CharsetConverter.hpp
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/*
* File: EncodingConverter.hpp
* Author: mlenart
*
* Created on 14 listopad 2013, 17:28
*/
#ifndef ENCODINGCONVERTER_HPP
#define ENCODINGCONVERTER_HPP
#include <cstdint>
#include <string>
#include <vector>
#include <map>
class CharsetConverter {
public:
virtual uint32_t peek(const char*& it, const char* end) const = 0;
virtual uint32_t next(const char*& it, const char* end) const = 0;
virtual void append(uint32_t cp, std::string& result) const = 0;
virtual std::string fromUTF8(const std::string& input) const;
std::string toString(const std::vector<uint32_t>& codepoints) const;
private:
};
class UTF8CharsetConverter: public CharsetConverter {
public:
uint32_t peek(const char*& it, const char* end) const;
uint32_t next(const char*& it, const char* end) const;
void append(uint32_t cp, std::string& result) const;
// std::string fromUTF8(const std::string& input) const;
private:
};
class UTF16CharsetConverter: public CharsetConverter {
public:
uint32_t peek(const char*& it, const char* end) const;
uint32_t next(const char*& it, const char* end) const;
void append(uint32_t cp, std::string& result) const;
private:
};
class UTF32CharsetConverter: public CharsetConverter {
public:
uint32_t peek(const char*& it, const char* end) const;
uint32_t next(const char*& it, const char* end) const;
void append(uint32_t cp, std::string& result) const;
private:
};
/*
* Converter that uses a simple conversion table
*/
class OneByteCharsetConverter: public CharsetConverter {
public:
explicit OneByteCharsetConverter(const uint32_t* array);
uint32_t peek(const char*& it, const char* end) const;
uint32_t next(const char*& it, const char* end) const;
void append(uint32_t cp, std::string& result) const;
private:
const uint32_t* array;
const std::vector<char> codepoint2Char;
};
class ISO8859_2_CharsetConverter: public OneByteCharsetConverter {
public:
ISO8859_2_CharsetConverter();
private:
};
class Windows_1250_CharsetConverter: public OneByteCharsetConverter {
public:
Windows_1250_CharsetConverter();
private:
};
#endif /* ENCODINGCONVERTER_HPP */