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      1 // Copyright 2017 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 CORE_FXCRT_CSS_CFX_CSSTEXTBUF_H_
      8 #define CORE_FXCRT_CSS_CFX_CSSTEXTBUF_H_
      9 
     10 #include "core/fxcrt/fx_system.h"
     11 
     12 class CFX_CSSTextBuf {
     13  public:
     14   CFX_CSSTextBuf();
     15   ~CFX_CSSTextBuf();
     16 
     17   void InitWithSize(int32_t iAllocSize);
     18   void AppendChar(wchar_t wch);
     19 
     20   void Clear() { m_iDatLen = 0; }
     21 
     22   int32_t TrimEnd();
     23 
     24   int32_t GetLength() const { return m_iDatLen; }
     25   const wchar_t* GetBuffer() const { return m_pBuffer; }
     26 
     27  protected:
     28   void ExpandBuf(int32_t iDesiredSize);
     29 
     30   wchar_t* m_pBuffer;
     31   int32_t m_iBufLen;
     32   int32_t m_iDatLen;
     33 };
     34 
     35 #endif  // CORE_FXCRT_CSS_CFX_CSSTEXTBUF_H_
     36