arabic_modules="arabic-lang"
basic_modules="basic-fc,basic-win32,basic-x,basic-atsui,basic-coretext"
indic_modules="indic-fc,indic-lang"
-thai_modules="thai-fc"
+thai_modules=""
if $have_libthai ; then
thai_modules="$thai_modules,thai-lang"
AM_CONDITIONAL(INCLUDE_BASIC_CORE_TEXT, echo $included_modules | egrep '(^|,)basic-coretext($|,)' > /dev/null)
AM_CONDITIONAL(INCLUDE_INDIC_FC, echo $included_modules | egrep '(^|,)indic-fc($|,)' > /dev/null)
AM_CONDITIONAL(INCLUDE_INDIC_LANG, echo $included_modules | egrep '(^|,)indic-lang($|,)' > /dev/null)
-AM_CONDITIONAL(INCLUDE_THAI_FC, echo $included_modules | egrep '(^|,)thai-fc($|,)' > /dev/null)
AM_CONDITIONAL(INCLUDE_THAI_LANG, echo $included_modules | egrep '(^|,)thai-lang($|,)' > /dev/null)
AM_CONDITIONAL(DYNAMIC_ARABIC_LANG, echo $dynamic_modules | egrep '(^|,)arabic-lang($|,)' > /dev/null)
AM_CONDITIONAL(DYNAMIC_BASIC_CORE_TEXT, echo $dynamic_modules | egrep '(^|,)basic-coretext($|,)' > /dev/null)
AM_CONDITIONAL(DYNAMIC_INDIC_FC, echo $dynamic_modules | egrep '(^|,)indic-fc($|,)' > /dev/null)
AM_CONDITIONAL(DYNAMIC_INDIC_LANG, echo $dynamic_modules | egrep '(^|,)indic-lang($|,)' > /dev/null)
-AM_CONDITIONAL(DYNAMIC_THAI_FC, echo $dynamic_modules | egrep '(^|,)thai-fc($|,)' > /dev/null)
AM_CONDITIONAL(DYNAMIC_THAI_LANG, echo $dynamic_modules | egrep '(^|,)thai-lang($|,)' > /dev/null)
#
include $(top_srcdir)/modules/Module.mk
-shaper_sources = thai-charprop.c thai-charprop.h thai-shaper.c thai-shaper.h
-
-if HAVE_FREETYPE
-INCLUDES += $(FREETYPE_CFLAGS)
-if INCLUDE_THAI_FC
-noinst_LTLIBRARIES += libpango-thai-fc.la
-else
-if DYNAMIC_THAI_FC
-module_LTLIBRARIES += pango-thai-fc.la
-endif
-endif
-endif
-
-thai_fc_sources = $(shaper_sources) thai-fc.c
-
-pango_thai_fc_la_LDFLAGS = -module $(MODULE_LIBTOOL_OPTIONS)
-pango_thai_fc_la_LIBADD = $(pangoft2libs)
-pango_thai_fc_la_SOURCES = $(thai_fc_sources)
-libpango_thai_fc_la_SOURCES = $(thai_fc_sources)
-libpango_thai_fc_la_CFLAGS = -DPANGO_MODULE_PREFIX=_pango_thai_fc
-
-
if INCLUDE_THAI_LANG
noinst_LTLIBRARIES += libpango-thai-lang.la
else
+++ /dev/null
-/* Pango
- * thai-charprop.c: character property tables
- *
- * Copyright (C) 2004 Theppitak Karoonboonyanan
- * Copyright (C) 2002 Software and Language Engineering Laboratory, NECTEC
- * Author: Theppitak Karoonboonyanan <thep@linux.thai.net>
- *
- * Copyright (c) 1996-2000 by Sun Microsystems, Inc.
- * Author: Chookij Vanatham <Chookij.Vanatham@Eng.Sun.COM>
- *
- * 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.
- */
-#include "config.h"
-#include "thai-charprop.h"
-
-const gshort thai_char_type[256] = {
- /* 0, 1, 2, 3, 4, 5, 6, 7,
- 8, 9, A, B, C, D, E, F */
-
- /* CL1 */
- /*00*/ _ND, _ND, _ND, _ND, _ND, _ND, _ND, _ND,
- _ND, _ND, _ND, _ND, _ND, _ND, _ND, _ND,
- /*10*/ _ND, _ND, _ND, _ND, _ND, _ND, _ND, _ND,
- _ND, _ND, _ND, _ND, _ND, _ND, _ND, _ND,
-
- /* Lao zone: [U+0E80..U+0EDF] */
- /*20*/ _ND, _NC, _NC, _ND, _NC, _ND, _ND, _NC,
- _NC, _ND, _NC, _ND, _ND, _NC, _ND, _ND,
- /*30*/ _ND, _ND, _ND, _ND, _NC, _NC, _NC, _NC,
- _ND, _NC, _NC, _UC, _NC, _UC, _NC, _UC,
- /*40*/ _ND, _NC, _UC, _NC, _ND, _NC, _ND, _NC,
- _ND, _ND, _NC, _NC, _ND, _NC, _NC, _ND,
- /*50*/ _ND, _AV, _ND, _AM, _AV, _AV, _AV, _AV,
- _BV, _BV, _ND, _AV, _BD, _NC, _ND, _ND,
- /*60*/ _ND, _ND, _ND, _ND, _ND, _ND, _ND, _AD,
- _TN, _TN, _TN, _TN, _AD, _AD, _ND, _ND,
- /*70*/ _ND, _ND, _ND, _ND, _ND, _ND, _ND, _ND,
- _ND, _ND, _ND, _ND, _NC, _NC, _ND, _ND,
-
- /* CL2 */
- /*80*/ _ND, _ND, _ND, _ND, _ND, _ND, _ND, _ND,
- _ND, _ND, _ND, _ND, _ND, _ND, _ND, _ND,
- /*90*/ _ND, _ND, _ND, _ND, _ND, _ND, _ND, _ND,
- _ND, _ND, _ND, _ND, _ND, _ND, _ND, _ND,
-
- /* Thai zone: [U+0E00..U+0E5F] */
- /*A0*/ _ND, _NC, _NC, _NC, _NC, _NC, _NC, _NC,
- _NC, _NC, _NC, _NC, _NC, _SC, _BC, _BC,
- /*B0*/ _SC, _NC, _NC, _NC, _NC, _NC, _NC, _NC,
- _NC, _NC, _NC, _UC, _NC, _UC, _NC, _UC,
- /*C0*/ _NC, _NC, _NC, _NC, _ND, _NC, _ND, _NC,
- _NC, _NC, _NC, _NC, _UC, _NC, _NC, _ND,
- /*D0*/ _ND, _AV, _ND, _AM, _AV, _AV, _AV, _AV,
- _BV, _BV, _BD, _ND, _ND, _ND, _ND, _ND,
- /*E0*/ _ND, _ND, _ND, _ND, _ND, _ND, _ND, _AD,
- _TN, _TN, _TN, _TN, _AD, _AD, _AD, _ND,
- /*F0*/ _ND, _ND, _ND, _ND, _ND, _ND, _ND, _ND,
