, ret, lpOTMW);
1255
1256 needed = sizeof(OUTLINETEXTMETRICA);
1257 if(lpOTMW->otmpFamilyName)
1258 needed += WideCharToMultiByte(CP_ACP, 0,
1259 (WCHAR*)((char*)lpOTMW + (ptrdiff_t)lpOTMW->otmpFamilyName), -1,
1260 NULL, 0, NULL, NULL);
1261 if(lpOTMW->otmpFaceName)
1262 needed += WideCharToMultiByte(CP_ACP, 0,
1263 (WCHAR*)((char*)lpOTMW + (ptrdiff_t)lpOTMW->otmpFaceName), -1,
1264 NULL, 0, NULL, NULL);
1265 if(lpOTMW->otmpStyleName)
1266 needed += WideCharToMultiByte(CP_ACP, 0,
1267 (WCHAR*)((char*)lpOTMW + (ptrdiff_t)lpOTMW->otmpStyleName), -1,
1268 NULL, 0, NULL, NULL);
1269 if(lpOTMW->otmpFullName)
1270 needed += WideCharToMultiByte(CP_ACP, 0,
1271 (WCHAR*)((char*)lpOTMW + (ptrdiff_t)lpOTMW->otmpFullName), -1,
1272 NULL, 0, NULL, NULL);
1273
1274 if(!lpOTM) {
1275 ret = needed;
1276 goto end;
1277 }
1278
1279 TRACE("needed = %d\n", needed);
1280 if(needed > cbData)
1281 /* Since the supplied buffer isn't big enough, we'll alloc one
1282 that is and memcpy the first cbData bytes into the lpOTM at
1283 the end. */
1284 output = HeapAlloc(GetProcessHeap(), 0, needed);
1285
1286 ret = output->otmSize = min(needed, cbData);
1287 FONT_TextMetricWToA( &lpOTMW->otmTextMetrics, &output->otmTextMetrics );
1288 output->otmFiller = 0;
1289 output->otmPanoseNumber = lpOTMW->otmPanoseNumber;
1290 output->otmfsSelection = lpOTMW->otmfsSelection;
1291 output->otmfsType = lpOTMW->otmfsType;
1292 output->otmsCharSlopeRise = lpOTMW->otmsCharSlopeRise;
1293 output->otmsCharSlopeRun = lpOTMW->otmsCharSlopeRun;
1294 output->otmItalicAngle = lpOTMW->otmItalicAngle;
1295 output->otmEMSquare = lpOTMW->otmEMSquare;
1296 output->otmAscent = lpOTMW->otmAscent;
1297 output->otmDescent = lpOTMW->otmDescent;
1298 output->otmLineGap = lpOTMW->otmLineGap;
1299 output->otmsCapEmHeight = lpOTMW->otmsCapEmHeight;
1300 output->otmsXHeight = lpOTMW->otmsXHeight;
1301 output->otmrcFontBox = lpOTMW->otmrcFontBox;
1302 output->otmMacAscent = lpOTMW->otmMacAscent;
1303 output->otmMacDescent = lpOTMW->otmMacDescent;
1304 output->otmMacLineGap = lpOTMW->otmMacLineGap;
1305 output->otmusMinimumPPEM = lpOTMW->otmusMinimumPPEM;
1306 output->otmptSubscriptSize = lpOTMW->otmptSubscriptSize;
1307 output->otmptSubscriptOffset = lpOTMW->otmptSubscriptOffset;
1308 output->otmptSuperscriptSize = lpOTMW->otmptSuperscriptSize;
1309 output->otmptSuperscriptOffset = lpOTMW->otmptSuperscriptOffset;
1310 output->otmsStrikeoutSize = lpOTMW->otmsStrikeoutSize;
1311 output->otmsStrikeoutPosition = lpOTMW->otmsStrikeoutPosition;
1312 output->otmsUnderscoreSize = lpOTMW->otmsUnderscoreSize;
1313 output->otmsUnderscorePosition = lpOTMW->otmsUnderscorePosition;
1314
1315
1316 ptr = (char*)(output + 1);
1317 left = needed - sizeof(*output);
1318
1319 if(lpOTMW->otmpFamilyName) {
1320 output->otmpFamilyName = (LPSTR)(ptr - (char*)output);
1321 len = WideCharToMultiByte(CP_ACP, 0,
1322 (WCHAR*)((char*)lpOTMW + (ptrdiff_t)lpOTMW->otmpFamilyName), -1,
1323 ptr, left, NULL, NULL);
1324 left -= len;
1325 ptr += len;
1326 } else
1327 output->otmpFamilyName = 0;
1328
1329 if(lpOTMW->otmpFaceName) {
1330 output->otmpFaceName = (LPSTR)(ptr - (char*)output);
1331 len = WideCharToMultiByte(CP_ACP, 0,
1332 (WCHAR*)((char*)lpOTMW + (ptrdiff_t)lpOTMW->otmpFaceName), -1,
1333 ptr, left, NULL, NULL);
1334 left -= len;
1335 ptr += len;
1336 } else
1337 output->otmpFaceName = 0;
1338
1339 if(lpOTMW->otmpStyleName) {
1340 output->otmpStyleName = (LPSTR)(ptr - (char*)output);
1341 len = WideCharToMultiByte(CP_ACP, 0,
1342 (WCHAR*)((char*)lpOTMW + (ptrdiff_t)lpOTMW->otmpStyleName), -1,
1343 ptr, left, NULL, NULL);
1344 left -= len;
1345 ptr += len;
1346 } else
1347 output->otmpStyleName = 0;
1348
1349 if(lpOTMW->otmpFullName) {
1350 output->otmpFullName = (LPSTR)(ptr - (char*)output);
1351 len = WideCharToMultiByte(CP_ACP, 0,
1352 (WCHAR*)((char*)lpOTMW + (ptrdiff_t)lpOTMW->otmpFullName), -1,
1353 ptr, left, NULL, NULL);
1354 left -= len;
1355 } else
1356 output->otmpFullName = 0;
1357
1358 assert(left == 0);
1359
1360 if(output != lpOTM) {
1361 memcpy(lpOTM, output, cbData);
1362 HeapFree(GetProcessHeap(), 0, output);
1363
1364 /* check if the string offsets really fit into the provided size */
1365 /* FIXME: should we check string length as well? */
1366 /* make sure that we don't read/write beyond the provided buffer */
1367 if (lpOTM->otmSize >= FIELD_OFFSET(OUTLINETEXTMETRICA, otmpFamilyName) + sizeof(LPSTR))
1368 {
1369 if ((UINT_PTR)lpOTM->otmpFamilyName >= lpOTM->otmSize)
1370 lpOTM->otmpFamilyName = 0; /* doesn't fit */
1371 }
1372
1373 /* make sure that we don't read/write beyond the provided buffer */
1374 if (lpOTM->otmSize >= FIELD_OFFSET(OUTLINETEXTMETRICA, otmpFaceName) + sizeof(LPSTR))
1375 {
1376 if ((UINT_PTR)lpOTM->otmpFaceName >= lpOTM->otmSize)
1377 lpOTM->otmpFaceName = 0; /* doesn't fit */
1378 }
1379
1380 /* make sure that we don't read/write beyond the provided buffer */
1381 if (lpOTM->otmSize >= FIELD_OFFSET(OUTLINETEXTMETRICA, otmpStyleName) + sizeof(LPSTR))
1382 {
1383 if ((UINT_PTR)lpOTM->otmpStyleName >= lpOTM->otmSize)
1384 lpOTM->otmpStyleName = 0; /* doesn't fit */
1385 }
1386
1387 /* make sure that we don't read/write beyond the provided buffer */
1388 if (lpOTM->otmSize >= FIELD_OFFSET(OUTLINETEXTMETRICA, otmpFullName) + sizeof(LPSTR))
1389 {
1390 if ((UINT_PTR)lpOTM->otmpFullName >= lpOTM->otmSize)
1391 lpOTM->otmpFullName = 0; /* doesn't fit */
1392 }
1393 }
1394
1395 end:
1396 if(lpOTMW != (OUTLINETEXTMETRICW *)buf)
1397 HeapFree(GetProcessHeap(), 0, lpOTMW);
1398
1399 return ret;
1400 }
1401
1402
1403 /***********************************************************************
1404 * GetOutlineTextMetricsW [GDI32.@]
1405 */
1406 UINT WINAPI GetOutlineTextMetricsW(
1407 HDC hdc, /* [in] Handle of device context */
1408 UINT cbData, /* [in] Size of metric data array */
1409 LPOUTLINETEXTMETRICW lpOTM) /* [out] Address of metric data array */
1410 {
1411 DC *dc = get_dc_ptr( hdc );
1412 OUTLINETEXTMETRICW *output = lpOTM;
1413 UINT ret;
1414
1415 TRACE("(%p,%d,%p)\n", hdc, cbData, lpOTM);
1416 if(!dc) return 0;
1417
1418 if(dc->gdiFont) {
1419 ret = WineEngGetOutlineTextMetrics(dc->gdiFont, cbData, output);
1420 if(lpOTM && ret) {
1421 if(ret > cbData) {
1422 output = HeapAlloc(GetProcessHeap(), 0, ret);
1423 WineEngGetOutlineTextMetrics(dc->gdiFont, ret, output);
1424 }
1425
1426 output->otmTextMetrics.tmDigitizedAspectX = GetDeviceCaps(hdc, LOGPIXELSX);
1427 output->otmTextMetrics.tmDigitizedAspectY = GetDeviceCaps(hdc, LOGPIXELSY);
1428
1429 #define WDPTOLP(x) ((x<0)? \
1430 (-abs(INTERNAL_XDSTOWS(dc, (x)))): \
1431 (abs(INTERNAL_XDSTOWS(dc, (x)))))
1432 #define HDPTOLP(y) ((y<0)? \
1433 (-abs(INTERNAL_YDSTOWS(dc, (y)))): \
1434 (abs(INTERNAL_YDSTOWS(dc, (y)))))
1435
1436 output->otmTextMetrics.tmHeight = HDPTOLP(output->otmTextMetrics.tmHeight);
1437 output->otmTextMetrics.tmAscent = HDPTOLP(output->otmTextMetrics.tmAscent);
1438 output->otmTextMetrics.tmDescent = HDPTOLP(output->otmTextMetrics.tmDescent);
1439 output->otmTextMetrics.tmInternalLeading = HDPTOLP(output->otmTextMetrics.tmInternalLeading);
1440 output->otmTextMetrics.tmExternalLeading = HDPTOLP(output->otmTextMetrics.tmExternalLeading);
1441 output->otmTextMetrics.tmAveCharWidth = WDPTOLP(output->otmTextMetrics.tmAveCharWidth);
1442 output->otmTextMetrics.tmMaxCharWidth = WDPTOLP(output->otmTextMetrics.tmMaxCharWidth);
1443 output->otmTextMetrics.tmOverhang = WDPTOLP(output->otmTextMetrics.tmOverhang);
1444 output->otmAscent = HDPTOLP(output->otmAscent);
1445 output->otmDescent = HDPTOLP(output->otmDescent);
1446 output->otmLineGap = abs(INTERNAL_YDSTOWS(dc,output->otmLineGap));
1447 output->otmsCapEmHeight = abs(INTERNAL_YDSTOWS(dc,output->otmsCapEmHeight));
1448 output->otmsXHeight = abs(INTERNAL_YDSTOWS(dc,output->otmsXHeight));
