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Diffstat (limited to 'Build/source/libs/freetype2/freetype-2.4.11/include/freetype/t1tables.h')
-rw-r--r-- | Build/source/libs/freetype2/freetype-2.4.11/include/freetype/t1tables.h | 662 |
1 files changed, 662 insertions, 0 deletions
diff --git a/Build/source/libs/freetype2/freetype-2.4.11/include/freetype/t1tables.h b/Build/source/libs/freetype2/freetype-2.4.11/include/freetype/t1tables.h new file mode 100644 index 00000000000..a14255e5f58 --- /dev/null +++ b/Build/source/libs/freetype2/freetype-2.4.11/include/freetype/t1tables.h @@ -0,0 +1,662 @@ +/***************************************************************************/ +/* */ +/* t1tables.h */ +/* */ +/* Basic Type 1/Type 2 tables definitions and interface (specification */ +/* only). */ +/* */ +/* Copyright 1996-2004, 2006, 2008, 2009, 2011 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 __T1TABLES_H__ +#define __T1TABLES_H__ + + +#include <ft2build.h> +#include FT_FREETYPE_H + +#ifdef FREETYPE_H +#error "freetype.h of FreeType 1 has been loaded!" +#error "Please fix the directory search order for header files" +#error "so that freetype.h of FreeType 2 is found first." +#endif + + +FT_BEGIN_HEADER + + + /*************************************************************************/ + /* */ + /* <Section> */ + /* type1_tables */ + /* */ + /* <Title> */ + /* Type 1 Tables */ + /* */ + /* <Abstract> */ + /* Type~1 (PostScript) specific font tables. */ + /* */ + /* <Description> */ + /* This section contains the definition of Type 1-specific tables, */ + /* including structures related to other PostScript font formats. */ + /* */ + /*************************************************************************/ + + + /* Note that we separate font data in PS_FontInfoRec and PS_PrivateRec */ + /* structures in order to support Multiple Master fonts. */ + + + /*************************************************************************/ + /* */ + /* <Struct> */ + /* PS_FontInfoRec */ + /* */ + /* <Description> */ + /* A structure used to model a Type~1 or Type~2 FontInfo dictionary. */ + /* Note that for Multiple Master fonts, each instance has its own */ + /* FontInfo dictionary. */ + /* */ + typedef struct PS_FontInfoRec_ + { + FT_String* version; + FT_String* notice; + FT_String* full_name; + FT_String* family_name; + FT_String* weight; + FT_Long italic_angle; + FT_Bool is_fixed_pitch; + FT_Short underline_position; + FT_UShort underline_thickness; + + } PS_FontInfoRec; + + + /*************************************************************************/ + /* */ + /* <Struct> */ + /* PS_FontInfo */ + /* */ + /* <Description> */ + /* A handle to a @PS_FontInfoRec structure. */ + /* */ + typedef struct PS_FontInfoRec_* PS_FontInfo; + + + /*************************************************************************/ + /* */ + /* <Struct> */ + /* T1_FontInfo */ + /* */ + /* <Description> */ + /* This type is equivalent to @PS_FontInfoRec. It is deprecated but */ + /* kept to maintain source compatibility between various versions of */ + /* FreeType. */ + /* */ + typedef PS_FontInfoRec T1_FontInfo; + + + /*************************************************************************/ + /* */ + /* <Struct> */ + /* PS_PrivateRec */ + /* */ + /* <Description> */ + /* A structure used to model a Type~1 or Type~2 private dictionary. */ + /* Note that for Multiple Master fonts, each instance has its own */ + /* Private dictionary. */ + /* */ + typedef struct PS_PrivateRec_ + { + FT_Int unique_id; + FT_Int lenIV; + + FT_Byte num_blue_values; + FT_Byte