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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_PDF417_BC_PDF417_H_
#define FXBARCODE_PDF417_BC_PDF417_H_
#include <memory>
#include <vector>
#include "core/fxcrt/fx_string.h"
class CBC_BarcodeRow;
class CBC_BarcodeMatrix;
class CBC_PDF417 {
public:
CBC_PDF417();
~CBC_PDF417();
CBC_BarcodeMatrix* getBarcodeMatrix();
bool GenerateBarcodeLogic(WideStringView msg, int32_t errorCorrectionLevel);
void setDimensions(int32_t maxCols,
int32_t minCols,
int32_t maxRows,
int32_t minRows);
private:
static const int32_t START_PATTERN = 0x1fea8;
static const int32_t STOP_PATTERN = 0x3fa29;
static constexpr float PREFERRED_RATIO = 3.0f;
static constexpr float DEFAULT_MODULE_WIDTH = 0.357f;
static constexpr float HEIGHT = 2.0f;
static int32_t calculateNumberOfRows(int32_t m, int32_t k, int32_t c);
static int32_t getNumberOfPadCodewords(int32_t m,
int32_t k,
int32_t c,
int32_t r);
static void encodeChar(int32_t pattern, int32_t len, CBC_BarcodeRow* logic);
void encodeLowLevel(WideString fullCodewords,
int32_t c,
int32_t r,
int32_t errorCorrectionLevel,
CBC_BarcodeMatrix* logic);
std::vector<int32_t> determineDimensions(
size_t sourceCodeWords,
int32_t errorCorrectionCodeWords) const;
std::unique_ptr<CBC_BarcodeMatrix> m_barcodeMatrix;
int32_t m_minCols = 1;
int32_t m_maxCols = 30;
int32_t m_minRows = 3;
int32_t m_maxRows = 90;
};
#endif // FXBARCODE_PDF417_BC_PDF417_H_