1 /* pcfdrivr.c 2 3 FreeType font driver for pcf files 4 5 Copyright (C) 2000-2004, 2006-2011, 2013, 2014 by 6 Francesco Zappa Nardelli 7 8 Permission is hereby granted, free of charge, to any person obtaining a copy 9 of this software and associated documentation files (the "Software"), to deal 10 in the Software without restriction, including without limitation the rights 11 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 12 copies of the Software, and to permit persons to whom the Software is 13 furnished to do so, subject to the following conditions: 14 15 The above copyright notice and this permission notice shall be included in 16 all copies or substantial portions of the Software. 17 18 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 21 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 22 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 23 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 24 THE SOFTWARE. 25 */ 26 27 28 #include <ft2build.h> 29 30 #include FT_INTERNAL_DEBUG_H 31 #include FT_INTERNAL_STREAM_H 32 #include FT_INTERNAL_OBJECTS_H 33 #include FT_GZIP_H 34 #include FT_LZW_H 35 #include FT_BZIP2_H 36 #include FT_ERRORS_H 37 #include FT_BDF_H 38 #include FT_TRUETYPE_IDS_H 39 40 #include "pcf.h" 41 #include "pcfdrivr.h" 42 #include "pcfread.h" 43 44 #include "pcferror.h" 45 #include "pcfutil.h" 46 47 #undef FT_COMPONENT 48 #define FT_COMPONENT pcfread 49 50 #include FT_SERVICE_BDF_H 51 #include FT_SERVICE_FONT_FORMAT_H 52 #include FT_SERVICE_PROPERTIES_H 53 #include FT_DRIVER_H 54 55 56 /************************************************************************** 57 * 58 * The macro FT_COMPONENT is used in trace mode. It is an implicit 59 * parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log 60 * messages during execution. 61 */ 62 #undef FT_COMPONENT 63 #define FT_COMPONENT pcfdriver 64 65 66 /* 67 * This file uses X11 terminology for PCF data; an `encoding' in X11 speak 68 * is the same as a `character code' in FreeType speak. 69 */ 70 typedef struct PCF_CMapRec_ 71 { 72 FT_CMapRec root; 73 PCF_Enc enc; 74 75 } PCF_CMapRec, *PCF_CMap; 76 77 78 FT_CALLBACK_DEF( FT_Error ) pcf_cmap_init(FT_CMap pcfcmap,FT_Pointer init_data)79 pcf_cmap_init( FT_CMap pcfcmap, /* PCF_CMap */ 80 FT_Pointer init_data ) 81 { 82 PCF_CMap cmap = (PCF_CMap)pcfcmap; 83 PCF_Face face = (PCF_Face)FT_CMAP_FACE( pcfcmap ); 84 85 FT_UNUSED( init_data ); 86 87 88 cmap->enc = &face->enc; 89 90 return FT_Err_Ok; 91 } 92 93 94 FT_CALLBACK_DEF( void ) pcf_cmap_done(FT_CMap pcfcmap)95 pcf_cmap_done( FT_CMap pcfcmap ) /* PCF_CMap */ 96 { 97 PCF_CMap cmap = (PCF_CMap)pcfcmap; 98 99 100 cmap->enc = NULL; 101 } 102 103 104 FT_CALLBACK_DEF( FT_UInt ) pcf_cmap_char_index(FT_CMap pcfcmap,FT_UInt32 charcode)105 pcf_cmap_char_index( FT_CMap pcfcmap, /* PCF_CMap */ 106 FT_UInt32 charcode ) 107 { 108 PCF_CMap cmap = (PCF_CMap)pcfcmap; 109 PCF_Enc enc = cmap->enc; 110 FT_UShort charcodeRow; 111 FT_UShort charcodeCol; 112 113 114 if ( charcode > (FT_UInt32)( enc->lastRow * 256 + enc->lastCol ) || 115 charcode < (FT_UInt32)( enc->firstRow * 256 + enc->firstCol ) ) 116 return 0; 117 118 charcodeRow = (FT_UShort)( charcode >> 8 ); 119 charcodeCol = (FT_UShort)( charcode & 0xFF ); 120 121 if ( charcodeCol < enc->firstCol || 122 charcodeCol > enc->lastCol ) 123 return 0; 124 125 return (FT_UInt)enc->offset[( charcodeRow - enc->firstRow ) * 126 ( enc->lastCol - enc->firstCol + 1 ) + 127 charcodeCol - enc->firstCol]; 128 } 129 130 131 FT_CALLBACK_DEF( FT_UInt ) pcf_cmap_char_next(FT_CMap pcfcmap,FT_UInt32 * acharcode)132 pcf_cmap_char_next( FT_CMap pcfcmap, /* PCF_CMap */ 133 FT_UInt32 *acharcode ) 134 { 135 PCF_CMap cmap = (PCF_CMap)pcfcmap; 136 PCF_Enc enc = cmap->enc; 137 FT_UInt32 charcode = *acharcode; 138 FT_UShort charcodeRow; 139 FT_UShort charcodeCol; 140 FT_Int result = 0; 141 142 143 while ( charcode < (FT_UInt32)( enc->lastRow * 256 + enc->lastCol ) ) 144 { 145 charcode++; 146 147 if ( charcode < (FT_UInt32)( enc->firstRow * 256 + enc->firstCol ) ) 148 charcode = (FT_UInt32)( enc->firstRow * 256 + enc->firstCol ); 149 150 charcodeRow = (FT_UShort)( charcode >> 8 ); 151 charcodeCol = (FT_UShort)( charcode & 0xFF ); 152 153 if ( charcodeCol < enc->firstCol ) 154 charcodeCol = enc->firstCol; 155 else if ( charcodeCol > enc->lastCol ) 156 { 157 charcodeRow++; 158 charcodeCol = enc->firstCol; 159 } 160 161 charcode = (FT_UInt32)( charcodeRow * 256 + charcodeCol ); 162 163 result = (FT_UInt)enc->offset[( charcodeRow - enc->firstRow ) * 164 ( enc->lastCol - enc->firstCol + 1 ) + 165 charcodeCol - enc->firstCol]; 166 if ( result != 0xFFFFU ) 167 break; 168 } 169 170 *acharcode = charcode; 171 172 return result; 173 } 174 175 176 static 177 const FT_CMap_ClassRec pcf_cmap_class = 178 { 179 sizeof ( PCF_CMapRec ), 180 pcf_cmap_init, 181 pcf_cmap_done, 182 pcf_cmap_char_index, 183 pcf_cmap_char_next, 184 185 NULL, NULL, NULL, NULL, NULL 186 }; 187 188 189 FT_CALLBACK_DEF( void ) PCF_Face_Done(FT_Face pcfface)190 PCF_Face_Done( FT_Face pcfface ) /* PCF_Face */ 191 { 192 PCF_Face face = (PCF_Face)pcfface; 193 FT_Memory memory; 194 195 196 if ( !face ) 197 return; 198 199 memory = FT_FACE_MEMORY( face ); 200 201 FT_FREE( face->metrics ); 202 FT_FREE( face->enc.offset ); 203 204 /* free properties */ 205 if ( face->properties ) 206 { 207 FT_Int i; 208 209 210 for ( i = 0; i < face->nprops; i++ ) 211 { 212 PCF_Property prop = &face->properties[i]; 213 214 215 if ( prop ) 216 { 217 FT_FREE( prop->name ); 218 if ( prop->isString ) 219 FT_FREE( prop->value.atom ); 220 } 221 } 222 223 FT_FREE( face->properties ); 224 } 225 226 FT_FREE( face->toc.tables ); 227 FT_FREE( pcfface->family_name ); 228 FT_FREE( pcfface->style_name ); 229 FT_FREE( pcfface->available_sizes ); 230 FT_FREE( face->charset_encoding ); 231 FT_FREE( face->charset_registry ); 232 233 /* close compressed stream if any */ 234 if ( pcfface->stream == &face->comp_stream ) 235 { 236 FT_Stream_Close( &face->comp_stream ); 237 pcfface->stream = face->comp_source; 238 } 239 } 240 241 242 FT_CALLBACK_DEF( FT_Error ) PCF_Face_Init(FT_Stream stream,FT_Face pcfface,FT_Int face_index,FT_Int num_params,FT_Parameter * params)243 