79 lines
1.4 KiB
C
79 lines
1.4 KiB
C
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/*
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* Copyright 2022 Axel Waggershauser
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*/
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// SPDX-License-Identifier: Apache-2.0
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#pragma once
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#include "CharacterSet.h"
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#include <string>
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namespace ZXing {
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enum class ECI : int
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{
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Unknown = -1,
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Cp437 = 2, // obsolete
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ISO8859_1 = 3,
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ISO8859_2 = 4,
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ISO8859_3 = 5,
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ISO8859_4 = 6,
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ISO8859_5 = 7,
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ISO8859_6 = 8,
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ISO8859_7 = 9,
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ISO8859_8 = 10,
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ISO8859_9 = 11,
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ISO8859_10 = 12,
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ISO8859_11 = 13,
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ISO8859_13 = 15,
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ISO8859_14 = 16,
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ISO8859_15 = 17,
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ISO8859_16 = 18,
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Shift_JIS = 20,
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Cp1250 = 21,
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Cp1251 = 22,
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Cp1252 = 23,
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Cp1256 = 24,
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UTF16BE = 25,
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UTF8 = 26,
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ASCII = 27,
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Big5 = 28,
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GB2312 = 29,
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EUC_KR = 30,
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GB18030 = 32,
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UTF16LE = 33,
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UTF32BE = 34,
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UTF32LE = 35,
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ISO646_Inv = 170,
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Binary = 899
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};
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inline constexpr int ToInt(ECI eci)
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{
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return static_cast<int>(eci);
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}
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inline constexpr bool IsText(ECI eci)
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{
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return ToInt(eci) >= 0 && ToInt(eci) <= 170;
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}
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inline constexpr bool CanProcess(ECI eci)
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{
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// see https://github.com/zxing-cpp/zxing-cpp/commit/d8587545434d533c4e568181e1c12ef04a8e42d9#r74864359
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return ToInt(eci) <= 899;
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}
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/**
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* @brief ToString converts the numerical ECI value to a 7 character string as used in the ECI protocol
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* @return e.g. "\000020"
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*/
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std::string ToString(ECI eci);
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CharacterSet ToCharacterSet(ECI eci);
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ECI ToECI(CharacterSet cs);
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} // namespace ZXing
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