Index: core/src/fpdftext/fpdf_text_int.cpp |
diff --git a/core/src/fpdftext/fpdf_text_int.cpp b/core/src/fpdftext/fpdf_text_int.cpp |
index 0e9c5ba0f477cb5b4df07c71883072a31df84cf9..7b2f3abf48d91d8259d6c0a74bc583f59fd1355d 100644 |
--- a/core/src/fpdftext/fpdf_text_int.cpp |
+++ b/core/src/fpdftext/fpdf_text_int.cpp |
@@ -19,129 +19,126 @@ |
namespace { |
-FX_BOOL _IsIgnoreSpaceCharacter(FX_WCHAR curChar) |
-{ |
- if(curChar < 255 ) { |
- return FALSE; |
- } |
- if ( (curChar >= 0x0600 && curChar <= 0x06FF) |
- || (curChar >= 0xFE70 && curChar <= 0xFEFF) |
- || (curChar >= 0xFB50 && curChar <= 0xFDFF) |
- || (curChar >= 0x0400 && curChar <= 0x04FF) |
- || (curChar >= 0x0500 && curChar <= 0x052F) |
- || (curChar >= 0xA640 && curChar <= 0xA69F) |
- || (curChar >= 0x2DE0 && curChar <= 0x2DFF) |
- || curChar == 8467 |
- || (curChar >= 0x2000 && curChar <= 0x206F)) { |
- return FALSE; |
- } |
- return TRUE; |
+FX_BOOL _IsIgnoreSpaceCharacter(FX_WCHAR curChar) { |
+ if (curChar < 255) { |
+ return FALSE; |
+ } |
+ if ((curChar >= 0x0600 && curChar <= 0x06FF) || |
+ (curChar >= 0xFE70 && curChar <= 0xFEFF) || |
+ (curChar >= 0xFB50 && curChar <= 0xFDFF) || |
+ (curChar >= 0x0400 && curChar <= 0x04FF) || |
+ (curChar >= 0x0500 && curChar <= 0x052F) || |
+ (curChar >= 0xA640 && curChar <= 0xA69F) || |
+ (curChar >= 0x2DE0 && curChar <= 0x2DFF) || curChar == 8467 || |
+ (curChar >= 0x2000 && curChar <= 0x206F)) { |
+ return FALSE; |
+ } |
+ return TRUE; |
} |
-FX_FLOAT _NormalizeThreshold(FX_FLOAT threshold) |
-{ |
- if (threshold < 300) { |
- return threshold / 2.0f; |
- } |
- if (threshold < 500) { |
- return threshold / 4.0f; |
- } |
- if (threshold < 700) { |
- return threshold / 5.0f; |
- } |
- return threshold / 6.0f; |
+FX_FLOAT _NormalizeThreshold(FX_FLOAT threshold) { |
+ if (threshold < 300) { |
+ return threshold / 2.0f; |
+ } |
+ if (threshold < 500) { |
+ return threshold / 4.0f; |
+ } |
+ if (threshold < 700) { |
+ return threshold / 5.0f; |
+ } |
+ return threshold / 6.0f; |
} |
FX_FLOAT _CalculateBaseSpace(const CPDF_TextObject* pTextObj, |
- const CFX_AffineMatrix& matrix) |
-{ |
- FX_FLOAT baseSpace = 0.0; |
- const int nItems = pTextObj->CountItems(); |
- if (pTextObj->m_TextState.GetObject()->m_CharSpace && nItems >= 3) { |
- FX_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 == (FX_DWORD) - 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; |
- } |
- } |
- if (baseSpace < 0.0 || (nItems == 3 && !bAllChar)) { |
- baseSpace = 0.0; |
- } |
+ const CFX_AffineMatrix& matrix) { |
+ FX_FLOAT baseSpace = 0.0; |
+ const int nItems = pTextObj->CountItems(); |
+ if (pTextObj->m_TextState.GetObject()->m_CharSpace && nItems >= 3) { |
+ FX_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 == (FX_DWORD)-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; |
+ } |
} |
- return baseSpace; |
+ if (baseSpace < 0.0 || (nItems == 3 && !bAllChar)) { |
+ baseSpace = 0.0; |
+ } |
+ } |
+ return baseSpace; |
} |
} // namespace |
CPDFText_ParseOptions::CPDFText_ParseOptions() |
- : m_bGetCharCodeOnly(FALSE), m_bNormalizeObjs(TRUE), m_bOutputHyphen(FALSE) |
-{ |
-} |
-IPDF_TextPage* IPDF_TextPage::CreateTextPage(const CPDF_Page* pPage, CPDFText_ParseOptions ParserOptions) |
-{ |
- return new CPDF_TextPage(pPage, ParserOptions); |
-} |
-IPDF_TextPage* IPDF_TextPage::CreateTextPage(const CPDF_Page* pPage, int flags) |
-{ |
- return new CPDF_TextPage(pPage, flags); |
-} |
-IPDF_TextPage* IPDF_TextPage::CreateTextPage(const CPDF_PageObjects* pObjs, int flags) |
-{ |
- return new CPDF_TextPage(pObjs, flags); |
-} |
-IPDF_TextPageFind* IPDF_TextPageFind::CreatePageFind(const IPDF_TextPage* pTextPage) |
-{ |
- if (!pTextPage) { |
- return NULL; |
- } |
- return new CPDF_TextPageFind(pTextPage); |
-} |
-IPDF_LinkExtract* IPDF_LinkExtract::CreateLinkExtract() |
-{ |
- return new CPDF_LinkExtract(); |
-} |
-#define TEXT_BLANK_CHAR L' ' |
-#define TEXT_LINEFEED_CHAR L'\n' |
-#define TEXT_RETURN_CHAR L'\r' |
-#define TEXT_EMPTY L"" |
-#define TEXT_BLANK L" " |
-#define TEXT_RETURN_LINEFEED L"\r\n" |
-#define TEXT_LINEFEED L"\n" |
-#define TEXT_CHARRATIO_GAPDELTA 0.070 |
+ : m_bGetCharCodeOnly(FALSE), |
+ m_bNormalizeObjs(TRUE), |
+ m_bOutputHyphen(FALSE) {} |
+IPDF_TextPage* IPDF_TextPage::CreateTextPage( |
+ const CPDF_Page* pPage, |
+ CPDFText_ParseOptions ParserOptions) { |
+ return new CPDF_TextPage(pPage, ParserOptions); |
+} |
+IPDF_TextPage* IPDF_TextPage::CreateTextPage(const CPDF_Page* pPage, |
+ int flags) { |
+ return new CPDF_TextPage(pPage, flags); |
+} |
+IPDF_TextPage* IPDF_TextPage::CreateTextPage(const CPDF_PageObjects* pObjs, |
+ int flags) { |
+ return new CPDF_TextPage(pObjs, flags); |
+} |
+IPDF_TextPageFind* IPDF_TextPageFind::CreatePageFind( |
+ const IPDF_TextPage* pTextPage) { |
+ if (!pTextPage) { |
+ return NULL; |
+ } |
+ return new CPDF_TextPageFind(pTextPage); |
+} |
+IPDF_LinkExtract* IPDF_LinkExtract::CreateLinkExtract() { |
+ return new CPDF_LinkExtract(); |
+} |
+#define TEXT_BLANK_CHAR L' ' |
+#define TEXT_LINEFEED_CHAR L'\n' |
+#define TEXT_RETURN_CHAR L'\r' |
+#define TEXT_EMPTY L"" |
+#define TEXT_BLANK L" " |
+#define TEXT_RETURN_LINEFEED L"\r\n" |
+#define TEXT_LINEFEED L"\n" |
+#define TEXT_CHARRATIO_GAPDELTA 0.070 |
CPDF_TextPage::CPDF_TextPage(const CPDF_Page* pPage, int flags) |
: m_charList(512), |
m_TempCharList(50), |
m_pPreTextObj(NULL), |
m_IsParsered(FALSE), |
m_TextlineDir(-1), |
- m_CurlineRect(0, 0, 0, 0) |
-{ |
- m_pPage = pPage; |
- m_parserflag = flags; |
- m_TextBuf.EstimateSize(0, 10240); |
- pPage->GetDisplayMatrix(m_DisplayMatrix, 0, 0, (int) pPage->GetPageWidth(), (int)pPage->GetPageHeight(), 0); |
-} |
-CPDF_TextPage::CPDF_TextPage(const CPDF_Page* pPage, CPDFText_ParseOptions ParserOptions) |
- : m_ParseOptions(ParserOptions) |
- , m_charList(512) |
- , m_TempCharList(50) |
- , m_pPreTextObj(NULL) |
- , m_IsParsered(FALSE) |
- , m_TextlineDir(-1) |
- , m_CurlineRect(0, 0, 0, 0) |
-{ |
- m_pPage = pPage; |
- m_parserflag = 0; |
- m_TextBuf.EstimateSize(0, 10240); |
- pPage->GetDisplayMatrix(m_DisplayMatrix, 0, 0, (int) pPage->GetPageWidth(), (int)pPage->GetPageHeight(), 0); |
+ m_CurlineRect(0, 0, 0, 0) { |
+ m_pPage = pPage; |
+ m_parserflag = flags; |
+ m_TextBuf.EstimateSize(0, 10240); |
+ pPage->GetDisplayMatrix(m_DisplayMatrix, 0, 0, (int)pPage->GetPageWidth(), |
+ (int)pPage->GetPageHeight(), 0); |
+} |
+CPDF_TextPage::CPDF_TextPage(const CPDF_Page* pPage, |
+ CPDFText_ParseOptions ParserOptions) |
+ : m_ParseOptions(ParserOptions), |
+ m_charList(512), |
+ m_TempCharList(50), |
+ m_pPreTextObj(NULL), |
+ m_IsParsered(FALSE), |
+ m_TextlineDir(-1), |
+ m_CurlineRect(0, 0, 0, 0) { |
+ m_pPage = pPage; |
+ m_parserflag = 0; |
+ m_TextBuf.EstimateSize(0, 10240); |
+ pPage->GetDisplayMatrix(m_DisplayMatrix, 0, 0, (int)pPage->GetPageWidth(), |
+ (int)pPage->GetPageHeight(), 0); |
} |
CPDF_TextPage::CPDF_TextPage(const CPDF_PageObjects* pPage, int flags) |
: m_charList(512), |
@@ -149,1938 +146,2021 @@ CPDF_TextPage::CPDF_TextPage(const CPDF_PageObjects* pPage, int flags) |
m_pPreTextObj(NULL), |
m_IsParsered(FALSE), |
m_TextlineDir(-1), |
- m_CurlineRect(0, 0, 0, 0) |
-{ |
- m_pPage = pPage; |
- m_parserflag = flags; |
- m_TextBuf.EstimateSize(0, 10240); |
- CFX_FloatRect pageRect = pPage->CalcBoundingBox(); |
- m_DisplayMatrix = CFX_AffineMatrix(1, 0, 0, -1, pageRect.right, pageRect.top); |
-} |
-void CPDF_TextPage::NormalizeObjects(FX_BOOL bNormalize) |
-{ |
- m_ParseOptions.m_bNormalizeObjs = bNormalize; |
-} |
-bool CPDF_TextPage::IsControlChar(const PAGECHAR_INFO& charInfo) |
-{ |
- switch (charInfo.m_Unicode) { |
- case 0x2: |
- case 0x3: |
- case 0x93: |
- case 0x94: |
- case 0x96: |
- case 0x97: |
- case 0x98: |
- case 0xfffe: |
- return charInfo.m_Flag != FPDFTEXT_CHAR_HYPHEN; |
- default: |
- return false; |
- } |
-} |
-FX_BOOL CPDF_TextPage::ParseTextPage() |
-{ |
- if (!m_pPage) { |
- m_IsParsered = FALSE; |
- return FALSE; |
- } |
+ m_CurlineRect(0, 0, 0, 0) { |
+ m_pPage = pPage; |
+ m_parserflag = flags; |
+ m_TextBuf.EstimateSize(0, 10240); |
+ CFX_FloatRect pageRect = pPage->CalcBoundingBox(); |
+ m_DisplayMatrix = CFX_AffineMatrix(1, 0, 0, -1, pageRect.right, pageRect.top); |
+} |
+void CPDF_TextPage::NormalizeObjects(FX_BOOL bNormalize) { |
+ m_ParseOptions.m_bNormalizeObjs = bNormalize; |
+} |
+bool CPDF_TextPage::IsControlChar(const PAGECHAR_INFO& charInfo) { |
+ switch (charInfo.m_Unicode) { |
+ case 0x2: |
+ case 0x3: |
+ case 0x93: |
+ case 0x94: |
+ case 0x96: |
+ case 0x97: |
+ case 0x98: |
+ case 0xfffe: |
+ return charInfo.m_Flag != FPDFTEXT_CHAR_HYPHEN; |
+ default: |
+ return false; |
+ } |
+} |
+FX_BOOL CPDF_TextPage::ParseTextPage() { |
+ if (!m_pPage) { |
m_IsParsered = FALSE; |
- m_TextBuf.Clear(); |
- m_charList.RemoveAll(); |
- m_pPreTextObj = NULL; |
- ProcessObject(); |
- m_IsParsered = TRUE; |
- if(!m_ParseOptions.m_bGetCharCodeOnly) { |
- m_CharIndex.RemoveAll(); |
- int nCount = m_charList.GetSize(); |
- if(nCount) { |
- m_CharIndex.Add(0); |
- } |
- for(int i = 0; i < nCount; i++) { |
- int indexSize = m_CharIndex.GetSize(); |
- FX_BOOL bNormal = FALSE; |
- PAGECHAR_INFO charinfo = *(PAGECHAR_INFO*)m_charList.GetAt(i); |
- if(charinfo.m_Flag == FPDFTEXT_CHAR_GENERATED) { |
- bNormal = TRUE; |
- } |
- else if(charinfo.m_Unicode == 0 || IsControlChar(charinfo)) |
- bNormal = FALSE; |
- else { |
- bNormal = TRUE; |
- } |
- if(bNormal) { |
- if(indexSize % 2) { |
- m_CharIndex.Add(1); |
- } else { |
- if(indexSize <= 0) { |
- continue; |
- } |
- m_CharIndex.SetAt(indexSize - 1, m_CharIndex.GetAt(indexSize - 1) + 1); |
- } |
- } else { |
- if(indexSize % 2) { |
- if(indexSize <= 0) { |
- continue; |
- } |
- m_CharIndex.SetAt(indexSize - 1, i + 1); |
- } else { |
- m_CharIndex.Add(i + 1); |
- } |
- } |
+ return FALSE; |
+ } |
+ m_IsParsered = FALSE; |
+ m_TextBuf.Clear(); |
+ m_charList.RemoveAll(); |
+ m_pPreTextObj = NULL; |
+ ProcessObject(); |
+ m_IsParsered = TRUE; |
+ if (!m_ParseOptions.m_bGetCharCodeOnly) { |
+ m_CharIndex.RemoveAll(); |
+ int nCount = m_charList.GetSize(); |
+ if (nCount) { |
+ m_CharIndex.Add(0); |
+ } |
+ for (int i = 0; i < nCount; i++) { |
+ int indexSize = m_CharIndex.GetSize(); |
+ FX_BOOL bNormal = FALSE; |
+ PAGECHAR_INFO charinfo = *(PAGECHAR_INFO*)m_charList.GetAt(i); |
+ if (charinfo.m_Flag == FPDFTEXT_CHAR_GENERATED) { |
+ bNormal = TRUE; |
+ } else if (charinfo.m_Unicode == 0 || IsControlChar(charinfo)) |
+ bNormal = FALSE; |
+ else { |
+ bNormal = TRUE; |
+ } |
+ if (bNormal) { |
+ if (indexSize % 2) { |
+ m_CharIndex.Add(1); |
+ } else { |
+ if (indexSize <= 0) { |
+ continue; |
+ } |
+ m_CharIndex.SetAt(indexSize - 1, |
+ m_CharIndex.GetAt(indexSize - 1) + 1); |
} |
- int indexSize = m_CharIndex.GetSize(); |
- if(indexSize % 2) { |
- m_CharIndex.RemoveAt(indexSize - 1); |
+ } else { |
+ if (indexSize % 2) { |
+ if (indexSize <= 0) { |
+ continue; |
+ } |
+ m_CharIndex.SetAt(indexSize - 1, i + 1); |
+ } else { |
+ m_CharIndex.Add(i + 1); |
} |
+ } |
} |
- return TRUE; |
-} |
-int CPDF_TextPage::CountChars() const |
-{ |
- if(m_ParseOptions.m_bGetCharCodeOnly) { |
- return m_TextBuf.GetSize(); |
+ int indexSize = m_CharIndex.GetSize(); |
+ if (indexSize % 2) { |
+ m_CharIndex.RemoveAt(indexSize - 1); |
+ } |
+ } |
+ return TRUE; |
+} |
+int CPDF_TextPage::CountChars() const { |
+ if (m_ParseOptions.m_bGetCharCodeOnly) { |
+ return m_TextBuf.GetSize(); |
+ } |
+ return m_charList.GetSize(); |
+} |
+int CPDF_TextPage::CharIndexFromTextIndex(int TextIndex) const { |
+ int indexSize = m_CharIndex.GetSize(); |
+ int count = 0; |
+ for (int i = 0; i < indexSize; i += 2) { |
+ count += m_CharIndex.GetAt(i + 1); |
+ if (count > TextIndex) { |
+ return TextIndex - count + m_CharIndex.GetAt(i + 1) + |
+ m_CharIndex.GetAt(i); |
+ } |
+ } |
+ return -1; |
+} |
+int CPDF_TextPage::TextIndexFromCharIndex(int CharIndex) const { |
+ int indexSize = m_CharIndex.GetSize(); |
+ int count = 0; |
+ for (int i = 0; i < indexSize; i += 2) { |
+ count += m_CharIndex.GetAt(i + 1); |
+ if (m_CharIndex.GetAt(i + 1) + m_CharIndex.GetAt(i) > CharIndex) { |
+ if (CharIndex - m_CharIndex.GetAt(i) < 0) { |
+ return -1; |
+ } |
+ return CharIndex - m_CharIndex.GetAt(i) + count - |
+ m_CharIndex.GetAt(i + 1); |
} |
- return m_charList.GetSize(); |
+ } |
+ return -1; |
} |
-int CPDF_TextPage::CharIndexFromTextIndex(int TextIndex) const |
-{ |
- int indexSize = m_CharIndex.GetSize(); |
- int count = 0; |
- for(int i = 0; i < indexSize; i += 2) { |
- count += m_CharIndex.GetAt(i + 1); |
- if(count > TextIndex) { |
- return TextIndex - count + m_CharIndex.GetAt(i + 1) + m_CharIndex.GetAt(i); |
- } |
+void CPDF_TextPage::GetRectArray(int start, |
+ int nCount, |
+ CFX_RectArray& rectArray) const { |
+ if (m_ParseOptions.m_bGetCharCodeOnly) { |