- _ND, _ND, _ND, _ND, _ND, _ND, _ND, _ND,
-};
-
-const gshort thai_TAC_char_class[256] = {
- /* 0, 1, 2, 3, 4, 5, 6, 7,
- 8, 9, A, B, C, D, E, F */
-
- /* CL1 */
- /*00*/ CTRL,CTRL,CTRL,CTRL,CTRL,CTRL,CTRL,CTRL,
- CTRL,CTRL,CTRL,CTRL,CTRL,CTRL,CTRL,CTRL,
- /*10*/ CTRL,CTRL,CTRL,CTRL,CTRL,CTRL,CTRL,CTRL,
- CTRL,CTRL,CTRL,CTRL,CTRL,CTRL,CTRL,CTRL,
-
- /* Lao zone: [U+0E80..U+0EDF] */
- /*20*/ NON,CONS,CONS, NON,CONS, NON, NON,CONS,
- CONS, NON,CONS, NON, NON,CONS, NON, NON,
- /*30*/ NON, NON, NON, NON,CONS,CONS,CONS,CONS,
- NON,CONS,CONS,CONS,CONS,CONS,CONS,CONS,
- /*40*/ NON,CONS,CONS,CONS, NON,CONS, NON,CONS,
- NON, NON,CONS,CONS, NON,CONS,CONS, NON,
- /*50*/ FV1, AV2, FV1, AM, AV1, AV3, AV2, AV3,
- BV1, BV2, NON, AV2,BCON, FV3, NON, NON,
- /*60*/ LV, LV, LV, LV, LV, NON, NON, NON,
- TONE,TONE,TONE,TONE, AD1, AD4, NON, NON,
- /*70*/ NON, NON, NON, NON, NON, NON, NON, NON,
- NON, NON, NON, NON,CONS,CONS, NON,CTRL,
-
- /* CL2 */
- /*80*/ CTRL,CTRL,CTRL,CTRL,CTRL,CTRL,CTRL,CTRL,
- CTRL,CTRL,CTRL,CTRL,CTRL,CTRL,CTRL,CTRL,
- /*90*/ CTRL,CTRL,CTRL,CTRL,CTRL,CTRL,CTRL,CTRL,
- CTRL,CTRL,CTRL,CTRL,CTRL,CTRL,CTRL,CTRL,
-
- /* Thai zone: [U+0E00..U+0E5F] */
- /*A0*/ NON,CONS,CONS,CONS,CONS,CONS,CONS,CONS,
- CONS,CONS,CONS,CONS,CONS,CONS,CONS,CONS,
- /*B0*/ CONS,CONS,CONS,CONS,CONS,CONS,CONS,CONS,
- CONS,CONS,CONS,CONS,CONS,CONS,CONS,CONS,
- /*C0*/ CONS,CONS,CONS,CONS, FV3,CONS, FV3,CONS,
- CONS,CONS,CONS,CONS,CONS,CONS,CONS, NON,
- /*D0*/ FV1, AV2, FV1, AM, AV1, AV3, AV2, AV3,
- BV1, BV2, BD, NON, NON, NON, NON, NON,
- /*E0*/ LV, LV, LV, LV, LV, FV2, NON, AD2,
- TONE,TONE,TONE,TONE, AD1, AD4, AD3, NON,
- /*F0*/ NON, NON, NON, NON, NON, NON, NON, NON,
- NON, NON, NON, NON, NON, NON, NON,CTRL,
-};
-
-const gchar thai_TAC_compose_input[20][20] = {
- /* row: Cn-1, column: Cn */
- /*CTRL NON CONS LV FV1 FV2 FV3 AM BV1 BV2
- * BD TONE AD1 AD2 AD3 AD4 AV1 AV2 AV3 BCON*/
-/*CTRL*/{'X','A','A','A','A','A','A','R','R','R',
- 'R','R','R','R','R','R','R','R','R','R'},
-/*NON */{'X','A','A','A','S','S','A','R','R','R',
- 'R','R','R','R','R','R','R','R','R','R'},
-/*CONS*/{'X','A','A','A','A','S','A','C','C','C',
- 'C','C','C','C','C','C','C','C','C','C'},
-/*LV */{'X','S','A','S','S','S','S','R','R','R',
- 'R','R','R','R','R','R','R','R','R','R'},
-/*FV1 */{'X','A','A','A','A','S','A','R','R','R',
- 'R','R','R','R','R','R','R','R','R','R'},
-/*FV2 */{'X','A','A','A','A','S','A','R','R','R',
- 'R','R','R','R','R','R','R','R','R','R'},
-/*FV3 */{'X','A','A','A','S','A','S','R','R','R',
- 'R','R','R','R','R','R','R','R','R','R'},
-/*AM */{'X','A','A','A','S','S','A','R','R','R',
- 'R','R','R','R','R','R','R','R','R','R'},
-/*BV1 */{'X','A','A','A','S','S','A','R','R','R',
- 'R','C','C','R','R','C','R','R','R','R'},
-/*BV2 */{'X','A','A','A','S','S','A','R','R','R',
- 'R','C','R','R','R','R','R','R','R','R'},
-/*BD */{'X','A','A','A','S','S','A','R','R','R',
- 'R','R','R','R','R','R','R','R','R','R'},
-/*TONE*/{'X','A','A','A','A','A','A','C','R','R',
- 'R','R','R','R','R','R','R','R','R','R'},
-/*AD1 */{'X','A','A','A','S','S','A','R','R','R',
- 'R','R','R','R','R','R','R','R','R','R'},
-/*AD2 */{'X','A','A','A','S','S','A','R','R','R',
- 'R','R','R','R','R','R','R','R','R','R'},
-/*AD3 */{'X','A','A','A','S','S','A','R','R','R',
- 'R','R','R','R','R','R','R','R','R','R'},
-/*AD4 */{'X','A','A','A','S','S','A','R','R','R',
- 'R','C','R','R','R','R','R','R','R','R'},
-/*AV1 */{'X','A','A','A','S','S','A','R','R','R',
- 'R','C','C','R','R','C','R','R','R','R'},
-/*AV2 */{'X','A','A','A','S','S','A','R','R','R',
- 'R','C','R','R','R','R','R','R','R','R'},
-/*AV3 */{'X','A','A','A','S','S','A','R','R','R',
- 'R','C','R','C','R','R','R','R','R','R'},
-/*BCON*/{'X','A','A','A','A','S','A','C','C','C',
- 'R','C','R','R','R','C','C','C','C','R'},
-};
-
+++ /dev/null
-/* Pango
- * thai-charprop.h:
- *
- * Copyright (C) 1999 Red Hat Software
- * Author: Owen Taylor <otaylor@redhat.com>
- *
- * Copyright (C) 2004 Theppitak Karoonboonyanan
- * Copyright (C) 2002 Software and Language Engineering Laboratory, NECTEC
- * Author: Theppitak Karoonboonyanan <thep@linux.thai.net>
- *
- * Copyright (c) 1996-2000 by Sun Microsystems, Inc.
