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Commit	Line	Data
	1	/*
	2	*******************************************************************************
	3	*
	4	* Copyright (C) 2009-2011, International Business Machines
	5	* Corporation and others. All Rights Reserved.
	6	*
	7	*******************************************************************************
	8	* file name: n2builder.h
	9	* encoding: US-ASCII
	10	* tab size: 8 (not used)
	11	* indentation:4
	12	*
	13	* created on: 2009nov25
	14	* created by: Markus W. Scherer
	15	*/
	16
	17	#ifndef __N2BUILDER_H__
	18	#define __N2BUILDER_H__
	19
	20	#include "unicode/utypes.h"
	21
	22	#if !UCONFIG_NO_NORMALIZATION
	23
	24	#include "unicode/errorcode.h"
	25	#include "unicode/unistr.h"
	26	#include "normalizer2impl.h" // for IX_COUNT
	27	#include "toolutil.h"
	28	#include "utrie2.h"
	29
	30	U_NAMESPACE_BEGIN
	31
	32	extern UBool beVerbose, haveCopyright;
	33
	34	struct Norm;
	35
	36	class BuilderReorderingBuffer;
	37	class ExtraDataWriter;
	38
	39	class Normalizer2DataBuilder {
	40	public:
	41	Normalizer2DataBuilder(UErrorCode &errorCode);
	42	~Normalizer2DataBuilder();
	43
	44	enum OverrideHandling {
	45	OVERRIDE_NONE,
	46	OVERRIDE_ANY,
	47	OVERRIDE_PREVIOUS
	48	};
	49
	50	void setOverrideHandling(OverrideHandling oh);
	51
	52	enum Optimization {
	53	OPTIMIZE_NORMAL,
	54	OPTIMIZE_FAST
	55	};
	56
	57	void setOptimization(Optimization opt) { optimization=opt; }
	58
	59	void setCC(UChar32 c, uint8_t cc);
	60	void setOneWayMapping(UChar32 c, const UnicodeString &m);
	61	void setRoundTripMapping(UChar32 c, const UnicodeString &m);
	62	void removeMapping(UChar32 c);
	63
	64	void setUnicodeVersion(const char *v);
	65
	66	void writeBinaryFile(const char *filename);
	67
	68	private:
	69	friend class CompositionBuilder;
	70	friend class Decomposer;
	71	friend class ExtraDataWriter;
	72	friend class Norm16Writer;
	73
	74	// No copy constructor nor assignment operator.
	75	Normalizer2DataBuilder(const Normalizer2DataBuilder &other);
	76	Normalizer2DataBuilder &operator=(const Normalizer2DataBuilder &other);
	77
	78	Norm *allocNorm();
	79	Norm *getNorm(UChar32 c);
	80	Norm *createNorm(UChar32 c);
	81	Norm checkNormForMapping(Norm p, UChar32 c); // check for permitted overrides
	82
	83	const Norm &getNormRef(UChar32 c) const;
	84	uint8_t getCC(UChar32 c) const;
	85	UBool combinesWithCCBetween(const Norm &norm, uint8_t lowCC, uint8_t highCC) const;
	86	UChar32 combine(const Norm &norm, UChar32 trail) const;
	87
	88	void addComposition(UChar32 start, UChar32 end, uint32_t value);
	89	UBool decompose(UChar32 start, UChar32 end, uint32_t value);
	90	void reorder(Norm *p, BuilderReorderingBuffer &buffer);
	91	UBool hasNoCompBoundaryAfter(BuilderReorderingBuffer &buffer);
	92	void setHangulData();
	93	int32_t writeMapping(UChar32 c, const Norm *p, UnicodeString &dataString);
	94	void writeCompositions(UChar32 c, const Norm *p, UnicodeString &dataString);
	95	void writeExtraData(UChar32 c, uint32_t value, ExtraDataWriter &writer);
	96	int32_t getCenterNoNoDelta() {
	97	return indexes[Normalizer2Impl::IX_MIN_MAYBE_YES]-Normalizer2Impl::MAX_DELTA-1;
	98	}
	99	void writeNorm16(UChar32 start, UChar32 end, uint32_t value);
	100	void processData();
	101
	102	UTrie2 *normTrie;
	103	UToolMemory *normMem;
	104	Norm *norms;
	105
	106	int32_t phase;
	107	OverrideHandling overrideHandling;
	108
	109	Optimization optimization;
	110
	111	int32_t indexes[Normalizer2Impl::IX_COUNT];
	112	UTrie2 *norm16Trie;
	113	UnicodeString extraData;
	114	uint8_t smallFCD[0x100];
	115
	116	UVersionInfo unicodeVersion;
	117	};
	118
	119	U_NAMESPACE_END
	120
	121	#endif // #if !UCONFIG_NO_NORMALIZATION
	122
	123	#endif // __N2BUILDER_H__