Collapse xfa/src/fee directories

xfa/src/fee/src/fee/fde_txtedtbuf.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 XFA_SRC_FEE_SRC_FEE_FDE_TXTEDTBUF_H_
-#define XFA_SRC_FEE_SRC_FEE_FDE_TXTEDTBUF_H_
-
-#include "xfa/src/fee/include/ifde_txtedtbuf.h"
-#include "xfa/src/fee/include/ifde_txtedtengine.h"
-#include "xfa/src/fgas/include/fx_mem.h"
-
-class IFX_CharIter;
-class CFDE_TxtEdtBuf;
-
-class CFDE_TxtEdtBufIter : public IFX_CharIter {
- public:
-  CFDE_TxtEdtBufIter(CFDE_TxtEdtBuf* pBuf, FX_WCHAR wcAlias = 0);
-
-  virtual void Release();
-  virtual FX_BOOL Next(FX_BOOL bPrev = FALSE);
-  virtual FX_WCHAR GetChar();
-  virtual void SetAt(int32_t nIndex);
-  virtual int32_t GetAt() const;
-  virtual FX_BOOL IsEOF(FX_BOOL bTail = TRUE) const;
-  virtual IFX_CharIter* Clone();
-
- protected:
-  ~CFDE_TxtEdtBufIter();
-
- private:
-  CFDE_TxtEdtBuf* m_pBuf;
-  int32_t m_nCurChunk;
-  int32_t m_nCurIndex;
-  int32_t m_nIndex;
-  FX_WCHAR m_Alias;
-};
-class CFDE_TxtEdtBuf : public IFDE_TxtEdtBuf {
-  friend class CFDE_TxtEdtBufIter;
-  struct _FDE_CHUNKHEADER {
-    int32_t nUsed;
-    FX_WCHAR wChars[1];
-  };
-  typedef _FDE_CHUNKHEADER FDE_CHUNKHEADER;
-  typedef _FDE_CHUNKHEADER* FDE_LPCHUNKHEADER;
-  struct _FDE_CHUNKPLACE {
-    int32_t nChunkIndex;
-    int32_t nCharIndex;
-  };
-  typedef _FDE_CHUNKPLACE FDE_CHUNKPLACE;
-  typedef _FDE_CHUNKPLACE* FDE_LPCHUNKPLACE;
-
- public:
-  CFDE_TxtEdtBuf(int32_t nDefChunkSize = FDE_DEFCHUNKLENGTH);
-
-  virtual void Release();
-  virtual FX_BOOL SetChunkSize(int32_t nChunkSize);
-  virtual int32_t GetChunkSize() const;
-  virtual int32_t GetTextLength() const;
-  virtual void SetText(const CFX_WideString& wsText);
-  virtual void GetText(CFX_WideString& wsText) const;
-  virtual FX_WCHAR GetCharByIndex(int32_t nIndex) const;
-  virtual void GetRange(CFX_WideString& wsText,
-                        int32_t nBegine,
-                        int32_t nCount = -1) const;
-
-  virtual void Insert(int32_t nPos,
-                      const FX_WCHAR* lpText,
-                      int32_t nLength = 1);
-  virtual void Delete(int32_t nIndex, int32_t nLength = 1);
-  virtual void Clear(FX_BOOL bRelease = TRUE);
-
-  virtual FX_BOOL Optimize(IFX_Pause* pPause = NULL);
-
- protected:
-  virtual ~CFDE_TxtEdtBuf();
-
- private:
-  void ResetChunkBuffer(int32_t nDefChunkCount, int32_t nChunkSize);
-  int32_t CP2Index(const FDE_CHUNKPLACE& cp) const;
-  void Index2CP(int32_t nIndex, FDE_CHUNKPLACE& cp) const;
-
-  int32_t m_nChunkSize;
-
-  int32_t m_nTotal;
-  FX_BOOL m_bChanged;
-  CFX_PtrArray m_Chunks;
-  IFX_MEMAllocator* m_pAllocator;
-};
-
-#endif  // XFA_SRC_FEE_SRC_FEE_FDE_TXTEDTBUF_H_