diff options
Diffstat (limited to 'xfa/src/fgas/src/layout/fx_rtfbreak.cpp')
-rw-r--r-- | xfa/src/fgas/src/layout/fx_rtfbreak.cpp | 3050 |
1 files changed, 1525 insertions, 1525 deletions
diff --git a/xfa/src/fgas/src/layout/fx_rtfbreak.cpp b/xfa/src/fgas/src/layout/fx_rtfbreak.cpp index 649d9bac37..8b28395119 100644 --- a/xfa/src/fgas/src/layout/fx_rtfbreak.cpp +++ b/xfa/src/fgas/src/layout/fx_rtfbreak.cpp @@ -1,1525 +1,1525 @@ -// 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 <algorithm>
-
-#include "xfa/src/fgas/include/fx_lbk.h"
-#include "xfa/src/fgas/src/fgas_base.h"
-#include "xfa/src/fgas/src/layout/fx_unicode.h"
-#include "xfa/src/fgas/src/layout/fx_rtfbreak.h"
-
-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))
- if (!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(FX_LPCRTFTEXTOBJ 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;
- ptOffset.Reset();
- 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(FX_LPCRTFTEXTOBJ 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;
-}
+// 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 <algorithm> + +#include "xfa/src/fgas/include/fx_lbk.h" +#include "xfa/src/fgas/src/fgas_base.h" +#include "xfa/src/fgas/src/layout/fx_unicode.h" +#include "xfa/src/fgas/src/layout/fx_rtfbreak.h" + +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)) + if (!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(FX_LPCRTFTEXTOBJ 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; + ptOffset.Reset(); + 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(FX_LPCRTFTEXTOBJ 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; +} |