IndicRuleEngineCommon.h
21.5 KB
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/*****************************************************************************
* Copyright Statement:
* --------------------
* This software is protected by Copyright and the information contained
* herein is confidential. The software may not be copied and the information
* contained herein may not be used or disclosed except with the written
* permission of MediaTek Inc. (C) 2005
*
* BY OPENING THIS FILE, BUYER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
* THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
* RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO BUYER ON
* AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT.
* NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE
* SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR
* SUPPLIED WITH THE MEDIATEK SOFTWARE, AND BUYER AGREES TO LOOK ONLY TO SUCH
* THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. MEDIATEK SHALL ALSO
* NOT BE RESPONSIBLE FOR ANY MEDIATEK SOFTWARE RELEASES MADE TO BUYER'S
* SPECIFICATION OR TO CONFORM TO A PARTICULAR STANDARD OR OPEN FORUM.
*
* BUYER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND CUMULATIVE
* LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE RELEASED HEREUNDER WILL BE,
* AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK SOFTWARE AT ISSUE,
* OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE PAID BY BUYER TO
* MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE.
*
* THE TRANSACTION CONTEMPLATED HEREUNDER SHALL BE CONSTRUED IN ACCORDANCE
* WITH THE LAWS OF THE STATE OF CALIFORNIA, USA, EXCLUDING ITS CONFLICT OF
* LAWS PRINCIPLES. ANY DISPUTES, CONTROVERSIES OR CLAIMS ARISING THEREOF AND
* RELATED THERETO SHALL BE SETTLED BY ARBITRATION IN SAN FRANCISCO, CA, UNDER
* THE RULES OF THE INTERNATIONAL CHAMBER OF COMMERCE (ICC).
*
*****************************************************************************/
/*****************************************************************************
*
* Filename:
* ---------
* IndicRuleEngineCommon.h
*
* Project:
* --------
* Languages
*
* Description:
* ------------
* Header file of Indic language Engine
*
*
* Author:
* -------
* -------
*
*============================================================================
* HISTORY
* Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
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*============================================================================
****************************************************************************/
#ifndef MMI_INDIC_RULE_ENGINE_COMMON_H
#define MMI_INDIC_RULE_ENGINE_COMMON_H
#include "MMI_features.h"
#include "MMIDataType.h"
#include "gui_ems.h"
#include "wgui_inputs.h"
/* RHR */
#include "gui_ems.h"
#if defined(__MMI_LANG_HINDI__) || defined(__MMI_LANG_MARATHI__)
#include "Hindi.h"
#endif
#ifdef __MMI_LANG_TAMIL__
#include "Tamil.h"
#endif
#ifdef __MMI_LANG_MARATHI__
#include "Marathi.h"
#endif
#if defined(__MMI_LANG_BENGALI__) || defined(__MMI_LANG_ASSAMESE__)
#include "Bengali.h"
#endif
#ifdef __MMI_LANG_ASSAMESE__
#include "Assamese.h"
#endif
#ifdef __MMI_LANG_PUNJABI__
#include "Punjabi.h"
#endif
#ifdef __MMI_LANG_GUJARATI__
#include "Gujarati.h"
#endif
#ifdef __MMI_LANG_MALAYALAM__