1449 output->otmrcFontBox.top = HDPTOLP(output->otmrcFontBox.top);
1450 output->otmrcFontBox.bottom = HDPTOLP(output->otmrcFontBox.bottom);
1451 output->otmrcFontBox.left = WDPTOLP(output->otmrcFontBox.left);
1452 output->otmrcFontBox.right = WDPTOLP(output->otmrcFontBox.right);
1453 output->otmMacAscent = HDPTOLP(output->otmMacAscent);
1454 output->otmMacDescent = HDPTOLP(output->otmMacDescent);
1455 output->otmMacLineGap = abs(INTERNAL_YDSTOWS(dc,output->otmMacLineGap));
1456 output->otmptSubscriptSize.x = WDPTOLP(output->otmptSubscriptSize.x);
1457 output->otmptSubscriptSize.y = HDPTOLP(output->otmptSubscriptSize.y);
1458 output->otmptSubscriptOffset.x = WDPTOLP(output->otmptSubscriptOffset.x);
1459 output->otmptSubscriptOffset.y = HDPTOLP(output->otmptSubscriptOffset.y);
1460 output->otmptSuperscriptSize.x = WDPTOLP(output->otmptSuperscriptSize.x);
1461 output->otmptSuperscriptSize.y = HDPTOLP(output->otmptSuperscriptSize.y);
1462 output->otmptSuperscriptOffset.x = WDPTOLP(output->otmptSuperscriptOffset.x);
1463 output->otmptSuperscriptOffset.y = HDPTOLP(output->otmptSuperscriptOffset.y);
1464 output->otmsStrikeoutSize = abs(INTERNAL_YDSTOWS(dc,output->otmsStrikeoutSize));
1465 output->otmsStrikeoutPosition = HDPTOLP(output->otmsStrikeoutPosition);
1466 output->otmsUnderscoreSize = HDPTOLP(output->otmsUnderscoreSize);
1467 output->otmsUnderscorePosition = HDPTOLP(output->otmsUnderscorePosition);
1468 #undef WDPTOLP
1469 #undef HDPTOLP
1470 if(output != lpOTM) {
1471 memcpy(lpOTM, output, cbData);
1472 HeapFree(GetProcessHeap(), 0, output);
1473 ret = cbData;
1474 }
1475 }
1476 }
1477
1478 else { /* This stuff was in GetOutlineTextMetricsA, I've moved it here
1479 but really this should just be a return 0. */
1480
1481 ret = sizeof(*lpOTM);
1482 if (lpOTM) {
1483 if(cbData < ret)
1484 ret = 0;
1485 else {
1486 memset(lpOTM, 0, ret);
1487 lpOTM->otmSize = sizeof(*lpOTM);
1488 GetTextMetricsW(hdc, &lpOTM->otmTextMetrics);
1489 /*
1490 Further fill of the structure not implemented,
1491 Needs real values for the structure members
1492 */
1493 }
1494 }
1495 }
1496 release_dc_ptr(dc);
1497 return ret;
1498 }
1499
1500
1501 /***********************************************************************
1502 * GetCharWidthW (GDI32.@)
1503 * GetCharWidth32W (GDI32.@)
1504 */
1505 BOOL WINAPI GetCharWidth32W( HDC hdc, UINT firstChar, UINT lastChar,
1506 LPINT buffer )
1507 {
1508 UINT i;
1509 BOOL ret = FALSE;
1510 DC * dc = get_dc_ptr( hdc );
1511 if (!dc) return FALSE;
1512
1513 if (dc->gdiFont)
1514 ret = WineEngGetCharWidth( dc->gdiFont, firstChar, lastChar, buffer );
1515 else if (dc->funcs->pGetCharWidth)
1516 ret = dc->funcs->pGetCharWidth( dc->physDev, firstChar, lastChar, buffer);
1517
1518 if (ret)
1519 {
1520 /* convert device units to logical */
1521 for( i = firstChar; i <= lastChar; i++, buffer++ )
1522 *buffer = INTERNAL_XDSTOWS(dc, *buffer);
1523 ret = TRUE;
1524 }
1525 release_dc_ptr( dc );
1526 return ret;
1527 }
1528
1529
1530 /***********************************************************************
1531 * GetCharWidthA (GDI32.@)
1532 * GetCharWidth32A (GDI32.@)
1533 */
1534 BOOL WINAPI GetCharWidth32A( HDC hdc, UINT firstChar, UINT lastChar,
1535 LPINT buffer )
1536 {
1537 INT i, wlen, count = (INT)(lastChar - firstChar + 1);
1538 LPSTR str;
1539 LPWSTR wstr;
1540 BOOL ret = TRUE;
1541
1542 if(count <= 0) return FALSE;
1543
1544 str = HeapAlloc(GetProcessHeap(), 0, count);
1545 for(i = 0; i < count; i++)
1546 str[i] = (BYTE)(firstChar + i);
1547
1548 wstr = FONT_mbtowc(hdc, str, count, &wlen, NULL);
1549
1550 for(i = 0; i < wlen; i++)
1551 {
1552 if(!GetCharWidth32W(hdc, wstr[i], wstr[i], buffer))
1553 {
1554 ret = FALSE;
1555 break;
1556 }
1557 buffer++;
1558 }
1559
1560 HeapFree(GetProcessHeap(), 0, str);
1561 HeapFree(GetProcessHeap(), 0, wstr);
1562
1563 return ret;
1564 }
1565
1566
1567 /***********************************************************************
1568 * ExtTextOutA (GDI32.@)
1569 *
1570 * See ExtTextOutW.
1571 */
1572 BOOL WINAPI ExtTextOutA( HDC hdc, INT x, INT y, UINT flags,
1573 const RECT *lprect, LPCSTR str, UINT count, const INT *lpDx )
1574 {
1575 INT wlen;
1576 UINT codepage;
1577 LPWSTR p;
1578 BOOL ret;
1579 LPINT lpDxW = NULL;
1580
1581 if (flags & ETO_GLYPH_INDEX)
1582 return ExtTextOutW( hdc, x, y, flags, lprect, (LPCWSTR)str, count, lpDx );
1583
1584 p = FONT_mbtowc(hdc, str, count, &wlen, &codepage);
1585
1586 if (lpDx) {
1587 unsigned int i = 0, j = 0;
1588
1589 lpDxW = HeapAlloc( GetProcessHeap(), 0, wlen*sizeof(INT));
1590 while(i < count) {
1591 if(IsDBCSLeadByteEx(codepage, str[i])) {
1592 lpDxW[j++] = lpDx[i] + lpDx[i+1];
1593 i = i + 2;
1594 } else {
1595 lpDxW[j++] = lpDx[i];
1596 i = i + 1;
1597 }
1598 }
1599 }
1600
1601 ret = ExtTextOutW( hdc, x, y, flags, lprect, p, wlen, lpDxW );
1602
1603 HeapFree( GetProcessHeap(), 0, p );
1604 HeapFree( GetProcessHeap(), 0, lpDxW );
1605 return ret;
1606 }
1607
1608
1609 /***********************************************************************
1610 * ExtTextOutW (GDI32.@)
1611 *
1612 * Draws text using the currently selected font, background color, and text color.
1613 *
1614 *
1615 * PARAMS
1616 * x,y [I] coordinates of string
1617 * flags [I]
1618 * ETO_GRAYED - undocumented on MSDN
1619 * ETO_OPAQUE - use background color for fill the rectangle
1620 * ETO_CLIPPED - clipping text to the rectangle
1621 * ETO_GLYPH_INDEX - Buffer is of glyph locations in fonts rather
1622 * than encoded characters. Implies ETO_IGNORELANGUAGE
1623 * ETO_RTLREADING - Paragraph is basically a right-to-left paragraph.
1624 * Affects BiDi ordering
1625 * ETO_IGNORELANGUAGE - Undocumented in MSDN - instructs ExtTextOut not to do BiDi reordering
1626 * ETO_PDY - unimplemented
1627 * ETO_NUMERICSLATIN - unimplemented always assumed -
1628 * do not translate numbers into locale representations
1629 * ETO_NUMERICSLOCAL - unimplemented - Numerals in Arabic/Farsi context should assume local form
1630 * lprect [I] dimensions for clipping or/and opaquing
1631 * str [I] text string
1632 * count [I] number of symbols in string
1633 * lpDx [I] optional parameter with distance between drawing characters
1634 *
1635 * RETURNS
1636 * Success: TRUE
1637 * Failure: FALSE
1638 */
1639 BOOL WINAPI ExtTextOutW( HDC hdc, INT x, INT y, UINT flags,
1640 const RECT *lprect, LPCWSTR str, UINT count, const INT *lpDx )
1641 {
1642 BOOL ret = FALSE;
1643 LPWSTR reordered_str = (LPWSTR)str;
1644 WORD *glyphs = NULL;
1645 UINT align = GetTextAlign( hdc );
1646 POINT pt;
1647 TEXTMETRICW tm;
1648 LOGFONTW lf;
1649 double cosEsc, sinEsc;
1650 INT *deltas = NULL, char_extra;
1651 SIZE sz;
1652 RECT rc;
1653 BOOL done_extents = FALSE;
1654 INT width = 0, xwidth = 0, ywidth = 0;
1655 DWORD type;
1656 DC * dc = get_dc_ptr( hdc );
1657 INT breakRem;
1658 static int quietfixme = 0;
1659
1660 if (!dc) return FALSE;
1661
1662 breakRem = dc->breakRem;
1663
1664 if (quietfixme == 0 && flags & (ETO_NUMERICSLOCAL | ETO_NUMERICSLATIN | ETO_PDY))
1665 {
1666 FIXME("flags ETO_NUMERICSLOCAL | ETO_NUMERICSLATIN | ETO_PDY unimplemented\n");
1667 quietfixme = 1;
1668 }
1669 if (!dc->funcs->pExtTextOut && !PATH_IsPathOpen(dc->path))
1670 {
1671 release_dc_ptr( dc );
1672 return ret;
1673 }
1674
1675 update_dc( dc );
1676 type = GetObjectType(hdc);
1677 if(type == OBJ_METADC || type == OBJ_ENHMETADC)
1678 {
1679 ret = dc->funcs->pExtTextOut(dc->physDev, x, y, flags, lprect, str, count, lpDx);
1680 release_dc_ptr( dc );
1681 return ret;
1682 }
1683
1684 if (!lprect)
1685 flags &= ~ETO_CLIPPED;
1686
1687 if( !(flags & (ETO_GLYPH_INDEX | ETO_IGNORELANGUAGE)) && count > 0 )
1688 {
1689 reordered_str = HeapAlloc(GetProcessHeap(), 0, count*sizeof(WCHAR));
1690
1691 BIDI_Reorder( str, count, GCP_REORDER,
1692 ((flags&ETO_RTLREADING)!=0 || (GetTextAlign(hdc)&TA_RTLREADING)!=0)?
