freetype2/include/freetype/ftbdf.h

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/***************************************************************************/
/* */
/* ftbdf.h */
/* */
/* FreeType API for accessing BDF-specific strings (specification). */
/* */
/* Copyright 2002, 2003, 2004, 2006, 2009 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 __FTBDF_H__
#define __FTBDF_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> */
/* bdf_fonts */
/* */
/* <Title> */
/* BDF and PCF Files */
/* */
/* <Abstract> */
/* BDF and PCF specific API. */
/* */
/* <Description> */
/* This section contains the declaration of functions specific to BDF */
/* and PCF fonts. */
/* */
/*************************************************************************/
/**********************************************************************
*
* @enum:
* FT_PropertyType
*
* @description:
* A list of BDF property types.
*
* @values:
* BDF_PROPERTY_TYPE_NONE ::
* Value~0 is used to indicate a missing property.
*
* BDF_PROPERTY_TYPE_ATOM ::
* Property is a string atom.
*
* BDF_PROPERTY_TYPE_INTEGER ::
* Property is a 32-bit signed integer.
*
* BDF_PROPERTY_TYPE_CARDINAL ::
* Property is a 32-bit unsigned integer.
*/
typedef enum BDF_PropertyType_
{
BDF_PROPERTY_TYPE_NONE = 0,
BDF_PROPERTY_TYPE_ATOM = 1,
BDF_PROPERTY_TYPE_INTEGER = 2,
BDF_PROPERTY_TYPE_CARDINAL = 3
} BDF_PropertyType;
/**********************************************************************
*
* @type:
* BDF_Property
*
* @description:
* A handle to a @BDF_PropertyRec structure to model a given
* BDF/PCF property.
*/
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typedef struct BDF_PropertyRec_* BDF_Property;
/**********************************************************************
*
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* @struct:
* BDF_PropertyRec
*
* @description:
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* This structure models a given BDF/PCF property.
*
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* @fields:
Make reference valid HTML 4.01 transitional. * src/tools/docmaker/tohtml.py (html_header_1): Add doctype and charset. (html_header_2): Fix style elements and add some more. Fix syntax. (block_header, block_footer, description_header, description_footer, marker_header, marker_footer, source_header, source_footer, chapter_header, chapter_footer): Don't use <center>...</center> but `align=center' table attribute. Use double quotes around table widths given in percent. (keyword_prefix, keyword_suffix): Don't change font colour directly but use a new <span> class. (section_synopsis_header, section_synopsis_footer): Don't change colour. (print_html_field): <tr> gets the `valign' attribute, not <table>. (print_html_field_list): Ditto. (index_exit): Don't use <center>...</center> but `align=center' table attribute. (toc_exit, section_enter): Ditto. (block_enter): Use <h4><a>, not <a><h4>. This change reimplements fix from 2003-05-30 without breaking binary compatibility. * include/freetype/t1tables.h (PS_FontInfoRec): `italic_angle', `is_fixed_pitch', `underline_position', `underline_thickness' are reverted to be normal values. * include/freetype/internal/psaux.h (T1_FieldType): Remove `T1_FIELD_TYPE_BOOL_P', `T1_FIELD_TYPE_INTEGER_P', `T1_FIELD_TYPE_FIXED_P', `T1_FIELD_TYPE_FIXED_1000_P'. (T1_FIELD_TYPE_BOOL_P, T1_FIELD_NUM_P, T1_FIELD_FIXED_P, T1_FIELD_FIXED_1000_P): Removed. (T1_FIELD_TYPE_BOOL): Renamed to... (T1_FIELD_BOOL): New macro. Updated all callers. * src/type42/t42parse.c: `italic_angle', `is_fixed_pitch', `underline_position', `underline_thickness', `paint_type', `stroke_width' are reverted to be normal values. (T42_KEYWORD_COUNT): New macro. (t42_parse_dict): New array `keyword_flags' to mark that a value has already been assigned to a dictionary entry. * src/type42/t42objs.c (T42_Face_Init, T42_Face_Done): Updated. * src/cid/cidtoken.h: `italic_angle', `is_fixed_pitch', `underline_position', `underline_thickness' are reverted to be normal values. * src/cid/cidobjs.c (cid_face_done, cid_face_init): Updated. * src/psaux/psobjs.c (ps_parser_load_field): Updated. * src/type1/t1tokens.h: `italic_angle', `is_fixed_pitch', `underline_position', `underline_thickness', `paint_type', `stroke_width' are reverted to be normal values. * src/type1/t1objs.c (T1_Face_Done, T1_Face_Init): Updated. * src/type1/t1load.c (T1_FIELD_COUNT): New macro. (parse_dict): Add parameter for keyword flags. Record only first instance of a field. (T1_Open_Face): New array `keyword_flags'.
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* type ::
* The property type.
