Zawgyi.c 33.6 KB
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579
/*****************************************************************************
* Include                                                                     
*****************************************************************************/
#include "MMI_include.h"
#include "IndicEngineGprot.h"
#include "Zawgyi.h"
#include "imc.h"

#if defined(__MMI_LANG_ZAWGYI_MYANMAR__)
/***************************************************************************** 
* Define
*****************************************************************************/

#define IRE_ZAWGYI_MYANMAR_PROPRIETRY_SHIFT 0xDF00
#define ZAWGYI_MASK_POSITION_BYTES				    0x0000F000	/*To identify positions*/
#define ZAWGYI_CONVERT_U8_U16(pCharacter) ((pCharacter)[0]|((pCharacter)[1]<<8))
#define ZAWGYI_CLUSTER_MAX_LEN 10

#define ZAWGYI_NORMAL_CONSONANT 1
#define ZAWGUI_PRE_CONSONANT_1 2
#define ZAWGUI_PRE_CONSONANT_2 4

/*****************************************************************************
* Local Function                                                              
*****************************************************************************/
static const ire_character_info_table_struct zawgyi_get_character_info(U16 character);
static S32 zawgyi_get_index_by_code(U16 character);
static MMI_BOOL zawgyi_check_conbination_validate(
    ire_character_info_table_struct *pre_character_info, 
    S32 n, 
    char_pos_info *prev_char_state);

/*****************************************************************************
* const Global Variable
*****************************************************************************/
//in zawgyi language, consonant means that this character can put on first position in ligature.
//this table matain all zawgyi character info, which indicate the combination and position
const ire_character_info_table_struct zawgyi_character_info_table[] = 
{
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1000 */	
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1001 */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1002 */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1003 */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1004 */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1005 */	
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1006 */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1007 */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1008 */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_PREBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1009 */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 100A */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 100B */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 100C */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 100D */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 100E */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 100F */	
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1010 */	
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1011 */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1012 */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1013 */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1014 */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1015 */	
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1016 */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1017 */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1018 */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1019 */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 101A */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 101B */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 101C */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 101D */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 101E */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 101F */	
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1020 */	

	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1021 */
	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 1022 */
	{0, 0, IRE_INDEP_VOWEL, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER|CHARACTER_POS_BELLOW},	/* 1023 */
	{0, 0, IRE_INDEP_VOWEL, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER|CHARACTER_POS_BELLOW|CHARACTER_POS_ABOVE},	/* 1024 */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1025 */	
	{0, 0, IRE_INDEP_VOWEL, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1026 */
	{0, 0, IRE_INDEP_VOWEL, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1027 */
	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 1028 */
	{0, 0, IRE_INDEP_VOWEL, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER|CHARACTER_POS_BELLOW|CHARACTER_POS_ABOVE},	/* 1029 */
	{0, 0, IRE_INDEP_VOWEL, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER|CHARACTER_POS_BELLOW|CHARACTER_POS_ABOVE},	/* 102A */

	{0, IRE_POST_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_SPECIAL_POST_BASE_POSITION, 0, 0, CHARACTER_POS_CENTER|CHARACTER_POS_ABOVE_HALF},	/* 102B */
	{0, IRE_POST_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 102C */
	{0, IRE_ABOVE_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_ABOVE_BASE_POSITION, 0, 0, CHARACTER_POS_ABOVE},	/* 102D */
	{0, IRE_ABOVE_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_ABOVE_BASE_POSITION, 0, 0, CHARACTER_POS_ABOVE},	/* 102E */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 102F */	
    {0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 1030 */	

	{ZAWGUI_PRE_CONSONANT_1, 0, 0, 0, 0, 0, IRE_PREBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1031 */	

	{0, IRE_ABOVE_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_ABOVE_BASE_POSITION, 0, 0, CHARACTER_POS_ABOVE},	/* 1032 */	
	{0, IRE_POST_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER|CHARACTER_POS_BELLOW},	/* 1033 */	
	{0, IRE_POST_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER|CHARACTER_POS_BELLOW},	/* 1034 */	

