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      1 /***************************************************************************
      2 *
      3 *   Copyright (C) 1998-2008, International Business Machines
      4 *   Corporation and others.  All Rights Reserved.
      5 *
      6 ************************************************************************/
      7 
      8 #ifndef __SFNT_H
      9 #define __SFNT_H
     10 
     11 #include "LETypes.h"
     12 
     13 U_NAMESPACE_USE
     14 
     15 #ifndef ANY_NUMBER
     16 #define ANY_NUMBER 1
     17 #endif
     18 
     19 struct DirectoryEntry
     20 {
     21     le_uint32   tag;
     22     le_uint32   checksum;
     23     le_uint32   offset;
     24     le_uint32   length;
     25 };
     26 
     27 #ifndef XP_CPLUSPLUS
     28 typedef struct DirectoryEntry DirectoryEntry;
     29 #endif
     30 
     31 struct SFNTDirectory
     32 {
     33     le_uint32       scalerType;
     34     le_uint16       numTables;
     35     le_uint16       searchRange;
     36     le_uint16       entrySelector;
     37     le_uint16       rangeShift;
     38     DirectoryEntry  tableDirectory[ANY_NUMBER];
     39 };
     40 
     41 #ifndef XP_CPLUSPLUS
     42 typedef struct SFNTDirectory SFNTDirectory;
     43 #endif
     44 
     45 
     46 struct CMAPEncodingSubtableHeader
     47 {
     48     le_uint16   platformID;
     49     le_uint16   platformSpecificID;
     50     le_uint32   encodingOffset;
     51 };
     52 
     53 #ifndef XP_CPLUSPLUS
     54 typedef struct CMAPEncodingSubtableHeader CMAPEncodingSubtableHeader;
     55 #endif
     56 
     57 struct CMAPTable
     58 {
     59     le_uint16   version;
     60     le_uint16   numberSubtables;
     61     CMAPEncodingSubtableHeader encodingSubtableHeaders[ANY_NUMBER];
     62 };
     63 
     64 #ifndef XP_CPLUSPLUS
     65 typedef struct CMAPTable CMAPTable;
     66 #endif
     67 
     68 struct CMAPEncodingSubtable
     69 {
     70     le_uint16   format;
     71     le_uint16   length;
     72     le_uint16   language;
     73 };
     74 
     75 #ifndef XP_CPLUSPLUS
     76 typedef struct CMAPEncodingSubtable CMAPEncodingSubtable;
     77 #endif
     78 
     79 #ifdef XP_CPLUSPLUS
     80 struct CMAPFormat0Encoding : CMAPEncodingSubtable
     81 {
     82     le_uint8    glyphIndexArray[256];
     83 };
     84 #else
     85 struct CMAPFormat0Encoding
     86 {
     87 	CMAPEncodingSubtable base;
     88 
     89 	le_uint8 glyphIndexArray[256];
     90 };
     91 
     92 typedef struct CMAPFormat0Encoding CMAPFormat0Encoding;
     93 #endif
     94 
     95 struct CMAPFormat2Subheader
     96 {
     97     le_uint16   firstCode;
     98     le_uint16   entryCount;
     99     le_int16    idDelta;
    100     le_uint16   idRangeOffset;
    101 };
    102 
    103 #ifndef XP_CPLUSPLUS
    104 typedef struct CMAPFormat2Subheader CMAPFormat2Subheader;
    105 #endif
    106 
    107 #ifdef XP_CPLUSPLUS
    108 struct CMAPFormat2Encoding : CMAPEncodingSubtable
    109 {
    110     le_uint16  subHeadKeys[256];
    111     CMAPFormat2Subheader subheaders[ANY_NUMBER];
    112 };
    113 #else
    114 struct CMAPFormat2Encoding
    115 {