- * Author: Chookij Vanatham <Chookij.Vanatham@Eng.Sun.COM>
- *
- * 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 __THAI_CHARPROP_H__
-#define __THAI_CHARPROP_H__
-
-#include <glib.h>
-
-#define isthai(wc) (0x0E00 <= (wc) && (wc) < 0x0E60)
-#define islao(wc) (0x0E80 <= (wc) && (wc) < 0x0EE0)
-/* ucs2tis()
- * Lao: [0x0E80..0x0EDF] -> [0x20..0x7F]
- * Thai: [0x0E00..0x0E5F] -> [0xA0..0xFF]
- */
-#define ucs2tis(wc) (((wc) - 0x0E00 + 0x20)^0x80)
-
-/* Define TACTIS character classes */
-#define CTRL 0
-#define NON 1
-#define CONS 2
-#define LV 3
-#define FV1 4
-#define FV2 5
-#define FV3 6
-#define AM 7
-#define BV1 8
-#define BV2 9
-#define BD 10
-#define TONE 11
-#define AD1 12
-#define AD2 13
-#define AD3 14
-#define AD4 15
-#define AV1 16
-#define AV2 17
-#define AV3 18
-#define BCON 19
-
-#define _ND 0
-#define _NC 1
-#define _UC (1<<1)
-#define _BC (1<<2)
-#define _SC (1<<3)
-#define _AV (1<<4)
-#define _BV (1<<5)
-#define _TN (1<<6)
-#define _AD (1<<7)
-#define _BD (1<<8)
-#define _AM (1<<9)
-
-#define NoTailCons _NC
-#define UpTailCons _UC
-#define BotTailCons _BC
-#define SpltTailCons _SC
-#define Cons (NoTailCons|UpTailCons|BotTailCons|SpltTailCons)
-#define AboveVowel _AV
-#define BelowVowel _BV
-#define Tone _TN
-#define AboveDiac _AD
-#define BelowDiac _BD
-#define SaraAm _AM
-
-#define is_char_type(wc, mask) (thai_char_type[ucs2tis ((wc))] & (mask))
-#define TAC_char_class(wc) \
- (isthai(wc)||islao(wc) ? thai_TAC_char_class[ucs2tis (wc)] : NON)
-#define TAC_compose_input(wc1,wc2) \
- thai_TAC_compose_input[TAC_char_class(wc1)][TAC_char_class(wc2)]
-
-extern const gshort thai_char_type[256];
-extern const gshort thai_TAC_char_class[256];
-extern const gchar thai_TAC_compose_input[20][20];
-
-#endif /* __THAI_CHARPROP_H__ */
+++ /dev/null
-/* Pango
- * thai-fc.c:
- *
- * Copyright (C) 1999, 2007 Red Hat Software
- * Copyright (C) 2002 NECTEC
- * Copyright (c) 1996-2000 by Sun Microsystems, Inc.
- * Authors:
- * Owen Taylor <otaylor@redhat.com>
- * Theppitak Karoonboonyanan <thep@links.nectec.or.th>
- * Chookij Vanatham <Chookij.Vanatham@Eng.Sun.COM>
- * Behdad Esfahbod <behdad@behdad.org>
- *
- * 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.
- */
-
-
-#include "config.h"
-#include <string.h>
-
-#include <glib.h>
-#include "pango-ot.h"
-
-#include "pango-engine.h"
-#include "pangofc-font.h"
-
-#include "thai-shaper.h"
-
-/* No extra fields needed */
-typedef PangoEngineShape ThaiEngineFc;
-typedef PangoEngineShapeClass ThaiEngineFcClass ;
-
-#define SCRIPT_ENGINE_NAME "ThaiScriptEngineFc"
-#define RENDER_TYPE PANGO_RENDER_TYPE_FC
-
-/* We handle the range U+0e01 to U+0e5b exactly
- */
-static PangoEngineScriptInfo thai_scripts[] = {
- { PANGO_SCRIPT_THAI, "*" },
- { PANGO_SCRIPT_LAO, "*" },
-};
-
-static PangoEngineInfo script_engines[] = {
- {
- SCRIPT_ENGINE_NAME,
- PANGO_ENGINE_TYPE_SHAPE,
- RENDER_TYPE,
- thai_scripts, G_N_ELEMENTS(thai_scripts)
- }
-};
-
-/* TIS-to-Unicode glyph maps for characters 0x80-0xff
- */
-static const int tis620_0[128] = {
- /**/ 0, 0, 0, 0, 0, 0, 0, 0,
- /**/ 0, 0, 0, 0, 0, 0, 0, 0,
- /**/ 0, 0, 0, 0, 0, 0, 0, 0,
- /**/ 0, 0, 0, 0, 0, 0, 0, 0,
- 0x0020, 0x0e01, 0x0e02, 0x0e03, 0x0e04, 0x0e05, 0x0e06, 0x0e07,
- 0x0e08, 0x0e09, 0x0e0a, 0x0e0b, 0x0e0c, 0x0e0d, 0x0e0e, 0x0e0f,
- 0x0e10, 0x0e11, 0x0e12, 0x0e13, 0x0e14, 0x0e15, 0x0e16, 0x0e17,
- 0x0e18, 0x0e19, 0x0e1a, 0x0e1b, 0x0e1c, 0x0e1d, 0x0e1e, 0x0e1f,
- 0x0e20, 0x0e21, 0x0e22, 0x0e23, 0x0e24, 0x0e25, 0x0e26, 0x0e27,
- 0x0e28, 0x0e29, 0x0e2a, 0x0e2b, 0x0e2c, 0x0e2d, 0x0e2e, 0x0e2f,
- 0x0e30, 0x0e31, 0x0e32, 0x0e33, 0x0e34, 0x0e35, 0x0e36, 0x0e37,
