| 1 | /////////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: msw/fontutil.cpp |
| 3 | // Purpose: font-related helper functions for wxMSW |
| 4 | // Author: Modified by David Webster for OS/2 |
| 5 | // Modified by: |
| 6 | // Created: 01.03.00 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) 1999 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr> |
| 9 | // Licence: wxWindows license |
| 10 | /////////////////////////////////////////////////////////////////////////////// |
| 11 | #define DEBUG_PRINTF(NAME) { static int raz=0; \ |
| 12 | printf( #NAME " %i\n",raz); fflush(stdout); \ |
| 13 | raz++; \ |
| 14 | } |
| 15 | |
| 16 | // ============================================================================ |
| 17 | // declarations |
| 18 | // ============================================================================ |
| 19 | |
| 20 | // ---------------------------------------------------------------------------- |
| 21 | // headers |
| 22 | // ---------------------------------------------------------------------------- |
| 23 | |
| 24 | #ifdef __GNUG__ |
| 25 | #pragma implementation "fontutil.h" |
| 26 | #endif |
| 27 | |
| 28 | // For compilers that support precompilation, includes "wx.h". |
| 29 | #include "wx/wxprec.h" |
| 30 | |
| 31 | #ifndef WX_PRECOMP |
| 32 | #include "wx/string.h" |
| 33 | #include "wx/log.h" |
| 34 | #include "wx/intl.h" |
| 35 | #endif //WX_PRECOMP |
| 36 | |
| 37 | #include "wx/os2/private.h" |
| 38 | |
| 39 | #include "wx/fontutil.h" |
| 40 | #include "wx/fontmap.h" |
| 41 | |
| 42 | #include "wx/tokenzr.h" |
| 43 | |
| 44 | // ============================================================================ |
| 45 | // implementation |
| 46 | // ============================================================================ |
| 47 | |
| 48 | // ---------------------------------------------------------------------------- |
| 49 | // wxNativeEncodingInfo |
| 50 | // ---------------------------------------------------------------------------- |
| 51 | |
| 52 | // convert to/from the string representation: format is |
| 53 | // encodingid;facename[;charset] |
| 54 | |
| 55 | bool wxNativeEncodingInfo::FromString( |
| 56 | const wxString& rsStr |
| 57 | ) |
| 58 | { |
| 59 | wxStringTokenizer vTokenizer(rsStr, _T(";")); |
| 60 | wxString sEncid = vTokenizer.GetNextToken(); |
| 61 | long lEnc; |
| 62 | |
| 63 | if (!sEncid.ToLong(&lEnc)) |
| 64 | return FALSE; |
| 65 | encoding = (wxFontEncoding)lEnc; |
| 66 | facename = vTokenizer.GetNextToken(); |
| 67 | if (!facename) |
| 68 | return FALSE; |
| 69 | |
| 70 | wxString sTmp = vTokenizer.GetNextToken(); |
| 71 | |
| 72 | if (!sTmp) |
| 73 | { |
| 74 | charset = 850; |
| 75 | } |
| 76 | else |
| 77 | { |
| 78 | if ( wxSscanf(sTmp, _T("%u"), &charset) != 1 ) |
| 79 | { |
| 80 | // should be a number! |
| 81 | return FALSE; |
| 82 | } |
| 83 | } |
| 84 | return TRUE; |
| 85 | } // end of wxNativeEncodingInfo::FromString |
| 86 | |
| 87 | wxString wxNativeEncodingInfo::ToString() const |
