BC_EncoderContext.h revision 4d3acf4ec42bf6e838f9060103aff98fbf170794 
1// Copyright 2014 PDFium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6
7#ifndef XFA_FXBARCODE_DATAMATRIX_BC_ENCODERCONTEXT_H_
8#define XFA_FXBARCODE_DATAMATRIX_BC_ENCODERCONTEXT_H_
9
10#include "xfa/fxbarcode/datamatrix/BC_SymbolShapeHint.h"
11
12class CBC_SymbolInfo;
13class CBC_Dimension;
14
15class CBC_EncoderContext : public CBC_SymbolShapeHint {
16 public:
17  CBC_EncoderContext(const CFX_WideString msg,
18                     CFX_WideString ecLevel,
19                     int32_t& e);
20  ~CBC_EncoderContext() override;
21
22  void setSymbolShape(SymbolShapeHint shape);
23  void setSizeConstraints(CBC_Dimension* minSize, CBC_Dimension* maxSize);
24  CFX_WideString getMessage();
25  void setSkipAtEnd(int32_t count);
26  FX_WCHAR getCurrentChar();
27  FX_WCHAR getCurrent();
28  void writeCodewords(CFX_WideString codewords);
29  void writeCodeword(FX_WCHAR codeword);
30  int32_t getCodewordCount();
31  void signalEncoderChange(int32_t encoding);
32  void resetEncoderSignal();
33  bool hasMoreCharacters();
34  int32_t getRemainingCharacters();
35  void updateSymbolInfo(int32_t& e);
36  void updateSymbolInfo(int32_t len, int32_t& e);
37  void resetSymbolInfo();
38
39 public:
40  CFX_WideString m_msg;
41  CFX_WideString m_codewords;
42  int32_t m_pos;
43  int32_t m_newEncoding;
44  CBC_SymbolInfo* m_symbolInfo;
45
46 private:
47  int32_t getTotalMessageCharCount();
48
49 private:
50  SymbolShapeHint m_shape;
51  CBC_Dimension* m_minSize;
52  CBC_Dimension* m_maxSize;
53  int32_t m_skipAtEnd;
54};
55
56#endif  // XFA_FXBARCODE_DATAMATRIX_BC_ENCODERCONTEXT_H_
57