ftbase.h (2651B)
1 /**************************************************************************** 2 * 3 * ftbase.h 4 * 5 * Private functions used in the `base' module (specification). 6 * 7 * Copyright (C) 2008-2025 by 8 * David Turner, Robert Wilhelm, Werner Lemberg, and suzuki toshiya. 9 * 10 * This file is part of the FreeType project, and may only be used, 11 * modified, and distributed under the terms of the FreeType project 12 * license, LICENSE.TXT. By continuing to use, modify, or distribute 13 * this file you indicate that you have read the license and 14 * understand and accept it fully. 15 * 16 */ 17 18 19 #ifndef FTBASE_H_ 20 #define FTBASE_H_ 21 22 23 #include <freetype/internal/ftobjs.h> 24 25 26 FT_BEGIN_HEADER 27 28 29 FT_DECLARE_GLYPH( ft_bitmap_glyph_class ) 30 FT_DECLARE_GLYPH( ft_outline_glyph_class ) 31 FT_DECLARE_GLYPH( ft_svg_glyph_class ) 32 33 34 #ifdef FT_CONFIG_OPTION_MAC_FONTS 35 36 /* MacOS resource fork cannot exceed 16MB at least for Carbon code; */ 37 /* see https://jeffpar.github.io/kbarchive/kb/130/Q130437/ */ 38 #define FT_MAC_RFORK_MAX_LEN 0x00FFFFFFUL 39 40 41 /* Assume the stream is sfnt-wrapped PS Type1 or sfnt-wrapped CID-keyed */ 42 /* font, and try to load a face specified by the face_index. */ 43 FT_LOCAL( FT_Error ) 44 open_face_PS_from_sfnt_stream( FT_Library library, 45 FT_Stream stream, 46 FT_Long face_index, 47 FT_Int num_params, 48 FT_Parameter *params, 49 FT_Face *aface ); 50 51 52 /* Create a new FT_Face given a buffer and a driver name. */ 53 /* From ftmac.c. */ 54 FT_LOCAL( FT_Error ) 55 open_face_from_buffer( FT_Library library, 56 FT_Byte* base, 57 FT_ULong size, 58 FT_Long face_index, 59 const char* driver_name, 60 FT_Face *aface ); 61 62 63 #if defined( FT_CONFIG_OPTION_GUESSING_EMBEDDED_RFORK ) && \ 64 !defined( FT_MACINTOSH ) 65 /* Mac OS X/Darwin kernel often changes recommended method to access */ 66 /* the resource fork and older methods makes the kernel issue the */ 67 /* warning of deprecated method. To calm it down, the methods based */ 68 /* on Darwin VFS should be grouped and skip the rest methods after */ 69 /* the case the resource is opened but found to lack a font in it. */ 70 FT_LOCAL( FT_Bool ) 71 ft_raccess_rule_by_darwin_vfs( FT_Library library, FT_UInt rule_index ); 72 #endif 73 74 #endif /* FT_CONFIG_OPTION_MAC_FONTS */ 75 76 77 FT_END_HEADER 78 79 #endif /* FTBASE_H_ */ 80 81 82 /* END */