- 0x0e38, 0x0e39, 0x0e3a, 0, 0, 0, 0, 0x0e3f,
- 0x0e40, 0x0e41, 0x0e42, 0x0e43, 0x0e44, 0x0e45, 0x0e46, 0x0e47,
- 0x0e48, 0x0e49, 0x0e4a, 0x0e4b, 0x0e4c, 0x0e4d, 0x0e4e, 0x0e4f,
- 0x0e50, 0x0e51, 0x0e52, 0x0e53, 0x0e54, 0x0e55, 0x0e56, 0x0e57,
- 0x0e58, 0x0e59, 0x0e5a, 0x0e5b, 0, 0, 0, 0
-};
-
-static const int tis620_1[128] = {
- 0xf89e, 0, 0, 0xf88c, 0xf88f, 0xf892, 0xf895, 0xf898,
- 0xf88b, 0xf88e, 0xf891, 0xf894, 0xf897, 0, 0, 0xf899,
- 0xf89a, 0, 0xf884, 0xf889, 0xf885, 0xf886, 0xf887, 0xf888,
- 0xf88a, 0xf88d, 0xf890, 0xf893, 0xf896, 0, 0, 0,
- /**/ 0, 0x0e01, 0x0e02, 0x0e03, 0x0e04, 0x0e05, 0x0e06, 0x0e07,
- 0x0e08, 0x0e09, 0x0e0a, 0x0e0b, 0x0e0c, 0x0e0d, 0x0e0e, 0x0e0f,
- 0x0e10, 0x0e11, 0x0e12, 0x0e13, 0x0e14, 0x0e15, 0x0e16, 0x0e17,
- 0x0e18, 0x0e19, 0x0e1a, 0x0e1b, 0x0e1c, 0x0e1d, 0x0e1e, 0x0e1f,
- 0x0e20, 0x0e21, 0x0e22, 0x0e23, 0x0e24, 0x0e25, 0x0e26, 0x0e27,
- 0x0e28, 0x0e29, 0x0e2a, 0x0e2b, 0x0e2c, 0x0e2d, 0x0e2e, 0x0e2f,
- 0x0e30, 0x0e31, 0x0e32, 0x0e33, 0x0e34, 0x0e35, 0x0e36, 0x0e37,
- 0x0e38, 0x0e39, 0x0e3a, 0, 0, 0, 0, 0x0e3f,
- 0x0e40, 0x0e41, 0x0e42, 0x0e43, 0x0e44, 0x0e45, 0x0e46, 0x0e47,
- 0x0e48, 0x0e49, 0x0e4a, 0x0e4b, 0x0e4c, 0x0e4d, 0, 0x0e4f,
- 0x0e50, 0x0e51, 0x0e52, 0x0e53, 0x0e54, 0x0e55, 0x0e56, 0x0e57,
- 0x0e58, 0x0e59, 0, 0, 0xf89b, 0xf89c, 0xf89d, 0
-};
-
-static const int tis620_2[128] = {
- 0xf700, 0xf701, 0xf702, 0xf703, 0xf704, 0x2026, 0xf705, 0xf706,
- 0xf707, 0xf708, 0xf709, 0xf70a, 0xf70b, 0xf70c, 0xf70d, 0xf70e,
- 0xf70f, 0x2018, 0x2019, 0x201c, 0x201d, 0x2022, 0x2013, 0x2014,
- 0xf710, 0xf711, 0xf712, 0xf713, 0xf714, 0xf715, 0xf716, 0xf717,
- 0x00a0, 0x0e01, 0x0e02, 0x0e03, 0x0e04, 0x0e05, 0x0e06, 0x0e07,
- 0x0e08, 0x0e09, 0x0e0a, 0x0e0b, 0x0e0c, 0x0e0d, 0x0e0e, 0x0e0f,
- 0x0e10, 0x0e11, 0x0e12, 0x0e13, 0x0e14, 0x0e15, 0x0e16, 0x0e17,
- 0x0e18, 0x0e19, 0x0e1a, 0x0e1b, 0x0e1c, 0x0e1d, 0x0e1e, 0x0e1f,
- 0x0e20, 0x0e21, 0x0e22, 0x0e23, 0x0e24, 0x0e25, 0x0e26, 0x0e27,
- 0x0e28, 0x0e29, 0x0e2a, 0x0e2b, 0x0e2c, 0x0e2d, 0x0e2e, 0x0e2f,
- 0x0e30, 0x0e31, 0x0e32, 0x0e33, 0x0e34, 0x0e35, 0x0e36, 0x0e37,
- 0x0e38, 0x0e39, 0x0e3a, 0, 0, 0, 0, 0x0e3f,
- 0x0e40, 0x0e41, 0x0e42, 0x0e43, 0x0e44, 0x0e45, 0x0e46, 0x0e47,
- 0x0e48, 0x0e49, 0x0e4a, 0x0e4b, 0x0e4c, 0x0e4d, 0x0e4e, 0x0e4f,
- 0x0e50, 0x0e51, 0x0e52, 0x0e53, 0x0e54, 0x0e55, 0x0e56, 0x0e57,
- 0x0e58, 0x0e59, 0x0e5a, 0x0e5b, 0xf718, 0xf719, 0xf71a, 0
-};
-
-static const int lao_0[128] = {
- /**/ 0, 0, 0, 0, 0, 0, 0, 0,
- /**/ 0, 0, 0, 0, 0, 0, 0, 0,
- /**/ 0, 0, 0, 0, 0, 0, 0, 0,
- /**/ 0, 0, 0, 0, 0, 0, 0, 0,
- 0x0020, 0x0e81, 0x0e82, 0, 0x0e84, 0, 0, 0x0e87,
- 0x0e88, 0, 0x0e8a, 0, 0, 0x0e8d, 0, 0,
- 0, 0, 0, 0, 0x0e94, 0x0e95, 0x0e96, 0x0e97,
- /**/ 0, 0x0e99, 0x0e9a, 0x0e9b, 0x0e9c, 0x0e9d, 0x0e9e, 0x0e9f,
- /**/ 0, 0x0ea1, 0x0ea2, 0x0ea3, 0, 0x0ea5, 0, 0x0ea7,
- /**/ 0, 0, 0x0eaa, 0x0eab, 0, 0x0ead, 0x0eae, 0x0eaf,
- 0x0eb0, 0x0eb1, 0x0eb2, 0x0eb3, 0x0eb4, 0x0eb5, 0x0eb6, 0x0eb7,
- 0x0eb8, 0x0eb9, 0, 0x0ebb, 0x0ebc, 0x0ebd, 0, 0,
- 0x0ec0, 0x0ec1, 0x0ec2, 0x0ec3, 0x0ec4, 0, 0x0ec6, 0,
- 0x0ec8, 0x0ec9, 0x0eca, 0x0ecb, 0x0ecc, 0x0ecd, 0, 0,
- 0x0ed0, 0x0ed1, 0x0ed2, 0x0ed3, 0x0ed4, 0x0ed5, 0x0ed6, 0x0ed7,
- 0x0ed8, 0x0ed9, 0, 0, 0x0edc, 0x0edd, 0, 0
-};
-static int
-contain_glyphs(PangoFont *font, const int glyph_map[128])
-{
- PangoFcFont *fc_font = (PangoFcFont *)font;
- unsigned char c;
-
- for (c = 0; c < 0x80; c++)
- {
- if (glyph_map[c])
- {
- if (!pango_fc_font_has_char (fc_font, glyph_map[c]))
- return 0;
- }
- }
- return 1;
-}
-
-/* Returns a structure with information we will use to rendering given the
- * #PangoFont. This is computed once per font and cached for later retrieval.