#include "Malayalam.h"
#endif
#ifdef __MMI_LANG_ORIYA__
#include "Oriya.h"
#endif
#ifdef __MMI_LANG_TELUGU__
#include "Telugu.h"
#endif
#ifdef __MMI_LANG_KANNADA__
#include "Kannada.h"
#endif
#ifdef __MMI_LANG_LAO__
#include "../../Languages/Lao/LaoInc/Lao.h"
#endif
#ifdef __MMI_LANG_KHMER__
#include "../../Languages/Khmer/KhmerInc/Khmer.h"
#endif
#ifdef __MMI_LANG_MYANMAR__
#include "../../Languages/Mynammar/MynammarInc/Mynammar.h"
#endif
#ifdef __MMI_LANG_ZAWGYI_MYANMAR__
#include "../../Languages/Mynammar/MynammarInc/Zawgyi.h"
#endif
#define C_MAX 10 /* man no. of characters that can form a cluster */
#define G_MAX 10 /* maximun no. of glyph inputs that can be used to make a conjunct */
#define INDIC_RESERVED 0x0000
#define SPACE 0x20
/************** TYPEDEF'S STRUCTURES DEFINITION ************************/
typedef struct
{
U32 consonant:3; /* bits for different consonant */
U32 dep_vowel:3; /* bits for different dependent vowel */
U32 indep_vowel:1; /* bits for independent vowel */
U32 sign:2; /* bits for differnt sign */
U32 ligature:2; /* bits for different ligature */
U32 digit:1; /* bits for different digit */
U32 char_position:4; /* bits for rendering info */
U32 entry_after_vower:1; /* bits for checking if we can enter the vowel after vowel */
U32 character_type:3; /* bits for identifying the character(vowel ,sign or consonant) type */
U32 lang_specific:12; /* bits for language specific use */
} ire_character_info_table_struct;
typedef struct
{
U8 is_con_hal_ligature; /* whether it is a ligature or unicode value */
U8 input_buffer_len; /* no. of input unicode values */
U8 output_buffer_len; /* no, of output values */
U8 rule_language;
U16 input_buffer_glyph[C_MAX]; /* no. of input glyph used to make conjunct */
U16 output_buffer_glyph[C_MAX]; /* no. of output glyph that has to be rendered */
} ire_glyph_info_table_struct;
typedef struct
{
const ire_glyph_info_table_struct *glyph_info_p; /* pointer to individual table */
U16 nsize; /* size of individual character's array */
U8 max_input_glyph_size; /* max input of glyph it can handle */
} ire_main_glyph_table_struct;
typedef struct
{
U16 start_range; /* Start Range of language */
U16 end_range; /* End Range of language */
const ire_character_info_table_struct *indic_char_info_flag_p; /* Pointer the base address of language array */
const ire_main_glyph_table_struct *indic_main_info_table_p; /* Pointer the base address of language ligature array */
} ire_indic_languages_table_struct;
typedef enum
{
MMI_ALL_LANG = 0,
MMI_HINDI_LANG = 1,
MMI_MARATHI_LANG = 2,
MMI_BENGALI_LANG = 3,
MMI_ASSAMESE_LANG = 4
} indic_rules_ligature_enum;
typedef struct __HindiRulesLangSSC
{
S8 *ssc_string;
indic_rules_ligature_enum language_enum;
} HindiRulesLangSSC;
typedef struct
{
ire_indic_languages_table_struct ire_prev_char_table_info;
U32 lang_id_index;
} ire_prev_char_struct;
/************** TYPEDEF'S ENUMERATION DEFINITION *********************/
/* Various types of consonant */
typedef enum
{
IRE_NOT_A_CONS = 0x00,
IRE_NORMAL_CONSONANT = 0x01,
IRE_RA_CONSONANT = 0x02,
IRE_SMALL_CONSONANT = 0x03,
IRE_KANNADA_RA_CONSONANT = 0x04,
IRE_CHILLU_CHARACTER = 0x05,
IRE_LIGATURE_USED_AS_CONSONANT = 0x06,
IRE_MAX_CONSONANT
}ire_character_type_consonant_enum;
/*Various types of dependent vowel*/
