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 29 #include <freetype/internal/ftdebug.h> 30 #include <freetype/internal/ftstream.h> 31 #include <freetype/internal/ftobjs.h> 32 #include <freetype/ftgzip.h> 33 #include <freetype/ftlzw.h> 34 #include <freetype/ftbzip2.h> 35 #include <freetype/fterrors.h> 36 #include <freetype/ftbdf.h> 37 #include <freetype/ttnameid.h> 38 39 #include "pcf.h" 40 #include "pcfdrivr.h" 41 #include "pcfread.h" 42 43 #include "pcferror.h" 44 #include "pcfutil.h" 45 46 #undef FT_COMPONENT 47 #define FT_COMPONENT pcfread 48 49 #include <freetype/internal/services/svbdf.h> 50 #include <freetype/internal/services/svfntfmt.h> 51 #include <freetype/internal/services/svprop.h> 52 #include <freetype/ftdriver.h> 53 54 55 /************************************************************************** 56 * 57 * The macro FT_COMPONENT is used in trace mode. It is an implicit 58 * parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log 59 * messages during execution. 60 */ 61 #undef FT_COMPONENT 62 #define FT_COMPONENT pcfdriver 63 64 65 /* 66 * This file uses X11 terminology for PCF data; an `encoding' in X11 speak 67 * is the same as a `character code' in FreeType speak. 68 */ 69 typedef struct PCF_CMapRec_ 70 { 71 FT_CMapRec root; 72 PCF_Enc enc; 73 74 } PCF_CMapRec, *PCF_CMap; 75 76 77 FT_CALLBACK_DEF( FT_Error ) pcf_cmap_init(FT_CMap pcfcmap,FT_Pointer init_data)78 pcf_cmap_init( FT_CMap pcfcmap, /* PCF_CMap */ 79 FT_Pointer init_data ) 80 { 81 PCF_CMap cmap = (PCF_CMap)pcfcmap; 82 PCF_Face face = (PCF_Face)FT_CMAP_FACE( pcfcmap ); 83 84 FT_UNUSED( init_data ); 85 86 87 cmap->enc = &face->enc; 88 89 return FT_Err_Ok; 90 } 91 92 93 FT_CALLBACK_DEF( void ) pcf_cmap_done(FT_CMap pcfcmap)94 pcf_cmap_done( FT_CMap pcfcmap ) /* PCF_CMap */ 95 { 96 PCF_CMap cmap = (PCF_CMap)pcfcmap; 97 98 99 cmap->enc = NULL; 100 } 101 102 103 FT_CALLBACK_DEF( FT_UInt ) pcf_cmap_char_index(FT_CMap pcfcmap,FT_UInt32 charcode)104 pcf_cmap_char_index( FT_CMap pcfcmap, /* PCF_CMap */ 105 FT_UInt32 charcode ) 106 { 107 PCF_CMap cmap = (PCF_CMap)pcfcmap; 108 PCF_Enc enc = cmap->enc; 109 FT_UShort charcodeRow; 110 FT_UShort charcodeCol; 111 112 113 if ( charcode > (FT_UInt32)( enc->lastRow * 256 + enc->lastCol ) || 114 charcode < (FT_UInt32)( enc->firstRow * 256 + enc->firstCol ) ) 115 return 0; 116 117 charcodeRow = (FT_UShort)( charcode >> 8 ); 118 charcodeCol = (FT_UShort)( charcode & 0xFF ); 119 120 if ( charcodeCol < enc->firstCol || 121 charcodeCol > enc->lastCol ) 122 return 0; 123 124 return (FT_UInt)enc->offset[( charcodeRow - enc->firstRow ) * 125 ( enc->lastCol - enc->firstCol + 1 ) + 126 charcodeCol - enc->firstCol]; 127 } 128 129 130 FT_CALLBACK_DEF( FT_UInt ) pcf_cmap_char_next(FT_CMap pcfcmap,FT_UInt32 * acharcode)131 pcf_cmap_char_next( FT_CMap pcfcmap, /* PCF_CMap */ 132 FT_UInt32 *acharcode ) 133 { 134 PCF_CMap cmap = (PCF_CMap)pcfcmap; 135 PCF_Enc enc = cmap->enc; 136 FT_UInt32 