    116 	CMAPEncodingSubtable base;
    117 
    118     le_uint16  subHeadKeys[256];
    119     CMAPFormat2Subheader subheaders[ANY_NUMBER];
    120 };
    121 
    122 typedef struct CMAPFormat2Encoding CMAPFormat2Encoding;
    123 #endif
    124 
    125 #ifdef XP_CPLUSPLUS
    126 struct CMAPFormat4Encoding : CMAPEncodingSubtable
    127 {
    128     le_uint16   segCountX2;
    129     le_uint16   searchRange;
    130     le_uint16   entrySelector;
    131     le_uint16   rangeShift;
    132     le_uint16   endCodes[ANY_NUMBER];
    133 /*
    134     le_uint16   reservedPad;
    135     le_uint16   startCodes[ANY_NUMBER];
    136     le_uint16   idDelta[ANY_NUMBER];
    137     le_uint16   idRangeOffset[ANY_NUMBER];
    138     le_uint16   glyphIndexArray[ANY_NUMBER];
    139 */
    140 };
    141 #else
    142 struct CMAPFormat4Encoding
    143 {
    144 	CMAPEncodingSubtable base;
    145 
    146     le_uint16   segCountX2;
    147     le_uint16   searchRange;
    148     le_uint16   entrySelector;
    149     le_uint16   rangeShift;
    150     le_uint16   endCodes[ANY_NUMBER];
    151 /*
    152 //  le_uint16   reservedPad;
    153 //  le_uint16   startCodes[ANY_NUMBER];
    154 //  le_uint16   idDelta[ANY_NUMBER];
    155 //  le_uint16   idRangeOffset[ANY_NUMBER];
    156 //  le_uint16   glyphIndexArray[ANY_NUMBER];
    157 */
    158 };
    159 
    160 typedef struct CMAPFormat4Encoding CMAPFormat4Encoding;
    161 #endif
    162 
    163 #ifdef XP_CPLUSPLUS
    164 struct CMAPFormat6Encoding : CMAPEncodingSubtable
    165 {
    166     le_uint16   firstCode;
    167     le_uint16   entryCount;
    168     le_uint16   glyphIndexArray[ANY_NUMBER];
    169 };
    170 #else
    171 struct CMAPFormat6Encoding
    172 {
    173 	CMAPEncodingSubtable base;
    174 
    175     le_uint16   firstCode;
    176     le_uint16   entryCount;
    177     le_uint16   glyphIndexArray[ANY_NUMBER];
    178 };
    179 
    180 typedef struct CMAPFormat6Encoding CMAPFormat6Encoding;
    181 #endif
    182 
    183 struct CMAPEncodingSubtable32
    184 {
    185     le_uint32   format;
    186     le_uint32   length;
    187     le_uint32   language;
    188 };
    189 
    190 #ifndef XP_CPLUSPLUS
    191 typedef struct CMAPEncodingSubtable32 CMAPEncodingSubtable32;
    192 #endif
    193 
    194 struct CMAPGroup
    195 {
    196     le_uint32   startCharCode;
    197     le_uint32   endCharCode;
    198     le_uint32   startGlyphCode;
    199 };
    200 
    201 #ifndef XP_CPLUSPLUS
    202 typedef struct CMAPGroup CMAPGroup;
    203 #endif
    204 
    205 #ifdef XP_CPLUSPLUS
    206 struct CMAPFormat8Encoding : CMAPEncodingSubtable32
    207 {
    208     le_uint32   is32[65536/32];
    209     le_uint32   nGroups;
    210     CMAPGroup   groups[ANY_NUMBER];
    211 };
    212 #else
    213 struct CMAPFormat8Encoding
    214 {
    215 	CMAPEncodingSubtable32 base;
    216 
    217     le_uint32   is32[65536/32];
    218     le_uint32   nGroups;
    219     CMAPGroup   groups[ANY_NUMBER];
    220 };
    221 
    222 typedef struct CMAPFormat8Encoding CMAPFormat8Encoding;
    223 #endif
    224 
    225 #ifdef XP_CPLUSPLUS