- */
-static ThaiFontInfo *
-thai_get_font_info (PangoFont *font,
- const PangoOTRuleset *ruleset)
-{
- ThaiFontInfo *font_info;
- static GQuark info_id = 0;
-
- if (G_UNLIKELY (!info_id))
- info_id = g_quark_from_string ("thai-font-info");
-
- font_info = g_object_get_qdata (G_OBJECT (font), info_id);
-
- if (G_UNLIKELY (!font_info))
- {
- /* No cached information not found, so we need to compute it
- * from scratch
- */
- font_info = g_new (ThaiFontInfo, 1);
- font_info->font = font;
-
- /* detect font set by determining availibility of OT ruleset & glyphs */
- if (pango_ot_ruleset_get_feature_count (ruleset, NULL, NULL))
- font_info->font_set = THAI_FONT_TIS;
- else if (contain_glyphs(font, tis620_2))
- font_info->font_set = THAI_FONT_TIS_WIN;
- else if (contain_glyphs(font, tis620_1))
- font_info->font_set = THAI_FONT_TIS_MAC;
- else
- font_info->font_set = THAI_FONT_TIS;
-
- g_object_set_qdata_full (G_OBJECT (font), info_id, font_info, (GDestroyNotify)g_free);
- }
-
- return font_info;
-}
-
-static gunichar
-get_glyph_index_tis (ThaiFontInfo *font_info, guchar c)
-{
- if (!(c & 0x80))
- return lao_0[c];
-
- switch (font_info->font_set) {
- default:
- case THAI_FONT_NONE: return 0;
- case THAI_FONT_TIS: return tis620_0[c & 0x7f];
- case THAI_FONT_TIS_MAC: return tis620_1[c & 0x7f];
- case THAI_FONT_TIS_WIN: return tis620_2[c & 0x7f];
- }
-}
-
-PangoGlyph
-thai_get_glyph_tis (ThaiFontInfo *font_info, guchar c)
-{
- return thai_get_glyph_uni (font_info, get_glyph_index_tis (font_info, c));
-}
-
-PangoGlyph
-thai_make_glyph_tis (ThaiFontInfo *font_info, guchar c)
-{
- return thai_make_glyph_uni (font_info, get_glyph_index_tis (font_info, c));
-}
-
-PangoGlyph
-thai_get_glyph_uni (ThaiFontInfo *font_info, gunichar uc)
-{
- return pango_fc_font_get_glyph ((PangoFcFont *)font_info->font, uc);
-}
-
-PangoGlyph
-thai_make_glyph_uni (ThaiFontInfo *font_info, gunichar uc)
-{
- PangoGlyph result;
- PangoFcFont *fc_font = (PangoFcFont *)font_info->font;
-
- result = pango_fc_font_get_glyph (fc_font, uc);
- if (result)
- return result;
- else
- return PANGO_GET_UNKNOWN_GLYPH ( uc);
-}
-
-static const PangoOTFeatureMap gsub_features[] =
-{
- {"ccmp", PANGO_OT_ALL_GLYPHS},
- {"locl", PANGO_OT_ALL_GLYPHS},
- {"liga", PANGO_OT_ALL_GLYPHS},
-};
-
-static const PangoOTFeatureMap gpos_features[] =
-{
- {"kern", PANGO_OT_ALL_GLYPHS},
- {"mark", PANGO_OT_ALL_GLYPHS},
- {"mkmk", PANGO_OT_ALL_GLYPHS}
-};
-
-static void
-thai_engine_shape (PangoEngineShape *engine G_GNUC_UNUSED,
- PangoFont *font,
- const char *text,
- gint length,
- const PangoAnalysis *analysis,
- PangoGlyphString *glyphs)
-{
- PangoFcFont *fc_font;
- FT_Face face;
- PangoOTRulesetDescription desc;
- const PangoOTRuleset *ruleset;
- PangoOTBuffer *buffer;
- gint i;
- ThaiFontInfo *font_info;
-
- g_return_if_fail (font != NULL);
- g_return_if_fail (text != NULL);
- g_return_if_fail (length >= 0);
- g_return_if_fail (analysis != NULL);
-
- fc_font = PANGO_FC_FONT (font);
- face = pango_fc_font_lock_face (fc_font);
- if (!face)
- return;
-
- desc.script = analysis->script;
- desc.language = analysis->language;
-
- desc.n_static_gsub_features = G_N_ELEMENTS (gsub_features);
- desc.static_gsub_features = gsub_features;
- desc.n_static_gpos_features = G_N_ELEMENTS (gpos_features);
- desc.static_gpos_features = gpos_features;
-
- /* TODO populate other_features from analysis->extra_attrs */
- desc.n_other_features = 0;
- desc.other_features = NULL;
-
- ruleset = pango_ot_ruleset_get_for_description (pango_ot_info_get (face), &desc);
-
- font_info = thai_get_font_info (font, ruleset);
-
- thai_set_glyphs (font_info, text, length, analysis->script, glyphs);
-
- buffer = pango_ot_buffer_new (PANGO_FC_FONT (font));
- pango_ot_buffer_set_rtl (buffer, analysis->level % 2 != 0);
-
- for (i = 0; i < glyphs->num_glyphs; i++)
- pango_ot_buffer_add_glyph (buffer,
- glyphs->glyphs[i].glyph,
- 0,
- glyphs->log_clusters[i]);
-
- pango_ot_ruleset_substitute (ruleset, buffer);
- pango_ot_ruleset_position (ruleset, buffer);
-
- pango_ot_buffer_output (buffer, glyphs);
- pango_ot_buffer_destroy (buffer);
-}
-
-PangoGlyph
-thai_make_unknown_glyph (ThaiFontInfo *font_info G_GNUC_UNUSED, gunichar uc)
-{
- return PANGO_GET_UNKNOWN_GLYPH (uc);
-}
-
-static void
-thai_engine_fc_class_init (PangoEngineShapeClass *class)
-{
- class->script_shape = thai_engine_shape;
-}
-
-PANGO_ENGINE_SHAPE_DEFINE_TYPE (ThaiEngineFc, thai_engine_fc,
- thai_engine_fc_class_init, NULL)
-
-void
-PANGO_MODULE_ENTRY(init) (GTypeModule *module)
-{
- thai_engine_fc_register_type (module);
-}
-
-void
-PANGO_MODULE_ENTRY(exit) (void)
-{
-}
-
-void
-PANGO_MODULE_ENTRY(list) (PangoEngineInfo **engines,
- int *n_engines)
-{
- *engines = script_engines;
- *n_engines = G_N_ELEMENTS (script_engines);
-}
-
-PangoEngine *
-PANGO_MODULE_ENTRY(create) (const char *id)
-{
- if (!strcmp (id, SCRIPT_ENGINE_NAME))
- return g_object_new (thai_engine_fc_type, NULL);
- else
- return NULL;
-}
+++ /dev/null
-/* Pango
- * thai-shaper.c:
- *
- * Copyright (C) 1999 Red Hat Software
- * Author: Owen Taylor <otaylor@redhat.com>
- *
- * Copyright (C) 2005 Theppitak Karoonboonyanan
- * Copyright (C) 2002 Software and Language Engineering Laboratory, NECTEC
- * Author: Theppitak Karoonboonyanan <thep@links.nectec.or.th>
- *
- * Copyright (c) 1996-2000 by Sun Microsystems, Inc.
- * Author: Chookij Vanatham <Chookij.Vanatham@Eng.Sun.COM>
- *
- * 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.