| 88 | { |
| 89 | wxString sStr; |
| 90 | |
| 91 | sStr << (long)encoding << _T(';') << facename; |
| 92 | |
| 93 | if (charset != 850) |
| 94 | { |
| 95 | sStr << _T(';') << charset; |
| 96 | } |
| 97 | return sStr; |
| 98 | } // end of wxNativeEncodingInfo::ToString |
| 99 | |
| 100 | // ---------------------------------------------------------------------------- |
| 101 | // helper functions |
| 102 | // ---------------------------------------------------------------------------- |
| 103 | |
| 104 | bool wxGetNativeFontEncoding( |
| 105 | wxFontEncoding vEncoding |
| 106 | , wxNativeEncodingInfo* pInfo |
| 107 | ) |
| 108 | { |
| 109 | wxCHECK_MSG(pInfo, FALSE, _T("bad pointer in wxGetNativeFontEncoding") ); |
| 110 | if (vEncoding == wxFONTENCODING_DEFAULT) |
| 111 | { |
| 112 | vEncoding = wxFont::GetDefaultEncoding(); |
| 113 | } |
| 114 | switch (vEncoding) |
| 115 | { |
| 116 | case wxFONTENCODING_ISO8859_1: |
| 117 | case wxFONTENCODING_ISO8859_15: |
| 118 | case wxFONTENCODING_CP1250: |
| 119 | pInfo->charset = 1250; |
| 120 | break; |
| 121 | |
| 122 | case wxFONTENCODING_ISO8859_2: |
| 123 | case wxFONTENCODING_CP1252: |
| 124 | pInfo->charset = 1252; |
| 125 | break; |
| 126 | |
| 127 | case wxFONTENCODING_ISO8859_4: |
| 128 | case wxFONTENCODING_ISO8859_10: |
| 129 | pInfo->charset = 921; // what is baltic? |
| 130 | break; |
| 131 | |
| 132 | case wxFONTENCODING_ISO8859_5: |
| 133 | case wxFONTENCODING_CP1251: |
| 134 | pInfo->charset = 1251; |
| 135 | break; |
| 136 | |
| 137 | case wxFONTENCODING_ISO8859_6: |
| 138 | pInfo->charset = 864; |
| 139 | break; |
| 140 | |
| 141 | case wxFONTENCODING_ISO8859_7: |
| 142 | pInfo->charset = 869; |
| 143 | break; |
| 144 | |
| 145 | case wxFONTENCODING_ISO8859_8: |
| 146 | pInfo->charset = 862; |
| 147 | break; |
| 148 | |
| 149 | case wxFONTENCODING_ISO8859_9: |
| 150 | pInfo->charset = 857; |
| 151 | break; |
| 152 | |
| 153 | case wxFONTENCODING_ISO8859_11: |
| 154 | pInfo->charset = 874; // what is thai |
| 155 | break; |
| 156 | |
| 157 | case wxFONTENCODING_CP437: |
| 158 | pInfo->charset = 437; |
| 159 | break; |
| 160 | |
| 161 | default: |
| 162 | wxFAIL_MSG(wxT("unsupported encoding")); |
| 163 | // fall through |
| 164 | |
| 165 | case wxFONTENCODING_SYSTEM: |
| 166 | pInfo->charset = 850; |
| 167 | break; |
| 168 | } |
| 169 | return TRUE; |
| 170 | } // end of wxGetNativeFontEncoding |
| 171 | |
| 172 | bool wxTestFontEncoding( |
| 173 | const wxNativeEncodingInfo& rInfo |
| 174 | ) |
| 175 | { |
| 176 | FATTRS vLogFont; |
| 177 | HPS hPS; |
| 178 | |
| 179 | hPS = ::WinGetPS(HWND_DESKTOP); |
| 180 | |
| 181 | memset(&vLogFont, '\0', sizeof(FATTRS)); // all default values |
| 182 | vLogFont.usRecordLength = sizeof(FATTRS); |
| 183 | vLogFont.usCodePage = rInfo.charset; |
| 184 | vLogFont.lMaxBaselineExt = 0L; // Outline fonts should use 0 |
| 185 | vLogFont.lAveCharWidth = 0L; // Outline fonts should use 0 |
| 186 | vLogFont.fsFontUse = FATTR_FONTUSE_OUTLINE | // only outline fonts allowed |