1693 WINE_GCPW_FORCE_RTL:WINE_GCPW_FORCE_LTR,
1694 reordered_str, count, NULL );
1695
1696 flags |= ETO_IGNORELANGUAGE;
1697 }
1698
1699 TRACE("%p, %d, %d, %08x, %p, %s, %d, %p)\n", hdc, x, y, flags,
1700 lprect, debugstr_wn(str, count), count, lpDx);
1701
1702 if(flags & ETO_GLYPH_INDEX)
1703 glyphs = reordered_str;
1704
1705 if(lprect)
1706 TRACE("rect: %d,%d - %d,%d\n", lprect->left, lprect->top, lprect->right,
1707 lprect->bottom);
1708 TRACE("align = %x bkmode = %x mapmode = %x\n", align, GetBkMode(hdc), GetMapMode(hdc));
1709
1710 if(align & TA_UPDATECP)
1711 {
1712 GetCurrentPositionEx( hdc, &pt );
1713 x = pt.x;
1714 y = pt.y;
1715 }
1716
1717 GetTextMetricsW(hdc, &tm);
1718 GetObjectW(GetCurrentObject(hdc, OBJ_FONT), sizeof(lf), &lf);
1719
1720 if(!(tm.tmPitchAndFamily & TMPF_VECTOR)) /* Non-scalable fonts shouldn't be rotated */
1721 lf.lfEscapement = 0;
1722
1723 if(lf.lfEscapement != 0)
1724 {
1725 cosEsc = cos(lf.lfEscapement * M_PI / 1800);
1726 sinEsc = sin(lf.lfEscapement * M_PI / 1800);
1727 }
1728 else
1729 {
1730 cosEsc = 1;
1731 sinEsc = 0;
1732 }
1733
1734 if(flags & (ETO_CLIPPED | ETO_OPAQUE))
1735 {
1736 if(!lprect)
1737 {
1738 if(flags & ETO_GLYPH_INDEX)
1739 GetTextExtentPointI(hdc, glyphs, count, &sz);
1740 else
1741 GetTextExtentPointW(hdc, reordered_str, count, &sz);
1742
1743 done_extents = TRUE;
1744 rc.left = x;
1745 rc.top = y;
1746 rc.right = x + sz.cx;
1747 rc.bottom = y + sz.cy;
1748 }
1749 else
1750 {
1751 rc = *lprect;
1752 }
1753
1754 LPtoDP(hdc, (POINT*)&rc, 2);
1755
1756 if(rc.left > rc.right) {INT tmp = rc.left; rc.left = rc.right; rc.right = tmp;}
1757 if(rc.top > rc.bottom) {INT tmp = rc.top; rc.top = rc.bottom; rc.bottom = tmp;}
1758 }
1759
1760 if ((flags & ETO_OPAQUE) && !PATH_IsPathOpen(dc->path))
1761 dc->funcs->pExtTextOut(dc->physDev, 0, 0, ETO_OPAQUE, &rc, NULL, 0, NULL);
1762
1763 if(count == 0)
1764 {
1765 ret = TRUE;
1766 goto done;
1767 }
1768
1769 pt.x = x;
1770 pt.y = y;
1771 LPtoDP(hdc, &pt, 1);
1772 x = pt.x;
1773 y = pt.y;
1774
1775 char_extra = GetTextCharacterExtra(hdc);
1776 if(char_extra || dc->breakExtra || breakRem || lpDx || lf.lfEscapement != 0)
1777 {
1778 UINT i;
1779 SIZE tmpsz;
1780 deltas = HeapAlloc(GetProcessHeap(), 0, count * sizeof(INT));
1781 for(i = 0; i < count; i++)
1782 {
1783 if(lpDx && (flags & ETO_PDY))
1784 deltas[i] = lpDx[i*2] + char_extra;
1785 else if(lpDx)
1786 deltas[i] = lpDx[i] + char_extra;
1787 else
1788 {
1789 if(flags & ETO_GLYPH_INDEX)
1790 GetTextExtentPointI(hdc, glyphs + i, 1, &tmpsz);
1791 else
1792 GetTextExtentPointW(hdc, reordered_str + i, 1, &tmpsz);
1793
1794 deltas[i] = tmpsz.cx;
1795 }
1796
1797 if (!(flags & ETO_GLYPH_INDEX) && (dc->breakExtra || breakRem) && reordered_str[i] == tm.tmBreakChar)
1798 {
1799 deltas[i] = deltas[i] + dc->breakExtra;
1800 if (breakRem > 0)
1801 {
1802 breakRem--;
1803 deltas[i]++;
1804 }
1805 }
1806 deltas[i] = INTERNAL_XWSTODS(dc, deltas[i]);
1807 width += deltas[i];
1808 }
1809 }
1810 else
1811 {
1812 if(!done_extents)
1813 {
1814 if(flags & ETO_GLYPH_INDEX)
1815 GetTextExtentPointI(hdc, glyphs, count, &sz);
1816 else
1817 GetTextExtentPointW(hdc, reordered_str, count, &sz);
1818 done_extents = TRUE;
1819 }
1820 width = INTERNAL_XWSTODS(dc, sz.cx);
1821 }
1822 xwidth = width * cosEsc;
1823 ywidth = width * sinEsc;
1824
1825 tm.tmAscent = abs(INTERNAL_YWSTODS(dc, tm.tmAscent));
1826 tm.tmDescent = abs(INTERNAL_YWSTODS(dc, tm.tmDescent));
1827 switch( align & (TA_LEFT | TA_RIGHT | TA_CENTER) )
1828 {
1829 case TA_LEFT:
1830 if (align & TA_UPDATECP)
1831 {
1832 pt.x = x + xwidth;
1833 pt.y = y - ywidth;
1834 DPtoLP(hdc, &pt, 1);
1835 MoveToEx(hdc, pt.x, pt.y, NULL);
1836 }
1837 break;
1838
1839 case TA_CENTER:
1840 x -= xwidth / 2;
1841 y += ywidth / 2;
1842 break;
1843
1844 case TA_RIGHT:
1845 x -= xwidth;
1846 y += ywidth;
1847 if (align & TA_UPDATECP)
1848 {
1849 pt.x = x;
1850 pt.y = y;
1851 DPtoLP(hdc, &pt, 1);
1852 MoveToEx(hdc, pt.x, pt.y, NULL);
1853 }
1854 break;
1855 }
1856
1857 switch( align & (TA_TOP | TA_BOTTOM | TA_BASELINE) )
1858 {
1859 case TA_TOP:
1860 y += tm.tmAscent * cosEsc;
1861 x += tm.tmAscent * sinEsc;
1862 break;
1863
1864 case TA_BOTTOM:
1865 y -= tm.tmDescent * cosEsc;
1866 x -= tm.tmDescent * sinEsc;
1867 break;
1868
1869 case TA_BASELINE:
1870 break;
1871 }
1872
1873 if (GetBkMode(hdc) != TRANSPARENT && !PATH_IsPathOpen(dc->path))
1874 {
1875 if(!((flags & ETO_CLIPPED) && (flags & ETO_OPAQUE)))
1876 {
1877 if(!(flags & ETO_OPAQUE) || x < rc.left || x + width >= rc.right ||
1878 y - tm.tmAscent < rc.top || y + tm.tmDescent >= rc.bottom)
1879 {
1880 RECT rc;
1881 rc.left = x;
1882 rc.right = x + width;
1883 rc.top = y - tm.tmAscent;
1884 rc.bottom = y + tm.tmDescent;
1885 dc->funcs->pExtTextOut(dc->physDev, 0, 0, ETO_OPAQUE, &rc, NULL, 0, NULL);
1886 }
1887 }
1888 }
1889
1890 if(FontIsLinked(hdc) && !(flags & ETO_GLYPH_INDEX))
1891 {
1892 HFONT orig_font = dc->hFont, cur_font;
1893 UINT glyph;
1894 INT span = 0, *offsets = NULL;
1895 unsigned int i;
1896
1897 glyphs = HeapAlloc(GetProcessHeap(), 0, count * sizeof(WORD));
1898 for(i = 0; i < count; i++)
1899 {
1900 WineEngGetLinkedHFont(dc, reordered_str[i], &cur_font, &glyph);
1901 if(cur_font != dc->hFont)
1902 {
1903 if(!offsets)
1904 {
1905 unsigned int j;
1906 offsets = HeapAlloc(GetProcessHeap(), 0, count * sizeof(*deltas));
1907 offsets[0] = 0;
1908 if(!deltas)
1909 {
1910 SIZE tmpsz;
1911 for(j = 1; j < count; j++)
1912 {
1913 GetTextExtentPointW(hdc, reordered_str + j - 1, 1, &tmpsz);
1914 offsets[j] = offsets[j-1] + INTERNAL_XWSTODS(dc, tmpsz.cx);
1915 }
1916 }
1917 else
1918 {
1919 for(j = 1; j < count; j++)
1920 offsets[j] = offsets[j-1] + deltas[j];
1921 }
1922 }
1923 if(span)
1924 {
1925 if (PATH_IsPathOpen(dc->path))
1926 ret = PATH_ExtTextOut(dc, x + offsets[i - span] * cosEsc, y - offsets[i - span] * sinEsc,
1927 (flags & ~ETO_OPAQUE) | ETO_GLYPH_INDEX, &rc,
1928 glyphs, span, deltas ? deltas + i - span : NULL);
1929 else
1930 dc->funcs->pExtTextOut(dc->physDev, x + offsets[i - span] * cosEsc, y - offsets[i - span] * sinEsc,
1931 (flags & ~ETO_OPAQUE) | ETO_GLYPH_INDEX, &rc,
1932 glyphs, span, deltas ? deltas + i - span : NULL);
1933 span = 0;
1934 }
1935 SelectObject(hdc, cur_font);
1936 }
1937 glyphs[span++] = glyph;
1938
1939 if(i == count - 1)
1940 {
1941 if (PATH_IsPathOpen(dc->path))
1942 ret = PATH_ExtTextOut(dc, x + (offsets ? offsets[count - span] * cosEsc : 0),
1943 y - (offsets ? offsets[count - span] * sinEsc : 0),
1944 (flags & ~ETO_OPAQUE) | ETO_GLYPH_INDEX, &rc,
1945 glyphs, span, deltas ? deltas + count - span : NULL);
1946 else
1947 ret = dc->funcs->pExtTextOut(dc->physDev, x + (offsets ? offsets[count - span] * cosEsc : 0),
1948 y - (offsets ? offsets[count - span] * sinEsc : 0),
1949 (flags & ~ETO_OPAQUE) | ETO_GLYPH_INDEX, &rc,
1950 glyphs, span, deltas ? deltas + count - span : NULL);
1951 SelectObject(hdc, orig_font);
