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| 1 // Copyright 2014 PDFium Authors. All rights reserved. | 1 // Copyright 2014 PDFium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
| 6 | 6 |
| 7 #ifndef _FX_ARABIC_IMP | 7 #ifndef _FX_ARABIC_IMP |
| 8 #define _FX_ARABIC_IMP | 8 #define _FX_ARABIC_IMP |
| 9 typedef struct _FX_ARABICCHARRANGE { | 9 typedef struct _FX_ARABICCHARRANGE { |
| 10 FX_WCHAR wStart; | 10 FX_WCHAR wStart; |
| 11 FX_WCHAR wEnd; | 11 FX_WCHAR wEnd; |
| 12 } FX_ARABICCHARRANGE; | 12 } FX_ARABICCHARRANGE; |
| 13 class CFX_ArabicChar : public IFX_ArabicChar, public CFX_Object | 13 class CFX_ArabicChar : public IFX_ArabicChar |
| 14 { | 14 { |
| 15 public: | 15 public: |
| 16 virtual void Release() | 16 virtual void Release() |
| 17 { | 17 { |
| 18 delete this; | 18 delete this; |
| 19 } | 19 } |
| 20 virtual FX_BOOL IsArabicChar(FX_WCHAR wch) const; | 20 virtual FX_BOOL IsArabicChar(FX_WCHAR wch) const; |
| 21 virtual FX_BOOL IsArabicFormChar(FX_WCHAR wch) const; | 21 virtual FX_BOOL IsArabicFormChar(FX_WCHAR wch) const; |
| 22 | 22 |
| 23 virtual FX_WCHAR GetFormChar(FX_WCHAR wch, FX_WCHAR prev = 0, FX_WCHAR ne
xt = 0) const; | 23 virtual FX_WCHAR GetFormChar(FX_WCHAR wch, FX_WCHAR prev = 0, FX_WCHAR ne
xt = 0) const; |
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| 172 #define FX_BNALn FX_BIDINEUTRALACTION_Ln | 172 #define FX_BNALn FX_BIDINEUTRALACTION_Ln |
| 173 #define FX_BNAIn FX_BIDINEUTRALACTION_In | 173 #define FX_BNAIn FX_BIDINEUTRALACTION_In |
| 174 #define FX_BNALnL FX_BIDINEUTRALACTION_LnL | 174 #define FX_BNALnL FX_BIDINEUTRALACTION_LnL |
| 175 FX_INT32 FX_BidiGetDeferredNeutrals(FX_INT32 iAction, FX_INT32 iLevel); | 175 FX_INT32 FX_BidiGetDeferredNeutrals(FX_INT32 iAction, FX_INT32 iLevel); |
| 176 FX_INT32 FX_BidiGetResolvedNeutrals(FX_INT32 iAction); | 176 FX_INT32 FX_BidiGetResolvedNeutrals(FX_INT32 iAction); |
| 177 void FX_BidiResolveNeutrals(FX_INT32 iBaseLevel, CFX_Int32Array &classes, const
CFX_Int32Array &levels); | 177 void FX_BidiResolveNeutrals(FX_INT32 iBaseLevel, CFX_Int32Array &classes, const
CFX_Int32Array &levels); |
| 178 void FX_BidiResolveImplicit(const CFX_Int32Array &classes, CFX_Int32Array &level
s); | 178 void FX_BidiResolveImplicit(const CFX_Int32Array &classes, CFX_Int32Array &level
s); |
| 179 void FX_BidiResolveWhitespace(FX_INT32 iBaseLevel, const CFX_Int32Array &classes
, CFX_Int32Array &levels); | 179 void FX_BidiResolveWhitespace(FX_INT32 iBaseLevel, const CFX_Int32Array &classes
, CFX_Int32Array &levels); |
| 180 FX_INT32 FX_BidiReorderLevel(FX_INT32 iBaseLevel, CFX_WideString &wsText, const
CFX_Int32Array &levels, FX_INT32 iStart, FX_BOOL bReverse = FALSE); | 180 FX_INT32 FX_BidiReorderLevel(FX_INT32 iBaseLevel, CFX_WideString &wsText, const
CFX_Int32Array &levels, FX_INT32 iStart, FX_BOOL bReverse = FALSE); |
| 181 void FX_BidiReorder(FX_INT32 iBaseLevel, CFX_WideString &wsText, const CFX_Int32
Array &levels); | 181 void FX_BidiReorder(FX_INT32 iBaseLevel, CFX_WideString &wsText, const CFX_Int32
Array &levels); |
| 182 class CFX_BidiChar : public IFX_BidiChar, public CFX_Object | 182 class CFX_BidiChar FX_FINAL : public IFX_BidiChar |
| 183 { | 183 { |
| 184 public: | 184 public: |
| 185 CFX_BidiChar(); | 185 CFX_BidiChar(); |
| 186 virtual void Release() FX_OVERRIDE | 186 virtual void Release() FX_OVERRIDE |
| 187 { | 187 { |
| 188 delete this; | 188 delete this; |
| 189 } | 189 } |
| 190 virtual void SetPolicy(FX_BOOL bSeparateNeutral = TRUE) FX_OV
ERRIDE | 190 virtual void SetPolicy(FX_BOOL bSeparateNeutral = TRUE) FX_OV
ERRIDE |
| 191 { | 191 { |
| 192 m_bSeparateNeutral = bSeparateNeutral; | 192 m_bSeparateNeutral = bSeparateNeutral; |
| 193 } | 193 } |
| 194 virtual FX_BOOL AppendChar(FX_WCHAR wch) FX_OVERRIDE; | 194 virtual FX_BOOL AppendChar(FX_WCHAR wch) FX_OVERRIDE; |
| 195 virtual FX_BOOL EndChar() FX_OVERRIDE; | 195 virtual FX_BOOL EndChar() FX_OVERRIDE; |
| 196 virtual FX_INT32 GetBidiInfo(FX_INT32 &iStart, FX_INT32 &iCount) FX_OVERR
IDE; | 196 virtual FX_INT32 GetBidiInfo(FX_INT32 &iStart, FX_INT32 &iCount) FX_OVERR
IDE; |
| 197 virtual void Reset() FX_OVERRIDE; | 197 virtual void Reset() FX_OVERRIDE; |
| 198 | 198 |
| 199 private: | 199 private: |
| 200 ~CFX_BidiChar() { } | 200 ~CFX_BidiChar() { } |
| 201 FX_BOOL m_bSeparateNeutral; | 201 FX_BOOL m_bSeparateNeutral; |
| 202 FX_INT32 m_iCurStart; | 202 FX_INT32 m_iCurStart; |
| 203 FX_INT32 m_iCurCount; | 203 FX_INT32 m_iCurCount; |
| 204 FX_INT32 m_iCurBidi; | 204 FX_INT32 m_iCurBidi; |
| 205 FX_INT32 m_iLastBidi; | 205 FX_INT32 m_iLastBidi; |
| 206 FX_INT32 m_iLastStart; | 206 FX_INT32 m_iLastStart; |
| 207 FX_INT32 m_iLastCount; | 207 FX_INT32 m_iLastCount; |
| 208 }; | 208 }; |
| 209 #endif | 209 #endif |
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