diff options
Diffstat (limited to 'src/sfnt/sfwoff2.h')
| -rw-r--r-- | src/sfnt/sfwoff2.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/sfnt/sfwoff2.h b/src/sfnt/sfwoff2.h index f7e7f43f6..0f8d4697c 100644 --- a/src/sfnt/sfwoff2.h +++ b/src/sfnt/sfwoff2.h @@ -28,6 +28,39 @@ FT_BEGIN_HEADER + /* Leave the first byte open to store flag_byte. */ +#define WOFF2_FLAGS_TRANSFORM 1 << 8 + +#define WOFF2_SFNT_HEADER_SIZE 12 +#define WOFF2_SFNT_ENTRY_SIZE 16 + + /* Suggested max size for output. */ +#define WOFF2_DEFAULT_MAX_SIZE 30 * 1024 * 1024 + + /* 98% of Google Fonts have no glyph above 5k bytes. */ +#define WOFF2_DEFAULT_GLYPH_BUF 5120 + + /* Composite glyph flags */ + /* See CompositeGlyph.java in `sfntly' for full definitions */ +#define FLAG_ARG_1_AND_2_ARE_WORDS 1 << 0 +#define FLAG_WE_HAVE_A_SCALE 1 << 3 +#define FLAG_MORE_COMPONENTS 1 << 5 +#define FLAG_WE_HAVE_AN_X_AND_Y_SCALE 1 << 6 +#define FLAG_WE_HAVE_A_TWO_BY_TWO 1 << 7 +#define FLAG_WE_HAVE_INSTRUCTIONS 1 << 8 + + /* Simple glyph flags */ +#define GLYF_ON_CURVE 1 << 0 +#define GLYF_X_SHORT 1 << 1 +#define GLYF_Y_SHORT 1 << 2 +#define GLYF_REPEAT 1 << 3 +#define GLYF_THIS_X_IS_SAME 1 << 4 +#define GLYF_THIS_Y_IS_SAME 1 << 5 + + /* Other constants */ +#define CONTOUR_OFFSET_END_POINT 10 + + FT_LOCAL( FT_Error ) woff2_open_font( FT_Stream stream, TT_Face face, |