Cleanup various IFX_ text interfaces.

xfa/fgas/layout/fgas_rtfbreak.cpp

 // 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
 
 #include "xfa/fgas/layout/fgas_rtfbreak.h"
 
 #include <algorithm>
 
+#include "core/fxcrt/include/fx_arabic.h"
 #include "core/fxcrt/include/fx_arb.h"
 #include "xfa/fgas/layout/fgas_linebreak.h"
 #include "xfa/fgas/layout/fgas_unicode.h"
 
-namespace {
-
-class CFX_RTFLine {
- public:
-  CFX_RTFLine()
-      : m_LinePieces(16),
-        m_iStart(0),
-        m_iWidth(0),
-        m_iArabicChars(0),
-        m_iMBCSChars(0) {}
-  ~CFX_RTFLine() { RemoveAll(); }
-  int32_t CountChars() const { return m_LineChars.GetSize(); }
-  CFX_RTFChar& GetChar(int32_t index) {
-    FXSYS_assert(index > -1 && index < m_LineChars.GetSize());
-    return *m_LineChars.GetDataPtr(index);
-  }
-  CFX_RTFChar* GetCharPtr(int32_t index) {
-    FXSYS_assert(index > -1 && index < m_LineChars.GetSize());
-    return m_LineChars.GetDataPtr(index);
-  }
-  int32_t CountPieces() const { return m_LinePieces.GetSize(); }
-  CFX_RTFPiece& GetPiece(int32_t index) const {
-    FXSYS_assert(index > -1 && index < m_LinePieces.GetSize());
-    return m_LinePieces.GetAt(index);
-  }
-  CFX_RTFPiece* GetPiecePtr(int32_t index) const {
-    FXSYS_assert(index > -1 && index < m_LinePieces.GetSize());
-    return m_LinePieces.GetPtrAt(index);
-  }
-  int32_t GetLineEnd() const { return m_iStart + m_iWidth; }
-  void RemoveAll(FX_BOOL bLeaveMemory = FALSE) {
-    CFX_RTFChar* pChar;
-    IFX_Unknown* pUnknown;
-    int32_t iCount = m_LineChars.GetSize();
-    for (int32_t i = 0; i < iCount; i++) {
-      pChar = m_LineChars.GetDataPtr(i);
-      if ((pUnknown = pChar->m_pUserData) != NULL) {
-        pUnknown->Release();
-      }
-    }
-    m_LineChars.RemoveAll();
-    m_LinePieces.RemoveAll(bLeaveMemory);
-    m_iWidth = 0;
-    m_iArabicChars = 0;
-    m_iMBCSChars = 0;
-  }
-  CFX_RTFCharArray m_LineChars;
-  CFX_RTFPieceArray m_LinePieces;
-  int32_t m_iStart;
-  int32_t m_iWidth;
-  int32_t m_iArabicChars;
-  int32_t m_iMBCSChars;
-};
-
-class CFX_RTFBreak : public IFX_RTFBreak {
- public:
-  CFX_RTFBreak(uint32_t dwPolicies);
-  ~CFX_RTFBreak();
-  void Release() override { delete this; }
-  void SetLineBoundary(FX_FLOAT fLineStart, FX_FLOAT fLineEnd) override;
-  void SetLineStartPos(FX_FLOAT fLinePos) override;
-  uint32_t GetLayoutStyles() const override { return m_dwLayoutStyles; }
-  void SetLayoutStyles(uint32_t dwLayoutStyles) override;
-  void SetFont(IFX_Font* pFont) override;
-  void SetFontSize(FX_FLOAT fFontSize) override;
-  void SetTabWidth(FX_FLOAT fTabWidth) override;
-  void AddPositionedTab(FX_FLOAT fTabPos) override;
-  void SetPositionedTabs(const CFX_FloatArray& tabs) override;
-  void ClearPositionedTabs() override;
-  void SetDefaultChar(FX_WCHAR wch) override;
-  void SetLineBreakChar(FX_WCHAR wch) override;
-  void SetLineBreakTolerance(FX_FLOAT fTolerance) override;
-  void SetHorizontalScale(int32_t iScale) override;
-  void SetVerticalScale(int32_t iScale) override;
-  void SetCharRotation(int32_t iCharRotation) override;
-  void SetCharSpace(FX_FLOAT fCharSpace) override;
-  void SetWordSpace(FX_BOOL bDefault, FX_FLOAT fWordSpace) override;
-  void SetReadingOrder(FX_BOOL bRTL = FALSE) override;
-  void SetAlignment(int32_t iAlignment = FX_RTFLINEALIGNMENT_Left) override;
-  void SetUserData(IFX_Unknown* pUserData) override;
-  uint32_t AppendChar(FX_WCHAR wch) override;
-  uint32_t EndBreak(uint32_t dwStatus = FX_RTFBREAK_PieceBreak) override;
-  int32_t CountBreakPieces() const override;
-  const CFX_RTFPiece* GetBreakPiece(int32_t index) const override;
-  void GetLineRect(CFX_RectF& rect) const override;
-  void ClearBreakPieces() override;
-  void Reset() override;
-  int32_t GetDisplayPos(
-      const FX_RTFTEXTOBJ* pText,
-      FXTEXT_CHARPOS* pCharPos,
-      FX_BOOL bCharCode = FALSE,
-      CFX_WideString* pWSForms = NULL,
