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@ -25,17 +25,19 @@ typedef uint32_t hb_tag_t; |
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*/ |
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#define DEFINE_INT_TYPE1(NAME, TYPE, BIG_ENDIAN) \ |
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struct NAME { \
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inline NAME (void) { v = 0; } \
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explicit inline NAME (TYPE i) { v = BIG_ENDIAN(i); } \
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inline NAME& operator = (TYPE i) { v = BIG_ENDIAN(i); return *this; } \
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inline operator TYPE(void) const { return BIG_ENDIAN(v); } \
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inline bool operator== (NAME o) const { return v == o.v; } \
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private: TYPE v; \
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} |
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public: |
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#define DEFINE_INT_TYPE0(NAME, type) DEFINE_INT_TYPE1 (NAME, type, hb_be_##type) |
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#define DEFINE_INT_TYPE(NAME, u, w) DEFINE_INT_TYPE0 (NAME, u##int##w##_t) |
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#define DEFINE_INT_TYPE_STRUCT(NAME, u, w) \ |
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struct NAME { \
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DEFINE_INT_TYPE(NAME, u, w) \
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} |
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/*
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* Array types |
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@ -119,16 +121,16 @@ struct NAME { \ |
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* All OpenType fonts use Motorola-style byte ordering (Big Endian):" */ |
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DEFINE_INT_TYPE (BYTE, u, 8); /* 8-bit unsigned integer. */ |
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DEFINE_INT_TYPE (CHAR, , 8); /* 8-bit signed integer. */ |
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DEFINE_INT_TYPE (USHORT, u, 16); /* 16-bit unsigned integer. */ |
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DEFINE_INT_TYPE (SHORT, , 16); /* 16-bit signed integer. */ |
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DEFINE_INT_TYPE (ULONG, u, 32); /* 32-bit unsigned integer. */ |
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DEFINE_INT_TYPE (LONG, , 32); /* 32-bit signed integer. */ |
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DEFINE_INT_TYPE_STRUCT (BYTE, u, 8); /* 8-bit unsigned integer. */ |
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DEFINE_INT_TYPE_STRUCT (CHAR, , 8); /* 8-bit signed integer. */ |
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DEFINE_INT_TYPE_STRUCT (USHORT, u, 16); /* 16-bit unsigned integer. */ |
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DEFINE_INT_TYPE_STRUCT (SHORT, , 16); /* 16-bit signed integer. */ |
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DEFINE_INT_TYPE_STRUCT (ULONG, u, 32); /* 32-bit unsigned integer. */ |
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DEFINE_INT_TYPE_STRUCT (LONG, , 32); /* 32-bit signed integer. */ |
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/* Date represented in number of seconds since 12:00 midnight, January 1,
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* 1904. The value is represented as a signed 64-bit integer. */ |
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DEFINE_INT_TYPE (LONGDATETIME, , 64); |
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DEFINE_INT_TYPE_STRUCT (LONGDATETIME, , 64); |
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/* 32-bit signed fixed-point number (16.16) */ |
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struct Fixed : LONG { |
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@ -169,13 +171,10 @@ struct Tag { |
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}; |
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/* Glyph index number, same as uint16 (length = 16 bits) */ |
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//struct GlyphID : USHORT {
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//};
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DEFINE_INT_TYPE (GlyphID, u, 16); /* 16-bit unsigned integer. */ |
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DEFINE_INT_TYPE_STRUCT (GlyphID, u, 16); |
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/* Offset to a table, same as uint16 (length = 16 bits), NULL offset = 0x0000 */ |
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struct Offset : USHORT { |
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}; |
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DEFINE_INT_TYPE_STRUCT (Offset, u, 16); |
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/* CheckSum */ |
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struct CheckSum : ULONG { |
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@ -462,7 +461,7 @@ struct CoverageFormat1 { |
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* order. glyphCount entries long */ |
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}; |
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struct RangeRecord { |
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struct CoverageRangeRecord { |
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inline unsigned int get_coverage (uint16_t glyph_id) const { |
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if (glyph_id >= start && glyph_id <= end) |
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return startCoverageIndex + (glyph_id - start); |
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@ -476,8 +475,8 @@ struct RangeRecord { |
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}; |
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struct CoverageFormat2 { |
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/* RangeRecords, in sorted numerical start order */ |
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DEFINE_ARRAY_TYPE (RangeRecord, rangeRecord, rangeCount); |
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/* CoverageRangeRecords, in sorted numerical start order */ |
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DEFINE_ARRAY_TYPE (CoverageRangeRecord, rangeRecord, rangeCount); |
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inline unsigned int get_coverage (uint16_t glyph_id) const { |
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// TODO: bsearch
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@ -490,8 +489,8 @@ struct CoverageFormat2 { |
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} |
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USHORT coverageFormat; /* Format identifier--format = 2 */ |
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USHORT rangeCount; /* Number of RangeRecords */ |
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RangeRecord rangeRecord[]; /* Array of glyph ranges--ordered by
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USHORT rangeCount; /* Number of CoverRangeRecords */ |
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CoverRangeRecord rangeRecord[]; /* Array of glyph ranges--ordered by
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* Start GlyphID. rangeCount entries |
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* long */ |
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}; |
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