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path: root/xfa/fde/cfde_textout.cpp
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Diffstat (limited to 'xfa/fde/cfde_textout.cpp')
-rw-r--r--xfa/fde/cfde_textout.cpp183
1 files changed, 8 insertions, 175 deletions
diff --git a/xfa/fde/cfde_textout.cpp b/xfa/fde/cfde_textout.cpp
index e796bdcdb3..769a8c4ce5 100644
--- a/xfa/fde/cfde_textout.cpp
+++ b/xfa/fde/cfde_textout.cpp
@@ -36,8 +36,6 @@ CFDE_TextOut::CFDE_TextOut()
m_TxtColor(0xFF000000),
m_dwStyles(0),
m_dwTxtBkStyles(0),
- m_bElliChanged(false),
- m_iEllipsisWidth(0),
m_ttoLines(5),
m_iCurLine(0),
m_iCurPiece(0),
@@ -79,11 +77,6 @@ void CFDE_TextOut::SetTabWidth(float fTabWidth) {
m_pTxtBreak->SetTabWidth(fTabWidth);
}
-void CFDE_TextOut::SetEllipsisString(const CFX_WideString& wsEllipsis) {
- m_bElliChanged = true;
- m_wsEllipsis = wsEllipsis;
-}
-
void CFDE_TextOut::SetParagraphBreakChar(wchar_t wch) {
m_wParagraphBkChar = wch;
m_pTxtBreak->SetParagraphBreakChar(wch);
@@ -179,7 +172,6 @@ void CFDE_TextOut::CalcTextSize(const wchar_t* pwsStr,
SetLineWidth(rect);
m_iTotalLines = 0;
const wchar_t* pStr = pwsStr;
- bool bHotKey = !!(m_dwStyles & FDE_TTOSTYLE_HotKey);
float fWidth = 0.0f;
float fHeight = 0.0f;
float fStartPos = rect.right();
@@ -193,10 +185,6 @@ void CFDE_TextOut::CalcTextSize(const wchar_t* pwsStr,
wBreak = wch;
m_pTxtBreak->SetParagraphBreakChar(wch);
}
- if (bHotKey && wch == L'&' && wPreChar != L'&') {
- wPreChar = wch;
- continue;
- }
dwBreakStatus = m_pTxtBreak->AppendChar(wch);
if (!CFX_BreakTypeNoneOrPiece(dwBreakStatus))
RetrieveLineWidth(dwBreakStatus, fStartPos, fWidth, fHeight);
@@ -328,88 +316,25 @@ void CFDE_TextOut::DrawText(const wchar_t* pwsStr,
m_ttoLines.clear();
m_wsText.clear();
LoadText(pwsStr, iLength, rect);
- if (m_dwStyles & FDE_TTOSTYLE_Ellipsis) {
- ReplaceWidthEllipsis();
- }
Reload(rect);
DoAlignment(rect);
OnDraw(rtClip);
}
-void CFDE_TextOut::ExpandBuffer(int32_t iSize, int32_t iType) {
- ASSERT(iSize >= 0);
- size_t size = iSize;
- switch (iType) {
- case 0:
- if (m_CharWidths.size() < size)
- m_CharWidths.resize(size, 0);
- break;
- case 1:
- if (m_EllCharWidths.size() < size)
- m_EllCharWidths.resize(size, 0);
- break;
- case 2:
- if (m_CharPos.size() < size)
- m_CharPos.resize(size, FXTEXT_CHARPOS());
- break;
- }
-}
-
-void CFDE_TextOut::LoadEllipsis() {
- if (!m_bElliChanged) {
- return;
- }
- m_bElliChanged = false;
- m_iEllipsisWidth = 0;
- int32_t iLength = m_wsEllipsis.GetLength();
- if (iLength < 1) {
- return;
- }
- ExpandBuffer(iLength, 1);
- const wchar_t* pStr = m_wsEllipsis.c_str();
- CFX_BreakType dwBreakStatus;
- wchar_t wch;