- */
-#include "config.h"
-#include <string.h>
-
-#include <glib.h>
-#include "pango-engine.h"
-#include "thai-charprop.h"
-#include "thai-shaper.h"
-
-#define MAX_CLUSTER_CHRS 256
-#define MAX_GLYPHS 256
-
-
-typedef struct {
- guchar Start_TONE_AD, Start_AV, Start_BV_BD, Start_TailCutCons;
-
- guchar ShiftDown_TONE_AD[8];
- guchar ShiftDownLeft_TONE_AD[8];
- guchar ShiftLeft_TONE_AD[8];
- guchar ShiftLeft_AV[7];
- guchar ShiftDown_BV_BD[3];
- guchar TailCutCons[4];
-
- guchar AmComp[2]; /* Sara Am components */
-} ThaiShapeTable;
-
-#define shiftdown_tone_ad(c,tbl) \
- ((tbl)->ShiftDown_TONE_AD[(c)-(tbl)->Start_TONE_AD])
-#define shiftdownleft_tone_ad(c,tbl) \
- ((tbl)->ShiftDownLeft_TONE_AD[(c)-(tbl)->Start_TONE_AD])
-#define shiftleft_tone_ad(c,tbl) \
- ((tbl)->ShiftLeft_TONE_AD[(c)-(tbl)->Start_TONE_AD])
-#define shiftleft_av(c,tbl) \
- ((tbl)->ShiftLeft_AV[(c)-(tbl)->Start_AV])
-#define shiftdown_bv_bd(c,tbl) \
- ((tbl)->ShiftDown_BV_BD[(c)-(tbl)->Start_BV_BD])
-#define tailcutcons(c,tbl) \
- ((tbl)->TailCutCons[(c)-(tbl)->Start_TailCutCons])
-
-/* No adjusted vowel/tonemark glyphs (tis620-0)
- */
-static const ThaiShapeTable tis620_0_shape_table = {
- 0xE7, 0xD1, 0xD8, 0xAD,
- { 0xE7, 0xE8, 0xE9, 0xEA, 0xEB, 0xEC, 0xED, 0xEE },
- { 0xE7, 0xE8, 0xE9, 0xEA, 0xEB, 0xEC, 0xED, 0xEE },
- { 0xE7, 0xE8, 0xE9, 0xEA, 0xEB, 0xEC, 0xED, 0xEE },
- { 0xD1, 0x00, 0x00, 0xD4, 0xD5, 0xD6, 0xD7 },
- { 0xD8, 0xD9, 0xDA },
- { 0xAD, 0x00, 0x00, 0xB0 },
- { 0xED, 0xD2 }
-};
-
-/* Macintosh
- */
-static const ThaiShapeTable Mac_shape_table = {
- 0xE7, 0xD1, 0xD8, 0xAD,
- { 0xE7, 0x88, 0x89, 0x8A, 0x8B, 0x8C, 0xED, 0xEE },
- { 0x93, 0x83, 0x84, 0x85, 0x86, 0x87, 0x8F, 0xEE },
- { 0x93, 0x98, 0x99, 0x9A, 0x9B, 0x9C, 0x8F, 0xEE },
- { 0x92, 0x00, 0x00, 0x94, 0x95, 0x96, 0x97 },
- { 0xFC, 0xFD, 0xFE },
- { 0x90, 0x00, 0x00, 0x80 },
- { 0xED, 0xD2 }
-};
-
-/* Microsoft Window
- */
-static const ThaiShapeTable Win_shape_table = {
- 0xE7, 0xD1, 0xD8, 0xAD,
- { 0xE7, 0x8B, 0x8C, 0x8D, 0x8E, 0x8F, 0xED, 0xEE },
- { 0x9A, 0x86, 0x87, 0x88, 0x89, 0x8A, 0x99, 0xEE },
- { 0x9A, 0x9B, 0x9C, 0x9D, 0x9E, 0x9F, 0x99, 0xEE },
- { 0x98, 0x00, 0x00, 0x81, 0x82, 0x83, 0x84 },
- { 0xFC, 0xFD, 0xFE },
- { 0x90, 0x00, 0x00, 0x80 },
- { 0xED, 0xD2 }
-};
-
-static const ThaiShapeTable Lao_shape_table = {
- 0x67, 0x51, 0x58, 0x2D,
- { 0x67, 0x68, 0x69, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E },
- { 0x67, 0x68, 0x69, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E },
- { 0x67, 0x68, 0x69, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E },
- { 0x51, 0x00, 0x00, 0x54, 0x55, 0x56, 0x57 },
- { 0x58, 0x59, 0x00 },
- { 0x2D, 0x00, 0x00, 0x30 },
- { 0x6D, 0x52 }
-};
-
-static void
-add_glyph (ThaiFontInfo *font_info,
- PangoGlyphString *glyphs,
- gint cluster_start,
- PangoGlyph glyph,
- gboolean combining)
-{
- PangoRectangle ink_rect, logical_rect;
- gint index = glyphs->num_glyphs;
-
- pango_glyph_string_set_size (glyphs, index + 1);
-
- glyphs->glyphs[index].glyph = glyph;
- glyphs->glyphs[index].attr.is_cluster_start = combining ? 0 : 1;
-
- glyphs->log_clusters[index] = cluster_start;
-
- pango_font_get_glyph_extents (font_info->font,
- glyphs->glyphs[index].glyph, &ink_rect, &logical_rect);
-
- if (combining || logical_rect.width > 0)
- {
- glyphs->glyphs[index].geometry.x_offset = 0;
- glyphs->glyphs[index].geometry.width = logical_rect.width;
- }
- else
- {
- glyphs->glyphs[index].geometry.x_offset = ink_rect.width;
- glyphs->glyphs[index].geometry.width = ink_rect.width;
- }
- glyphs->glyphs[index].geometry.y_offset = 0;
-}
-
-static PangoGlyph
-get_null_base_glyph (ThaiFontInfo *font_info)
-{
- return thai_get_glyph_uni (font_info, 0x25cc);
-}
-
-static gint
-get_adjusted_glyphs_list (ThaiFontInfo *font_info,
- gunichar *cluster,
- gint num_chrs,
- PangoGlyph *glyph_lists,
- const ThaiShapeTable *shaping_table)
-{
- switch (num_chrs)
- {
- case 1:
- if (is_char_type (cluster[0],
- BelowVowel|BelowDiac|AboveVowel|AboveDiac|Tone|SaraAm))
- {
- gint n;
- glyph_lists[0] = get_null_base_glyph (font_info);
- n = glyph_lists[0] ? 1 : 0;
- glyph_lists[n++] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[0]));
- return n;
- }
- else
- {
- glyph_lists[0] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[0]));
- return 1;
- }
- break;
-
- case 2:
- if (is_char_type (cluster[0], NoTailCons|BotTailCons|SpltTailCons) &&
- is_char_type (cluster[1], SaraAm))
- {
- glyph_lists[0] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[0]));
- glyph_lists[1] = thai_make_glyph_tis (font_info, shaping_table->AmComp[0]);
- glyph_lists[2] = thai_make_glyph_tis (font_info, shaping_table->AmComp[1]);
- return 3;
- }
- else if (is_char_type (cluster[0], UpTailCons) &&
- is_char_type (cluster[1], SaraAm))
- {
- glyph_lists[0] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[0]));
- glyph_lists[1] = thai_make_glyph_tis (font_info,
- shiftleft_tone_ad (shaping_table->AmComp[0], shaping_table));
- glyph_lists[2] = thai_make_glyph_tis (font_info, shaping_table->AmComp[1]);
- return 3;
- }
- else if (is_char_type (cluster[0], NoTailCons|BotTailCons|SpltTailCons) &&
- is_char_type (cluster[1], AboveVowel))
- {
- glyph_lists[0] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[0]));
- glyph_lists[1] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[1]));
- return 2;
- }
- else if (is_char_type (cluster[0], NoTailCons|BotTailCons|SpltTailCons) &&