PCF_Face_Init( FT_Stream stream, 244 FT_Face pcfface, /* PCF_Face */ 245 FT_Int face_index, 246 FT_Int num_params, 247 FT_Parameter* params ) 248 { 249 PCF_Face face = (PCF_Face)pcfface; 250 FT_Error error; 251 252 FT_UNUSED( num_params ); 253 FT_UNUSED( params ); 254 255 256 FT_TRACE2(( "PCF driver\n" )); 257 258 error = pcf_load_font( stream, face, face_index ); 259 if ( error ) 260 { 261 PCF_Face_Done( pcfface ); 262 263 #if defined( FT_CONFIG_OPTION_USE_ZLIB ) || \ 264 defined( FT_CONFIG_OPTION_USE_LZW ) || \ 265 defined( FT_CONFIG_OPTION_USE_BZIP2 ) 266 267 #ifdef FT_CONFIG_OPTION_USE_ZLIB 268 { 269 FT_Error error2; 270 271 272 /* this didn't work, try gzip support! */ 273 FT_TRACE2(( " ... try gzip stream\n" )); 274 error2 = FT_Stream_OpenGzip( &face->comp_stream, stream ); 275 if ( FT_ERR_EQ( error2, Unimplemented_Feature ) ) 276 goto Fail; 277 278 error = error2; 279 } 280 #endif /* FT_CONFIG_OPTION_USE_ZLIB */ 281 282 #ifdef FT_CONFIG_OPTION_USE_LZW 283 if ( error ) 284 { 285 FT_Error error3; 286 287 288 /* this didn't work, try LZW support! */ 289 FT_TRACE2(( " ... try LZW stream\n" )); 290 error3 = FT_Stream_OpenLZW( &face->comp_stream, stream ); 291 if ( FT_ERR_EQ( error3, Unimplemented_Feature ) ) 292 goto Fail; 293 294 error = error3; 295 } 296 #endif /* FT_CONFIG_OPTION_USE_LZW */ 297 298 #ifdef FT_CONFIG_OPTION_USE_BZIP2 299 if ( error ) 300 { 301 FT_Error error4; 302 303 304 /* this didn't work, try Bzip2 support! */ 305 FT_TRACE2(( " ... try Bzip2 stream\n" )); 306 error4 = FT_Stream_OpenBzip2( &face->comp_stream, stream ); 307 if ( FT_ERR_EQ( error4, Unimplemented_Feature ) ) 308 goto Fail; 309 310 error = error4; 311 } 312 #endif /* FT_CONFIG_OPTION_USE_BZIP2 */ 313 314 if ( error ) 315 goto Fail; 316 317 face->comp_source = stream; 318 pcfface->stream = &face->comp_stream; 319 320 stream = pcfface->stream; 321 322 error = pcf_load_font( stream, face, face_index ); 323 if ( error ) 324 goto Fail; 325 326 #else /* !(FT_CONFIG_OPTION_USE_ZLIB || 327 FT_CONFIG_OPTION_USE_LZW || 328 FT_CONFIG_OPTION_USE_BZIP2) */ 329 330 goto Fail; 331 332 #endif 333 } 334 335 /* PCF cannot have multiple faces in a single font file. 336 * XXX: A non-zero face_index is already an invalid argument, but 337 * Type1, Type42 drivers have a convention to return 338 * an invalid argument error when the font could be 339 * opened by the specified driver. 340 */ 341 if ( face_index < 0 ) 342 goto Exit; 343 else if ( face_index > 0 && ( face_index & 0xFFFF ) > 0 ) 344 { 345 FT_ERROR(( "PCF_Face_Init: invalid face index\n" )); 346 PCF_Face_Done( pcfface ); 347 return FT_THROW( Invalid_Argument ); 348 } 349 350 /* set up charmap */ 351 { 352 FT_String *charset_registry = face->charset_registry; 353 FT_String *charset_encoding = face->charset_encoding; 354 FT_Bool unicode_charmap = 0; 355 356 357 if ( charset_registry && charset_encoding ) 358 { 359 char* s = charset_registry; 360 361 362 /* Uh, oh, compare first letters manually to avoid dependency 363 on locales. */ 364 if ( ( s[0] == 'i' || s[0] == 'I' ) && 365 ( s[1] == 's' || s[1] == 