diff options
Diffstat (limited to 'xfa/src/fgas/layout/fgas_rtfbreak.cpp')
| -rw-r--r-- | xfa/src/fgas/layout/fgas_rtfbreak.cpp | 1691 |
1 files changed, 0 insertions, 1691 deletions
diff --git a/xfa/src/fgas/layout/fgas_rtfbreak.cpp b/xfa/src/fgas/layout/fgas_rtfbreak.cpp deleted file mode 100644 index 7e4ab4c08c..0000000000 --- a/xfa/src/fgas/layout/fgas_rtfbreak.cpp +++ /dev/null @@ -1,1691 +0,0 @@ -// 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/src/fgas/layout/fgas_rtfbreak.h" - -#include <algorithm> - -#include "core/include/fxcrt/fx_arb.h" -#include "xfa/src/fgas/layout/fgas_linebreak.h" -#include "xfa/src/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(FX_DWORD dwPolicies); - ~CFX_RTFBreak(); - void Release() override { delete this; } - void SetLineBoundary(FX_FLOAT fLineStart, FX_FLOAT fLineEnd) override; - void SetLineStartPos(FX_FLOAT fLinePos) override; - FX_DWORD GetLayoutStyles() const override { return m_dwLayoutStyles; } - void SetLayoutStyles(FX_DWORD 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; - FX_DWORD AppendChar(FX_WCHAR wch) override; - FX_DWORD EndBreak(FX_DWORD 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; - FX_DWORD AppendChar_CharCode(FX_WCHAR wch); - FX_DWORD AppendChar_Combination(CFX_RTFChar* pCurChar, int32_t iRotation); - FX_DWORD AppendChar_Tab(CFX_RTFChar* pCurChar, int32_t iRotation); - FX_DWORD AppendChar_Control(CFX_RTFChar* pCurChar, int32_t iRotation); - FX_DWORD AppendChar_Arabic(CFX_RTFChar* pCurChar, int32_t iRotation); - FX_DWORD AppendChar_Others(CFX_RTFChar* pCurChar, int32_t iRotation); - - protected: - FX_DWORD m_dwPolicies; - IFX_ArabicChar* m_pArabicChar; - int32_t m_iBoundaryStart; - int32_t m_iBoundaryEnd; - FX_DWORD 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; - FX_DWORD m_dwCharType; - FX_DWORD 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(FX_DWORD 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; - FX_DWORD GetUnifiedCharType(FX_DWORD 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, - FX_DWORD dwStatus); - void EndBreak_BidiLine(CFX_TPOArray& tpos, FX_DWORD dwStatus); - void EndBreak_Alignment(CFX_TPOArray& tpos, - FX_BOOL bAllChars, - FX_DWORD dwStatus); -}; - -} // namespace - -IFX_RTFBreak* IFX_RTFBreak::Create(FX_DWORD dwPolicies) { - return new CFX_RTFBreak(dwPolicies); -} -CFX_RTFBreak::CFX_RTFBreak(FX_DWORD 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), - m_pFont(NULL), - m_iFontHeight(240), - m_iFontSize(240), - m_iTabWidth(720000), - m_PositionedTabs(), - m_bOrphanLine(FALSE), - m_wDefChar(0xFEFF), - m_iDefChar(0), - m_wLineBreakChar(L'\n'), - m_iHorizontalScale(100), - m_iVerticalScale(100), - m_iLineRotation(0), - m_iCharRotation(0), - m_iRotation(0), - m_iCharSpace(0), - m_bWordSpace(FALSE), - m_iWordSpace(0), - 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_pCurLine = &m_RTFLine1; -} -CFX_RTFBreak::~CFX_RTFBreak() { - Reset(); - m_PositionedTabs.RemoveAll(); - m_pArabicChar->Release(); - if (m_pUserData != NULL) { - m_pUserData->Release(); - } -} -void CFX_RTFBreak::SetLineBoundary(FX_FLOAT fLineStart, FX_FLOAT fLineEnd) { - if (fLineStart > fLineEnd) - return; - m_iBoundaryStart = FXSYS_round(fLineStart * 20000.0f); - m_iBoundaryEnd = FXSYS_round(fLineEnd * 20000.0f); - m_pCurLine->m_iStart = std::min(m_pCurLine->m_iStart, m_iBoundaryEnd); - m_pCurLine->m_iStart = std::max(m_pCurLine->m_iStart, m_iBoundaryStart); -} -void CFX_RTFBreak::SetLineStartPos(FX_FLOAT fLinePos) { - int32_t iLinePos = FXSYS_round(fLinePos * 20000.0f); - iLinePos = std::min(iLinePos, m_iBoundaryEnd); - iLinePos = std::max(iLinePos, m_iBoundaryStart); - m_pCurLine->m_iStart = iLinePos; -} -void CFX_RTFBreak::SetLayoutStyles(FX_DWORD dwLayoutStyles) { - if (m_dwLayoutStyles == dwLayoutStyles) { - return; - } - SetBreakStatus(); - m_dwLayoutStyles = dwLayoutStyles; - m_bPagination = (m_dwLayoutStyles & FX_RTFLAYOUTSTYLE_Pagination) != 0; - m_bVertical = (m_dwLayoutStyles & FX_RTFLAYOUTSTYLE_VerticalChars) != 0; - m_bSingleLine = (m_dwLayoutStyles & FX_RTFLAYOUTSTYLE_SingleLine) != 0; - m_bCharCode = (m_dwLayoutStyles & FX_RTFLAYOUTSTYLE_MBCSCode) != 0; - m_iLineRotation = GetLineRotation(m_dwLayoutStyles); - m_iRotation = m_iLineRotation + m_iCharRotation; - m_iRotation %= 4; -} -void CFX_RTFBreak::SetFont(IFX_Font* pFont) { - if (pFont == NULL) { - return; - } - if (m_pFont == pFont) { - return; - } - SetBreakStatus(); - m_pFont = pFont; - m_iDefChar = 0; - if (m_pFont != NULL) { - m_iFontHeight = m_iFontSize; - if (m_wDefChar != 0xFEFF) { - m_pFont->GetCharWidth(m_wDefChar, m_iDefChar, FALSE); - m_iDefChar *= m_iFontSize; - } - } -} -void CFX_RTFBreak::SetFontSize(FX_FLOAT fFontSize) { - int32_t iFontSize = FXSYS_round(fFontSize * 20.0f); - if (m_iFontSize == iFontSize) { - return; - } - SetBreakStatus(); - m_iFontSize = iFontSize; - m_iDefChar = 0; - if (m_pFont != NULL) { - m_iFontHeight = m_iFontSize; - if (m_wDefChar != 0xFEFF) { - m_pFont->GetCharWidth(m_wDefChar, m_iDefChar, FALSE); - m_iDefChar *= m_iFontSize; - } - } -} -void CFX_RTFBreak::SetTabWidth(FX_FLOAT fTabWidth) { - m_iTabWidth = FXSYS_round(fTabWidth * 20000.0f); -} -void CFX_RTFBreak::AddPositionedTab(FX_FLOAT fTabPos) { - int32_t iLineEnd = m_iBoundaryEnd; - int32_t iTabPos = FXSYS_round(fTabPos * 20000.0f) + m_iBoundaryStart; - if (iTabPos > iLineEnd) { - iTabPos = iLineEnd; - } - if (m_PositionedTabs.Find(iTabPos, 0) > -1) { - return; - } - int32_t iCount = m_PositionedTabs.GetSize(); - int32_t iFind = 0; - for (; iFind < iCount; iFind++) { - if (m_PositionedTabs[iFind] > iTabPos) { - break; - } - } - m_PositionedTabs.InsertAt(iFind, iTabPos); - if (m_dwPolicies & FX_RTFBREAKPOLICY_OrphanPositionedTab) { - m_bOrphanLine = GetLastPositionedTab() >= iLineEnd; - } else { - m_bOrphanLine = FALSE; - } -} -void CFX_RTFBreak::SetPositionedTabs(const CFX_FloatArray& tabs) { - m_PositionedTabs.RemoveAll(); - int32_t iCount = tabs.GetSize(); - m_PositionedTabs.SetSize(iCount); - int32_t iLineEnd = m_iBoundaryEnd; - int32_t iTabPos; - for (int32_t i = 0; i < iCount; i++) { - iTabPos = FXSYS_round(tabs[i] * 20000.0f) + m_iBoundaryStart; - if (iTabPos > iLineEnd) { - iTabPos = iLineEnd; - } - m_PositionedTabs[i] = iTabPos; - } - if (m_dwPolicies & FX_RTFBREAKPOLICY_OrphanPositionedTab) { - m_bOrphanLine = GetLastPositionedTab() >= iLineEnd; - } else { - m_bOrphanLine = FALSE; - } -} -void CFX_RTFBreak::ClearPositionedTabs() { - m_PositionedTabs.RemoveAll(); - m_bOrphanLine = FALSE; -} -void CFX_RTFBreak::SetDefaultChar(FX_WCHAR wch) { - m_wDefChar = wch; - m_iDefChar = 0; - if (m_wDefChar != 0xFEFF && m_pFont != NULL) { - m_pFont->GetCharWidth(m_wDefChar, m_iDefChar, FALSE); - if (m_iDefChar < 0) { - m_iDefChar = 0; - } else { - m_iDefChar *= m_iFontSize; - } - } -} -void CFX_RTFBreak::SetLineBreakChar(FX_WCHAR wch) { - if (wch != L'\r' && wch != L'\n') { - return; - } - m_wLineBreakChar = wch; -} -void CFX_RTFBreak::SetLineBreakTolerance(FX_FLOAT fTolerance) { - m_iTolerance = FXSYS_round(fTolerance * 20000.0f); -} -void CFX_RTFBreak::SetHorizontalScale(int32_t iScale) { - if (iScale < 0) { - iScale = 0; - } - if (m_iHorizontalScale == iScale) { - return; - } - SetBreakStatus(); - m_iHorizontalScale = iScale; -} -void CFX_RTFBreak::SetVerticalScale(int32_t iScale) { - if (iScale < 0) { - iScale = 0; - } - if (m_iVerticalScale == iScale) { - return; - } - SetBreakStatus(); - m_iVerticalScale = iScale; -} -void CFX_RTFBreak::SetCharRotation(int32_t iCharRotation) { - if (iCharRotation < 0) { - iCharRotation += (-iCharRotation / 4 + 1) * 4; - } else if (iCharRotation > 3) { - iCharRotation -= (iCharRotation / 4) * 4; - } - if (m_iCharRotation == iCharRotation) { - return; - } - SetBreakStatus(); - m_iCharRotation = iCharRotation; - m_iRotation = m_iLineRotation + m_iCharRotation; - m_iRotation %= 4; -} -void CFX_RTFBreak::SetCharSpace(FX_FLOAT fCharSpace) { - m_iCharSpace = FXSYS_round(fCharSpace * 20000.0f); -} -void CFX_RTFBreak::SetWordSpace(FX_BOOL bDefault, FX_FLOAT fWordSpace) { - m_bWordSpace = !bDefault; - m_iWordSpace = FXSYS_round(fWordSpace * 20000.0f); -} -void CFX_RTFBreak::SetReadingOrder(FX_BOOL bRTL) { - m_bRTL = bRTL; -} -void CFX_RTFBreak::SetAlignment(int32_t iAlignment) { - FXSYS_assert(iAlignment >= FX_RTFLINEALIGNMENT_Left && - iAlignment <= FX_RTFLINEALIGNMENT_Distributed); - m_iAlignment = iAlignment; -} -void CFX_RTFBreak::SetUserData(IFX_Unknown* pUserData) { - if (m_pUserData == pUserData) { - return; - } - SetBreakStatus(); - if (m_pUserData != NULL) { - m_pUserData->Release(); - } - m_pUserData = pUserData; - if (m_pUserData != NULL) { - m_pUserData->AddRef(); - } -} -static const int32_t gs_FX_RTFLineRotations[8] = {0, 3, 1, 0, 2, 1, 3, 2}; -int32_t CFX_RTFBreak::GetLineRotation(FX_DWORD dwStyles) const { - return gs_FX_RTFLineRotations[(dwStyles & 0x0E) >> 1]; -} -void CFX_RTFBreak::SetBreakStatus() { - m_dwIdentity++; - int32_t iCount = m_pCurLine->CountChars(); - if (iCount < 1) { - return; - } - CFX_RTFChar& tc = m_pCurLine->GetChar(iCount - 1); - if (tc.m_dwStatus == 0) { - tc.m_dwStatus = FX_RTFBREAK_PieceBreak; - } -} -CFX_RTFChar* CFX_RTFBreak::GetLastChar(int32_t index) const { - CFX_RTFCharArray& tca = m_pCurLine->m_LineChars; - int32_t iCount = tca.GetSize(); - if (index < 0 || index >= iCount) { - return NULL; - } - CFX_RTFChar* pTC; - int32_t iStart = iCount - 1; - while (iStart > -1) { - pTC = tca.GetDataPtr(iStart--); - if (pTC->m_iCharWidth >= 0 || - pTC->GetCharType() != FX_CHARTYPE_Combination) { - if (--index < 0) { - return pTC; - } - } - } - return NULL; -} -CFX_RTFLine* CFX_RTFBreak::GetRTFLine(FX_BOOL bReady) const { - if (bReady) { - if (m_iReady == 1) { - return (CFX_RTFLine*)&m_RTFLine1; - } else if (m_iReady == 2) { - return (CFX_RTFLine*)&m_RTFLine2; - } else { - return NULL; - } - } - FXSYS_assert(m_pCurLine != NULL); - return m_pCurLine; -} -CFX_RTFPieceArray* CFX_RTFBreak::GetRTFPieces(FX_BOOL bReady) const { - CFX_RTFLine* pRTFLine = GetRTFLine(bReady); - if (pRTFLine == NULL) { - return NULL; - } - return &pRTFLine->m_LinePieces; -} -inline FX_DWORD CFX_RTFBreak::GetUnifiedCharType(FX_DWORD dwType) const { - return dwType >= FX_CHARTYPE_ArabicAlef ? FX_CHARTYPE_Arabic : dwType; -} -int32_t CFX_RTFBreak::GetLastPositionedTab() const { - int32_t iCount = m_PositionedTabs.GetSize(); - if (iCount < 1) { - return m_iBoundaryStart; - } - return m_PositionedTabs[iCount - 1]; -} -FX_BOOL CFX_RTFBreak::GetPositionedTab(int32_t& iTabPos) const { - int32_t iCount = m_PositionedTabs.GetSize(); - for (int32_t i = 0; i < iCount; i++) { - if (m_PositionedTabs[i] > iTabPos) { - iTabPos = m_PositionedTabs[i]; - return TRUE; - } - } - return FALSE; -} -typedef FX_DWORD (CFX_RTFBreak::*FX_RTFBreak_LPFAppendChar)( - CFX_RTFChar* pCurChar, - int32_t iRotation); -static const FX_RTFBreak_LPFAppendChar g_FX_RTFBreak_lpfAppendChar[16] = { - &CFX_RTFBreak::AppendChar_Others, &CFX_RTFBreak::AppendChar_Tab, - &CFX_RTFBreak::AppendChar_Others, &CFX_RTFBreak::AppendChar_Control, - &CFX_RTFBreak::AppendChar_Combination, &CFX_RTFBreak::AppendChar_Others, - &CFX_RTFBreak::AppendChar_Others, &CFX_RTFBreak::AppendChar_Arabic, - &CFX_RTFBreak::AppendChar_Arabic, &CFX_RTFBreak::AppendChar_Arabic, - &CFX_RTFBreak::AppendChar_Arabic, &CFX_RTFBreak::AppendChar_Arabic, - &CFX_RTFBreak::AppendChar_Arabic, &CFX_RTFBreak::AppendChar_Others, - &CFX_RTFBreak::AppendChar_Others, &CFX_RTFBreak::AppendChar_Others, -}; -FX_DWORD CFX_RTFBreak::AppendChar(FX_WCHAR wch) { - FXSYS_assert(m_pFont != NULL && m_pCurLine != NULL && m_pArabicChar != NULL); - if (m_bCharCode) { - return AppendChar_CharCode(wch); - } - FX_DWORD dwProps = kTextLayoutCodeProperties[(FX_WORD)wch]; - FX_DWORD dwType = (dwProps & FX_CHARTYPEBITSMASK); - CFX_RTFCharArray& tca = m_pCurLine->m_LineChars; - CFX_RTFChar* pCurChar = tca.AddSpace(); - pCurChar->m_dwStatus = 0; - pCurChar->m_wCharCode = wch; - pCurChar->m_dwCharProps = dwProps; - pCurChar->m_dwCharStyles = 0; - pCurChar->m_dwLayoutStyles = 0; - pCurChar->m_iFontSize = m_iFontSize; - pCurChar->m_iFontHeight = m_iFontHeight; - pCurChar->m_iHorizontalScale = m_iHorizontalScale; - pCurChar->m_iVertialScale = m_iVerticalScale; - pCurChar->m_nRotation = m_iCharRotation; - pCurChar->m_iCharWidth = 0; - pCurChar->m_dwIdentity = m_dwIdentity; - if (m_pUserData != NULL) { - m_pUserData->AddRef(); - } - pCurChar->m_pUserData = m_pUserData; - FX_DWORD dwRet1 = FX_RTFBREAK_None; - if (dwType != FX_CHARTYPE_Combination && - GetUnifiedCharType(m_dwCharType) != GetUnifiedCharType(dwType)) { - if (!m_bSingleLine && !m_bOrphanLine && m_dwCharType > 0 && - m_pCurLine->GetLineEnd() > m_iBoundaryEnd + m_iTolerance) { - if (m_dwCharType != FX_CHARTYPE_Space || dwType != FX_CHARTYPE_Control) { - dwRet1 = EndBreak(FX_RTFBREAK_LineBreak); - int32_t iCount = m_pCurLine->CountChars(); - if (iCount > 0) { - pCurChar = m_pCurLine->m_LineChars.GetDataPtr(iCount - 1); - } - } - } - } - int32_t iRotation = m_iRotation; - if (m_bVertical && (dwProps & 0x8000) != 0) { - iRotation = (iRotation + 1) % 4; - } - FX_DWORD dwRet2 = - (this->*g_FX_RTFBreak_lpfAppendChar[dwType >> FX_CHARTYPEBITS])( - pCurChar, iRotation); - m_dwCharType = dwType; - return std::max(dwRet1, dwRet2); -} -FX_DWORD CFX_RTFBreak::AppendChar_CharCode(FX_WCHAR wch) { - FXSYS_assert(m_pFont != NULL && m_pCurLine != NULL); - FXSYS_assert(m_bCharCode); - m_pCurLine->m_iMBCSChars++; - CFX_RTFCharArray& tca = m_pCurLine->m_LineChars; - CFX_RTFChar* pCurChar = tca.AddSpace(); - pCurChar->m_dwStatus = 0; - pCurChar->m_wCharCode = wch; - pCurChar->m_dwCharProps = 0; - pCurChar->m_dwCharStyles = 0; - pCurChar->m_dwLayoutStyles = m_dwLayoutStyles; - pCurChar->m_iFontSize = m_iFontSize; - pCurChar->m_iFontHeight = m_iFontHeight; - pCurChar->m_iHorizontalScale = m_iHorizontalScale; - pCurChar->m_iVertialScale = m_iVerticalScale; - pCurChar->m_nRotation = m_iCharRotation; - pCurChar->m_iCharWidth = 0; - pCurChar->m_dwIdentity = m_dwIdentity; - if (m_pUserData != NULL) { - m_pUserData->AddRef(); - } - pCurChar->m_pUserData = m_pUserData; - int32_t iCharWidth = 0; - if (m_bVertical != FX_IsOdd(m_iRotation)) { - iCharWidth = 1000; - } else { - if (!m_pFont->GetCharWidth(wch, iCharWidth, TRUE)) { - iCharWidth = m_iDefChar; - } - } - iCharWidth *= m_iFontSize; - iCharWidth = iCharWidth * m_iHorizontalScale / 100; - iCharWidth += m_iCharSpace; - pCurChar->m_iCharWidth = iCharWidth; - m_pCurLine->m_iWidth += iCharWidth; - m_dwCharType = 0; - if (!m_bSingleLine && - m_pCurLine->GetLineEnd() > m_iBoundaryEnd + m_iTolerance) { - return EndBreak(FX_RTFBREAK_LineBreak); - } - return FX_RTFBREAK_None; -} -FX_DWORD CFX_RTFBreak::AppendChar_Combination(CFX_RTFChar* pCurChar, - int32_t iRotation) { - int32_t iCharWidth = 0; - if (m_bVertical != FX_IsOdd(iRotation)) { - iCharWidth = 1000; - } else { - if (!m_pFont->GetCharWidth(pCurChar->m_wCharCode, iCharWidth, - m_bCharCode)) { - iCharWidth = 0; - } - } - iCharWidth *= m_iFontSize; - iCharWidth = iCharWidth * m_iHorizontalScale / 100; - CFX_RTFChar* pLastChar = GetLastChar(0); - if (pLastChar != NULL && pLastChar->GetCharType() > FX_CHARTYPE_Combination) { - iCharWidth = -iCharWidth; - } else { - m_dwCharType = FX_CHARTYPE_Combination; - } - pCurChar->m_iCharWidth = iCharWidth; - if (iCharWidth > 0) { - m_pCurLine->m_iWidth += iCharWidth; - } - return FX_RTFBREAK_None; -} -FX_DWORD CFX_RTFBreak::AppendChar_Tab(CFX_RTFChar* pCurChar, - int32_t iRotation) { - if (m_dwLayoutStyles & FX_RTFLAYOUTSTYLE_ExpandTab) { - FX_BOOL bBreak = FALSE; - if ((m_dwPolicies & FX_RTFBREAKPOLICY_TabBreak) != 0) { - bBreak = (m_pCurLine->GetLineEnd() > m_iBoundaryEnd + m_iTolerance); - } - int32_t& iLineWidth = m_pCurLine->m_iWidth; - int32_t iCharWidth = iLineWidth; - if (GetPositionedTab(iCharWidth)) { - iCharWidth -= iLineWidth; - } else { - iCharWidth = m_iTabWidth * (iLineWidth / m_iTabWidth + 1) - iLineWidth; - } - pCurChar->m_iCharWidth = iCharWidth; - iLineWidth += iCharWidth; - if (!m_bSingleLine && !m_bOrphanLine && bBreak) { - return EndBreak(FX_RTFBREAK_LineBreak); - } - } - return FX_RTFBREAK_None; -} -FX_DWORD CFX_RTFBreak::AppendChar_Control(CFX_RTFChar* pCurChar, - int32_t iRotation) { - FX_DWORD dwRet2 = FX_RTFBREAK_None; - if (!m_bSingleLine) { - switch (pCurChar->m_wCharCode) { - case L'\v': - case 0x2028: - dwRet2 = FX_RTFBREAK_LineBreak; - break; - case L'\f': - dwRet2 = FX_RTFBREAK_PageBreak; - break; - case 0x2029: - dwRet2 = FX_RTFBREAK_ParagraphBreak; - break; - default: - if (pCurChar->m_wCharCode == m_wLineBreakChar) { - dwRet2 = FX_RTFBREAK_ParagraphBreak; - } - break; - } - if (dwRet2 != FX_RTFBREAK_None) { - dwRet2 = EndBreak(dwRet2); - } - } - return dwRet2; -} -FX_DWORD CFX_RTFBreak::AppendChar_Arabic(CFX_RTFChar* pCurChar, - int32_t iRotation) { - CFX_RTFChar* pLastChar = NULL; - int32_t& iLineWidth = m_pCurLine->m_iWidth; - int32_t iCharWidth = 0; - FX_WCHAR wForm; - FX_BOOL bAlef = FALSE; - if (m_dwCharType >= FX_CHARTYPE_ArabicAlef && - m_dwCharType <= FX_CHARTYPE_ArabicDistortion) { - pLastChar = GetLastChar(1); - if (pLastChar != NULL) { - iLineWidth -= pLastChar->m_iCharWidth; - CFX_RTFChar* pPrevChar = GetLastChar(2); - wForm = m_pArabicChar->GetFormChar(pLastChar, pPrevChar, pCurChar); - bAlef = (wForm == 0xFEFF && - pLastChar->GetCharType() == FX_CHARTYPE_ArabicAlef); - int32_t iLastRotation = pLastChar->m_nRotation + m_iLineRotation; - if (m_bVertical && (pLastChar->m_dwCharProps & 0x8000) != 0) { - iLastRotation++; - } - if (m_bVertical != FX_IsOdd(iLastRotation)) { - iCharWidth = 1000; - } else { - if (!m_pFont->GetCharWidth(wForm, iCharWidth, m_bCharCode)) { - if (!m_pFont->GetCharWidth(pLastChar->m_wCharCode, iCharWidth, - m_bCharCode)) { - iCharWidth = m_iDefChar; - } - } - } - iCharWidth *= m_iFontSize; - iCharWidth = iCharWidth * m_iHorizontalScale / 100; - pLastChar->m_iCharWidth = iCharWidth; - iLineWidth += iCharWidth; - iCharWidth = 0; - } - } - wForm = - m_pArabicChar->GetFormChar(pCurChar, (bAlef ? NULL : pLastChar), NULL); - if (m_bVertical != FX_IsOdd(iRotation)) { - iCharWidth = 1000; - } else if (!m_pFont->GetCharWidth(wForm, iCharWidth, m_bCharCode) && - !m_pFont->GetCharWidth(pCurChar->m_wCharCode, iCharWidth, - m_bCharCode)) { - iCharWidth = m_iDefChar; - } - - iCharWidth *= m_iFontSize; - iCharWidth = iCharWidth * m_iHorizontalScale / 100; - pCurChar->m_iCharWidth = iCharWidth; - iLineWidth += iCharWidth; - m_pCurLine->m_iArabicChars++; - if (!m_bSingleLine && !m_bOrphanLine && - m_pCurLine->GetLineEnd() > m_iBoundaryEnd + m_iTolerance) { - return EndBreak(FX_RTFBREAK_LineBreak); - } - return FX_RTFBREAK_None; -} -FX_DWORD CFX_RTFBreak::AppendChar_Others(CFX_RTFChar* pCurChar, - int32_t iRotation) { - FX_DWORD dwType = (pCurChar->m_dwCharProps & FX_CHARTYPEBITSMASK); - FX_WCHAR wForm; - if (dwType == FX_CHARTYPE_Numeric) { - if (m_dwLayoutStyles & FX_RTFLAYOUTSTYLE_ArabicNumber) { - wForm = pCurChar->m_wCharCode + 0x0630; - } else { - wForm = pCurChar->m_wCharCode; - } - } else if (m_bRTL || m_bVertical) { - wForm = FX_GetMirrorChar(pCurChar->m_wCharCode, pCurChar->m_dwCharProps, - m_bRTL, m_bVertical); - } else { - wForm = pCurChar->m_wCharCode; - } - int32_t iCharWidth = 0; - if (m_bVertical != FX_IsOdd(iRotation)) { - iCharWidth = 1000; - } else { - if (!m_pFont->GetCharWidth(wForm, iCharWidth, m_bCharCode)) { - iCharWidth = m_iDefChar; - } - } - iCharWidth *= m_iFontSize; - iCharWidth = iCharWidth * m_iHorizontalScale / 100; - iCharWidth += m_iCharSpace; - if (dwType == FX_CHARTYPE_Space && m_bWordSpace) { - iCharWidth += m_iWordSpace; - } - pCurChar->m_iCharWidth = iCharWidth; - m_pCurLine->m_iWidth += iCharWidth; - FX_BOOL bBreak = (dwType != FX_CHARTYPE_Space || - (m_dwPolicies & FX_RTFBREAKPOLICY_SpaceBreak) != 0); - if (!m_bSingleLine && !m_bOrphanLine && bBreak && - m_pCurLine->GetLineEnd() > m_iBoundaryEnd + m_iTolerance) { - return EndBreak(FX_RTFBREAK_LineBreak); - } - return FX_RTFBREAK_None; -} -FX_DWORD CFX_RTFBreak::EndBreak(FX_DWORD dwStatus) { - FXSYS_assert(dwStatus >= FX_RTFBREAK_PieceBreak && - dwStatus <= FX_RTFBREAK_PageBreak); - m_dwIdentity++; - CFX_RTFPieceArray* pCurPieces = &m_pCurLine->m_LinePieces; - int32_t iCount = pCurPieces->GetSize(); - if (iCount > 0) { - CFX_RTFPiece* pLastPiece = pCurPieces->GetPtrAt(--iCount); - if (dwStatus > FX_RTFBREAK_PieceBreak) { - pLastPiece->m_dwStatus = dwStatus; - } else { - dwStatus = pLastPiece->m_dwStatus; - } - return dwStatus; - } else { - CFX_RTFLine* pLastLine = GetRTFLine(TRUE); - if (pLastLine != NULL) { - pCurPieces = &pLastLine->m_LinePieces; - iCount = pCurPieces->GetSize(); - if (iCount-- > 0) { - CFX_RTFPiece* pLastPiece = pCurPieces->GetPtrAt(iCount); - if (dwStatus > FX_RTFBREAK_PieceBreak) { - pLastPiece->m_dwStatus = dwStatus; - } else { - dwStatus = pLastPiece->m_dwStatus; - } - return dwStatus; - } - return FX_RTFBREAK_None; - } - iCount = m_pCurLine->CountChars(); - if (iCount < 1) { - return FX_RTFBREAK_None; - } - CFX_RTFChar& tc = m_pCurLine->GetChar(iCount - 1); - tc.m_dwStatus = dwStatus; - if (dwStatus <= FX_RTFBREAK_PieceBreak) { - return dwStatus; - } - } - m_iReady = (m_pCurLine == &m_RTFLine1) ? 1 : 2; - CFX_RTFLine* pNextLine = - (m_pCurLine == &m_RTFLine1) ? &m_RTFLine2 : &m_RTFLine1; - FX_BOOL bAllChars = (m_iAlignment > FX_RTFLINEALIGNMENT_Right); - CFX_TPOArray tpos; - if (EndBreak_SplitLine(pNextLine, bAllChars, dwStatus)) { - goto EndBreak_Ret; - } - if (!m_bCharCode) { - EndBreak_BidiLine(tpos, dwStatus); - } - if (!m_bPagination && m_iAlignment > FX_RTFLINEALIGNMENT_Left) { - EndBreak_Alignment(tpos, bAllChars, dwStatus); - } -EndBreak_Ret: - m_pCurLine = pNextLine; - m_pCurLine->m_iStart = m_iBoundaryStart; - CFX_RTFChar* pTC = GetLastChar(0); - m_dwCharType = pTC == NULL ? 0 : pTC->GetCharType(); - return dwStatus; -} -FX_BOOL CFX_RTFBreak::EndBreak_SplitLine(CFX_RTFLine* pNextLine, - FX_BOOL bAllChars, - FX_DWORD dwStatus) { - FX_BOOL bDone = FALSE; - if (!m_bSingleLine && !m_bOrphanLine && - m_pCurLine->GetLineEnd() > m_iBoundaryEnd + m_iTolerance) { - CFX_RTFChar& tc = m_pCurLine->GetChar(m_pCurLine->CountChars() - 1); - switch (tc.GetCharType()) { - case FX_CHARTYPE_Tab: - if ((m_dwPolicies & FX_RTFBREAKPOLICY_TabBreak) != 0) { - SplitTextLine(m_pCurLine, pNextLine, !m_bPagination && bAllChars); - bDone = TRUE; - } - break; - case FX_CHARTYPE_Control: - break; - case FX_CHARTYPE_Space: - if ((m_dwPolicies & FX_RTFBREAKPOLICY_SpaceBreak) != 0) { - SplitTextLine(m_pCurLine, pNextLine, !m_bPagination && bAllChars); - bDone = TRUE; - } - break; - default: - SplitTextLine(m_pCurLine, pNextLine, !m_bPagination && bAllChars); - bDone = TRUE; - break; - } - } - if (m_bPagination || m_pCurLine->m_iMBCSChars > 0) { - const CFX_RTFChar* pCurChars = m_pCurLine->m_LineChars.GetData(); - const CFX_RTFChar* pTC; - CFX_RTFPieceArray* pCurPieces = &m_pCurLine->m_LinePieces; - CFX_RTFPiece tp; - tp.m_pChars = &m_pCurLine->m_LineChars; - FX_BOOL bNew = TRUE; - FX_DWORD dwIdentity = (FX_DWORD)-1; - int32_t iLast = m_pCurLine->CountChars() - 1, j = 0; - for (int32_t i = 0; i <= iLast;) { - pTC = pCurChars + i; - if (bNew) { - tp.m_iStartChar = i; - tp.m_iStartPos += tp.m_iWidth; - tp.m_iWidth = 0; - tp.m_dwStatus = pTC->m_dwStatus; - tp.m_iFontSize = pTC->m_iFontSize; - tp.m_iFontHeight = pTC->m_iFontHeight; - tp.m_iHorizontalScale = pTC->m_iHorizontalScale; - tp.m_iVerticalScale = pTC->m_iVertialScale; - tp.m_dwLayoutStyles = pTC->m_dwLayoutStyles; - dwIdentity = pTC->m_dwIdentity; - tp.m_dwIdentity = dwIdentity; - tp.m_pUserData = pTC->m_pUserData; - j = i; - bNew = FALSE; - } - if (i == iLast || pTC->m_dwStatus != FX_RTFBREAK_None || - pTC->m_dwIdentity != dwIdentity) { - tp.m_iChars = i - j; - if (pTC->m_dwIdentity == dwIdentity) { - tp.m_dwStatus = pTC->m_dwStatus; - tp.m_iWidth += pTC->m_iCharWidth; - tp.m_iChars += 1; - i++; - } - pCurPieces->Add(tp); - bNew = TRUE; - } else { - tp.m_iWidth += pTC->m_iCharWidth; - i++; - } - } - return TRUE; - } - if (bAllChars && !bDone) { - int32_t iEndPos = m_pCurLine->GetLineEnd(); - GetBreakPos(m_pCurLine->m_LineChars, iEndPos, bAllChars, TRUE); - } - return FALSE; -} -void CFX_RTFBreak::EndBreak_BidiLine(CFX_TPOArray& tpos, FX_DWORD dwStatus) { - FX_TPO tpo; - CFX_RTFPiece tp; - CFX_RTFChar* pTC; - int32_t i, j; - CFX_RTFCharArray& chars = m_pCurLine->m_LineChars; - int32_t iCount = m_pCurLine->CountChars(); - FX_BOOL bDone = (!m_bPagination && !m_bCharCode && - (m_pCurLine->m_iArabicChars > 0 || m_bRTL)); - if (bDone) { - int32_t iBidiNum = 0; - for (i = 0; i < iCount; i++) { - pTC = chars.GetDataPtr(i); - pTC->m_iBidiPos = i; - if (pTC->GetCharType() != FX_CHARTYPE_Control) { - iBidiNum = i; - } - if (i == 0) { - pTC->m_iBidiLevel = 1; - } - } - FX_BidiLine(chars, iBidiNum + 1, m_bRTL ? 1 : 0); - } else { - for (i = 0; i < iCount; i++) { - pTC = chars.GetDataPtr(i); - pTC->m_iBidiLevel = 0; - pTC->m_iBidiPos = 0; - pTC->m_iBidiOrder = 0; - } - } - tp.m_dwStatus = FX_RTFBREAK_PieceBreak; - tp.m_iStartPos = m_pCurLine->m_iStart; - tp.m_pChars = &chars; - CFX_RTFPieceArray* pCurPieces = &m_pCurLine->m_LinePieces; - int32_t iBidiLevel = -1, iCharWidth; - FX_DWORD dwIdentity = (FX_DWORD)-1; - i = j = 0; - while (i < iCount) { - pTC = chars.GetDataPtr(i); - if (iBidiLevel < 0) { - iBidiLevel = pTC->m_iBidiLevel; - iCharWidth = pTC->m_iCharWidth; - if (iCharWidth < 1) { - tp.m_iWidth = 0; - } else { - tp.m_iWidth = iCharWidth; - } - tp.m_iBidiLevel = iBidiLevel; - tp.m_iBidiPos = pTC->m_iBidiOrder; - tp.m_iFontSize = pTC->m_iFontSize; - tp.m_iFontHeight = pTC->m_iFontHeight; - tp.m_iHorizontalScale = pTC->m_iHorizontalScale; - tp.m_iVerticalScale = pTC->m_iVertialScale; - dwIdentity = pTC->m_dwIdentity; - tp.m_dwIdentity = dwIdentity; - tp.m_pUserData = pTC->m_pUserData; - tp.m_dwStatus = FX_RTFBREAK_PieceBreak; - i++; - } else if (iBidiLevel != pTC->m_iBidiLevel || - pTC->m_dwIdentity != dwIdentity) { - tp.m_iChars = i - tp.m_iStartChar; - pCurPieces->Add(tp); - tp.m_iStartPos += tp.m_iWidth; - tp.m_iStartChar = i; - tpo.index = j++; - tpo.pos = tp.m_iBidiPos; - tpos.Add(tpo); - iBidiLevel = -1; - } else { - iCharWidth = pTC->m_iCharWidth; - if (iCharWidth > 0) { - tp.m_iWidth += iCharWidth; - } - i++; - } - } - if (i > tp.m_iStartChar) { - tp.m_dwStatus = dwStatus; - tp.m_iChars = i - tp.m_iStartChar; - pCurPieces->Add(tp); - tpo.index = j; - tpo.pos = tp.m_iBidiPos; - tpos.Add(tpo); - } - if (!m_bCharCode) { - j = tpos.GetSize() - 1; - FX_TEXTLAYOUT_PieceSort(tpos, 0, j); - int32_t iStartPos = m_pCurLine->m_iStart; - for (i = 0; i <= j; i++) { - tpo = tpos.GetAt(i); - CFX_RTFPiece& ttp = pCurPieces->GetAt(tpo.index); - ttp.m_iStartPos = iStartPos; - iStartPos += ttp.m_iWidth; - } - } -} -void CFX_RTFBreak::EndBreak_Alignment(CFX_TPOArray& tpos, - FX_BOOL bAllChars, - FX_DWORD dwStatus) { - CFX_RTFPieceArray* pCurPieces = &m_pCurLine->m_LinePieces; - int32_t iNetWidth = m_pCurLine->m_iWidth, iGapChars = 0, iCharWidth; - int32_t iCount = pCurPieces->GetSize(); - FX_BOOL bFind = FALSE; - FX_DWORD dwCharType; - int32_t i, j; - FX_TPO tpo; - for (i = iCount - 1; i > -1; i--) { - tpo = tpos.GetAt(i); - CFX_RTFPiece& ttp = pCurPieces->GetAt(tpo.index); - if (!bFind) { - iNetWidth = ttp.GetEndPos(); - } - FX_BOOL bArabic = FX_IsOdd(ttp.m_iBidiLevel); - j = bArabic ? 0 : ttp.m_iChars - 1; - while (j > -1 && j < ttp.m_iChars) { - const CFX_RTFChar& tc = ttp.GetChar(j); - if (tc.m_nBreakType == FX_LBT_DIRECT_BRK) { - iGapChars++; - } - if (!bFind || !bAllChars) { - dwCharType = tc.GetCharType(); - if (dwCharType == FX_CHARTYPE_Space || - dwCharType == FX_CHARTYPE_Control) { - if (!bFind) { - iCharWidth = tc.m_iCharWidth; - if (bAllChars && iCharWidth > 0) { - iNetWidth -= iCharWidth; - } - } - } else { - bFind = TRUE; - if (!bAllChars) { - break; - } - } - } - j += bArabic ? 1 : -1; - } - if (!bAllChars && bFind) { - break; - } - } - int32_t iOffset = m_iBoundaryEnd - iNetWidth; - int32_t iLowerAlignment = (m_iAlignment & FX_RTFLINEALIGNMENT_LowerMask); - int32_t iHigherAlignment = (m_iAlignment & FX_RTFLINEALIGNMENT_HigherMask); - if (iGapChars > 0 && (iHigherAlignment == FX_RTFLINEALIGNMENT_Distributed || - (iHigherAlignment == FX_RTFLINEALIGNMENT_Justified && - dwStatus != FX_RTFBREAK_ParagraphBreak))) { - int32_t iStart = -1; - for (i = 0; i < iCount; i++) { - tpo = tpos.GetAt(i); - CFX_RTFPiece& ttp = pCurPieces->GetAt(tpo.index); - if (iStart < 0) { - iStart = ttp.m_iStartPos; - } else { - ttp.m_iStartPos = iStart; - } - int32_t k; - for (j = 0; j < ttp.m_iChars; j++) { - CFX_RTFChar& tc = ttp.GetChar(j); - if (tc.m_nBreakType != FX_LBT_DIRECT_BRK || tc.m_iCharWidth < 0) { - continue; - } - k = iOffset / iGapChars; - tc.m_iCharWidth += k; - ttp.m_iWidth += k; - iOffset -= k; - iGapChars--; - if (iGapChars < 1) { - break; - } - } - iStart += ttp.m_iWidth; - } - } else if (iLowerAlignment > FX_RTFLINEALIGNMENT_Left) { - if (iLowerAlignment == FX_RTFLINEALIGNMENT_Center) { - iOffset /= 2; - } - if (iOffset > 0) { - for (i = 0; i < iCount; i++) { - CFX_RTFPiece& ttp = pCurPieces->GetAt(i); - ttp.m_iStartPos += iOffset; - } - } - } -} -int32_t CFX_RTFBreak::GetBreakPos(CFX_RTFCharArray& tca, - int32_t& iEndPos, - FX_BOOL bAllChars, - FX_BOOL bOnlyBrk) { - int32_t iLength = tca.GetSize() - 1; - if (iLength < 1) { - return iLength; - } - int32_t iBreak = -1, iBreakPos = -1, iIndirect = -1, iIndirectPos = -1, - iLast = -1, iLastPos = -1; - if (m_bSingleLine || m_bOrphanLine || iEndPos <= m_iBoundaryEnd) { - if (!bAllChars || m_bCharCode) { - return iLength; - } - iBreak = iLength; - iBreakPos = iEndPos; - } - CFX_RTFChar* pCharArray = tca.GetData(); - if (m_bCharCode) { - const CFX_RTFChar* pChar; - int32_t iCharWidth; - while (iLength > 0) { - if (iEndPos <= m_iBoundaryEnd) { - break; - } - pChar = pCharArray + iLength--; - iCharWidth = pChar->m_iCharWidth; - if (iCharWidth > 0) { - iEndPos -= iCharWidth; - } - } - return iLength; - } - FX_BOOL bSpaceBreak = (m_dwPolicies & FX_RTFBREAKPOLICY_SpaceBreak) != 0; - FX_BOOL bTabBreak = (m_dwPolicies & FX_RTFBREAKPOLICY_TabBreak) != 0; - FX_BOOL bNumberBreak = (m_dwPolicies & FX_RTFBREAKPOLICY_NumberBreak) != 0; - FX_BOOL bInfixBreak = (m_dwPolicies & FX_RTFBREAKPOLICY_InfixBreak) != 0; - FX_LINEBREAKTYPE eType; - FX_DWORD nCodeProp, nCur, nNext; - CFX_RTFChar* pCur = pCharArray + iLength--; - if (bAllChars) { - pCur->m_nBreakType = FX_LBT_UNKNOWN; - } - nCodeProp = pCur->m_dwCharProps; - nNext = nCodeProp & 0x003F; - int32_t iCharWidth = pCur->m_iCharWidth; - if (iCharWidth > 0) { - iEndPos -= iCharWidth; - } - while (iLength >= 0) { - pCur = pCharArray + iLength; - nCodeProp = pCur->m_dwCharProps; - nCur = nCodeProp & 0x003F; - FX_BOOL bNeedBreak = FALSE; - if (nCur == FX_CBP_SP) { - bNeedBreak = !bSpaceBreak; - if (nNext == FX_CBP_SP) { - eType = bSpaceBreak ? FX_LBT_DIRECT_BRK : FX_LBT_PROHIBITED_BRK; - } else { - eType = *((const FX_LINEBREAKTYPE*)gs_FX_LineBreak_PairTable + - (nCur << 5) + nNext); - } - } else if (nCur == FX_CBP_TB) { - bNeedBreak = !bTabBreak; - if (nNext == FX_CBP_TB) { - eType = bTabBreak ? FX_LBT_DIRECT_BRK : FX_LBT_PROHIBITED_BRK; - } else { - eType = *((const FX_LINEBREAKTYPE*)gs_FX_LineBreak_PairTable + - (nCur << 5) + nNext); - } - } else if (bNumberBreak && nCur == FX_CBP_NU && nNext == FX_CBP_NU) { - eType = FX_LBT_DIRECT_BRK; - } else if (bInfixBreak && nCur == FX_CBP_IS && nNext == FX_CBP_IS) { - eType = FX_LBT_DIRECT_BRK; - } else { - if (nNext == FX_CBP_SP) { - eType = FX_LBT_PROHIBITED_BRK; - } else { - eType = *((const FX_LINEBREAKTYPE*)gs_FX_LineBreak_PairTable + - (nCur << 5) + nNext); - } - } - if (bAllChars) { - pCur->m_nBreakType = eType; - } - if (!bOnlyBrk) { - iCharWidth = pCur->m_iCharWidth; - FX_BOOL bBreak = FALSE; - if (nCur == FX_CBP_TB && bTabBreak) { - bBreak = iCharWidth > 0 && iEndPos - iCharWidth <= m_iBoundaryEnd; - } else { - bBreak = iEndPos <= m_iBoundaryEnd; - } - if (m_bSingleLine || m_bOrphanLine || bBreak || bNeedBreak) { - if (eType == FX_LBT_DIRECT_BRK && iBreak < 0) { - iBreak = iLength; - iBreakPos = iEndPos; - if (!bAllChars) { - return iLength; - } - } else if (eType == FX_LBT_INDIRECT_BRK && iIndirect < 0) { - iIndirect = iLength; - iIndirectPos = iEndPos; - } - if (iLast < 0) { - iLast = iLength; - iLastPos = iEndPos; - } - } - if (iCharWidth > 0) { - iEndPos -= iCharWidth; - } - } - nNext = nCodeProp & 0x003F; - iLength--; - } - if (bOnlyBrk) { - return 0; - } - if (iBreak > -1) { - iEndPos = iBreakPos; - return iBreak; - } - if (iIndirect > -1) { - iEndPos = iIndirectPos; - return iIndirect; - } - if (iLast > -1) { - iEndPos = iLastPos; - return iLast; - } - return 0; -} -void CFX_RTFBreak::SplitTextLine(CFX_RTFLine* pCurLine, - CFX_RTFLine* pNextLine, - FX_BOOL bAllChars) { - FXSYS_assert(pCurLine != NULL && pNextLine != NULL); - int32_t iCount = pCurLine->CountChars(); - if (iCount < 2) { - return; - } - int32_t iEndPos = pCurLine->GetLineEnd(); - CFX_RTFCharArray& curChars = pCurLine->m_LineChars; - int32_t iCharPos = GetBreakPos(curChars, iEndPos, bAllChars, FALSE); - if (iCharPos < 0) { - iCharPos = 0; - } - iCharPos++; - if (iCharPos >= iCount) { - pNextLine->RemoveAll(TRUE); - CFX_Char* pTC = curChars.GetDataPtr(iCharPos - 1); - pTC->m_nBreakType = FX_LBT_UNKNOWN; - return; - } - CFX_RTFCharArray& nextChars = pNextLine->m_LineChars; - int cur_size = curChars.GetSize(); - nextChars.SetSize(cur_size - iCharPos); - FXSYS_memcpy(nextChars.GetData(), curChars.GetDataPtr(iCharPos), - (cur_size - iCharPos) * sizeof(CFX_RTFChar)); - iCount -= iCharPos; - cur_size = curChars.GetSize(); - curChars.RemoveAt(cur_size - iCount, iCount); - pNextLine->m_iStart = pCurLine->m_iStart; - pNextLine->m_iWidth = pCurLine->GetLineEnd() - iEndPos; - pCurLine->m_iWidth = iEndPos; - CFX_RTFChar* tc = curChars.GetDataPtr(iCharPos - 1); - tc->m_nBreakType = FX_LBT_UNKNOWN; - iCount = nextChars.GetSize(); - CFX_RTFChar* pNextChars = nextChars.GetData(); - for (int32_t i = 0; i < iCount; i++) { - CFX_RTFChar* tc = pNextChars + i; - if (tc->GetCharType() >= FX_CHARTYPE_ArabicAlef) { - pCurLine->m_iArabicChars--; - pNextLine->m_iArabicChars++; - } - if (tc->m_dwLayoutStyles & FX_RTFLAYOUTSTYLE_MBCSCode) { - pCurLine->m_iMBCSChars--; - pNextLine->m_iMBCSChars++; - } - tc->m_dwStatus = 0; - } -} -int32_t CFX_RTFBreak::CountBreakPieces() const { - CFX_RTFPieceArray* pRTFPieces = GetRTFPieces(TRUE); - if (pRTFPieces == NULL) { - return 0; - } - return pRTFPieces->GetSize(); -} -const CFX_RTFPiece* CFX_RTFBreak::GetBreakPiece(int32_t index) const { - CFX_RTFPieceArray* pRTFPieces = GetRTFPieces(TRUE); - if (pRTFPieces == NULL) { - return NULL; - } - if (index < 0 || index >= pRTFPieces->GetSize()) { - return NULL; - } - return pRTFPieces->GetPtrAt(index); -} -void