| 187 | FATTR_FONTUSE_TRANSFORMABLE; // may be transformed |
| 188 | |
| 189 | strncpy(vLogFont.szFacename, rInfo.facename.c_str(), sizeof(vLogFont.szFacename)); |
| 190 | |
| 191 | if (!::GpiCreateLogFont( hPS |
| 192 | ,NULL |
| 193 | ,1L |
| 194 | ,&vLogFont |
| 195 | )) |
| 196 | { |
| 197 | ::WinReleasePS(hPS); |
| 198 | return FALSE; |
| 199 | } |
| 200 | ::WinReleasePS(hPS); |
| 201 | return TRUE; |
| 202 | } // end of wxTestFontEncoding |
| 203 | |
| 204 | // ---------------------------------------------------------------------------- |
| 205 | // wxFont <-> LOGFONT conversion |
| 206 | // ---------------------------------------------------------------------------- |
| 207 | |
| 208 | void wxFillLogFont( |
| 209 | LOGFONT* pLogFont // OS2 GPI FATTRS |
| 210 | , PFACENAMEDESC pFaceName |
| 211 | , const wxFont* pFont |
| 212 | ) |
| 213 | { |
| 214 | wxString sFace; |
| 215 | USHORT uWeight; |
| 216 | int nItalic; |
| 217 | |
| 218 | pLogFont->fsSelection = 0; |
| 219 | pLogFont->fsSelection = FATTR_SEL_OUTLINE; // we will alway use only outlines |
| 220 | pFaceName->usWeightClass = 0; |
| 221 | pFaceName->flOptions = 0; |
| 222 | switch (pFont->GetFamily()) |
| 223 | { |
| 224 | case wxSCRIPT: |
| 225 | sFace = _T("Script"); |
| 226 | break; |
| 227 | |
| 228 | case wxDECORATIVE: |
| 229 | case wxROMAN: |
| 230 | sFace = _T("Times New Roman"); |
| 231 | break; |
| 232 | |
| 233 | case wxTELETYPE: |
| 234 | case wxMODERN: |
| 235 | sFace = _T("Courier New"); |
| 236 | break; |
| 237 | |
| 238 | case wxSWISS: |
| 239 | sFace = _T("WarpSans"); |
| 240 | break; |
| 241 | |
| 242 | case wxDEFAULT: |
| 243 | default: |
| 244 | sFace = _T("Helv"); |
| 245 | } |
| 246 | |
| 247 | switch (pFont->GetWeight()) |
| 248 | { |
| 249 | default: |
| 250 | wxFAIL_MSG(_T("unknown font weight")); |
| 251 | uWeight = FWEIGHT_DONT_CARE; |
| 252 | break; |
| 253 | |
| 254 | case wxNORMAL: |
| 255 | uWeight = FWEIGHT_NORMAL; |
| 256 | break; |
| 257 | |
| 258 | case wxLIGHT: |
| 259 | uWeight = FWEIGHT_LIGHT; |
| 260 | break; |
| 261 | |
| 262 | case wxBOLD: |
| 263 | uWeight = FWEIGHT_BOLD; |
| 264 | pLogFont->fsSelection |= FATTR_SEL_BOLD; |
| 265 | break; |
| 266 | |
| 267 | case wxFONTWEIGHT_MAX: |
| 268 | uWeight = FWEIGHT_ULTRA_BOLD; |
| 269 | pLogFont->fsSelection |= FATTR_SEL_BOLD; |
| 270 | break; |
| 271 | } |
| 272 | pFaceName->usWeightClass |= uWeight; |
| 273 | |
| 274 | switch (pFont->GetStyle()) |
| 275 | { |
| 276 | case wxITALIC: |
| 277 | case wxSLANT: |
| 278 | nItalic = FTYPE_ITALIC; |
| 279 | pLogFont->fsSelection |= FATTR_SEL_ITALIC; |
| 280 | break; |
| 281 | |
| 282 | default: |
| 283 | wxFAIL_MSG(wxT("unknown font slant")); |
| 284 | // fall through |
| 285 | |
| 286 | case wxNORMAL: |
| 287 | nItalic = 0; |
| 288 | break; |
| 289 | } |
| 290 | pFaceName->flOptions |= nItalic; |
| 291 | if(pFont->GetUnderlined()) |
| 292 | pLogFont->fsSelection |= FATTR_SEL_UNDERSCORE; |
| 293 | |
| 294 | // |
| 295 | // In PM a font's height is expressed in points. A point equals |