+ return; |
+ } |
+ if (start < 0 || nCount == 0) { |
+ return; |
+ } |
+ if (!m_IsParsered) { |
+ return; |
+ } |
+ PAGECHAR_INFO info_curchar; |
+ CPDF_TextObject* pCurObj = NULL; |
+ CFX_FloatRect rect; |
+ int curPos = start; |
+ FX_BOOL flagNewRect = TRUE; |
+ if (nCount + start > m_charList.GetSize() || nCount == -1) { |
+ nCount = m_charList.GetSize() - start; |
+ } |
+ while (nCount--) { |
+ info_curchar = *(PAGECHAR_INFO*)m_charList.GetAt(curPos++); |
+ 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) { |
+ pCurObj = info_curchar.m_pTextObj; |
+ } |
+ if (pCurObj != info_curchar.m_pTextObj) { |
+ rectArray.Add(rect); |
+ pCurObj = info_curchar.m_pTextObj; |
+ flagNewRect = TRUE; |
+ } |
+ if (flagNewRect) { |
+ FX_FLOAT orgX = info_curchar.m_OriginX, orgY = info_curchar.m_OriginY; |
+ CFX_AffineMatrix matrix, matrix_reverse; |
+ info_curchar.m_pTextObj->GetTextMatrix(&matrix); |
+ matrix.Concat(info_curchar.m_Matrix); |
+ matrix_reverse.SetReverse(matrix); |
+ matrix_reverse.Transform(orgX, orgY); |
+ rect.left = info_curchar.m_CharBox.left; |
+ rect.right = info_curchar.m_CharBox.right; |
+ if (pCurObj->GetFont()->GetTypeDescent()) { |
+ rect.bottom = orgY + |
+ pCurObj->GetFont()->GetTypeDescent() * |
+ pCurObj->GetFontSize() / 1000; |
+ FX_FLOAT xPosTemp = orgX; |
+ matrix.Transform(xPosTemp, rect.bottom); |
+ } else { |
+ rect.bottom = info_curchar.m_CharBox.bottom; |
+ } |
+ if (pCurObj->GetFont()->GetTypeAscent()) { |
+ rect.top = |
+ orgY + |
+ pCurObj->GetFont()->GetTypeAscent() * pCurObj->GetFontSize() / 1000; |
+ FX_FLOAT xPosTemp = |
+ orgX + |
+ GetCharWidth(info_curchar.m_CharCode, pCurObj->GetFont()) * |
+ pCurObj->GetFontSize() / 1000; |
+ matrix.Transform(xPosTemp, rect.top); |
+ } else { |
+ rect.top = info_curchar.m_CharBox.top; |
+ } |
+ flagNewRect = 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; |
+ } |
+ } |
+ } |
+ rectArray.Add(rect); |
+ return; |
+} |
+int CPDF_TextPage::GetIndexAtPos(CPDF_Point point, |
+ FX_FLOAT xTorelance, |
+ FX_FLOAT yTorelance) const { |
+ if (m_ParseOptions.m_bGetCharCodeOnly) { |
+ return -3; |
+ } |
+ if (!m_IsParsered) { |
+ return -3; |
+ } |
+ int pos = 0; |
+ int NearPos = -1; |
+ double xdif = 5000, ydif = 5000; |
+ while (pos < m_charList.GetSize()) { |
+ PAGECHAR_INFO charinfo = *(PAGECHAR_INFO*)(m_charList.GetAt(pos)); |
+ CFX_FloatRect charrect = charinfo.m_CharBox; |
+ if (charrect.Contains(point.x, point.y)) { |
+ break; |
+ } |
+ if (xTorelance > 0 || yTorelance > 0) { |
+ CFX_FloatRect charRectExt; |
+ charrect.Normalize(); |
+ charRectExt.left = charrect.left - xTorelance / 2; |
+ charRectExt.right = charrect.right + xTorelance / 2; |
+ charRectExt.top = charrect.top + yTorelance / 2; |
+ charRectExt.bottom = charrect.bottom - yTorelance / 2; |
+ if (charRectExt.Contains(point.x, point.y)) { |
+ double curXdif, curYdif; |
+ curXdif = FXSYS_fabs(point.x - charrect.left) < |
+ FXSYS_fabs(point.x - charrect.right) |
+ ? FXSYS_fabs(point.x - charrect.left) |
+ : FXSYS_fabs(point.x - charrect.right); |
+ curYdif = FXSYS_fabs(point.y - charrect.bottom) < |
+ FXSYS_fabs(point.y - charrect.top) |
+ ? FXSYS_fabs(point.y - charrect.bottom) |
+ : FXSYS_fabs(point.y - charrect.top); |
+ if (curYdif + curXdif < xdif + ydif) { |
+ ydif = curYdif; |
+ xdif = curXdif; |
+ NearPos = pos; |
+ } |
+ } |
+ } |
+ ++pos; |
+ } |
+ if (pos >= m_charList.GetSize()) { |
+ pos = NearPos; |
+ } |
+ return pos; |
+} |
+CFX_WideString CPDF_TextPage::GetTextByRect(const CFX_FloatRect& rect) const { |
+ CFX_WideString strText; |
+ if (m_ParseOptions.m_bGetCharCodeOnly || !m_IsParsered) { |
+ return strText; |
+ } |
+ int nCount = m_charList.GetSize(); |
+ int pos = 0; |
+ FX_FLOAT posy = 0; |
+ FX_BOOL IsContainPreChar = FALSE; |
+ FX_BOOL ISAddLineFeed = FALSE; |
+ while (pos < nCount) { |
+ PAGECHAR_INFO charinfo = *(PAGECHAR_INFO*)m_charList.GetAt(pos++); |
+ if (IsRectIntersect(rect, charinfo.m_CharBox)) { |
+ if (FXSYS_fabs(posy - charinfo.m_OriginY) > 0 && !IsContainPreChar && |
+ ISAddLineFeed) { |
+ posy = charinfo.m_OriginY; |
+ if (strText.GetLength() > 0) { |
+ strText += L"\r\n"; |
+ } |
+ } |
+ IsContainPreChar = TRUE; |
+ ISAddLineFeed = FALSE; |
+ if (charinfo.m_Unicode) { |
+ strText += charinfo.m_Unicode; |
+ } |
+ } else if (charinfo.m_Unicode == 32) { |
+ if (IsContainPreChar && charinfo.m_Unicode) { |
+ strText += charinfo.m_Unicode; |
+ IsContainPreChar = FALSE; |
+ ISAddLineFeed = FALSE; |
+ } |
+ } else { |
+ IsContainPreChar = FALSE; |
+ ISAddLineFeed = TRUE; |
} |
- return -1; |
+ } |
+ return strText; |
} |
-int CPDF_TextPage::TextIndexFromCharIndex(int CharIndex) const |
-{ |
- int indexSize = m_CharIndex.GetSize(); |
- int count = 0; |
- for(int i = 0; i < indexSize; i += 2) { |
- count += m_CharIndex.GetAt(i + 1); |
- if(m_CharIndex.GetAt(i + 1) + m_CharIndex.GetAt(i) > CharIndex) { |
- if(CharIndex - m_CharIndex.GetAt(i) < 0) { |
- return -1; |
- } |
- return CharIndex - m_CharIndex.GetAt(i) + count - m_CharIndex.GetAt(i + 1); |
- } |
+void CPDF_TextPage::GetRectsArrayByRect(const CFX_FloatRect& rect, |
+ CFX_RectArray& resRectArray) const { |
+ if (m_ParseOptions.m_bGetCharCodeOnly) { |
+ return; |
+ } |
+ if (!m_IsParsered) { |
+ return; |
+ } |
+ CFX_FloatRect curRect; |
+ FX_BOOL flagNewRect = TRUE; |
+ CPDF_TextObject* pCurObj = NULL; |
+ int nCount = m_charList.GetSize(); |
+ int pos = 0; |
+ while (pos < nCount) { |
+ PAGECHAR_INFO info_curchar = *(PAGECHAR_INFO*)m_charList.GetAt(pos++); |
+ if (info_curchar.m_Flag == FPDFTEXT_CHAR_GENERATED) { |
+ continue; |
+ } |
+ if (IsRectIntersect(rect, info_curchar.m_CharBox)) { |
+ if (!pCurObj) { |
+ pCurObj = info_curchar.m_pTextObj; |
+ } |
+ if (pCurObj != info_curchar.m_pTextObj) { |
+ resRectArray.Add(curRect); |
+ pCurObj = info_curchar.m_pTextObj; |
+ flagNewRect = TRUE; |
+ } |
+ if (flagNewRect) { |
+ curRect = info_curchar.m_CharBox; |
+ flagNewRect = FALSE; |
+ curRect.Normalize(); |
+ } else { |
+ info_curchar.m_CharBox.Normalize(); |
+ if (curRect.left > info_curchar.m_CharBox.left) { |
+ curRect.left = info_curchar.m_CharBox.left; |
+ } |
+ if (curRect.right < info_curchar.m_CharBox.right) { |
+ curRect.right = info_curchar.m_CharBox.right; |
+ } |
+ if (curRect.top < info_curchar.m_CharBox.top) { |
+ curRect.top = info_curchar.m_CharBox.top; |
+ } |
+ if (curRect.bottom > info_curchar.m_CharBox.bottom) { |
+ curRect.bottom = info_curchar.m_CharBox.bottom; |
+ } |
+ } |
+ } |
+ } |
+ resRectArray.Add(curRect); |
+ return; |
+} |
+int CPDF_TextPage::GetIndexAtPos(FX_FLOAT x, |
+ FX_FLOAT y, |
+ FX_FLOAT xTorelance, |
+ FX_FLOAT yTorelance) const { |
+ if (m_ParseOptions.m_bGetCharCodeOnly) { |
+ return -3; |
+ } |
+ CPDF_Point point(x, y); |
+ return GetIndexAtPos(point, xTorelance, yTorelance); |
+} |
+void CPDF_TextPage::GetCharInfo(int index, FPDF_CHAR_INFO& info) const { |
+ if (m_ParseOptions.m_bGetCharCodeOnly) { |
+ return; |
+ } |
+ if (!m_IsParsered) { |
+ return; |
+ } |
+ if (index < 0 || index >= m_charList.GetSize()) { |
+ return; |
+ } |
+ PAGECHAR_INFO charinfo; |
+ charinfo = *(PAGECHAR_INFO*)m_charList.GetAt(index); |
+ info.m_Charcode = charinfo.m_CharCode; |
+ info.m_OriginX = charinfo.m_OriginX; |
+ info.m_OriginY = charinfo.m_OriginY; |
+ info.m_Unicode = charinfo.m_Unicode; |
+ 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()) { |
+ info.m_FontSize = charinfo.m_pTextObj->GetFontSize(); |
+ } |
+ info.m_Matrix.Copy(charinfo.m_Matrix); |
+ return; |
+} |
+void CPDF_TextPage::CheckMarkedContentObject(int32_t& start, |
+ int32_t& nCount) const { |
+ PAGECHAR_INFO charinfo = *(PAGECHAR_INFO*)m_charList.GetAt(start); |
+ PAGECHAR_INFO charinfo2 = |
+ *(PAGECHAR_INFO*)m_charList.GetAt(start + nCount - 1); |
+ if (FPDFTEXT_CHAR_PIECE != charinfo.m_Flag && |
+ FPDFTEXT_CHAR_PIECE != charinfo2.m_Flag) { |
+ return; |
+ } |
+ if (FPDFTEXT_CHAR_PIECE == charinfo.m_Flag) { |
+ PAGECHAR_INFO charinfo1 = charinfo; |
+ int startIndex = start; |
+ while (FPDFTEXT_CHAR_PIECE == charinfo1.m_Flag && |
+ charinfo1.m_Index == charinfo.m_Index) { |
+ startIndex--; |
+ if (startIndex < 0) { |
+ break; |
+ } |
+ charinfo1 = *(PAGECHAR_INFO*)m_charList.GetAt(startIndex); |
+ } |
+ startIndex++; |
+ start = startIndex; |
+ } |
+ if (FPDFTEXT_CHAR_PIECE == charinfo2.m_Flag) { |
+ PAGECHAR_INFO charinfo3 = charinfo2; |
+ int endIndex = start + nCount - 1; |
+ while (FPDFTEXT_CHAR_PIECE == charinfo3.m_Flag && |
+ charinfo3.m_Index == charinfo2.m_Index) { |
+ endIndex++; |
+ if (endIndex >= m_charList.GetSize()) { |
+ break; |
+ } |
+ charinfo3 = *(PAGECHAR_INFO*)m_charList.GetAt(endIndex); |
+ } |
+ endIndex--; |
+ nCount = endIndex - start + 1; |
+ } |
+} |
+CFX_WideString CPDF_TextPage::GetPageText(int start, int nCount) const { |
+ if (!m_IsParsered || nCount == 0) { |
+ return L""; |
+ } |
+ if (start < 0) { |
+ start = 0; |
+ } |
+ if (nCount == -1) { |
+ nCount = m_charList.GetSize() - start; |
+ return m_TextBuf.GetWideString().Mid(start, |
+ m_TextBuf.GetWideString().GetLength()); |
+ } |
+ if (nCount <= 0 || m_charList.GetSize() <= 0) { |
+ return L""; |
+ } |
+ if (nCount + start > m_charList.GetSize() - 1) { |
+ nCount = m_charList.GetSize() - start; |
+ } |
+ if (nCount <= 0) { |
+ return L""; |
+ } |
+ CheckMarkedContentObject(start, nCount); |
+ int startindex = 0; |
+ PAGECHAR_INFO charinfo = *(PAGECHAR_INFO*)m_charList.GetAt(start); |
+ int startOffset = 0; |
+ while (charinfo.m_Index == -1) { |
+ startOffset++; |
+ if (startOffset > nCount || start + startOffset >= m_charList.GetSize()) { |
+ return L""; |
+ } |
+ charinfo = *(PAGECHAR_INFO*)m_charList.GetAt(start + startOffset); |
+ } |
+ startindex = charinfo.m_Index; |
+ charinfo = *(PAGECHAR_INFO*)m_charList.GetAt(start + nCount - 1); |
+ int nCountOffset = 0; |
+ while (charinfo.m_Index == -1) { |
+ nCountOffset++; |
+ if (nCountOffset >= nCount) { |
+ return L""; |
+ } |
+ charinfo = |
+ *(PAGECHAR_INFO*)m_charList.GetAt(start + nCount - nCountOffset - 1); |
+ } |
+ nCount = start + nCount - nCountOffset - startindex; |
+ if (nCount <= 0) { |
+ return L""; |
+ } |
+ return m_TextBuf.GetWideString().Mid(startindex, nCount); |
+} |
+int CPDF_TextPage::CountRects(int start, int nCount) { |
+ if (m_ParseOptions.m_bGetCharCodeOnly) { |
+ return -1; |
+ } |
+ if (!m_IsParsered) { |
+ return -1; |
+ } |
+ if (start < 0) { |
+ return -1; |
+ } |
+ if (nCount == -1 || nCount + start > m_charList.GetSize()) { |
+ nCount = m_charList.GetSize() - start; |
+ } |
+ m_SelRects.RemoveAll(); |
+ GetRectArray(start, nCount, m_SelRects); |
+ return m_SelRects.GetSize(); |
+} |
+void CPDF_TextPage::GetRect(int rectIndex, |
+ FX_FLOAT& left, |
+ FX_FLOAT& top, |
+ FX_FLOAT& right, |
+ FX_FLOAT& bottom) const { |
+ if (m_ParseOptions.m_bGetCharCodeOnly) { |
+ return; |
+ } |
+ if (!m_IsParsered || rectIndex < 0 || rectIndex >= m_SelRects.GetSize()) { |
+ return; |
+ } |
+ left = m_SelRects.GetAt(rectIndex).left; |
+ top = m_SelRects.GetAt(rectIndex).top; |
+ right = m_SelRects.GetAt(rectIndex).right; |
+ bottom = m_SelRects.GetAt(rectIndex).bottom; |
+} |
+FX_BOOL CPDF_TextPage::GetBaselineRotate(int start, int end, int& Rotate) { |
+ if (m_ParseOptions.m_bGetCharCodeOnly) { |
+ return FALSE; |
+ } |
+ if (end == start) { |
+ return FALSE; |
+ } |
+ FX_FLOAT dx, dy; |
+ FPDF_CHAR_INFO info1, info2; |
+ GetCharInfo(start, info1); |
+ GetCharInfo(end, info2); |
+ while (info2.m_CharBox.Width() == 0 || info2.m_CharBox.Height() == 0) { |
+ end--; |
+ if (end <= start) { |
+ return FALSE; |
} |
+ GetCharInfo(end, info2); |
+ } |
+ dx = (info2.m_OriginX - info1.m_OriginX); |
+ dy = (info2.m_OriginY - info1.m_OriginY); |
+ if (dx == 0) { |
+ if (dy > 0) { |
+ Rotate = 90; |
+ } else if (dy < 0) { |
+ Rotate = 270; |
+ } else { |
+ Rotate = 0; |
+ } |
+ } else { |
+ float a = FXSYS_atan2(dy, dx); |
+ Rotate = (int)(a * 180 / FX_PI + 0.5); |
+ } |
+ if (Rotate < 0) { |
+ Rotate = -Rotate; |
+ } else if (Rotate > 0) { |
+ Rotate = 360 - Rotate; |
+ } |
+ return TRUE; |
+} |
+FX_BOOL CPDF_TextPage::GetBaselineRotate(const CFX_FloatRect& rect, |
+ int& Rotate) { |
+ if (m_ParseOptions.m_bGetCharCodeOnly) { |
+ return FALSE; |
+ } |
+ int start, end, count, |
+ n = CountBoundedSegments(rect.left, rect.top, rect.right, rect.bottom, |
+ TRUE); |
+ if (n < 1) { |
+ return FALSE; |
+ } |
+ if (n > 1) { |
+ GetBoundedSegment(n - 1, start, count); |
+ end = start + count - 1; |
+ GetBoundedSegment(0, start, count); |
+ } else { |
+ GetBoundedSegment(0, start, count); |
+ end = start + count - 1; |
+ } |
+ return GetBaselineRotate(start, end, Rotate); |
+} |
+FX_BOOL CPDF_TextPage::GetBaselineRotate(int rectIndex, int& Rotate) { |
+ if (m_ParseOptions.m_bGetCharCodeOnly) { |
+ return FALSE; |
+ } |
