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path: root/core/fpdftext/fpdf_text_int.cpp
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Diffstat (limited to 'core/fpdftext/fpdf_text_int.cpp')
-rw-r--r--core/fpdftext/fpdf_text_int.cpp357
1 files changed, 89 insertions, 268 deletions
diff --git a/core/fpdftext/fpdf_text_int.cpp b/core/fpdftext/fpdf_text_int.cpp
index 628f4b0e9e..fbd9c9c8c1 100644
--- a/core/fpdftext/fpdf_text_int.cpp
+++ b/core/fpdftext/fpdf_text_int.cpp
@@ -56,9 +56,8 @@ const uint16_t* const g_UnicodeData_Normalization_Maps[5] = {
g_UnicodeData_Normalization_Map3, g_UnicodeData_Normalization_Map4};
FX_BOOL IsIgnoreSpaceCharacter(FX_WCHAR curChar) {
- if (curChar < 255) {
+ if (curChar < 255)
return FALSE;
- }
if ((curChar >= 0x0600 && curChar <= 0x06FF) ||
(curChar >= 0xFE70 && curChar <= 0xFEFF) ||
(curChar >= 0xFB50 && curChar <= 0xFDFF) ||
@@ -73,15 +72,12 @@ FX_BOOL IsIgnoreSpaceCharacter(FX_WCHAR curChar) {
}
FX_FLOAT NormalizeThreshold(FX_FLOAT threshold) {
- if (threshold < 300) {
+ if (threshold < 300)
return threshold / 2.0f;
- }
- if (threshold < 500) {
+ if (threshold < 500)
return threshold / 4.0f;
- }
- if (threshold < 700) {
+ if (threshold < 700)
return threshold / 5.0f;
- }
return threshold / 6.0f;
}
@@ -90,23 +86,22 @@ FX_FLOAT CalculateBaseSpace(const CPDF_TextObject* pTextObj,
FX_FLOAT baseSpace = 0.0;
const int nItems = pTextObj->CountItems();
if (pTextObj->m_TextState.GetObject()->m_CharSpace && nItems >= 3) {
- FX_BOOL bAllChar = TRUE;
+ bool bAllChar = true;
FX_FLOAT spacing = matrix.TransformDistance(
pTextObj->m_TextState.GetObject()->m_CharSpace);
baseSpace = spacing;
for (int i = 0; i < nItems; i++) {
CPDF_TextObjectItem item;
pTextObj->GetItemInfo(i, &item);
- if (item.m_CharCode == (uint32_t)-1) {
+ if (item.m_CharCode == static_cast<uint32_t>(-1)) {
FX_FLOAT fontsize_h = pTextObj->m_TextState.GetFontSizeH();
FX_FLOAT kerning = -fontsize_h * item.m_OriginX / 1000;
baseSpace = std::min(baseSpace, kerning + spacing);
- bAllChar = FALSE;
+ bAllChar = false;
}
}
- if (baseSpace < 0.0 || (nItems == 3 && !bAllChar)) {
+ if (baseSpace < 0.0 || (nItems == 3 && !bAllChar))
baseSpace = 0.0;
- }
}
return baseSpace;
}
@@ -115,9 +110,8 @@ FX_STRSIZE Unicode_GetNormalization(FX_WCHAR wch, FX_WCHAR* pDst) {
wch = wch & 0xFFFF;
FX_WCHAR wFind = g_UnicodeData_Normalization[wch];
if (!wFind) {
- if (pDst) {
+ if (pDst)
*pDst = wch;
- }
return 1;
}
if (wFind >= 0x8000) {
@@ -136,9 +130,8 @@ FX_STRSIZE Unicode_GetNormalization(FX_WCHAR wch, FX_WCHAR* pDst) {
}
if (pDst) {
FX_WCHAR n = wFind;
- while (n--) {
+ while (n--)
*pDst++ = *pMap++;
- }
}
return (FX_STRSIZE)wFind;
}
@@ -268,25 +261,23 @@ std::vector<CFX_FloatRect> CPDF_TextPage::GetRectArray(int start,
CPDF_TextObject* pCurObj = nullptr;
CFX_FloatRect rect;
int curPos = start;
- FX_BOOL flagNewRect = TRUE;
+ bool bFlagNewRect = true;
while (nCount--) {
PAGECHAR_INFO info_curchar = m_CharList[curPos++];
- if (info_curchar.m_Flag == FPDFTEXT_CHAR_GENERATED) {
+ if (info_curchar.m_Flag == FPDFTEXT_CHAR_GENERATED)
continue;
- }
if (info_curchar.m_CharBox.Width() < 0.01 ||
info_curchar.m_CharBox.Height() < 0.01) {
continue;
