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	1	// © 2016 and later: Unicode, Inc. and others.
	2	// License & terms of use: http://www.unicode.org/copyright.html
	3	/*
	4	*******************************************************************************
	5	*
	6	* Copyright (C) 2001-2008, International Business Machines
	7	* Corporation and others. All Rights Reserved.
	8	*
	9	*******************************************************************************
	10	* file name: casetrn.h
	11	* encoding: UTF-8
	12	* tab size: 8 (not used)
	13	* indentation:4
	14	*
	15	* created on: 2004sep03
	16	* created by: Markus W. Scherer
	17	*
	18	* Implementation class for lower-/upper-/title-casing transliterators.
	19	*/
	20
	21	#ifndef __CASETRN_H__
	22	#define __CASETRN_H__
	23
	24	#include "unicode/utypes.h"
	25
	26	#if !UCONFIG_NO_TRANSLITERATION
	27
	28	#include "unicode/translit.h"
	29	#include "ucase.h"
	30
	31	U_NAMESPACE_BEGIN
	32
	33	/**
	34	* A transliterator that performs locale-sensitive
	35	* case mapping.
	36	*/
	37	class CaseMapTransliterator : public Transliterator {
	38	public:
	39	/**
	40	* Constructs a transliterator.
	41	* @param loc the given locale.
	42	* @param id the transliterator ID.
	43	* @param map the full case mapping function (see ucase.h)
	44	*/
	45	CaseMapTransliterator(const UnicodeString &id, UCaseMapFull *map);
	46
	47	/**
	48	* Destructor.
	49	*/
	50	virtual ~CaseMapTransliterator();
	51
	52	/**
	53	* Copy constructor.
	54	*/
	55	CaseMapTransliterator(const CaseMapTransliterator&);
	56
	57	/**
	58	* Transliterator API.
	59	* @return a copy of the object.
	60	*/
	61	virtual Transliterator* clone(void) const = 0;
	62
	63	/**
	64	* ICU "poor man's RTTI", returns a UClassID for the actual class.
	65	*/
	66	//virtual UClassID getDynamicClassID() const;
	67
	68	/**
	69	* ICU "poor man's RTTI", returns a UClassID for this class.
	70	*/
	71	U_I18N_API static UClassID U_EXPORT2 getStaticClassID();
	72
	73	protected:
	74	/**
	75	* Implements {@link Transliterator#handleTransliterate}.
	76	* @param text the buffer holding transliterated and
	77	* untransliterated text
	78	* @param offset the start and limit of the text, the position
	79	* of the cursor, and the start and limit of transliteration.
	80	* @param incremental if true, assume more text may be coming after
	81	* pos.contextLimit. Otherwise, assume the text is complete.
	82	*/
	83	virtual void handleTransliterate(Replaceable& text,
	84	UTransPosition& offsets,
	85	UBool isIncremental) const;
	86
	87	UCaseMapFull *fMap;
	88
	89	private:
	90	/**
	91	* Assignment operator.
	92	*/
	93	CaseMapTransliterator& operator=(const CaseMapTransliterator&);
	94
	95	};
	96
	97	U_NAMESPACE_END
	98
	99	/** case context iterator using a Replaceable. This must be a C function because it is a callback. */
	100	U_CFUNC UChar32 U_CALLCONV
	101	utrans_rep_caseContextIterator(void *context, int8_t dir);
	102
	103	#endif /* #if !UCONFIG_NO_TRANSLITERATION */
	104
	105	#endif