[apple/icu.git] / icuSources / samples / translit / unaccent.h

/********************************************************************
 * COPYRIGHT:
 * Copyright (c) 1999-2003, International Business Machines Corporation and
 * others. All Rights Reserved.
 ********************************************************************/

#include "unicode/translit.h"
#include "unicode/normlzr.h"

class UnaccentTransliterator : public Transliterator {
    
 public:
    
    /**
     * Constructor
     */
    UnaccentTransliterator();

    /**
     * Destructor
     */
    virtual ~UnaccentTransliterator();

 protected:

    /**
     * Implement Transliterator API
     */
    virtual void handleTransliterate(Replaceable& text,
                                     UTransPosition& index,
                                     UBool incremental) const;

 private:

    /**
     * Unaccent a single character using normalizer.
     */
    UChar unaccent(UChar c) const;

    Normalizer normalizer;

public:

    /**
     * Return the class ID for this class.  This is useful only for
     * comparing to a return value from getDynamicClassID().  For example:
     * <pre>
     * .      Base* polymorphic_pointer = createPolymorphicObject();
     * .      if (polymorphic_pointer->getDynamicClassID() ==
     * .          Derived::getStaticClassID()) ...
     * </pre>
     * @return          The class ID for all objects of this class.
     * @stable ICU 2.0
     */
    static inline UClassID getStaticClassID(void) { return (UClassID)&fgClassID; };

    /**
     * Returns a unique class ID <b>polymorphically</b>.  This method
     * is to implement a simple version of RTTI, since not all C++
     * compilers support genuine RTTI.  Polymorphic operator==() and
     * clone() methods call this method.
     * 
     * <p>Concrete subclasses of Transliterator that wish clients to
     * be able to identify them should implement getDynamicClassID()
     * and also a static method and data member:
     * 
     * <pre>
     * static UClassID getStaticClassID() { return (UClassID)&fgClassID; }
     * static char fgClassID;
     * </pre>
     *
     * Subclasses that do not implement this method will have a
     * dynamic class ID of Transliterator::getStatisClassID().
     *
     * @return The class ID for this object. All objects of a given
     * class have the same class ID.  Objects of other classes have
     * different class IDs.
     * @stable ICU 2.0
     */
    virtual UClassID getDynamicClassID(void) const { return getStaticClassID(); };

private:

    /**
     * Class identifier for subclasses of Transliterator that do not
     * define their class (anonymous subclasses).
     */
    static const char fgClassID;
};
Commit	Line	Data
b75a7d8f A	1	/********************************************************************
	2	* COPYRIGHT:
	3	* Copyright (c) 1999-2003, International Business Machines Corporation and
	4	* others. All Rights Reserved.
	5	********************************************************************/
	6
	7	#include "unicode/translit.h"
	8	#include "unicode/normlzr.h"
	9
	10	class UnaccentTransliterator : public Transliterator {
	11
	12	public:
	13
	14	/**
	15	* Constructor
	16	*/
	17	UnaccentTransliterator();
	18
	19	/**
	20	* Destructor
	21	*/
	22	virtual ~UnaccentTransliterator();
	23
	24	protected:
	25
	26	/**
	27	* Implement Transliterator API
	28	*/
	29	virtual void handleTransliterate(Replaceable& text,
	30	UTransPosition& index,
	31	UBool incremental) const;
	32
	33	private:
	34
	35	/**
	36	* Unaccent a single character using normalizer.
	37	*/
	38	UChar unaccent(UChar c) const;
	39
	40	Normalizer normalizer;
	41
	42	public:
	43
	44	/**
	45	* Return the class ID for this class. This is useful only for
	46	* comparing to a return value from getDynamicClassID(). For example:
	47	* <pre>
	48	* . Base* polymorphic_pointer = createPolymorphicObject();
	49	* . if (polymorphic_pointer->getDynamicClassID() ==
	50	* . Derived::getStaticClassID()) ...
	51	* </pre>
	52	* @return The class ID for all objects of this class.
	53	* @stable ICU 2.0
	54	*/
	55	static inline UClassID getStaticClassID(void) { return (UClassID)&fgClassID; };
	56
	57	/**
	58	* Returns a unique class ID <b>polymorphically</b>. This method
	59	* is to implement a simple version of RTTI, since not all C++
	60	* compilers support genuine RTTI. Polymorphic operator==() and
	61	* clone() methods call this method.
	62	*
	63	* <p>Concrete subclasses of Transliterator that wish clients to
	64	* be able to identify them should implement getDynamicClassID()
65	* and also a static method and data member:
66	*
67	* <pre>
68	* static UClassID getStaticClassID() { return (UClassID)&fgClassID; }
69	* static char fgClassID;
70	* </pre>
71	*
72	* Subclasses that do not implement this method will have a
73	* dynamic class ID of Transliterator::getStatisClassID().
74	*
75	* @return The class ID for this object. All objects of a given
76	* class have the same class ID. Objects of other classes have
77	* different class IDs.
78	* @stable ICU 2.0
79	*/
80	virtual UClassID getDynamicClassID(void) const { return getStaticClassID(); };
81
82	private:
83
84	/**
85	* Class identifier for subclasses of Transliterator that do not
86	* define their class (anonymous subclasses).
87	*/
88	static const char fgClassID;
89	};