}
- if (!pCurObj) {
+ if (!pCurObj)
pCurObj = info_curchar.m_pTextObj;
- }
if (pCurObj != info_curchar.m_pTextObj) {
rectArray.push_back(rect);
pCurObj = info_curchar.m_pTextObj;
- flagNewRect = TRUE;
+ bFlagNewRect = true;
}
- if (flagNewRect) {
+ if (bFlagNewRect) {
FX_FLOAT orgX = info_curchar.m_OriginX, orgY = info_curchar.m_OriginY;
CFX_Matrix matrix, matrix_reverse;
info_curchar.m_pTextObj->GetTextMatrix(&matrix);
@@ -316,23 +307,15 @@ std::vector<CFX_FloatRect> CPDF_TextPage::GetRectArray(int start,
} else {
rect.top = info_curchar.m_CharBox.top;
}
- flagNewRect = FALSE;
+ bFlagNewRect = false;
rect = info_curchar.m_CharBox;
rect.Normalize();
} else {
info_curchar.m_CharBox.Normalize();
- if (rect.left > info_curchar.m_CharBox.left) {
- rect.left = info_curchar.m_CharBox.left;
- }
- if (rect.right < info_curchar.m_CharBox.right) {
- rect.right = info_curchar.m_CharBox.right;
- }
- if (rect.top < info_curchar.m_CharBox.top) {
- rect.top = info_curchar.m_CharBox.top;
- }
- if (rect.bottom > info_curchar.m_CharBox.bottom) {
- rect.bottom = info_curchar.m_CharBox.bottom;
- }
+ rect.left = std::min(rect.left, info_curchar.m_CharBox.left);
+ rect.right = std::max(rect.right, info_curchar.m_CharBox.right);
+ rect.top = std::max(rect.top, info_curchar.m_CharBox.top);
+ rect.bottom = std::min(rect.bottom, info_curchar.m_CharBox.bottom);
}
}
rectArray.push_back(rect);
@@ -352,9 +335,8 @@ int CPDF_TextPage::GetIndexAtPos(CFX_FloatPoint point,
while (pos < pdfium::CollectionSize<int>(m_CharList)) {
PAGECHAR_INFO charinfo = m_CharList[pos];
CFX_FloatRect charrect = charinfo.m_CharBox;
- if (charrect.Contains(point.x, point.y)) {
+ if (charrect.Contains(point.x, point.y))
break;
- }
if (xTolerance > 0 || yTolerance > 0) {
CFX_FloatRect charRectExt;
charrect.Normalize();
@@ -397,15 +379,13 @@ CFX_WideString CPDF_TextPage::GetTextByRect(const CFX_FloatRect& rect) const {
if (FXSYS_fabs(posy - charinfo.m_OriginY) > 0 && !IsContainPreChar &&
IsAddLineFeed) {
posy = charinfo.m_OriginY;
- if (strText.GetLength() > 0) {
+ if (!strText.IsEmpty())
strText += L"\r\n";
- }
}
IsContainPreChar = true;
IsAddLineFeed = false;
- if (charinfo.m_Unicode) {
+ if (charinfo.m_Unicode)
strText += charinfo.m_Unicode;
- }
} else if (charinfo.m_Unicode == 32) {
if (IsContainPreChar && charinfo.m_Unicode) {
strText += charinfo.m_Unicode;
@@ -420,46 +400,6 @@ CFX_WideString CPDF_TextPage::GetTextByRect(const CFX_FloatRect& rect) const {
return strText;
}
-std::vector<CFX_FloatRect> CPDF_TextPage::GetRectsArrayByRect(
- const CFX_FloatRect& rect) const {
- if (!m_bIsParsed)
- return std::vector<CFX_FloatRect>();
-
- CFX_FloatRect curRect;
- std::vector<CFX_FloatRect> result;
- bool flagNewRect = true;
- CPDF_TextObject* pCurObj = nullptr;
- for (auto info_curchar : m_CharList) {
- if (info_curchar.m_Flag == FPDFTEXT_CHAR_GENERATED) {
- continue;
- }
- if (!IsRectIntersect(rect, info_curchar.m_CharBox)) {
- continue;
- }
- if (!pCurObj) {
- pCurObj = info_curchar.m_pTextObj;
- }
- if (pCurObj != info_curchar.m_pTextObj) {
- result.push_back(curRect);
- pCurObj = info_curchar.m_pTextObj;
- flagNewRect = true;
- }
- if (flagNewRect) {
