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 FXBARCODE_ONED_BC_ONEDCODE39WRITER_H_
8 #define FXBARCODE_ONED_BC_ONEDCODE39WRITER_H_
9 
10 #include "fxbarcode/BC_Library.h"
11 #include "fxbarcode/oned/BC_OneDimWriter.h"
12 
13 class CBC_OnedCode39Writer : public CBC_OneDimWriter {
14  public:
15   CBC_OnedCode39Writer();
16   ~CBC_OnedCode39Writer() override;
17 
18   // CBC_OneDimWriter
19   uint8_t* EncodeWithHint(const ByteString& contents,
20                           BCFORMAT format,
21                           int32_t& outWidth,
22                           int32_t& outHeight,
23                           int32_t hints) override;
24   uint8_t* EncodeImpl(const ByteString& contents, int32_t& outLength) override;
25   bool RenderResult(const WideStringView& contents,
26                     uint8_t* code,
27                     int32_t codeLength) override;
28   bool CheckContentValidity(const WideStringView& contents) override;
29   WideString FilterContents(const WideStringView& contents) override;
30   WideString RenderTextContents(const WideStringView& contents) override;
31 
32   virtual bool SetTextLocation(BC_TEXT_LOC loction);
33   virtual bool SetWideNarrowRatio(int8_t ratio);
34 
35   bool encodedContents(const WideStringView& contents, WideString* result);
36 
37  private:
38   void ToIntArray(int16_t a, int8_t* toReturn);
39   char CalcCheckSum(const ByteString& contents);
40 
41   int8_t m_iWideNarrRatio;
42 };
43 
44 #endif  // FXBARCODE_ONED_BC_ONEDCODE39WRITER_H_
45