    226 struct CMAPFormat10Encoding : CMAPEncodingSubtable32
    227 {
    228     le_uint32   startCharCode;
    229     le_uint32   numCharCodes;
    230     le_uint16   glyphs[ANY_NUMBER];
    231 };
    232 #else
    233 struct CMAPFormat10Encoding
    234 {
    235 	CMAPEncodingSubtable32 base;
    236 
    237     le_uint32   startCharCode;
    238     le_uint32   numCharCodes;
    239     le_uint16   glyphs[ANY_NUMBER];
    240 };
    241 
    242 typedef struct CMAPFormat10Encoding CMAPFormat10Encoding;
    243 #endif
    244 
    245 #ifdef XP_CPLUSPLUS
    246 struct CMAPFormat12Encoding : CMAPEncodingSubtable32
    247 {
    248     le_uint32   nGroups;
    249     CMAPGroup   groups[ANY_NUMBER];
    250 };
    251 #else
    252 struct CMAPFormat12Encoding
    253 {
    254 	CMAPEncodingSubtable32 base;
    255 
    256     le_uint32   nGroups;
    257     CMAPGroup   groups[ANY_NUMBER];
    258 };
    259 
    260 typedef struct CMAPFormat12Encoding CMAPFormat12Encoding;
    261 #endif
    262 
    263 typedef le_int32 fixed;
    264 
    265 struct BigDate
    266 {
    267     le_uint32   bc;
    268     le_uint32   ad;
    269 };
    270 
    271 #ifndef XP_CPLUSPLUS
    272 typedef struct BigDate BigDate;
    273 #endif
    274 
    275 struct HEADTable
    276 {
    277     fixed       version;
    278     fixed       fontRevision;
    279     le_uint32   checksumAdjustment;
    280     le_uint32   magicNumber;
    281     le_uint16   flags;
    282     le_uint16   unitsPerEm;
    283     BigDate     created;
    284     BigDate     modified;
    285     le_int16    xMin;
    286     le_int16    yMin;
    287     le_int16    xMax;
    288     le_int16    yMax;
    289     le_int16    lowestRecPPEM;
    290     le_int16    fontDirectionHint;
    291     le_int16    indexToLocFormat;
    292     le_int16    glyphDataFormat;
    293 };
    294 
    295 #ifndef XP_CPLUSPLUS
    296 typedef struct HEADTable HEADTable;
    297 #endif
    298 
    299 struct MAXPTable
    300 {
    301     fixed       version;
    302     le_uint16   numGlyphs;
    303     le_uint16   maxPoints;
    304     le_uint16   maxContours;
    305     le_uint16   maxComponentPoints;
    306     le_uint16   maxComponentContours;
    307     le_uint16   maxZones;
    308     le_uint16   maxTwilightPoints;
    309     le_uint16   maxStorage;
    310     le_uint16   maxFunctionDefs;
    311     le_uint16   maxInstructionDefs;
    312     le_uint16   maxStackElements;
    313     le_uint16   maxSizeOfInstructions;
    314     le_uint16   maxComponentElements;
    315     le_uint16   maxComponentDepth;
    316 };
    317 
    318 #ifndef XP_CPLUSPLUS
    319 typedef struct MAXPTable MAXPTable;
    320 #endif
    321 
    322 struct HHEATable
    323 {
    324     fixed       version;
    325     le_int16    ascent;
    326     le_int16    descent;
    327     le_int16    lineGap;
    328     le_uint16   advanceWidthMax;
    329     le_int16    minLeftSideBearing;
    330     le_int16    minRightSideBearing;
    331     le_int16    xMaxExtent;
    332     le_int16    caretSlopeRise;
    333     le_int16    caretSlopeRun;
    334     le_int16    caretOffset;
    335     le_int16    reserved1;