- curRect = info_curchar.m_CharBox;
- curRect.Normalize();
- flagNewRect = false;
- } else {
- info_curchar.m_CharBox.Normalize();
- curRect.left = std::min(curRect.left, info_curchar.m_CharBox.left);
- curRect.bottom = std::min(curRect.bottom, info_curchar.m_CharBox.bottom);
- curRect.right = std::max(curRect.right, info_curchar.m_CharBox.right);
- curRect.top = std::max(curRect.top, info_curchar.m_CharBox.top);
- }
- }
- result.push_back(curRect);
- return result;
-}
-
int CPDF_TextPage::GetIndexAtPos(FX_FLOAT x,
FX_FLOAT y,
FX_FLOAT xTolerance,
@@ -483,11 +423,10 @@ void CPDF_TextPage::GetCharInfo(int index, FPDF_CHAR_INFO* info) const {
info->m_Flag = charinfo.m_Flag;
info->m_CharBox = charinfo.m_CharBox;
info->m_pTextObj = charinfo.m_pTextObj;
- if (charinfo.m_pTextObj && charinfo.m_pTextObj->GetFont()) {
+ if (charinfo.m_pTextObj && charinfo.m_pTextObj->GetFont())
info->m_FontSize = charinfo.m_pTextObj->GetFontSize();
- } else {
+ else
info->m_FontSize = kDefaultFontSize;
- }
info->m_Matrix.Copy(charinfo.m_Matrix);
}
@@ -505,9 +444,8 @@ void CPDF_TextPage::CheckMarkedContentObject(int32_t& start,
while (FPDFTEXT_CHAR_PIECE == charinfo1.m_Flag &&
charinfo1.m_Index == charinfo.m_Index) {
startIndex--;
- if (startIndex < 0) {
+ if (startIndex < 0)
break;
- }
charinfo1 = m_CharList[startIndex];
}
startIndex++;
@@ -519,9 +457,8 @@ void CPDF_TextPage::CheckMarkedContentObject(int32_t& start,
while (FPDFTEXT_CHAR_PIECE == charinfo3.m_Flag &&
charinfo3.m_Index == charinfo2.m_Index) {
endIndex++;
- if (endIndex >= pdfium::CollectionSize<int>(m_CharList)) {
+ if (endIndex >= pdfium::CollectionSize<int>(m_CharList))
break;
- }
charinfo3 = m_CharList[endIndex];
}
endIndex--;
@@ -541,15 +478,12 @@ CFX_WideString CPDF_TextPage::GetPageText(int start, int nCount) const {
return CFX_WideString(
m_TextBuf.AsStringC().Mid(start, m_TextBuf.AsStringC().GetLength()));
}
- if (nCount <= 0 || m_CharList.empty()) {
+ if (nCount <= 0 || m_CharList.empty())
return L"";
- }
- if (nCount + start > pdfium::CollectionSize<int>(m_CharList) - 1) {
+ if (nCount + start > pdfium::CollectionSize<int>(m_CharList) - 1)
nCount = pdfium::CollectionSize<int>(m_CharList) - start;
- }
- if (nCount <= 0) {
+ if (nCount <= 0)
return L"";
- }
CheckMarkedContentObject(start, nCount);
int startindex = 0;
PAGECHAR_INFO charinfo = m_CharList[start];
@@ -567,15 +501,13 @@ CFX_WideString CPDF_TextPage::GetPageText(int start, int nCount) const {
int nCountOffset = 0;
while (charinfo.m_Index == -1) {
nCountOffset++;
- if (nCountOffset >= nCount) {
+ if (nCountOffset >= nCount)
return L"";
- }
charinfo = m_CharList[start + nCount - nCountOffset - 1];
}
nCount = start + nCount - nCountOffset - startindex;
- if (nCount <= 0) {
+ if (nCount <= 0)
return L"";
- }
return CFX_WideString(m_TextBuf.AsStringC().Mid(startindex, nCount));
}
@@ -608,84 +540,6 @@ void CPDF_TextPage::GetRect(int rectIndex,
bottom = m_SelRects[rectIndex].bottom;
}
-int CPDF_TextPage::CountBoundedSegments(FX_FLOAT left,
- FX_FLOAT top,
- FX_FLOAT right,
- FX_FLOAT bottom,
- FX_BOOL bContains) {
- m_Segments.RemoveAll();
- if (!m_bIsParsed)
- return -1;
-
- CFX_FloatRect rect(left, bottom, right, top);
