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// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/*
*******************************************************************************
*
* Copyright (C) 2009-2014, International Business Machines
* Corporation and others. All Rights Reserved.
*
*******************************************************************************
* file name: n2builder.h
* encoding: UTF-8
* tab size: 8 (not used)
* indentation:4
*
* created on: 2009nov25
* created by: Markus W. Scherer
*/
#ifndef __N2BUILDER_H__
#define __N2BUILDER_H__
#include "unicode/utypes.h"
#if !UCONFIG_NO_NORMALIZATION
#include "unicode/errorcode.h"
#include "unicode/umutablecptrie.h"
#include "unicode/unistr.h"
#include "normalizer2impl.h" // for IX_COUNT
#include "toolutil.h"
#include "norms.h"
U_NAMESPACE_BEGIN
extern UBool beVerbose, haveCopyright;
class Normalizer2DataBuilder {
public:
Normalizer2DataBuilder(UErrorCode &errorCode);
~Normalizer2DataBuilder();
enum OverrideHandling {
OVERRIDE_NONE,
OVERRIDE_ANY,
OVERRIDE_PREVIOUS
};
void setOverrideHandling(OverrideHandling oh);
enum Optimization {
OPTIMIZE_NORMAL,
OPTIMIZE_FAST
};
void setOptimization(Optimization opt) { optimization=opt; }
void setCC(UChar32 c, uint8_t cc);
void setOneWayMapping(UChar32 c, const UnicodeString &m);
void setRoundTripMapping(UChar32 c, const UnicodeString &m);
void removeMapping(UChar32 c);
void setUnicodeVersion(const char *v);
void writeBinaryFile(const char *filename);
void writeCSourceFile(const char *filename);
void writeDataFile(const char *filename, bool writeRemoved) const;
static void computeDiff(const Normalizer2DataBuilder &b1,
const Normalizer2DataBuilder &b2,
Normalizer2DataBuilder &diff);
private:
friend class Norm16Writer;
Normalizer2DataBuilder(const Normalizer2DataBuilder &other) = delete;
Normalizer2DataBuilder &operator=(const Normalizer2DataBuilder &other) = delete;
Norm *checkNormForMapping(Norm *p, UChar32 c); // check for permitted overrides
/**
* A starter character with a mapping does not have a composition boundary after it
* if the character itself combines-forward (which is tested by the caller of this function),
* or it is deleted (mapped to the empty string),
* or its mapping contains no starter,
* or the last starter combines-forward.
*/
UBool mappingHasCompBoundaryAfter(const BuilderReorderingBuffer &buffer,
Norm::MappingType mappingType) const;
/** Returns true if the mapping by itself recomposes, that is, it is not comp-normalized. */
UBool mappingRecomposes(const BuilderReorderingBuffer &buffer) const;
void postProcess(Norm &norm);
void setSmallFCD(UChar32 c);
int32_t getMinNoNoDelta() const {
return indexes[Normalizer2Impl::IX_MIN_MAYBE_YES]-
((2*Normalizer2Impl::MAX_DELTA+1)<<Normalizer2Impl::DELTA_SHIFT);
}
void writeNorm16(UMutableCPTrie *norm16Trie, UChar32 start, UChar32 end, Norm &norm);
void setHangulData(UMutableCPTrie *norm16Trie);
LocalUCPTriePointer processData();
Norms norms;
int32_t phase;
OverrideHandling overrideHandling;
Optimization optimization;
int32_t indexes[Normalizer2Impl::IX_COUNT];
uint8_t *norm16TrieBytes;
int32_t norm16TrieLength;
UnicodeString extraData;
uint8_t smallFCD[0x100];
UVersionInfo unicodeVersion;
};
U_NAMESPACE_END
#endif // #if !UCONFIG_NO_NORMALIZATION
#endif // __N2BUILDER_H__
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