typedef enum
{
IRE_NOT_A_DEP_VOWEL = 0x00,
IRE_PRE_BASE_DEP_VOWEL = 0x01,
IRE_POST_BASE_DEP_VOWEL = 0x02,
IRE_BELOW_BASE_DEP_VOWEL = 0x03,
IRE_ABOVE_BASE_DEP_VOWEL = 0x04,
IRE_CENTER_BASE_DEP_VOWEL = 0x05,
IRE_MAX_DEP_VOWEL
}ire_dep_vowel_enum;
/*Various types of Independent vowel*/
typedef enum
{
IRE_NOT_A_INDEP_VOWEL = 0x00,
IRE_INDEP_VOWEL = 0x01
}ire_character_type_indep_vowel_enum;
/*Various types of sign*/
typedef enum
{
IRE_NOT_A_SIGN = 0x00,
IRE_HALANT_SIGN = 0x01,
IRE_NORMAL_SIGN = 0x02,
IRE_TAMIL_HAL_SIGN = 0x03
}ire_character_type_sign_enum;
/*Various types of ligature*/
typedef enum
{
IRE_NOT_A_LIGATURE = 0x00,
IRE_NORMAL_LIGATURE = 0x01,
IRE_RIGHT_ALIGNED_CHARACTER = 0x02
}ire_character_type_ligature_enum;
/*Various types of digit*/
typedef enum
{
IRE_NOT_A_DIGIT = 0x00,
IRE_NUMERIC_DIGIT = 0x01
}ire_character_type_digit_enum;
/*Various types of digit*/
typedef enum
{
IRE_NO_POSITION = 0x00,
IRE_PREBASE_POSITION = 0x01,
IRE_POSTBASE_POSITION = 0x02,
IRE_ABOVE_BASE_POSITION = 0x03,
IRE_BELOW_BASE_POSITION = 0x04,
IRE_CENTER_BASE_POSITION = 0x05,
IRE_SPECIAL_POST_BASE_POSITION = 0x06,
IRE_BELOW_AND_POST_BASE_POSITION = 0x07,
IRE_POST_BASE_POSITION_REQ_CORRECTION = 0x08,
IRE_BELOW_BASE_POSITION_IGNORE_CORRECTION_ATTRIBUTE = 0x09,
IRE_POST_BASE_POSITION_REQ_CORRECTION2 = 0x0a,
IRE_POST_BASE_POSITION_CONSIDERING_PREV_OFFSET = 0x0b,
IRE_POSTBASE_POSITION_WITH_CORRECTION = 0x0c,
IRE_MAX_POSITION
}ire_character_position_info_enum;
/*Various types of digit*/
typedef enum
{
IRE_CHAR_TYPE_INVALID,
IRE_CHAR_TYPE_DEFAULT = 0,
IRE_CHAR_TYPE_CON,
IRE_CHAR_TYPE_INDEPVOWEL,
IRE_CHAR_TYPE_DEPVOWEL,
IRE_CHAR_TYPE_SIGN,
IRE_CHAR_TYPE_HALANT,
IRE_CHAR_TYPE_HALANT1,
IRE_CHAR_TYPE_LIGATURE,
IRE_CHAR_TYPE_DIGIT,
IRE_CHAR_TYPE_SIGN_CONSONANT,
IRE_CHAR_TYPE_NORMAL_CONSONANT,
IRE_CHAR_TYPE_SPECIAL_SIGN,
IRE_CHAR_TYPE_SMALL_CONSONANT,
IRE_CHAR_TYPE_TOTAL
} ire_character_type_info_enum;
/*Various character types*/
typedef enum
{
IRE_CHAR_TYPE_0 = 0x00,
IRE_CHAR_TYPE_1 = 0x01,
IRE_CHAR_TYPE_2 = 0x02,
IRE_CHAR_TYPE_3 = 0x03,
IRE_CHAR_TYPE_4 = 0x04,
IRE_CHAR_TYPE_5 = 0x05,
IRE_CHAR_TYPE_6 = 0x06,
IRE_CHAR_TYPE_7 = 0x07
}ire_character_char_type_info_enum;
/*Various character types for validation*/
typedef enum
{
CHARACTER_TYPE_0 = 0x00000000,
CHARACTER_TYPE_1 = 0x00020000,
CHARACTER_TYPE_2 = 0x00040000,
CHARACTER_TYPE_3 = 0x00060000,
CHARACTER_TYPE_4 = 0x00080000,
CHARACTER_TYPE_5 = 0x000A0000,
CHARACTER_TYPE_6 = 0x000C0000,
CHARACTER_TYPE_7 = 0x000E0000
}ire_character_type_for_validation_enum;
/*Various character types*/
typedef enum
{
IRE_CANT_ENTER_AFTER_VOWEL = 0x00,
IRE_CAN_ENTER_AFTER_VOWEL = 0x01
}ire_character_special_char_type_info_enum;
/* Language Specific - 14 flags*/
typedef enum
{
IRE_SUPPORT_SIGN_SIGN_ENTRY = 0x01,
IRE_CONSONANT_SHIFTER = 0x01 << 1
}ire_character_language_specific_type_info_enum;
#ifdef UI_EMS_SUPPORT
extern UI_EMS_input_box MMI_EMS_inputbox;
#endif
/* Two arrays for indic and arabic family input modes */
extern const U8 input_mode_array_for_indic_family[];
extern const U8 input_mode_array_for_arabic_family[];
#ifdef __MMI_BIDI_ALG__
#define IRE_INCREMENT_LANGUAGE_VARIABLES(c) \
{ \
if(IRE_INDIC_LANGUAGE_RANGE(c)) \
{ \
++g_indic_rule_engine_cntx.g_ire_indic_language_character_count; \
} \
else \
{ \
PMT_BIDI_TYPES default_direction = BIDI_L; \
