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Diffstat (limited to 'intl/icu/source/tools/gennorm2/n2builder.h')
-rw-r--r-- | intl/icu/source/tools/gennorm2/n2builder.h | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/intl/icu/source/tools/gennorm2/n2builder.h b/intl/icu/source/tools/gennorm2/n2builder.h new file mode 100644 index 000000000..6f8b8afff --- /dev/null +++ b/intl/icu/source/tools/gennorm2/n2builder.h @@ -0,0 +1,127 @@ +// Copyright (C) 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: US-ASCII +* 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/unistr.h" +#include "normalizer2impl.h" // for IX_COUNT +#include "toolutil.h" +#include "utrie2.h" + +U_NAMESPACE_BEGIN + +extern UBool beVerbose, haveCopyright; + +struct Norm; + +class BuilderReorderingBuffer; +class ExtraDataWriter; + +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); + +private: + friend class CompositionBuilder; + friend class Decomposer; + friend class ExtraDataWriter; + friend class Norm16Writer; + + // No copy constructor nor assignment operator. + Normalizer2DataBuilder(const Normalizer2DataBuilder &other); + Normalizer2DataBuilder &operator=(const Normalizer2DataBuilder &other); + + Norm *allocNorm(); + Norm *getNorm(UChar32 c); + Norm *createNorm(UChar32 c); + Norm *checkNormForMapping(Norm *p, UChar32 c); // check for permitted overrides + + const Norm &getNormRef(UChar32 c) const; + uint8_t getCC(UChar32 c) const; + UBool combinesWithCCBetween(const Norm &norm, uint8_t lowCC, uint8_t highCC) const; + UChar32 combine(const Norm &norm, UChar32 trail) const; + + void addComposition(UChar32 start, UChar32 end, uint32_t value); + UBool decompose(UChar32 start, UChar32 end, uint32_t value); + void reorder(Norm *p, BuilderReorderingBuffer &buffer); + UBool hasNoCompBoundaryAfter(BuilderReorderingBuffer &buffer); + void setHangulData(); + int32_t writeMapping(UChar32 c, const Norm *p, UnicodeString &dataString); + void writeCompositions(UChar32 c, const Norm *p, UnicodeString &dataString); + void writeExtraData(UChar32 c, uint32_t value, ExtraDataWriter &writer); + int32_t getCenterNoNoDelta() { + return indexes[Normalizer2Impl::IX_MIN_MAYBE_YES]-Normalizer2Impl::MAX_DELTA-1; + } + void writeNorm16(UChar32 start, UChar32 end, uint32_t value); + void processData(); + + UTrie2 *normTrie; + UToolMemory *normMem; + Norm *norms; + + int32_t phase; + OverrideHandling overrideHandling; + + Optimization optimization; + + int32_t indexes[Normalizer2Impl::IX_COUNT]; + UTrie2 *norm16Trie; + int32_t norm16TrieLength; + UnicodeString extraData; + uint8_t smallFCD[0x100]; + + UVersionInfo unicodeVersion; +}; + +U_NAMESPACE_END + +#endif // #if !UCONFIG_NO_NORMALIZATION + +#endif // __N2BUILDER_H__ |