- while (iLength-- > 0) {
- wch = *pStr++;
- dwBreakStatus = m_pTxtBreak->AppendChar(wch);
- if (!CFX_BreakTypeNoneOrPiece(dwBreakStatus))
- RetrieveEllPieces(&m_EllCharWidths);
- }
- dwBreakStatus = m_pTxtBreak->EndBreak(CFX_BreakType::Paragraph);
- if (!CFX_BreakTypeNoneOrPiece(dwBreakStatus))
- RetrieveEllPieces(&m_EllCharWidths);
-
- m_pTxtBreak->Reset();
-}
-
-void CFDE_TextOut::RetrieveEllPieces(std::vector<int32_t>* pCharWidths) {
- int32_t iCount = m_pTxtBreak->CountBreakPieces();
- int32_t iCharIndex = 0;
- for (int32_t i = 0; i < iCount; i++) {
- const CFX_BreakPiece* pPiece = m_pTxtBreak->GetBreakPieceUnstable(i);
- int32_t iPieceChars = pPiece->GetLength();
- for (int32_t j = 0; j < iPieceChars; j++) {
- (*pCharWidths)[iCharIndex] =
- std::max(pPiece->GetChar(j)->m_iCharWidth, 0);
- m_iEllipsisWidth += (*pCharWidths)[iCharIndex];
- iCharIndex++;
- }
- }
- m_pTxtBreak->ClearBreakPieces();
-}
-
void CFDE_TextOut::LoadText(const wchar_t* pwsStr,
int32_t iLength,
const CFX_RectF& rect) {
wchar_t* pStr = m_wsText.GetBuffer(iLength);
int32_t iTxtLength = iLength;
- ExpandBuffer(iTxtLength, 0);
- bool bHotKey = !!(m_dwStyles & FDE_TTOSTYLE_HotKey);
+
+ ASSERT(iTxtLength >= 0);
+ if (pdfium::CollectionSize<int32_t>(m_CharWidths) < iTxtLength)
+ m_CharWidths.resize(iTxtLength, 0);
+
bool bLineWrap = !!(m_dwStyles & FDE_TTOSTYLE_LineWrap);
float fLineStep = (m_fLineSpace > m_fFontSize) ? m_fLineSpace : m_fFontSize;
float fLineStop = rect.bottom();
m_fLinePos = rect.top;
- m_HotKeys.clear();
int32_t iStartChar = 0;
int32_t iChars = 0;
int32_t iPieceWidths = 0;
@@ -418,11 +343,6 @@ void CFDE_TextOut::LoadText(const wchar_t* pwsStr,
bool bRet = false;
while (iTxtLength-- > 0) {
wch = *pwsStr++;
- if (bHotKey && wch == L'&' && *(pStr - 1) != L'&') {
- if (iTxtLength > 0)
- m_HotKeys.push_back(iChars);
- continue;
- }
*pStr++ = wch;
iChars++;
dwBreakStatus = m_pTxtBreak->AppendChar(wch);
@@ -534,47 +454,6 @@ void CFDE_TextOut::AppendPiece(const FDE_TTOPIECE& ttoPiece,
m_iCurPiece = 0;
}
-void CFDE_TextOut::ReplaceWidthEllipsis() {
- LoadEllipsis();
- int32_t iLength = m_wsEllipsis.GetLength();
- if (iLength < 1)
- return;
-
- for (auto& line : m_ttoLines) {
- if (!line.GetNewReload())
- continue;
-
- int32_t iEllipsisCharIndex = iLength - 1;
- int32_t iCharWidth = 0;
- int32_t iCharCount = 0;
- int32_t iPiece = line.GetSize();
- while (iPiece-- > 0) {
- FDE_TTOPIECE* pPiece = line.GetPtrAt(iPiece);
- if (!pPiece)
- break;
-
- for (int32_t j = pPiece->iChars - 1; j >= 0; j--) {
- if (iEllipsisCharIndex < 0)
- break;
-
- int32_t index = pPiece->iStartChar + j;
- iCharWidth += m_CharWidths[index];
- iCharCount++;