	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 1035 */		

	{0, 0, 0, IRE_NORMAL_SIGN, 0, 0, IRE_ABOVE_BASE_POSITION, 0, 0, CHARACTER_POS_ABOVE_HALF},	/* 1036 */	
	{0, 0, 0, IRE_NORMAL_SIGN, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW_HALF},	/* 1037 */	
	{0, 0, 0, IRE_NORMAL_SIGN, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER_HALF},	/* 1038 */	
	{0, 0, 0, IRE_NORMAL_SIGN, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_ABOVE},	/* 1039  halant */	
	{0, 0, 0, IRE_NORMAL_SIGN, 0, 0, IRE_BELOW_AND_POST_BASE_POSITION, 0, 0, CHARACTER_POS_CENTER|CHARACTER_POS_BELLOW_HALF},	/* 103A */	

	{ZAWGUI_PRE_CONSONANT_2, 0, 0, 0, 0, 0, IRE_PREBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 103B */	

	{0, 0, 0, IRE_NORMAL_SIGN, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 103C */	
	{0, 0, 0, IRE_NORMAL_SIGN, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 103D */	

	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 103E */
	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 103F */	
	
	{0, 0, 0, 0, 0, IRE_NUMERIC_DIGIT, 0, 0, 0, 0},	/* 1040 */
	{0, 0, 0, 0, 0, IRE_NUMERIC_DIGIT, 0, 0, 0, 0},	/* 1041 */
	{0, 0, 0, 0, 0, IRE_NUMERIC_DIGIT, 0, 0, 0, 0},	/* 1042 */
	{0, 0, 0, 0, 0, IRE_NUMERIC_DIGIT, 0, 0, 0, 0},	/* 1043 */
	{0, 0, 0, 0, 0, IRE_NUMERIC_DIGIT, 0, 0, 0, 0},	/* 1044 */
	{0, 0, 0, 0, 0, IRE_NUMERIC_DIGIT, 0, 0, 0, 0},	/* 1045 */
	{0, 0, 0, 0, 0, IRE_NUMERIC_DIGIT, 0, 0, 0, 0},	/* 1046 */
	{0, 0, 0, 0, 0, IRE_NUMERIC_DIGIT, 0, 0, 0, 0},	/* 1047 */
	{0, 0, 0, 0, 0, IRE_NUMERIC_DIGIT, 0, 0, 0, 0},	/* 1048 */
	{0, 0, 0, 0, 0, IRE_NUMERIC_DIGIT, 0, 0, 0, 0},	/* 1049 */
	{0, 0, 0, 0, 0, IRE_NUMERIC_DIGIT, 0, 0, 0, 0},	/* 104A */
	{0, 0, 0, 0, 0, IRE_NUMERIC_DIGIT, 0, 0, 0, 0},	/* 104B */
	{0, 0, 0, 0, 0, IRE_NUMERIC_DIGIT, 0, 0, 0, 0},	/* 104C */
	{0, 0, 0, 0, 0, IRE_NUMERIC_DIGIT, 0, 0, 0, 0},	/* 104D */
	{0, 0, 0, 0, 0, IRE_NUMERIC_DIGIT, 0, 0, 0, 0},	/* 104E */
	{0, 0, 0, 0, 0, IRE_NUMERIC_DIGIT, 0, 0, 0, 0},	/* 104F */

	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 1050 */
	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 1051 */
	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 1052 */
	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 1053 */
	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 1054 */
	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 1055 */
	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 1056 */
	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 1057 */
	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 1058 */
	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 1059 */
	{0, IRE_POST_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_SPECIAL_POST_BASE_POSITION, 0, 0, CHARACTER_POS_CENTER|CHARACTER_POS_ABOVE},	/* 105A */
	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 105B */
	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 105C */
	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 105D */
	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 105E */
	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 105F */
	
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 1060 */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 1061 */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 1062 */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 1063 */
	{0, IRE_ABOVE_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_ABOVE_BASE_POSITION, 0, 0, CHARACTER_POS_ABOVE},	/* 1064 */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 1065 */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 1066 */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 1067 */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 1068 */
	{0, IRE_POST_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_AND_POST_BASE_POSITION, 0, 0, CHARACTER_POS_CENTER|CHARACTER_POS_BELLOW},	/* 1069 */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 106A */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 106B */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 106C */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 106D */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER|CHARACTER_POS_BELLOW},	/* 106E */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER|CHARACTER_POS_BELLOW},	/* 106F */

