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/****************************************************************************
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*
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* ftcid.h
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*
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* FreeType API for accessing CID font information (specification).
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*
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* Copyright (C) 2007-2019 by
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* Dereg Clegg and Michael Toftdal.
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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 FTCID_H_
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#define FTCID_H_
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#include <ft2build.h>
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#include FT_FREETYPE_H
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#ifdef FREETYPE_H
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#error "freetype.h of FreeType 1 has been loaded!"
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#error "Please fix the directory search order for header files"
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#error "so that freetype.h of FreeType 2 is found first."
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#endif
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FT_BEGIN_HEADER
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/**************************************************************************
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*
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* @section:
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* cid_fonts
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*
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* @title:
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* CID Fonts
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*
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* @abstract:
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* CID-keyed font-specific API.
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*
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* @description:
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* This section contains the declaration of CID-keyed font-specific
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* functions.
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*
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*/
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/**************************************************************************
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*
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* @function:
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* FT_Get_CID_Registry_Ordering_Supplement
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*
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* @description:
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* Retrieve the Registry/Ordering/Supplement triple (also known as the
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* "R/O/S") from a CID-keyed font.
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*
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* @input:
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* face ::
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* A handle to the input face.
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*
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* @output:
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* registry ::
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* The registry, as a C~string, owned by the face.
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*
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* ordering ::
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* The ordering, as a C~string, owned by the face.
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*
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* supplement ::
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* The supplement.
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*
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* @return:
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* FreeType error code. 0~means success.
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*
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* @note:
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* This function only works with CID faces, returning an error
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* otherwise.
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*
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* @since:
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* 2.3.6
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*/
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FT_EXPORT( FT_Error )
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FT_Get_CID_Registry_Ordering_Supplement( FT_Face face,
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const char* *registry,
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const char* *ordering,
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FT_Int *supplement );
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/**************************************************************************
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*
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* @function:
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* FT_Get_CID_Is_Internally_CID_Keyed
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*
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* @description:
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* Retrieve the type of the input face, CID keyed or not. In contrast
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* to the @FT_IS_CID_KEYED macro this function returns successfully also
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* for CID-keyed fonts in an SFNT wrapper.
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*
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* @input:
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* face ::
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* A handle to the input face.
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*
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* @output:
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* is_cid ::
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* The type of the face as an @FT_Bool.
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*
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* @return:
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* FreeType error code. 0~means success.
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*
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* @note:
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* This function only works with CID faces and OpenType fonts, returning
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* an error otherwise.
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*
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* @since:
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* 2.3.9
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*/
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FT_EXPORT( FT_Error )
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FT_Get_CID_Is_Internally_CID_Keyed( FT_Face face,
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FT_Bool *is_cid );
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/**************************************************************************
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*
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* @function:
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* FT_Get_CID_From_Glyph_Index
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*
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* @description:
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* Retrieve the CID of the input glyph index.
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*
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* @input:
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* face ::
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* A handle to the input face.
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*
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* glyph_index ::
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* The input glyph index.
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*
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* @output:
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* cid ::
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* The CID as an @FT_UInt.
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*
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* @return:
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* FreeType error code. 0~means success.
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*
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* @note:
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* This function only works with CID faces and OpenType fonts, returning
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* an error otherwise.
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*
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* @since:
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* 2.3.9
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*/
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FT_EXPORT( FT_Error )
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FT_Get_CID_From_Glyph_Index( FT_Face face,
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FT_UInt glyph_index,
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FT_UInt *cid );
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/* */
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FT_END_HEADER
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#endif /* FTCID_H_ */
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/* END */
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