- rect.Normalize();
-
- FPDF_SEGMENT segment;
- segment.m_Start = 0;
- segment.m_nCount = 0;
-
- int pos = 0;
- int segmentStatus = 0;
- FX_BOOL IsContainPreChar = FALSE;
- for (const auto& charinfo : m_CharList) {
- if (bContains && rect.Contains(charinfo.m_CharBox)) {
- if (segmentStatus == 0 || segmentStatus == 2) {
- segment.m_Start = pos;
- segment.m_nCount = 1;
- segmentStatus = 1;
- } else if (segmentStatus == 1) {
- segment.m_nCount++;
- }
- IsContainPreChar = TRUE;
- } else if (!bContains &&
- (IsRectIntersect(rect, charinfo.m_CharBox) ||
- rect.Contains(charinfo.m_OriginX, charinfo.m_OriginY))) {
- if (segmentStatus == 0 || segmentStatus == 2) {
- segment.m_Start = pos;
- segment.m_nCount = 1;
- segmentStatus = 1;
- } else if (segmentStatus == 1) {
- segment.m_nCount++;
- }
- IsContainPreChar = TRUE;
- } else if (charinfo.m_Unicode == 32) {
- if (IsContainPreChar == TRUE) {
- if (segmentStatus == 0 || segmentStatus == 2) {
- segment.m_Start = pos;
- segment.m_nCount = 1;
- segmentStatus = 1;
- } else if (segmentStatus == 1) {
- segment.m_nCount++;
- }
- IsContainPreChar = FALSE;
- } else {
- if (segmentStatus == 1) {
- segmentStatus = 2;
- m_Segments.Add(segment);
- segment.m_Start = 0;
- segment.m_nCount = 0;
- }
- }
- } else {
- if (segmentStatus == 1) {
- segmentStatus = 2;
- m_Segments.Add(segment);
- segment.m_Start = 0;
- segment.m_nCount = 0;
- }
- IsContainPreChar = FALSE;
- }
- pos++;
- }
- if (segmentStatus == 1) {
- segmentStatus = 2;
- m_Segments.Add(segment);
- segment.m_Start = 0;
- segment.m_nCount = 0;
- }
- return m_Segments.GetSize();
-}
-
CPDF_TextPage::TextOrientation CPDF_TextPage::FindTextlineFlowOrientation()
const {
if (m_pPage->GetPageObjectList()->empty())
@@ -791,11 +645,10 @@ void CPDF_TextPage::ProcessFormObject(CPDF_FormObject* pFormObj,
for (auto it = pObjectList->begin(); it != pObjectList->end(); ++it) {
if (CPDF_PageObject* pPageObj = it->get()) {
- if (pPageObj->IsText()) {
+ if (pPageObj->IsText())
ProcessTextObject(pPageObj->AsText(), curFormMatrix, pObjectList, it);
- } else if (pPageObj->IsForm()) {
+ else if (pPageObj->IsForm())
ProcessFormObject(pPageObj->AsForm(), curFormMatrix);
- }
}
}
}
@@ -880,10 +733,10 @@ void CPDF_TextPage::CloseTempLine() {
return;
CFX_WideString str = m_TempTextBuf.MakeString();
- FX_BOOL bPrevSpace = FALSE;
+ bool bPrevSpace = false;
for (int i = 0; i < str.GetLength(); i++) {
if (str.GetAt(i) != ' ') {
- bPrevSpace = FALSE;
+ bPrevSpace = false;
continue;
}
if (bPrevSpace) {
@@ -892,7 +745,7 @@ void CPDF_TextPage::CloseTempLine() {
str.Delete(i);
i--;
}
- bPrevSpace = TRUE;
+ bPrevSpace = true;
}
CFX_BidiString bidi(str);
if (m_parserflag == FPDFText_Direction::Right)
@@ -922,9 +775,8 @@ void CPDF_TextPage::ProcessTextObject(
CPDF_PageObjectList::const_iterator ObjPos) {
CFX_FloatRect re(pTextObj->m_Left, pTextObj->m_Bottom, pTextObj->m_Right,
pTextObj->m_Top);
- if (FXSYS_fabs(pTextObj->m_Right - pTextObj->m_Left) < 0.01f) {
+ if (FXSYS_fabs(pTextObj->m_Right - pTextObj->m_Left) < 0.01f)
return;
- }
int count = m_LineObj.GetSize();
PDFTEXT_Obj Obj;
Obj.m_pTextObj = pTextObj;
@@ -933,9 +785,8 @@ void CPDF_TextPage::ProcessTextObject(
