diff options
Diffstat (limited to 'src/truetype/ttgxvar.h')
| -rw-r--r-- | src/truetype/ttgxvar.h | 82 |
1 files changed, 78 insertions, 4 deletions
diff --git a/src/truetype/ttgxvar.h b/src/truetype/ttgxvar.h index aa8f6ea59..956000c76 100644 --- a/src/truetype/ttgxvar.h +++ b/src/truetype/ttgxvar.h @@ -64,6 +64,64 @@ FT_BEGIN_HEADER /*************************************************************************/ /* */ /* <Struct> */ + /* GX_HVarRec */ + /* */ + /* <Description> */ + /* Data from the `HVAR' table. */ + /* */ + /* See similar variation store structures in cfftypes.h */ + /* */ + typedef struct GX_HVarData_ + { + FT_UInt itemCount; /* # delta sets per item */ + FT_UInt regionCount; /* # regions in this var data */ + FT_UInt* regionIndices; /* array of regionCount indices */ + /* these index the varRegionList */ + FT_Short* deltaSet; /* array of itemCount deltas */ + /* use innerIndex for this array */ + } GX_HVarDataRec, *GX_HVarData; + + typedef struct GX_AxisCoords_ /* contribution of one axis to a region */ + { + FT_Fixed startCoord; + FT_Fixed peakCoord; /* zero means no effect (factor = 1) */ + FT_Fixed endCoord; + } GX_AxisCoordsRec, *GX_AxisCoords; + + typedef struct GX_HVarRegion_ + { + GX_AxisCoords axisList; /* array of axisCount records */ + } GX_HVarRegionRec, *GX_HVarRegion; + + typedef struct GX_HVStoreRec_ /* HVAR item variation store */ + { + FT_UInt dataCount; + GX_HVarData varData; /* array of dataCount records */ + /* use outerIndex for this array */ + FT_UShort axisCount; + FT_UInt regionCount; /* total # regions defined */ + GX_HVarRegion varRegionList; + + } GX_HVStoreRec, *GX_HVStore; + + typedef struct GX_WidthMapRec_ + { + FT_UInt mapCount; + FT_UInt* outerIndex; /* indices to item var data */ + FT_UInt* innerIndex; /* indices to delta set */ + } GX_WidthMapRec, *GX_WidthMap; + + typedef struct GX_HVarRec_ + { + GX_HVStoreRec itemStore; /* Item Variation Store */ + GX_WidthMapRec widthMap; /* Advance Width Mapping */ + /* GX_LSBMap LsbMap; Not implemented */ + /* GX_RSBMap RsbMap; Not implemented */ + } GX_HVarTableRec, *GX_HVarTable; + + /*************************************************************************/ + /* */ + /* <Struct> */ /* GX_BlendRec */ /* */ /* <Description> */ @@ -89,6 +147,9 @@ FT_BEGIN_HEADER FT_Bool avar_checked; GX_AVarSegment avar_segment; + FT_Bool hvar_checked; + GX_HVarTable hvar_table; + FT_UInt tuplecount; /* shared tuples in `gvar' */ FT_Fixed* tuplecoords; /* tuplecoords[tuplecount][num_axis] */ @@ -143,20 +204,29 @@ FT_BEGIN_HEADER #define TTAG_slnt FT_MAKE_TAG( 's', 'l', 'n', 't' ) - FT_LOCAL( FT_Error ) + FT_EXPORT( FT_Error ) TT_Set_MM_Blend( TT_Face face, FT_UInt num_coords, FT_Fixed* coords ); - FT_LOCAL( FT_Error ) + FT_EXPORT( FT_Error ) TT_Set_Var_Design( TT_Face face, FT_UInt num_coords, FT_Fixed* coords ); - FT_LOCAL( FT_Error ) + FT_EXPORT( FT_Error ) TT_Get_MM_Var( TT_Face face, FT_MM_Var* *master ); + FT_EXPORT( FT_Error ) + TT_Get_Var_Design( TT_Face face, + FT_UInt num_coords, + FT_Fixed* coords ); + + FT_EXPORT( FT_Error ) + TT_Get_Var_Blend( TT_Face face, + FT_UInt num_coords, + FT_Fixed* coords ); FT_LOCAL( FT_Error ) tt_face_vary_cvt( TT_Face face, @@ -169,8 +239,12 @@ FT_BEGIN_HEADER FT_Outline* outline, FT_UInt n_points ); + FT_EXPORT( void ) + tt_adjust_advance( TT_Face face, + FT_UInt gindex, + FT_UShort *aadvance ); - FT_LOCAL( void ) + FT_EXPORT( void ) tt_done_blend( FT_Memory memory, GX_Blend blend ); |