| 296 | // approximately 1/72 of an inch. We'll assume for now that, |
| 297 | // like Windows, that fonts are 96 dpi. |
| 298 | // |
| 299 | DEVOPENSTRUC vDop = {0L, "DISPLAY", NULL, 0L, 0L, 0L, 0L, 0L, 0L}; |
| 300 | HDC hDC = ::DevOpenDC(vHabmain, OD_MEMORY, "*", 5L, (PDEVOPENDATA)&vDop, NULLHANDLE); |
| 301 | LONG lStart = CAPS_FAMILY; |
| 302 | LONG lCount = CAPS_VERTICAL_RESOLUTION; |
| 303 | LONG alArray[CAPS_VERTICAL_RESOLUTION]; |
| 304 | LONG lRes; |
| 305 | int nPpInch; |
| 306 | |
| 307 | |
| 308 | ::DevQueryCaps(hDC, lStart, lCount, alArray); |
| 309 | lRes = alArray[CAPS_VERTICAL_RESOLUTION-1]; |
| 310 | if (lRes > 0) |
| 311 | nPpInch = (int)(lRes/39.6); // lres is in pixels per meter |
| 312 | else |
| 313 | nPpInch = 96; |
| 314 | |
| 315 | int nHeight = (pFont->GetPointSize() * nPpInch/72); |
| 316 | wxString sFacename = pFont->GetFaceName(); |
| 317 | |
| 318 | if (!!sFacename) |
| 319 | { |
| 320 | sFace = sFacename; |
| 321 | } |
| 322 | //else: ff_face is a reasonable default facename for this font family |
| 323 | |
| 324 | // |
| 325 | // Deal with encoding now |
| 326 | // |
| 327 | wxNativeEncodingInfo vInfo; |
| 328 | wxFontEncoding vEncoding = pFont->GetEncoding(); |
| 329 | |
| 330 | if (!wxGetNativeFontEncoding( vEncoding |
| 331 | ,&vInfo |
| 332 | )) |
| 333 | { |
| 334 | if ( !wxTheFontMapper->GetAltForEncoding( vEncoding |
| 335 | ,&vInfo |
| 336 | )) |
| 337 | { |
| 338 | // |
| 339 | // Unsupported encoding, replace with the default |
| 340 | // |
| 341 | vInfo.charset = 850; |
| 342 | } |
| 343 | } |
| 344 | |
| 345 | if (!vInfo.facename.IsEmpty() ) |
| 346 | { |
| 347 | // |
| 348 | // The facename determined by the encoding overrides everything else |
| 349 | // |
| 350 | sFace = vInfo.facename; |
| 351 | } |
| 352 | |
| 353 | // |
| 354 | // Transfer all the data to LOGFONT |
| 355 | // |
| 356 | pLogFont->usRecordLength = sizeof(FATTRS); |
| 357 | wxStrcpy(pLogFont->szFacename, sFace.c_str()); |
| 358 | pLogFont->usCodePage = vInfo.charset; |
| 359 | pLogFont->fsFontUse |= FATTR_FONTUSE_OUTLINE | |
| 360 | FATTR_FONTUSE_TRANSFORMABLE; |
| 361 | } // end of wxFillLogFont |
| 362 | |
| 363 | wxFont wxCreateFontFromLogFont( |
| 364 | const LOGFONT* pLogFont |
| 365 | , const PFONTMETRICS pFM |
| 366 | , PFACENAMEDESC pFaceName |
| 367 | ) |
| 368 | { |
| 369 | // |
| 370 | // Extract family from facename |
| 371 | // |
| 372 | int nFontFamily; |
| 373 | |
| 374 | if (strcmp(pLogFont->szFacename, "Times New Roman") == 0) |
| 375 | nFontFamily = wxROMAN; |
| 376 | else if (strcmp(pLogFont->szFacename, "WarpSans") == 0) |
| 377 | nFontFamily = wxSWISS; |
| 378 | else if (strcmp(pLogFont->szFacename, "Script") == 0) |
| 379 | nFontFamily = wxSCRIPT; |
| 380 | else if (strcmp(pLogFont->szFacename, "Courier New") == 0) |
| 381 | nFontFamily = wxMODERN; |
| 382 | else |
| 383 | nFontFamily = wxSWISS; |
| 384 | |
| 385 | // |
| 386 | // Weight and Style |
| 387 | // |
| 388 | int nFontWeight = wxNORMAL; |