CFX_RTFBreak::GetLineRect(CFX_RectF& rect) const { - rect.top = 0; - CFX_RTFLine* pRTFLine = GetRTFLine(TRUE); - if (pRTFLine == NULL) { - rect.left = ((FX_FLOAT)m_iBoundaryStart) / 20000.0f; - rect.width = rect.height = 0; - return; - } - rect.left = ((FX_FLOAT)pRTFLine->m_iStart) / 20000.0f; - rect.width = ((FX_FLOAT)pRTFLine->m_iWidth) / 20000.0f; - CFX_RTFPieceArray& rtfPieces = pRTFLine->m_LinePieces; - int32_t iCount = rtfPieces.GetSize(); - if (iCount < 1) { - rect.width = 0; - return; - } - CFX_RTFPiece* pBreakPiece; - int32_t iLineHeight = 0, iMax; - for (int32_t i = 0; i < iCount; i++) { - pBreakPiece = rtfPieces.GetPtrAt(i); - int32_t iFontHeight = FXSYS_round(pBreakPiece->m_iFontHeight * - pBreakPiece->m_iVerticalScale / 100.0f); - iMax = std::max(pBreakPiece->m_iFontSize, iFontHeight); - if (i == 0) { - iLineHeight = iMax; - } else if (iLineHeight < iMax) { - iLineHeight = iMax; - } - } - rect.height = ((FX_FLOAT)iLineHeight) / 20.0f; -} -void CFX_RTFBreak::ClearBreakPieces() { - CFX_RTFLine* pRTFLine = GetRTFLine(TRUE); - if (pRTFLine != NULL) { - pRTFLine->RemoveAll(TRUE); - } - m_iReady = 0; -} -void CFX_RTFBreak::Reset() { - m_dwCharType = 0; - m_RTFLine1.RemoveAll(TRUE); - m_RTFLine2.RemoveAll(TRUE); -} -int32_t CFX_RTFBreak::GetDisplayPos(const FX_RTFTEXTOBJ* pText, - FXTEXT_CHARPOS* pCharPos, - FX_BOOL bCharCode, - CFX_WideString* pWSForms, - FX_AdjustCharDisplayPos pAdjustPos) const { - if (pText == NULL || pText->iLength < 1) { - return 0; - } - FXSYS_assert(pText->pStr != NULL && pText->pWidths != NULL && - pText->pFont != NULL && pText->pRect != NULL); - const FX_WCHAR* pStr = pText->pStr; - int32_t* pWidths = pText->pWidths; - int32_t iLength = pText->iLength - 1; - IFX_Font* pFont = pText->pFont; - FX_DWORD dwStyles = pText->dwLayoutStyles; - CFX_RectF rtText(*pText->pRect); - FX_BOOL bRTLPiece = FX_IsOdd(pText->iBidiLevel); - FX_FLOAT fFontSize = pText->fFontSize; - int32_t iFontSize = FXSYS_round(fFontSize * 20.0f); - int32_t iAscent = pFont->GetAscent(); - int32_t iDescent = pFont->GetDescent(); - int32_t iMaxHeight = iAscent - iDescent; - FX_FLOAT fFontHeight = fFontSize; - FX_FLOAT fAscent = fFontHeight * (FX_FLOAT)iAscent / (FX_FLOAT)iMaxHeight; - FX_FLOAT fDescent = fFontHeight * (FX_FLOAT)iDescent / (FX_FLOAT)iMaxHeight; - FX_BOOL bVerticalDoc = (dwStyles & FX_RTFLAYOUTSTYLE_VerticalLayout) != 0; - FX_BOOL bVerticalChar = (dwStyles & FX_RTFLAYOUTSTYLE_VerticalChars) != 0; - FX_BOOL bArabicNumber = (dwStyles & FX_RTFLAYOUTSTYLE_ArabicNumber) != 0; - FX_BOOL bMBCSCode = (dwStyles & FX_RTFLAYOUTSTYLE_MBCSCode) != 0; - int32_t iRotation = GetLineRotation(dwStyles) + pText->iCharRotation; - int32_t iCharRotation; - FX_WCHAR wch, wPrev = 0xFEFF, wNext, wForm; - int32_t iWidth, iCharWidth, iCharHeight; - FX_FLOAT fX, fY, fCharWidth, fCharHeight; - int32_t iHorScale = pText->iHorizontalScale; - int32_t iVerScale = pText->iVerticalScale; - FX_BOOL bEmptyChar; - FX_DWORD dwProps, dwCharType; - fX = rtText.left; - fY = rtText.top; - if (bVerticalDoc) { - fX += (rtText.width - fFontSize) / 2.0f; - if (bRTLPiece) { - fY = rtText.bottom(); - } - } else { - if (bRTLPiece) { - fX = rtText.right(); - } - fY += fAscent; - } - int32_t iCount = 0; - for (int32_t i = 0; i <= iLength; i++) { - wch = *pStr++; - iWidth = *pWidths++; - if (!bMBCSCode) { - dwProps = FX_GetUnicodeProperties(wch); - dwCharType = (dwProps & FX_CHARTYPEBITSMASK); - if (dwCharType == FX_CHARTYPE_ArabicAlef && iWidth == 0) { - wPrev = 0xFEFF; - continue; - } - } else { - dwProps = 0; - dwCharType = 0; - } - if (iWidth != 0) { - iCharWidth = iWidth; - if (iCharWidth < 0) { - iCharWidth = -iCharWidth; - } - if (!bMBCSCode) { - bEmptyChar = (dwCharType >= FX_CHARTYPE_Tab && - dwCharType <= FX_CHARTYPE_Control); - } else { - bEmptyChar = FALSE; - } - if (!bEmptyChar) { - iCount++; - } - if (pCharPos != NULL) { - iCharWidth /= iFontSize; - wForm = wch; - if (!bMBCSCode) { - if (dwCharType >= FX_CHARTYPE_ArabicAlef) { - if (i < iLength) { - wNext = *pStr; - if (*pWidths < 0) { - if (i + 1 < iLength) { - wNext = pStr[1]; - } - } - } else { - wNext = 0xFEFF; - } - wForm = m_pArabicChar->GetFormChar(wch, wPrev, wNext); - } else if (bRTLPiece || bVerticalChar) { - wForm = FX_GetMirrorChar(wch, dwProps, bRTLPiece, bVerticalChar); - } else if (dwCharType == FX_CHARTYPE_Numeric && bArabicNumber) { - wForm = wch + 0x0630; - } - dwProps = FX_GetUnicodeProperties(wForm); - } - iCharRotation = iRotation; - if (!bMBCSCode && bVerticalChar && (dwProps & 0x8000) != 0) { - iCharRotation++; - iCharRotation %= 4; - } - if (!bEmptyChar) { - if (bCharCode) { - pCharPos->m_GlyphIndex = wch; - } else { - pCharPos->m_GlyphIndex = pFont->GetGlyphIndex(wForm, bMBCSCode); - if (pCharPos->m_GlyphIndex == 0xFFFF) { - pCharPos->m_GlyphIndex = pFont->GetGlyphIndex(wch, bMBCSCode); - } - } - pCharPos->m_ExtGID = pCharPos->m_GlyphIndex; - pCharPos->m_FontCharWidth = iCharWidth; - if (pWSForms) { - *pWSForms += wForm; - } - } - if (bVerticalDoc) { - iCharHeight = iCharWidth; - iCharWidth = 1000; - } else { - iCharHeight = 1000; - } - fCharWidth = fFontSize * iCharWidth / 1000.0f; - fCharHeight = fFontSize * iCharHeight / 1000.0f; - if (!bMBCSCode && bRTLPiece && dwCharType != FX_CHARTYPE_Combination) { - if (bVerticalDoc) { - fY -= fCharHeight; - } else { - fX -= fCharWidth; - } - } - if (!bEmptyChar) { - CFX_PointF ptOffset; - FX_BOOL bAdjusted = FALSE; - if (pAdjustPos) { - bAdjusted = pAdjustPos(wForm, bMBCSCode, pFont, fFontSize, - bVerticalChar, ptOffset); - } - if (!pAdjustPos && bVerticalChar && (dwProps & 0x00010000) != 0) { - CFX_Rect rtBBox; - rtBBox.Reset(); - if (pFont->GetCharBBox(wForm, rtBBox, bMBCSCode)) { - ptOffset.x = fFontSize * (850 - rtBBox.right()) / 1000.0f; - ptOffset.y = fFontSize * (1000 - rtBBox.height) / 