charcode = *acharcode; 137 FT_UShort charcodeRow; 138 FT_UShort charcodeCol; 139 FT_UInt result = 0; 140 141 142 while ( charcode < (FT_UInt32)( enc->lastRow * 256 + enc->lastCol ) ) 143 { 144 charcode++; 145 146 if ( charcode < (FT_UInt32)( enc->firstRow * 256 + enc->firstCol ) ) 147 charcode = (FT_UInt32)( enc->firstRow * 256 + enc->firstCol ); 148 149 charcodeRow = (FT_UShort)( charcode >> 8 ); 150 charcodeCol = (FT_UShort)( charcode & 0xFF ); 151 152 if ( charcodeCol < enc->firstCol ) 153 charcodeCol = enc->firstCol; 154 else if ( charcodeCol > enc->lastCol ) 155 { 156 charcodeRow++; 157 charcodeCol = enc->firstCol; 158 } 159 160 charcode = (FT_UInt32)( charcodeRow * 256 + charcodeCol ); 161 162 result = (FT_UInt)enc->offset[( charcodeRow - enc->firstRow ) * 163 ( enc->lastCol - enc->firstCol + 1 ) + 164 charcodeCol - enc->firstCol]; 165 if ( result != 0xFFFFU ) 166 break; 167 } 168 169 *acharcode = charcode; 170 171 return result; 172 } 173 174 175 static 176 const FT_CMap_ClassRec pcf_cmap_class = 177 { 178 sizeof ( PCF_CMapRec ), 179 pcf_cmap_init, 180 pcf_cmap_done, 181 pcf_cmap_char_index, 182 pcf_cmap_char_next, 183 184 NULL, NULL, NULL, NULL, NULL 185 }; 186 187 188 FT_CALLBACK_DEF( void ) PCF_Face_Done(FT_Face pcfface)189 PCF_Face_Done( FT_Face pcfface ) /* PCF_Face */ 190 { 191 PCF_Face face = (PCF_Face)pcfface; 192 FT_Memory memory; 193 194 195 if ( !face ) 196 return; 197 198 memory = FT_FACE_MEMORY( face ); 199 200 FT_FREE( face->metrics ); 201 FT_FREE( face->enc.offset ); 202 203 /* free properties */ 204 if ( face->properties ) 205 { 206 FT_Int i; 207 208 209 for ( i = 0; i < face->nprops; i++ ) 210 { 211 PCF_Property prop = &face->properties[i]; 212 213 214 if ( prop ) 215 { 216 FT_FREE( prop->name ); 217 if ( prop->isString ) 218 FT_FREE( prop->value.atom ); 219 } 220 } 221 222 FT_FREE( face->properties ); 223 } 224 225 FT_FREE( face->toc.tables ); 226 FT_FREE( pcfface->family_name ); 227 FT_FREE( pcfface->style_name ); 228 FT_FREE( pcfface->available_sizes ); 229 FT_FREE( face->charset_encoding ); 230 FT_FREE( face->charset_registry ); 231 232 /* close compressed stream if any */ 233 if ( pcfface->stream == &face->comp_stream ) 234 { 235 FT_Stream_Close( &face->comp_stream ); 236 pcfface->stream = face->comp_source; 237 } 238 } 239 240 241 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)242 PCF_Face_Init( FT_Stream stream, 243 FT_Face pcfface, /* PCF_Face */ 244 FT_Int face_index, 245 FT_Int num_params, 246 FT_Parameter* params ) 247 { 248 PCF_Face face = (PCF_Face)pcfface; 249 FT_Error error; 250 251 FT_UNUSED( num_params ); 252 FT_UNUSED( params ); 253 254 255 FT_TRACE2(( "PCF driver\n" )); 256 257 error = pcf_load_font( stream, face, face_index ); 258 if ( error ) 259 { 260 PCF_Face_Done( pcfface ); 261 262 #if defined( FT_CONFIG_OPTION_USE_ZLIB ) || \ 263 defined( FT_CONFIG_OPTION_USE_LZW ) || \ 264 defined( FT_CONFIG_OPTION_USE_BZIP2 ) 265 266 #ifdef FT_CONFIG_OPTION_USE_ZLIB 