00001 // 00002 // UTF16Encoding.h 00003 // 00004 // $Id: //poco/1.3/Foundation/include/Poco/UTF16Encoding.h#2 $ 00005 // 00006 // Library: Foundation 00007 // Package: Text 00008 // Module: UTF16Encoding 00009 // 00010 // Definition of the UTF16Encoding class. 00011 // 00012 // Copyright (c) 2004-2007, Applied Informatics Software Engineering GmbH. 00013 // and Contributors. 00014 // 00015 // Permission is hereby granted, free of charge, to any person or organization 00016 // obtaining a copy of the software and accompanying documentation covered by 00017 // this license (the "Software") to use, reproduce, display, distribute, 00018 // execute, and transmit the Software, and to prepare derivative works of the 00019 // Software, and to permit third-parties to whom the Software is furnished to 00020 // do so, all subject to the following: 00021 // 00022 // The copyright notices in the Software and this entire statement, including 00023 // the above license grant, this restriction and the following disclaimer, 00024 // must be included in all copies of the Software, in whole or in part, and 00025 // all derivative works of the Software, unless such copies or derivative 00026 // works are solely in the form of machine-executable object code generated by 00027 // a source language processor. 00028 // 00029 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 00030 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 00031 // FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT 00032 // SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE 00033 // FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE, 00034 // ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 00035 // DEALINGS IN THE SOFTWARE. 00036 // 00037 00038 00039 #ifndef Foundation_UTF16Encoding_INCLUDED 00040 #define Foundation_UTF16Encoding_INCLUDED 00041 00042 00043 #include "Poco/Foundation.h" 00044 #include "Poco/TextEncoding.h" 00045 00046 00047 namespace Poco { 00048 00049 00050 class Foundation_API UTF16Encoding: public TextEncoding 00059 { 00060 public: 00061 enum ByteOrderType 00062 { 00063 BIG_ENDIAN_BYTE_ORDER, 00064 LITTLE_ENDIAN_BYTE_ORDER, 00065 NATIVE_BYTE_ORDER 00066 }; 00067 00068 UTF16Encoding(ByteOrderType byteOrder = NATIVE_BYTE_ORDER); 00070 00071 UTF16Encoding(int byteOrderMark); 00075 00076 ~UTF16Encoding(); 00077 00078 ByteOrderType getByteOrder() const; 00080 00081 void setByteOrder(ByteOrderType byteOrder); 00083 00084 void setByteOrder(int byteOrderMark); 00088 00089 const char* canonicalName() const; 00090 bool isA(const std::string& encodingName) const; 00091 const CharacterMap& characterMap() const; 00092 int convert(const unsigned char* bytes) const; 00093 int convert(int ch, unsigned char* bytes, int length) const; 00094 00095 private: 00096 bool _flipBytes; 00097 static const char* _names[]; 00098 static const CharacterMap _charMap; 00099 }; 00100 00101 00102 } // namespace Poco 00103 00104 00105 #endif // Foundation_UTF16Encoding_INCLUDED