- if (iCharCount <= iLength) {
- m_wsText.SetAt(index, m_wsEllipsis.GetAt(iEllipsisCharIndex));
- m_CharWidths[index] = m_EllCharWidths[iEllipsisCharIndex];
- } else if (iCharWidth <= m_iEllipsisWidth) {
- m_wsText.SetAt(index, 0);
- m_CharWidths[index] = 0;
- }
- iEllipsisCharIndex--;
- }
- if (iEllipsisCharIndex < 0)
- break;
- }
- }
-}
-
void CFDE_TextOut::Reload(const CFX_RectF& rect) {
int i = 0;
for (auto& line : m_ttoLines) {
@@ -665,7 +544,6 @@ void CFDE_TextOut::OnDraw(const CFX_RectF& rtClip) {
m_pRenderDevice->DrawString(m_TxtColor, m_pFont, m_CharPos.data(),
iCount, m_fFontSize, &m_Matrix);
}
- DrawLine(pPiece, m_TxtColor);
}
}
m_pRenderDevice->RestoreState();
@@ -673,7 +551,9 @@ void CFDE_TextOut::OnDraw(const CFX_RectF& rtClip) {
int32_t CFDE_TextOut::GetDisplayPos(FDE_TTOPIECE* pPiece) {
FX_TXTRUN tr = ToTextRun(pPiece);
- ExpandBuffer(tr.iLength, 2);
+ ASSERT(tr.iLength >= 0);
+ if (pdfium::CollectionSize<int32_t>(m_CharPos) < tr.iLength)
+ m_CharPos.resize(tr.iLength, FXTEXT_CHARPOS());
return m_pTxtBreak->GetDisplayPos(&tr, m_CharPos.data());
}
@@ -697,53 +577,6 @@ FX_TXTRUN CFDE_TextOut::ToTextRun(const FDE_TTOPIECE* pPiece) {
return tr;
}
-void CFDE_TextOut::DrawLine(const FDE_TTOPIECE* pPiece, FX_ARGB color) {
- bool bUnderLine = !!(m_dwStyles & FDE_TTOSTYLE_Underline);
- bool bStrikeOut = !!(m_dwStyles & FDE_TTOSTYLE_Strikeout);
- bool bHotKey = !!(m_dwStyles & FDE_TTOSTYLE_HotKey);
- if (!bUnderLine && !bStrikeOut && !bHotKey)
- return;
-
- CFX_PathData path;
- int32_t iLineCount = 0;
- CFX_RectF rtText = pPiece->rtPiece;
- CFX_PointF pt1, pt2;
- if (bUnderLine) {
- pt1.x = rtText.left;
- pt1.y = rtText.bottom();
- pt2.x = rtText.right();
- pt2.y = rtText.bottom();
- path.AppendLine(pt1, pt2);
- iLineCount++;
- }
- if (bStrikeOut) {
- pt1.x = rtText.left;
- pt1.y = rtText.bottom() - rtText.height * 2.0f / 5.0f;
- pt2.x = rtText.right();
- pt2.y = pt1.y;
- path.AppendLine(pt1, pt2);
- iLineCount++;
- }
- if (bHotKey) {
- if (GetCharRects(pPiece) > 0) {
- for (int32_t iCharIndex : m_HotKeys) {
- if (iCharIndex >= pPiece->iStartChar &&
- iCharIndex < pPiece->iStartChar + pPiece->iChars) {
- CFX_RectF rect = m_rectArray[iCharIndex - pPiece->iStartChar];
- pt1.x = rect.left;
- pt1.y = rect.bottom();
- pt2.x = rect.right();
- pt2.y = rect.bottom();
- path.AppendLine(pt1, pt2);
- iLineCount++;
- }
- }
- }
- }
- if (iLineCount > 0)
- m_pRenderDevice->DrawPath(color, 1, path, &m_Matrix);
-}
-
CFDE_TTOLine::CFDE_TTOLine() : m_bNewReload(false) {}
CFDE_TTOLine::CFDE_TTOLine(const CFDE_TTOLine& ttoLine) : m_pieces(5) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-11 17:38:41 +0000