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*
Make reference valid HTML 4.01 transitional. * src/tools/docmaker/tohtml.py (html_header_1): Add doctype and charset. (html_header_2): Fix style elements and add some more. Fix syntax. (block_header, block_footer, description_header, description_footer, marker_header, marker_footer, source_header, source_footer, chapter_header, chapter_footer): Don't use <center>...</center> but `align=center' table attribute. Use double quotes around table widths given in percent. (keyword_prefix, keyword_suffix): Don't change font colour directly but use a new <span> class. (section_synopsis_header, section_synopsis_footer): Don't change colour. (print_html_field): <tr> gets the `valign' attribute, not <table>. (print_html_field_list): Ditto. (index_exit): Don't use <center>...</center> but `align=center' table attribute. (toc_exit, section_enter): Ditto. (block_enter): Use <h4><a>, not <a><h4>. This change reimplements fix from 2003-05-30 without breaking binary compatibility. * include/freetype/t1tables.h (PS_FontInfoRec): `italic_angle', `is_fixed_pitch', `underline_position', `underline_thickness' are reverted to be normal values. * include/freetype/internal/psaux.h (T1_FieldType): Remove `T1_FIELD_TYPE_BOOL_P', `T1_FIELD_TYPE_INTEGER_P', `T1_FIELD_TYPE_FIXED_P', `T1_FIELD_TYPE_FIXED_1000_P'. (T1_FIELD_TYPE_BOOL_P, T1_FIELD_NUM_P, T1_FIELD_FIXED_P, T1_FIELD_FIXED_1000_P): Removed. (T1_FIELD_TYPE_BOOL): Renamed to... (T1_FIELD_BOOL): New macro. Updated all callers. * src/type42/t42parse.c: `italic_angle', `is_fixed_pitch', `underline_position', `underline_thickness', `paint_type', `stroke_width' are reverted to be normal values. (T42_KEYWORD_COUNT): New macro. (t42_parse_dict): New array `keyword_flags' to mark that a value has already been assigned to a dictionary entry. * src/type42/t42objs.c (T42_Face_Init, T42_Face_Done): Updated. * src/cid/cidtoken.h: `italic_angle', `is_fixed_pitch', `underline_position', `underline_thickness' are reverted to be normal values. * src/cid/cidobjs.c (cid_face_done, cid_face_init): Updated. * src/psaux/psobjs.c (ps_parser_load_field): Updated. * src/type1/t1tokens.h: `italic_angle', `is_fixed_pitch', `underline_position', `underline_thickness', `paint_type', `stroke_width' are reverted to be normal values. * src/type1/t1objs.c (T1_Face_Done, T1_Face_Init): Updated. * src/type1/t1load.c (T1_FIELD_COUNT): New macro. (parse_dict): Add parameter for keyword flags. Record only first instance of a field. (T1_Open_Face): New array `keyword_flags'.
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* u.atom ::
* The atom string, if type is @BDF_PROPERTY_TYPE_ATOM.
*
* u.integer ::
* A signed integer, if type is @BDF_PROPERTY_TYPE_INTEGER.
*
* u.cardinal ::
* An unsigned integer, if type is @BDF_PROPERTY_TYPE_CARDINAL.
*/
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typedef struct BDF_PropertyRec_
{
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BDF_PropertyType type;
union {
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const char* atom;
FT_Int32 integer;
FT_UInt32 cardinal;
} u;
} BDF_PropertyRec;
/**********************************************************************
*
* @function:
* FT_Get_BDF_Charset_ID
*
* @description:
* Retrieve a BDF font character set identity, according to
* the BDF specification.
*
* @input:
* face ::
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* A handle to the input face.
*
* @output:
* acharset_encoding ::
* Charset encoding, as a C~string, owned by the face.
*
* acharset_registry ::
* Charset registry, as a C~string, owned by the face.
*
* @return:
* FreeType error code. 0~means success.
*
* @note:
* This function only works with BDF faces, returning an error otherwise.
*/
FT_EXPORT( FT_Error )
FT_Get_BDF_Charset_ID( FT_Face face,
const char* *acharset_encoding,
const char* *acharset_registry );
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/**********************************************************************
*
* @function:
* FT_Get_BDF_Property
*
* @description:
* Retrieve a BDF property from a BDF or PCF font file.
*
* @input:
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* face :: A handle to the input face.
*
* name :: The property name.
*
* @output:
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* aproperty :: The property.
*
* @return:
* FreeType error code. 0~means success.
*
* @note:
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* This function works with BDF _and_ PCF fonts. It returns an error
* otherwise. It also returns an error if the property is not in the
* font.
*
* A `property' is a either key-value pair within the STARTPROPERTIES
* ... ENDPROPERTIES block of a BDF font or a key-value pair from the
* `info->props' array within a `FontRec' structure of a PCF font.
*
* Integer properties are always stored as `signed' within PCF fonts;
* consequently, @BDF_PROPERTY_TYPE_CARDINAL is a possible return value
* for BDF fonts only.
*
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* In case of error, `aproperty->type' is always set to
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* @BDF_PROPERTY_TYPE_NONE.
*/
FT_EXPORT( FT_Error )
FT_Get_BDF_Property( FT_Face face,
const char* prop_name,
BDF_PropertyRec *aproperty );
/* */
FT_END_HEADER
#endif /* __FTBDF_H__ */
/* END */