1 // Copyright 2014 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_INCLUDE_FXCRT_FX_ARB_H_ 8 #define CORE_INCLUDE_FXCRT_FX_ARB_H_ 9 10 #include "fx_system.h" 11 12 class IFX_BidiChar 13 { 14 public: 15 static IFX_BidiChar* Create(); 16 virtual void Release() = 0; 17 virtual void SetPolicy(FX_BOOL bSeparateNeutral = TRUE) = 0; 18 virtual FX_BOOL AppendChar(FX_WCHAR wch) = 0; 19 virtual FX_BOOL EndChar() = 0; 20 virtual FX_INT32 GetBidiInfo(FX_INT32 &iStart, FX_INT32 &iCount) = 0; 21 virtual void Reset() = 0; 22 23 protected: ~IFX_BidiChar()24 ~IFX_BidiChar() { } 25 }; 26 27 #endif // CORE_INCLUDE_FXCRT_FX_ARB_H_ 28