+ if (!m_IsParsered || rectIndex < 0 || rectIndex > m_SelRects.GetSize()) { |
+ return FALSE; |
+ } |
+ CFX_FloatRect rect = m_SelRects.GetAt(rectIndex); |
+ return GetBaselineRotate(rect, Rotate); |
+} |
+int CPDF_TextPage::CountBoundedSegments(FX_FLOAT left, |
+ FX_FLOAT top, |
+ FX_FLOAT right, |
+ FX_FLOAT bottom, |
+ FX_BOOL bContains) { |
+ if (m_ParseOptions.m_bGetCharCodeOnly) { |
return -1; |
+ } |
+ m_Segment.RemoveAll(); |
+ if (!m_IsParsered) { |
+ return -1; |
+ } |
+ CFX_FloatRect rect(left, bottom, right, top); |
+ rect.Normalize(); |
+ int nCount = m_charList.GetSize(); |
+ int pos = 0; |
+ FPDF_SEGMENT segment; |
+ segment.m_Start = 0; |
+ segment.m_nCount = 0; |
+ int segmentStatus = 0; |
+ FX_BOOL IsContainPreChar = FALSE; |
+ while (pos < nCount) { |
+ PAGECHAR_INFO charinfo = *(PAGECHAR_INFO*)m_charList.GetAt(pos); |
+ 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_Segment.Add(segment); |
+ segment.m_Start = 0; |
+ segment.m_nCount = 0; |
+ } |
+ } |
+ } else { |
+ if (segmentStatus == 1) { |
+ segmentStatus = 2; |
+ m_Segment.Add(segment); |
+ segment.m_Start = 0; |
+ segment.m_nCount = 0; |
+ } |
+ IsContainPreChar = FALSE; |
+ } |
+ pos++; |
+ } |
+ if (segmentStatus == 1) { |
+ segmentStatus = 2; |
+ m_Segment.Add(segment); |
+ segment.m_Start = 0; |
+ segment.m_nCount = 0; |
+ } |
+ return m_Segment.GetSize(); |
} |
-void CPDF_TextPage::GetRectArray(int start, int nCount, CFX_RectArray& rectArray) const |
-{ |
- if(m_ParseOptions.m_bGetCharCodeOnly) { |
- return; |
- } |
- if(start < 0 || nCount == 0) { |
- return; |
- } |
- if (!m_IsParsered) { |
+void CPDF_TextPage::GetBoundedSegment(int index, int& start, int& count) const { |
+ if (m_ParseOptions.m_bGetCharCodeOnly) { |
+ return; |
+ } |
+ if (index < 0 || index >= m_Segment.GetSize()) { |
+ return; |
+ } |
+ start = m_Segment.GetAt(index).m_Start; |
+ count = m_Segment.GetAt(index).m_nCount; |
+} |
+int CPDF_TextPage::GetWordBreak(int index, int direction) const { |
+ if (m_ParseOptions.m_bGetCharCodeOnly) { |
+ return -1; |
+ } |
+ if (!m_IsParsered) { |
+ return -1; |
+ } |
+ if (direction != FPDFTEXT_LEFT && direction != FPDFTEXT_RIGHT) { |
+ return -1; |
+ } |
+ if (index < 0 || index >= m_charList.GetSize()) { |
+ return -1; |
+ } |
+ PAGECHAR_INFO charinfo; |
+ charinfo = *(PAGECHAR_INFO*)m_charList.GetAt(index); |
+ if (charinfo.m_Index == -1 || charinfo.m_Flag == FPDFTEXT_CHAR_GENERATED) { |
+ return index; |
+ } |
+ if (!IsLetter(charinfo.m_Unicode)) { |
+ return index; |
+ } |
+ int breakPos = index; |
+ if (direction == FPDFTEXT_LEFT) { |
+ while (--breakPos > 0) { |
+ charinfo = *(PAGECHAR_INFO*)m_charList.GetAt(breakPos); |
+ if (!IsLetter(charinfo.m_Unicode)) { |
+ return breakPos; |
+ } |
+ } |
+ } else if (direction == FPDFTEXT_RIGHT) { |
+ while (++breakPos < m_charList.GetSize()) { |
+ charinfo = *(PAGECHAR_INFO*)m_charList.GetAt(breakPos); |
+ if (!IsLetter(charinfo.m_Unicode)) { |
+ return breakPos; |
+ } |
+ } |
+ } |
+ return breakPos; |
+} |
+int32_t CPDF_TextPage::FindTextlineFlowDirection() { |
+ if (!m_pPage) { |
+ return -1; |
+ } |
+ const int32_t nPageWidth = (int32_t)((CPDF_Page*)m_pPage)->GetPageWidth(); |
+ const int32_t nPageHeight = (int32_t)((CPDF_Page*)m_pPage)->GetPageHeight(); |
+ CFX_ByteArray nHorizontalMask; |
+ if (!nHorizontalMask.SetSize(nPageWidth)) { |
+ return -1; |
+ } |
+ uint8_t* pDataH = nHorizontalMask.GetData(); |
+ CFX_ByteArray nVerticalMask; |
+ if (!nVerticalMask.SetSize(nPageHeight)) { |
+ return -1; |
+ } |
+ uint8_t* pDataV = nVerticalMask.GetData(); |
+ int32_t index = 0; |
+ FX_FLOAT fLineHeight = 0.0f; |
+ CPDF_PageObject* pPageObj = NULL; |
+ FX_POSITION pos = NULL; |
+ pos = m_pPage->GetFirstObjectPosition(); |
+ if (!pos) { |
+ return -1; |
+ } |
+ while (pos) { |
+ pPageObj = m_pPage->GetNextObject(pos); |
+ if (NULL == pPageObj) { |
+ continue; |
+ } |
+ if (PDFPAGE_TEXT != pPageObj->m_Type) { |
+ continue; |
+ } |
+ int32_t minH = |
+ (int32_t)pPageObj->m_Left < 0 ? 0 : (int32_t)pPageObj->m_Left; |
+ int32_t maxH = (int32_t)pPageObj->m_Right > nPageWidth |
+ ? nPageWidth |
+ : (int32_t)pPageObj->m_Right; |
+ int32_t minV = |
+ (int32_t)pPageObj->m_Bottom < 0 ? 0 : (int32_t)pPageObj->m_Bottom; |
+ int32_t maxV = (int32_t)pPageObj->m_Top > nPageHeight |
+ ? nPageHeight |
+ : (int32_t)pPageObj->m_Top; |
+ if (minH >= maxH || minV >= maxV) { |
+ continue; |
+ } |
+ FXSYS_memset(pDataH + minH, 1, maxH - minH); |
+ FXSYS_memset(pDataV + minV, 1, maxV - minV); |
+ if (fLineHeight <= 0.0f) { |
+ fLineHeight = pPageObj->m_Top - pPageObj->m_Bottom; |
+ } |
+ pPageObj = NULL; |
+ } |
+ int32_t nStartH = 0; |
+ int32_t nEndH = 0; |
+ FX_FLOAT nSumH = 0.0f; |
+ for (index = 0; index < nPageWidth; index++) |
+ if (1 == nHorizontalMask[index]) { |
+ break; |
+ } |
+ nStartH = index; |
+ for (index = nPageWidth; index > 0; index--) |
+ if (1 == nHorizontalMask[index - 1]) { |
+ break; |
+ } |
+ nEndH = index; |
+ for (index = nStartH; index < nEndH; index++) { |
+ nSumH += nHorizontalMask[index]; |
+ } |
+ nSumH /= nEndH - nStartH; |
+ int32_t nStartV = 0; |
+ int32_t nEndV = 0; |
+ FX_FLOAT nSumV = 0.0f; |
+ for (index = 0; index < nPageHeight; index++) |
+ if (1 == nVerticalMask[index]) { |
+ break; |
+ } |
+ nStartV = index; |
+ for (index = nPageHeight; index > 0; index--) |
+ if (1 == nVerticalMask[index - 1]) { |
+ break; |
+ } |
+ nEndV = index; |
+ for (index = nStartV; index < nEndV; index++) { |
+ nSumV += nVerticalMask[index]; |
+ } |
+ nSumV /= nEndV - nStartV; |
+ if ((nEndV - nStartV) < (int32_t)(2 * fLineHeight)) { |
+ return 0; |
+ } |
+ if ((nEndH - nStartH) < (int32_t)(2 * fLineHeight)) { |
+ return 1; |
+ } |
+ if (nSumH > 0.8f) { |
+ return 0; |
+ } |
+ if (nSumH - nSumV > 0.0f) { |
+ return 0; |
+ } |
+ if (nSumV - nSumH > 0.0f) { |
+ return 1; |
+ } |
+ return -1; |
+} |
+void CPDF_TextPage::ProcessObject() { |
+ CPDF_PageObject* pPageObj = NULL; |
+ if (!m_pPage) { |
+ return; |
+ } |
+ FX_POSITION pos; |
+ pos = m_pPage->GetFirstObjectPosition(); |
+ if (!pos) { |
+ return; |
+ } |
+ m_TextlineDir = FindTextlineFlowDirection(); |
+ int nCount = 0; |
+ while (pos) { |
+ pPageObj = m_pPage->GetNextObject(pos); |
+ if (pPageObj) { |
+ if (pPageObj->m_Type == PDFPAGE_TEXT) { |
+ CFX_AffineMatrix matrix; |
+ ProcessTextObject((CPDF_TextObject*)pPageObj, matrix, pos); |
+ nCount++; |
+ } else if (pPageObj->m_Type == PDFPAGE_FORM) { |
+ CFX_AffineMatrix formMatrix(1, 0, 0, 1, 0, 0); |
+ ProcessFormObject((CPDF_FormObject*)pPageObj, formMatrix); |
+ } |
+ } |
+ pPageObj = NULL; |
+ } |
+ int count = m_LineObj.GetSize(); |
+ for (int i = 0; i < count; i++) { |
+ ProcessTextObject(m_LineObj.GetAt(i)); |
+ } |
+ m_LineObj.RemoveAll(); |
+ CloseTempLine(); |
+} |
+void CPDF_TextPage::ProcessFormObject(CPDF_FormObject* pFormObj, |
+ const CFX_AffineMatrix& formMatrix) { |
+ CPDF_PageObject* pPageObj = NULL; |
+ FX_POSITION pos; |
+ if (!pFormObj) { |
+ return; |
+ } |
+ pos = pFormObj->m_pForm->GetFirstObjectPosition(); |
+ if (!pos) { |
+ return; |
+ } |
+ CFX_AffineMatrix curFormMatrix; |
+ curFormMatrix.Copy(pFormObj->m_FormMatrix); |
+ curFormMatrix.Concat(formMatrix); |
+ while (pos) { |
+ pPageObj = pFormObj->m_pForm->GetNextObject(pos); |
+ if (pPageObj) { |
+ if (pPageObj->m_Type == PDFPAGE_TEXT) { |
+ ProcessTextObject((CPDF_TextObject*)pPageObj, curFormMatrix, pos); |
+ } else if (pPageObj->m_Type == PDFPAGE_FORM) { |
+ ProcessFormObject((CPDF_FormObject*)pPageObj, curFormMatrix); |
+ } |
+ } |
+ pPageObj = NULL; |
+ } |
+} |
+int CPDF_TextPage::GetCharWidth(FX_DWORD charCode, CPDF_Font* pFont) const { |
+ if (charCode == -1) { |
+ return 0; |
+ } |
+ int w = pFont->GetCharWidthF(charCode); |
+ if (w == 0) { |
+ CFX_ByteString str; |
+ pFont->AppendChar(str, charCode); |
+ w = pFont->GetStringWidth(str, 1); |
+ if (w == 0) { |
+ FX_RECT BBox; |
+ pFont->GetCharBBox(charCode, BBox); |
+ w = BBox.right - BBox.left; |
+ } |
+ } |
+ return w; |
+} |
+void CPDF_TextPage::OnPiece(IFX_BidiChar* pBidi, CFX_WideString& str) { |
+ int32_t start, count; |
+ int32_t ret = pBidi->GetBidiInfo(start, count); |
+ if (ret == 2) { |
+ for (int i = start + count - 1; i >= start; i--) { |
+ m_TextBuf.AppendChar(str.GetAt(i)); |
+ m_charList.Add(*(PAGECHAR_INFO*)m_TempCharList.GetAt(i)); |
+ } |
+ } else { |
+ int end = start + count; |
+ for (int i = start; i < end; i++) { |
+ m_TextBuf.AppendChar(str.GetAt(i)); |
+ m_charList.Add(*(PAGECHAR_INFO*)m_TempCharList.GetAt(i)); |
+ } |
+ } |
+} |
+void CPDF_TextPage::AddCharInfoByLRDirection(CFX_WideString& str, int i) { |
+ PAGECHAR_INFO Info = *(PAGECHAR_INFO*)m_TempCharList.GetAt(i); |
+ FX_WCHAR wChar = str.GetAt(i); |
+ if (!IsControlChar(Info)) { |
+ Info.m_Index = m_TextBuf.GetLength(); |
+ if (wChar >= 0xFB00 && wChar <= 0xFB06) { |
+ FX_WCHAR* pDst = NULL; |
+ FX_STRSIZE nCount = FX_Unicode_GetNormalization(wChar, pDst); |
+ if (nCount >= 1) { |
+ pDst = FX_Alloc(FX_WCHAR, nCount); |
+ FX_Unicode_GetNormalization(wChar, pDst); |
+ for (int nIndex = 0; nIndex < nCount; nIndex++) { |
+ PAGECHAR_INFO Info2 = Info; |
+ Info2.m_Unicode = pDst[nIndex]; |
+ Info2.m_Flag = FPDFTEXT_CHAR_PIECE; |
+ m_TextBuf.AppendChar(Info2.m_Unicode); |
+ if (!m_ParseOptions.m_bGetCharCodeOnly) { |
+ m_charList.Add(Info2); |
+ } |
+ } |
+ FX_Free(pDst); |
return; |
- } |
- PAGECHAR_INFO info_curchar; |
- CPDF_TextObject* pCurObj = NULL; |
- CFX_FloatRect rect; |
- int curPos = start; |
- FX_BOOL flagNewRect = TRUE; |
- if (nCount + start > m_charList.GetSize() || nCount == -1) { |
- nCount = m_charList.GetSize() - start; |
- } |
- while (nCount--) { |
- info_curchar = *(PAGECHAR_INFO*)m_charList.GetAt(curPos++); |
- 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) { |
- pCurObj = info_curchar.m_pTextObj; |
- } |
- if (pCurObj != info_curchar.m_pTextObj) { |
- rectArray.Add(rect); |
- pCurObj = info_curchar.m_pTextObj; |
- flagNewRect = TRUE; |
- } |
- if (flagNewRect) { |
- FX_FLOAT orgX = info_curchar.m_OriginX, orgY = info_curchar.m_OriginY; |
- CFX_AffineMatrix matrix, matrix_reverse; |
- info_curchar.m_pTextObj->GetTextMatrix(&matrix); |
- matrix.Concat(info_curchar.m_Matrix); |
- matrix_reverse.SetReverse(matrix); |
- matrix_reverse.Transform(orgX, orgY); |
- rect.left = info_curchar.m_CharBox.left; |
- rect.right = info_curchar.m_CharBox.right; |
- if (pCurObj->GetFont()->GetTypeDescent()) { |
- rect.bottom = orgY + pCurObj->GetFont()->GetTypeDescent() * pCurObj->GetFontSize() / 1000; |
- FX_FLOAT xPosTemp = orgX; |
- matrix.Transform(xPosTemp, rect.bottom); |
- } else { |
- rect.bottom = info_curchar.m_CharBox.bottom; |
- } |
- if (pCurObj->GetFont()->GetTypeAscent()) { |
- rect.top = orgY + pCurObj->GetFont()->GetTypeAscent() * pCurObj->GetFontSize() / 1000; |
- FX_FLOAT xPosTemp = orgX + GetCharWidth(info_curchar.m_CharCode, pCurObj->GetFont()) * pCurObj->GetFontSize() / 1000; |
- matrix.Transform(xPosTemp, rect.top); |
- } else { |
- rect.top = info_curchar.m_CharBox.top; |
- } |
- flagNewRect = FALSE; |
- rect = info_curchar.m_CharBox; |
- rect.Normalize(); |
+ } |
+ } |
+ m_TextBuf.AppendChar(wChar); |
+ } else { |
+ Info.m_Index = -1; |
+ } |
+ if (!m_ParseOptions.m_bGetCharCodeOnly) { |
+ m_charList.Add(Info); |
+ } |
+} |
+void CPDF_TextPage::AddCharInfoByRLDirection(CFX_WideString& str, int i) { |
+ PAGECHAR_INFO Info = *(PAGECHAR_INFO*)m_TempCharList.GetAt(i); |
+ if (!IsControlChar(Info)) { |
+ Info.m_Index = m_TextBuf.GetLength(); |
+ FX_WCHAR wChar = FX_GetMirrorChar(str.GetAt(i), TRUE, FALSE); |
+ FX_WCHAR* pDst = NULL; |
+ FX_STRSIZE nCount = FX_Unicode_GetNormalization(wChar, pDst); |
+ if (nCount >= 1) { |
+ pDst = FX_Alloc(FX_WCHAR, nCount); |
+ FX_Unicode_GetNormalization(wChar, pDst); |
+ for (int nIndex = 0; nIndex < nCount; nIndex++) { |
+ PAGECHAR_INFO Info2 = Info; |
+ Info2.m_Unicode = pDst[nIndex]; |
+ Info2.m_Flag = FPDFTEXT_CHAR_PIECE; |
+ m_TextBuf.AppendChar(Info2.m_Unicode); |
+ if (!m_ParseOptions.m_bGetCharCodeOnly) { |
+ m_charList.Add(Info2); |
+ } |
+ } |
+ FX_Free(pDst); |
+ return; |
+ } |
+ Info.m_Unicode = wChar; |
+ m_TextBuf.AppendChar(Info.m_Unicode); |
+ } else { |
+ Info.m_Index = -1; |
+ } |
+ if (!m_ParseOptions.m_bGetCharCodeOnly) { |
+ m_charList.Add(Info); |
+ } |
+} |
+void CPDF_TextPage::CloseTempLine() { |
+ int count1 = m_TempCharList.GetSize(); |
+ if (count1 <= 0) { |
+ return; |
+ } |
+ nonstd::unique_ptr<IFX_BidiChar> pBidiChar(IFX_BidiChar::Create()); |
+ CFX_WideString str = m_TempTextBuf.GetWideString(); |
+ CFX_WordArray order; |
+ FX_BOOL bR2L = FALSE; |
+ int32_t start = 0, count = 0; |
+ int nR2L = 0, nL2R = 0; |
+ FX_BOOL bPrevSpace = FALSE; |
+ for (int i = 0; i < str.GetLength(); i++) { |
+ if (str.GetAt(i) == 32) { |
+ if (bPrevSpace) { |
+ m_TempTextBuf.Delete(i, 1); |
+ m_TempCharList.Delete(i); |
