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/* Pango
* pango-utils.c: Utilities for internal functions and modules
*
* Copyright (C) 2000 Red Hat Software
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __PANGO_UTILS_H__
#define __PANGO_UTILS_H__
#include <stdio.h>
#include <glib.h>
#include <pango/pango-font.h>
G_BEGIN_DECLS
PANGO_DEPRECATED
char ** pango_split_file_list (const char *str);
PANGO_DEPRECATED
char *pango_trim_string (const char *str);
PANGO_DEPRECATED
gint pango_read_line (FILE *stream,
GString *str);
PANGO_DEPRECATED
gboolean pango_skip_space (const char **pos);
PANGO_DEPRECATED
gboolean pango_scan_word (const char **pos,
GString *out);
PANGO_DEPRECATED
gboolean pango_scan_string (const char **pos,
GString *out);
PANGO_DEPRECATED
gboolean pango_scan_int (const char **pos,
int *out);
#ifdef PANGO_ENABLE_BACKEND
PANGO_DEPRECATED_IN_1_38
char * pango_config_key_get_system (const char *key);
PANGO_DEPRECATED_IN_1_38
char * pango_config_key_get (const char *key);
PANGO_DEPRECATED_IN_1_32
void pango_lookup_aliases (const char *fontname,
char ***families,
int *n_families);
#endif /* PANGO_ENABLE_BACKEND */
PANGO_DEPRECATED
gboolean pango_parse_enum (GType type,
const char *str,
int *value,
gboolean warn,
char **possible_values);
/* Functions for parsing textual representations
* of PangoFontDescription fields. They return TRUE if the input string
* contains a valid value, which then has been assigned to the corresponding
* field in the PangoFontDescription. If the warn parameter is TRUE,
* a warning is printed (with g_warning) if the string does not
* contain a valid value.
*/
PANGO_AVAILABLE_IN_ALL
gboolean pango_parse_style (const char *str,
PangoStyle *style,
gboolean warn);
PANGO_AVAILABLE_IN_ALL
gboolean pango_parse_variant (const char *str,
PangoVariant *variant,
gboolean warn);
PANGO_AVAILABLE_IN_ALL
gboolean pango_parse_weight (const char *str,
PangoWeight *weight,
gboolean warn);
PANGO_AVAILABLE_IN_ALL
gboolean pango_parse_stretch (const char *str,
PangoStretch *stretch,
gboolean warn);
#ifdef PANGO_ENABLE_BACKEND
/* On Unix, return the name of the "pango" subdirectory of SYSCONFDIR
* (which is set at compile time). On Win32, return the Pango
* installation directory (which is set at installation time, and
* stored in the registry). The returned string should not be
* g_free'd.
*/
PANGO_DEPRECATED
const char * pango_get_sysconf_subdirectory (void) G_GNUC_PURE;
/* Ditto for LIBDIR/pango. On Win32, use the same Pango
* installation directory. This returned string should not be
* g_free'd either.
*/
PANGO_DEPRECATED
const char * pango_get_lib_subdirectory (void) G_GNUC_PURE;
#endif /* PANGO_ENABLE_BACKEND */
/* Hint line position and thickness.
*/
PANGO_AVAILABLE_IN_1_12
void pango_quantize_line_geometry (int *thickness,
int *position);
/* A routine from fribidi that we either wrap or provide ourselves.
*/
PANGO_AVAILABLE_IN_1_4
guint8 * pango_log2vis_get_embedding_levels (const gchar *text,
int length,
PangoDirection *pbase_dir);
/* Unicode characters that are zero-width and should not be rendered
* normally.
*/
PANGO_AVAILABLE_IN_1_10
gboolean pango_is_zero_width (gunichar ch) G_GNUC_CONST;
/* Pango version checking */
/* Encode a Pango version as an integer */
/**
* PANGO_VERSION_ENCODE:
* @major: the major component of the version number
* @minor: the minor component of the version number
* @micro: the micro component of the version number
*
* This macro encodes the given Pango version into an integer. The numbers
* returned by %PANGO_VERSION and pango_version() are encoded using this macro.
* Two encoded version numbers can be compared as integers.
*/
#define PANGO_VERSION_ENCODE(major, minor, micro) ( \
((major) * 10000) \
+ ((minor) * 100) \
+ ((micro) * 1))
/* Encoded version of Pango at compile-time */
/**
* PANGO_VERSION:
*
* The version of Pango available at compile-time, encoded using PANGO_VERSION_ENCODE().
*/
/**
* PANGO_VERSION_STRING:
*
* A string literal containing the version of Pango available at compile-time.
*/
/**
* PANGO_VERSION_MAJOR:
*
* The major component of the version of Pango available at compile-time.
*/
/**
* PANGO_VERSION_MINOR:
*
* The minor component of the version of Pango available at compile-time.
*/
/**
* PANGO_VERSION_MICRO:
*
* The micro component of the version of Pango available at compile-time.
*/
#define PANGO_VERSION PANGO_VERSION_ENCODE( \
PANGO_VERSION_MAJOR, \
PANGO_VERSION_MINOR, \
PANGO_VERSION_MICRO)
/* Check that compile-time Pango is as new as required */
/**
* PANGO_VERSION_CHECK:
* @major: the major component of the version number
* @minor: the minor component of the version number
* @micro: the micro component of the version number
*
* Checks that the version of Pango available at compile-time is not older than
* the provided version number.
*/
#define PANGO_VERSION_CHECK(major,minor,micro) \
(PANGO_VERSION >= PANGO_VERSION_ENCODE(major,minor,micro))
/* Return encoded version of Pango at run-time */
PANGO_AVAILABLE_IN_1_16
int pango_version (void) G_GNUC_CONST;
/* Return run-time Pango version as an string */
PANGO_AVAILABLE_IN_1_16
const char * pango_version_string (void) G_GNUC_CONST;
/* Check that run-time Pango is as new as required */
PANGO_AVAILABLE_IN_1_16
const char * pango_version_check (int required_major,
int required_minor,
int required_micro) G_GNUC_CONST;
G_END_DECLS
#endif /* __PANGO_UTILS_H__ */
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