m_LineObj.Add(Obj);
return;
}
- if (IsSameAsPreTextObject(pTextObj, pObjList, ObjPos)) {
+ if (IsSameAsPreTextObject(pTextObj, pObjList, ObjPos))
return;
- }
PDFTEXT_Obj prev_Obj = m_LineObj.GetAt(count - 1);
CPDF_TextObjectItem item;
int nItem = prev_Obj.m_pTextObj->CountItems();
@@ -967,9 +818,8 @@ void CPDF_TextPage::ProcessTextObject(
formMatrix.Transform(this_x, this_y);
m_DisplayMatrix.Transform(this_x, this_y);
if (FXSYS_fabs(this_y - prev_y) > threshold * 2) {
- for (int i = 0; i < count; i++) {
+ for (int i = 0; i < count; i++)
ProcessTextObject(m_LineObj.GetAt(i));
- }
m_LineObj.RemoveAll();
m_LineObj.Add(Obj);
return;
@@ -989,9 +839,8 @@ void CPDF_TextPage::ProcessTextObject(
break;
}
}
- if (i < 0) {
+ if (i < 0)
m_LineObj.InsertAt(0, Obj);
- }
}
FPDFText_MarkedContent CPDF_TextPage::PreMarkedContent(PDFTEXT_Obj Obj) {
@@ -1005,7 +854,7 @@ FPDFText_MarkedContent CPDF_TextPage::PreMarkedContent(PDFTEXT_Obj Obj) {
return FPDFText_MarkedContent::Pass;
CFX_WideString actText;
- FX_BOOL bExist = FALSE;
+ bool bExist = false;
CPDF_Dictionary* pDict = nullptr;
int n = 0;
for (n = 0; n < nContentMark; n++) {
@@ -1016,7 +865,7 @@ FPDFText_MarkedContent CPDF_TextPage::PreMarkedContent(PDFTEXT_Obj Obj) {
CPDF_String* temp =
ToString(pDict ? pDict->GetObjectBy("ActualText") : nullptr);
if (temp) {
- bExist = TRUE;
+ bExist = true;
actText = temp->GetUnicodeText();
}
}
@@ -1036,22 +885,22 @@ FPDFText_MarkedContent CPDF_TextPage::PreMarkedContent(PDFTEXT_Obj Obj) {
return FPDFText_MarkedContent::Pass;
CPDF_Font* pFont = pTextObj->GetFont();
- bExist = FALSE;
+ bExist = false;
for (FX_STRSIZE i = 0; i < nItems; i++) {
if (pFont->CharCodeFromUnicode(actText.GetAt(i)) !=
CPDF_Font::kInvalidCharCode) {
- bExist = TRUE;
+ bExist = true;
break;
}
}
if (!bExist)
return FPDFText_MarkedContent::Pass;
- bExist = FALSE;
+ bExist = false;
for (FX_STRSIZE i = 0; i < nItems; i++) {
FX_WCHAR wChar = actText.GetAt(i);
if ((wChar > 0x80 && wChar < 0xFFFD) || (wChar <= 0x80 && isprint(wChar))) {
- bExist = TRUE;
+ bExist = true;
break;
}
}
@@ -1099,12 +948,10 @@ void CPDF_TextPage::ProcessMarkedContent(PDFTEXT_Obj Obj) {
charBox.bottom = pTextObj->m_Bottom;
for (FX_STRSIZE k = 0; k < nItems; k++) {
FX_WCHAR wChar = actText.GetAt(k);
- if (wChar <= 0x80 && !isprint(wChar)) {
+ if (wChar <= 0x80 && !isprint(wChar))
wChar = 0x20;
- }
- if (wChar >= 0xFFFD) {
+ if (wChar >= 0xFFFD)
continue;
- }
PAGECHAR_INFO charinfo;
charinfo.m_OriginX = fPosX;
charinfo.m_OriginY = fPosY;
@@ -1145,9 +992,8 @@ void CPDF_TextPage::SwapTempTextBuf(int32_t iCharListStartAppend,
FX_WCHAR* pTempBuffer = m_TempTextBuf.GetBuffer();
i = iBufStartAppend;
j = m_TempTextBuf.GetLength() - 1;
- for (; i < j; i++, j--) {
+ for (; i < j; i++, j--)
std::swap(pTempBuffer[i], pTempBuffer[j]);
- }
}
FX_BOOL CPDF_TextPage::IsRightToLeft(const CPDF_TextObject* pTextObj,
@@ -1157,14 +1003,12 @@ FX_BOOL CPDF_TextPage::IsRightToLeft(const CPDF_TextObject* pTextObj,
for (int32_t i = 0; i < nItems; i++) {
CPDF_TextObjectItem item;
pTextObj->GetItemInfo(i, &item);
- if (item.m_CharCode == (uint32_t)-1) {
+ if (item.m_CharCode == static_cast<uint32_t>(-1))
continue;
- }