+ str.Delete(i); |
+ count1--; |
+ i--; |
+ continue; |
+ } |
+ bPrevSpace = TRUE; |
+ } else { |
+ bPrevSpace = FALSE; |
+ } |
+ if (pBidiChar->AppendChar(str.GetAt(i))) { |
+ int32_t ret = pBidiChar->GetBidiInfo(start, count); |
+ order.Add(start); |
+ order.Add(count); |
+ order.Add(ret); |
+ if (!bR2L) { |
+ if (ret == 2) { |
+ nR2L++; |
+ } else if (ret == 1) { |
+ nL2R++; |
+ } |
+ } |
+ } |
+ } |
+ if (pBidiChar->EndChar()) { |
+ int32_t ret = pBidiChar->GetBidiInfo(start, count); |
+ order.Add(start); |
+ order.Add(count); |
+ order.Add(ret); |
+ if (!bR2L) { |
+ if (ret == 2) { |
+ nR2L++; |
+ } else if (ret == 1) { |
+ nL2R++; |
+ } |
+ } |
+ } |
+ if (nR2L > 0 && nR2L >= nL2R) { |
+ bR2L = TRUE; |
+ } |
+ if (m_parserflag == FPDFTEXT_RLTB || bR2L) { |
+ int count = order.GetSize(); |
+ for (int i = count - 1; i > 0; i -= 3) { |
+ int ret = order.GetAt(i); |
+ int start = order.GetAt(i - 2); |
+ int count1 = order.GetAt(i - 1); |
+ if (ret == 2 || ret == 0) { |
+ for (int j = start + count1 - 1; j >= start; j--) { |
+ AddCharInfoByRLDirection(str, j); |
+ } |
+ } else { |
+ int j = i; |
+ FX_BOOL bSymbol = FALSE; |
+ while (j > 0 && order.GetAt(j) != 2) { |
+ bSymbol = !order.GetAt(j); |
+ j -= 3; |
+ } |
+ int end = start + count1; |
+ int n = 0; |
+ if (bSymbol) { |
+ n = j + 6; |
} 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; |
- } |
+ n = j + 3; |
} |
- } |
- rectArray.Add(rect); |
- return; |
-} |
-int CPDF_TextPage::GetIndexAtPos(CPDF_Point point , FX_FLOAT xTorelance, FX_FLOAT yTorelance) const |
-{ |
- if(m_ParseOptions.m_bGetCharCodeOnly) { |
- return -3; |
- } |
- if (!m_IsParsered) { |
- return -3; |
- } |
- int pos = 0; |
- int NearPos = -1; |
- double xdif = 5000, ydif = 5000; |
- while(pos < m_charList.GetSize()) { |
- PAGECHAR_INFO charinfo = *(PAGECHAR_INFO*)(m_charList.GetAt(pos)); |
- CFX_FloatRect charrect = charinfo.m_CharBox; |
- if (charrect.Contains(point.x, point.y)) { |
+ if (n >= i) { |
+ for (int m = start; m < end; m++) { |
+ AddCharInfoByLRDirection(str, m); |
+ } |
+ } else { |
+ j = i; |
+ i = n; |
+ for (; n <= j; n += 3) { |
+ int start = order.GetAt(n - 2); |
+ int count1 = order.GetAt(n - 1); |
+ int end = start + count1; |
+ for (int m = start; m < end; m++) { |
+ AddCharInfoByLRDirection(str, m); |
+ } |
+ } |
+ } |
+ } |
+ } |
+ } else { |
+ int count = order.GetSize(); |
+ FX_BOOL bL2R = FALSE; |
+ for (int i = 0; i < count; i += 3) { |
+ int ret = order.GetAt(i + 2); |
+ int start = order.GetAt(i); |
+ int count1 = order.GetAt(i + 1); |
+ if (ret == 2 || (i == 0 && ret == 0 && !bL2R)) { |
+ int j = i + 3; |
+ while (bR2L && j < count) { |
+ if (order.GetAt(j + 2) == 1) { |
break; |
- } |
- if (xTorelance > 0 || yTorelance > 0) { |
- CFX_FloatRect charRectExt; |
- charrect.Normalize(); |
- charRectExt.left = charrect.left - xTorelance / 2; |
- charRectExt.right = charrect.right + xTorelance / 2; |
- charRectExt.top = charrect.top + yTorelance / 2; |
- charRectExt.bottom = charrect.bottom - yTorelance / 2; |
- if (charRectExt.Contains(point.x, point.y)) { |
- double curXdif, curYdif; |
- curXdif = FXSYS_fabs(point.x - charrect.left) < FXSYS_fabs(point.x - charrect.right) ? FXSYS_fabs(point.x - charrect.left) : FXSYS_fabs(point.x - charrect.right); |
- curYdif = FXSYS_fabs(point.y - charrect.bottom) < FXSYS_fabs(point.y - charrect.top ) ? FXSYS_fabs(point.y - charrect.bottom) : FXSYS_fabs(point.y - charrect.top); |
- if (curYdif + curXdif < xdif + ydif) { |
- ydif = curYdif; |
- xdif = curXdif; |
- NearPos = pos; |
- } |
- } |
- } |
- ++pos; |
- } |
- if (pos >= m_charList.GetSize()) { |
- pos = NearPos; |
- } |
- return pos; |
-} |
-CFX_WideString CPDF_TextPage::GetTextByRect(const CFX_FloatRect& rect) const |
-{ |
- CFX_WideString strText; |
- if(m_ParseOptions.m_bGetCharCodeOnly || !m_IsParsered) { |
- return strText; |
+ } else { |
+ j += 3; |
+ } |
+ } |
+ if (j == 3) { |
+ i = -3; |
+ bL2R = TRUE; |
+ continue; |
+ } |
+ int end = m_TempCharList.GetSize() - 1; |
+ if (j < count) { |
+ end = order.GetAt(j) - 1; |
+ } |
+ i = j - 3; |
+ for (int n = end; n >= start; n--) { |
+ AddCharInfoByRLDirection(str, n); |
+ } |
+ } else { |
+ int end = start + count1; |
+ for (int n = start; n < end; n++) { |
+ AddCharInfoByLRDirection(str, n); |
+ } |
+ } |
+ } |
+ } |
+ order.RemoveAll(); |
+ m_TempCharList.RemoveAll(); |
+ m_TempTextBuf.Delete(0, m_TempTextBuf.GetLength()); |
+} |
+void CPDF_TextPage::ProcessTextObject(CPDF_TextObject* pTextObj, |
+ const CFX_AffineMatrix& formMatrix, |
+ FX_POSITION 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) { |
+ return; |
+ } |
+ int count = m_LineObj.GetSize(); |
+ PDFTEXT_Obj Obj; |
+ Obj.m_pTextObj = pTextObj; |
+ Obj.m_formMatrix = formMatrix; |
+ if (count == 0) { |
+ m_LineObj.Add(Obj); |
+ return; |
+ } |
+ if (IsSameAsPreTextObject(pTextObj, ObjPos)) { |
+ return; |
+ } |
+ PDFTEXT_Obj prev_Obj = m_LineObj.GetAt(count - 1); |
+ CPDF_TextObjectItem item; |
+ int nItem = prev_Obj.m_pTextObj->CountItems(); |
+ prev_Obj.m_pTextObj->GetItemInfo(nItem - 1, &item); |
+ FX_FLOAT prev_width = |
+ GetCharWidth(item.m_CharCode, prev_Obj.m_pTextObj->GetFont()) * |
+ prev_Obj.m_pTextObj->GetFontSize() / 1000; |
+ CFX_AffineMatrix prev_matrix; |
+ prev_Obj.m_pTextObj->GetTextMatrix(&prev_matrix); |
+ prev_width = FXSYS_fabs(prev_width); |
+ prev_matrix.Concat(prev_Obj.m_formMatrix); |
+ prev_width = prev_matrix.TransformDistance(prev_width); |
+ pTextObj->GetItemInfo(0, &item); |
+ FX_FLOAT this_width = GetCharWidth(item.m_CharCode, pTextObj->GetFont()) * |
+ pTextObj->GetFontSize() / 1000; |
+ this_width = FXSYS_fabs(this_width); |
+ CFX_AffineMatrix this_matrix; |
+ pTextObj->GetTextMatrix(&this_matrix); |
+ this_width = FXSYS_fabs(this_width); |
+ this_matrix.Concat(formMatrix); |
+ this_width = this_matrix.TransformDistance(this_width); |
+ FX_FLOAT threshold = |
+ prev_width > this_width ? prev_width / 4 : this_width / 4; |
+ FX_FLOAT prev_x = prev_Obj.m_pTextObj->GetPosX(), |
+ prev_y = prev_Obj.m_pTextObj->GetPosY(); |
+ prev_Obj.m_formMatrix.Transform(prev_x, prev_y); |
+ m_DisplayMatrix.Transform(prev_x, prev_y); |
+ FX_FLOAT this_x = pTextObj->GetPosX(), this_y = pTextObj->GetPosY(); |
+ 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++) { |
+ ProcessTextObject(m_LineObj.GetAt(i)); |
} |
- int nCount = m_charList.GetSize(); |
- int pos = 0; |
- FX_FLOAT posy = 0; |
- FX_BOOL IsContainPreChar = FALSE; |
- FX_BOOL ISAddLineFeed = FALSE; |
- while (pos < nCount) { |
- PAGECHAR_INFO charinfo = *(PAGECHAR_INFO*)m_charList.GetAt(pos++); |
- if (IsRectIntersect(rect, charinfo.m_CharBox)) { |
- if (FXSYS_fabs(posy - charinfo.m_OriginY) > 0 && !IsContainPreChar && ISAddLineFeed) { |
- posy = charinfo.m_OriginY; |
- if (strText.GetLength() > 0) { |
- strText += L"\r\n"; |
- } |
- } |
- IsContainPreChar = TRUE; |
- ISAddLineFeed = FALSE; |
- if (charinfo.m_Unicode) { |
- strText += charinfo.m_Unicode; |
- } |
- } else if (charinfo.m_Unicode == 32) { |
- if (IsContainPreChar && charinfo.m_Unicode) { |
- strText += charinfo.m_Unicode; |
- IsContainPreChar = FALSE; |
- ISAddLineFeed = FALSE; |
- } |
+ m_LineObj.RemoveAll(); |
+ m_LineObj.Add(Obj); |
+ return; |
+ } |
+ int i = 0; |
+ if (m_ParseOptions.m_bNormalizeObjs) { |
+ for (i = count - 1; i >= 0; i--) { |
+ PDFTEXT_Obj prev_Obj = m_LineObj.GetAt(i); |
+ CFX_AffineMatrix prev_matrix; |
+ prev_Obj.m_pTextObj->GetTextMatrix(&prev_matrix); |
+ FX_FLOAT Prev_x = prev_Obj.m_pTextObj->GetPosX(), |
+ Prev_y = prev_Obj.m_pTextObj->GetPosY(); |
+ prev_Obj.m_formMatrix.Transform(Prev_x, Prev_y); |
+ m_DisplayMatrix.Transform(Prev_x, Prev_y); |
+ if (this_x >= Prev_x) { |
+ if (i == count - 1) { |
+ m_LineObj.Add(Obj); |
} else { |
- IsContainPreChar = FALSE; |
- ISAddLineFeed = TRUE; |
- } |
- } |
- return strText; |
-} |
-void CPDF_TextPage::GetRectsArrayByRect(const CFX_FloatRect& rect, CFX_RectArray& resRectArray) const |
-{ |
- if(m_ParseOptions.m_bGetCharCodeOnly) { |
- return; |
- } |
- if (!m_IsParsered) { |
- return; |
- } |
- CFX_FloatRect curRect; |
- FX_BOOL flagNewRect = TRUE; |
- CPDF_TextObject* pCurObj = NULL; |
- int nCount = m_charList.GetSize(); |
- int pos = 0; |
- while (pos < nCount) { |
- PAGECHAR_INFO info_curchar = *(PAGECHAR_INFO*)m_charList.GetAt(pos++); |
- if (info_curchar.m_Flag == FPDFTEXT_CHAR_GENERATED) { |
- continue; |
- } |
- if (IsRectIntersect(rect, info_curchar.m_CharBox)) { |
- if(!pCurObj) { |
- pCurObj = info_curchar.m_pTextObj; |
- } |
- if (pCurObj != info_curchar.m_pTextObj) { |
- resRectArray.Add(curRect); |
- pCurObj = info_curchar.m_pTextObj; |
- flagNewRect = TRUE; |
- } |
- if (flagNewRect) { |
- curRect = info_curchar.m_CharBox; |
- flagNewRect = FALSE; |
- curRect.Normalize(); |
- } else { |
- info_curchar.m_CharBox.Normalize(); |
- if (curRect.left > info_curchar.m_CharBox.left) { |
- curRect.left = info_curchar.m_CharBox.left; |
- } |
- if (curRect.right < info_curchar.m_CharBox.right) { |
- curRect.right = info_curchar.m_CharBox.right; |
- } |
- if ( curRect.top < info_curchar.m_CharBox.top) { |
- curRect.top = info_curchar.m_CharBox.top; |
- } |
- if (curRect.bottom > info_curchar.m_CharBox.bottom) { |
- curRect.bottom = info_curchar.m_CharBox.bottom; |
- } |
- } |
- } |
- } |
- resRectArray.Add(curRect); |
+ m_LineObj.InsertAt(i + 1, Obj); |
+ } |
+ break; |
+ } |
+ } |
+ if (i < 0) { |
+ m_LineObj.InsertAt(0, Obj); |
+ } |
+ } else { |
+ m_LineObj.Add(Obj); |
+ } |
+} |
+int32_t CPDF_TextPage::PreMarkedContent(PDFTEXT_Obj Obj) { |
+ CPDF_TextObject* pTextObj = Obj.m_pTextObj; |
+ CPDF_ContentMarkData* pMarkData = |
+ (CPDF_ContentMarkData*)pTextObj->m_ContentMark.GetObject(); |
+ if (!pMarkData) { |
+ return FPDFTEXT_MC_PASS; |
+ } |
+ int nContentMark = pMarkData->CountItems(); |
+ if (nContentMark < 1) { |
+ return FPDFTEXT_MC_PASS; |
+ } |
+ CFX_WideString actText; |
+ FX_BOOL bExist = FALSE; |
+ CPDF_Dictionary* pDict = NULL; |
+ int n = 0; |
+ for (n = 0; n < nContentMark; n++) { |
+ CPDF_ContentMarkItem& item = pMarkData->GetItem(n); |
+ CFX_ByteString tagStr = (CFX_ByteString)item.GetName(); |
+ pDict = (CPDF_Dictionary*)item.GetParam(); |
+ CPDF_String* temp = |
+ (CPDF_String*)(pDict ? pDict->GetElement(FX_BSTRC("ActualText")) |
+ : NULL); |
+ if (temp) { |
+ bExist = TRUE; |
+ actText = temp->GetUnicodeText(); |
+ } |
+ } |
+ if (!bExist) { |
+ return FPDFTEXT_MC_PASS; |
+ } |
+ if (m_pPreTextObj) { |
+ if (CPDF_ContentMarkData* pPreMarkData = |
+ (CPDF_ContentMarkData*)m_pPreTextObj->m_ContentMark.GetObject()) { |
+ if (pPreMarkData->CountItems() == n) { |
+ CPDF_ContentMarkItem& item = pPreMarkData->GetItem(n - 1); |
+ if (pDict == item.GetParam()) { |
+ return FPDFTEXT_MC_DONE; |
+ } |
+ } |
+ } |
+ } |
+ CPDF_Font* pFont = pTextObj->GetFont(); |
+ FX_STRSIZE nItems = actText.GetLength(); |
+ if (nItems < 1) { |
+ return FPDFTEXT_MC_PASS; |
+ } |
+ bExist = FALSE; |
+ for (FX_STRSIZE i = 0; i < nItems; i++) { |
+ FX_WCHAR wChar = actText.GetAt(i); |
+ if (-1 == pFont->CharCodeFromUnicode(wChar)) { |
+ continue; |
+ } else { |
+ bExist = TRUE; |
+ break; |
+ } |
+ } |
+ if (!bExist) { |
+ return FPDFTEXT_MC_PASS; |
+ } |
+ 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; |
+ break; |
+ } |
+ } |
+ if (!bExist) { |
+ return FPDFTEXT_MC_DONE; |
+ } |
+ return FPDFTEXT_MC_DELAY; |
+} |
+void CPDF_TextPage::ProcessMarkedContent(PDFTEXT_Obj Obj) { |
+ CPDF_TextObject* pTextObj = Obj.m_pTextObj; |
+ CPDF_ContentMarkData* pMarkData = |
+ (CPDF_ContentMarkData*)pTextObj->m_ContentMark.GetObject(); |
+ if (!pMarkData) { |
return; |
-} |
-int CPDF_TextPage::GetIndexAtPos(FX_FLOAT x, FX_FLOAT y, FX_FLOAT xTorelance, FX_FLOAT yTorelance) const |
-{ |
- if(m_ParseOptions.m_bGetCharCodeOnly) { |
- return -3; |
- } |
- CPDF_Point point(x, y); |
- return GetIndexAtPos(point, xTorelance, yTorelance); |
-} |
-void CPDF_TextPage::GetCharInfo(int index, FPDF_CHAR_INFO & info) const |
-{ |
- if(m_ParseOptions.m_bGetCharCodeOnly) { |
- return; |
- } |
- if (!m_IsParsered) { |
- return; |
- } |
- if (index < 0 || index >= m_charList.GetSize()) { |
- return; |
+ } |
+ int nContentMark = pMarkData->CountItems(); |
+ if (nContentMark < 1) { |
+ return; |
+ } |
+ CFX_WideString actText; |
+ CPDF_Dictionary* pDict = NULL; |
+ int n = 0; |
+ for (n = 0; n < nContentMark; n++) { |
+ CPDF_ContentMarkItem& item = pMarkData->GetItem(n); |
+ CFX_ByteString tagStr = (CFX_ByteString)item.GetName(); |
+ pDict = (CPDF_Dictionary*)item.GetParam(); |
+ CPDF_String* temp = |
+ (CPDF_String*)(pDict ? pDict->GetElement(FX_BSTRC("ActualText")) |
+ : NULL); |
+ if (temp) { |
+ actText = temp->GetUnicodeText(); |
+ } |
+ } |
+ FX_STRSIZE nItems = actText.GetLength(); |
+ if (nItems < 1) { |
+ return; |
+ } |
