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116 lines
4.1 KiB
C++
116 lines
4.1 KiB
C++
//
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// TextConverter.h
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//
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// $Id: //poco/1.4/Foundation/include/Poco/TextConverter.h#1 $
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//
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// Library: Foundation
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// Package: Text
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// Module: TextConverter
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//
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// Definition of the TextConverter class.
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//
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// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// Permission is hereby granted, free of charge, to any person or organization
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// obtaining a copy of the software and accompanying documentation covered by
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// this license (the "Software") to use, reproduce, display, distribute,
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// execute, and transmit the Software, and to prepare derivative works of the
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// Software, and to permit third-parties to whom the Software is furnished to
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// do so, all subject to the following:
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//
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// The copyright notices in the Software and this entire statement, including
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// the above license grant, this restriction and the following disclaimer,
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// must be included in all copies of the Software, in whole or in part, and
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// all derivative works of the Software, unless such copies or derivative
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// works are solely in the form of machine-executable object code generated by
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// a source language processor.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//
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#ifndef Foundation_TextConverter_INCLUDED
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#define Foundation_TextConverter_INCLUDED
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#include "Poco/Foundation.h"
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namespace Poco {
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class TextEncoding;
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class Foundation_API TextConverter
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/// A TextConverter converts strings from one encoding
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/// into another.
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{
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public:
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typedef int (*Transform)(int);
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/// Transform function for convert.
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TextConverter(const TextEncoding& inEncoding, const TextEncoding& outEncoding, int defaultChar = '?');
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/// Creates the TextConverter. The encoding objects must not be deleted while the
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/// TextConverter is in use.
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~TextConverter();
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/// Destroys the TextConverter.
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int convert(const std::string& source, std::string& destination, Transform trans);
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/// Converts the source string from inEncoding to outEncoding
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/// and appends the result to destination. Every character is
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/// passed to the transform function.
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/// If a character cannot be represented in outEncoding, defaultChar
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/// is used instead.
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/// Returns the number of encoding errors (invalid byte sequences
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/// in source).
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int convert(const void* source, int length, std::string& destination, Transform trans);
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/// Converts the source buffer from inEncoding to outEncoding
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/// and appends the result to destination. Every character is
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/// passed to the transform function.
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/// If a character cannot be represented in outEncoding, defaultChar
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/// is used instead.
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/// Returns the number of encoding errors (invalid byte sequences
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/// in source).
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int convert(const std::string& source, std::string& destination);
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/// Converts the source string from inEncoding to outEncoding
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/// and appends the result to destination.
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/// If a character cannot be represented in outEncoding, defaultChar
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/// is used instead.
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/// Returns the number of encoding errors (invalid byte sequences
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/// in source).
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int convert(const void* source, int length, std::string& destination);
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/// Converts the source buffer from inEncoding to outEncoding
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/// and appends the result to destination.
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/// If a character cannot be represented in outEncoding, defaultChar
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/// is used instead.
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/// Returns the number of encoding errors (invalid byte sequences
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/// in source).
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private:
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TextConverter();
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TextConverter(const TextConverter&);
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TextConverter& operator = (const TextConverter&);
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const TextEncoding& _inEncoding;
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const TextEncoding& _outEncoding;
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int _defaultChar;
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};
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} // namespace Poco
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#endif // Foundation_TextConverter_INCLUDED
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