bidi_get_char_type((U8*) &c, (U8*) & default_direction); \
if ((default_direction == AL) || (default_direction == AN) || (default_direction == BIDI_R)) \
{ \
++g_indic_rule_engine_cntx.g_ire_arabic_language_character_count; \
} \
} \
}
#else /* __MMI_BIDI_ALG__ */
#define IRE_INCREMENT_LANGUAGE_VARIABLES(c) NULL
#endif /* __MMI_BIDI_ALG__ */
#ifdef __MMI_BIDI_ALG__
#define IRE_DECREMENT_LANGUAGE_VARIABLES(c) \
{ \
if(IRE_INDIC_LANGUAGE_RANGE(c)) \
{ \
--g_indic_rule_engine_cntx.g_ire_indic_language_character_count; \
} \
else \
{ \
PMT_BIDI_TYPES default_direction = BIDI_L; \
bidi_get_char_type((U8*) &c, (U8*) & default_direction); \
if ((default_direction == AL) || (default_direction == AN) || (default_direction == BIDI_R)) \
{ \
--g_indic_rule_engine_cntx.g_ire_arabic_language_character_count; \
} \
} \
}
#else /* __MMI_BIDI_ALG__ */
#define IRE_DECREMENT_LANGUAGE_VARIABLES(c) NULL
#endif /* __MMI_BIDI_ALG__ */
#ifdef __MMI_BIDI_ALG__
#define IRE_RESET_LANGUAGE_VARIABLES() \
{ \
g_indic_rule_engine_cntx.g_ire_indic_language_character_count = 0; \
g_indic_rule_engine_cntx.g_ire_arabic_language_character_count = 0; \
}
#else /* __MMI_BIDI_ALG__ */
#define IRE_RESET_LANGUAGE_VARIABLES() NULL
#endif /* __MMI_BIDI_ALG__ */
#ifdef __MMI_BIDI_ALG__
#define IRE_INSERTED_ARABIC_COUNT() g_indic_rule_engine_cntx.g_ire_arabic_language_character_count
#define IRE_INSERTED_INDIC_COUNT() g_indic_rule_engine_cntx.g_ire_indic_language_character_count
#endif /*__MMI_BIDI_ALG__*/
#if (defined (__MMI_LANG_TELUGU__) || defined (__MMI_LANG_KANNADA__))
#define IRE_GET_SMALL_CONSONANT_FLAG() g_indic_rule_engine_cntx.small_cons
#else
#define IRE_GET_SMALL_CONSONANT_FLAG() NULL
#endif
#if (defined (__MMI_LANG_TELUGU__) || defined (__MMI_LANG_KANNADA__))
#define IRE_SET_SMALL_CONSONANT_FLAG() g_indic_rule_engine_cntx.small_cons = 1
#else
#define IRE_SET_SMALL_CONSONANT_FLAG() NULL
#endif
#if (defined (__MMI_LANG_TELUGU__) || defined (__MMI_LANG_KANNADA__))
#define IRE_RESET_SMALL_CONSONANT_FLAG() g_indic_rule_engine_cntx.small_cons = 0
#else
#define IRE_RESET_SMALL_CONSONANT_FLAG() NULL
#endif
#if (defined (__MMI_LANG_TELUGU__) || defined (__MMI_LANG_KANNADA__))
#define IRE_GET_SMALL_CONS_HALANT_FLAG() g_indic_rule_engine_cntx.small_cons_halant_present
#else
#define IRE_GET_SMALL_CONS_HALANT_FLAG() NULL
#endif
#if (defined (__MMI_LANG_TELUGU__) || defined (__MMI_LANG_KANNADA__))
#define IRE_SET_SMALL_CONS_HALANT_FLAG() g_indic_rule_engine_cntx.small_cons_halant_present =1
#else
#define IRE_SET_SMALL_CONS_HALANT_FLAG() NULL
#endif
#if (defined (__MMI_LANG_TELUGU__) || defined (__MMI_LANG_KANNADA__))
#define IRE_DOUBLE_SET_SMALL_CONS_HALANT_FLAG() g_indic_rule_engine_cntx.small_cons_halant_present =2
#else
#define IRE_DOUBLE_SET_SMALL_CONS_HALANT_FLAG() NULL
#endif
#if (defined (__MMI_LANG_TELUGU__) || defined (__MMI_LANG_KANNADA__))
#define IRE_RESET_SMALL_CONS_HALANT_FLAG() g_indic_rule_engine_cntx.small_cons_halant_present =0
#else
#define IRE_RESET_SMALL_CONS_HALANT_FLAG() NULL
#endif
#endif /* MMI_INDIC_RULE_ENGINE_COMMON_H */
/*************Bit pattern definition of gLangStatusFlag********/
/*
*
*MSB...................................................LSB
*18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
* . . . . . . . . . . . . . . . .