+ CPDF_Font* pFont = pTextObj->GetFont(); |
+ CFX_AffineMatrix formMatrix = Obj.m_formMatrix; |
+ CFX_AffineMatrix matrix; |
+ pTextObj->GetTextMatrix(&matrix); |
+ matrix.Concat(formMatrix); |
+ FX_FLOAT fPosX = pTextObj->GetPosX(); |
+ FX_FLOAT fPosY = pTextObj->GetPosY(); |
+ int nCharInfoIndex = m_TextBuf.GetLength(); |
+ CFX_FloatRect charBox; |
+ charBox.top = pTextObj->m_Top; |
+ charBox.left = pTextObj->m_Left; |
+ charBox.right = pTextObj->m_Right; |
+ charBox.bottom = pTextObj->m_Bottom; |
+ for (FX_STRSIZE k = 0; k < nItems; k++) { |
+ FX_WCHAR wChar = actText.GetAt(k); |
+ if (wChar <= 0x80 && !isprint(wChar)) { |
+ wChar = 0x20; |
+ } |
+ if (wChar >= 0xFFFD) { |
+ continue; |
} |
PAGECHAR_INFO charinfo; |
- charinfo = *(PAGECHAR_INFO*)m_charList.GetAt(index); |
- info.m_Charcode = charinfo.m_CharCode; |
- info.m_OriginX = charinfo.m_OriginX; |
- info.m_OriginY = charinfo.m_OriginY; |
- info.m_Unicode = charinfo.m_Unicode; |
- 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()) { |
- info.m_FontSize = charinfo.m_pTextObj->GetFontSize(); |
- } |
- info.m_Matrix.Copy(charinfo.m_Matrix); |
+ charinfo.m_OriginX = fPosX; |
+ charinfo.m_OriginY = fPosY; |
+ charinfo.m_Index = nCharInfoIndex; |
+ charinfo.m_Unicode = wChar; |
+ charinfo.m_CharCode = pFont->CharCodeFromUnicode(wChar); |
+ charinfo.m_Flag = FPDFTEXT_CHAR_PIECE; |
+ charinfo.m_pTextObj = pTextObj; |
+ charinfo.m_CharBox.top = charBox.top; |
+ charinfo.m_CharBox.left = charBox.left; |
+ charinfo.m_CharBox.right = charBox.right; |
+ charinfo.m_CharBox.bottom = charBox.bottom; |
+ charinfo.m_Matrix.Copy(matrix); |
+ m_TempTextBuf.AppendChar(wChar); |
+ m_TempCharList.Add(charinfo); |
+ } |
+} |
+void CPDF_TextPage::FindPreviousTextObject(void) { |
+ if (m_TempCharList.GetSize() < 1 && m_charList.GetSize() < 1) { |
return; |
-} |
-void CPDF_TextPage::CheckMarkedContentObject(int32_t& start, int32_t& nCount) const |
-{ |
- PAGECHAR_INFO charinfo = *(PAGECHAR_INFO*)m_charList.GetAt(start); |
- PAGECHAR_INFO charinfo2 = *(PAGECHAR_INFO*)m_charList.GetAt(start + nCount - 1); |
- if (FPDFTEXT_CHAR_PIECE != charinfo.m_Flag && FPDFTEXT_CHAR_PIECE != charinfo2.m_Flag) { |
- return; |
- } |
- if (FPDFTEXT_CHAR_PIECE == charinfo.m_Flag) { |
- PAGECHAR_INFO charinfo1 = charinfo; |
- int startIndex = start; |
- while(FPDFTEXT_CHAR_PIECE == charinfo1.m_Flag && charinfo1.m_Index == charinfo.m_Index) { |
- startIndex--; |
- if (startIndex < 0) { |
- break; |
- } |
- charinfo1 = *(PAGECHAR_INFO*)m_charList.GetAt(startIndex); |
- } |
- startIndex++; |
- start = startIndex; |
- } |
- if (FPDFTEXT_CHAR_PIECE == charinfo2.m_Flag) { |
- PAGECHAR_INFO charinfo3 = charinfo2; |
- int endIndex = start + nCount - 1; |
- while(FPDFTEXT_CHAR_PIECE == charinfo3.m_Flag && charinfo3.m_Index == charinfo2.m_Index) { |
- endIndex++; |
- if (endIndex >= m_charList.GetSize()) { |
- break; |
- } |
- charinfo3 = *(PAGECHAR_INFO*)m_charList.GetAt(endIndex); |
- } |
- endIndex--; |
- nCount = endIndex - start + 1; |
- } |
-} |
-CFX_WideString CPDF_TextPage::GetPageText(int start , int nCount) const |
-{ |
- if (!m_IsParsered || nCount == 0) { |
- return L""; |
- } |
- if (start < 0) { |
- start = 0; |
- } |
- if (nCount == -1) { |
- nCount = m_charList.GetSize() - start; |
- return m_TextBuf.GetWideString().Mid(start, m_TextBuf.GetWideString().GetLength()); |
- } |
- if(nCount <= 0 || m_charList.GetSize() <= 0) { |
- return L""; |
- } |
- if(nCount + start > m_charList.GetSize() - 1) { |
- nCount = m_charList.GetSize() - start; |
- } |
- if (nCount <= 0) { |
- return L""; |
- } |
- CheckMarkedContentObject(start, nCount); |
- int startindex = 0; |
- PAGECHAR_INFO charinfo = *(PAGECHAR_INFO*)m_charList.GetAt(start); |
- int startOffset = 0; |
- while(charinfo.m_Index == -1) { |
- startOffset++; |
- if (startOffset > nCount || start + startOffset >= m_charList.GetSize()) { |
- return L""; |
+ } |
+ PAGECHAR_INFO preChar; |
+ if (m_TempCharList.GetSize() >= 1) { |
+ preChar = |
+ *(PAGECHAR_INFO*)m_TempCharList.GetAt(m_TempCharList.GetSize() - 1); |
+ } else { |
+ preChar = *(PAGECHAR_INFO*)m_charList.GetAt(m_charList.GetSize() - 1); |
+ } |
+ if (preChar.m_pTextObj) { |
+ m_pPreTextObj = preChar.m_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) { |
+ return; |
+ } |
+ CFX_AffineMatrix formMatrix = Obj.m_formMatrix; |
+ CPDF_Font* pFont = pTextObj->GetFont(); |
+ CFX_AffineMatrix matrix; |
+ pTextObj->GetTextMatrix(&matrix); |
+ matrix.Concat(formMatrix); |
+ int32_t bPreMKC = PreMarkedContent(Obj); |
+ if (FPDFTEXT_MC_DONE == bPreMKC) { |
+ m_pPreTextObj = pTextObj; |
+ m_perMatrix.Copy(formMatrix); |
+ return; |
+ } |
+ int result = 0; |
+ if (m_pPreTextObj) { |
+ result = ProcessInsertObject(pTextObj, formMatrix); |
+ if (2 == result) { |
+ m_CurlineRect = |
+ CFX_FloatRect(Obj.m_pTextObj->m_Left, Obj.m_pTextObj->m_Bottom, |
+ Obj.m_pTextObj->m_Right, Obj.m_pTextObj->m_Top); |
+ } else { |
+ m_CurlineRect.Union( |
+ CFX_FloatRect(Obj.m_pTextObj->m_Left, Obj.m_pTextObj->m_Bottom, |
+ Obj.m_pTextObj->m_Right, Obj.m_pTextObj->m_Top)); |
+ } |
+ PAGECHAR_INFO generateChar; |
+ if (result == 1) { |
+ if (GenerateCharInfo(TEXT_BLANK_CHAR, generateChar)) { |
+ if (!formMatrix.IsIdentity()) { |
+ generateChar.m_Matrix.Copy(formMatrix); |
+ } |
+ m_TempTextBuf.AppendChar(TEXT_BLANK_CHAR); |
+ m_TempCharList.Add(generateChar); |
+ } |
+ } else if (result == 2) { |
+ CloseTempLine(); |
+ if (m_TextBuf.GetSize()) { |
+ if (m_ParseOptions.m_bGetCharCodeOnly) { |
+ m_TextBuf.AppendChar(TEXT_RETURN_CHAR); |
+ m_TextBuf.AppendChar(TEXT_LINEFEED_CHAR); |
+ } else { |
+ if (GenerateCharInfo(TEXT_RETURN_CHAR, generateChar)) { |
+ m_TextBuf.AppendChar(TEXT_RETURN_CHAR); |
+ if (!formMatrix.IsIdentity()) { |
+ generateChar.m_Matrix.Copy(formMatrix); |
+ } |
+ m_charList.Add(generateChar); |
+ } |
+ if (GenerateCharInfo(TEXT_LINEFEED_CHAR, generateChar)) { |
+ m_TextBuf.AppendChar(TEXT_LINEFEED_CHAR); |
+ if (!formMatrix.IsIdentity()) { |
+ generateChar.m_Matrix.Copy(formMatrix); |
+ } |
+ m_charList.Add(generateChar); |
+ } |
+ } |
+ } |
+ } else if (result == 3 && !m_ParseOptions.m_bOutputHyphen) { |
+ int32_t nChars = pTextObj->CountChars(); |
+ if (nChars == 1) { |
+ CPDF_TextObjectItem item; |
+ pTextObj->GetCharInfo(0, &item); |
+ CFX_WideString wstrItem = |
+ pTextObj->GetFont()->UnicodeFromCharCode(item.m_CharCode); |
+ if (wstrItem.IsEmpty()) { |
+ wstrItem += (FX_WCHAR)item.m_CharCode; |
+ } |
+ FX_WCHAR curChar = wstrItem.GetAt(0); |
+ if (0x2D == curChar || 0xAD == curChar) { |
+ return; |
+ } |
+ } |
+ while (m_TempTextBuf.GetSize() > 0 && |
+ m_TempTextBuf.GetWideString().GetAt(m_TempTextBuf.GetLength() - |
+ 1) == 0x20) { |
+ m_TempTextBuf.Delete(m_TempTextBuf.GetLength() - 1, 1); |
+ m_TempCharList.Delete(m_TempCharList.GetSize() - 1); |
+ } |
+ PAGECHAR_INFO* cha = |
+ (PAGECHAR_INFO*)m_TempCharList.GetAt(m_TempCharList.GetSize() - 1); |
+ m_TempTextBuf.Delete(m_TempTextBuf.GetLength() - 1, 1); |
+ cha->m_Unicode = 0x2; |
+ cha->m_Flag = FPDFTEXT_CHAR_HYPHEN; |
+ m_TempTextBuf.AppendChar(0xfffe); |
+ } |
+ } else { |
+ m_CurlineRect = |
+ CFX_FloatRect(Obj.m_pTextObj->m_Left, Obj.m_pTextObj->m_Bottom, |
+ Obj.m_pTextObj->m_Right, Obj.m_pTextObj->m_Top); |
+ } |
+ if (FPDFTEXT_MC_DELAY == bPreMKC) { |
+ ProcessMarkedContent(Obj); |
+ m_pPreTextObj = pTextObj; |
+ m_perMatrix.Copy(formMatrix); |
+ return; |
+ } |
+ m_pPreTextObj = pTextObj; |
+ m_perMatrix.Copy(formMatrix); |
+ int nItems = pTextObj->CountItems(); |
+ FX_FLOAT baseSpace = _CalculateBaseSpace(pTextObj, matrix); |
+ |
+ const FX_BOOL bR2L = IsRightToLeft(pTextObj, pFont, nItems); |
+ const FX_BOOL bIsBidiAndMirrorInverse = |
+ bR2L && (matrix.a * matrix.d - matrix.b * matrix.c) < 0; |
+ int32_t iBufStartAppend = m_TempTextBuf.GetLength(); |
+ int32_t iCharListStartAppend = m_TempCharList.GetSize(); |
+ |
+ FX_FLOAT spacing = 0; |
+ for (int i = 0; i < nItems; i++) { |
+ CPDF_TextObjectItem item; |
+ PAGECHAR_INFO charinfo; |
+ charinfo.m_OriginX = 0; |
+ charinfo.m_OriginY = 0; |
+ pTextObj->GetItemInfo(i, &item); |
+ if (item.m_CharCode == (FX_DWORD)-1) { |
+ CFX_WideString str = m_TempTextBuf.GetWideString(); |
+ if (str.IsEmpty()) { |
+ str = m_TextBuf.GetWideString(); |
+ } |
+ if (str.IsEmpty() || str.GetAt(str.GetLength() - 1) == TEXT_BLANK_CHAR) { |
+ continue; |
+ } |
+ FX_FLOAT fontsize_h = pTextObj->m_TextState.GetFontSizeH(); |
+ spacing = -fontsize_h * item.m_OriginX / 1000; |
+ continue; |
+ } |
+ FX_FLOAT charSpace = pTextObj->m_TextState.GetObject()->m_CharSpace; |
+ if (charSpace > 0.001) { |
+ spacing += matrix.TransformDistance(charSpace); |
+ } 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(); |
+ FX_DWORD space_charcode = pFont->CharCodeFromUnicode(' '); |
+ FX_FLOAT threshold = 0; |
+ if (space_charcode != -1) { |
+ threshold = fontsize_h * pFont->GetCharWidthF(space_charcode) / 1000; |
+ } |
+ if (threshold > fontsize_h / 3) { |
+ threshold = 0; |
+ } else { |
+ threshold /= 2; |
+ } |
+ if (threshold == 0) { |
+ threshold = fontsize_h; |
+ int this_width = FXSYS_abs(GetCharWidth(item.m_CharCode, pFont)); |
+ threshold = this_width > last_width ? (FX_FLOAT)this_width |
+ : (FX_FLOAT)last_width; |
+ threshold = _NormalizeThreshold(threshold); |
+ threshold = fontsize_h * threshold / 1000; |
+ } |
+ if (threshold && (spacing && spacing >= threshold)) { |
+ charinfo.m_Unicode = TEXT_BLANK_CHAR; |
+ charinfo.m_Flag = FPDFTEXT_CHAR_GENERATED; |
+ charinfo.m_pTextObj = pTextObj; |
+ charinfo.m_Index = m_TextBuf.GetLength(); |
+ m_TempTextBuf.AppendChar(TEXT_BLANK_CHAR); |
+ charinfo.m_CharCode = -1; |
+ charinfo.m_Matrix.Copy(formMatrix); |
+ matrix.Transform(item.m_OriginX, item.m_OriginY, charinfo.m_OriginX, |
+ charinfo.m_OriginY); |
+ charinfo.m_CharBox = |
+ CFX_FloatRect(charinfo.m_OriginX, charinfo.m_OriginY, |
+ charinfo.m_OriginX, charinfo.m_OriginY); |
+ m_TempCharList.Add(charinfo); |
+ } |
+ if (item.m_CharCode == (FX_DWORD)-1) { |
+ continue; |
+ } |
+ } |
+ spacing = 0; |
+ CFX_WideString wstrItem = pFont->UnicodeFromCharCode(item.m_CharCode); |
+ FX_BOOL bNoUnicode = FALSE; |
+ FX_WCHAR wChar = wstrItem.GetAt(0); |
+ if ((wstrItem.IsEmpty() || wChar == 0) && item.m_CharCode) { |
+ if (wstrItem.IsEmpty()) { |
+ wstrItem += (FX_WCHAR)item.m_CharCode; |
+ } else { |
+ wstrItem.SetAt(0, (FX_WCHAR)item.m_CharCode); |
+ } |
+ bNoUnicode = TRUE; |
+ } |
+ charinfo.m_Index = -1; |
+ charinfo.m_CharCode = item.m_CharCode; |
+ if (bNoUnicode) { |
+ charinfo.m_Flag = FPDFTEXT_CHAR_UNUNICODE; |
+ } 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, |
+ charinfo.m_OriginY); |
+ FX_RECT rect(0, 0, 0, 0); |
+ rect.Intersect(0, 0, 0, 0); |
+ charinfo.m_pTextObj->GetFont()->GetCharBBox(charinfo.m_CharCode, rect); |
+ charinfo.m_CharBox.top = |
+ rect.top * pTextObj->GetFontSize() / 1000 + item.m_OriginY; |
+ charinfo.m_CharBox.left = |
+ rect.left * pTextObj->GetFontSize() / 1000 + item.m_OriginX; |
+ charinfo.m_CharBox.right = |
+ rect.right * pTextObj->GetFontSize() / 1000 + item.m_OriginX; |
+ charinfo.m_CharBox.bottom = |
+ rect.bottom * pTextObj->GetFontSize() / 1000 + item.m_OriginY; |
+ if (fabsf(charinfo.m_CharBox.top - charinfo.m_CharBox.bottom) < 0.01f) { |
+ charinfo.m_CharBox.top = |
+ charinfo.m_CharBox.bottom + pTextObj->GetFontSize(); |
+ } |
+ if (fabsf(charinfo.m_CharBox.right - charinfo.m_CharBox.left) < 0.01f) { |
+ charinfo.m_CharBox.right = |
+ charinfo.m_CharBox.left + pTextObj->GetCharWidth(charinfo.m_CharCode); |
+ } |
+ matrix.TransformRect(charinfo.m_CharBox); |
+ charinfo.m_Matrix.Copy(matrix); |
+ if (wstrItem.IsEmpty()) { |
+ charinfo.m_Unicode = 0; |
+ m_TempCharList.Add(charinfo); |
+ m_TempTextBuf.AppendChar(0xfffe); |
+ continue; |
+ } else { |
+ int nTotal = wstrItem.GetLength(); |
+ FX_BOOL bDel = FALSE; |
+ const int count = std::min(m_TempCharList.GetSize(), 7); |
+ FX_FLOAT threshold = charinfo.m_Matrix.TransformXDistance( |
+ (FX_FLOAT)TEXT_CHARRATIO_GAPDELTA * pTextObj->GetFontSize()); |
+ for (int n = m_TempCharList.GetSize(); |
+ n > m_TempCharList.GetSize() - count; n--) { |
+ PAGECHAR_INFO* charinfo1 = (PAGECHAR_INFO*)m_TempCharList.GetAt(n - 1); |
+ if (charinfo1->m_CharCode == charinfo.m_CharCode && |
+ 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; |
+ break; |
+ } |
+ } |
+ if (!bDel) { |
+ for (int nIndex = 0; nIndex < nTotal; nIndex++) { |
+ charinfo.m_Unicode = wstrItem.GetAt(nIndex); |
+ if (charinfo.m_Unicode) { |
+ charinfo.m_Index = m_TextBuf.GetLength(); |
+ m_TempTextBuf.AppendChar(charinfo.m_Unicode); |
+ } else { |
+ m_TempTextBuf.AppendChar(0xfffe); |
+ } |
+ m_TempCharList.Add(charinfo); |
} |
- charinfo = *(PAGECHAR_INFO*)m_charList.GetAt(start + startOffset); |
- } |
- startindex = charinfo.m_Index; |
- charinfo = *(PAGECHAR_INFO*)m_charList.GetAt(start + nCount - 1); |