| 389 | |
| 390 | switch (pFaceName->usWeightClass) |
| 391 | { |
| 392 | case FWEIGHT_LIGHT: |
| 393 | nFontWeight = wxLIGHT; |
| 394 | break; |
| 395 | |
| 396 | default: |
| 397 | case FWEIGHT_NORMAL: |
| 398 | nFontWeight = wxNORMAL; |
| 399 | break; |
| 400 | |
| 401 | case FWEIGHT_BOLD: |
| 402 | nFontWeight = wxBOLD; |
| 403 | break; |
| 404 | } |
| 405 | |
| 406 | int nFontStyle; |
| 407 | |
| 408 | if(pLogFont->fsSelection & FATTR_SEL_ITALIC) |
| 409 | nFontStyle = wxITALIC; |
| 410 | else |
| 411 | nFontStyle = wxNORMAL; |
| 412 | |
| 413 | bool bFontUnderline = (pLogFont->fsSelection & FATTR_SEL_UNDERSCORE); |
| 414 | wxString sFontFace = pLogFont->szFacename; |
| 415 | int nFontPoints = pFM->lEmHeight; |
| 416 | wxFontEncoding vFontEncoding; |
| 417 | |
| 418 | switch (pLogFont->usCodePage) |
| 419 | { |
| 420 | default: |
| 421 | wxFAIL_MSG(wxT("unsupported charset")); |
| 422 | // fall through |
| 423 | |
| 424 | case 850: |
| 425 | vFontEncoding = wxFONTENCODING_CP1252; |
| 426 | break; |
| 427 | |
| 428 | case 1250: |
| 429 | vFontEncoding = wxFONTENCODING_CP1250; |
| 430 | break; |
| 431 | |
| 432 | case 921: |
| 433 | vFontEncoding = wxFONTENCODING_CP1257; |
| 434 | break; |
| 435 | |
| 436 | case 866: |
| 437 | vFontEncoding = wxFONTENCODING_CP1251; |
| 438 | break; |
| 439 | |
| 440 | case 864: |
| 441 | vFontEncoding = wxFONTENCODING_CP1256; |
| 442 | break; |
| 443 | |
| 444 | case 869: |
| 445 | vFontEncoding = wxFONTENCODING_CP1253; |
| 446 | break; |
| 447 | |
| 448 | case 862: |
| 449 | vFontEncoding = wxFONTENCODING_CP1255; |
| 450 | break; |
| 451 | |
| 452 | case 857: |
| 453 | vFontEncoding = wxFONTENCODING_CP1254; |
| 454 | break; |
| 455 | |
| 456 | case 874: |
| 457 | vFontEncoding = wxFONTENCODING_CP437; |
| 458 | break; |
| 459 | |
| 460 | case 437: |
| 461 | vFontEncoding = wxFONTENCODING_CP437; |
| 462 | break; |
| 463 | } |
| 464 | |
| 465 | return wxFont( nFontPoints |
| 466 | ,nFontFamily |
| 467 | ,nFontStyle |
| 468 | ,nFontWeight |
| 469 | ,bFontUnderline |
| 470 | ,sFontFace |
| 471 | ,vFontEncoding |
| 472 | ); |
| 473 | } // end of wxCreateFontFromLogFont |
| 474 | |
| 475 | int wxGpiStrcmp( |
| 476 | char* s0 |
| 477 | , char* s1 |
| 478 | ) |
| 479 | { int l0; |
| 480 | int l1; |
| 481 | int l; |
| 482 | int d; |
| 483 | int d1; |
| 484 | int i; |
| 485 | int rc; |
| 486 | |
| 487 | rc = 0; |
| 488 | if(s0 == NULL) |
| 489 | { |
| 490 | if(s1 == NULL) |
| 491 | return 0; |
| 492 | else |
| 493 | return 32; |
| 494 | } |
| 495 | else if(s1 == NULL) |
| 496 | return 32; |
| 497 | |
| 498 | l0 = strlen(s0); |
| 499 | l1 = strlen(s1); |
| 500 | l = l0; |
| 501 | if(l0 != l1) |
| 502 | { |
| 503 | rc++; |
| 504 | if(l1 < l0) |
| 505 | l = l1; |
| 506 | } |
| 507 | for(i=0;i<l;i++) |
| 508 | { |
| 509 | d = s0[i]-s1[i]; |
| 510 | if(!d) |
| 511 | continue; |
| 512 | d1 = toupper(s0[i]) - toupper(s1[i]); |
| 513 | if(!d1) |
| 514 | continue; |
| 515 | rc += abs(d); |
| 516 | } |
| 517 | return rc; |
| 518 | } |
| 519 | |