	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 1070 */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 1071 */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 1072 */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 1073 */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 1074 */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 1075 */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 1076 */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 1077 */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 1078 */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 1079 */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 107A */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 107B */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 107C */
	{0, 0, 0, IRE_NORMAL_SIGN, 0, 0, IRE_ABOVE_BASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 107D */

	{ZAWGUI_PRE_CONSONANT_2, 0, 0, 0, 0, 0, IRE_PREBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 107E */
	{ZAWGUI_PRE_CONSONANT_2, 0, 0, 0, 0, 0, IRE_PREBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 107F */
	{ZAWGUI_PRE_CONSONANT_2, 0, 0, 0, 0, 0, IRE_PREBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1080 */
	{ZAWGUI_PRE_CONSONANT_2, 0, 0, 0, 0, 0, IRE_PREBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1081 */
	{ZAWGUI_PRE_CONSONANT_2, 0, 0, 0, 0, 0, IRE_PREBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1082 */
	{ZAWGUI_PRE_CONSONANT_2, 0, 0, 0, 0, 0, IRE_PREBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1083 */
	{ZAWGUI_PRE_CONSONANT_2, 0, 0, 0, 0, 0, IRE_PREBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1084 */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 1085 */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1086 */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 1087 */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 1088 */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 1089 */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 108A */
	{0, IRE_ABOVE_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_ABOVE_BASE_POSITION, 0, 0, CHARACTER_POS_ABOVE},	/* 108B */
	{0, IRE_ABOVE_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_ABOVE_BASE_POSITION, 0, 0, CHARACTER_POS_ABOVE},	/* 108C */
	{0, IRE_ABOVE_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_ABOVE_BASE_POSITION, 0, 0, CHARACTER_POS_ABOVE},	/* 108D */
	{0, IRE_ABOVE_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_ABOVE_BASE_POSITION, 0, 0, CHARACTER_POS_ABOVE},	/* 108E */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 108F */
		
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1090 */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1091 */
	{ZAWGYI_NORMAL_CONSONANT, 0, 0, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1092 */
	{0, IRE_BELOW_BASE_DEP_VOWEL, 0, 0, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW},	/* 1093 */
	{0, 0, 0, IRE_NORMAL_SIGN, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW_HALF},	/* 1094 */
	{0, 0, 0, IRE_NORMAL_SIGN, 0, 0, IRE_BELOW_BASE_POSITION, 0, 0, CHARACTER_POS_BELLOW_HALF},	/* 1095 */
	{0, 0, IRE_INDEP_VOWEL, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1096 */
	{0, 0, IRE_INDEP_VOWEL, 0, 0, 0, IRE_POSTBASE_POSITION, 0, 0, CHARACTER_POS_CENTER},	/* 1097 */
	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 1098 */
	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 1099 */
	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 109A */
	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 109B */
	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 109C */
	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 109D */
	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 109E */
	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* 109F */
				
};