CFX_WideString wstrItem = pFont->UnicodeFromCharCode(item.m_CharCode);
FX_WCHAR wChar = wstrItem.GetAt(0);
- if ((wstrItem.IsEmpty() || wChar == 0) && item.m_CharCode) {
+ if ((wstrItem.IsEmpty() || wChar == 0) && item.m_CharCode)
wChar = (FX_WCHAR)item.m_CharCode;
- }
if (wChar)
str += wChar;
}
@@ -1173,9 +1017,8 @@ FX_BOOL CPDF_TextPage::IsRightToLeft(const CPDF_TextObject* pTextObj,
void CPDF_TextPage::ProcessTextObject(PDFTEXT_Obj Obj) {
CPDF_TextObject* pTextObj = Obj.m_pTextObj;
- if (FXSYS_fabs(pTextObj->m_Right - pTextObj->m_Left) < 0.01f) {
+ if (FXSYS_fabs(pTextObj->m_Right - pTextObj->m_Left) < 0.01f)
return;
- }
CFX_Matrix formMatrix = Obj.m_formMatrix;
CPDF_Font* pFont = pTextObj->GetFont();
CFX_Matrix matrix;
@@ -1225,9 +1068,8 @@ void CPDF_TextPage::ProcessTextObject(PDFTEXT_Obj Obj) {
pTextObj->GetCharInfo(0, &item);
CFX_WideString wstrItem =
pTextObj->GetFont()->UnicodeFromCharCode(item.m_CharCode);
- if (wstrItem.IsEmpty()) {
+ if (wstrItem.IsEmpty())
wstrItem += (FX_WCHAR)item.m_CharCode;
- }
FX_WCHAR curChar = wstrItem.GetAt(0);
if (curChar == 0x2D || curChar == 0xAD)
return;
@@ -1275,11 +1117,10 @@ void CPDF_TextPage::ProcessTextObject(PDFTEXT_Obj Obj) {
charinfo.m_OriginX = 0;
charinfo.m_OriginY = 0;
pTextObj->GetItemInfo(i, &item);
- if (item.m_CharCode == (uint32_t)-1) {
+ if (item.m_CharCode == static_cast<uint32_t>(-1)) {
CFX_WideString str = m_TempTextBuf.MakeString();
- if (str.IsEmpty()) {
+ if (str.IsEmpty())
str = m_TextBuf.AsStringC();
- }
if (str.IsEmpty() || str.GetAt(str.GetLength() - 1) == TEXT_SPACE_CHAR)
continue;
@@ -1288,25 +1129,22 @@ void CPDF_TextPage::ProcessTextObject(PDFTEXT_Obj Obj) {
continue;
}
FX_FLOAT charSpace = pTextObj->m_TextState.GetObject()->m_CharSpace;
- if (charSpace > 0.001) {
+ if (charSpace > 0.001)
spacing += matrix.TransformDistance(charSpace);
- } else if (charSpace < -0.001) {
+ else if (charSpace < -0.001)
spacing -= matrix.TransformDistance(FXSYS_fabs(charSpace));
- }
spacing -= baseSpace;
if (spacing && i > 0) {
int last_width = 0;
FX_FLOAT fontsize_h = pTextObj->m_TextState.GetFontSizeH();
uint32_t space_charcode = pFont->CharCodeFromUnicode(' ');
FX_FLOAT threshold = 0;
- if (space_charcode != CPDF_Font::kInvalidCharCode) {
+ if (space_charcode != CPDF_Font::kInvalidCharCode)
threshold = fontsize_h * pFont->GetCharWidthF(space_charcode) / 1000;
- }
- if (threshold > fontsize_h / 3) {
+ if (threshold > fontsize_h / 3)
threshold = 0;
- } else {
+ else
threshold /= 2;
- }
if (threshold == 0) {
threshold = fontsize_h;
int this_width = FXSYS_abs(GetCharWidth(item.m_CharCode, pFont));
@@ -1330,29 +1168,26 @@ void CPDF_TextPage::ProcessTextObject(PDFTEXT_Obj Obj) {
charinfo.m_OriginX, charinfo.m_OriginY);
m_TempCharList.push_back(charinfo);
}
- if (item.m_CharCode == CPDF_Font::kInvalidCharCode) {
+ if (item.m_CharCode == CPDF_Font::kInvalidCharCode)
continue;
- }
}
spacing = 0;
CFX_WideString wstrItem = pFont->UnicodeFromCharCode(item.m_CharCode);
- FX_BOOL bNoUnicode = FALSE;
+ bool bNoUnicode = false;
FX_WCHAR wChar = wstrItem.GetAt(0);
if ((wstrItem.IsEmpty() || wChar == 0) && item.m_CharCode) {
- if (wstrItem.IsEmpty()) {
+ if (wstrItem.IsEmpty())
