Organize barcode codes into modules.

xfa/src/fxbarcode/src/include/BC_DefaultPlacement.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_DEFAULTPLACEMENT_H_
-#define _BC_DEFAULTPLACEMENT_H_
-class CBC_DefaultPlacement;
-class CBC_DefaultPlacement : public CFX_Object
-{
-public:
-    CBC_DefaultPlacement(CFX_WideString codewords, FX_INT32 numcols, FX_INT32 numrows);
-    virtual ~CBC_DefaultPlacement();
-
-    FX_INT32 getNumrows();
-    FX_INT32 getNumcols();
-    CFX_ByteArray& getBits();
-    FX_BOOL getBit(FX_INT32 col, FX_INT32 row);
-    void setBit(FX_INT32 col, FX_INT32 row, FX_BOOL bit);
-    FX_BOOL hasBit(FX_INT32 col, FX_INT32 row);
-    void place();
-private:
-    CFX_WideString m_codewords;
-    FX_INT32 m_numrows;
-    FX_INT32 m_numcols;
-    CFX_ByteArray m_bits;
-    void module(FX_INT32 row, FX_INT32 col, FX_INT32 pos, FX_INT32 bit);
-    void utah(FX_INT32 row, FX_INT32 col, FX_INT32 pos);
-    void corner1(FX_INT32 pos);
-    void corner2(FX_INT32 pos);
-    void corner3(FX_INT32 pos);
-    void corner4(FX_INT32 pos);
-};
-#endif