    336     le_int16    reserved2;
    337     le_int16    reserved3;
    338     le_int16    reserved4;
    339     le_int16    metricDataFormat;
    340     le_uint16   numOfLongHorMetrics;
    341 };
    342 
    343 #ifndef XP_CPLUSPLUS
    344 typedef struct HHEATable HHEATable;
    345 #endif
    346 
    347 struct LongHorMetric
    348 {
    349     le_uint16   advanceWidth;
    350     le_int16    leftSideBearing;
    351 };
    352 
    353 #ifndef XP_CPLUSPLUS
    354 typedef struct LongHorMetric LongHorMetric;
    355 #endif
    356 
    357 struct HMTXTable
    358 {
    359     LongHorMetric hMetrics[ANY_NUMBER];       /* ANY_NUMBER = numOfLongHorMetrics from hhea table */
    360 /* le_int16        leftSideBearing[ANY_NUMBER];  ANY_NUMBER = numGlyphs - numOfLongHorMetrics     */
    361 };
    362 
    363 #ifndef XP_CPLUSPLUS
    364 typedef struct HMTXTable HMTXTable;
    365 #endif
    366 
    367 enum PlatformID
    368 {
    369     PLATFORM_UNICODE = 0,
    370     PLATFORM_MACINTOSH = 1,
    371     PLATFORM_ISO       = 2,
    372     PLATFORM_MICROSOFT = 3,
    373     PLATFORM_CUSTOM    = 4
    374 };
    375 
    376 enum MacintoshEncodingID
    377 {
    378     MACINTOSH_ROMAN = 0
    379 };
    380 
    381 enum MacintoshLanguageID
    382 {
    383     MACINTOSH_ENGLISH = 0
    384 };
    385 
    386 enum MicrosoftEncodingID
    387 {
    388     MICROSOFT_UNICODE_BMP  =  1,
    389     MICROSOFT_UNICODE_FULL = 10
    390 };
    391 
    392 enum MicrosoftLanguageID
    393 {
    394     MICROSOFT_ENGLISH = 0x409
    395 };
    396 
    397 enum NameID
    398 {
    399     NAME_COPYRIGHT_NOTICE     = 0,
    400     NAME_FONT_FAMILY          = 1,
    401     NAME_FONT_SUB_FAMILY      = 2,
    402     NAME_UNIQUE_FONT_ID       = 3,
    403     NAME_FULL_FONT_NAME       = 4,
    404     NAME_VERSION_STRING       = 5,
    405     NAME_POSTSCRIPT_NAME      = 6,
    406     NAME_TRADEMARK            = 7,
    407     NAME_MANUFACTURER         = 8,
    408     NAME_DESIGNER             = 9,
    409     NAME_DESCRIPTION          = 10,
    410     NAME_VENDOR_URL           = 11,
    411     NAME_DESIGNER_URL         = 12,
    412     NAME_LICENSE_DESCRIPTION  = 13,
    413     NAME_LICENSE_URL          = 14,
    414     NAME_RESERVED             = 15,
    415     NAME_PREFERRED_FAMILY     = 16,
    416     NAME_PREFERRED_SUB_FAMILY = 17,
    417     NAME_COMPATIBLE_FULL      = 18,
    418     NAME_SAMPLE_TEXT          = 19,
    419     NAME_POSTSCRIPT_CID       = 20
    420 };
    421 
    422 struct NameRecord
    423 {
    424     le_uint16 platformID;
    425     le_uint16 encodingID;
    426     le_uint16 languageID;
    427     le_uint16 nameID;
    428     le_uint16 length;
    429     le_uint16 offset;
    430 };
    431 
    432 #ifndef XP_CPLUSPLUS
    433 typedef struct NameRecord NameRecord;
    434 #endif
    435 
    436 struct NAMETable
    437 {
    438     le_uint16 version;
    439     le_uint16 count;
    440     le_uint16 stringOffset;
    441     NameRecord nameRecords[ANY_NUMBER];
    442 };
    443 
    444 #ifndef XP_CPLUSPLUS
    445 typedef struct NAMETable NAMETable;
    446 #endif
    447 
    448 #endif
    449 
    450