Thu, 22 Jan 2015 13:21:57 +0100
Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6
1 /*
2 *******************************************************************************
3 *
4 * Copyright (C) 2001-2008, International Business Machines
5 * Corporation and others. All Rights Reserved.
6 *
7 *******************************************************************************
8 * file name: ucol_tok.cpp
9 * encoding: US-ASCII
10 * tab size: 8 (not used)
11 * indentation:4
12 *
13 * created 02/22/2001
14 * created by: Vladimir Weinstein
15 *
16 * This module maintains a contraction table structure in expanded form
17 * and provides means to flatten this structure
18 *
19 */
21 #ifndef UCOL_CNTTABLE_H
22 #define UCOL_CNTTABLE_H
24 #include "unicode/utypes.h"
26 #if !UCONFIG_NO_COLLATION
28 #include "utrie.h"
29 #include "ucol_imp.h"
31 U_CDECL_BEGIN
33 #define UPRV_CNTTAB_NEWELEMENT 0xFFFFFF
35 #define isCntTableElement(CE) (isSpecial((CE)) && \
36 ((getCETag((CE)) == CONTRACTION_TAG)||(getCETag((CE)) == SPEC_PROC_TAG)))
38 typedef struct ContractionTable ContractionTable;
39 struct ContractionTable {
40 UChar *codePoints;
41 uint32_t *CEs;
42 uint32_t position;
43 uint32_t size;
44 };
46 struct CntTable {
47 ContractionTable **elements;
48 /*CompactEIntArray *mapping;*/
49 UNewTrie *mapping;
50 UChar *codePoints;
51 uint32_t *CEs;
52 int32_t *offsets;
53 int32_t position;
54 int32_t size;
55 int32_t capacity;
56 UColCETags currentTag;
57 };
59 U_CAPI CntTable* U_EXPORT2
60 /*uprv_cnttab_open(CompactEIntArray *mapping, UErrorCode *status);*/
61 uprv_cnttab_open(UNewTrie *mapping, UErrorCode *status);
62 U_CAPI CntTable* U_EXPORT2
63 uprv_cnttab_clone(CntTable *table, UErrorCode *status);
64 U_CAPI void U_EXPORT2
65 uprv_cnttab_close(CntTable *table);
67 /* construct the table for output */
68 U_CAPI int32_t U_EXPORT2
69 uprv_cnttab_constructTable(CntTable *table, uint32_t mainOffset, UErrorCode *status);
70 /* adds more contractions in table. If element is non existant, it creates on. Returns element handle */
71 U_CAPI uint32_t U_EXPORT2
72 uprv_cnttab_addContraction(CntTable *table, uint32_t element, UChar codePoint, uint32_t value, UErrorCode *status);
73 /* sets a part of contraction sequence in table. If element is non existant, it creates on. Returns element handle */
74 U_CAPI uint32_t U_EXPORT2
75 uprv_cnttab_setContraction(CntTable *table, uint32_t element, uint32_t offset, UChar codePoint, uint32_t value, UErrorCode *status);
76 /* 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 */
77 U_CAPI uint32_t U_EXPORT2
78 uprv_cnttab_insertContraction(CntTable *table, uint32_t element, UChar codePoint, uint32_t value, UErrorCode *status);
79 /* this is for adding non contractions */
80 U_CAPI uint32_t U_EXPORT2
81 uprv_cnttab_changeLastCE(CntTable *table, uint32_t element, uint32_t value, UErrorCode *status);
83 U_CAPI int32_t U_EXPORT2
84 uprv_cnttab_findCP(CntTable *table, uint32_t element, UChar codePoint, UErrorCode *status);
86 U_CAPI uint32_t U_EXPORT2
87 uprv_cnttab_getCE(CntTable *table, uint32_t element, uint32_t position, UErrorCode *status);
89 U_CAPI uint32_t U_EXPORT2
90 uprv_cnttab_changeContraction(CntTable *table, uint32_t element, UChar codePoint, uint32_t newCE, UErrorCode *status);
92 U_CAPI uint32_t U_EXPORT2
93 uprv_cnttab_findCE(CntTable *table, uint32_t element, UChar codePoint, UErrorCode *status);
95 U_CAPI UBool U_EXPORT2
96 uprv_cnttab_isTailored(CntTable *table, uint32_t element, UChar *ztString, UErrorCode *status);
98 U_CDECL_END
100 #endif /* #if !UCONFIG_NO_COLLATION */
102 #endif