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95 lines
2.8 KiB
C++
95 lines
2.8 KiB
C++
//
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// TextConverter.h
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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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// SPDX-License-Identifier: BSL-1.0
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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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{
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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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