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/* FriBidi
* run.h - text run data type
*
* $Id: run.h,v 1.10 2011-05-04 18:04:29 behdad Exp $
* $Author: behdad $
* $Date: 2011-05-04 18:04:29 $
* $Revision: 1.10 $
* $Source: /home/behdad/src/fdo/fribidi/togit/git/../fribidi/fribidi2/lib/run.h,v $
*
* Authors:
* Behdad Esfahbod, 2001, 2002, 2004
* Dov Grobgeld, 1999, 2000
*
* Copyright (C) 2004 Sharif FarsiWeb, Inc
* Copyright (C) 2001,2002 Behdad Esfahbod
* Copyright (C) 1999,2000 Dov Grobgeld
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library, in a file named COPYING; if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA
*
* For licensing issues, contact <license@farsiweb.info>.
*/
#ifndef _RUN_H
#define _RUN_H
#include "common.h"
#include <fribidi-common.h>
#include <fribidi-types.h>
#include <fribidi-bidi-types.h>
#include <fribidi-begindecls.h>
typedef struct _FriBidiRunStruct FriBidiRun;
struct _FriBidiRunStruct
{
FriBidiRun *prev;
FriBidiRun *next;
FriBidiStrIndex pos, len;
FriBidiCharType type;
FriBidiLevel level;
};
#define new_run FRIBIDI_PRIVATESPACE(new_run)
FriBidiRun *
new_run (
void
)
FRIBIDI_GNUC_HIDDEN FRIBIDI_GNUC_MALLOC FRIBIDI_GNUC_WARN_UNUSED;
#define free_run FRIBIDI_PRIVATESPACE(free_run)
void free_run (
FriBidiRun *run
) FRIBIDI_GNUC_HIDDEN;
#define new_run_list FRIBIDI_PRIVATESPACE(new_run_list)
FriBidiRun *new_run_list (
void
)
FRIBIDI_GNUC_HIDDEN FRIBIDI_GNUC_MALLOC FRIBIDI_GNUC_WARN_UNUSED;
#define free_run_list FRIBIDI_PRIVATESPACE(free_run_list)
void free_run_list (
FriBidiRun *run_list
) FRIBIDI_GNUC_HIDDEN;
#define run_list_encode_bidi_types FRIBIDI_PRIVATESPACE(run_list_encode_bidi_types)
FriBidiRun *run_list_encode_bidi_types (
const FriBidiCharType *bidi_types,
const FriBidiStrIndex len
)
FRIBIDI_GNUC_HIDDEN FRIBIDI_GNUC_WARN_UNUSED;
#define shadow_run_list FRIBIDI_PRIVATESPACE(shadow_run_list)
fribidi_boolean shadow_run_list (
FriBidiRun *base,
FriBidiRun *over,
fribidi_boolean preserve_length
)
FRIBIDI_GNUC_HIDDEN FRIBIDI_GNUC_WARN_UNUSED;
#define swap(a,b) \
FRIBIDI_BEGIN_STMT \
void *t; \
(t) = (a); \
(a) = (b); \
(b) = (t); \
FRIBIDI_END_STMT
#define merge_lists(a,b) \
FRIBIDI_BEGIN_STMT \
swap((a)->prev->next, (b)->prev->next); \
swap((a)->prev, (b)->prev); \
FRIBIDI_END_STMT
#define delete_node(x) \
FRIBIDI_BEGIN_STMT \
(x)->prev->next = (x)->next; \
(x)->next->prev = (x)->prev; \
FRIBIDI_END_STMT
#define insert_node_before(x, list) \
FRIBIDI_BEGIN_STMT \
(x)->prev = (list)->prev; \
(list)->prev->next = (x); \
(x)->next = (list); \
(list)->prev = (x); \
FRIBIDI_END_STMT
#define move_node_before(x, list) \
FRIBIDI_BEGIN_STMT \
if ((x)->prev) { \
delete_node(x); \
} \
insert_node_before((x), (list)); \
FRIBIDI_END_STMT
#define for_run_list(x, list) \
for ((x) = (list)->next; (x)->type != FRIBIDI_TYPE_SENTINEL; (x) = (x)->next)
#if DEBUG+0
#define fribidi_validate_run_list FRIBIDI_PRIVATESPACE(validate_run_list)
void fribidi_validate_run_list (
FriBidiRun *run_list /* input run list */
) FRIBIDI_GNUC_HIDDEN;
#else /* !DEBUG */
#define fribidi_validate_run_list(run_list) fribidi_assert(run_list)
#endif /* !DEBUG */
#include <fribidi-enddecls.h>
#endif /* !_RUN_H */
/* Editor directions:
* vim:textwidth=78:tabstop=8:shiftwidth=2:autoindent:cindent
*/
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