1952 HeapFree(GetProcessHeap(), 0, offsets);
1953 }
1954 }
1955 }
1956 else
1957 {
1958 if(!(flags & ETO_GLYPH_INDEX) && dc->gdiFont)
1959 {
1960 glyphs = HeapAlloc(GetProcessHeap(), 0, count * sizeof(WORD));
1961 GetGlyphIndicesW(hdc, reordered_str, count, glyphs, 0);
1962 flags |= ETO_GLYPH_INDEX;
1963 }
1964
1965 if (PATH_IsPathOpen(dc->path))
1966 ret = PATH_ExtTextOut(dc, x, y, (flags & ~ETO_OPAQUE), &rc,
1967 glyphs ? glyphs : reordered_str, count, deltas);
1968 else
1969 ret = dc->funcs->pExtTextOut(dc->physDev, x, y, (flags & ~ETO_OPAQUE), &rc,
1970 glyphs ? glyphs : reordered_str, count, deltas);
1971 }
1972
1973 done:
1974 HeapFree(GetProcessHeap(), 0, deltas);
1975 if(glyphs != reordered_str)
1976 HeapFree(GetProcessHeap(), 0, glyphs);
1977 if(reordered_str != str)
1978 HeapFree(GetProcessHeap(), 0, reordered_str);
1979
1980 release_dc_ptr( dc );
1981
1982 if (ret && (lf.lfUnderline || lf.lfStrikeOut))
1983 {
1984 int underlinePos, strikeoutPos;
1985 int underlineWidth, strikeoutWidth;
1986 UINT size = GetOutlineTextMetricsW(hdc, 0, NULL);
1987 OUTLINETEXTMETRICW* otm = NULL;
1988
1989 if(!size)
1990 {
1991 underlinePos = 0;
1992 underlineWidth = tm.tmAscent / 20 + 1;
1993 strikeoutPos = tm.tmAscent / 2;
1994 strikeoutWidth = underlineWidth;
1995 }
1996 else
1997 {
1998 otm = HeapAlloc(GetProcessHeap(), 0, size);
1999 GetOutlineTextMetricsW(hdc, size, otm);
2000 underlinePos = otm->otmsUnderscorePosition;
2001 underlineWidth = otm->otmsUnderscoreSize;
2002 strikeoutPos = otm->otmsStrikeoutPosition;
2003 strikeoutWidth = otm->otmsStrikeoutSize;
2004 HeapFree(GetProcessHeap(), 0, otm);
2005 }
2006
2007 if (PATH_IsPathOpen(dc->path))
2008 {
2009 POINT pts[5];
2010 HPEN hpen;
2011 HBRUSH hbrush = CreateSolidBrush(GetTextColor(hdc));
2012
2013 hbrush = SelectObject(hdc, hbrush);
2014 hpen = SelectObject(hdc, GetStockObject(NULL_PEN));
2015
2016 if (lf.lfUnderline)
2017 {
2018 pts[0].x = x - underlinePos * sinEsc;
2019 pts[0].y = y - underlinePos * cosEsc;
2020 pts[1].x = x + xwidth - underlinePos * sinEsc;
2021 pts[1].y = y - ywidth - underlinePos * cosEsc;
2022 pts[2].x = pts[1].x + underlineWidth * sinEsc;
2023 pts[2].y = pts[1].y + underlineWidth * cosEsc;
2024 pts[3].x = pts[0].x + underlineWidth * sinEsc;
2025 pts[3].y = pts[0].y + underlineWidth * cosEsc;
2026 pts[4].x = pts[0].x;
2027 pts[4].y = pts[0].y;
2028 DPtoLP(hdc, pts, 5);
2029 Polygon(hdc, pts, 5);
2030 }
2031
2032 if (lf.lfStrikeOut)
2033 {
2034 pts[0].x = x - strikeoutPos * sinEsc;
2035 pts[0].y = y - strikeoutPos * cosEsc;
2036 pts[1].x = x + xwidth - strikeoutPos * sinEsc;
2037 pts[1].y = y - ywidth - strikeoutPos * cosEsc;
2038 pts[2].x = pts[1].x + strikeoutWidth * sinEsc;
2039 pts[2].y = pts[1].y + strikeoutWidth * cosEsc;
2040 pts[3].x = pts[0].x + strikeoutWidth * sinEsc;
2041 pts[3].y = pts[0].y + strikeoutWidth * cosEsc;
2042 pts[4].x = pts[0].x;
2043 pts[4].y = pts[0].y;
2044 DPtoLP(hdc, pts, 5);
2045 Polygon(hdc, pts, 5);
2046 }
2047
2048 SelectObject(hdc, hpen);
2049 hbrush = SelectObject(hdc, hbrush);
2050 DeleteObject(hbrush);
2051 }
2052 else
2053 {
2054 POINT pts[2], oldpt;
2055 HPEN hpen;
2056
2057 if (lf.lfUnderline)
2058 {
2059 hpen = CreatePen(PS_SOLID, underlineWidth, GetTextColor(hdc));
2060 hpen = SelectObject(hdc, hpen);
2061 pts[0].x = x;
2062 pts[0].y = y;
2063 pts[1].x = x + xwidth;
2064 pts[1].y = y - ywidth;
2065 DPtoLP(hdc, pts, 2);
2066 MoveToEx(hdc, pts[0].x - underlinePos * sinEsc, pts[0].y - underlinePos * cosEsc, &oldpt);
2067 LineTo(hdc, pts[1].x - underlinePos * sinEsc, pts[1].y - underlinePos * cosEsc);
2068 MoveToEx(hdc, oldpt.x, oldpt.y, NULL);
2069 DeleteObject(SelectObject(hdc, hpen));
2070 }
2071
2072 if (lf.lfStrikeOut)
2073 {
2074 hpen = CreatePen(PS_SOLID, strikeoutWidth, GetTextColor(hdc));
2075 hpen = SelectObject(hdc, hpen);
2076 pts[0].x = x;
2077 pts[0].y = y;
2078 pts[1].x = x + xwidth;
2079 pts[1].y = y - ywidth;
2080 DPtoLP(hdc, pts, 2);
2081 MoveToEx(hdc, pts[0].x - strikeoutPos * sinEsc, pts[0].y - strikeoutPos * cosEsc, &oldpt);
2082 LineTo(hdc, pts[1].x - strikeoutPos * sinEsc, pts[1].y - strikeoutPos * cosEsc);
2083 MoveToEx(hdc, oldpt.x, oldpt.y, NULL);
2084 DeleteObject(SelectObject(hdc, hpen));
2085 }
2086 }
2087 }
2088
2089 return ret;
2090 }
2091
2092
2093 /***********************************************************************
2094 * TextOutA (GDI32.@)
2095 */
2096 BOOL WINAPI TextOutA( HDC hdc, INT x, INT y, LPCSTR str, INT count )
2097 {
2098 return ExtTextOutA( hdc, x, y, 0, NULL, str, count, NULL );
2099 }
2100
2101
2102 /***********************************************************************
2103 * TextOutW (GDI32.@)
2104 */
2105 BOOL WINAPI TextOutW(HDC hdc, INT x, INT y, LPCWSTR str, INT count)
2106 {
2107 return ExtTextOutW( hdc, x, y, 0, NULL, str, count, NULL );
2108 }
2109
2110
2111 /***********************************************************************
2112 * PolyTextOutA (GDI32.@)
2113 *
2114 * See PolyTextOutW.
2115 */
2116 BOOL WINAPI PolyTextOutA( HDC hdc, const POLYTEXTA *pptxt, INT cStrings )
2117 {
2118 for (; cStrings>0; cStrings--, pptxt++)
2119 if (!ExtTextOutA( hdc, pptxt->x, pptxt->y, pptxt->uiFlags, &pptxt->rcl, pptxt->lpstr, pptxt->n, pptxt->pdx ))
2120 return FALSE;
2121 return TRUE;
2122 }
2123
2124
2125
2126 /***********************************************************************
2127 * PolyTextOutW (GDI32.@)
2128 *
2129 * Draw several Strings
2130 *
2131 * RETURNS
2132 * TRUE: Success.
2133 * FALSE: Failure.
2134 */
2135 BOOL WINAPI PolyTextOutW( HDC hdc, const POLYTEXTW *pptxt, INT cStrings )
2136 {
2137 for (; cStrings>0; cStrings--, pptxt++)
2138 if (!ExtTextOutW( hdc, pptxt->x, pptxt->y, pptxt->uiFlags, &pptxt->rcl, pptxt->lpstr, pptxt->n, pptxt->pdx ))
2139 return FALSE;
2140 return TRUE;
2141 }
2142
2143
2144 /* FIXME: all following APIs ******************************************/
2145
2146
2147 /***********************************************************************
2148 * SetMapperFlags (GDI32.@)
2149 */
2150 DWORD WINAPI SetMapperFlags( HDC hDC, DWORD dwFlag )
2151 {
2152 DC *dc = get_dc_ptr( hDC );
2153 DWORD ret = 0;
2154 if(!dc) return 0;
2155 if(dc->funcs->pSetMapperFlags)
2156 {
2157 ret = dc->funcs->pSetMapperFlags( dc->physDev, dwFlag );
2158 /* FIXME: ret is just a success flag, we should return a proper value */
2159 }
2160 else
2161 FIXME("(%p, 0x%08x): stub - harmless\n", hDC, dwFlag);
2162 release_dc_ptr( dc );
2163 return ret;
2164 }
2165
2166 /***********************************************************************
2167 * GetAspectRatioFilterEx (GDI32.@)
2168 */
2169 BOOL WINAPI GetAspectRatioFilterEx( HDC hdc, LPSIZE pAspectRatio )
2170 {
2171 FIXME("(%p, %p): -- Empty Stub !\n", hdc, pAspectRatio);
2172 return FALSE;
2173 }
2174
2175
2176 /***********************************************************************
2177 * GetCharABCWidthsA (GDI32.@)
2178 *
2179 * See GetCharABCWidthsW.
