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 
12 class CBC_SymbolInfo;
13 class CBC_Dimension;
14 
15 class 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