#ifdef __CUSTOMER_REQUIREMENT__
const UI_character_type default_zawgyi_multitap_strings[MAX_MULTITAPS][32] = 
{
    {' ', ZAWGYI_CS_HA_U, ZAWGYI_CS_HA_UU, ZAWGYI_DV_VIRAMA_JHA, ZAWGYI_DV_VIRAMA_KA, ZAWGYI_DV_VIRAMA_KHA, ZAWGYI_DV_VIRAMA_CA, ZAWGYI_DV_VIRAMA_TA_2, ZAWGYI_DV_VIRAMA_THA_1, ZAWGYI_DV_VIRAMA_PA, ZAWGYI_DV_VIRAMA_BHA_1, ZAWGYI_DV_VIRAMA_MA, ZAWGYI_D_ZERO, '0', '\0'},  /* key 0 */
    {'.', '?', '!', ',', '@', ':', ';', '\'', '-', '\\',  '/', '%', '&', '(', ')', '[', ']', '{', '}', '<', '>', '"', '$', '+', '=', '#', '*', '_', '~', ZAWGYI_D_ONE, '1', '\0'},        /* key 1 */
    {ZAWGYI_C_KA, ZAWGYI_C_KHA, ZAWGYI_C_GA, ZAWGYI_C_GHA, ZAWGYI_C_NGA, ZAWGYI_C_CA, ZAWGYI_C_CHA, ZAWGYI_D_TWO, '2', '\0'},        /* key 2 */
    {ZAWGYI_C_JA, ZAWGYI_C_JHA, ZAWGYI_C_NNYA, ZAWGYI_C_TTA, ZAWGYI_C_TTHA, ZAWGYI_C_DDA, ZAWGYI_C_DDHA, ZAWGYI_D_THREE, '3', '\0'},  /* key 3 */
    {ZAWGYI_C_NNA, ZAWGYI_C_TA, ZAWGYI_C_THA, ZAWGYI_C_DA, ZAWGYI_C_DHA, ZAWGYI_C_NA, ZAWGYI_C_PA, ZAWGYI_D_FOUR, '4', '\0'},        /* key 4 */
    {ZAWGYI_C_PHA, ZAWGYI_C_BA, ZAWGYI_C_BHA, ZAWGYI_C_MA, ZAWGYI_C_YA, ZAWGYI_C_RA, ZAWGYI_C_LA, ZAWGYI_D_FIVE, '5', '\0'},        /* key 5 */
    {ZAWGYI_C_WA, ZAWGYI_C_SA, ZAWGYI_C_HA, 	ZAWGYI_C_LLA, 	ZAWGYI_IV_A, ZAWGYI_IV_U, ZAWGYI_C_NYA, ZAWGYI_D_SIX, '6', '\0'},       /* key 6 */
    {ZAWGYI_DV_TAA, ZAWGYI_DV_AA, ZAWGYI_DV_I, ZAWGYI_DV_II, ZAWGYI_DV_U, ZAWGYI_DV_UU, ZAWGYI_DV_E, ZAWGYI_DV_AI, ZAWGYI_DV_U_L, ZAWGYI_DV_UU_L, ZAWGYI_CS_RA_2, ZAWGYI_CS_RA_4, ZAWGYI_D_SEVEN, '7', '\0'}, /* key 7 */
    {ZAWGYI_CS_RA, ZAWGYI_CS_RA_3, ZAWGYI_CS_YA, ZAWGYI_S_ANUSVARA, ZAWGYI_S_DOT, ZAWGYI_S_VISARGA, ZAWGYI_DV_VIRAMA_NA, ZAWGYI_S_ASAT, ZAWGYI_CS_WA, ZAWGYI_CS_HA, ZAWGYI_S_LITTLE_SECTION, ZAWGYI_S_SECTION, ZAWGYI_D_EIGHT, '8',  '\0'},        /* key 8 */
    {ZAWGYI_C_GREAT_SA, ZAWGYI_S_LOCATIVE, ZAWGYI_S_COMPLETED, ZAWGYI_S_AFOREMENTONED, ZAWGYI_IV_II, ZAWGYI_S_GENITIVE, ZAWGYI_IV_AU, 	ZAWGYI_S_TAA_ASAT, ZAWGYI_IV_E, ZAWGYI_DV_NGA_ASAT_VIRAMA, ZAWGYI_CS_WA_HA, ZAWGYI_C_NNA_VIRAMA_NNA, ZAWGYI_D_NINE, '9', '\0'},                        /* key 9 */
#if !defined(__MMI_MULTITAP_FOR_STAR_AND_POUND__)
#else /* !defined(__MMI_MULTITAP_FOR_STAR_AND_POUND__) */ 
    {'\0'},
    {'\0'},
#endif /* !defined(__MMI_MULTITAP_FOR_STAR_AND_POUND__) */ 
};
#endif