- int nCountOffset = 0; |
- while (charinfo.m_Index == -1) { |
- nCountOffset++; |
- if (nCountOffset >= nCount) { |
- return L""; |
+ } else if (i == 0) { |
+ CFX_WideString str = m_TempTextBuf.GetWideString(); |
+ if (!str.IsEmpty() && |
+ str.GetAt(str.GetLength() - 1) == TEXT_BLANK_CHAR) { |
+ m_TempTextBuf.Delete(m_TempTextBuf.GetLength() - 1, 1); |
+ m_TempCharList.Delete(m_TempCharList.GetSize() - 1); |
} |
- charinfo = *(PAGECHAR_INFO*)m_charList.GetAt(start + nCount - nCountOffset - 1); |
- } |
- nCount = start + nCount - nCountOffset - startindex; |
- if(nCount <= 0) { |
- return L""; |
- } |
- return m_TextBuf.GetWideString().Mid(startindex, nCount); |
-} |
-int CPDF_TextPage::CountRects(int start, int nCount) |
-{ |
- if(m_ParseOptions.m_bGetCharCodeOnly) { |
- return -1; |
- } |
- if (!m_IsParsered) { |
- return -1; |
- } |
- if (start < 0) { |
- return -1; |
+ } |
} |
- if (nCount == -1 || nCount + start > m_charList.GetSize() ) { |
- nCount = m_charList.GetSize() - start; |
- } |
- m_SelRects.RemoveAll(); |
- GetRectArray(start, nCount, m_SelRects); |
- return m_SelRects.GetSize(); |
+ } |
+ if (bIsBidiAndMirrorInverse) { |
+ SwapTempTextBuf(iCharListStartAppend, iBufStartAppend); |
+ } |
} |
-void CPDF_TextPage::GetRect(int rectIndex, FX_FLOAT& left, FX_FLOAT& top, FX_FLOAT& right, FX_FLOAT &bottom) const |
-{ |
- if(m_ParseOptions.m_bGetCharCodeOnly) { |
- return ; |
- } |
- if (!m_IsParsered || rectIndex < 0 || rectIndex >= m_SelRects.GetSize()) { |
- return; |
- } |
- left = m_SelRects.GetAt(rectIndex).left; |
- top = m_SelRects.GetAt(rectIndex).top; |
- right = m_SelRects.GetAt(rectIndex).right; |
- bottom = m_SelRects.GetAt(rectIndex).bottom; |
+void CPDF_TextPage::SwapTempTextBuf(int32_t iCharListStartAppend, |
+ int32_t iBufStartAppend) { |
+ int32_t i, j; |
+ i = iCharListStartAppend; |
+ j = m_TempCharList.GetSize() - 1; |
+ for (; i < j; i++, j--) { |
+ std::swap(m_TempCharList[i], m_TempCharList[j]); |
+ std::swap(m_TempCharList[i].m_Index, m_TempCharList[j].m_Index); |
+ } |
+ FX_WCHAR* pTempBuffer = m_TempTextBuf.GetBuffer(); |
+ i = iBufStartAppend; |
+ j = m_TempTextBuf.GetLength() - 1; |
+ for (; i < j; i++, j--) { |
+ std::swap(pTempBuffer[i], pTempBuffer[j]); |
+ } |
} |
-FX_BOOL CPDF_TextPage::GetBaselineRotate(int start, int end, int& Rotate) |
-{ |
- if(m_ParseOptions.m_bGetCharCodeOnly) { |
- return FALSE; |
+FX_BOOL CPDF_TextPage::IsRightToLeft(const CPDF_TextObject* pTextObj, |
+ const CPDF_Font* pFont, |
+ int nItems) const { |
+ nonstd::unique_ptr<IFX_BidiChar> pBidiChar(IFX_BidiChar::Create()); |
+ int32_t nR2L = 0; |
+ int32_t nL2R = 0; |
+ int32_t start = 0, count = 0; |
+ CPDF_TextObjectItem item; |
+ for (int32_t i = 0; i < nItems; i++) { |
+ pTextObj->GetItemInfo(i, &item); |
+ if (item.m_CharCode == (FX_DWORD)-1) { |
+ continue; |
+ } |
+ CFX_WideString wstrItem = pFont->UnicodeFromCharCode(item.m_CharCode); |
+ FX_WCHAR wChar = wstrItem.GetAt(0); |
+ if ((wstrItem.IsEmpty() || wChar == 0) && item.m_CharCode) { |
+ wChar = (FX_WCHAR)item.m_CharCode; |
+ } |
+ if (!wChar) { |
+ continue; |
+ } |
+ if (pBidiChar->AppendChar(wChar)) { |
+ int32_t ret = pBidiChar->GetBidiInfo(start, count); |
+ if (ret == 2) { |
+ nR2L++; |
+ } else if (ret == 1) { |
+ nL2R++; |
+ } |
+ } |
+ } |
+ if (pBidiChar->EndChar()) { |
+ int32_t ret = pBidiChar->GetBidiInfo(start, count); |
+ if (ret == 2) { |
+ nR2L++; |
+ } else if (ret == 1) { |
+ nL2R++; |
+ } |
+ } |
+ return (nR2L > 0 && nR2L >= nL2R); |
+} |
+int32_t CPDF_TextPage::GetTextObjectWritingMode( |
+ const CPDF_TextObject* pTextObj) { |
+ int32_t nChars = pTextObj->CountChars(); |
+ if (nChars == 1) { |
+ return m_TextlineDir; |
+ } |
+ CPDF_TextObjectItem first, last; |
+ pTextObj->GetCharInfo(0, &first); |
+ pTextObj->GetCharInfo(nChars - 1, &last); |
+ CFX_Matrix textMatrix; |
+ pTextObj->GetTextMatrix(&textMatrix); |
+ textMatrix.TransformPoint(first.m_OriginX, first.m_OriginY); |
+ textMatrix.TransformPoint(last.m_OriginX, last.m_OriginY); |
+ FX_FLOAT dX = FXSYS_fabs(last.m_OriginX - first.m_OriginX); |
+ FX_FLOAT dY = FXSYS_fabs(last.m_OriginY - first.m_OriginY); |
+ if (dX <= 0.0001f && dY <= 0.0001f) { |
+ return -1; |
+ } |
+ CFX_VectorF v; |
+ v.Set(dX, dY); |
+ v.Normalize(); |
+ if (v.y <= 0.0872f) { |
+ return v.x <= 0.0872f ? m_TextlineDir : 0; |
+ } |
+ if (v.x <= 0.0872f) { |
+ return 1; |
+ } |
+ return m_TextlineDir; |
+} |
+FX_BOOL CPDF_TextPage::IsHyphen(FX_WCHAR curChar) { |
+ CFX_WideString strCurText = m_TempTextBuf.GetWideString(); |
+ if (strCurText.GetLength() == 0) { |
+ strCurText = m_TextBuf.GetWideString(); |
+ } |
+ FX_STRSIZE nCount = strCurText.GetLength(); |
+ int nIndex = nCount - 1; |
+ FX_WCHAR wcTmp = strCurText.GetAt(nIndex); |
+ 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)); |
+ if (((preChar >= L'A' && preChar <= L'Z') || |
+ (preChar >= L'a' && preChar <= L'z')) && |
+ ((curChar >= L'A' && curChar <= L'Z') || |
+ (curChar >= L'a' && curChar <= L'z'))) { |
+ return TRUE; |
+ } |
} |
- if(end == start) { |
+ int size = m_TempCharList.GetSize(); |
+ PAGECHAR_INFO preChar; |
+ if (size) { |
+ preChar = (PAGECHAR_INFO)m_TempCharList[size - 1]; |
+ } else { |
+ size = m_charList.GetSize(); |
+ if (size == 0) { |
return FALSE; |
+ } |
+ preChar = (PAGECHAR_INFO)m_charList[size - 1]; |
} |
- FX_FLOAT dx, dy; |
- FPDF_CHAR_INFO info1, info2; |
- GetCharInfo(start, info1); |
- GetCharInfo(end, info2); |
- while(info2.m_CharBox.Width() == 0 || info2.m_CharBox.Height() == 0) { |
- end--; |
- if(end <= start) { |
- return FALSE; |
+ if (FPDFTEXT_CHAR_PIECE == preChar.m_Flag) |
+ if (0xAD == preChar.m_Unicode || 0x2D == preChar.m_Unicode) { |
+ return TRUE; |
+ } |
+ } |
+ return FALSE; |
+} |
+int CPDF_TextPage::ProcessInsertObject(const CPDF_TextObject* pObj, |
+ const CFX_AffineMatrix& formMatrix) { |
+ FindPreviousTextObject(); |
+ FX_BOOL bNewline = FALSE; |
+ int WritingMode = GetTextObjectWritingMode(pObj); |
+ if (WritingMode == -1) { |
+ WritingMode = GetTextObjectWritingMode(m_pPreTextObj); |
+ } |
+ CFX_FloatRect this_rect(pObj->m_Left, pObj->m_Bottom, pObj->m_Right, |
+ pObj->m_Top); |
+ CFX_FloatRect prev_rect(m_pPreTextObj->m_Left, m_pPreTextObj->m_Bottom, |
+ m_pPreTextObj->m_Right, m_pPreTextObj->m_Top); |
+ CPDF_TextObjectItem PrevItem, item; |
+ int nItem = m_pPreTextObj->CountItems(); |
+ m_pPreTextObj->GetItemInfo(nItem - 1, &PrevItem); |
+ pObj->GetItemInfo(0, &item); |
+ CFX_WideString wstrItem = |
+ pObj->GetFont()->UnicodeFromCharCode(item.m_CharCode); |
+ if (wstrItem.IsEmpty()) { |
+ wstrItem += (FX_WCHAR)item.m_CharCode; |
+ } |
+ FX_WCHAR curChar = wstrItem.GetAt(0); |
+ if (WritingMode == 0) { |
+ if (this_rect.Height() > 4.5 && prev_rect.Height() > 4.5) { |
+ FX_FLOAT top = |
+ this_rect.top < prev_rect.top ? this_rect.top : prev_rect.top; |
+ FX_FLOAT bottom = this_rect.bottom > prev_rect.bottom ? this_rect.bottom |
+ : prev_rect.bottom; |
+ if (bottom >= top) { |
+ if (IsHyphen(curChar)) { |
+ return 3; |
} |
- GetCharInfo(end, info2); |
- } |
- dx = (info2.m_OriginX - info1.m_OriginX); |
- dy = (info2.m_OriginY - info1.m_OriginY); |
- if(dx == 0) { |
- if(dy > 0) { |
- Rotate = 90; |
- } else if (dy < 0) { |
- Rotate = 270; |
- } else { |
- Rotate = 0; |
+ return 2; |
+ } |
+ } |
+ } else if (WritingMode == 1) { |
+ if (this_rect.Width() > pObj->GetFontSize() * 0.1f && |
+ prev_rect.Width() > m_pPreTextObj->GetFontSize() * 0.1f) { |
+ FX_FLOAT left = this_rect.left > m_CurlineRect.left ? this_rect.left |
+ : m_CurlineRect.left; |
+ FX_FLOAT right = this_rect.right < m_CurlineRect.right |
+ ? this_rect.right |
+ : m_CurlineRect.right; |
+ if (right <= left) { |
+ if (IsHyphen(curChar)) { |
+ return 3; |
} |
- } else { |
- float a = FXSYS_atan2(dy, dx); |
- Rotate = (int)(a * 180 / FX_PI + 0.5); |
- } |
- if(Rotate < 0) { |
- Rotate = -Rotate; |
- } else if(Rotate > 0) { |
- Rotate = 360 - Rotate; |
+ return 2; |
+ } |
+ } |
+ } |
+ FX_FLOAT last_pos = PrevItem.m_OriginX; |
+ int nLastWidth = GetCharWidth(PrevItem.m_CharCode, m_pPreTextObj->GetFont()); |
+ FX_FLOAT last_width = nLastWidth * m_pPreTextObj->GetFontSize() / 1000; |
+ last_width = FXSYS_fabs(last_width); |
+ int nThisWidth = GetCharWidth(item.m_CharCode, pObj->GetFont()); |
+ FX_FLOAT this_width = nThisWidth * pObj->GetFontSize() / 1000; |
+ this_width = FXSYS_fabs(this_width); |
+ FX_FLOAT threshold = |
+ last_width > this_width ? last_width / 4 : this_width / 4; |
+ CFX_AffineMatrix prev_matrix, prev_reverse; |
+ m_pPreTextObj->GetTextMatrix(&prev_matrix); |
+ prev_matrix.Concat(m_perMatrix); |
+ prev_reverse.SetReverse(prev_matrix); |
+ FX_FLOAT x = pObj->GetPosX(); |
+ FX_FLOAT y = pObj->GetPosY(); |
+ formMatrix.Transform(x, y); |
+ prev_reverse.Transform(x, y); |
+ if (last_width < this_width) { |
+ threshold = prev_reverse.TransformDistance(threshold); |
+ } |
+ CFX_FloatRect rect1(m_pPreTextObj->m_Left, pObj->m_Bottom, |
+ m_pPreTextObj->m_Right, pObj->m_Top); |
+ CFX_FloatRect rect2(m_pPreTextObj->m_Left, m_pPreTextObj->m_Bottom, |
+ m_pPreTextObj->m_Right, m_pPreTextObj->m_Top); |
+ CFX_FloatRect rect3 = rect1; |
+ rect1.Intersect(rect2); |
+ if (WritingMode == 0) { |
+ if ((rect1.IsEmpty() && rect2.Height() > 5 && rect3.Height() > 5) || |
+ ((y > threshold * 2 || y < threshold * -3) && |
+ (FXSYS_fabs(y) < 1 ? FXSYS_fabs(x) < FXSYS_fabs(y) : TRUE))) { |
+ bNewline = TRUE; |
+ if (nItem > 1) { |
+ CPDF_TextObjectItem tempItem; |
+ m_pPreTextObj->GetItemInfo(0, &tempItem); |
+ CFX_AffineMatrix m; |
+ m_pPreTextObj->GetTextMatrix(&m); |
+ if (PrevItem.m_OriginX > tempItem.m_OriginX && |
+ m_DisplayMatrix.a > 0.9 && m_DisplayMatrix.b < 0.1 && |
+ m_DisplayMatrix.c < 0.1 && m_DisplayMatrix.d < -0.9 && m.b < 0.1 && |
+ m.c < 0.1) { |
+ CFX_FloatRect re(0, m_pPreTextObj->m_Bottom, 1000, |
+ m_pPreTextObj->m_Top); |
+ if (re.Contains(pObj->GetPosX(), pObj->GetPosY())) { |
+ bNewline = FALSE; |
+ } else { |
+ CFX_FloatRect re(0, pObj->m_Bottom, 1000, pObj->m_Top); |
+ if (re.Contains(m_pPreTextObj->GetPosX(), |
+ m_pPreTextObj->GetPosY())) { |
+ bNewline = FALSE; |
+ } |
+ } |
+ } |
+ } |
+ } |
+ } |
+ if (bNewline) { |
+ if (IsHyphen(curChar)) { |
+ return 3; |
+ } |
+ return 2; |
+ } |
+ int32_t nChars = pObj->CountChars(); |
+ if (nChars == 1 && (0x2D == curChar || 0xAD == curChar)) |
+ if (IsHyphen(curChar)) { |
+ return 3; |
+ } |
+ CFX_WideString PrevStr = |
+ m_pPreTextObj->GetFont()->UnicodeFromCharCode(PrevItem.m_CharCode); |
+ FX_WCHAR preChar = PrevStr.GetAt(PrevStr.GetLength() - 1); |
+ CFX_AffineMatrix matrix; |
+ pObj->GetTextMatrix(&matrix); |
+ matrix.Concat(formMatrix); |
+ threshold = (FX_FLOAT)(nLastWidth > nThisWidth ? nLastWidth : nThisWidth); |
+ threshold = threshold > 400 |
+ ? (threshold < 700 |
+ ? threshold / 4 |
+ : (threshold > 800 ? threshold / 6 : threshold / 5)) |
+ : (threshold / 2); |
+ if (nLastWidth >= nThisWidth) { |
+ threshold *= FXSYS_fabs(m_pPreTextObj->GetFontSize()); |
+ } else { |
+ threshold *= FXSYS_fabs(pObj->GetFontSize()); |
+ threshold = matrix.TransformDistance(threshold); |
+ threshold = prev_reverse.TransformDistance(threshold); |
+ } |
+ threshold /= 1000; |
+ if ((threshold < 1.4881 && threshold > 1.4879) || |
+ (threshold < 1.39001 && threshold > 1.38999)) { |
+ threshold *= 1.5; |
+ } |
+ if (FXSYS_fabs(last_pos + last_width - x) > threshold && curChar != L' ' && |
+ preChar != L' ') |
+ if (curChar != L' ' && preChar != L' ') { |
+ if ((x - last_pos - last_width) > threshold || |
+ (last_pos - x - last_width) > threshold) { |
+ return 1; |
+ } |
+ if (x < 0 && (last_pos - x - last_width) > threshold) { |
+ return 1; |
+ } |
+ if ((x - last_pos - last_width) > this_width || |
+ (x - last_pos - this_width) > last_width) { |
+ return 1; |
+ } |
} |
- return TRUE; |
+ return 0; |
} |
-FX_BOOL CPDF_TextPage::GetBaselineRotate(const CFX_FloatRect& rect , int& Rotate) |
-{ |
- if(m_ParseOptions.m_bGetCharCodeOnly) { |
- return FALSE; |
- } |
- int start, end, count, n = CountBoundedSegments(rect.left, rect.top, rect.right, rect.bottom, TRUE); |
- if(n < 1) { |
+FX_BOOL CPDF_TextPage::IsSameTextObject(CPDF_TextObject* pTextObj1, |
+ CPDF_TextObject* 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, |
+ pTextObj1->m_Right, pTextObj1->m_Top); |
+ if (rcPreObj.IsEmpty() && rcCurObj.IsEmpty() && |
+ !m_ParseOptions.m_bGetCharCodeOnly) { |
+ FX_FLOAT dbXdif = FXSYS_fabs(rcPreObj.left - rcCurObj.left); |
+ int nCount = m_charList.GetSize(); |
+ if (nCount >= 2) { |
+ PAGECHAR_INFO perCharTemp = (PAGECHAR_INFO)m_charList[nCount - 2]; |
+ FX_FLOAT dbSpace = perCharTemp.m_CharBox.Width(); |
+ if (dbXdif > dbSpace) { |
return FALSE; |
+ } |
} |
- if(n > 1) { |
- GetBoundedSegment(n - 1, start, count); |
- end = start + count - 1; |