wstrItem += (FX_WCHAR)item.m_CharCode;
- } else {
+ else
wstrItem.SetAt(0, (FX_WCHAR)item.m_CharCode);
- }
- bNoUnicode = TRUE;
+ bNoUnicode = true;
}
charinfo.m_Index = -1;
charinfo.m_CharCode = item.m_CharCode;
- if (bNoUnicode) {
+ if (bNoUnicode)
charinfo.m_Flag = FPDFTEXT_CHAR_UNUNICODE;
- } else {
+ else
charinfo.m_Flag = FPDFTEXT_CHAR_NORMAL;
- }
charinfo.m_pTextObj = pTextObj;
charinfo.m_OriginX = 0, charinfo.m_OriginY = 0;
matrix.Transform(item.m_OriginX, item.m_OriginY, charinfo.m_OriginX,
@@ -1384,7 +1219,7 @@ void CPDF_TextPage::ProcessTextObject(PDFTEXT_Obj Obj) {
continue;
} else {
int nTotal = wstrItem.GetLength();
- FX_BOOL bDel = FALSE;
+ bool bDel = false;
const int count =
std::min(pdfium::CollectionSize<int>(m_TempCharList), 7);
FX_FLOAT threshold = charinfo.m_Matrix.TransformXDistance(
@@ -1396,7 +1231,7 @@ void CPDF_TextPage::ProcessTextObject(PDFTEXT_Obj Obj) {
charinfo1.m_pTextObj->GetFont() == charinfo.m_pTextObj->GetFont() &&
FXSYS_fabs(charinfo1.m_OriginX - charinfo.m_OriginX) < threshold &&
FXSYS_fabs(charinfo1.m_OriginY - charinfo.m_OriginY) < threshold) {
- bDel = TRUE;
+ bDel = true;
break;
}
}
@@ -1421,9 +1256,8 @@ void CPDF_TextPage::ProcessTextObject(PDFTEXT_Obj Obj) {
}
}
}
- if (bIsBidiAndMirrorInverse) {
+ if (bIsBidiAndMirrorInverse)
SwapTempTextBuf(iCharListStartAppend, iBufStartAppend);
- }
}
CPDF_TextPage::TextOrientation CPDF_TextPage::GetTextObjectWritingMode(
@@ -1457,15 +1291,13 @@ CPDF_TextPage::TextOrientation CPDF_TextPage::GetTextObjectWritingMode(
FX_BOOL CPDF_TextPage::IsHyphen(FX_WCHAR curChar) {
CFX_WideString strCurText = m_TempTextBuf.MakeString();
- if (strCurText.GetLength() == 0) {
+ if (strCurText.IsEmpty())
strCurText = m_TextBuf.AsStringC();
- }
FX_STRSIZE nCount = strCurText.GetLength();
int nIndex = nCount - 1;
FX_WCHAR wcTmp = strCurText.GetAt(nIndex);
- while (wcTmp == 0x20 && nIndex <= nCount - 1 && nIndex >= 0) {
+ while (wcTmp == 0x20 && nIndex <= nCount - 1 && nIndex >= 0)
wcTmp = strCurText.GetAt(--nIndex);
- }
if (0x2D == wcTmp || 0xAD == wcTmp) {
if (--nIndex > 0) {
FX_WCHAR preChar = strCurText.GetAt((nIndex));
@@ -1477,13 +1309,12 @@ FX_BOOL CPDF_TextPage::IsHyphen(FX_WCHAR curChar) {
}
}
const PAGECHAR_INFO* preInfo;
- if (!m_TempCharList.empty()) {
+ if (!m_TempCharList.empty())
preInfo = &m_TempCharList.back();
- } else if (!m_CharList.empty()) {
+ else if (!m_CharList.empty())
preInfo = &m_CharList.back();
- } else {
+ else
return FALSE;
- }
if (FPDFTEXT_CHAR_PIECE == preInfo->m_Flag &&
(0xAD == preInfo->m_Unicode || 0x2D == preInfo->m_Unicode)) {
return TRUE;
@@ -1510,9 +1341,8 @@ CPDF_TextPage::GenerateCharacter CPDF_TextPage::ProcessInsertObject(
pObj->GetItemInfo(0, &item);
CFX_WideString wstrItem =
pObj->GetFont()->UnicodeFromCharCode(item.m_CharCode);
- if (wstrItem.IsEmpty()) {
- wstrItem += (FX_WCHAR)item.m_CharCode;
- }
+ if (wstrItem.IsEmpty())
+ wstrItem += static_cast<FX_WCHAR>(item.m_CharCode);
FX_WCHAR curChar = wstrItem.GetAt(0);
if (WritingMode == TextOrientation::Horizontal) {
if (this_rect.Height() > 4.5 && prev_rect.Height() > 4.5) {
@@ -1556,9 +1386,8 @@ CPDF_TextPage::GenerateCharacter CPDF_TextPage::ProcessInsertObject(