2180 */
2181 BOOL WINAPI GetCharABCWidthsA(HDC hdc, UINT firstChar, UINT lastChar,
2182 LPABC abc )
2183 {
2184 INT i, wlen, count = (INT)(lastChar - firstChar + 1);
2185 LPSTR str;
2186 LPWSTR wstr;
2187 BOOL ret = TRUE;
2188
2189 if(count <= 0) return FALSE;
2190
2191 str = HeapAlloc(GetProcessHeap(), 0, count);
2192 for(i = 0; i < count; i++)
2193 str[i] = (BYTE)(firstChar + i);
2194
2195 wstr = FONT_mbtowc(hdc, str, count, &wlen, NULL);
2196
2197 for(i = 0; i < wlen; i++)
2198 {
2199 if(!GetCharABCWidthsW(hdc, wstr[i], wstr[i], abc))
2200 {
2201 ret = FALSE;
2202 break;
2203 }
2204 abc++;
2205 }
2206
2207 HeapFree(GetProcessHeap(), 0, str);
2208 HeapFree(GetProcessHeap(), 0, wstr);
2209
2210 return ret;
2211 }
2212
2213
2214 /******************************************************************************
2215 * GetCharABCWidthsW [GDI32.@]
2216 *
2217 * Retrieves widths of characters in range.
2218 *
2219 * PARAMS
2220 * hdc [I] Handle of device context
2221 * firstChar [I] First character in range to query
2222 * lastChar [I] Last character in range to query
2223 * abc [O] Address of character-width structure
2224 *
2225 * NOTES
2226 * Only works with TrueType fonts
2227 *
2228 * RETURNS
2229 * Success: TRUE
2230 * Failure: FALSE
2231 */
2232 BOOL WINAPI GetCharABCWidthsW( HDC hdc, UINT firstChar, UINT lastChar,
2233 LPABC abc )
2234 {
2235 DC *dc = get_dc_ptr(hdc);
2236 unsigned int i;
2237 BOOL ret = FALSE;
2238
2239 if (!dc) return FALSE;
2240
2241 if (!abc)
2242 {
2243 release_dc_ptr( dc );
2244 return FALSE;
2245 }
2246
2247 if(dc->gdiFont)
2248 ret = WineEngGetCharABCWidths( dc->gdiFont, firstChar, lastChar, abc );
2249 else
2250 FIXME(": stub\n");
2251
2252 if (ret)
2253 {
2254 /* convert device units to logical */
2255 for( i = firstChar; i <= lastChar; i++, abc++ ) {
2256 abc->abcA = INTERNAL_XDSTOWS(dc, abc->abcA);
2257 abc->abcB = INTERNAL_XDSTOWS(dc, abc->abcB);
2258 abc->abcC = INTERNAL_XDSTOWS(dc, abc->abcC);
2259 }
2260 ret = TRUE;
2261 }
2262
2263 release_dc_ptr( dc );
2264 return ret;
2265 }
2266
2267
2268 /******************************************************************************
2269 * GetCharABCWidthsI [GDI32.@]
2270 *
2271 * Retrieves widths of characters in range.
2272 *
2273 * PARAMS
2274 * hdc [I] Handle of device context
2275 * firstChar [I] First glyphs in range to query
2276 * count [I] Last glyphs in range to query
2277 * pgi [i] Array of glyphs to query
2278 * abc [O] Address of character-width structure
2279 *
2280 * NOTES
2281 * Only works with TrueType fonts
2282 *
2283 * RETURNS
2284 * Success: TRUE
2285 * Failure: FALSE
2286 */
2287 BOOL WINAPI GetCharABCWidthsI( HDC hdc, UINT firstChar, UINT count,
2288 LPWORD pgi, LPABC abc)
2289 {
2290 DC *dc = get_dc_ptr(hdc);
2291 unsigned int i;
2292 BOOL ret = FALSE;
2293
2294 if (!dc) return FALSE;
2295
2296 if (!abc)
2297 {
2298 release_dc_ptr( dc );
2299 return FALSE;
2300 }
2301
2302 if(dc->gdiFont)
2303 ret = WineEngGetCharABCWidthsI( dc->gdiFont, firstChar, count, pgi, abc );
2304 else
2305 FIXME(": stub\n");
2306
2307 if (ret)
2308 {
2309 /* convert device units to logical */
2310 for( i = 0; i < count; i++, abc++ ) {
2311 abc->abcA = INTERNAL_XDSTOWS(dc, abc->abcA);
2312 abc->abcB = INTERNAL_XDSTOWS(dc, abc->abcB);
2313 abc->abcC = INTERNAL_XDSTOWS(dc, abc->abcC);
2314 }
2315 ret = TRUE;
2316 }
2317
2318 release_dc_ptr( dc );
2319 return ret;
2320 }
2321
2322
2323 /***********************************************************************
2324 * GetGlyphOutlineA (GDI32.@)
2325 */
2326 DWORD WINAPI GetGlyphOutlineA( HDC hdc, UINT uChar, UINT fuFormat,
2327 LPGLYPHMETRICS lpgm, DWORD cbBuffer,
2328 LPVOID lpBuffer, const MAT2 *lpmat2 )
2329 {
2330 LPWSTR p = NULL;
2331 DWORD ret;
2332 UINT c;
2333
2334 if (!lpmat2) return GDI_ERROR;
2335
2336 if(!(fuFormat & GGO_GLYPH_INDEX)) {
2337 int len;
2338 char mbchs[2];
2339 if(uChar > 0xff) { /* but, 2 bytes character only */
2340 len = 2;
2341 mbchs[0] = (uChar & 0xff00) >> 8;
2342 mbchs[1] = (uChar & 0xff);
2343 } else {
2344 len = 1;
2345 mbchs[0] = (uChar & 0xff);
2346 }
2347 p = FONT_mbtowc(hdc, mbchs, len, NULL, NULL);
2348 c = p[0];
2349 } else
2350 c = uChar;
2351 ret = GetGlyphOutlineW(hdc, c, fuFormat, lpgm, cbBuffer, lpBuffer,
2352 lpmat2);
2353 HeapFree(GetProcessHeap(), 0, p);
2354 return ret;
2355 }
2356
2357 /***********************************************************************
2358 * GetGlyphOutlineW (GDI32.@)
2359 */
2360 DWORD WINAPI GetGlyphOutlineW( HDC hdc, UINT uChar, UINT fuFormat,
2361 LPGLYPHMETRICS lpgm, DWORD cbBuffer,
2362 LPVOID lpBuffer, const MAT2 *lpmat2 )
2363 {
2364 DC *dc;
2365 DWORD ret;
2366
2367 TRACE("(%p, %04x, %04x, %p, %d, %p, %p)\n",
2368 hdc, uChar, fuFormat, lpgm, cbBuffer, lpBuffer, lpmat2 );
2369
2370 if (!lpmat2) return GDI_ERROR;
2371
2372 dc = get_dc_ptr(hdc);
2373 if(!dc) return GDI_ERROR;
2374
2375 if(dc->gdiFont)
2376 ret = WineEngGetGlyphOutline(dc->gdiFont, uChar, fuFormat, lpgm,
2377 cbBuffer, lpBuffer, lpmat2);
2378 else
2379 ret = GDI_ERROR;
2380
2381 release_dc_ptr( dc );
2382 return ret;
2383 }
2384
2385
2386 /***********************************************************************
2387 * CreateScalableFontResourceA (GDI32.@)
2388 */
2389 BOOL WINAPI CreateScalableFontResourceA( DWORD fHidden,
2390 LPCSTR lpszResourceFile,
2391 LPCSTR lpszFontFile,
2392 LPCSTR lpszCurrentPath )
2393 {
2394 LPWSTR lpszResourceFileW = NULL;
2395 LPWSTR lpszFontFileW = NULL;
2396 LPWSTR lpszCurrentPathW = NULL;
2397 int len;
2398 BOOL ret;
2399
2400 if (lpszResourceFile)
2401 {
2402 len = MultiByteToWideChar(CP_ACP, 0, lpszResourceFile, -1, NULL, 0);
2403 lpszResourceFileW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
2404 MultiByteToWideChar(CP_ACP, 0, lpszResourceFile, -1, lpszResourceFileW, len);
2405 }
2406
2407 if (lpszFontFile)
2408 {
2409 len = MultiByteToWideChar(CP_ACP, 0, lpszFontFile, -1, NULL, 0);
2410 lpszFontFileW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
2411 MultiByteToWideChar(CP_ACP, 0, lpszFontFile, -1, lpszFontFileW, len);
2412 }
2413
2414 if (lpszCurrentPath)
2415 {
2416 len = MultiByteToWideChar(CP_ACP, 0, lpszCurrentPath, -1, NULL, 0);
2417 lpszCurrentPathW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
2418 MultiByteToWideChar(CP_ACP, 0, lpszCurrentPath, -1, lpszCurrentPathW, len);
2419 }
2420
2421 ret = CreateScalableFontResourceW(fHidden, lpszResourceFileW,
2422 lpszFontFileW, lpszCurrentPathW);
2423
2424 HeapFree(GetProcessHeap(), 0, lpszResourceFileW);
2425 HeapFree(GetProcessHeap(), 0, lpszFontFileW);
2426 HeapFree(GetProcessHeap(), 0, lpszCurrentPathW);
2427
2428 return ret;
2429 }
2430
2431 /***********************************************************************
2432 * CreateScalableFontResourceW (GDI32.@)
2433 */
2434 BOOL WINAPI CreateScalableFontResourceW( DWORD fHidden,
2435 LPCWSTR lpszResourceFile,
2436 LPCWSTR lpszFontFile,
2437 LPCWSTR lpszCurrentPath )
2438 {
2439 HANDLE f;
2440 FIXME("(%d,%s,%s,%s): stub\n",
2441 fHidden, debugstr_w(lpszResourceFile), debugstr_w(lpszFontFile),
2442 debugstr_w(lpszCurrentPath) );
2443
2444 /* fHidden=1 - only visible for the calling app, read-only, not
2445 * enumerated with EnumFonts/EnumFontFamilies
2446 * lpszCurrentPath can be NULL
2447 */
2448
2449 /* If the output file already exists, return the ERROR_FILE_EXISTS error as specified in MSDN */
2450 if ((f = CreateFileW(lpszResourceFile, 0, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0)) != INVALID_HANDLE_VALUE) {
2451 CloseHandle(f);
2452 SetLastError(ERROR_FILE_EXISTS);
2453 return FALSE;
2454 }
2455 return FALSE; /* create failed */
2456 }
2457
2458 /*************************************************************************
2459 * GetKerningPairsA (GDI32.@)
2460 */
2461 DWORD WINAPI GetKerningPairsA( HDC hDC, DWORD cPairs,
2462 LPKERNINGPAIR kern_pairA )
2463 {
2464 UINT cp;
2465 CPINFO cpi;
2466 DWORD i, total_kern_pairs, kern_pairs_copied = 0;
2467 KERNINGPAIR *kern_pairW;
2468
2469 if (!cPairs && kern_pairA)
2470 {
2471 SetLastError(ERROR_INVALID_PARAMETER);
2472 return 0;
2473 }
2474
2475 cp = GdiGetCodePage(hDC);
2476
2477 /* GetCPInfo() will fail on CP_SYMBOL, and WideCharToMultiByte is supposed
2478 * to fail on an invalid character for CP_SYMBOL.