// key mapping array
#if defined(__MMI_MULTITAP_MYANMAR__)
const UI_character_type default_zawgyi_multitap_strings[MAX_MULTITAPS][32] = 
{
    {' ', ZAWGYI_DV_NGA_ASAT_VIRAMA,  ZAWGYI_S_NGA_ASAT_VIRAMA_I,  ZAWGYI_S_NGA_ASAT_VIRAMA_II,  ZAWGYI_S_NGA_ASAT_VIRAMA_ANUSVARA,  ZAWGYI_S_I_ANUSVARA,  ZAWGYI_DV_VIRAMA_KA,  ZAWGYI_DV_VIRAMA_KHA,  ZAWGYI_DV_VIRAMA_GA,  ZAWGYI_DV_VIRAMA_GHA,  ZAWGYI_DV_VIRAMA_CA,  ZAWGYI_DV_VIRAMA_CHA_1,  ZAWGYI_DV_VIRAMA_CHA_2,  ZAWGYI_DV_VIRAMA_JA,  ZAWGYI_DV_VIRAMA_JHA,  ZAWGYI_DV_VIRAMA_TTA,  ZAWGYI_DV_VIRAMA_TTHA,  ZAWGYI_DV_VIRAMA_LA,  ZAWGYI_D_ZERO, '0', '\0'},  /* key 0 */
    {ZAWGYI_C_KA,  ZAWGYI_C_KHA,  ZAWGYI_C_GA,  ZAWGYI_C_GHA,  ZAWGYI_C_NGA,  ZAWGYI_C_CA,  ZAWGYI_C_CHA,  ZAWGYI_D_ONE, '1', '\0'},  /* key 1 */
    {ZAWGYI_C_JA,  ZAWGYI_C_JHA,  ZAWGYI_C_NNYA,  ZAWGYI_C_TTA,  ZAWGYI_C_TTHA,  ZAWGYI_C_DDA,  ZAWGYI_C_DDHA,  ZAWGYI_D_TWO, '2', '\0'},  /* key 2 */
    {ZAWGYI_C_NNA,  ZAWGYI_C_TA,  ZAWGYI_C_THA,  ZAWGYI_C_DA,  ZAWGYI_C_DHA,  ZAWGYI_C_NA,  ZAWGYI_C_PA,  ZAWGYI_D_THREE, '3', '\0'},  /* key 3 */
    {ZAWGYI_C_PHA,  ZAWGYI_C_BA,  ZAWGYI_C_BHA,  ZAWGYI_C_MA,  ZAWGYI_C_YA,  ZAWGYI_C_RA,  ZAWGYI_C_LA,  ZAWGYI_D_FOUR, '4', '\0'},  /* key 4 */
    {ZAWGYI_C_WA,  ZAWGYI_C_SA,  ZAWGYI_C_HA,  ZAWGYI_C_LLA,  ZAWGYI_IV_A,  ZAWGYI_IV_U,  ZAWGYI_IV_UU,  ZAWGYI_IV_E,  ZAWGYI_C_NYA,  ZAWGYI_C_NYA_2,  ZAWGYI_C_NNYA_2,  ZAWGYI_D_FIVE, '5', '\0'},  /* key 5 */
    {ZAWGYI_DV_TAA,  ZAWGYI_DV_AA,  ZAWGYI_DV_I,  ZAWGYI_DV_II,  ZAWGYI_DV_U,  ZAWGYI_DV_UU,  ZAWGYI_DV_E,  ZAWGYI_DV_AI,  ZAWGYI_DV_U_L,  ZAWGYI_DV_UU_L,  ZAWGYI_CS_HA,  ZAWGYI_CS_HA_S,  ZAWGYI_CS_HA_U,  ZAWGYI_CS_HA_UU,  ZAWGYI_S_LITTLE_SECTION,  ZAWGYI_S_SECTION,  ZAWGYI_D_SIX, '6', '\0'},  /* key 6 */
    {ZAWGYI_CS_RA,  ZAWGYI_CS_RA_3,  ZAWGYI_CS_RA_2,  ZAWGYI_CS_RA_4,  ZAWGYI_CS_RA_5,  ZAWGYI_CS_RA_6,  ZAWGYI_CS_RA_7,  ZAWGYI_CS_RA_8,  ZAWGYI_CS_YA,  ZAWGYI_S_ANUSVARA,  ZAWGYI_S_DOT,  ZAWGYI_S_VISARGA,  ZAWGYI_S_ASAT,  ZAWGYI_CS_WA,  ZAWGYI_DV_VIRAMA_NA_2,  ZAWGYI_CS_YA_2,  ZAWGYI_D_SEVEN, '7', '\0'},  /* key 7 */
    {ZAWGYI_IV_I,  ZAWGYI_IV_II,  ZAWGYI_IV_O,  ZAWGYI_IV_AU,  ZAWGYI_S_LOCATIVE,  ZAWGYI_S_COMPLETED,  ZAWGYI_S_AFOREMENTONED,  ZAWGYI_S_GENITIVE,  ZAWGYI_C_GREAT_SA,  ZAWGYI_DV_VIRAMA_NA,  ZAWGYI_C_RA_2,  ZAWGYI_C_NNA_VIRAMA_NNA,  ZAWGYI_C_LLA_2,  ZAWGYI_S_MON_II_ANUSVARA,  ZAWGYI_C_TTA_VIRAMA_TTA,  ZAWGYI_C_DDA_VIRAMA_DDA,  ZAWGYI_C_UNKNOW_CONBINATION,  ZAWGYI_D_EIGHT, '8', '\0'},  /* key 8 */
    {ZAWGYI_DV_VIRAMA_NNA,  ZAWGYI_DV_VIRAMA_TA_1,  ZAWGYI_DV_VIRAMA_TA_2,  ZAWGYI_DV_VIRAMA_THA_1,  ZAWGYI_DV_VIRAMA_THA_2,  ZAWGYI_DV_VIRAMA_DA,  ZAWGYI_DV_VIRAMA_DHA,  ZAWGYI_DV_VIRAMA_PA,  ZAWGYI_DV_VIRAMA_PHA,  ZAWGYI_DV_VIRAMA_BA,  ZAWGYI_DV_VIRAMA_BHA_1,  ZAWGYI_DV_VIRAMA_MA,  ZAWGYI_S_DOT_SHIFT,  ZAWGYI_S_DOT_POST,  ZAWGYI_CS_WA_HA,  ZAWGYI_S_TAA_ASAT,  ZAWGYI_D_NINE, '9', '\0'},  /* key 9 */
#if !defined(__MMI_MULTITAP_FOR_STAR_AND_POUND__)
#else /* !defined(__MMI_MULTITAP_FOR_STAR_AND_POUND__) */ 
    {'\0'},
    {'\0'},
#endif /* !defined(__MMI_MULTITAP_FOR_STAR_AND_POUND__) */ 
};
#endif


