Check in the pristine copy of ICU 4.6...

icu46/source/i18n/nortrans.h

+/*
+**********************************************************************
+*   Copyright (C) 2001-2010, International Business Machines
+*   Corporation and others.  All Rights Reserved.
+**********************************************************************
+*   Date        Name        Description
+*   07/03/01    aliu        Creation.
+**********************************************************************
+*/
+#ifndef NORTRANS_H
+#define NORTRANS_H
+
+#include "unicode/utypes.h"
+
+#if !UCONFIG_NO_TRANSLITERATION
+
+#include "unicode/translit.h"
+#include "unicode/normalizer2.h"
+
+U_NAMESPACE_BEGIN
+
+/**
+ * A transliterator that performs normalization.
+ * @author Alan Liu
+ */
+class NormalizationTransliterator : public Transliterator {
+    const Normalizer2 &fNorm2;
+
+ public:
+
+    /**
+     * Destructor.
+     */
+    virtual ~NormalizationTransliterator();
+
+    /**
+     * Copy constructor.
+     */
+    NormalizationTransliterator(const NormalizationTransliterator&);
+
+    /**
+     * Transliterator API.
+     * @return    A copy of the object.
+     */
+    virtual Transliterator* clone(void) const;
+
+    /**
+     * ICU "poor man's RTTI", returns a UClassID for the actual class.
+     */
+    virtual UClassID getDynamicClassID() const;
+
+    /**
+     * ICU "poor man's RTTI", returns a UClassID for this class.
+     */
+    U_I18N_API static UClassID U_EXPORT2 getStaticClassID();
+
+ protected:
+
+    /**
+     * Implements {@link Transliterator#handleTransliterate}.
+     * @param text          the buffer holding transliterated and
+     *                      untransliterated text
+     * @param offset        the start and limit of the text, the position
+     *                      of the cursor, and the start and limit of transliteration.
+     * @param incremental   if true, assume more text may be coming after
+     *                      pos.contextLimit. Otherwise, assume the text is complete.
+     */
+    virtual void handleTransliterate(Replaceable& text, UTransPosition& offset,
+                             UBool isIncremental) const;
+ public:
+
+    /**
+     * System registration hook.  Public to Transliterator only.
+     */
+    static void registerIDs();
+
+ private:
+
+    // Transliterator::Factory methods
+    static Transliterator* _create(const UnicodeString& ID,
+                                   Token context);
+
+    /**
+     * Constructs a transliterator.  This method is private.
+     * Public users must use the factory method createInstance().
+     */
+    NormalizationTransliterator(const UnicodeString& id, const Normalizer2 &norm2);
+
+private:
+    /**
+     * Assignment operator.
+     */
+    NormalizationTransliterator& operator=(const NormalizationTransliterator&);
+};
+
+U_NAMESPACE_END
+
+#endif /* #if !UCONFIG_NO_TRANSLITERATION */
+
+#endif