Check in the pristine copy of ICU 4.6...

icu46/source/i18n/anytrans.h

Index: icu46/source/i18n/anytrans.h
===================================================================
--- icu46/source/i18n/anytrans.h	(revision 0)
+++ icu46/source/i18n/anytrans.h	(revision 0)
@@ -0,0 +1,129 @@
+/*
+***********************************************************************
+* Copyright (c) 2002-2007, International Business Machines Corporation
+* and others.  All Rights Reserved.
+***********************************************************************
+* Date        Name        Description
+* 06/06/2002  aliu        Creation.
+***********************************************************************
+*/
+#ifndef _ANYTRANS_H_
+#define _ANYTRANS_H_
+
+#include "unicode/utypes.h"
+
+#if !UCONFIG_NO_TRANSLITERATION
+
+#include "unicode/translit.h"
+#include "unicode/uscript.h"
+#include "uhash.h"
+
+U_NAMESPACE_BEGIN
+
+/**
+ * A transliterator named Any-T or Any-T/V, where T is the target
+ * script and V is the optional variant, that uses multiple
+ * transliterators, all going to T or T/V, all with script sources.
+ * The target must be a script.  It partitions text into runs of the
+ * same script, and then based on the script of each run,
+ * transliterates from that script to the given target or
+ * target/variant.  Adjacent COMMON or INHERITED script characters are
+ * included in each run.
+ *
+ * @author Alan Liu
+ */
+class AnyTransliterator : public Transliterator {
+
+    /**
+     * Cache mapping UScriptCode values to Transliterator*.
+     */
+    UHashtable* cache;
+
+    /**
+     * The target or target/variant string.
+     */
+    UnicodeString target;
+
+    /**
+     * The target script code.  Never USCRIPT_INVALID_CODE.
+     */
+    UScriptCode targetScript;
+
+public:
+
+    /**
+     * Destructor.
+     */
+    virtual ~AnyTransliterator();
+
+    /**
+     * Copy constructor.
+     */
+    AnyTransliterator(const AnyTransliterator&);
+
+    /**
+     * Transliterator API.
+     */
+    virtual Transliterator* clone() const;
+
+    /**
+     * Implements {@link Transliterator#handleTransliterate}.
+     */
+    virtual void handleTransliterate(Replaceable& text, UTransPosition& index,
+                                     UBool incremental) 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();
+
+private:
+
+    /**
+     * Private constructor
+     * @param id the ID of the form S-T or S-T/V, where T is theTarget
+     * and V is theVariant.  Must not be empty.
+     * @param theTarget the target name.  Must not be empty, and must
+     * name a script corresponding to theTargetScript.
+     * @param theVariant the variant name, or the empty string if
+     * there is no variant
+     * @param theTargetScript the script code corresponding to
+     * theTarget.
+     * @param ec error code, fails if the internal hashtable cannot be
+     * allocated
+     */
+    AnyTransliterator(const UnicodeString& id,
+                      const UnicodeString& theTarget,
+                      const UnicodeString& theVariant,
+                      UScriptCode theTargetScript,
+                      UErrorCode& ec);
+
+    /**
+     * Returns a transliterator from the given source to our target or
+     * target/variant.  Returns NULL if the source is the same as our
+     * target script, or if the source is USCRIPT_INVALID_CODE.
+     * Caches the result and returns the same transliterator the next
+     * time.  The caller does NOT own the result and must not delete
+     * it.
+     */
+    Transliterator* getTransliterator(UScriptCode source) const;
+
+    /**
+     * Registers standard transliterators with the system.  Called by
+     * Transliterator during initialization.
+     */
+    static void registerIDs();
+
+    friend class Transliterator; // for registerIDs()
+};
+
+U_NAMESPACE_END
+
+#endif /* #if !UCONFIG_NO_TRANSLITERATION */
+
+#endif
Property changes on: icu46/source/i18n/anytrans.h
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Added: svn:eol-style
   + LF