'S' ) && 366 ( s[2] == 'o' || s[2] == 'O' ) ) 367 { 368 s += 3; 369 if ( !ft_strcmp( s, "10646" ) || 370 ( !ft_strcmp( s, "8859" ) && 371 !ft_strcmp( face->charset_encoding, "1" ) ) ) 372 unicode_charmap = 1; 373 /* another name for ASCII */ 374 else if ( !ft_strcmp( s, "646.1991" ) && 375 !ft_strcmp( face->charset_encoding, "IRV" ) ) 376 unicode_charmap = 1; 377 } 378 } 379 380 { 381 FT_CharMapRec charmap; 382 383 384 charmap.face = FT_FACE( face ); 385 charmap.encoding = FT_ENCODING_NONE; 386 /* initial platform/encoding should indicate unset status? */ 387 charmap.platform_id = TT_PLATFORM_APPLE_UNICODE; 388 charmap.encoding_id = TT_APPLE_ID_DEFAULT; 389 390 if ( unicode_charmap ) 391 { 392 charmap.encoding = FT_ENCODING_UNICODE; 393 charmap.platform_id = TT_PLATFORM_MICROSOFT; 394 charmap.encoding_id = TT_MS_ID_UNICODE_CS; 395 } 396 397 error = FT_CMap_New( &pcf_cmap_class, NULL, &charmap, NULL ); 398 } 399 } 400 401 Exit: 402 return error; 403 404 Fail: 405 FT_TRACE2(( " not a PCF file\n" )); 406 PCF_Face_Done( pcfface ); 407 error = FT_THROW( Unknown_File_Format ); /* error */ 408 goto Exit; 409 } 410 411 412 FT_CALLBACK_DEF( FT_Error ) PCF_Size_Select(FT_Size size,FT_ULong strike_index)413 PCF_Size_Select( FT_Size size, 414 FT_ULong strike_index ) 415 { 416 PCF_Accel accel = &( (PCF_Face)size->face )->accel; 417 418 419 FT_Select_Metrics( size->face, strike_index ); 420 421 size->metrics.ascender = accel->fontAscent * 64; 422 size->metrics.descender = -accel->fontDescent * 64; 423 size->metrics.max_advance = accel->maxbounds.characterWidth * 64; 424 425 return FT_Err_Ok; 426 } 427 428 429 FT_CALLBACK_DEF( FT_Error ) PCF_Size_Request(FT_Size size,FT_Size_Request req)430 PCF_Size_Request( FT_Size size, 431 FT_Size_Request req ) 432 { 433 PCF_Face face = (PCF_Face)size->face; 434 FT_Bitmap_Size* bsize = size->face->available_sizes; 435 FT_Error error = FT_ERR( Invalid_Pixel_Size ); 436 FT_Long height; 437 438 439 height = FT_REQUEST_HEIGHT( req ); 440 height = ( height + 32 ) >> 6; 441 442 switch ( req->type ) 443 { 444 case FT_SIZE_REQUEST_TYPE_NOMINAL: 445 if ( height == ( ( bsize->y_ppem + 32 ) >> 6 ) ) 446 error = FT_Err_Ok; 447 break; 448 449 case FT_SIZE_REQUEST_TYPE_REAL_DIM: 450 if ( height == ( face->accel.fontAscent + 451 face->accel.fontDescent ) ) 452 error = FT_Err_Ok; 453 break; 454 455 default: 456 error = FT_THROW( Unimplemented_Feature ); 457 break; 458 } 459 460 if ( error ) 461 return error; 462 else 463 return PCF_Size_Select( size, 0 ); 464 } 465 466 467 FT_CALLBACK_DEF( FT_Error ) PCF_Glyph_Load(FT_GlyphSlot slot,FT_Size size,FT_UInt glyph_index,FT_Int32 load_flags)468 PCF_Glyph_Load( FT_GlyphSlot slot, 469 FT_Size size, 470 FT_UInt glyph_index, 471 FT_Int32 load_flags ) 472 { 473 PCF_Face face = (PCF_Face)FT_SIZE_FACE( size ); 474 FT_Stream stream; 475 FT_Error error = FT_Err_Ok; 476 FT_Bitmap* bitmap = &slot->bitmap; 477 PCF_Metric metric; 478 FT_ULong bytes; 479 480 481 FT_TRACE1(( "PCF_Glyph_Load: glyph index %d\n", glyph_index )); 482 483 if ( !face ) 484 { 485 error = FT_THROW( Invalid_Face_Handle ); 486 goto Exit; 487 } 488 489 if ( glyph_index >= (FT_UInt)face->root.num_glyphs ) 490 { 491 error = FT_THROW( Invalid_Argument ); 492 goto Exit; 493 } 494 495 stream = face->root.stream; 496 497 metric = face->metrics + glyph_index; 498 499 bitmap->rows = (unsigned int)( metric->ascent + 500 metric->descent ); 501 bitmap->width = (unsigned int)( metric->rightSideBearing - 502 metric->leftSideBearing ); 503 bitmap->num_grays = 1; 504 bitmap->pixel_mode = FT_PIXEL_MODE_MONO; 505 506 switch ( PCF_GLYPH_PAD( face->bitmapsFormat ) ) 507 { 508 case 1: 509 bitmap->pitch = (int)( ( bitmap->width + 7 ) >> 3 ); 510 break; 511 512 case 2: 513 bitmap->pitch = (int)( ( ( bitmap->width + 15 ) >> 4 ) << 1 ); 514 break; 515 516 case 4: 517 bitmap->pitch = (int)( ( ( bitmap->width + 31 ) >> 5 ) << 2 ); 518 break; 519 520 case 8: 521 bitmap->pitch = (int)( ( ( bitmap->width + 63 ) >> 6 ) << 3 ); 522 break; 523 524 default: 525 return FT_THROW( Invalid_File_Format ); 526 } 527 528 slot->format = FT_GLYPH_FORMAT_BITMAP; 529 slot->bitmap_left = metric->leftSideBearing; 530 slot->bitmap_top = metric->ascent; 531 532 slot->metrics.horiAdvance = (FT_Pos)( metric->characterWidth * 64 ); 533 slot->metrics.horiBearingX = (FT_Pos)( metric->leftSideBearing * 64 ); 534 slot->metrics.horiBearingY = (FT_Pos)( metric->ascent * 64 ); 535 slot->metrics.width = (FT_Pos)( ( metric->rightSideBearing - 536 metric->leftSideBearing ) * 64 ); 537 slot->metrics.height = (FT_Pos)( bitmap->rows * 64 ); 538 539 ft_synthesize_vertical_metrics( &slot->metrics, 540 ( face->accel.fontAscent + 541 face->accel.fontDescent ) * 64 ); 542 543 if ( load_flags & FT_LOAD_BITMAP_METRICS_ONLY ) 544 goto Exit; 545 546 /* XXX: to do: are there cases that need repadding the bitmap? */ 547 bytes = (FT_ULong)bitmap->pitch * bitmap->rows; 548 549 error = ft_glyphslot_alloc_bitmap( slot, (FT_ULong)bytes ); 550 if ( error ) 551 goto Exit; 552 553 if ( FT_STREAM_SEEK( metric->bits ) || 554 FT_STREAM_READ( bitmap->buffer, bytes ) ) 555 goto Exit; 556 557 if ( PCF_BIT_ORDER( face->bitmapsFormat ) != MSBFirst ) 558 BitOrderInvert( bitmap->buffer, bytes ); 559 560 if ( ( PCF_BYTE_ORDER( face->bitmapsFormat ) != 561 PCF_BIT_ORDER( face->bitmapsFormat ) ) ) 562 { 563 switch ( PCF_SCAN_UNIT( face->bitmapsFormat ) ) 564 { 565 case 1: 566 break; 567 568 case 2: 569 TwoByteSwap( bitmap->buffer, bytes ); 570 break; 571 572 case 4: 573 FourByteSwap( bitmap->buffer, bytes ); 574 break; 575 } 576 } 577 578 Exit: 579 return error; 580 } 581 582 583 /* 584 * 585 * BDF SERVICE 586 * 587 */ 588 589 static FT_Error pcf_get_bdf_property(PCF_Face face,const char * prop_name,BDF_PropertyRec * aproperty)590 pcf_get_bdf_property( PCF_Face face, 591 const char* prop_name, 592 BDF_PropertyRec *aproperty ) 593 { 594 PCF_Property prop; 595 596 597 prop = pcf_find_property( face, prop_name ); 598 if ( prop ) 599 { 600 if ( prop->isString ) 601 { 602 aproperty->type = BDF_PROPERTY_TYPE_ATOM; 603 aproperty->u.atom = prop->value.atom; 604 } 605 else 606 { 607 if ( prop->value.l > 0x7FFFFFFFL || 608 prop->value.l < ( -1 - 0x7FFFFFFFL ) ) 609 { 610 FT_TRACE1(( "pcf_get_bdf_property:" )); 611 FT_TRACE1(( " too large integer 0x%x is truncated\n" )); 612 } 613 614 /* 615 * The PCF driver loads all properties as signed integers. 