| 1 | /***************************************************************************/ |
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| 2 | /* */ |
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| 3 | /* ftcid.c */ |
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| 4 | /* */ |
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| 5 | /* FreeType API for accessing CID font information. */ |
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| 6 | /* */ |
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| 7 | /* Copyright 2007, 2009 by Derek Clegg, Michael Toftdal. */ |
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| 8 | /* */ |
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| 9 | /* This file is part of the FreeType project, and may only be used, */ |
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| 10 | /* modified, and distributed under the terms of the FreeType project */ |
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| 11 | /* license, LICENSE.TXT. By continuing to use, modify, or distribute */ |
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| 12 | /* this file you indicate that you have read the license and */ |
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| 13 | /* understand and accept it fully. */ |
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| 14 | /* */ |
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| 15 | /***************************************************************************/ |
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| 16 | |
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| 17 | |
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| 18 | #include <ft2build.h> |
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| 19 | #include FT_CID_H |
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| 20 | #include FT_INTERNAL_OBJECTS_H |
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| 21 | #include FT_SERVICE_CID_H |
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| 22 | |
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| 23 | |
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| 24 | /* documentation is in ftcid.h */ |
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| 25 | |
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| 26 | FT_EXPORT_DEF( FT_Error ) |
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| 27 | FT_Get_CID_Registry_Ordering_Supplement( FT_Face face, |
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| 28 | const char* *registry, |
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| 29 | const char* *ordering, |
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| 30 | FT_Int *supplement) |
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| 31 | { |
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| 32 | FT_Error error; |
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| 33 | const char* r = NULL; |
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| 34 | const char* o = NULL; |
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| 35 | FT_Int s = 0; |
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| 36 | |
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| 37 | |
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| 38 | error = FT_Err_Invalid_Argument; |
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| 39 | |
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| 40 | if ( face ) |
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| 41 | { |
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| 42 | FT_Service_CID service; |
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| 43 | |
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| 44 | |
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| 45 | FT_FACE_FIND_SERVICE( face, service, CID ); |
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| 46 | |
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| 47 | if ( service && service->get_ros ) |
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| 48 | error = service->get_ros( face, &r, &o, &s ); |
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| 49 | } |
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| 50 | |
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| 51 | if ( registry ) |
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| 52 | *registry = r; |
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| 53 | |
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| 54 | if ( ordering ) |
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| 55 | *ordering = o; |
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| 56 | |
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| 57 | if ( supplement ) |
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| 58 | *supplement = s; |
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| 59 | |
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| 60 | return error; |
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| 61 | } |
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| 62 | |
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| 63 | |
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| 64 | FT_EXPORT_DEF( FT_Error ) |
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| 65 | FT_Get_CID_Is_Internally_CID_Keyed( FT_Face face, |
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| 66 | FT_Bool *is_cid ) |
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| 67 | { |
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| 68 | FT_Error error = FT_Err_Invalid_Argument; |
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| 69 | FT_Bool ic = 0; |
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| 70 | |
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| 71 | |
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| 72 | if ( face ) |
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| 73 | { |
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| 74 | FT_Service_CID service; |
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| 75 | |
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| 76 | |
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| 77 | FT_FACE_FIND_SERVICE( face, service, CID ); |
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| 78 | |
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| 79 | if ( service && service->get_is_cid ) |
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| 80 | error = service->get_is_cid( face, &ic); |
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| 81 | } |
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| 82 | |
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| 83 | if ( is_cid ) |
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| 84 | *is_cid = ic; |
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| 85 | |
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| 86 | return error; |
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| 87 | } |
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| 88 | |
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| 89 | |
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| 90 | FT_EXPORT_DEF( FT_Error ) |
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| 91 | FT_Get_CID_From_Glyph_Index( FT_Face face, |
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| 92 | FT_UInt glyph_index, |
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| 93 | FT_UInt *cid ) |
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| 94 | { |
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| 95 | FT_Error error = FT_Err_Invalid_Argument; |
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| 96 | FT_UInt c = 0; |
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| 97 | |
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| 98 | |
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| 99 | if ( face ) |
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| 100 | { |
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| 101 | FT_Service_CID service; |
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| 102 | |
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| 103 | |
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| 104 | FT_FACE_FIND_SERVICE( face, service, CID ); |
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| 105 | |
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| 106 | if ( service && service->get_cid_from_glyph_index ) |
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| 107 | error = service->get_cid_from_glyph_index( face, glyph_index, &c); |
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| 108 | } |
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| 109 | |
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| 110 | if ( cid ) |
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| 111 | *cid = c; |
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| 112 | |
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| 113 | return error; |
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| 114 | } |
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| 115 | |
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| 116 | |
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| 117 | /* END */ |
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