/*+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 +
 + zawgyi internal funciton
 +
 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++*/

/*****************************************************************************
 * FUNCTION
 *  zawgyi_check_and_update_current_state
 * DESCRIPTION          
 *  this api used to update the cluster state.
 * PARAMETERS
 *  start_character     [IN]   UCS code for character  
 *  pre_len    [IN]  
 *  current_character    [IN]  
 *  current_char_state    [IN]  
 *  RETURNS
 *  U16 : 
 *****************************************************************************/
MMI_BOOL zawgyi_check_and_update_current_state(PU8 start_character, S32 pre_len, U16 current_character, char_pos_info *current_char_state)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/
    ire_character_info_table_struct pre_character_info[ZAWGYI_CLUSTER_MAX_LEN] = {0};
    int i;
    /*----------------------------------------------------------------*/
    /* Code Body                                                      */
    /*----------------------------------------------------------------*/
    if (!pre_len)
    {
        // first character, always return ture.
        *current_char_state = (char_pos_info) zawgyi_get_character_info(current_character).lang_specific;
        return MMI_TRUE;
    }

    if (pre_len >= ZAWGYI_CLUSTER_MAX_LEN)
    {
        // should not exceed the max len of one cluster.
        return MMI_FALSE;
    }
    
    for (i = 0; i < pre_len; i++, start_character += 2)
    {
        pre_character_info[i] = zawgyi_get_character_info(ZAWGYI_CONVERT_U8_U16(start_character));
    }

    pre_character_info[i] = zawgyi_get_character_info(current_character);

    if(zawgyi_check_conbination_validate(pre_character_info, i+1, current_char_state))
    {
        return MMI_TRUE;
    }
    else
    {
        return MMI_FALSE;
    }
}

static MMI_BOOL zawgyi_check_conbination_validate(
    ire_character_info_table_struct *pre_character_info, 
    S32 n, 
    char_pos_info *prev_char_state)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/
    MMI_BOOL ret = MMI_TRUE;
    char_pos_info curr_char_state = (char_pos_info) pre_character_info[n-1].lang_specific;  //trick, used language_specific for zawgyi rule.
    char_pos_info overlap_check;
    /*----------------------------------------------------------------*/
    /* Code Body                                                      */
    /*----------------------------------------------------------------*/
    MMI_DBG_ASSERT(n > 0 && n <= ZAWGYI_CLUSTER_MAX_LEN);