2000.0f; - } - } - pCharPos->m_OriginX = fX + ptOffset.x; - pCharPos->m_OriginY = fY - ptOffset.y; - } - if (!bRTLPiece && dwCharType != FX_CHARTYPE_Combination) { - if (bVerticalDoc) { - fY += fCharHeight; - } else { - fX += fCharWidth; - } - } - if (!bEmptyChar) { - pCharPos->m_bGlyphAdjust = TRUE; - if (bVerticalDoc) { - if (iCharRotation == 0) { - pCharPos->m_AdjustMatrix[0] = -1; - pCharPos->m_AdjustMatrix[1] = 0; - pCharPos->m_AdjustMatrix[2] = 0; - pCharPos->m_AdjustMatrix[3] = 1; - pCharPos->m_OriginY += fAscent * iVerScale / 100.0f; - } else if (iCharRotation == 1) { - pCharPos->m_AdjustMatrix[0] = 0; - pCharPos->m_AdjustMatrix[1] = -1; - pCharPos->m_AdjustMatrix[2] = -1; - pCharPos->m_AdjustMatrix[3] = 0; - pCharPos->m_OriginX -= - fDescent + fAscent * iVerScale / 100.0f - fAscent; - } else if (iCharRotation == 2) { - pCharPos->m_AdjustMatrix[0] = 1; - pCharPos->m_AdjustMatrix[1] = 0; - pCharPos->m_AdjustMatrix[2] = 0; - pCharPos->m_AdjustMatrix[3] = -1; - pCharPos->m_OriginX += fCharWidth; - pCharPos->m_OriginY += fAscent; - } else { - pCharPos->m_AdjustMatrix[0] = 0; - pCharPos->m_AdjustMatrix[1] = 1; - pCharPos->m_AdjustMatrix[2] = 1; - pCharPos->m_AdjustMatrix[3] = 0; - pCharPos->m_OriginX += fAscent; - pCharPos->m_OriginY += fCharWidth; - } - } else { - if (iCharRotation == 0) { - pCharPos->m_AdjustMatrix[0] = -1; - pCharPos->m_AdjustMatrix[1] = 0; - pCharPos->m_AdjustMatrix[2] = 0; - pCharPos->m_AdjustMatrix[3] = 1; - pCharPos->m_OriginY += fAscent * iVerScale / 100.0f - fAscent; - } else if (iCharRotation == 1) { - pCharPos->m_AdjustMatrix[0] = 0; - pCharPos->m_AdjustMatrix[1] = -1; - pCharPos->m_AdjustMatrix[2] = -1; - pCharPos->m_AdjustMatrix[3] = 0; - pCharPos->m_OriginX -= fDescent; - pCharPos->m_OriginY -= fAscent + fDescent; - } else if (iCharRotation == 2) { - pCharPos->m_AdjustMatrix[0] = 1; - pCharPos->m_AdjustMatrix[1] = 0; - pCharPos->m_AdjustMatrix[2] = 0; - pCharPos->m_AdjustMatrix[3] = -1; - pCharPos->m_OriginX += fCharWidth; - pCharPos->m_OriginY -= fAscent; - } else { - pCharPos->m_AdjustMatrix[0] = 0; - pCharPos->m_AdjustMatrix[1] = 1; - pCharPos->m_AdjustMatrix[2] = 1; - pCharPos->m_AdjustMatrix[3] = 0; - pCharPos->m_OriginX += fAscent * iVerScale / 100.0f; - } - } - if (iHorScale != 100 || iVerScale != 100) { - pCharPos->m_AdjustMatrix[0] = - pCharPos->m_AdjustMatrix[0] * iHorScale / 100.0f; - pCharPos->m_AdjustMatrix[1] = - pCharPos->m_AdjustMatrix[1] * iHorScale / 100.0f; - pCharPos->m_AdjustMatrix[2] = - pCharPos->m_AdjustMatrix[2] * iVerScale / 100.0f; - pCharPos->m_AdjustMatrix[3] = - pCharPos->m_AdjustMatrix[3] * iVerScale / 100.0f; - } - pCharPos++; - } - } - } - if (iWidth > 0) { - wPrev = wch; - } - } - return iCount; -} -int32_t CFX_RTFBreak::GetCharRects(const FX_RTFTEXTOBJ* pText, - CFX_RectFArray& rtArray, - FX_BOOL bCharBBox) const { - if (pText == NULL || pText->iLength < 1) { - return 0; - } - FXSYS_assert(pText->pStr != NULL && pText->pWidths != NULL && - pText->pFont != NULL && pText->pRect != NULL); - const FX_WCHAR* pStr = pText->pStr; - int32_t* pWidths = pText->pWidths; - int32_t iLength = pText->iLength; - CFX_RectF rect(*pText->pRect); - FX_BOOL bRTLPiece = FX_IsOdd(pText->iBidiLevel); - FX_FLOAT fFontSize = pText->fFontSize; - int32_t iFontSize = FXSYS_round(fFontSize * 20.0f); - FX_FLOAT fScale = fFontSize / 1000.0f; - IFX_Font* pFont = pText->pFont; - if (pFont == NULL) { - bCharBBox = FALSE; - } - CFX_Rect bbox; - bbox.Set(0, 0, 0, 0); - if (bCharBBox) { - bCharBBox = pFont->GetBBox(bbox); - } - FX_FLOAT fLeft = std::max(0.0f, bbox.left * fScale); - FX_FLOAT fHeight = FXSYS_fabs(bbox.height * fScale); - rtArray.RemoveAll(); - rtArray.SetSize(iLength); - FX_DWORD dwStyles = pText->dwLayoutStyles; - FX_BOOL bVertical = (dwStyles & FX_RTFLAYOUTSTYLE_VerticalLayout) != 0; - FX_BOOL bSingleLine = (dwStyles & FX_RTFLAYOUTSTYLE_SingleLine) != 0; - FX_BOOL bCombText = (dwStyles & FX_TXTLAYOUTSTYLE_CombText) != 0; - FX_WCHAR wch, wLineBreakChar = pText->wLineBreakChar; - int32_t iCharSize; - FX_FLOAT fCharSize, fStart; - if (bVertical) { - fStart = bRTLPiece ? rect.bottom() : rect.top; - } else { - fStart = bRTLPiece ? rect.right() : rect.left; - } - for (int32_t i = 0; i < iLength; i++) { - wch = *pStr++; - iCharSize = *pWidths++; - fCharSize = (FX_FLOAT)iCharSize / 20000.0f; - FX_BOOL bRet = (!bSingleLine && FX_IsCtrlCode(wch)); - if (!(wch == L'\v' || wch == L'\f' || wch == 0x2028 || wch == 0x2029 || - (wLineBreakChar != 0xFEFF && wch == wLineBreakChar))) { - bRet = FALSE; - } - if (bRet) { - iCharSize = iFontSize * 500; - fCharSize = fFontSize / 2.0f; - } - if (bVertical) { - rect.top = fStart; - if (bRTLPiece) { - rect.top -= fCharSize; - fStart -= fCharSize; - } else { - fStart += fCharSize; - } - rect.height = fCharSize; - } else { - rect.left = fStart; - if (bRTLPiece) { - rect.left -= fCharSize; - fStart -= fCharSize; - } else { - fStart += fCharSize; - } - rect.width = fCharSize; - } - if (bCharBBox && !bRet) { - int32_t iCharWidth = 1000; - pFont->GetCharWidth(wch, iCharWidth); - FX_FLOAT fRTLeft = 0, fCharWidth = 0; - if (iCharWidth > 0) { - fCharWidth = iCharWidth * fScale; - fRTLeft = fLeft; - if (bCombText) { - fRTLeft = (rect.width - fCharWidth) / 2.0f; - } - } - CFX_RectF rtBBoxF; - if (bVertical) { - rtBBoxF.top = rect.left + fRTLeft; - rtBBoxF.left = rect.top + (rect.height - fHeight) / 2.0f; - rtBBoxF.height = fCharWidth; - rtBBoxF.width = fHeight; - rtBBoxF.left = std::max(rtBBoxF.left, 0.0f); - } else { - rtBBoxF.left = rect.left + fRTLeft; - rtBBoxF.top = rect.top + (rect.height - fHeight) / 2.0f; - rtBBoxF.width = fCharWidth; - rtBBoxF.height = fHeight; - rtBBoxF.top = std::max(rtBBoxF.top, 0.0f); - } - rtArray.SetAt(i, rtBBoxF); - continue; - } - rtArray.SetAt(i, rect); - } - return iLength; -} |