num_other_blues; + FT_Byte num_family_blues; + FT_Byte num_family_other_blues; + + FT_Short blue_values[14]; + FT_Short other_blues[10]; + + FT_Short family_blues [14]; + FT_Short family_other_blues[10]; + + FT_Fixed blue_scale; + FT_Int blue_shift; + FT_Int blue_fuzz; + + FT_UShort standard_width[1]; + FT_UShort standard_height[1]; + + FT_Byte num_snap_widths; + FT_Byte num_snap_heights; + FT_Bool force_bold; + FT_Bool round_stem_up; + + FT_Short snap_widths [13]; /* including std width */ + FT_Short snap_heights[13]; /* including std height */ + + FT_Fixed expansion_factor; + + FT_Long language_group; + FT_Long password; + + FT_Short min_feature[2]; + + } PS_PrivateRec; + + + /*************************************************************************/ + /* */ + /* <Struct> */ + /* PS_Private */ + /* */ + /* <Description> */ + /* A handle to a @PS_PrivateRec structure. */ + /* */ + typedef struct PS_PrivateRec_* PS_Private; + + + /*************************************************************************/ + /* */ + /* <Struct> */ + /* T1_Private */ + /* */ + /* <Description> */ + /* This type is equivalent to @PS_PrivateRec. It is deprecated but */ + /* kept to maintain source compatibility between various versions of */ + /* FreeType. */ + /* */ + typedef PS_PrivateRec T1_Private; + + + /*************************************************************************/ + /* */ + /* <Enum> */ + /* T1_Blend_Flags */ + /* */ + /* <Description> */ + /* A set of flags used to indicate which fields are present in a */ + /* given blend dictionary (font info or private). Used to support */ + /* Multiple Masters fonts. */ + /* */ + typedef enum T1_Blend_Flags_ + { + /*# required fields in a FontInfo blend dictionary */ + T1_BLEND_UNDERLINE_POSITION = 0, + T1_BLEND_UNDERLINE_THICKNESS, + T1_BLEND_ITALIC_ANGLE, + + /*# required fields in a Private blend dictionary */ + T1_BLEND_BLUE_VALUES, + T1_BLEND_OTHER_BLUES, + T1_BLEND_STANDARD_WIDTH, + T1_BLEND_STANDARD_HEIGHT, + T1_BLEND_STEM_SNAP_WIDTHS, + T1_BLEND_STEM_SNAP_HEIGHTS, + T1_BLEND_BLUE_SCALE, + T1_BLEND_BLUE_SHIFT, + T1_BLEND_FAMILY_BLUES, + T1_BLEND_FAMILY_OTHER_BLUES, + T1_BLEND_FORCE_BOLD, + + /*# never remove */ + T1_BLEND_MAX + + } T1_Blend_Flags; + + /* */ + + + /*# backwards compatible definitions */ +#define t1_blend_underline_position T1_BLEND_UNDERLINE_POSITION +#define t1_blend_underline_thickness T1_BLEND_UNDERLINE_THICKNESS +#define t1_blend_italic_angle T1_BLEND_ITALIC_ANGLE +#define t1_blend_blue_values T1_BLEND_BLUE_VALUES +#define t1_blend_other_blues T1_BLEND_OTHER_BLUES +#define t1_blend_standard_widths T1_BLEND_STANDARD_WIDTH +#define t1_blend_standard_height T1_BLEND_STANDARD_HEIGHT +#define t1_blend_stem_snap_widths T1_BLEND_STEM_SNAP_WIDTHS +#define t1_blend_stem_snap_heights T1_BLEND_STEM_SNAP_HEIGHTS +#define t1_blend_blue_scale T1_BLEND_BLUE_SCALE +#define t1_blend_blue_shift T1_BLEND_BLUE_SHIFT +#define t1_blend_family_blues T1_BLEND_FAMILY_BLUES +#define t1_blend_family_other_blues T1_BLEND_FAMILY_OTHER_BLUES +#define t1_blend_force_bold T1_BLEND_FORCE_BOLD +#define t1_blend_max T1_BLEND_MAX + + + /* maximum number of Multiple Masters designs, as defined in the spec */ +#define T1_MAX_MM_DESIGNS 16 + + /* maximum number of Multiple Masters axes, as defined in the spec */ +#define T1_MAX_MM_AXIS 4 + + /* maximum number of elements in a design map */ +#define T1_MAX_MM_MAP_POINTS 20 + + + /* this structure is used to store the BlendDesignMap entry for an axis */ + typedef struct PS_DesignMap_ + { + FT_Byte