267 { 268 FT_Error error2; 269 270 271 /* this didn't work, try gzip support! */ 272 FT_TRACE2(( " ... try gzip stream\n" )); 273 error2 = FT_Stream_OpenGzip( &face->comp_stream, stream ); 274 if ( FT_ERR_EQ( error2, Unimplemented_Feature ) ) 275 goto Fail; 276 277 error = error2; 278 } 279 #endif /* FT_CONFIG_OPTION_USE_ZLIB */ 280 281 #ifdef FT_CONFIG_OPTION_USE_LZW 282 if ( error ) 283 { 284 FT_Error error3; 285 286 287 /* this didn't work, try LZW support! */ 288 FT_TRACE2(( " ... try LZW stream\n" )); 289 error3 = FT_Stream_OpenLZW( &face->comp_stream, stream ); 290 if ( FT_ERR_EQ( error3, Unimplemented_Feature ) ) 291 goto Fail; 292 293 error = error3; 294 } 295 #endif /* FT_CONFIG_OPTION_USE_LZW */ 296 297 #ifdef FT_CONFIG_OPTION_USE_BZIP2 298 if ( error ) 299 { 300 FT_Error error4; 301 302 303 /* this didn't work, try Bzip2 support! */ 304 FT_TRACE2(( " ... try Bzip2 stream\n" )); 305 error4 = FT_Stream_OpenBzip2( &face->comp_stream, stream ); 306 if ( FT_ERR_EQ( error4, Unimplemented_Feature ) ) 307 goto Fail; 308 309 error = error4; 310 } 311 #endif /* FT_CONFIG_OPTION_USE_BZIP2 */ 312 313 if ( error ) 314 goto Fail; 315 316 face->comp_source = stream; 317 pcfface->stream = &face->comp_stream; 318 319 stream = pcfface->stream; 320 321 error = pcf_load_font( stream, face, face_index ); 322 if ( error ) 323 goto Fail; 324 325 #else /* !(FT_CONFIG_OPTION_USE_ZLIB || 326 FT_CONFIG_OPTION_USE_LZW || 327 FT_CONFIG_OPTION_USE_BZIP2) */ 328 329 goto Fail; 330 331 #endif 332 } 333 334 /* PCF cannot have multiple faces in a single font file. 335 * XXX: A non-zero face_index is already an invalid argument, but 336 * Type1, Type42 drivers have a convention to return 337 * an invalid argument error when the font could be 338 * opened by the specified driver. 339 */ 340 if ( face_index < 0 ) 341 goto Exit; 342 else if ( face_index > 0 && ( face_index & 0xFFFF ) > 0 ) 343 { 344 FT_ERROR(( "PCF_Face_Init: invalid face index\n" )); 345 PCF_Face_Done( pcfface ); 346 return FT_THROW( Invalid_Argument ); 347 } 348 349 /* set up charmap */ 350 { 351 FT_String *charset_registry = face->charset_registry; 352 FT_String *charset_encoding = face->charset_encoding; 353 FT_Bool unicode_charmap = 0; 354 355 356 if ( charset_registry && charset_encoding ) 357 { 358 char* s = charset_registry; 359 360 361 /* Uh, oh, compare first letters manually to avoid dependency 362 on locales. */ 363 if ( ( s[0] == 'i' || s[0] == 'I' ) && 364 ( s[1] == 's' || s[1] == 'S' ) && 365 ( s[2] == 'o' || s[2] == 'O' ) ) 366 { 367 s += 3; 368 if ( !ft_strcmp( s, "10646" ) || 369 ( !ft_strcmp( s, "8859" ) && 370 !ft_strcmp( face->charset_encoding, "1" ) ) ) 371 unicode_charmap = 1; 372 /* another name for ASCII */ 373 else if ( !ft_strcmp( s, "646.1991" ) && 374 !ft_strcmp( face->charset_encoding, "IRV" ) ) 375 unicode_charmap = 1; 376 } 377 } 378 379 { 380 FT_CharMapRec charmap; 381 382 383 charmap.face = FT_FACE( face ); 