Organize barcode codes into modules.

xfa/src/fxbarcode/src/include/BC_OneDReader.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 _BC_ONEDREADER_H_
-#define _BC_ONEDREADER_H_
-class CBC_Reader;
-class CBC_BinaryBitmap;
-class CBC_CommonBitArray;
-class CBC_OneDReader;
-class CBC_OneDReader : public CBC_Reader
-{
-public:
-    CBC_OneDReader();
-    virtual ~CBC_OneDReader();
-    virtual CFX_ByteString Decode(CBC_BinaryBitmap *image, FX_INT32 &e);
-    virtual CFX_ByteString Decode(CBC_BinaryBitmap *image, FX_INT32 hints, FX_INT32 &e);
-    virtual CFX_ByteString DecodeRow(FX_INT32 rowNumber, CBC_CommonBitArray *row, FX_INT32 hints, FX_INT32 &e)
-    {
-        return "";
-    }
-private:
-    CFX_ByteString DeDecode(CBC_BinaryBitmap *image, FX_INT32 hints, FX_INT32 &e);
-
-protected:
-    const static FX_INT32 INTEGER_MATH_SHIFT;
-    const static FX_INT32 PATTERN_MATCH_RESULT_SCALE_FACTOR;
-    void RecordPattern(CBC_CommonBitArray *row, FX_INT32 start, CFX_Int32Array *counters, FX_INT32 &e);
-    void RecordPatternInReverse(CBC_CommonBitArray *row, FX_INT32 start, CFX_Int32Array *counters, FX_INT32 &e);
-    FX_INT32 PatternMatchVariance(CFX_Int32Array *counters, const FX_INT32 *pattern, FX_INT32 maxIndividualVariance);
-};
-#endif