- is_char_type (cluster[1], AboveDiac|Tone))
- {
- glyph_lists[0] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[0]));
- glyph_lists[1] = thai_make_glyph_tis (font_info,
- shiftdown_tone_ad (ucs2tis (cluster[1]), shaping_table));
- return 2;
- }
- else if (is_char_type (cluster[0], UpTailCons) &&
- is_char_type (cluster[1], AboveVowel))
- {
- glyph_lists[0] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[0]));
- glyph_lists[1] = thai_make_glyph_tis (font_info,
- shiftleft_av (ucs2tis (cluster[1]), shaping_table));
- return 2;
- }
- else if (is_char_type (cluster[0], UpTailCons) &&
- is_char_type (cluster[1], AboveDiac|Tone))
- {
- glyph_lists[0] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[0]));
- glyph_lists[1] = thai_make_glyph_tis (font_info,
- shiftdownleft_tone_ad (ucs2tis (cluster[1]), shaping_table));
- return 2;
- }
- else if (is_char_type (cluster[0], NoTailCons|UpTailCons) &&
- is_char_type (cluster[1], BelowVowel|BelowDiac))
- {
- glyph_lists[0] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[0]));
- glyph_lists[1] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[1]));
- return 2;
- }
- else if (is_char_type (cluster[0], BotTailCons) &&
- is_char_type (cluster[1], BelowVowel|BelowDiac))
- {
- glyph_lists[0] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[0]));
- glyph_lists[1] =
- thai_make_glyph_tis (font_info,
- shiftdown_bv_bd (ucs2tis (cluster[1]), shaping_table));
- return 2;
- }
- else if (is_char_type (cluster[0], SpltTailCons) &&
- is_char_type (cluster[1], BelowVowel|BelowDiac))
- {
- glyph_lists[0] = thai_make_glyph_tis (font_info,
- tailcutcons (ucs2tis (cluster[0]), shaping_table));
- glyph_lists[1] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[1]));
- return 2;
- }
- else
- {
- gint n;
- glyph_lists[0] = get_null_base_glyph (font_info);
- n = glyph_lists[0] ? 1 : 0;
- glyph_lists[n++] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[0]));
- glyph_lists[n++] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[1]));
- return n;
- }
- break;
-
- case 3:
- if (is_char_type (cluster[0], NoTailCons|BotTailCons|SpltTailCons) &&
- is_char_type (cluster[1], Tone) &&
- is_char_type (cluster[2], SaraAm))
- {
- glyph_lists[0] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[0]));
- glyph_lists[1] = thai_make_glyph_tis (font_info, shaping_table->AmComp[0]);
- glyph_lists[2] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[1]));
- glyph_lists[3] = thai_make_glyph_tis (font_info, shaping_table->AmComp[1]);
- return 4;
- }
- else if (is_char_type (cluster[0], UpTailCons) &&
- is_char_type (cluster[1], Tone) &&
- is_char_type (cluster[2], SaraAm))
- {
- glyph_lists[0] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[0]));
- glyph_lists[1] = thai_make_glyph_tis (font_info,
- shiftleft_tone_ad (shaping_table->AmComp[0], shaping_table));
- glyph_lists[2] = thai_make_glyph_tis (font_info,
- shiftleft_tone_ad (ucs2tis (cluster[1]), shaping_table));
- glyph_lists[3] = thai_make_glyph_tis (font_info, shaping_table->AmComp[1]);
- return 4;
- }
- else if (is_char_type (cluster[0], UpTailCons) &&
- is_char_type (cluster[1], AboveVowel) &&
- is_char_type (cluster[2], AboveDiac|Tone))
- {
- glyph_lists[0] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[0]));
- glyph_lists[1] = thai_make_glyph_tis (font_info,
- shiftleft_av (ucs2tis (cluster[1]), shaping_table));
- glyph_lists[2] = thai_make_glyph_tis (font_info,
- shiftleft_tone_ad (ucs2tis (cluster[2]), shaping_table));
- return 3;
- }
- else if (is_char_type (cluster[0], UpTailCons) &&
- is_char_type (cluster[1], BelowVowel) &&
- is_char_type (cluster[2], AboveDiac|Tone))
- {
- glyph_lists[0] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[0]));
- glyph_lists[1] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[1]));
- glyph_lists[2] = thai_make_glyph_tis (font_info,
- shiftdownleft_tone_ad (ucs2tis (cluster[2]), shaping_table));
- return 3;
- }
- else if (is_char_type (cluster[0], NoTailCons) &&
- is_char_type (cluster[1], BelowVowel) &&
- is_char_type (cluster[2], AboveDiac|Tone))
- {
- glyph_lists[0] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[0]));
- glyph_lists[1] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[1]));
- glyph_lists[2] =
- thai_make_glyph_tis (font_info,
- shiftdown_tone_ad (ucs2tis (cluster[2]), shaping_table));
- return 3;
- }
- else if (is_char_type (cluster[0], SpltTailCons) &&
- is_char_type (cluster[1], BelowVowel) &&
- is_char_type (cluster[2], AboveDiac|Tone))
- {
- glyph_lists[0] = thai_make_glyph_tis (font_info,
- tailcutcons (ucs2tis (cluster[0]), shaping_table));
- glyph_lists[1] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[1]));
- glyph_lists[2] = thai_make_glyph_tis (font_info,
- shiftdown_tone_ad (ucs2tis (cluster[2]), shaping_table));
- return 3;
- }
- else if (is_char_type (cluster[0], BotTailCons) &&
- is_char_type (cluster[1], BelowVowel) &&
- is_char_type (cluster[2], AboveDiac|Tone))
- {
- glyph_lists[0] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[0]));
- glyph_lists[1] = thai_make_glyph_tis (font_info,
- shiftdown_bv_bd (ucs2tis (cluster[1]), shaping_table));
- glyph_lists[2] = thai_make_glyph_tis (font_info,
- shiftdown_tone_ad (ucs2tis (cluster[2]), shaping_table));
- return 3;
- }
- else
- {
- glyph_lists[0] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[0]));
- glyph_lists[1] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[1]));
