xfa/src/fxbarcode/pdf417/BC_PDF417HighLevelEncoder.h

// Copyright 2014 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com

#ifndef _BC_PDF417HIGHLEVELENCODER_H_
#define _BC_PDF417HIGHLEVELENCODER_H_

#include "BC_PDF417Compaction.h"

class CBC_PDF417HighLevelEncoder
{
public:
    static CFX_WideString encodeHighLevel(CFX_WideString msg, Compaction compaction, int32_t &e);
    static void Inverse();
    static void Initialize();
    static void Finalize();
private:
    static int32_t TEXT_COMPACTION;
    static int32_t BYTE_COMPACTION;
    static int32_t NUMERIC_COMPACTION;
    static int32_t SUBMODE_PUNCTUATION;
    static int32_t LATCH_TO_TEXT;
    static int32_t LATCH_TO_BYTE_PADDED;
    static int32_t LATCH_TO_NUMERIC;
    static int32_t SHIFT_TO_BYTE;
    static int32_t LATCH_TO_BYTE;
    static uint8_t TEXT_MIXED_RAW[];
    static uint8_t TEXT_PUNCTUATION_RAW[];
    static int32_t MIXED[128];
    static int32_t PUNCTUATION[128];
    static int32_t encodeText(CFX_WideString msg, int32_t startpos, int32_t count, CFX_WideString &sb, int32_t initialSubmode);
    static void encodeBinary(CFX_ByteArray* bytes, int32_t startpos, int32_t count, int32_t startmode, CFX_WideString &sb);
    static void encodeNumeric(CFX_WideString msg, int32_t startpos, int32_t count, CFX_WideString &sb);
    static FX_BOOL isDigit(FX_WCHAR ch);
    static FX_BOOL isAlphaUpper(FX_WCHAR ch);
    static FX_BOOL isAlphaLower(FX_WCHAR ch);
    static FX_BOOL isMixed(FX_WCHAR ch);
    static FX_BOOL isPunctuation(FX_WCHAR ch);
    static FX_BOOL isText(FX_WCHAR ch);
    static int32_t determineConsecutiveDigitCount(CFX_WideString msg, int32_t startpos);
    static int32_t determineConsecutiveTextCount(CFX_WideString msg, int32_t startpos);
    static int32_t determineConsecutiveBinaryCount(CFX_WideString msg, CFX_ByteArray* bytes, int32_t startpos, int32_t &e);

    friend class PDF417HighLevelEncoder_EncodeNumeric_Test;
    friend class PDF417HighLevelEncoder_EncodeBinary_Test;
    friend class PDF417HighLevelEncoder_EncodeText_Test;
    friend class PDF417HighLevelEncoder_ConsecutiveDigitCount_Test;
    friend class PDF417HighLevelEncoder_ConsecutiveTextCount_Test;
    friend class PDF417HighLevelEncoder_ConsecutiveBinaryCount_Test;
};

#endif