    overlap_check = curr_char_state & (*prev_char_state);

    if (!(pre_character_info[0].consonant))
    {
        ret = MMI_FALSE;
    }
    // pos center will be handle specially.
    if (overlap_check & (CHARACTER_POS_ABOVE|CHARACTER_POS_BELLOW|CHARACTER_POS_POST|CHARACTER_POS_PRE|CHARACTER_POS_CENTER_HALF))
    {
        ret = MMI_FALSE;
    }
    //handle center pos.
    {
        S32 i, pre_consonant_1 = 0,pre_consonant_2 = 0, consonant_count = 0, dep_cen_vowel = 0, cen_sign = 0;
        
        for (i = 0; i < n; i++)
        {
            if (pre_character_info[i].digit || pre_character_info[i].indep_vowel)
            {
                ret = MMI_FALSE;
            }
            else if (pre_character_info[i].consonant == ZAWGYI_NORMAL_CONSONANT)
            {
                consonant_count++;
            }
            else if (pre_character_info[i].consonant == ZAWGUI_PRE_CONSONANT_2)
            {
                pre_consonant_2++;
                if (consonant_count)
                {
                    ret = MMI_FALSE;    // preconsonant 2 should be input before consonant and preconsonant 1.
                }
            }
            else if (pre_character_info[i].consonant == ZAWGUI_PRE_CONSONANT_1)
            {
                pre_consonant_1++;
                if (consonant_count || pre_consonant_2)
                {
                    ret = MMI_FALSE;    // preconsonant 1 should be input before consonant.
                }
            }
            else if (pre_character_info[i].dep_vowel == IRE_POST_BASE_DEP_VOWEL)
            {
                dep_cen_vowel++;
            }
            else if (pre_character_info[i].dep_vowel && (!consonant_count))
            {
                ret = MMI_FALSE;
            }
            else if (pre_character_info[i].sign && (pre_character_info[i].lang_specific & CHARACTER_POS_CENTER))
            {
                cen_sign++;
            }
        }
        if ( pre_consonant_1 > 1 || pre_consonant_2 > 1 || consonant_count > 1 || dep_cen_vowel > 1 || cen_sign > 1)
        {
            ret = MMI_FALSE;
        }
    }

    //update char state
    if (*prev_char_state & curr_char_state & CHARACTER_POS_ABOVE_HALF)
    {
        *prev_char_state |= CHARACTER_POS_ABOVE;
    }
    if (*prev_char_state & curr_char_state & CHARACTER_POS_BELLOW_HALF)
    {
        *prev_char_state |= CHARACTER_POS_BELLOW;
    }
    *prev_char_state |= 
        (curr_char_state & (CHARACTER_POS_CENTER
        |CHARACTER_POS_ABOVE
        |CHARACTER_POS_BELLOW
        |CHARACTER_POS_POST
        |CHARACTER_POS_PRE
        |CHARACTER_POS_ABOVE_HALF
        |CHARACTER_POS_BELLOW_HALF
        |CHARACTER_POS_CENTER_HALF));
    if (curr_char_state & CHARACTER_POS_POST)
    {
        *prev_char_state |= (CHARACTER_POS_ABOVE|CHARACTER_POS_BELLOW);
        if (curr_char_state & CHARACTER_POS_ABOVE)
        {
            *prev_char_state &= ~CHARACTER_POS_ABOVE;
        }
        if (curr_char_state & CHARACTER_POS_BELLOW)
        {
            *prev_char_state &= ~CHARACTER_POS_BELLOW;
        }
    }

    return ret;
}

UI_string_type get_zawgyi_multitap_string(S32 index)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/
    /*----------------------------------------------------------------*/
    /* Code Body                                                      */
    /*----------------------------------------------------------------*/
    return (UI_character_type*) default_zawgyi_multitap_strings[index];
}

