84 lines
2.3 KiB
C
84 lines
2.3 KiB
C
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/****************************************************************************
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*
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* ftmmtypes.h
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*
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* OpenType Variations type definitions for internal use
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* with the multi-masters service (specification).
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*
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* Copyright (C) 2022 by
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* David Turner, Robert Wilhelm, Werner Lemberg, George Williams, and
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* Dominik Röttsches.
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*
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* This file is part of the FreeType project, and may only be used,
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* modified, and distributed under the terms of the FreeType project
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* license, LICENSE.TXT. By continuing to use, modify, or distribute
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* this file you indicate that you have read the license and
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* understand and accept it fully.
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*
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*/
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#ifndef FTMMTYPES_H_
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#define FTMMTYPES_H_
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FT_BEGIN_HEADER
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typedef struct GX_ItemVarDataRec_
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{
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FT_UInt itemCount; /* number of delta sets per item */
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FT_UInt regionIdxCount; /* number of region indices in this data */
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FT_UInt* regionIndices; /* array of `regionCount' indices; */
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/* these index `varRegionList' */
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FT_Short* deltaSet; /* array of `itemCount' deltas */
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/* use `innerIndex' for this array */
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} GX_ItemVarDataRec, *GX_ItemVarData;
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/* contribution of one axis to a region */
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typedef struct GX_AxisCoordsRec_
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{
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FT_Fixed startCoord;
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FT_Fixed peakCoord; /* zero means no effect (factor = 1) */
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FT_Fixed endCoord;
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} GX_AxisCoordsRec, *GX_AxisCoords;
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typedef struct GX_VarRegionRec_
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{
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GX_AxisCoords axisList; /* array of axisCount records */
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} GX_VarRegionRec, *GX_VarRegion;
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/* item variation store */
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typedef struct GX_ItemVarStoreRec_
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{
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FT_UInt dataCount;
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GX_ItemVarData varData; /* array of dataCount records; */
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/* use `outerIndex' for this array */
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FT_UShort axisCount;
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FT_UInt regionCount; /* total number of regions defined */
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GX_VarRegion varRegionList;
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} GX_ItemVarStoreRec, *GX_ItemVarStore;
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typedef struct GX_DeltaSetIdxMapRec_
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{
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FT_ULong mapCount;
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FT_UInt* outerIndex; /* indices to item var data */
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FT_UInt* innerIndex; /* indices to delta set */
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} GX_DeltaSetIdxMapRec, *GX_DeltaSetIdxMap;
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FT_END_HEADER
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#endif /* FTMMTYPES_H_ */
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/* END */
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