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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 _BC_QRCODERFORMATINFORMATION_H_ | |
8 #define _BC_QRCODERFORMATINFORMATION_H_ | |
9 class CBC_QRCoderErrorCorrectionLevel; | |
10 class CBC_QRCoderFormatInformation; | |
11 class CBC_QRCoderFormatInformation : public CFX_Object | |
12 { | |
13 private: | |
14 const static FX_INT32 FORMAT_INFO_MASK_QR; | |
15 const static FX_INT32 FORMAT_INFO_DECODE_LOOKUP[32][2]; | |
16 const static FX_INT32 BITS_SET_IN_HALF_BYTE[16]; | |
17 CBC_QRCoderErrorCorrectionLevel* m_errorCorrectLevl; | |
18 FX_BYTE m_dataMask; | |
19 public: | |
20 CBC_QRCoderFormatInformation(FX_INT32 formatInfo); | |
21 virtual ~CBC_QRCoderFormatInformation(); | |
22 FX_BYTE GetDataMask(); | |
23 CBC_QRCoderErrorCorrectionLevel* GetErrorCorrectionLevel(); | |
24 | |
25 static FX_INT32 NumBitsDiffering(FX_INT32 a, FX_INT32 b); | |
26 static CBC_QRCoderFormatInformation* DecodeFormatInformation(FX_INT32 masked
FormatInfo); | |
27 static CBC_QRCoderFormatInformation* DoDecodeFormatInformation(FX_INT32 mask
edFormatInfo); | |
28 }; | |
29 #endif | |
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