ICU 63.1: unifilt.h Source File

00001 // © 2016 and later: Unicode, Inc. and others.
00002 // License & terms of use: http://www.unicode.org/copyright.html
00003 /*
00004 **********************************************************************
00005 * Copyright (C) 1999-2010, International Business Machines Corporation and others.
00006 * All Rights Reserved.
00007 **********************************************************************
00008 *   Date        Name        Description
00009 *   11/17/99    aliu        Creation.
00010 **********************************************************************
00011 */
00012 #ifndef UNIFILT_H
00013 #define UNIFILT_H
00014 
00015 #include "unicode/unifunct.h"
00016 #include "unicode/unimatch.h"
00017 
00023 U_NAMESPACE_BEGIN
00024 
00033 #define U_ETHER ((char16_t)0xFFFF)
00034 
00061 class U_COMMON_API UnicodeFilter : public UnicodeFunctor, public UnicodeMatcher {
00062 
00063 public:
00068     virtual ~UnicodeFilter();
00069 
00077     virtual UBool contains(UChar32 c) const = 0;
00078 
00084     virtual UnicodeMatcher* toMatcher() const;
00085 
00090     virtual UMatchDegree matches(const Replaceable& text,
00091                                  int32_t& offset,
00092                                  int32_t limit,
00093                                  UBool incremental);
00094 
00099     virtual void setData(const TransliterationRuleData*);
00100 
00106     static UClassID U_EXPORT2 getStaticClassID();
00107 
00108 protected:
00109 
00110     /*
00111      * Since this class has pure virtual functions,
00112      * a constructor can't be used.
00113      * @stable ICU 2.0
00114      */
00115 /*    UnicodeFilter();*/
00116 };
00117 
00118 /*inline UnicodeFilter::UnicodeFilter() {}*/
00119 
00120 U_NAMESPACE_END
00121 
00122 #endif