-      FX_AdjustCharDisplayPos pAdjustPos = NULL) const override;
-  int32_t GetCharRects(const FX_RTFTEXTOBJ* pText,
-                       CFX_RectFArray& rtArray,
-                       FX_BOOL bCharBBox = FALSE) const override;
-  uint32_t AppendChar_CharCode(FX_WCHAR wch);
-  uint32_t AppendChar_Combination(CFX_RTFChar* pCurChar, int32_t iRotation);
-  uint32_t AppendChar_Tab(CFX_RTFChar* pCurChar, int32_t iRotation);
-  uint32_t AppendChar_Control(CFX_RTFChar* pCurChar, int32_t iRotation);
-  uint32_t AppendChar_Arabic(CFX_RTFChar* pCurChar, int32_t iRotation);
-  uint32_t AppendChar_Others(CFX_RTFChar* pCurChar, int32_t iRotation);
-
- protected:
-  uint32_t m_dwPolicies;
-  IFX_ArabicChar* m_pArabicChar;
-  int32_t m_iBoundaryStart;
-  int32_t m_iBoundaryEnd;
-  uint32_t m_dwLayoutStyles;
-  FX_BOOL m_bPagination;
-  FX_BOOL m_bVertical;
-  FX_BOOL m_bSingleLine;
-  FX_BOOL m_bCharCode;
-  IFX_Font* m_pFont;
-  int32_t m_iFontHeight;
-  int32_t m_iFontSize;
-  int32_t m_iTabWidth;
-  CFX_Int32Array m_PositionedTabs;
-  FX_BOOL m_bOrphanLine;
-  FX_WCHAR m_wDefChar;
-  int32_t m_iDefChar;
-  FX_WCHAR m_wLineBreakChar;
-  int32_t m_iHorizontalScale;
-  int32_t m_iVerticalScale;
-  int32_t m_iLineRotation;
-  int32_t m_iCharRotation;
-  int32_t m_iRotation;
-  int32_t m_iCharSpace;
-  FX_BOOL m_bWordSpace;
-  int32_t m_iWordSpace;
-  FX_BOOL m_bRTL;
-  int32_t m_iAlignment;
-  IFX_Unknown* m_pUserData;
-  uint32_t m_dwCharType;
-  uint32_t m_dwIdentity;
-  CFX_RTFLine m_RTFLine1;
-  CFX_RTFLine m_RTFLine2;
-  CFX_RTFLine* m_pCurLine;
-  int32_t m_iReady;
-  int32_t m_iTolerance;
-  int32_t GetLineRotation(uint32_t dwStyles) const;
-  void SetBreakStatus();
-  CFX_RTFChar* GetLastChar(int32_t index) const;
-  CFX_RTFLine* GetRTFLine(FX_BOOL bReady) const;
-  CFX_RTFPieceArray* GetRTFPieces(FX_BOOL bReady) const;
-  uint32_t GetUnifiedCharType(uint32_t dwType) const;
-  int32_t GetLastPositionedTab() const;
-  FX_BOOL GetPositionedTab(int32_t& iTabPos) const;
-  int32_t GetBreakPos(CFX_RTFCharArray& tca,
-                      int32_t& iEndPos,
-                      FX_BOOL bAllChars = FALSE,
-                      FX_BOOL bOnlyBrk = FALSE);
-  void SplitTextLine(CFX_RTFLine* pCurLine,
-                     CFX_RTFLine* pNextLine,
-                     FX_BOOL bAllChars = FALSE);
-  FX_BOOL EndBreak_SplitLine(CFX_RTFLine* pNextLine,
-                             FX_BOOL bAllChars,
-                             uint32_t dwStatus);
-  void EndBreak_BidiLine(CFX_TPOArray& tpos, uint32_t dwStatus);
-  void EndBreak_Alignment(CFX_TPOArray& tpos,
-                          FX_BOOL bAllChars,
-                          uint32_t dwStatus);
-};
-
-}  // namespace
-
-IFX_RTFBreak* IFX_RTFBreak::Create(uint32_t dwPolicies) {
-  return new CFX_RTFBreak(dwPolicies);
-}
 CFX_RTFBreak::CFX_RTFBreak(uint32_t dwPolicies)
     : m_dwPolicies(dwPolicies),
       m_pArabicChar(NULL),
       m_iBoundaryStart(0),
       m_iBoundaryEnd(2000000),
       m_dwLayoutStyles(0),
       m_bPagination(FALSE),
       m_bVertical(FALSE),
       m_bSingleLine(FALSE),
       m_bCharCode(FALSE),
@@ skipping 17 matching lines @@
       m_bRTL(FALSE),
       m_iAlignment(FX_RTFLINEALIGNMENT_Left),
       m_pUserData(NULL),
       m_dwCharType(0),
       m_dwIdentity(0),
       m_RTFLine1(),
       m_RTFLine2(),
       m_pCurLine(NULL),
       m_iReady(0),
       m_iTolerance(0) {
-  m_pArabicChar = IFX_ArabicChar::Create();
+  m_pArabicChar = new CFX_ArabicChar;
   m_pCurLine = &m_RTFLine1;
 }
 CFX_RTFBreak::~CFX_RTFBreak() {
   Reset();
   m_PositionedTabs.RemoveAll();
   m_pArabicChar->Release();
   if (m_pUserData != NULL) {
     m_pUserData->Release();
   }
 }
@@ skipping 1450 matching lines @@
         rtBBoxF.height = fHeight;
         rtBBoxF.top = std::max(rtBBoxF.top, 0.0f);
       }
       rtArray.SetAt(i, rtBBoxF);
       continue;
     }
     rtArray.SetAt(i, rect);
   }
   return iLength;
 }