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/* Pango
* pango-context.h: Rendering contexts
*
* 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_CONTEXT_H__
#define __PANGO_CONTEXT_H__
#include <pango/pango-font.h>
#include <pango/pango-fontmap.h>
#include <pango/pango-attributes.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
/* Sort of like a GC - application set information about how
* to handle scripts
*/
typedef struct _PangoContext PangoContext;
typedef struct _PangoContextClass PangoContextClass;
#define PANGO_TYPE_CONTEXT (pango_context_get_type ())
#define PANGO_CONTEXT(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), PANGO_TYPE_CONTEXT, PangoContext))
#define PANGO_CONTEXT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PANGO_TYPE_CONTEXT, PangoContextClass))
#define PANGO_IS_CONTEXT(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), PANGO_TYPE_CONTEXT))
#define PANGO_IS_CONTEXT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PANGO_TYPE_CONTEXT))
#define PANGO_CONTEXT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PANGO_TYPE_CONTEXT, PangoContextClass))
/* The PangoContext and PangoContextClass structs are private; if you
* need to create a subclass of these, mail otaylor@redhat.com
*/
GType pango_context_get_type (void) G_GNUC_CONST;
PangoContext *pango_context_new (void);
void pango_context_add_font_map (PangoContext *context,
PangoFontMap *font_map);
void pango_context_list_fonts (PangoContext *context,
const char *family,
PangoFontDescription ***descs,
int *n_descs);
void pango_context_list_families (PangoContext *context,
gchar ***families,
int *n_families);
PangoFont * pango_context_load_font (PangoContext *context,
const PangoFontDescription *desc);
void pango_context_set_font_description (PangoContext *context,
const PangoFontDescription *desc);
PangoFontDescription *pango_context_get_font_description (PangoContext *context);
char * pango_context_get_lang (PangoContext *context);
void pango_context_set_lang (PangoContext *context,
const char *lang);
void pango_context_set_base_dir (PangoContext *context,
PangoDirection direction);
PangoDirection pango_context_get_base_dir (PangoContext *context);
/* Break a string of Unicode characters into segments with
* consistent shaping/language engine and bidrectional level.
* Returns a GList of PangoItem's
*/
GList *pango_itemize (PangoContext *context,
const char *text,
int start_index,
int length,
PangoAttrList *attrs,
PangoAttrIterator *cached_iter);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __PANGO_CONTEXT_H__ */
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