/*****************************************************************************
 * FUNCTION
 *  zawgyi_convert_rendering_encoding_to_logic_encoding
 * DESCRIPTION			
 *  this api used to convert  logic code to rendering code.
 * PARAMETERS
 *  character     [IN]   UCS code for character  
 *  RETURNS
 *  U16 : 
 *****************************************************************************/
U16 zawgyi_convert_logic_encoding_to_rendering_encoding(U16 character)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/
    /*----------------------------------------------------------------*/
    /* Code Body                                                      */
    /*----------------------------------------------------------------*/
    return zawgyi_get_index_by_code(character) + IRE_ZAWGYI_MYANMAR_PROPRIETRY_START_RANGE;
}


/*****************************************************************************
 * FUNCTION
 *  zawgyi_convert_rendering_encoding_to_logic_encoding
 * DESCRIPTION			
 *  this api used to convert rendering code to logic code.
 * PARAMETERS
 *  character     [IN]   UCS code for character  
 *  RETURNS
 *  U16 : the code save in memory 
 *****************************************************************************/
U16 zawgyi_convert_rendering_encoding_to_logic_encoding(U16 character)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/
    /*----------------------------------------------------------------*/
    /* Code Body                                                      */
    /*----------------------------------------------------------------*/
    return zawgyi_get_index_by_code(character) + IRE_ZAWGYI_MYANMAR_LANG_START_RANGE;
}

/*****************************************************************************
 * FUNCTION
 *  zawgyi_get_character_shift_direction
 * DESCRIPTION			
 *  This method will tell us the character should move to left or right, if return MMI_TURE, means should move to left.
 *  and copy the output buffer i.e glyphoutput
 * PARAMETERS
 *  character     [IN]   UCS code for character  
 *  RETURNS
 *  S32 
 *****************************************************************************/
S32 zawgyi_get_character_shift_direction(U16 character)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/
    S32 move_style = 0;
    ire_character_position_info_enum character_pos = (ire_character_position_info_enum) zawgyi_get_character_info(character).char_position;
    /*----------------------------------------------------------------*/
    /* Code Body                                                      */
    /*----------------------------------------------------------------*/
    switch (character_pos)
    {
       	case IRE_PREBASE_POSITION:
            move_style = 1;
            break;
    	case IRE_ABOVE_BASE_POSITION:
    	case IRE_BELOW_BASE_POSITION:
    	case IRE_SPECIAL_POST_BASE_POSITION:
    	case IRE_BELOW_AND_POST_BASE_POSITION:
            move_style = -1;
            break;
        case IRE_POSTBASE_POSITION:
        case IRE_CENTER_BASE_POSITION:
        default:
            move_style = 0;
            break;
    }
    return move_style;
}


/*****************************************************************************
 * FUNCTION
 *  zawgyi_get_character_info
 * DESCRIPTION			
 *  used to get character info.
 * PARAMETERS
 *  character     [IN]   UCS code     
 *  RETURNS
 *  character info
 *****************************************************************************/
static const ire_character_info_table_struct zawgyi_get_character_info(U16 character)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/
    /*----------------------------------------------------------------*/
    /* Code Body                                                      */
    /*----------------------------------------------------------------*/
    return zawgyi_character_info_table[zawgyi_get_index_by_code(character)];
}


/*****************************************************************************
 * FUNCTION
 *  zawgyi_get_index_by_code
 * DESCRIPTION			
 *  used to get relate index of character info array.
 * PARAMETERS
 *  character     [IN]   UCS code for zawgyi character.    
 *  RETURNS
 *  relate index in character info array
 *****************************************************************************/
static S32 zawgyi_get_index_by_code(U16 character)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/

    if (character >= IRE_ZAWGYI_MYANMAR_LANG_START_RANGE && character <= IRE_ZAWGYI_MYANMAR_LANG_END_RANGE)
    {
        return character - IRE_ZAWGYI_MYANMAR_LANG_START_RANGE;
    }
    else if (character >= IRE_ZAWGYI_MYANMAR_PROPRIETRY_START_RANGE && character <= IRE_ZAWGYI_MYANMAR_PROPRIETRY_END_RANGE)
    {
        return character - IRE_ZAWGYI_MYANMAR_PROPRIETRY_START_RANGE;
    }
    else
    {
        MMI_ASSERT(0);
    }
}
#endif