- GetBoundedSegment(0, start, count); |
- } else { |
- GetBoundedSegment(0, start, count); |
- end = start + count - 1; |
+ } |
+ if (!rcPreObj.IsEmpty() || !rcCurObj.IsEmpty()) { |
+ rcPreObj.Intersect(rcCurObj); |
+ if (rcPreObj.IsEmpty()) { |
+ return FALSE; |
} |
- return GetBaselineRotate(start, end, Rotate); |
-} |
-FX_BOOL CPDF_TextPage::GetBaselineRotate(int rectIndex, int& Rotate) |
-{ |
- if(m_ParseOptions.m_bGetCharCodeOnly) { |
- return FALSE; |
+ if (FXSYS_fabs(rcPreObj.Width() - rcCurObj.Width()) > |
+ rcCurObj.Width() / 2) { |
+ return FALSE; |
} |
- if (!m_IsParsered || rectIndex < 0 || rectIndex > m_SelRects.GetSize()) { |
- return FALSE; |
+ if (pTextObj2->GetFontSize() != pTextObj1->GetFontSize()) { |
+ return FALSE; |
} |
- CFX_FloatRect rect = m_SelRects.GetAt(rectIndex); |
- return GetBaselineRotate(rect , Rotate); |
+ } |
+ int nPreCount = pTextObj2->CountItems(); |
+ int nCurCount = pTextObj1->CountItems(); |
+ if (nPreCount != nCurCount) { |
+ return FALSE; |
+ } |
+ CPDF_TextObjectItem itemPer, itemCur; |
+ for (int i = 0; i < nPreCount; i++) { |
+ pTextObj2->GetItemInfo(i, &itemPer); |
+ pTextObj1->GetItemInfo(i, &itemCur); |
+ if (itemCur.m_CharCode != itemPer.m_CharCode) { |
+ return FALSE; |
+ } |
+ } |
+ if (FXSYS_fabs(pTextObj1->GetPosX() - pTextObj2->GetPosX()) > |
+ GetCharWidth(itemPer.m_CharCode, pTextObj2->GetFont()) * |
+ pTextObj2->GetFontSize() / 1000 * 0.9 || |
+ FXSYS_fabs(pTextObj1->GetPosY() - pTextObj2->GetPosY()) > |
+ FX_MAX(FX_MAX(rcPreObj.Height(), rcPreObj.Width()), |
+ pTextObj2->GetFontSize()) / |
+ 8) { |
+ return FALSE; |
+ } |
+ return TRUE; |
} |
-int CPDF_TextPage::CountBoundedSegments(FX_FLOAT left, FX_FLOAT top, FX_FLOAT right, FX_FLOAT bottom, FX_BOOL bContains ) |
-{ |
- if(m_ParseOptions.m_bGetCharCodeOnly) { |
- return -1; |
- } |
- m_Segment.RemoveAll(); |
- if (!m_IsParsered) { |
- return -1; |
- } |
- CFX_FloatRect rect(left, bottom, right, top); |
- rect.Normalize(); |
- int nCount = m_charList.GetSize(); |
- int pos = 0; |
- FPDF_SEGMENT segment; |
- segment.m_Start = 0; |
- segment.m_nCount = 0; |
- int segmentStatus = 0; |
- FX_BOOL IsContainPreChar = FALSE; |
- while (pos < nCount) { |
- PAGECHAR_INFO charinfo = *(PAGECHAR_INFO*)m_charList.GetAt(pos); |
- 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_Segment.Add(segment); |
- segment.m_Start = 0; |
- segment.m_nCount = 0; |
- } |
- } |
- } else { |
- if (segmentStatus == 1) { |
- segmentStatus = 2; |
- m_Segment.Add(segment); |
- segment.m_Start = 0; |
- segment.m_nCount = 0; |
- } |
- IsContainPreChar = FALSE; |
- } |
- pos++; |
- } |
- if (segmentStatus == 1) { |
- segmentStatus = 2; |
- m_Segment.Add(segment); |
- segment.m_Start = 0; |
- segment.m_nCount = 0; |
- } |
- return m_Segment.GetSize(); |
-} |
-void CPDF_TextPage::GetBoundedSegment(int index, int& start, int& count) const |
-{ |
- if(m_ParseOptions.m_bGetCharCodeOnly) { |
- return ; |
- } |
- if (index < 0 || index >= m_Segment.GetSize()) { |
- return; |
- } |
- start = m_Segment.GetAt(index).m_Start; |
- count = m_Segment.GetAt(index).m_nCount; |
-} |
-int CPDF_TextPage::GetWordBreak(int index, int direction) const |
-{ |
- if(m_ParseOptions.m_bGetCharCodeOnly) { |
- return -1; |
- } |
- if (!m_IsParsered) { |
- return -1; |
- } |
- if (direction != FPDFTEXT_LEFT && direction != FPDFTEXT_RIGHT) { |
- return -1; |
- } |
- if (index < 0 || index >= m_charList.GetSize()) { |
- return -1; |
- } |
- PAGECHAR_INFO charinfo; |
- charinfo = *(PAGECHAR_INFO*)m_charList.GetAt(index); |
- if (charinfo.m_Index == -1 || charinfo.m_Flag == FPDFTEXT_CHAR_GENERATED) { |
- return index; |
- } |
- if (!IsLetter(charinfo.m_Unicode)) { |
- return index; |
- } |
- int breakPos = index; |
- if (direction == FPDFTEXT_LEFT) { |
- while (--breakPos > 0) { |
- charinfo = *(PAGECHAR_INFO*)m_charList.GetAt(breakPos); |
- if (!IsLetter(charinfo.m_Unicode)) { |
- return breakPos; |
- } |
- } |
- } else if (direction == FPDFTEXT_RIGHT) { |
- while (++breakPos < m_charList.GetSize()) { |
- charinfo = *(PAGECHAR_INFO*)m_charList.GetAt(breakPos); |
- if (!IsLetter(charinfo.m_Unicode)) { |
- return breakPos; |
- } |
- } |
- } |
- return breakPos; |
-} |
-int32_t CPDF_TextPage::FindTextlineFlowDirection() |
-{ |
- if (!m_pPage) { |
- return -1; |
- } |
- const int32_t nPageWidth = (int32_t)((CPDF_Page*)m_pPage)->GetPageWidth(); |
- const int32_t nPageHeight = (int32_t)((CPDF_Page*)m_pPage)->GetPageHeight(); |
- CFX_ByteArray nHorizontalMask; |
- if (!nHorizontalMask.SetSize(nPageWidth)) { |
- return -1; |
- } |
- uint8_t* pDataH = nHorizontalMask.GetData(); |
- CFX_ByteArray nVerticalMask; |
- if (!nVerticalMask.SetSize(nPageHeight)) { |
- return -1; |
- } |
- uint8_t* pDataV = nVerticalMask.GetData(); |
- int32_t index = 0; |
- FX_FLOAT fLineHeight = 0.0f; |
- CPDF_PageObject* pPageObj = NULL; |
- FX_POSITION pos = NULL; |
- pos = m_pPage->GetFirstObjectPosition(); |
- if(!pos) { |
- return -1; |
- } |
- while(pos) { |
- pPageObj = m_pPage->GetNextObject(pos); |
- if(NULL == pPageObj) { |
- continue; |
- } |
- if(PDFPAGE_TEXT != pPageObj->m_Type) { |
- continue; |
- } |
- int32_t minH = (int32_t)pPageObj->m_Left < 0 ? 0 : (int32_t)pPageObj->m_Left; |
- int32_t maxH = (int32_t)pPageObj->m_Right > nPageWidth ? nPageWidth : (int32_t)pPageObj->m_Right; |
- int32_t minV = (int32_t)pPageObj->m_Bottom < 0 ? 0 : (int32_t)pPageObj->m_Bottom; |
- int32_t maxV = (int32_t)pPageObj->m_Top > nPageHeight ? nPageHeight : (int32_t)pPageObj->m_Top; |
- if (minH >= maxH || minV >= maxV) { |
- continue; |
- } |
- FXSYS_memset(pDataH + minH, 1, maxH - minH); |
- FXSYS_memset(pDataV + minV, 1, maxV - minV); |
- if (fLineHeight <= 0.0f) { |
- fLineHeight = pPageObj->m_Top - pPageObj->m_Bottom; |
- } |
- pPageObj = NULL; |
- } |
- int32_t nStartH = 0; |
- int32_t nEndH = 0; |
- FX_FLOAT nSumH = 0.0f; |
- for (index = 0; index < nPageWidth; index++) |
- if(1 == nHorizontalMask[index]) { |
- break; |
- } |
- nStartH = index; |
- for (index = nPageWidth; index > 0; index--) |
- if(1 == nHorizontalMask[index - 1]) { |
- break; |
- } |
- nEndH = index; |
- for (index = nStartH; index < nEndH; index++) { |
- nSumH += nHorizontalMask[index]; |
- } |
- nSumH /= nEndH - nStartH; |
- int32_t nStartV = 0; |
- int32_t nEndV = 0; |
- FX_FLOAT nSumV = 0.0f; |
- for (index = 0; index < nPageHeight; index++) |
- if(1 == nVerticalMask[index]) { |
- break; |
- } |
- nStartV = index; |
- for (index = nPageHeight; index > 0; index--) |
- if(1 == nVerticalMask[index - 1]) { |
- break; |
- } |
- nEndV = index; |
- for (index = nStartV; index < nEndV; index++) { |
- nSumV += nVerticalMask[index]; |
- } |
- nSumV /= nEndV - nStartV; |
- if ((nEndV - nStartV) < (int32_t)(2 * fLineHeight)) { |
- return 0; |
- } |
- if ((nEndH - nStartH) < (int32_t)(2 * fLineHeight)) { |
- return 1; |
- } |
- if (nSumH > 0.8f) { |
- return 0; |
- } |
- if (nSumH - nSumV > 0.0f) { |
- return 0; |
- } |
- if (nSumV - nSumH > 0.0f) { |
- return 1; |
- } |
- return -1; |
-} |
-void CPDF_TextPage::ProcessObject() |
-{ |
- CPDF_PageObject* pPageObj = NULL; |
- if (!m_pPage) { |
- return; |
- } |
- FX_POSITION pos; |
- pos = m_pPage->GetFirstObjectPosition(); |
- if (!pos) { |
- return; |
- } |
- m_TextlineDir = FindTextlineFlowDirection(); |
- int nCount = 0; |
- while (pos) { |
- pPageObj = m_pPage->GetNextObject(pos); |
- if(pPageObj) { |
- if(pPageObj->m_Type == PDFPAGE_TEXT) { |
- CFX_AffineMatrix matrix; |
- ProcessTextObject((CPDF_TextObject*)pPageObj, matrix, pos); |
- nCount++; |
- } else if (pPageObj->m_Type == PDFPAGE_FORM) { |
- CFX_AffineMatrix formMatrix(1, 0, 0, 1, 0, 0); |
- ProcessFormObject((CPDF_FormObject*)pPageObj, formMatrix); |
- } |
- } |
- pPageObj = NULL; |
- } |
- int count = m_LineObj.GetSize(); |
- for(int i = 0; i < count; i++) { |
- ProcessTextObject(m_LineObj.GetAt(i)); |
- } |
- m_LineObj.RemoveAll(); |
- CloseTempLine(); |
-} |
-void CPDF_TextPage::ProcessFormObject(CPDF_FormObject* pFormObj, const CFX_AffineMatrix& formMatrix) |
-{ |
- CPDF_PageObject* pPageObj = NULL; |
- FX_POSITION pos; |
- if (!pFormObj) { |
- return; |
- } |
- pos = pFormObj->m_pForm->GetFirstObjectPosition(); |
- if (!pos) { |
- return; |
- } |
- CFX_AffineMatrix curFormMatrix; |
- curFormMatrix.Copy(pFormObj->m_FormMatrix); |
- curFormMatrix.Concat(formMatrix); |
- while (pos) { |
- pPageObj = pFormObj->m_pForm->GetNextObject(pos); |
- if(pPageObj) { |
- if(pPageObj->m_Type == PDFPAGE_TEXT) { |
- ProcessTextObject((CPDF_TextObject*)pPageObj, curFormMatrix, pos); |
- } else if (pPageObj->m_Type == PDFPAGE_FORM) { |
- ProcessFormObject((CPDF_FormObject*)pPageObj, curFormMatrix); |
- } |
- } |
- pPageObj = NULL; |
- } |
-} |
-int CPDF_TextPage::GetCharWidth(FX_DWORD charCode, CPDF_Font* pFont) const |
-{ |
- if(charCode == -1) { |
- return 0; |
- } |
- int w = pFont->GetCharWidthF(charCode); |
- if(w == 0) { |
- CFX_ByteString str; |
- pFont->AppendChar(str, charCode); |
- w = pFont->GetStringWidth(str, 1); |
- if(w == 0) { |
- FX_RECT BBox; |
- pFont->GetCharBBox(charCode, BBox); |
- w = BBox.right - BBox.left; |
- } |
- } |
- return w; |
-} |
-void CPDF_TextPage::OnPiece(IFX_BidiChar* pBidi, CFX_WideString& str) |
-{ |
- int32_t start, count; |
- int32_t ret = pBidi->GetBidiInfo(start, count); |
- if(ret == 2) { |
- for(int i = start + count - 1; i >= start; i--) { |
- m_TextBuf.AppendChar(str.GetAt(i)); |
- m_charList.Add(*(PAGECHAR_INFO*)m_TempCharList.GetAt(i)); |
- } |
- } else { |
- int end = start + count ; |
- for(int i = start; i < end; i++) { |
- m_TextBuf.AppendChar(str.GetAt(i)); |
- m_charList.Add(*(PAGECHAR_INFO*)m_TempCharList.GetAt(i)); |
- } |
- } |
-} |
-void CPDF_TextPage::AddCharInfoByLRDirection(CFX_WideString& str, int i) |
-{ |
- PAGECHAR_INFO Info = *(PAGECHAR_INFO*)m_TempCharList.GetAt(i); |
- FX_WCHAR wChar = str.GetAt(i); |
- if(!IsControlChar(Info)) { |
- Info.m_Index = m_TextBuf.GetLength(); |
- if (wChar >= 0xFB00 && wChar <= 0xFB06) { |
- FX_WCHAR* pDst = NULL; |
- FX_STRSIZE nCount = FX_Unicode_GetNormalization(wChar, pDst); |
- if (nCount >= 1) { |
- pDst = FX_Alloc(FX_WCHAR, nCount); |
- FX_Unicode_GetNormalization(wChar, pDst); |
- for (int nIndex = 0; nIndex < nCount; nIndex++) { |
- PAGECHAR_INFO Info2 = Info; |
- Info2.m_Unicode = pDst[nIndex]; |
- Info2.m_Flag = FPDFTEXT_CHAR_PIECE; |
- m_TextBuf.AppendChar(Info2.m_Unicode); |
- if( !m_ParseOptions.m_bGetCharCodeOnly) { |
- m_charList.Add(Info2); |
- } |
- } |
- FX_Free(pDst); |
- return; |
- } |
- } |
- m_TextBuf.AppendChar(wChar); |
- } else { |
- Info.m_Index = -1; |
- } |
- if( !m_ParseOptions.m_bGetCharCodeOnly) { |
- m_charList.Add(Info); |
- } |
-} |
-void CPDF_TextPage::AddCharInfoByRLDirection(CFX_WideString& str, int i) |
-{ |
- PAGECHAR_INFO Info = *(PAGECHAR_INFO*)m_TempCharList.GetAt(i); |
- if(!IsControlChar(Info)) { |
- Info.m_Index = m_TextBuf.GetLength(); |
- FX_WCHAR wChar = FX_GetMirrorChar(str.GetAt(i), TRUE, FALSE); |
- FX_WCHAR* pDst = NULL; |
- FX_STRSIZE nCount = FX_Unicode_GetNormalization(wChar, pDst); |
- if (nCount >= 1) { |
- pDst = FX_Alloc(FX_WCHAR, nCount); |
- FX_Unicode_GetNormalization(wChar, pDst); |
- for (int nIndex = 0; nIndex < nCount; nIndex++) { |
- PAGECHAR_INFO Info2 = Info; |
- Info2.m_Unicode = pDst[nIndex]; |
- Info2.m_Flag = FPDFTEXT_CHAR_PIECE; |
- m_TextBuf.AppendChar(Info2.m_Unicode); |
- if( !m_ParseOptions.m_bGetCharCodeOnly) { |
- m_charList.Add(Info2); |
- } |
- } |
- FX_Free(pDst); |
- return; |
- } |
- Info.m_Unicode = wChar; |
- m_TextBuf.AppendChar(Info.m_Unicode); |
- } else { |
- Info.m_Index = -1; |
- } |
- if( !m_ParseOptions.m_bGetCharCodeOnly) { |
- m_charList.Add(Info); |
- } |
-} |
-void CPDF_TextPage::CloseTempLine() |
-{ |
- int count1 = m_TempCharList.GetSize(); |
- if (count1 <= 0) { |
- return; |
- } |
- nonstd::unique_ptr<IFX_BidiChar> pBidiChar(IFX_BidiChar::Create()); |
- CFX_WideString str = m_TempTextBuf.GetWideString(); |
- CFX_WordArray order; |
- FX_BOOL bR2L = FALSE; |
- int32_t start = 0, count = 0; |
- int nR2L = 0, nL2R = 0; |
- FX_BOOL bPrevSpace = FALSE; |
- for (int i = 0; i < str.GetLength(); i++) { |
- if(str.GetAt(i) == 32) { |
- if(bPrevSpace) { |
- m_TempTextBuf.Delete(i, 1); |
- m_TempCharList.Delete(i); |
- str.Delete(i); |
- count1--; |
- i--; |
- continue; |
- } |
- bPrevSpace = TRUE; |
- } else { |
- bPrevSpace = FALSE; |
- } |
- if(pBidiChar->AppendChar(str.GetAt(i))) { |
- int32_t ret = pBidiChar->GetBidiInfo(start, count); |
- order.Add(start); |
- order.Add(count); |
- order.Add(ret); |
- if(!bR2L) { |
- if(ret == 2) { |
- nR2L++; |
- } else if (ret == 1) { |
- nL2R++; |
- } |
- } |
- } |
- } |
- if(pBidiChar->EndChar()) { |
- int32_t ret = pBidiChar->GetBidiInfo(start, count); |
- order.Add(start); |
- order.Add(count); |
