xfa/fxbarcode/pdf417/BC_PDF417Reader.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 XFA_FXBARCODE_PDF417_BC_PDF417READER_H_
#define XFA_FXBARCODE_PDF417_BC_PDF417READER_H_

#include "core/fxcrt/include/fx_string.h"
#include "core/fxcrt/include/fx_system.h"
#include "xfa/fxbarcode/BC_Reader.h"

class CBC_BinaryBitmap;
class CBC_ResultPoint;

class CBC_PDF417Reader : public CBC_Reader {
 public:
  CBC_PDF417Reader();
  ~CBC_PDF417Reader() override;

  // CBC_Reader
  CFX_ByteString Decode(CBC_BinaryBitmap* image, int32_t& e) override;
  CFX_ByteString Decode(CBC_BinaryBitmap* image,
                        int32_t hints,
                        int32_t& e) override;

  CFX_ByteString Decode(CBC_BinaryBitmap* image,
                        FX_BOOL multiple,
                        int32_t hints,
                        int32_t& e);

 private:
  static int32_t getMaxWidth(CBC_ResultPoint* p1, CBC_ResultPoint* p2);
  static int32_t getMinWidth(CBC_ResultPoint* p1, CBC_ResultPoint* p2);
  static int32_t getMaxCodewordWidth(
      const CFX_ArrayTemplate<CBC_ResultPoint*>& p);
  static int32_t getMinCodewordWidth(
      const CFX_ArrayTemplate<CBC_ResultPoint*>& p);
};

#endif  // XFA_FXBARCODE_PDF417_BC_PDF417READER_H_