num_points; + FT_Long* design_points; + FT_Fixed* blend_points; + + } PS_DesignMapRec, *PS_DesignMap; + + /* backwards-compatible definition */ + typedef PS_DesignMapRec T1_DesignMap; + + + typedef struct PS_BlendRec_ + { + FT_UInt num_designs; + FT_UInt num_axis; + + FT_String* axis_names[T1_MAX_MM_AXIS]; + FT_Fixed* design_pos[T1_MAX_MM_DESIGNS]; + PS_DesignMapRec design_map[T1_MAX_MM_AXIS]; + + FT_Fixed* weight_vector; + FT_Fixed* default_weight_vector; + + PS_FontInfo font_infos[T1_MAX_MM_DESIGNS + 1]; + PS_Private privates [T1_MAX_MM_DESIGNS + 1]; + + FT_ULong blend_bitflags; + + FT_BBox* bboxes [T1_MAX_MM_DESIGNS + 1]; + + /* since 2.3.0 */ + + /* undocumented, optional: the default design instance; */ + /* corresponds to default_weight_vector -- */ + /* num_default_design_vector == 0 means it is not present */ + /* in the font and associated metrics files */ + FT_UInt default_design_vector[T1_MAX_MM_DESIGNS]; + FT_UInt num_default_design_vector; + + } PS_BlendRec, *PS_Blend; + + + /* backwards-compatible definition */ + typedef PS_BlendRec T1_Blend; + + + /*************************************************************************/ + /* */ + /* <Struct> */ + /* CID_FaceDictRec */ + /* */ + /* <Description> */ + /* A structure used to represent data in a CID top-level dictionary. */ + /* */ + typedef struct CID_FaceDictRec_ + { + PS_PrivateRec private_dict; + + FT_UInt len_buildchar; + FT_Fixed forcebold_threshold; + FT_Pos stroke_width; + FT_Fixed expansion_factor; + + FT_Byte paint_type; + FT_Byte font_type; + FT_Matrix font_matrix; + FT_Vector font_offset; + + FT_UInt num_subrs; + FT_ULong subrmap_offset; + FT_Int sd_bytes; + + } CID_FaceDictRec; + + + /*************************************************************************/ + /* */ + /* <Struct> */ + /* CID_FaceDict */ + /* */ + /* <Description> */ + /* A handle to a @CID_FaceDictRec structure. */ + /* */ + typedef struct CID_FaceDictRec_* CID_FaceDict; + + /* */ + + + /* backwards-compatible definition */ + typedef CID_FaceDictRec CID_FontDict; + + + /*************************************************************************/ + /* */ + /* <Struct> */ + /* CID_FaceInfoRec */ + /* */ + /* <Description> */ + /* A structure used to represent CID Face information. */ + /* */ + typedef struct CID_FaceInfoRec_ + { + FT_String* cid_font_name; + FT_Fixed cid_version; + FT_Int cid_font_type; + + FT_String* registry; + FT_String* ordering; + FT_Int supplement; + + PS_FontInfoRec font_info; + FT_BBox font_bbox; + FT_ULong uid_base; + + FT_Int num_xuid; + FT_ULong xuid[16]; + + FT_ULong cidmap_offset; + FT_Int fd_bytes; + FT_Int gd_bytes; + FT_ULong cid_count; + + FT_Int num_dicts; + CID_FaceDict font_dicts; + + FT_ULong data_offset; + + } CID_FaceInfoRec; + + + /*************************************************************************/ + /* */ + /* <Struct> */ + /* CID_FaceInfo */ + /* */ + /* <Description> */ + /* A handle to a @CID_FaceInfoRec structure. */ + /* */ + typedef struct CID_FaceInfoRec_* CID_FaceInfo; + + + /*************************************************************************/ + /* */ + /* <Struct> */ + /* CID_Info */ + /* */ + /* <Description> */ + /* This type is equivalent to @CID_FaceInfoRec. It is deprecated but */ + /* kept to maintain source compatibility between various versions of */ + /* FreeType. */ + /* */ + typedef CID_FaceInfoRec CID_Info; + + + /************************************************************************ + * + * @function: + * FT_Has_PS_Glyph_Names + * + * @description: + * Return true if a given face provides reliable PostScript glyph + * names. This is similar