diff options
Diffstat (limited to 'src/sfnt/ttcolr.c')
| -rw-r--r-- | src/sfnt/ttcolr.c | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/src/sfnt/ttcolr.c b/src/sfnt/ttcolr.c index 34accddb3..bd478ab9b 100644 --- a/src/sfnt/ttcolr.c +++ b/src/sfnt/ttcolr.c @@ -49,6 +49,17 @@ #define COLR_HEADER_SIZE 14U + typedef enum FT_PaintFormat_Internal_ + { + FT_COLR_PAINTFORMAT_INTERNAL_SCALE_CENTER = 18, + FT_COLR_PAINTFORMAT_INTERNAL_SCALE_UNIFORM = 20, + FT_COLR_PAINTFORMAT_INTERNAL_SCALE_UNIFORM_CENTER = 22, + FT_COLR_PAINTFORMAT_INTERNAL_ROTATE_CENTER = 26, + FT_COLR_PAINTFORMAT_INTERNAL_SKEW_CENTER = 30 + + } FT_PaintFormat_Internal; + + typedef struct BaseGlyphRecord_ { FT_UShort gid; @@ -561,6 +572,53 @@ return 1; } + else if ( apaint->format == + FT_COLR_PAINTFORMAT_SCALE || + (FT_PaintFormat_Internal)apaint->format == + FT_COLR_PAINTFORMAT_INTERNAL_SCALE_CENTER || + (FT_PaintFormat_Internal)apaint->format == + FT_COLR_PAINTFORMAT_INTERNAL_SCALE_UNIFORM || + (FT_PaintFormat_Internal)apaint->format == + FT_COLR_PAINTFORMAT_INTERNAL_SCALE_UNIFORM_CENTER ) + { + apaint->u.scale.paint.p = child_table_p; + apaint->u.scale.paint.insert_root_transform = 0; + + /* All scale paints get at least one scale value. */ + apaint->u.scale.scale_x = FT_NEXT_LONG( p ); + + /* Non-uniform ones read an extra y value. */ + if ( apaint->format == + FT_COLR_PAINTFORMAT_SCALE || + (FT_PaintFormat_Internal)apaint->format == + FT_COLR_PAINTFORMAT_INTERNAL_SCALE_CENTER ) + apaint->u.scale.scale_y = FT_NEXT_LONG( p ); + else + apaint->u.scale.scale_y = apaint->u.scale.scale_x; + + /* Scale paints that have a center read center coordinates, */ + /* otherwise the center is (0,0). */ + if ( (FT_PaintFormat_Internal)apaint->format == + FT_COLR_PAINTFORMAT_INTERNAL_SCALE_CENTER || + (FT_PaintFormat_Internal)apaint->format == + FT_COLR_PAINTFORMAT_INTERNAL_SCALE_UNIFORM_CENTER ) + { + apaint->u.scale.center_x = FT_NEXT_LONG ( p ); + apaint->u.scale.center_y = FT_NEXT_LONG ( p ); + } + else + { + apaint->u.scale.center_x = 0; + apaint->u.scale.center_y = 0; + } + + /* FT 'COLR' v1 API output format always returns fully defined */ + /* structs; we thus set the format to the public API value. */ + apaint->format = FT_COLR_PAINTFORMAT_SCALE; + + return 1; + } + else if ( apaint->format == FT_COLR_PAINTFORMAT_ROTATE ) { apaint->u.rotate.paint.p = child_table_p; |