97 lines
3.1 KiB
C
97 lines
3.1 KiB
C
/*
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*******************************************************************************
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*
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* Copyright (C) 2001, International Business Machines
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* Corporation and others. All Rights Reserved.
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*
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*******************************************************************************
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* file name: ucol_tok.cpp
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* encoding: US-ASCII
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* tab size: 8 (not used)
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* indentation:4
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*
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* created 02/22/2001
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* created by: Vladimir Weinstein
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*
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* This module maintains a contraction table structure in expanded form
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* and provides means to flatten this structure
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*
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*/
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#ifndef UCOL_CNTTABLE_H
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#define UCOL_CNTTABLE_H
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#include "ucmpe32.h"
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#include "uhash.h"
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#include "ucol_elm.h"
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#include "ucol_imp.h"
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U_NAMESPACE_BEGIN
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#define UPRV_CNTTAB_NEWELEMENT 0xFFFFFF
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#define isCntTableElement(CE) (isSpecial((CE)) && \
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((getCETag((CE)) == CONTRACTION_TAG)||(getCETag((CE)) == SPEC_PROC_TAG)))
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typedef struct ContractionTable ContractionTable;
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struct ContractionTable {
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UChar *codePoints;
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uint32_t *CEs;
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uint32_t position;
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uint32_t size;
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};
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struct CntTable {
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ContractionTable **elements;
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CompactEIntArray *mapping;
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UChar *codePoints;
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uint32_t *CEs;
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int32_t *offsets;
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int32_t position;
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int32_t size;
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int32_t capacity;
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UColCETags currentTag;
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};
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U_CAPI
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CntTable *uprv_cnttab_open(CompactEIntArray *mapping, UErrorCode *status);
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U_CAPI
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CntTable *uprv_cnttab_clone(CntTable *table);
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U_CAPI
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void uprv_cnttab_close(CntTable *table);
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/* construct the table for output */
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U_CAPI
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int32_t uprv_cnttab_constructTable(CntTable *table, uint32_t mainOffset, UErrorCode *status);
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/* adds more contractions in table. If element is non existant, it creates on. Returns element handle */
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U_CAPI
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uint32_t uprv_cnttab_addContraction(CntTable *table, uint32_t element, UChar codePoint, uint32_t value, UErrorCode *status);
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/* sets a part of contraction sequence in table. If element is non existant, it creates on. Returns element handle */
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U_CAPI
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uint32_t uprv_cnttab_setContraction(CntTable *table, uint32_t element, uint32_t offset, UChar codePoint, uint32_t value, UErrorCode *status);
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/* inserts a part of contraction sequence in table. Sequences behind the offset are moved back. If element is non existant, it creates on. Returns element handle */
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U_CAPI
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uint32_t uprv_cnttab_insertContraction(CntTable *table, uint32_t element, UChar codePoint, uint32_t value, UErrorCode *status);
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/* this is for adding non contractions */
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U_CAPI
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uint32_t uprv_cnttab_changeLastCE(CntTable *table, uint32_t element, uint32_t value, UErrorCode *status);
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U_CAPI
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int32_t uprv_cnttab_findCP(CntTable *table, uint32_t element, UChar codePoint, UErrorCode *status);
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U_CAPI
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uint32_t uprv_cnttab_getCE(CntTable *table, uint32_t element, uint32_t position, UErrorCode *status);
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U_CAPI
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uint32_t uprv_cnttab_changeContraction(CntTable *table, uint32_t element, UChar codePoint, uint32_t newCE, UErrorCode *status);
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U_CAPI
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uint32_t uprv_cnttab_findCE(CntTable *table, uint32_t element, UChar codePoint, UErrorCode *status);
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U_CAPI
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UBool uprv_cnttab_isTailored(CntTable *table, uint32_t element, UChar *ztString, UErrorCode *status);
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U_NAMESPACE_END
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#endif
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