2479 */
2480 cpi.DefaultChar[0] = 0;
2481 if (cp != CP_SYMBOL && !GetCPInfo(cp, &cpi))
2482 {
2483 FIXME("Can't find codepage %u info\n", cp);
2484 return 0;
2485 }
2486
2487 total_kern_pairs = GetKerningPairsW(hDC, 0, NULL);
2488 if (!total_kern_pairs) return 0;
2489
2490 kern_pairW = HeapAlloc(GetProcessHeap(), 0, total_kern_pairs * sizeof(*kern_pairW));
2491 GetKerningPairsW(hDC, total_kern_pairs, kern_pairW);
2492
2493 for (i = 0; i < total_kern_pairs; i++)
2494 {
2495 char first, second;
2496
2497 if (!WideCharToMultiByte(cp, 0, &kern_pairW[i].wFirst, 1, &first, 1, NULL, NULL))
2498 continue;
2499
2500 if (!WideCharToMultiByte(cp, 0, &kern_pairW[i].wSecond, 1, &second, 1, NULL, NULL))
2501 continue;
2502
2503 if (first == cpi.DefaultChar[0] || second == cpi.DefaultChar[0])
2504 continue;
2505
2506 if (kern_pairA)
2507 {
2508 if (kern_pairs_copied >= cPairs) break;
2509
2510 kern_pairA->wFirst = (BYTE)first;
2511 kern_pairA->wSecond = (BYTE)second;
2512 kern_pairA->iKernAmount = kern_pairW[i].iKernAmount;
2513 kern_pairA++;
2514 }
2515 kern_pairs_copied++;
2516 }
2517
2518 HeapFree(GetProcessHeap(), 0, kern_pairW);
2519
2520 return kern_pairs_copied;
2521 }
2522
2523 /*************************************************************************
2524 * GetKerningPairsW (GDI32.@)
2525 */
2526 DWORD WINAPI GetKerningPairsW( HDC hDC, DWORD cPairs,
2527 LPKERNINGPAIR lpKerningPairs )
2528 {
2529 DC *dc;
2530 DWORD ret = 0;
2531
2532 TRACE("(%p,%d,%p)\n", hDC, cPairs, lpKerningPairs);
2533
2534 if (!cPairs && lpKerningPairs)
2535 {
2536 SetLastError(ERROR_INVALID_PARAMETER);
2537 return 0;
2538 }
2539
2540 dc = get_dc_ptr(hDC);
2541 if (!dc) return 0;
2542
2543 if (dc->gdiFont)
2544 ret = WineEngGetKerningPairs(dc->gdiFont, cPairs, lpKerningPairs);
2545
2546 release_dc_ptr( dc );
2547 return ret;
2548 }
2549
2550 /*************************************************************************
2551 * TranslateCharsetInfo [GDI32.@]
2552 *
2553 * Fills a CHARSETINFO structure for a character set, code page, or
2554 * font. This allows making the correspondence between different labels
2555 * (character set, Windows, ANSI, and OEM codepages, and Unicode ranges)
2556 * of the same encoding.
2557 *
2558 * Only one codepage will be set in lpCs->fs. If TCI_SRCFONTSIG is used,
2559 * only one codepage should be set in *lpSrc.
2560 *
2561 * RETURNS
2562 * TRUE on success, FALSE on failure.
2563 *
2564 */
2565 BOOL WINAPI TranslateCharsetInfo(
2566 LPDWORD lpSrc, /* [in]
2567 if flags == TCI_SRCFONTSIG: pointer to fsCsb of a FONTSIGNATURE
2568 if flags == TCI_SRCCHARSET: a character set value
2569 if flags == TCI_SRCCODEPAGE: a code page value
2570 */
2571 LPCHARSETINFO lpCs, /* [out] structure to receive charset information */
2572 DWORD flags /* [in] determines interpretation of lpSrc */)
2573 {
2574 int index = 0;
2575 switch (flags) {
2576 case TCI_SRCFONTSIG:
2577 while (index < MAXTCIINDEX && !(*lpSrc>>index & 0x0001)) index++;
2578 break;
2579 case TCI_SRCCODEPAGE:
2580 while (index < MAXTCIINDEX && PtrToUlong(lpSrc) != FONT_tci[index].ciACP) index++;
2581 break;
2582 case TCI_SRCCHARSET:
2583 while (index < MAXTCIINDEX && PtrToUlong(lpSrc) != FONT_tci[index].ciCharset) index++;
2584 break;
2585 default:
2586 return FALSE;
2587 }
2588 if (index >= MAXTCIINDEX || FONT_tci[index].ciCharset == DEFAULT_CHARSET) return FALSE;
2589 *lpCs = FONT_tci[index];
2590 return TRUE;
2591 }
2592
2593 /*************************************************************************
2594 * GetFontLanguageInfo (GDI32.@)
2595 */
2596 DWORD WINAPI GetFontLanguageInfo(HDC hdc)
2597 {
2598 FONTSIGNATURE fontsig;
2599 static const DWORD GCP_DBCS_MASK=0x003F0000,
2600 GCP_DIACRITIC_MASK=0x00000000,
2601 FLI_GLYPHS_MASK=0x00000000,
2602 GCP_GLYPHSHAPE_MASK=0x00000040,
2603 GCP_KASHIDA_MASK=0x00000000,
2604 GCP_LIGATE_MASK=0x00000000,
2605 GCP_USEKERNING_MASK=0x00000000,
2606 GCP_REORDER_MASK=0x00000060;
2607
2608 DWORD result=0;
2609
2610 GetTextCharsetInfo( hdc, &fontsig, 0 );
2611 /* We detect each flag we return using a bitmask on the Codepage Bitfields */
2612
2613 if( (fontsig.fsCsb[0]&GCP_DBCS_MASK)!=0 )
2614 result|=GCP_DBCS;
2615
2616 if( (fontsig.fsCsb[0]&GCP_DIACRITIC_MASK)!=0 )
2617 result|=GCP_DIACRITIC;
2618
2619 if( (fontsig.fsCsb[0]&FLI_GLYPHS_MASK)!=0 )
2620 result|=FLI_GLYPHS;
2621
2622 if( (fontsig.fsCsb[0]&GCP_GLYPHSHAPE_MASK)!=0 )
2623 result|=GCP_GLYPHSHAPE;
2624
2625 if( (fontsig.fsCsb[0]&GCP_KASHIDA_MASK)!=0 )
2626 result|=GCP_KASHIDA;
2627
2628 if( (fontsig.fsCsb[0]&GCP_LIGATE_MASK)!=0 )
2629 result|=GCP_LIGATE;
2630
2631 if( (fontsig.fsCsb[0]&GCP_USEKERNING_MASK)!=0 )
2632 result|=GCP_USEKERNING;
2633
2634 /* this might need a test for a HEBREW- or ARABIC_CHARSET as well */
2635 if( GetTextAlign( hdc) & TA_RTLREADING )
2636 if( (fontsig.fsCsb[0]&GCP_REORDER_MASK)!=0 )
2637 result|=GCP_REORDER;
2638
2639 return result;
2640 }
2641
2642
2643 /*************************************************************************
2644 * GetFontData [GDI32.@]
2645 *
2646 * Retrieve data for TrueType font.
2647 *
2648 * RETURNS
2649 *
2650 * success: Number of bytes returned
2651 * failure: GDI_ERROR
2652 *
2653 * NOTES
2654 *
2655 * Calls SetLastError()
2656 *
2657 */
2658 DWORD WINAPI GetFontData(HDC hdc, DWORD table, DWORD offset,
2659 LPVOID buffer, DWORD length)
2660 {
2661 DC *dc = get_dc_ptr(hdc);
2662 DWORD ret = GDI_ERROR;
2663
2664 if(!dc) return GDI_ERROR;
2665
2666 if(dc->gdiFont)
2667 ret = WineEngGetFontData(dc->gdiFont, table, offset, buffer, length);
2668
2669 release_dc_ptr( dc );
2670 return ret;
2671 }
2672
2673 /*************************************************************************
2674 * GetGlyphIndicesA [GDI32.@]
2675 */
2676 DWORD WINAPI GetGlyphIndicesA(HDC hdc, LPCSTR lpstr, INT count,
2677 LPWORD pgi, DWORD flags)
2678 {
2679 DWORD ret;
2680 WCHAR *lpstrW;
2681 INT countW;
2682
2683 TRACE("(%p, %s, %d, %p, 0x%x)\n",
2684 hdc, debugstr_an(lpstr, count), count, pgi, flags);
2685
2686 lpstrW = FONT_mbtowc(hdc, lpstr, count, &countW, NULL);
2687 ret = GetGlyphIndicesW(hdc, lpstrW, countW, pgi, flags);
2688 HeapFree(GetProcessHeap(), 0, lpstrW);
2689
2690 return ret;
2691 }
2692
2693 /*************************************************************************
2694 * GetGlyphIndicesW [GDI32.@]
2695 */
2696 DWORD WINAPI GetGlyphIndicesW(HDC hdc, LPCWSTR lpstr, INT count,
2697 LPWORD pgi, DWORD flags)
2698 {
2699 DC *dc = get_dc_ptr(hdc);
2700 DWORD ret = GDI_ERROR;
2701
2702 TRACE("(%p, %s, %d, %p, 0x%x)\n",
2703 hdc, debugstr_wn(lpstr, count), count, pgi, flags);
2704
2705 if(!dc) return GDI_ERROR;
2706
2707 if(dc->gdiFont)
2708 ret = WineEngGetGlyphIndices(dc->gdiFont, lpstr, count, pgi, flags);
2709
2710 release_dc_ptr( dc );
2711 return ret;
2712 }
2713
2714 /*************************************************************************
2715 * GetCharacterPlacementA [GDI32.@]
2716 *
2717 * See GetCharacterPlacementW.