616 * This really doesn't seem to be a problem, because this is 617 * sufficient for any meaningful values. 618 */ 619 aproperty->type = BDF_PROPERTY_TYPE_INTEGER; 620 aproperty->u.integer = (FT_Int32)prop->value.l; 621 } 622 623 return FT_Err_Ok; 624 } 625 626 return FT_THROW( Invalid_Argument ); 627 } 628 629 630 static FT_Error pcf_get_charset_id(PCF_Face face,const char ** acharset_encoding,const char ** acharset_registry)631 pcf_get_charset_id( PCF_Face face, 632 const char* *acharset_encoding, 633 const char* *acharset_registry ) 634 { 635 *acharset_encoding = face->charset_encoding; 636 *acharset_registry = face->charset_registry; 637 638 return FT_Err_Ok; 639 } 640 641 642 static const FT_Service_BDFRec pcf_service_bdf = 643 { 644 (FT_BDF_GetCharsetIdFunc)pcf_get_charset_id, /* get_charset_id */ 645 (FT_BDF_GetPropertyFunc) pcf_get_bdf_property /* get_property */ 646 }; 647 648 649 /* 650 * PROPERTY SERVICE 651 * 652 */ 653 static FT_Error pcf_property_set(FT_Module module,const char * property_name,const void * value,FT_Bool value_is_string)654 pcf_property_set( FT_Module module, /* PCF_Driver */ 655 const char* property_name, 656 const void* value, 657 FT_Bool value_is_string ) 658 { 659 #ifdef PCF_CONFIG_OPTION_LONG_FAMILY_NAMES 660 661 FT_Error error = FT_Err_Ok; 662 PCF_Driver driver = (PCF_Driver)module; 663 664 #ifndef FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES 665 FT_UNUSED( value_is_string ); 666 #endif 667 668 669 if ( !ft_strcmp( property_name, "no-long-family-names" ) ) 670 { 671 #ifdef FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES 672 if ( value_is_string ) 673 { 674 const char* s = (const char*)value; 675 long lfn = ft_strtol( s, NULL, 10 ); 676 677 678 if ( lfn == 0 ) 679 driver->no_long_family_names = 0; 680 else if ( lfn == 1 ) 681 driver->no_long_family_names = 1; 682 else 683 return FT_THROW( Invalid_Argument ); 684 } 685 else 686 #endif 687 { 688 FT_Bool* no_long_family_names = (FT_Bool*)value; 689 690 691 driver->no_long_family_names = *no_long_family_names; 692 } 693 694 return error; 695 } 696 697 #else /* !PCF_CONFIG_OPTION_LONG_FAMILY_NAMES */ 698 699 FT_UNUSED( module ); 700 FT_UNUSED( value ); 701 FT_UNUSED( value_is_string ); 702 #ifndef FT_DEBUG_LEVEL_TRACE 703 FT_UNUSED( property_name ); 704 #endif 705 706 #endif /* !PCF_CONFIG_OPTION_LONG_FAMILY_NAMES */ 707 708 FT_TRACE0(( "pcf_property_set: missing property `%s'\n", 709 property_name )); 710 return FT_THROW( Missing_Property ); 711 } 712 713 714 static FT_Error pcf_property_get(FT_Module module,const char * property_name,const void * value)715 pcf_property_get( FT_Module module, /* PCF_Driver */ 716 const char* property_name, 717 const void* value ) 718 { 719 #ifdef PCF_CONFIG_OPTION_LONG_FAMILY_NAMES 720 721 FT_Error error = FT_Err_Ok; 722 PCF_Driver driver = (PCF_Driver)module; 723 724 725 if ( !ft_strcmp( property_name, "no-long-family-names" ) ) 726 { 727 FT_Bool no_long_family_names = driver->no_long_family_names; 728 FT_Bool* val = (FT_Bool*)value; 729 730 731 *val = no_long_family_names; 732 733 return error; 734 } 735 736 #else /* !PCF_CONFIG_OPTION_LONG_FAMILY_NAMES */ 737 738 FT_UNUSED( module ); 739 FT_UNUSED( value ); 740 #ifndef FT_DEBUG_LEVEL_TRACE 741 FT_UNUSED( property_name ); 742 #endif 743 744 #endif /* !PCF_CONFIG_OPTION_LONG_FAMILY_NAMES */ 745 746 FT_TRACE0(( "pcf_property_get: missing property `%s'\n", 747 property_name )); 748 return FT_THROW( Missing_Property ); 749 } 750 751 752 FT_DEFINE_SERVICE_PROPERTIESREC( 753 pcf_service_properties, 754 755 (FT_Properties_SetFunc)pcf_property_set, /* set_property */ 756 (FT_Properties_GetFunc)pcf_property_get ) /* get_property */ 757 758 759 /* 760 * 761 * SERVICE LIST 762 * 763 */ 764 765 static const FT_ServiceDescRec pcf_services[] = 766 { 767 { FT_SERVICE_ID_BDF, &pcf_service_bdf }, 768 { FT_SERVICE_ID_FONT_FORMAT, FT_FONT_FORMAT_PCF }, 769 { FT_SERVICE_ID_PROPERTIES, &pcf_service_properties }, 770 { NULL, NULL } 771 }; 772 773 774 FT_CALLBACK_DEF( FT_Module_Interface ) pcf_driver_requester(FT_Module module,const char * name)775 pcf_driver_requester( FT_Module module, 776 const char* name ) 777 { 778 FT_UNUSED( module ); 779 780 return ft_service_list_lookup( pcf_services, name ); 781 } 782 783 784 FT_CALLBACK_DEF( FT_Error ) pcf_driver_init(FT_Module module)785 pcf_driver_init( FT_Module module ) /* PCF_Driver */ 786 { 787 #ifdef PCF_CONFIG_OPTION_LONG_FAMILY_NAMES 788 PCF_Driver driver = (PCF_Driver)module; 789 790 791 driver->no_long_family_names = 0; 792 #else 793 FT_UNUSED( module ); 794 #endif 795 796 return FT_Err_Ok; 797 } 798 799 800 FT_CALLBACK_DEF( void ) pcf_driver_done(FT_Module module)801 pcf_driver_done( FT_Module module ) /* PCF_Driver */ 802 { 803 FT_UNUSED( module ); 804 } 805 806 807 FT_CALLBACK_TABLE_DEF 808 const FT_Driver_ClassRec pcf_driver_class = 809 { 810 { 811 FT_MODULE_FONT_DRIVER | 812 FT_MODULE_DRIVER_NO_OUTLINES, 813 814 sizeof ( PCF_DriverRec ), 815 "pcf", 816 0x10000L, 817 0x20000L, 818 819 NULL, /* module-specific interface */ 820 821 pcf_driver_init, /* FT_Module_Constructor module_init */ 822 pcf_driver_done, /* FT_Module_Destructor module_done */ 823 pcf_driver_requester /* FT_Module_Requester get_interface */ 824 }, 825 826 sizeof ( PCF_FaceRec ), 827 sizeof ( FT_SizeRec ), 828 sizeof ( FT_GlyphSlotRec ), 829 830 PCF_Face_Init, /* FT_Face_InitFunc init_face */ 831 PCF_Face_Done, /* FT_Face_DoneFunc done_face */ 832 NULL, /* FT_Size_InitFunc init_size */ 833 NULL, /* FT_Size_DoneFunc done_size */ 834 NULL, /* FT_Slot_InitFunc init_slot */ 835 NULL, /* FT_Slot_DoneFunc done_slot */ 836 837 PCF_Glyph_Load, /* FT_Slot_LoadFunc load_glyph */ 838 839 NULL, /* FT_Face_GetKerningFunc get_kerning */ 840 NULL, /* FT_Face_AttachFunc attach_file */ 841 NULL, /* FT_Face_GetAdvancesFunc get_advances */ 842 843 PCF_Size_Request, /* FT_Size_RequestFunc request_size */ 844 PCF_Size_Select /* FT_Size_SelectFunc select_size */ 845 }; 846 847 848 /* END */ 849