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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 FXBARCODE_DATAMATRIX_BC_HIGHLEVELENCODER_H_
#define FXBARCODE_DATAMATRIX_BC_HIGHLEVELENCODER_H_
#include <vector>
#include "core/fxcrt/cfx_widestring.h"
#define ASCII_ENCODATION 0
#define C40_ENCODATION 1
#define TEXT_ENCODATION 2
#define X12_ENCODATION 3
#define EDIFACT_ENCODATION 4
#define BASE256_ENCODATION 5
class CBC_HighLevelEncoder {
public:
CBC_HighLevelEncoder();
~CBC_HighLevelEncoder();
std::vector<uint8_t>& getBytesForMessage(CFX_WideString msg);
static CFX_WideString encodeHighLevel(CFX_WideString msg,
CFX_WideString ecLevel,
bool allowRectangular,
int32_t& e);
static int32_t lookAheadTest(CFX_WideString msg,
int32_t startpos,
int32_t currentMode);
static bool isDigit(wchar_t ch);
static bool isExtendedASCII(wchar_t ch);
static int32_t determineConsecutiveDigitCount(CFX_WideString msg,
int32_t startpos);
static const wchar_t LATCH_TO_C40;
static const wchar_t LATCH_TO_BASE256;
static const wchar_t UPPER_SHIFT;
static const wchar_t LATCH_TO_ANSIX12;
static const wchar_t LATCH_TO_TEXT;
static const wchar_t LATCH_TO_EDIFACT;
static const wchar_t C40_UNLATCH;
static const wchar_t X12_UNLATCH;
private:
static wchar_t randomize253State(wchar_t ch, int32_t codewordPosition);
static int32_t findMinimums(std::vector<float>& charCounts,
std::vector<int32_t>& intCharCounts,
int32_t min,
std::vector<uint8_t>& mins);
static int32_t getMinimumCount(std::vector<uint8_t>& mins);
static bool isNativeC40(wchar_t ch);
static bool isNativeText(wchar_t ch);
static bool isNativeX12(wchar_t ch);
static bool isX12TermSep(wchar_t ch);
static bool isNativeEDIFACT(wchar_t ch);
static const wchar_t PAD;
static const wchar_t MACRO_05;
static const wchar_t MACRO_06;
static const wchar_t MACRO_05_HEADER[];
static const wchar_t MACRO_06_HEADER[];
static const wchar_t MACRO_TRAILER;
std::vector<uint8_t> m_bytearray;
};
#endif // FXBARCODE_DATAMATRIX_BC_HIGHLEVELENCODER_H_
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