2718 *
2719 * NOTES:
2720 * the web browser control of ie4 calls this with dwFlags=0
2721 */
2722 DWORD WINAPI
2723 GetCharacterPlacementA(HDC hdc, LPCSTR lpString, INT uCount,
2724 INT nMaxExtent, GCP_RESULTSA *lpResults,
2725 DWORD dwFlags)
2726 {
2727 WCHAR *lpStringW;
2728 INT uCountW;
2729 GCP_RESULTSW resultsW;
2730 DWORD ret;
2731 UINT font_cp;
2732
2733 TRACE("%s, %d, %d, 0x%08x\n",
2734 debugstr_an(lpString, uCount), uCount, nMaxExtent, dwFlags);
2735
2736 /* both structs are equal in size */
2737 memcpy(&resultsW, lpResults, sizeof(resultsW));
2738
2739 lpStringW = FONT_mbtowc(hdc, lpString, uCount, &uCountW, &font_cp);
2740 if(lpResults->lpOutString)
2741 resultsW.lpOutString = HeapAlloc(GetProcessHeap(), 0, sizeof(WCHAR)*uCountW);
2742
2743 ret = GetCharacterPlacementW(hdc, lpStringW, uCountW, nMaxExtent, &resultsW, dwFlags);
2744
2745 lpResults->nGlyphs = resultsW.nGlyphs;
2746 lpResults->nMaxFit = resultsW.nMaxFit;
2747
2748 if(lpResults->lpOutString) {
2749 WideCharToMultiByte(font_cp, 0, resultsW.lpOutString, uCountW,
2750 lpResults->lpOutString, uCount, NULL, NULL );
2751 }
2752
2753 HeapFree(GetProcessHeap(), 0, lpStringW);
2754 HeapFree(GetProcessHeap(), 0, resultsW.lpOutString);
2755
2756 return ret;
2757 }
2758
2759 /*************************************************************************
2760 * GetCharacterPlacementW [GDI32.@]
2761 *
2762 * Retrieve information about a string. This includes the width, reordering,
2763 * Glyphing and so on.
2764 *
2765 * RETURNS
2766 *
2767 * The width and height of the string if successful, 0 if failed.
2768 *
2769 * BUGS
2770 *
2771 * All flags except GCP_REORDER are not yet implemented.
2772 * Reordering is not 100% compliant to the Windows BiDi method.
2773 * Caret positioning is not yet implemented for BiDi.
2774 * Classes are not yet implemented.
2775 *
2776 */
2777 DWORD WINAPI
2778 GetCharacterPlacementW(
2779 HDC hdc, /* [in] Device context for which the rendering is to be done */
2780 LPCWSTR lpString, /* [in] The string for which information is to be returned */
2781 INT uCount, /* [in] Number of WORDS in string. */
2782 INT nMaxExtent, /* [in] Maximum extent the string is to take (in HDC logical units) */
2783 GCP_RESULTSW *lpResults,/* [in/out] A pointer to a GCP_RESULTSW struct */
2784 DWORD dwFlags /* [in] Flags specifying how to process the string */
2785 )
2786 {
2787 DWORD ret=0;
2788 SIZE size;
2789 UINT i, nSet;
2790
2791 TRACE("%s, %d, %d, 0x%08x\n",
2792 debugstr_wn(lpString, uCount), uCount, nMaxExtent, dwFlags);
2793
2794 TRACE("lStructSize=%d, lpOutString=%p, lpOrder=%p, lpDx=%p, lpCaretPos=%p\n"
2795 "lpClass=%p, lpGlyphs=%p, nGlyphs=%u, nMaxFit=%d\n",
2796 lpResults->lStructSize, lpResults->lpOutString, lpResults->lpOrder,
2797 lpResults->lpDx, lpResults->lpCaretPos, lpResults->lpClass,
2798 lpResults->lpGlyphs, lpResults->nGlyphs, lpResults->nMaxFit);
2799
2800 if(dwFlags&(~GCP_REORDER)) FIXME("flags 0x%08x ignored\n", dwFlags);
2801 if(lpResults->lpClass) FIXME("classes not implemented\n");
2802 if (lpResults->lpCaretPos && (dwFlags & GCP_REORDER))
2803 FIXME("Caret positions for complex scripts not implemented\n");
2804
2805 nSet = (UINT)uCount;
2806 if(nSet > lpResults->nGlyphs)
2807 nSet = lpResults->nGlyphs;
2808
2809 /* return number of initialized fields */
2810 lpResults->nGlyphs = nSet;
2811
2812 if((dwFlags&GCP_REORDER)==0 )
2813 {
2814 /* Treat the case where no special handling was requested in a fastpath way */
2815 /* copy will do if the GCP_REORDER flag is not set */
2816 if(lpResults->lpOutString)
2817 memcpy( lpResults->lpOutString, lpString, nSet * sizeof(WCHAR));
2818
2819 if(lpResults->lpOrder)
2820 {
2821 for(i = 0; i < nSet; i++)
2822 lpResults->lpOrder[i] = i;
2823 }
2824 } else
2825 {
2826 BIDI_Reorder( lpString, uCount, dwFlags, WINE_GCPW_FORCE_LTR, lpResults->lpOutString,
2827 nSet, lpResults->lpOrder );
2828 }
2829
2830 /* FIXME: Will use the placement chars */
2831 if (lpResults->lpDx)
2832 {
2833 int c;
2834 for (i = 0; i < nSet; i++)
2835 {
2836 if (GetCharWidth32W(hdc, lpString[i], lpString[i], &c))
2837 lpResults->lpDx[i]= c;
2838 }
2839 }
2840
2841 if (lpResults->lpCaretPos && !(dwFlags & GCP_REORDER))
2842 {
2843 int pos = 0;
2844
2845 lpResults->lpCaretPos[0] = 0;
2846 for (i = 1; i < nSet; i++)
2847 if (GetTextExtentPoint32W(hdc, &(lpString[i - 1]), 1, &size))
2848 lpResults->lpCaretPos[i] = (pos += size.cx);
2849 }
2850
2851 if(lpResults->lpGlyphs)
2852 GetGlyphIndicesW(hdc, lpString, nSet, lpResults->lpGlyphs, 0);
2853
2854 if (GetTextExtentPoint32W(hdc, lpString, uCount, &size))
2855 ret = MAKELONG(size.cx, size.cy);
2856
2857 return ret;
2858 }
2859
2860 /*************************************************************************
2861 * GetCharABCWidthsFloatA [GDI32.@]
2862 *
2863 * See GetCharABCWidthsFloatW.
2864 */
2865 BOOL WINAPI GetCharABCWidthsFloatA( HDC hdc, UINT first, UINT last, LPABCFLOAT abcf )
2866 {
2867 INT i, wlen, count = (INT)(last - first + 1);
2868 LPSTR str;
2869 LPWSTR wstr;
2870 BOOL ret = TRUE;
2871
2872 if (count <= 0) return FALSE;
2873
2874 str = HeapAlloc(GetProcessHeap(), 0, count);
2875
2876 for(i = 0; i < count; i++)
2877 str[i] = (BYTE)(first + i);
2878
2879 wstr = FONT_mbtowc( hdc, str, count, &wlen, NULL );
2880
2881 for (i = 0; i < wlen; i++)
2882 {
2883 if (!GetCharABCWidthsFloatW( hdc, wstr[i], wstr[i], abcf ))
2884 {
2885 ret = FALSE;
2886 break;
2887 }
2888 abcf++;
2889 }
2890
2891 HeapFree( GetProcessHeap(), 0, str );
2892 HeapFree( GetProcessHeap(), 0, wstr );
2893
2894 return ret;
2895 }
2896
2897 /*************************************************************************
2898 * GetCharABCWidthsFloatW [GDI32.@]
2899 *
2900 * Retrieves widths of a range of characters.
2901 *
2902 * PARAMS
2903 * hdc [I] Handle to device context.
2904 * first [I] First character in range to query.
2905 * last [I] Last character in range to query.
2906 * abcf [O] Array of LPABCFLOAT structures.
2907 *
2908 * RETURNS
2909 * Success: TRUE
2910 * Failure: FALSE
2911 */
2912 BOOL WINAPI GetCharABCWidthsFloatW( HDC hdc, UINT first, UINT last, LPABCFLOAT abcf )
2913 {
2914 UINT i;
2915 BOOL ret = FALSE;
2916 DC *dc = get_dc_ptr( hdc );
2917
2918 TRACE("%p, %d, %d, %p\n", hdc, first, last, abcf);
2919
2920 if (!dc) return FALSE;
2921
2922 if (!abcf)
2923 {
2924 release_dc_ptr( dc );
2925 return FALSE;
2926 }
2927
2928 if (dc->gdiFont)
2929 ret = WineEngGetCharABCWidthsFloat( dc->gdiFont, first, last, abcf );
2930 else
2931 FIXME("stub\n");
2932
2933 if (ret)
2934 {
2935 /* convert device units to logical */
2936 for (i = first; i <= last; i++, abcf++)
2937 {
2938 abcf->abcfA = abcf->abcfA * dc->xformVport2World.eM11;
2939 abcf->abcfB = abcf->abcfB * dc->xformVport2World.eM11;
2940 abcf->abcfC = abcf->abcfC * dc->xformVport2World.eM11;
2941 }
2942 }
2943
2944 release_dc_ptr( dc );
2945 return ret;
2946 }
2947
2948 /*************************************************************************
2949 * GetCharWidthFloatA [GDI32.@]
2950 */
2951 BOOL WINAPI GetCharWidthFloatA(HDC hdc, UINT iFirstChar,
2952 UINT iLastChar, PFLOAT pxBuffer)
2953 {
2954 FIXME("%p, %u, %u, %p: stub!\n", hdc, iFirstChar, iLastChar, pxBuffer);
2955 return 0;
2956 }
2957
2958 /*************************************************************************
2959 * GetCharWidthFloatW [GDI32.@]
2960 */
2961 BOOL WINAPI GetCharWidthFloatW(HDC hdc, UINT iFirstChar,
2962 UINT iLastChar, PFLOAT pxBuffer)
2963 {
2964 FIXME("%p, %u, %u, %p: stub!\n", hdc, iFirstChar, iLastChar, pxBuffer);
2965 return 0;
2966 }
2967
2968
2969 /***********************************************************************
2970 * *
2971 * Font Resource API *
2972 * *
2973 ***********************************************************************/
2974
2975 /***********************************************************************
2976 * AddFontResourceA (GDI32.@)
2977 */
2978 INT WINAPI AddFontResourceA( LPCSTR str )
2979 {
2980 return AddFontResourceExA( str, 0, NULL);
2981 }
2982
2983 /***********************************************************************
2984 * AddFontResourceW (GDI32.@)
2985 */
2986 INT WINAPI AddFontResourceW( LPCWSTR str )
2987 {
2988 return AddFontResourceExW(str, 0, NULL);
2989 }
2990
2991
2992 /***********************************************************************
2993 * AddFontResourceExA (GDI32.@)
2994 */
2995 INT WINAPI AddFontResourceExA( LPCSTR str, DWORD fl, PVOID pdv )
2996 {
2997 DWORD len = MultiByteToWideChar(CP_ACP, 0, str, -1, NULL, 0);
2998 LPWSTR strW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
2999 INT ret;
3000
3001 MultiByteToWideChar(CP_ACP, 0, str, -1, strW, len);
3002 ret = AddFontResourceExW(strW, fl, pdv);
3003 HeapFree(GetProcessHeap(), 0, strW);
3004 return ret;
3005 }
3006