384 charmap.encoding = FT_ENCODING_NONE; 385 /* initial platform/encoding should indicate unset status? */ 386 charmap.platform_id = TT_PLATFORM_APPLE_UNICODE; 387 charmap.encoding_id = TT_APPLE_ID_DEFAULT; 388 389 if ( unicode_charmap ) 390 { 391 charmap.encoding = FT_ENCODING_UNICODE; 392 charmap.platform_id = TT_PLATFORM_MICROSOFT; 393 charmap.encoding_id = TT_MS_ID_UNICODE_CS; 394 } 395 396 error = FT_CMap_New( &pcf_cmap_class, NULL, &charmap, NULL ); 397 } 398 } 399 400 Exit: 401 return error; 402 403 Fail: 404 FT_TRACE2(( " not a PCF file\n" )); 405 PCF_Face_Done( pcfface ); 406 error = FT_THROW( Unknown_File_Format ); /* error */ 407 goto Exit; 408 } 409 410 411 FT_CALLBACK_DEF( FT_Error ) PCF_Size_Select(FT_Size size,FT_ULong strike_index)412 PCF_Size_Select( FT_Size size, 413 FT_ULong strike_index ) 414 { 415 PCF_Accel accel = &( (PCF_Face)size->face )->accel; 416 417 418 FT_Select_Metrics( size->face, strike_index ); 419 420 size->metrics.ascender = accel->fontAscent * 64; 421 size->metrics.descender = -accel->fontDescent * 64; 422 size->metrics.max_advance = accel->maxbounds.characterWidth * 64; 423 424 return FT_Err_Ok; 425 } 426 427 428 FT_CALLBACK_DEF( FT_Error ) PCF_Size_Request(FT_Size size,FT_Size_Request req)429 PCF_Size_Request( FT_Size size, 430 FT_Size_Request req ) 431 { 432 PCF_Face face = (PCF_Face)size->face; 433 FT_Bitmap_Size* bsize = size->face->available_sizes; 434 FT_Error error = FT_ERR( Invalid_Pixel_Size ); 435 FT_Long height; 436 437 438 height = FT_REQUEST_HEIGHT( req ); 439 height = ( height + 32 ) >> 6; 440 441 switch ( req->type ) 442 { 443 case FT_SIZE_REQUEST_TYPE_NOMINAL: 444 if ( height == ( ( bsize->y_ppem + 32 ) >> 6 ) ) 445 error = FT_Err_Ok; 446 break; 447 448 case FT_SIZE_REQUEST_TYPE_REAL_DIM: 449 if ( height == ( face->accel.fontAscent + 450 face->accel.fontDescent ) ) 451 error = FT_Err_Ok; 452 break; 453 454 default: 455 error = FT_THROW( Unimplemented_Feature ); 456 break; 457 } 458 459 if ( error ) 460 return error; 461 else 462 return PCF_Size_Select( size, 0 ); 463 } 464 465 466 FT_CALLBACK_DEF( FT_Error ) PCF_Glyph_Load(FT_GlyphSlot slot,FT_Size size,FT_UInt glyph_index,FT_Int32 load_flags)467 PCF_Glyph_Load( FT_GlyphSlot slot, 468 FT_Size size, 469 FT_UInt glyph_index, 470 FT_Int32 load_flags ) 471 { 472 PCF_Face face = (PCF_Face)FT_SIZE_FACE( size ); 473 FT_Stream stream; 474 FT_Error error = FT_Err_Ok; 475 FT_Bitmap* bitmap = &slot->bitmap; 476 PCF_Metric metric; 477 FT_ULong bytes; 478 479 480 FT_TRACE1(( "PCF_Glyph_Load: glyph index %d\n", glyph_index )); 481 482 if ( !face ) 483 { 484 error = FT_THROW( Invalid_Face_Handle ); 485 goto Exit; 486 } 487 488 if ( glyph_index >= (FT_UInt)face->root.num_glyphs ) 489 { 490 error = FT_THROW( Invalid_Argument ); 491 goto Exit; 492 } 493 494 stream = face->root.stream; 495 496 metric = face->metrics + glyph_index; 497 498 bitmap->rows = (unsigned int)( metric->ascent + 499 metric->descent ); 500 