* . . . . . . . . . . . . . . . . 0 0 0 - INVALID_CONSONANT
* . . . . . . . . . . . . . . . . 0 0 1 - IRE_NORMAL_CONSONANT
* . . . . . . . . . . . . . . . . 0 1 0 - IRE_SPECIAL_RA_CONSONANT
* . . . . . . . . . . . . . . . . 0 1 1 - IRE_SMALL_CONSONANT
* . . . . . . . . . . . . . . . . 1 0 0 -
* . . . . . . . . . . . . . . . . 1 0 1 -
* . . . . . . . . . . . . . . . . 1 1 0 -
* . . . . . . . . . . . . . . . . 1 1 1 -
* . . . . . . . . . . . . . . . .
* . . . . . . . . . . . . 0 0 0 - INVALID_DEP_VOWEL
* . . . . . . . . . . . . . 0 0 1 - IRE_PRE_BASE_DEP_VOWEL
* . . . . . . . . . . . . . 0 1 0 - IRE_POST_BASE_DEP_VOWEL
* . . . . . . . . . . . . . 0 1 1 - IRE_BELOW_BASE_DEP_VOWEL
* . . . . . . . . . . . . . 1 0 0 - IRE_ABOVE_BASE_DEP_VOWEL
* . . . . . . . . . . . 1 0 1 - IRE_CENTER_BASE_DEP_VOWEL
* . . . . . . . . . . . . . 1 1 0 - IRE_MAX_DEP_VOWEL
* . . . . . . . . . . . . . 1 1 1 -
* . . . . . . . . . . . .
* . . . . . . . . . . . . 0 - IRE_INVALID_INDEP_VOWEL
* . . . . . . . . . . . . 1 - IRE_INDEP_VOWEL
* . . . . . . . . . . . .
* . . . . . . . . . . 0 0 - IRE_INVALID_SIGN
* . . . . . . . . . . 0 1 - IRE_HALANT_SIGN
* . . . . . . . . . . 1 0 - IRE_NORMAL_SIGN
* . . . . . . . . . . 1 1 - IRE_TAMIL_HAL_SIGN
* . . . . . . . . . .
* . . . . . . . . 0 0 - IRE_INVALID_LIGATURE
* . . . . . . . . 0 1 - IRE_NORMAL_LIGATURE
* . . . . . . . .
* . . . . . . . 0 - IRE_INVALID_DIGIT
* . . . . . . . 1 - IRE_NUMERIC_DIGIT
* . . . . . . .
* . . . 0 0 0 0 - IRE_NO_POSITION
* . . . 0 0 0 1 - IRE_PREBASE_POSITION
* . . . 0 0 1 0 - IRE_POSTBASE_POSITION
* . . . 0 0 1 1 - IRE_ABOVE_BASE_POSITION
* . . . 0 1 0 0 - IRE_BELOW_BASE_POSITION
* . . . 0 1 0 1 - IRE_CENTER_BASE_POSITION
* . . . 0 1 1 0 - IRE_MAX_POSITION
* . . . 0 1 1 1 -
* . . 0 - RENDERING_CORRECTION FLAG NOT SET
* . . 1 - RENDERING_CORRECTION FLAG SET
* . .
* 0 0 - IRE_CHAR_TYPE_0
* 0 1 - IRE_CHAR_TYPE_1
* 1 0 - IRE_CHAR_TYPE_2
* 1 1 - IRE_CHAR_TYPE_3
* . .
* MSB........................................................LSB
* 31 30 29 28 27 26 25 24 23 22 21 20 19
*
* 0 0 0 0 0 - padding
* 0 0 0 0 1
* . . . . .
* . . . . .
* . . . . .
* 1 1 1 1 1
*/