![]() |
Main Page Class Hierarchy Alphabetical List Compound List File List Compound Members
![]() |
00001 /******************************************************************************** 00002 * * 00003 * U n i c o d e T e x t C o d e c * 00004 * * 00005 ********************************************************************************* 00006 * Copyright (C) 2002,2009 by L.Johnson & J.van der Zijp. All Rights Reserved. * 00007 ********************************************************************************* 00008 * This library is free software; you can redistribute it and/or modify * 00009 * it under the terms of the GNU Lesser General Public License as published by * 00010 * the Free Software Foundation; either version 3 of the License, or * 00011 * (at your option) any later version. * 00012 * * 00013 * This library is distributed in the hope that it will be useful, * 00014 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 00015 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * 00016 * GNU Lesser General Public License for more details. * 00017 * * 00018 * You should have received a copy of the GNU Lesser General Public License * 00019 * along with this program. If not, see <http://www.gnu.org/licenses/> * 00020 ********************************************************************************* 00021 * $Id: FXTextCodec.h,v 1.34 2009/01/06 13:07:28 fox Exp $ * 00022 ********************************************************************************/ 00023 #ifndef FXTEXTCODEC_H 00024 #define FXTEXTCODEC_H 00025 00026 #ifndef FXOBJECT_H 00027 #include "FXObject.h" 00028 #endif 00029 00030 00031 namespace FX { 00032 00033 00034 /** 00035 * Abstract base class for a stateless coder/decoder. 00036 */ 00037 class FXAPI FXTextCodec : public FXObject { 00038 FXDECLARE_ABSTRACT(FXTextCodec) 00039 public: 00040 00041 /// Construct text codec 00042 FXTextCodec(){} 00043 00044 00045 /// Convert utf8 to single wide character 00046 static FXint utf2wc(FXwchar& wc,const FXchar* src,FXint nsrc); 00047 00048 /// Convert utf16 to single wide character 00049 static FXint utf2wc(FXwchar& wc,const FXnchar* src,FXint nsrc); 00050 00051 /// Convert utf32 to single wide character 00052 static FXint utf2wc(FXwchar& wc,const FXwchar* src,FXint nsrc); 00053 00054 00055 /// Convert single wide character to utf8 00056 static FXint wc2utf(FXchar* dst,FXint ndst,FXwchar wc); 00057 00058 /// Convert single wide character to utf16 00059 static FXint wc2utf(FXnchar* dst,FXint ndst,FXwchar wc); 00060 00061 /// Convert single wide character to utf32 00062 static FXint wc2utf(FXwchar* dst,FXint ndst,FXwchar wc); 00063 00064 00065 /// Count utf8 bytes needed to convert multi-byte characters from src 00066 virtual FXint mb2utflen(const FXchar* src,FXint nsrc) const; 00067 00068 /// Count utf8 bytes needed to convert multi-byte characters from src 00069 FXint mb2utflen(const FXString& src) const; 00070 00071 /// Convert multi-byte characters from src to utf8 characters at dst 00072 virtual FXint mb2utf(FXchar* dst,FXint ndst,const FXchar* src,FXint nsrc) const; 00073 00074 /// Convert multi-byte characters from src to utf8 characters at dst 00075 FXint mb2utf(FXchar* dst,FXint ndst,const FXchar* src) const; 00076 00077 /// Convert multi-byte characters from src to utf8 characters at dst 00078 FXint mb2utf(FXchar* dst,FXint ndst,const FXString& src) const; 00079 00080 /// Convert multi-byte characters from src to utf8 string 00081 FXString mb2utf(const FXchar* src,FXint nsrc) const; 00082 00083 /// Convert multi-byte characters from src to utf8 string 00084 FXString mb2utf(const FXchar* src) const; 00085 00086 /// Convert multi-byte string to utf8 string 00087 FXString mb2utf(const FXString& src) const; 00088 00089 /// Convert multi-byte characters from src to single wide character 00090 virtual FXint mb2wc(FXwchar& wc,const FXchar* src,FXint nsrc) const; 00091 00092 00093 00094 /// Count multi-byte characters characters needed to convert utf8 from src 00095 virtual FXint utf2mblen(const FXchar* src,FXint nsrc) const; 00096 00097 /// Count multi-byte characters characters needed to convert utf8 from src 00098 virtual FXint utf2mblen(const FXString& src) const; 00099 00100 /// Convert utf8 characters at src to multi-byte characters at dst 00101 virtual FXint utf2mb(FXchar* dst,FXint ndst,const FXchar* src,FXint nsrc) const; 00102 00103 /// Convert utf8 characters at src to multi-byte characters at dst 00104 FXint utf2mb(FXchar* dst,FXint ndst,const FXchar* src) const; 00105 00106 /// Convert utf8 characters at src to multi-byte characters at dst 00107 FXint utf2mb(FXchar* dst,FXint ndst,const FXString& src) const; 00108 00109 /// Convert utf8 characters at src to multi-byte string 00110 FXString utf2mb(const FXchar* src,FXint nsrc) const; 00111 00112 /// Convert utf8 characters at src to multi-byte string 00113 FXString utf2mb(const FXchar* src) const; 00114 00115 /// Convert utf8 string to multi-byte string 00116 FXString utf2mb(const FXString& src) const; 00117 00118 /// Convert single wide character to multi-byte characters at dst 00119 virtual FXint wc2mb(FXchar* dst,FXint ndst,FXwchar wc) const; 00120 00121 00122 /** 00123 * Return the Management Information Base (MIBenum) for the character set. 00124 */ 00125 virtual FXint mibEnum() const = 0; 00126 00127 /** 00128 * Return name of the codec. 00129 */ 00130 virtual const FXchar* name() const = 0; 00131 00132 /** 00133 * Return the IANA mime name for this codec; this is used for example 00134 * as "text/utf-8" in drag and drop protocols. 00135 */ 00136 virtual const FXchar* mimeName() const = 0; 00137 00138 /** 00139 * Return NULL-terminated list of aliases for this codec. 00140 */ 00141 virtual const FXchar* const* aliases() const = 0; 00142 00143 /// Destruct codec 00144 virtual ~FXTextCodec(){} 00145 }; 00146 00147 } 00148 00149 #endif
![]() |