glib/glib/gunibreak.c
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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/* gunibreak.c - line break properties
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 *
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 *  Copyright 2000 Red Hat, Inc.
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 * Portions copyright (c) 2006 Nokia Corporation.  All rights reserved.
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 *
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 * The Gnome Library is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Lesser General Public License as
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 * published by the Free Software Foundation; either version 2 of the
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 * License, or (at your option) any later version.
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 *
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 * The Gnome Library is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 * Lesser General Public License for more details.
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 *
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 * You should have received a copy of the GNU Lesser General Public
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 * License along with the Gnome Library; see the file COPYING.LIB.  If not,
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 * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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 *   Boston, MA 02111-1307, USA.
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 */
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#include "config.h"
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#include <stdlib.h>
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#include "glib.h"
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#include "gunibreak.h"
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#include "galias.h"
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#define TPROP_PART1(Page, Char) \
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  ((break_property_table_part1[Page] >= G_UNICODE_MAX_TABLE_INDEX) \
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   ? (break_property_table_part1[Page] - G_UNICODE_MAX_TABLE_INDEX) \
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   : (break_property_data[break_property_table_part1[Page]][Char]))
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#define TPROP_PART2(Page, Char) \
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  ((break_property_table_part2[Page] >= G_UNICODE_MAX_TABLE_INDEX) \
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   ? (break_property_table_part2[Page] - G_UNICODE_MAX_TABLE_INDEX) \
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   : (break_property_data[break_property_table_part2[Page]][Char]))
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#define PROP(Char) \
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  (((Char) <= G_UNICODE_LAST_CHAR_PART1) \
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   ? TPROP_PART1 ((Char) >> 8, (Char) & 0xff) \
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   : (((Char) >= 0xe0000 && (Char) <= G_UNICODE_LAST_CHAR) \
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      ? TPROP_PART2 (((Char) - 0xe0000) >> 8, (Char) & 0xff) \
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      : G_UNICODE_BREAK_UNKNOWN))
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/**
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 * g_unichar_break_type:
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 * @c: a Unicode character
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 * 
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 * Determines the break type of @c. @c should be a Unicode character
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 * (to derive a character from UTF-8 encoded text, use
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 * g_utf8_get_char()). The break type is used to find word and line
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 * breaks ("text boundaries"), Pango implements the Unicode boundary
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 * resolution algorithms and normally you would use a function such
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 * as pango_break() instead of caring about break types yourself.
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 * 
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 * Return value: the break type of @c
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 **/
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EXPORT_C GUnicodeBreakType
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g_unichar_break_type (gunichar c)
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{
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  return PROP (c);
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}
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#define __G_UNIBREAK_C__
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#include "galiasdef.c"