FX_FLOAT y = pObj->GetPosY();
formMatrix.Transform(x, y);
prev_reverse.Transform(x, y);
- if (last_width < this_width) {
+ if (last_width < this_width)
threshold = prev_reverse.TransformDistance(threshold);
- }
bool bNewline = false;
if (WritingMode == TextOrientation::Horizontal) {
CFX_FloatRect rect1(m_pPreTextObj->m_Left, pObj->m_Bottom,
@@ -1636,9 +1465,8 @@ CPDF_TextPage::GenerateCharacter CPDF_TextPage::ProcessInsertObject(
(last_pos - x - last_width) > threshold) {
return GenerateCharacter::Space;
}
- if (x < 0 && (last_pos - x - last_width) > threshold) {
+ if (x < 0 && (last_pos - x - last_width) > threshold)
return GenerateCharacter::Space;
- }
if ((x - last_pos - last_width) > this_width ||
(x - last_pos - this_width) > last_width) {
return GenerateCharacter::Space;
@@ -1650,9 +1478,8 @@ CPDF_TextPage::GenerateCharacter CPDF_TextPage::ProcessInsertObject(
FX_BOOL CPDF_TextPage::IsSameTextObject(CPDF_TextObject* pTextObj1,
CPDF_TextObject* pTextObj2) {
- if (!pTextObj1 || !pTextObj2) {
+ if (!pTextObj1 || !pTextObj2)
return FALSE;
- }
CFX_FloatRect rcPreObj(pTextObj2->m_Left, pTextObj2->m_Bottom,
pTextObj2->m_Right, pTextObj2->m_Top);
CFX_FloatRect rcCurObj(pTextObj1->m_Left, pTextObj1->m_Bottom,
@@ -1663,29 +1490,25 @@ FX_BOOL CPDF_TextPage::IsSameTextObject(CPDF_TextObject* pTextObj1,
if (nCount >= 2) {
PAGECHAR_INFO perCharTemp = m_CharList[nCount - 2];
FX_FLOAT dbSpace = perCharTemp.m_CharBox.Width();
- if (dbXdif > dbSpace) {
+ if (dbXdif > dbSpace)
return FALSE;
- }
}
}
if (!rcPreObj.IsEmpty() || !rcCurObj.IsEmpty()) {
rcPreObj.Intersect(rcCurObj);
- if (rcPreObj.IsEmpty()) {
+ if (rcPreObj.IsEmpty())
return FALSE;
- }
if (FXSYS_fabs(rcPreObj.Width() - rcCurObj.Width()) >
rcCurObj.Width() / 2) {
return FALSE;
}
- if (pTextObj2->GetFontSize() != pTextObj1->GetFontSize()) {
+ if (pTextObj2->GetFontSize() != pTextObj1->GetFontSize())
return FALSE;
- }
}
int nPreCount = pTextObj2->CountItems();
int nCurCount = pTextObj1->CountItems();
- if (nPreCount != nCurCount) {
+ if (nPreCount != nCurCount)
return FALSE;
- }
// If both objects have no items, consider them same.
if (!nPreCount)
return TRUE;
@@ -1695,9 +1518,8 @@ FX_BOOL CPDF_TextPage::IsSameTextObject(CPDF_TextObject* pTextObj1,
for (int i = 0; i < nPreCount; i++) {
pTextObj2->GetItemInfo(i, &itemPer);
pTextObj1->GetItemInfo(i, &itemCur);
- if (itemCur.m_CharCode != itemPer.m_CharCode) {
+ if (itemCur.m_CharCode != itemPer.m_CharCode)
return FALSE;
- }
}
if (FXSYS_fabs(pTextObj1->GetPosX() - pTextObj2->GetPosX()) >
GetCharWidth(itemPer.m_CharCode, pTextObj2->GetFont()) *
@@ -1730,13 +1552,12 @@ FX_BOOL CPDF_TextPage::IsSameAsPreTextObject(
FX_BOOL CPDF_TextPage::GenerateCharInfo(FX_WCHAR unicode, PAGECHAR_INFO& info) {
const PAGECHAR_INFO* preChar;
- if (!m_TempCharList.empty()) {
+ if (!m_TempCharList.empty())
preChar = &m_TempCharList.back();
- } else if (!m_CharList.empty()) {
+ else if (!m_CharList.empty())
preChar = &m_CharList.back();
- } else {
+ else
return FALSE;
- }
info.m_Index = m_TextBuf.GetLength();
info.m_Unicode = unicode;
info.m_pTextObj = nullptr;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-01 19:06:26 +0000