3007 static BOOL CALLBACK load_enumed_resource(HMODULE hModule, LPCWSTR type, LPWSTR name, LONG_PTR lParam)
3008 {
3009 HRSRC rsrc = FindResourceW(hModule, name, type);
3010 HGLOBAL hMem = LoadResource(hModule, rsrc);
3011 LPVOID *pMem = LockResource(hMem);
3012 int *num_total = (int *)lParam;
3013 DWORD num_in_res;
3014
3015 TRACE("Found resource %s - trying to load\n", wine_dbgstr_w(type));
3016 if (!AddFontMemResourceEx(pMem, SizeofResource(hModule, rsrc), NULL, &num_in_res))
3017 {
3018 ERR("Failed to load PE font resource mod=%p ptr=%p\n", hModule, hMem);
3019 return FALSE;
3020 }
3021
3022 *num_total += num_in_res;
3023 return TRUE;
3024 }
3025
3026 /***********************************************************************
3027 * AddFontResourceExW (GDI32.@)
3028 */
3029 INT WINAPI AddFontResourceExW( LPCWSTR str, DWORD fl, PVOID pdv )
3030 {
3031 int ret = WineEngAddFontResourceEx(str, fl, pdv);
3032 if (ret == 0)
3033 {
3034 /* FreeType <2.3.5 has problems reading resources wrapped in PE files. */
3035 HMODULE hModule = LoadLibraryExW(str, NULL, LOAD_LIBRARY_AS_DATAFILE);
3036 if (hModule != NULL)
3037 {
3038 int num_resources = 0;
3039 LPWSTR rt_font = (LPWSTR)((ULONG_PTR)8); /* we don't want to include winuser.h */
3040
3041 TRACE("WineEndAddFontResourceEx failed on PE file %s - trying to load resources manually\n",
3042 wine_dbgstr_w(str));
3043 if (EnumResourceNamesW(hModule, rt_font, load_enumed_resource, (LONG_PTR)&num_resources))
3044 ret = num_resources;
3045 FreeLibrary(hModule);
3046 }
3047 }
3048 return ret;
3049 }
3050
3051 /***********************************************************************
3052 * RemoveFontResourceA (GDI32.@)
3053 */
3054 BOOL WINAPI RemoveFontResourceA( LPCSTR str )
3055 {
3056 return RemoveFontResourceExA(str, 0, 0);
3057 }
3058
3059 /***********************************************************************
3060 * RemoveFontResourceW (GDI32.@)
3061 */
3062 BOOL WINAPI RemoveFontResourceW( LPCWSTR str )
3063 {
3064 return RemoveFontResourceExW(str, 0, 0);
3065 }
3066
3067 /***********************************************************************
3068 * AddFontMemResourceEx (GDI32.@)
3069 */
3070 HANDLE WINAPI AddFontMemResourceEx( PVOID pbFont, DWORD cbFont, PVOID pdv, DWORD *pcFonts)
3071 {
3072 return WineEngAddFontMemResourceEx(pbFont, cbFont, pdv, pcFonts);
3073 }
3074
3075 /***********************************************************************
3076 * RemoveFontMemResourceEx (GDI32.@)
3077 */
3078 BOOL WINAPI RemoveFontMemResourceEx( HANDLE fh )
3079 {
3080 FIXME("(%p) stub\n", fh);
3081 return TRUE;
3082 }
3083
3084 /***********************************************************************
3085 * RemoveFontResourceExA (GDI32.@)
3086 */
3087 BOOL WINAPI RemoveFontResourceExA( LPCSTR str, DWORD fl, PVOID pdv )
3088 {
3089 DWORD len = MultiByteToWideChar(CP_ACP, 0, str, -1, NULL, 0);
3090 LPWSTR strW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
3091 INT ret;
3092
3093 MultiByteToWideChar(CP_ACP, 0, str, -1, strW, len);
3094 ret = RemoveFontResourceExW(strW, fl, pdv);
3095 HeapFree(GetProcessHeap(), 0, strW);
3096 return ret;
3097 }
3098
3099 /***********************************************************************
3100 * RemoveFontResourceExW (GDI32.@)
3101 */
3102 BOOL WINAPI RemoveFontResourceExW( LPCWSTR str, DWORD fl, PVOID pdv )
3103 {
3104 return WineEngRemoveFontResourceEx(str, fl, pdv);
3105 }
3106
3107 /***********************************************************************
3108 * GetTextCharset (GDI32.@)
3109 */
3110 UINT WINAPI GetTextCharset(HDC hdc)
3111 {
3112 /* MSDN docs say this is equivalent */
3113 return GetTextCharsetInfo(hdc, NULL, 0);
3114 }
3115
3116 /***********************************************************************
3117 * GetTextCharsetInfo (GDI32.@)
3118 */
3119 UINT WINAPI GetTextCharsetInfo(HDC hdc, LPFONTSIGNATURE fs, DWORD flags)
3120 {
3121 UINT ret = DEFAULT_CHARSET;
3122 DC *dc = get_dc_ptr(hdc);
3123
3124 if (dc)
3125 {
3126 if (dc->gdiFont)
3127 ret = WineEngGetTextCharsetInfo(dc->gdiFont, fs, flags);
3128
3129 release_dc_ptr( dc );
3130 }
3131
3132 if (ret == DEFAULT_CHARSET && fs)
3133 memset(fs, 0, sizeof(FONTSIGNATURE));
3134 return ret;
3135 }
3136
3137 /***********************************************************************
3138 * GdiGetCharDimensions (GDI32.@)
3139 *
3140 * Gets the average width of the characters in the English alphabet.
3141 *
3142 * PARAMS
3143 * hdc [I] Handle to the device context to measure on.
3144 * lptm [O] Pointer to memory to store the text metrics into.
3145 * height [O] On exit, the maximum height of characters in the English alphabet.
3146 *
3147 * RETURNS
3148 * The average width of characters in the English alphabet.
3149 *
3150 * NOTES
3151 * This function is used by the dialog manager to get the size of a dialog
3152 * unit. It should also be used by other pieces of code that need to know
3153 * the size of a dialog unit in logical units without having access to the
3154 * window handle of the dialog.
3155 * Windows caches the font metrics from this function, but we don't and
3156 * there doesn't appear to be an immediate advantage to do so.
3157 *
3158 * SEE ALSO
3159 * GetTextExtentPointW, GetTextMetricsW, MapDialogRect.
3160 */
3161 LONG WINAPI GdiGetCharDimensions(HDC hdc, LPTEXTMETRICW lptm, LONG *height)
3162 {
3163 SIZE sz;
3164 static const WCHAR alphabet[] = {
3165 'a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q',
3166 'r','s','t','u','v','w','x','y','z','A','B','C','D','E','F','G','H',
3167 'I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z',0};
3168
3169 if(lptm && !GetTextMetricsW(hdc, lptm)) return 0;
3170
3171 if(!GetTextExtentPointW(hdc, alphabet, 52, &sz)) return 0;
3172
3173 if (height) *height = sz.cy;
3174 return (sz.cx / 26 + 1) / 2;
3175 }
3176
3177 BOOL WINAPI EnableEUDC(BOOL fEnableEUDC)
3178 {
3179 FIXME("(%d): stub\n", fEnableEUDC);
3180 return FALSE;
3181 }
3182
3183 /***********************************************************************
3184 * GetCharWidthI (GDI32.@)
3185 *
3186 * Retrieve widths of characters.
3187 *
3188 * PARAMS
3189 * hdc [I] Handle to a device context.
3190 * first [I] First glyph in range to query.
3191 * count [I] Number of glyph indices to query.
3192 * glyphs [I] Array of glyphs to query.
3193 * buffer [O] Buffer to receive character widths.
3194 *
3195 * NOTES
3196 * Only works with TrueType fonts.
3197 *
3198 * RETURNS
3199 * Success: TRUE
3200 * Failure: FALSE
3201 */
3202 BOOL WINAPI GetCharWidthI(HDC hdc, UINT first, UINT count, LPWORD glyphs, LPINT buffer)
3203 {
3204 ABC *abc;
3205 unsigned int i;
3206
3207 TRACE("(%p, %d, %d, %p, %p)\n", hdc, first, count, glyphs, buffer);
3208
3209 if (!(abc = HeapAlloc(GetProcessHeap(), 0, count * sizeof(ABC))))
3210 return FALSE;
3211
3212 if (!GetCharABCWidthsI(hdc, first, count, glyphs, abc))
3213 {
3214 HeapFree(GetProcessHeap(), 0, abc);
3215 return FALSE;
3216 }
3217
3218 for (i = 0; i < count; i++)
3219 buffer[i] = abc->abcA + abc->abcB + abc->abcC;
3220
3221 HeapFree(GetProcessHeap(), 0, abc);
3222 return TRUE;
3223 }
3224
3225 /***********************************************************************
3226 * GetFontUnicodeRanges (GDI32.@)
3227 *
3228 * Retrieve a list of supported Unicode characters in a font.
3229 *
3230 * PARAMS
3231 * hdc [I] Handle to a device context.
3232 * lpgs [O] GLYPHSET structure specifying supported character ranges.
3233 *
3234 * RETURNS
3235 * Success: Number of bytes written to the buffer pointed to by lpgs.
3236 * Failure: 0
3237 *
3238 */
3239 DWORD WINAPI GetFontUnicodeRanges(HDC hdc, LPGLYPHSET lpgs)
3240 {
3241 DWORD ret = 0;
3242 DC *dc = get_dc_ptr(hdc);
3243
3244 TRACE("(%p, %p)\n", hdc, lpgs);
3245
3246 if (!dc) return 0;
3247
3248 if (dc->gdiFont) ret = WineEngGetFontUnicodeRanges(dc->gdiFont, lpgs);
3249 release_dc_ptr(dc);
3250 return ret;
3251 }
3252
3253
3254 /*************************************************************
3255 * FontIsLinked (GDI32.@)
3256 */
3257 BOOL WINAPI FontIsLinked(HDC hdc)
3258 {
3259 DC *dc = get_dc_ptr(hdc);
3260 BOOL ret = FALSE;
3261
3262 if (!dc) return FALSE;
3263 if (dc->gdiFont) ret = WineEngFontIsLinked(dc->gdiFont);
3264 release_dc_ptr(dc);
3265 TRACE("returning %d\n", ret);
3266 return ret;
3267 }
3268
3269 /*************************************************************
3270 * GdiRealizationInfo (GDI32.@)
3271 *
3272 * Returns a structure that contains some font information.
3273 */
3274 BOOL WINAPI GdiRealizationInfo(HDC hdc, realization_info_t *info)
3275 {
3276 DC *dc = get_dc_ptr(hdc);
3277 BOOL ret = FALSE;
3278
3279 if (!dc) return FALSE;
3280 if (dc->gdiFont) ret = WineEngRealizationInfo(dc->gdiFont, info);
3281 release_dc_ptr(dc);
3282
3283 return ret;
3284 }
Windows API implementation