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+/****************************************************************************
+ *
+ * t1types.h
+ *
+ * Basic Type1/Type2 type definitions and interface (specification
+ * only).
+ *
+ * Copyright (C) 1996-2023 by
+ * David Turner, Robert Wilhelm, and Werner Lemberg.
+ *
+ * This file is part of the FreeType project, and may only be used,
+ * modified, and distributed under the terms of the FreeType project
+ * license, LICENSE.TXT. By continuing to use, modify, or distribute
+ * this file you indicate that you have read the license and
+ * understand and accept it fully.
+ *
+ */
+
+
+#ifndef T1TYPES_H_
+#define T1TYPES_H_
+
+
+#include <freetype/t1tables.h>
+#include <freetype/internal/pshints.h>
+#include <freetype/internal/ftserv.h>
+#include <freetype/internal/fthash.h>
+#include <freetype/internal/services/svpscmap.h>
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*** ***/
+ /*** ***/
+ /*** REQUIRED TYPE1/TYPE2 TABLES DEFINITIONS ***/
+ /*** ***/
+ /*** ***/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /**************************************************************************
+ *
+ * @struct:
+ * T1_EncodingRec
+ *
+ * @description:
+ * A structure modeling a custom encoding.
+ *
+ * @fields:
+ * num_chars ::
+ * The number of character codes in the encoding. Usually 256.
+ *
+ * code_first ::
+ * The lowest valid character code in the encoding.
+ *
+ * code_last ::
+ * The highest valid character code in the encoding + 1. When equal to
+ * code_first there are no valid character codes.
+ *
+ * char_index ::
+ * An array of corresponding glyph indices.
+ *
+ * char_name ::
+ * An array of corresponding glyph names.
+ */
+ typedef struct T1_EncodingRecRec_
+ {
+ FT_Int num_chars;
+ FT_Int code_first;
+ FT_Int code_last;
+
+ FT_UShort* char_index;
+ const FT_String** char_name;
+
+ } T1_EncodingRec, *T1_Encoding;
+
+
+ /* used to hold extra data of PS_FontInfoRec that
+ * cannot be stored in the publicly defined structure.
+ *
+ * Note these can't be blended with multiple-masters.
+ */
+ typedef struct PS_FontExtraRec_
+ {
+ FT_UShort fs_type;
+
+ } PS_FontExtraRec;
+
+
+ typedef struct T1_FontRec_
+ {
+ PS_FontInfoRec font_info; /* font info dictionary */
+ PS_FontExtraRec font_extra; /* font info extra fields */
+ PS_PrivateRec private_dict; /* private dictionary */
+ FT_String* font_name; /* top-level dictionary */
+
+ T1_EncodingType encoding_type;
+ T1_EncodingRec encoding;
+
+ FT_Byte* subrs_block;
+ FT_Byte* charstrings_block;
+ FT_Byte* glyph_names_block;
+
+ FT_Int num_subrs;
+ FT_Byte** subrs;
+ FT_UInt* subrs_len;
+ FT_Hash subrs_hash;
+
+ FT_Int num_glyphs;
+ FT_String** glyph_names; /* array of glyph names */
+ FT_Byte** charstrings; /* array of glyph charstrings */
+ FT_UInt* charstrings_len;
+
+ FT_Byte paint_type;
+ FT_Byte font_type;
+ FT_Matrix font_matrix;
+ FT_Vector font_offset;
+ FT_BBox font_bbox;
+ FT_Long font_id;
+
+ FT_Fixed stroke_width;
+
+ } T1_FontRec, *T1_Font;
+
+
+ typedef struct CID_SubrsRec_
+ {
+ FT_Int num_subrs;
+ FT_Byte** code;
+
+ } CID_SubrsRec, *CID_Subrs;
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*** ***/
+ /*** ***/
+ /*** AFM FONT INFORMATION STRUCTURES ***/
+ /*** ***/
+ /*** ***/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ typedef struct AFM_TrackKernRec_
+ {
+ FT_Int degree;
+ FT_Fixed min_ptsize;
+ FT_Fixed min_kern;
+ FT_Fixed max_ptsize;
+ FT_Fixed max_kern;
+
+ } AFM_TrackKernRec, *AFM_TrackKern;
+
+ typedef struct AFM_KernPairRec_
+ {
+ FT_UInt index1;
+ FT_UInt index2;
+ FT_Int x;
+ FT_Int y;
+
+ } AFM_KernPairRec, *AFM_KernPair;
+
+ typedef struct AFM_FontInfoRec_
+ {
+ FT_Bool IsCIDFont;
+ FT_BBox FontBBox;
+ FT_Fixed Ascender; /* optional, mind the zero */
+ FT_Fixed Descender; /* optional, mind the zero */
+ AFM_TrackKern TrackKerns; /* free if non-NULL */
+ FT_UInt NumTrackKern;
+ AFM_KernPair KernPairs; /* free if non-NULL */
+ FT_UInt NumKernPair;
+
+ } AFM_FontInfoRec, *AFM_FontInfo;
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*** ***/
+ /*** ***/
+ /*** ORIGINAL T1_FACE CLASS DEFINITION ***/
+ /*** ***/
+ /*** ***/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ typedef struct T1_FaceRec_* T1_Face;
+ typedef struct CID_FaceRec_* CID_Face;
+
+
+ typedef struct T1_FaceRec_
+ {
+ FT_FaceRec root;
+ T1_FontRec type1;
+ const void* psnames;
+ const void* psaux;
+ const void* afm_data;
+ FT_CharMapRec charmaprecs[2];
+ FT_CharMap charmaps[2];
+
+ /* support for Multiple Masters fonts */
+ PS_Blend blend;
+
+ /* undocumented, optional: indices of subroutines that express */
+ /* the NormalizeDesignVector and the ConvertDesignVector procedure, */
+ /* respectively, as Type 2 charstrings; -1 if keywords not present */
+ FT_Int ndv_idx;
+ FT_Int cdv_idx;
+
+ /* undocumented, optional: has the same meaning as len_buildchar */
+ /* for Type 2 fonts; manipulated by othersubrs 19, 24, and 25 */
+ FT_UInt len_buildchar;
+ FT_Long* buildchar;
+
+ /* since version 2.1 - interface to PostScript hinter */
+ const void* pshinter;
+
+ } T1_FaceRec;
+
+
+ typedef struct CID_FaceRec_
+ {
+ FT_FaceRec root;
+ void* psnames;
+ void* psaux;
+ CID_FaceInfoRec cid;
+ PS_FontExtraRec font_extra;
+#if 0
+ void* afm_data;
+#endif
+ CID_Subrs subrs;
+
+ /* since version 2.1 - interface to PostScript hinter */
+ void* pshinter;
+
+ /* since version 2.1.8, but was originally positioned after `afm_data' */
+ FT_Byte* binary_data; /* used if hex data has been converted */
+ FT_Stream cid_stream;
+
+ } CID_FaceRec;
+
+
+FT_END_HEADER
+
+#endif /* T1TYPES_H_ */
+
+
+/* END */