1 // Copyright 2016 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 XFA_FDE_CFX_CHARITER_H_
8 #define XFA_FDE_CFX_CHARITER_H_
9 
10 #include "core/fxcrt/fx_string.h"
11 #include "core/fxcrt/fx_system.h"
12 #include "xfa/fde/ifx_chariter.h"
13 
14 class CFX_CharIter : public IFX_CharIter {
15  public:
16   explicit CFX_CharIter(const CFX_WideString& wsText);
17   ~CFX_CharIter() override;
18 
19   bool Next(bool bPrev = false) override;
20   FX_WCHAR GetChar() override;
21   void SetAt(int32_t nIndex) override;
22   int32_t GetAt() const override;
23   bool IsEOF(bool bTail = true) const override;
24   IFX_CharIter* Clone() override;
25 
26  private:
27   const CFX_WideString& m_wsText;
28   int32_t m_nIndex;
29 };
30 
31 #endif  // XFA_FDE_CFX_CHARITER_H_
32