bitmap->width = (unsigned int)( metric->rightSideBearing - 501 metric->leftSideBearing ); 502 bitmap->num_grays = 1; 503 bitmap->pixel_mode = FT_PIXEL_MODE_MONO; 504 505 switch ( PCF_GLYPH_PAD( face->bitmapsFormat ) ) 506 { 507 case 1: 508 bitmap->pitch = (int)( ( bitmap->width + 7 ) >> 3 ); 509 break; 510 511 case 2: 512 bitmap->pitch = (int)( ( ( bitmap->width + 15 ) >> 4 ) << 1 ); 513 break; 514 515 case 4: 516 bitmap->pitch = (int)( ( ( bitmap->width + 31 ) >> 5 ) << 2 ); 517 break; 518 519 case 8: 520 bitmap->pitch = (int)( ( ( bitmap->width + 63 ) >> 6 ) << 3 ); 521 break; 522 523 default: 524 return FT_THROW( Invalid_File_Format ); 525 } 526 527 slot->format = FT_GLYPH_FORMAT_BITMAP; 528 slot->bitmap_left = metric->leftSideBearing; 529 slot->bitmap_top = metric->ascent; 530 531 slot->metrics.horiAdvance = (FT_Pos)( metric->characterWidth * 64 ); 532 slot->metrics.horiBearingX = (FT_Pos)( metric->leftSideBearing * 64 ); 533 slot->metrics.horiBearingY = (FT_Pos)( metric->ascent * 64 ); 534 slot->metrics.width = (FT_Pos)( ( metric->rightSideBearing - 535 metric->leftSideBearing ) * 64 ); 536 slot->metrics.height = (FT_Pos)( bitmap->rows * 64 ); 537 538 ft_synthesize_vertical_metrics( &slot->metrics, 539 ( face->accel.fontAscent + 540 face->accel.fontDescent ) * 64 ); 541 542 if ( load_flags & FT_LOAD_BITMAP_METRICS_ONLY ) 543 goto Exit; 544 545 /* XXX: to do: are there cases that need repadding the bitmap? */ 546 bytes = (FT_ULong)bitmap->pitch * bitmap->rows; 547 548 error = ft_glyphslot_alloc_bitmap( slot, (FT_ULong)bytes ); 549 if ( error ) 550 goto Exit; 551 552 if ( FT_STREAM_SEEK( metric->bits ) || 553 FT_STREAM_READ( bitmap->buffer, bytes ) ) 554 goto Exit; 555 556 if ( PCF_BIT_ORDER( face->bitmapsFormat ) != MSBFirst ) 557 BitOrderInvert( bitmap->buffer, bytes ); 558 559 if ( ( PCF_BYTE_ORDER( face->bitmapsFormat ) != 560 PCF_BIT_ORDER( face->bitmapsFormat ) ) ) 561 { 562 switch ( PCF_SCAN_UNIT( face->bitmapsFormat ) ) 563 { 564 case 1: 565 break; 566 567 case 2: 568 TwoByteSwap( bitmap->buffer, bytes ); 569 break; 570 571 case 4: 572 FourByteSwap( bitmap->buffer, bytes ); 573 break; 574 } 575 } 576 577 Exit: 578 return error; 579 } 580 581 582 /* 583 * 584 * BDF SERVICE 585 * 586 */ 587 588 static FT_Error pcf_get_bdf_property(PCF_Face face,const char * prop_name,BDF_PropertyRec * aproperty)589 pcf_get_bdf_property( PCF_Face face, 590 const char* prop_name, 591 BDF_PropertyRec *aproperty ) 592 { 593 PCF_Property prop; 594 595 596 prop = pcf_find_property( face, prop_name ); 597 if ( prop ) 598 { 599 if ( prop->isString ) 600 { 601 aproperty->type = BDF_PROPERTY_TYPE_ATOM; 602 aproperty->u.atom = prop->value.atom; 603 } 604 else 605 { 606 if ( prop->value.l > 0x7FFFFFFFL || 607 prop->value.l < ( -1 - 0x7FFFFFFFL ) ) 608 { 609 FT_TRACE1(( "pcf_get_bdf_property:" 610 " too large integer 0x%lx is truncated\n", 611 prop->value.l )); 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