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Unified Diff: xfa/src/fgas/layout/fgas_rtfbreak.cpp

Issue 1803723002: Move xfa/src up to xfa/. (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@master
Patch Set: Rebase to master Created 4 years, 9 months ago
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Index: xfa/src/fgas/layout/fgas_rtfbreak.cpp
diff --git a/xfa/src/fgas/layout/fgas_rtfbreak.cpp b/xfa/src/fgas/layout/fgas_rtfbreak.cpp
deleted file mode 100644
index 7e4ab4c08c299cc5fc1e52e3fa0bb0d9cc59ea90..0000000000000000000000000000000000000000
--- 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;
-}
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