to using the @FT_HAS_GLYPH_NAMES macro, + * except that certain fonts (mostly TrueType) contain incorrect + * glyph name tables. + * + * When this function returns true, the caller is sure that the glyph + * names returned by @FT_Get_Glyph_Name are reliable. + * + * @input: + * face :: + * face handle + * + * @return: + * Boolean. True if glyph names are reliable. + * + */ + FT_EXPORT( FT_Int ) + FT_Has_PS_Glyph_Names( FT_Face face ); + + + /************************************************************************ + * + * @function: + * FT_Get_PS_Font_Info + * + * @description: + * Retrieve the @PS_FontInfoRec structure corresponding to a given + * PostScript font. + * + * @input: + * face :: + * PostScript face handle. + * + * @output: + * afont_info :: + * Output font info structure pointer. + * + * @return: + * FreeType error code. 0~means success. + * + * @note: + * The string pointers within the font info structure are owned by + * the face and don't need to be freed by the caller. + * + * If the font's format is not PostScript-based, this function will + * return the `FT_Err_Invalid_Argument' error code. + * + */ + FT_EXPORT( FT_Error ) + FT_Get_PS_Font_Info( FT_Face face, + PS_FontInfo afont_info ); + + + /************************************************************************ + * + * @function: + * FT_Get_PS_Font_Private + * + * @description: + * Retrieve the @PS_PrivateRec structure corresponding to a given + * PostScript font. + * + * @input: + * face :: + * PostScript face handle. + * + * @output: + * afont_private :: + * Output private dictionary structure pointer. + * + * @return: + * FreeType error code. 0~means success. + * + * @note: + * The string pointers within the @PS_PrivateRec structure are owned by + * the face and don't need to be freed by the caller. + * + * If the font's format is not PostScript-based, this function returns + * the `FT_Err_Invalid_Argument' error code. + * + */ + FT_EXPORT( FT_Error ) + FT_Get_PS_Font_Private( FT_Face face, + PS_Private afont_private ); + + + /*************************************************************************/ + /* */ + /* <Enum> */ + /* T1_EncodingType */ + /* */ + /* <Description> */ + /* An enumeration describing the `Encoding' entry in a Type 1 */ + /* dictionary. */ + /* */ + typedef enum T1_EncodingType_ + { + T1_ENCODING_TYPE_NONE = 0, + T1_ENCODING_TYPE_ARRAY, + T1_ENCODING_TYPE_STANDARD, + T1_ENCODING_TYPE_ISOLATIN1, + T1_ENCODING_TYPE_EXPERT + + } T1_EncodingType; + + + /*************************************************************************/ + /* */ + /* <Enum> */ + /* PS_Dict_Keys */ + /* */ + /* <Description> */ + /* An enumeration used in calls to @FT_Get_PS_Font_Value to identify */ + /* the Type~1 dictionary entry to retrieve. */ + /* */ + typedef enum PS_Dict_Keys_ + { + /* conventionally in the font dictionary */ + PS_DICT_FONT_TYPE, /* FT_Byte */ + PS_DICT_FONT_MATRIX, /* FT_Fixed */ + PS_DICT_FONT_BBOX, /* FT_Fixed */ + PS_DICT_PAINT_TYPE, /* FT_Byte */ + PS_DICT_FONT_NAME, /* FT_String* */ + PS_DICT_UNIQUE_ID, /* FT_Int */ + PS_DICT_NUM_CHAR_STRINGS, /* FT_Int */ + PS_DICT_CHAR_STRING_KEY, /* FT_String* */ + PS_DICT_CHAR_STRING, /* FT_String* */ + PS_DICT_ENCODING_TYPE, /* T1_EncodingType */ + PS_DICT_ENCODING_ENTRY, /* FT_String* */ + + /* conventionally in the font Private dictionary */ + PS_DICT_NUM_SUBRS, /* FT_Int */ + PS_DICT_SUBR, /* FT_String* */ + PS_DICT_STD_HW, /* FT_UShort */ + PS_DICT_STD_VW, /* FT_UShort */ + PS_DICT_NUM_BLUE_VALUES, /* FT_Byte */ + PS_DICT_BLUE_VALUE, /* FT_Short */ + PS_DICT_BLUE_FUZZ, /* FT_Int */ + PS_DICT_NUM_OTHER_BLUES, /* FT_Byte */ + PS_DICT_OTHER_BLUE, /* FT_Short */ + PS_DICT_NUM_FAMILY_BLUES, /* FT_Byte */ + PS_DICT_FAMILY_BLUE, /* FT_Short */ + PS_DICT_NUM_FAMILY_OTHER_BLUES, /* FT_Byte */ + PS_DICT_FAMILY_OTHER_BLUE, /* FT_Short */ + PS_DICT_BLUE_SCALE, /* FT_Fixed */ + PS_DICT_BLUE_SHIFT, /* FT_Int */ + PS_DICT_NUM_STEM_SNAP_H, /* FT_Byte */ + PS_DICT_STEM_SNAP_H, /* FT_Short */ + PS_DICT_NUM_STEM_SNAP_V, /* FT_Byte */ + PS_DICT_STEM_SNAP_V, /* FT_Short */ + PS_DICT_FORCE_BOLD, /* FT_Bool */ + PS_DICT_RND_STEM_UP, /* FT_Bool */ + PS_DICT_MIN_FEATURE, /* FT_Short */ + PS_DICT_LEN_IV, /* FT_Int */ + PS_DICT_PASSWORD, /* FT_Long */ + PS_DICT_LANGUAGE_GROUP, /* FT_Long */ + + /* conventionally in the font FontInfo dictionary */ + PS_DICT_VERSION, /* FT_String* */ + PS_DICT_NOTICE, /* FT_String* */ + PS_DICT_FULL_NAME, /* FT_String* */ + PS_DICT_FAMILY_NAME, /* FT_String* */ + PS_DICT_WEIGHT, /* FT_String* */ + PS_DICT_IS_FIXED_PITCH, /* FT_Bool */ + PS_DICT_UNDERLINE_POSITION, /* FT_Short */ + PS_DICT_UNDERLINE_THICKNESS, /* FT_UShort */ + PS_DICT_FS_TYPE, /* FT_UShort */ + PS_DICT_ITALIC_ANGLE, /* FT_Long */ + + PS_DICT_MAX = PS_DICT_ITALIC_ANGLE + + } PS_Dict_Keys; + + + /************************************************************************ + * + * @function: + * FT_Get_PS_Font_Value + * + * @description: + * Retrieve the value for the supplied key from a PostScript font. + * + * @input: + * face :: + * PostScript face handle. + * + * key :: + * An enumeration value representing the dictionary key to retrieve. + * + * idx :: + * For array values, this specifies the index to be returned. + * + * value :: + * A pointer to memory into which to write the value. + * + * valen_len :: + * The size, in bytes, of the memory supplied for the value. + * + * @output: + * value :: + * The value matching the above key, if it exists. + * + * @return: + * The amount of memory (in bytes) required to hold the requested + * value (if it exists, -1 otherwise). + * + * @note: + * The values returned are not pointers into the internal structures of + * the face, but are `fresh' copies, so that the memory containing them + * belongs to the calling application. This also enforces the + * `read-only' nature of these values, i.e., this function cannot be + * used to manipulate the face. + * + * `value' is a void pointer because the values returned can be of + * various types. + * + * If either `value' is NULL or `value_len' is too small, just the + * required memory size for the requested entry is returned. + * + * The `idx' parameter is used, not only to retrieve elements of, for + * example, the FontMatrix or FontBBox, but also to retrieve name keys + * from the CharStrings dictionary, and the charstrings themselves. It + * is ignored for atomic values. + * + * PS_DICT_BLUE_SCALE returns a value that is scaled up by 1000. To + * get the value as in the font stream, you need to divide by + * 65536000.0 (to remove the FT_Fixed scale, and the x1000 scale). + * + * IMPORTANT: Only key/value pairs read by the FreeType interpreter can + * be retrieved. So, for example, PostScript procedures such as NP, + * ND, and RD are not available. Arbitrary keys are, obviously, not be + * available either. + * + * If the font's format is not PostScript-based, this function returns + * the `FT_Err_Invalid_Argument' error code. + * + */ + FT_EXPORT( FT_Long ) + FT_Get_PS_Font_Value( FT_Face face, + PS_Dict_Keys key, + FT_UInt idx, + void *value, + FT_Long value_len ); + + /* */ + +FT_END_HEADER + +#endif /* __T1TABLES_H__ */ + + +/* END */ |