- glyph_lists[2] =
- thai_make_glyph_tis (font_info, ucs2tis (cluster[2]));
- return 3;
- }
- break;
-
- default: /* e.g. Lao cluster with below cons + upper/lower vowel + tone */
- {
- gint i;
- for (i = 0; i < num_chrs; i++)
- glyph_lists[i] = thai_make_glyph_tis (font_info, ucs2tis (cluster[i]));
- return num_chrs;
- }
- }
-
- return 0;
-}
-
-static gint
-get_glyphs_list (ThaiFontInfo *font_info,
- PangoScript script,
- gunichar *cluster,
- gint num_chrs,
- PangoGlyph *glyph_lists)
-{
- gint i;
-
- switch ((int) script)
- {
- case PANGO_SCRIPT_THAI:
- switch (font_info->font_set)
- {
- default:
- case THAI_FONT_NONE:
- for (i=0; i < num_chrs; i++)
- glyph_lists[i] = thai_make_unknown_glyph (font_info, cluster[i]);
- return num_chrs;
-
- case THAI_FONT_TIS:
- /* TIS620-0 + Wtt2.0 Extension
- */
- return get_adjusted_glyphs_list (font_info, cluster,
- num_chrs, glyph_lists, &tis620_0_shape_table);
-
- case THAI_FONT_TIS_MAC:
- /* MacIntosh Extension
- */
- return get_adjusted_glyphs_list (font_info, cluster,
- num_chrs, glyph_lists, &Mac_shape_table);
-
- case THAI_FONT_TIS_WIN:
- /* Microsoft Extension
- */
- return get_adjusted_glyphs_list (font_info, cluster,
- num_chrs, glyph_lists, &Win_shape_table);
- }
- break;
-
- case PANGO_SCRIPT_LAO:
- return get_adjusted_glyphs_list (font_info, cluster,
- num_chrs, glyph_lists, &Lao_shape_table);
-
- default:
- for (i=0; i < num_chrs; i++)
- glyph_lists[i] = thai_make_unknown_glyph (font_info, cluster[i]);
- return num_chrs;
- }
-
- return 0; /* Quiet GCC */
-}
-
-static void
-add_cluster (ThaiFontInfo *font_info,
- PangoScript script,
- PangoGlyphString *glyphs,
- gint cluster_start,
- gunichar *cluster,
- gint num_chrs)
-{
- PangoGlyph glyphs_list[MAX_GLYPHS];
- gint num_glyphs;
- gint i;
-
- if (isthai (cluster[0]))
- {
- num_glyphs = get_glyphs_list(font_info, script, cluster, num_chrs, glyphs_list);
- for (i=0; i<num_glyphs; i++)
- add_glyph (font_info, glyphs, cluster_start, glyphs_list[i],
- i == 0 ? FALSE : TRUE);
- }
- else if (islao (cluster[0]))
- {
- num_glyphs = get_glyphs_list(font_info, script, cluster, num_chrs, glyphs_list);
- for (i=0; i<num_glyphs; i++)
- add_glyph (font_info, glyphs, cluster_start, glyphs_list[i],
- i == 0 ? FALSE : TRUE);
- }
- else
- {
- g_assert (num_chrs == 1);
- add_glyph (font_info, glyphs, cluster_start,
- thai_make_glyph_uni (font_info, cluster[0]),
- FALSE);
- }
-}
-
-static gboolean
-is_wtt_composible (gunichar cur_wc, gunichar nxt_wc)
-{
- switch (TAC_compose_input(cur_wc, nxt_wc))
- {
- case 'A':
- case 'S':
- case 'R':
- case 'X':
- return FALSE;
-
- case 'C':
- return TRUE;
- }
-
- g_assert_not_reached ();
- return FALSE;
-}
-
-static const char *
-get_next_cluster(const char *text,
- gint length,
- gunichar *cluster,
- gint *num_chrs)
-{
- PangoScript cluster_script = PANGO_SCRIPT_INVALID_CODE, cur_script;
- const char *p;
- gint n_chars = 0;
- gunichar current;
-
- for (p = text; p < text + length; p = g_utf8_next_char (p))
- {
- current = g_utf8_get_char (p);
- cur_script = pango_script_for_unichar (current);
- if (cluster_script == PANGO_SCRIPT_INVALID_CODE)
- cluster_script = cur_script;
- if (cur_script != cluster_script ||
- (n_chars > 0 &&
- !is_wtt_composible (cluster[n_chars - 1], current)))
- break;
- cluster[n_chars++] = current;
- }
-
- *num_chrs = n_chars;
- return p;
-}
-
-void
-thai_set_glyphs (ThaiFontInfo *font_info,
- const char *text,
- gint length,
- PangoScript script,
- PangoGlyphString *glyphs)
-{
- gint n_chars;
- const char *p;
- const char *log_cluster;
- gunichar cluster[MAX_CLUSTER_CHRS];
-
- pango_glyph_string_set_size (glyphs, 0);
-
- p = text;
- while (p < text + length)
- {
- log_cluster = p;
- p = get_next_cluster (p, text + length - p, cluster, &n_chars);
- add_cluster (font_info, script, glyphs, log_cluster - text, cluster, n_chars);
- }
-}
+++ /dev/null
-/* Pango
- * thai-shaper.h:
- *
- * Copyright (C) 1999 Red Hat Software
- * Author: Owen Taylor <otaylor@redhat.com>
- *
- * Copyright (C) 2004 Theppitak Karoonboonyanan
- * Copyright (C) 2002 Software and Language Engineering Laboratory, NECTEC
- * Author: Theppitak Karoonboonyanan <thep@linux.thai.net>
- *
- * Copyright (c) 1996-2000 by Sun Microsystems, Inc.
- * Author: Chookij Vanatham <Chookij.Vanatham@Eng.Sun.COM>
- *
- * 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 __THAI_SHAPER_H__
-#define __THAI_SHAPER_H__
-
-typedef struct _ThaiFontInfo ThaiFontInfo;
-
-/* Font encodings we will use
- */
-typedef enum {
- THAI_FONT_NONE,
- THAI_FONT_TIS,
- THAI_FONT_TIS_MAC,
- THAI_FONT_TIS_WIN
-} ThaiFontSet;
-
-typedef enum {
- THAI_FONTINFO_X,
- THAI_FONTINFO_XFT
-} ThaiFontInfoType;
-
-struct _ThaiFontInfo
-{
- PangoFont *font;
- ThaiFontSet font_set;
-};
-
-/*
- * Abstract methods (implemented by each shaper module)
- */
-PangoGlyph
-thai_get_glyph_tis (ThaiFontInfo *font_info, guchar c);
-
-PangoGlyph
-thai_make_glyph_tis (ThaiFontInfo *font_info, guchar c);
-
-PangoGlyph
-thai_get_glyph_uni (ThaiFontInfo *font_info, gunichar uc);
-
-PangoGlyph
-thai_make_glyph_uni (ThaiFontInfo *font_info, gunichar uc);
-
-PangoGlyph
-thai_make_unknown_glyph (ThaiFontInfo *font_info, gunichar uc);
-
-void
-thai_set_glyphs (ThaiFontInfo *font_info,
- const char *text,
- gint length,
- PangoScript script,
- PangoGlyphString *glyphs);
-
-#endif /* __THAI_SHAPER_H__ */
projects / platform / upstream / pango.git / commitdiff