diff options
Diffstat (limited to 'src/3rdparty/freetype/src/truetype/ttgxvar.h')
| -rw-r--r-- | src/3rdparty/freetype/src/truetype/ttgxvar.h | 102 |
1 files changed, 48 insertions, 54 deletions
diff --git a/src/3rdparty/freetype/src/truetype/ttgxvar.h b/src/3rdparty/freetype/src/truetype/ttgxvar.h index 17915f00d3..4fec980dcc 100644 --- a/src/3rdparty/freetype/src/truetype/ttgxvar.h +++ b/src/3rdparty/freetype/src/truetype/ttgxvar.h @@ -4,7 +4,7 @@ * * TrueType GX Font Variation loader (specification) * - * Copyright (C) 2004-2022 by + * Copyright (C) 2004-2023 by * David Turner, Robert Wilhelm, Werner Lemberg and George Williams. * * This file is part of the FreeType project, and may only be used, @@ -20,6 +20,7 @@ #define TTGXVAR_H_ +#include <freetype/internal/ftmmtypes.h> #include "ttobjs.h" @@ -62,55 +63,21 @@ FT_BEGIN_HEADER } GX_AVarSegmentRec, *GX_AVarSegment; - typedef struct GX_ItemVarDataRec_ - { - FT_UInt itemCount; /* number of delta sets per item */ - FT_UInt regionIdxCount; /* number of region indices in this data */ - FT_UInt* regionIndices; /* array of `regionCount' indices; */ - /* these index `varRegionList' */ - FT_Short* deltaSet; /* array of `itemCount' deltas */ - /* use `innerIndex' for this array */ - - } GX_ItemVarDataRec, *GX_ItemVarData; - - - /* contribution of one axis to a region */ - typedef struct GX_AxisCoordsRec_ - { - FT_Fixed startCoord; - FT_Fixed peakCoord; /* zero means no effect (factor = 1) */ - FT_Fixed endCoord; - - } GX_AxisCoordsRec, *GX_AxisCoords; - - - typedef struct GX_VarRegionRec_ - { - GX_AxisCoords axisList; /* array of axisCount records */ - - } GX_VarRegionRec, *GX_VarRegion; - - - /* item variation store */ - typedef struct GX_ItemVarStoreRec_ - { - FT_UInt dataCount; - GX_ItemVarData varData; /* array of dataCount records; */ - /* use `outerIndex' for this array */ - FT_UShort axisCount; - FT_UInt regionCount; /* total number of regions defined */ - GX_VarRegion varRegionList; - - } GX_ItemVarStoreRec, *GX_ItemVarStore; - - - typedef struct GX_DeltaSetIdxMapRec_ + /************************************************************************** + * + * @Struct: + * GX_AVarTableRec + * + * @Description: + * Data from the `avar' table. + */ + typedef struct GX_AVarTableRec_ { - FT_ULong mapCount; - FT_UInt* outerIndex; /* indices to item var data */ - FT_UInt* innerIndex; /* indices to delta set */ + GX_AVarSegment avar_segment; /* avar_segment[num_axis] */ + GX_ItemVarStoreRec itemStore; /* Item Variation Store */ + GX_DeltaSetIdxMapRec axisMap; /* Axis Mapping */ - } GX_DeltaSetIdxMapRec, *GX_DeltaSetIdxMap; + } GX_AVarTableRec, *GX_AVarTable; /************************************************************************** @@ -245,7 +212,7 @@ FT_BEGIN_HEADER * A Boolean; if set, FreeType tried to load (and parse) the `avar' * table. * - * avar_segment :: + * avar_table :: * Data from the `avar' table. * * hvar_loaded :: @@ -310,7 +277,7 @@ FT_BEGIN_HEADER /* normalized_stylecoords[num_namedstyles][num_axis] */ FT_Bool avar_loaded; - GX_AVarSegment avar_segment; /* avar_segment[num_axis] */ + GX_AVarTable avar_table; FT_Bool hvar_loaded; FT_Bool hvar_checked; @@ -376,6 +343,7 @@ FT_BEGIN_HEADER #define TTAG_wdth FT_MAKE_TAG( 'w', 'd', 't', 'h' ) #define TTAG_opsz FT_MAKE_TAG( 'o', 'p', 's', 'z' ) #define TTAG_slnt FT_MAKE_TAG( 's', 'l', 'n', 't' ) +#define TTAG_ital FT_MAKE_TAG( 'i', 't', 'a', 'l' ) FT_LOCAL( FT_Error ) @@ -412,11 +380,9 @@ FT_BEGIN_HEADER FT_LOCAL( FT_Error ) - TT_Vary_Apply_Glyph_Deltas( TT_Face face, - FT_UInt glyph_index, + TT_Vary_Apply_Glyph_Deltas( TT_Loader loader, FT_Outline* outline, - FT_Vector* unrounded, - FT_UInt n_points ); + FT_Vector* unrounded ); FT_LOCAL( FT_Error ) tt_hadvance_adjust( TT_Face face, @@ -431,6 +397,34 @@ FT_BEGIN_HEADER FT_LOCAL( void ) tt_apply_mvar( TT_Face face ); + + FT_LOCAL( FT_Error ) + tt_var_load_item_variation_store( TT_Face face, + FT_ULong offset, + GX_ItemVarStore itemStore ); + + FT_LOCAL( FT_Error ) + tt_var_load_delta_set_index_mapping( TT_Face face, + FT_ULong offset, + GX_DeltaSetIdxMap map, + GX_ItemVarStore itemStore, + FT_ULong table_len ); + + FT_LOCAL( FT_ItemVarDelta ) + tt_var_get_item_delta( TT_Face face, + GX_ItemVarStore itemStore, + FT_UInt outerIndex, + FT_UInt innerIndex ); + + FT_LOCAL( void ) + tt_var_done_item_variation_store( TT_Face face, + GX_ItemVarStore itemStore ); + + FT_LOCAL( void ) + tt_var_done_delta_set_index_map( TT_Face face, + GX_DeltaSetIdxMap deltaSetIdxMap ); + + FT_LOCAL( FT_Error ) tt_get_var_blend( TT_Face face, FT_UInt *num_coords, |