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// 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 XFA_FXBARCODE_ONED_BC_ONEDCODE39READER_H_
#define XFA_FXBARCODE_ONED_BC_ONEDCODE39READER_H_
#include "core/fxcrt/include/fx_system.h"
#include "xfa/fxbarcode/oned/BC_OneDReader.h"
class CBC_CommonBitArray;
class CBC_OnedCode39Reader : public CBC_OneDReader {
public:
static const FX_CHAR* ALPHABET_STRING;
static const FX_CHAR* CHECKSUM_STRING;
static const int32_t CHARACTER_ENCODINGS[44];
static const int32_t ASTERISK_ENCODING = 0x094;
CBC_OnedCode39Reader();
explicit CBC_OnedCode39Reader(FX_BOOL usingCheckDigit);
CBC_OnedCode39Reader(FX_BOOL usingCheckDigit, FX_BOOL extendedMode);
~CBC_OnedCode39Reader() override;
// CBC_OneDReader
CFX_ByteString DecodeRow(int32_t rowNumber,
CBC_CommonBitArray* row,
int32_t hints,
int32_t& e) override;
private:
CFX_Int32Array* FindAsteriskPattern(CBC_CommonBitArray* row, int32_t& e);
int32_t ToNarrowWidePattern(CFX_Int32Array* counters);
FX_CHAR PatternToChar(int32_t pattern, int32_t& e);
CFX_ByteString DecodeExtended(CFX_ByteString& encoded, int32_t& e);
FX_BOOL m_usingCheckDigit;
FX_BOOL m_extendedMode;
};
#endif // XFA_FXBARCODE_ONED_BC_ONEDCODE39READER_H_
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