/*
 * Copyright (C) 2002 Red Hat, Inc.
 *
 * This 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 program 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
 * General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

/* The interfaces in this file are subject to change at any time. */

#ifndef vte_iso2022_h_included
#define vte_iso2022_h_included


#include <glib.h>
#include <glib-object.h>
#include "buffer.h"
#include "matcher.h"

G_BEGIN_DECLS

struct _vte_iso2022_state;
typedef void (*_vte_iso2022_codeset_changed_cb_fn)(struct _vte_iso2022_state *,
						   gpointer);
struct _vte_iso2022_state *_vte_iso2022_state_new(const char *native_codeset,
						  _vte_iso2022_codeset_changed_cb_fn,
						  gpointer);
void _vte_iso2022_state_set_codeset(struct _vte_iso2022_state *state,
				    const char *codeset);
const char *_vte_iso2022_state_get_codeset(struct _vte_iso2022_state *state);
void _vte_iso2022_process(struct _vte_iso2022_state *state,
			  struct _vte_buffer *input, GArray *gunichars);
gunichar _vte_iso2022_process_single(struct _vte_iso2022_state *state,
				     gunichar c, gunichar map);
void _vte_iso2022_state_free(struct _vte_iso2022_state *);


#define VTE_ISO2022_ENCODED_WIDTH_BIT_OFFSET	28
#define VTE_ISO2022_ENCODED_WIDTH_MASK		(3 << VTE_ISO2022_ENCODED_WIDTH_BIT_OFFSET)
#define VTE_ISO2022_HAS_ENCODED_WIDTH(__c)	(((__c) & VTE_ISO2022_ENCODED_WIDTH_MASK) != 0)
gssize _vte_iso2022_get_encoded_width(gunichar c);
gssize _vte_iso2022_unichar_width(gunichar c);

G_END_DECLS

#endif