- order.Add(ret); |
- if(!bR2L) { |
- if(ret == 2) { |
- nR2L++; |
- } else if(ret == 1) { |
- nL2R++; |
- } |
- } |
- } |
- if(nR2L > 0 && nR2L >= nL2R) { |
- bR2L = TRUE; |
- } |
- if (m_parserflag == FPDFTEXT_RLTB || bR2L) { |
- int count = order.GetSize(); |
- for(int i = count - 1; i > 0; i -= 3) { |
- int ret = order.GetAt(i); |
- int start = order.GetAt(i - 2); |
- int count1 = order.GetAt(i - 1); |
- if(ret == 2 || ret == 0) { |
- for(int j = start + count1 - 1; j >= start; j--) { |
- AddCharInfoByRLDirection(str, j); |
- } |
- } else { |
- int j = i; |
- FX_BOOL bSymbol = FALSE; |
- while(j > 0 && order.GetAt(j) != 2) { |
- bSymbol = !order.GetAt(j); |
- j -= 3; |
- } |
- int end = start + count1 ; |
- int n = 0; |
- if(bSymbol) { |
- n = j + 6; |
- } else { |
- n = j + 3; |
- } |
- if(n >= i) { |
- for(int m = start; m < end; m++) { |
- AddCharInfoByLRDirection(str, m); |
- } |
- } else { |
- j = i; |
- i = n; |
- for(; n <= j; n += 3) { |
- int start = order.GetAt(n - 2); |
- int count1 = order.GetAt(n - 1); |
- int end = start + count1 ; |
- for(int m = start; m < end; m++) { |
- AddCharInfoByLRDirection(str, m); |
- } |
- } |
- } |
- } |
- } |
- } else { |
- int count = order.GetSize(); |
- FX_BOOL bL2R = FALSE; |
- for(int i = 0; i < count; i += 3) { |
- int ret = order.GetAt(i + 2); |
- int start = order.GetAt(i); |
- int count1 = order.GetAt(i + 1); |
- if(ret == 2 || (i == 0 && ret == 0 && !bL2R)) { |
- int j = i + 3; |
- while(bR2L && j < count) { |
- if(order.GetAt(j + 2) == 1) { |
- break; |
- } else { |
- j += 3; |
- } |
- } |
- if(j == 3) { |
- i = -3; |
- bL2R = TRUE; |
- continue; |
- } |
- int end = m_TempCharList.GetSize() - 1; |
- if(j < count) { |
- end = order.GetAt(j) - 1; |
- } |
- i = j - 3; |
- for(int n = end; n >= start; n--) { |
- AddCharInfoByRLDirection(str, n); |
- } |
- } else { |
- int end = start + count1 ; |
- for(int n = start; n < end; n++) { |
- AddCharInfoByLRDirection(str, n); |
- } |
- } |
- } |
- } |
- order.RemoveAll(); |
- m_TempCharList.RemoveAll(); |
- m_TempTextBuf.Delete(0, m_TempTextBuf.GetLength()); |
-} |
-void CPDF_TextPage::ProcessTextObject(CPDF_TextObject* pTextObj, const CFX_AffineMatrix& formMatrix, FX_POSITION 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 ) { |
- return; |
- } |
- int count = m_LineObj.GetSize(); |
- PDFTEXT_Obj Obj; |
- Obj.m_pTextObj = pTextObj; |
- Obj.m_formMatrix = formMatrix; |
- if(count == 0) { |
- m_LineObj.Add(Obj); |
- return; |
- } |
- if (IsSameAsPreTextObject(pTextObj, ObjPos)) { |
- return; |
- } |
- PDFTEXT_Obj prev_Obj = m_LineObj.GetAt(count - 1); |
- CPDF_TextObjectItem item; |
- int nItem = prev_Obj.m_pTextObj->CountItems(); |
- prev_Obj.m_pTextObj->GetItemInfo(nItem - 1, &item); |
- FX_FLOAT prev_width = GetCharWidth(item.m_CharCode, prev_Obj.m_pTextObj->GetFont()) * prev_Obj.m_pTextObj->GetFontSize() / 1000; |
- CFX_AffineMatrix prev_matrix; |
- prev_Obj.m_pTextObj->GetTextMatrix(&prev_matrix); |
- prev_width = FXSYS_fabs(prev_width); |
- prev_matrix.Concat(prev_Obj.m_formMatrix); |
- prev_width = prev_matrix.TransformDistance(prev_width); |
- pTextObj->GetItemInfo(0, &item); |
- FX_FLOAT this_width = GetCharWidth(item.m_CharCode, pTextObj->GetFont()) * pTextObj->GetFontSize() / 1000; |
- this_width = FXSYS_fabs(this_width); |
- CFX_AffineMatrix this_matrix; |
- pTextObj->GetTextMatrix(&this_matrix); |
- this_width = FXSYS_fabs(this_width); |
- this_matrix.Concat(formMatrix); |
- this_width = this_matrix.TransformDistance(this_width); |
- FX_FLOAT threshold = prev_width > this_width ? prev_width / 4 : this_width / 4; |
- FX_FLOAT prev_x = prev_Obj.m_pTextObj->GetPosX(), prev_y = prev_Obj.m_pTextObj->GetPosY(); |
- prev_Obj.m_formMatrix.Transform(prev_x, prev_y); |
- m_DisplayMatrix.Transform(prev_x, prev_y); |
- FX_FLOAT this_x = pTextObj->GetPosX(), this_y = pTextObj->GetPosY(); |
- 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++) { |
- ProcessTextObject(m_LineObj.GetAt(i)); |
- } |
- m_LineObj.RemoveAll(); |
- m_LineObj.Add(Obj); |
- return; |
- } |
- int i = 0; |
- if(m_ParseOptions.m_bNormalizeObjs) { |
- for(i = count - 1; i >= 0; i--) { |
- PDFTEXT_Obj prev_Obj = m_LineObj.GetAt(i); |
- CFX_AffineMatrix prev_matrix; |
- prev_Obj.m_pTextObj->GetTextMatrix(&prev_matrix); |
- FX_FLOAT Prev_x = prev_Obj.m_pTextObj->GetPosX(), Prev_y = prev_Obj.m_pTextObj->GetPosY(); |
- prev_Obj.m_formMatrix.Transform(Prev_x, Prev_y); |
- m_DisplayMatrix.Transform(Prev_x, Prev_y); |
- if(this_x >= Prev_x) { |
- if(i == count - 1) { |
- m_LineObj.Add(Obj); |
- } else { |
- m_LineObj.InsertAt(i + 1, Obj); |
- } |
- break; |
- } |
- } |
- if(i < 0) { |
- m_LineObj.InsertAt(0, Obj); |
- } |
- } else { |
- m_LineObj.Add(Obj); |
- } |
-} |
-int32_t CPDF_TextPage::PreMarkedContent(PDFTEXT_Obj Obj) |
-{ |
- CPDF_TextObject* pTextObj = Obj.m_pTextObj; |
- CPDF_ContentMarkData* pMarkData = (CPDF_ContentMarkData*)pTextObj->m_ContentMark.GetObject(); |
- if(!pMarkData) { |
- return FPDFTEXT_MC_PASS; |
- } |
- int nContentMark = pMarkData->CountItems(); |
- if (nContentMark < 1) { |
- return FPDFTEXT_MC_PASS; |
- } |
- CFX_WideString actText; |
- FX_BOOL bExist = FALSE; |
- CPDF_Dictionary* pDict = NULL; |
- int n = 0; |
- for (n = 0; n < nContentMark; n++) { |
- CPDF_ContentMarkItem& item = pMarkData->GetItem(n); |
- CFX_ByteString tagStr = (CFX_ByteString)item.GetName(); |
- pDict = (CPDF_Dictionary*)item.GetParam(); |
- CPDF_String* temp = (CPDF_String*)(pDict ? pDict->GetElement(FX_BSTRC("ActualText")) : NULL); |
- if (temp) { |
- bExist = TRUE; |
- actText = temp->GetUnicodeText(); |
- } |
- } |
- if (!bExist) { |
- return FPDFTEXT_MC_PASS; |
- } |
- if (m_pPreTextObj) { |
- if (CPDF_ContentMarkData* pPreMarkData = (CPDF_ContentMarkData*)m_pPreTextObj->m_ContentMark.GetObject()) { |
- if (pPreMarkData->CountItems() == n) { |
- CPDF_ContentMarkItem& item = pPreMarkData->GetItem(n - 1); |
- if (pDict == item.GetParam()) { |
- return FPDFTEXT_MC_DONE; |
- } |
- } |
- } |
- } |
- CPDF_Font* pFont = pTextObj->GetFont(); |
- FX_STRSIZE nItems = actText.GetLength(); |
- if (nItems < 1) { |
- return FPDFTEXT_MC_PASS; |
- } |
- bExist = FALSE; |
- for (FX_STRSIZE i = 0; i < nItems; i++) { |
- FX_WCHAR wChar = actText.GetAt(i); |
- if (-1 == pFont->CharCodeFromUnicode(wChar)) { |
- continue; |
- } else { |
- bExist = TRUE; |
- break; |
- } |
- } |
- if (!bExist) { |
- return FPDFTEXT_MC_PASS; |
- } |
- 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; |
- break; |
- } |
- } |
- if (!bExist) { |
- return FPDFTEXT_MC_DONE; |
- } |
- return FPDFTEXT_MC_DELAY; |
-} |
-void CPDF_TextPage::ProcessMarkedContent(PDFTEXT_Obj Obj) |
-{ |
- CPDF_TextObject* pTextObj = Obj.m_pTextObj; |
- CPDF_ContentMarkData* pMarkData = (CPDF_ContentMarkData*)pTextObj->m_ContentMark.GetObject(); |
- if(!pMarkData) { |
- return; |
- } |
- int nContentMark = pMarkData->CountItems(); |
- if (nContentMark < 1) { |
- return; |
- } |
- CFX_WideString actText; |
- CPDF_Dictionary* pDict = NULL; |
- int n = 0; |
- for (n = 0; n < nContentMark; n++) { |
- CPDF_ContentMarkItem& item = pMarkData->GetItem(n); |
- CFX_ByteString tagStr = (CFX_ByteString)item.GetName(); |
- pDict = (CPDF_Dictionary*)item.GetParam(); |
- CPDF_String* temp = (CPDF_String*)(pDict ? pDict->GetElement(FX_BSTRC("ActualText")) : NULL); |
- if (temp) { |
- actText = temp->GetUnicodeText(); |
- } |
- } |
- FX_STRSIZE nItems = actText.GetLength(); |
- if (nItems < 1) { |
- return; |
- } |
- CPDF_Font* pFont = pTextObj->GetFont(); |
- CFX_AffineMatrix formMatrix = Obj.m_formMatrix; |
- CFX_AffineMatrix matrix; |
- pTextObj->GetTextMatrix(&matrix); |
- matrix.Concat(formMatrix); |
- FX_FLOAT fPosX = pTextObj->GetPosX(); |
- FX_FLOAT fPosY = pTextObj->GetPosY(); |
- int nCharInfoIndex = m_TextBuf.GetLength(); |
- CFX_FloatRect charBox; |
- charBox.top = pTextObj->m_Top; |
- charBox.left = pTextObj->m_Left; |
- charBox.right = pTextObj->m_Right; |
- charBox.bottom = pTextObj->m_Bottom; |
- for (FX_STRSIZE k = 0; k < nItems; k++) { |
- FX_WCHAR wChar = actText.GetAt(k); |
- if (wChar <= 0x80 && !isprint(wChar)) { |
- wChar = 0x20; |
- } |
- if (wChar >= 0xFFFD) { |
- continue; |
- } |
- PAGECHAR_INFO charinfo; |
- charinfo.m_OriginX = fPosX; |
- charinfo.m_OriginY = fPosY; |
- charinfo.m_Index = nCharInfoIndex; |
- charinfo.m_Unicode = wChar; |
- charinfo.m_CharCode = pFont->CharCodeFromUnicode(wChar); |
- charinfo.m_Flag = FPDFTEXT_CHAR_PIECE; |
- charinfo.m_pTextObj = pTextObj; |
- charinfo.m_CharBox.top = charBox.top; |
- charinfo.m_CharBox.left = charBox.left; |
- charinfo.m_CharBox.right = charBox.right; |
- charinfo.m_CharBox.bottom = charBox.bottom; |
- charinfo.m_Matrix.Copy(matrix); |
- m_TempTextBuf.AppendChar(wChar); |
- m_TempCharList.Add(charinfo); |
- } |
-} |
-void CPDF_TextPage::FindPreviousTextObject(void) |
-{ |
- if (m_TempCharList.GetSize() < 1 && m_charList.GetSize() < 1) { |
- return; |
- } |
- PAGECHAR_INFO preChar; |
- if (m_TempCharList.GetSize() >= 1) { |
- preChar = *(PAGECHAR_INFO*)m_TempCharList.GetAt(m_TempCharList.GetSize() - 1); |
- } else { |
- preChar = *(PAGECHAR_INFO*)m_charList.GetAt(m_charList.GetSize() - 1); |
- } |
- if (preChar.m_pTextObj) { |
- m_pPreTextObj = preChar.m_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 ) { |
- return; |
- } |
- CFX_AffineMatrix formMatrix = Obj.m_formMatrix; |
- CPDF_Font* pFont = pTextObj->GetFont(); |
- CFX_AffineMatrix matrix; |
- pTextObj->GetTextMatrix(&matrix); |
- matrix.Concat(formMatrix); |
- int32_t bPreMKC = PreMarkedContent(Obj); |
- if (FPDFTEXT_MC_DONE == bPreMKC) { |
- m_pPreTextObj = pTextObj; |
- m_perMatrix.Copy(formMatrix); |
- return; |
- } |
- int result = 0; |
- if (m_pPreTextObj) { |
- result = ProcessInsertObject(pTextObj, formMatrix); |
- if (2 == result) { |
- m_CurlineRect = CFX_FloatRect(Obj.m_pTextObj->m_Left, Obj.m_pTextObj->m_Bottom, Obj.m_pTextObj->m_Right, Obj.m_pTextObj->m_Top); |
- } else { |
- m_CurlineRect.Union(CFX_FloatRect(Obj.m_pTextObj->m_Left, Obj.m_pTextObj->m_Bottom, Obj.m_pTextObj->m_Right, Obj.m_pTextObj->m_Top)); |
- } |
- PAGECHAR_INFO generateChar; |
- if (result == 1) { |
- if (GenerateCharInfo(TEXT_BLANK_CHAR, generateChar)) { |
- if (!formMatrix.IsIdentity()) { |
- generateChar.m_Matrix.Copy(formMatrix); |
- } |
- m_TempTextBuf.AppendChar(TEXT_BLANK_CHAR); |
- m_TempCharList.Add(generateChar); |
- } |
- } else if(result == 2) { |
- CloseTempLine(); |
- if(m_TextBuf.GetSize()) { |
- if(m_ParseOptions.m_bGetCharCodeOnly) { |
- m_TextBuf.AppendChar(TEXT_RETURN_CHAR); |
- m_TextBuf.AppendChar(TEXT_LINEFEED_CHAR); |
- } else { |
- if(GenerateCharInfo(TEXT_RETURN_CHAR, generateChar)) { |
- m_TextBuf.AppendChar(TEXT_RETURN_CHAR); |
- if (!formMatrix.IsIdentity()) { |
- generateChar.m_Matrix.Copy(formMatrix); |
- } |
- m_charList.Add(generateChar); |
- } |
- if(GenerateCharInfo(TEXT_LINEFEED_CHAR, generateChar)) { |
- m_TextBuf.AppendChar(TEXT_LINEFEED_CHAR); |
- if (!formMatrix.IsIdentity()) { |
- generateChar.m_Matrix.Copy(formMatrix); |
- } |
- m_charList.Add(generateChar); |
- } |
- } |
- } |
- } else if (result == 3 && !m_ParseOptions.m_bOutputHyphen) { |
- int32_t nChars = pTextObj->CountChars(); |
- if (nChars == 1) { |
- CPDF_TextObjectItem item; |
- pTextObj->GetCharInfo(0, &item); |
- CFX_WideString wstrItem = pTextObj->GetFont()->UnicodeFromCharCode(item.m_CharCode); |
- if(wstrItem.IsEmpty()) { |
- wstrItem += (FX_WCHAR)item.m_CharCode; |
- } |
- FX_WCHAR curChar = wstrItem.GetAt(0); |
- if (0x2D == curChar || 0xAD == curChar) { |
- return; |
- } |
- } |
- while (m_TempTextBuf.GetSize() > 0 && m_TempTextBuf.GetWideString().GetAt(m_TempTextBuf.GetLength() - 1) == 0x20) { |
- m_TempTextBuf.Delete(m_TempTextBuf.GetLength() - 1, 1); |
- m_TempCharList.Delete(m_TempCharList.GetSize() - 1); |
- } |
- PAGECHAR_INFO* cha = (PAGECHAR_INFO*)m_TempCharList.GetAt(m_TempCharList.GetSize() - 1); |
- m_TempTextBuf.Delete(m_TempTextBuf.GetLength() - 1, 1); |
- cha->m_Unicode = 0x2; |
- cha->m_Flag = FPDFTEXT_CHAR_HYPHEN; |
- m_TempTextBuf.AppendChar(0xfffe); |
- } |
- } else { |
- m_CurlineRect = CFX_FloatRect(Obj.m_pTextObj->m_Left, Obj.m_pTextObj->m_Bottom, Obj.m_pTextObj->m_Right, Obj.m_pTextObj->m_Top); |
- } |
- if (FPDFTEXT_MC_DELAY == bPreMKC) { |
- ProcessMarkedContent(Obj); |
- m_pPreTextObj = pTextObj; |
- m_perMatrix.Copy(formMatrix); |
- return; |
- } |
- m_pPreTextObj = pTextObj; |
- m_perMatrix.Copy(formMatrix); |
- int nItems = pTextObj->CountItems(); |
- FX_FLOAT baseSpace = _CalculateBaseSpace(pTextObj, matrix); |
- |
- const FX_BOOL bR2L = IsRightToLeft(pTextObj, pFont, nItems); |
- const FX_BOOL bIsBidiAndMirrorInverse = |
- bR2L && (matrix.a * matrix.d - matrix.b * matrix.c) < 0; |
- int32_t iBufStartAppend = m_TempTextBuf.GetLength(); |
- int32_t iCharListStartAppend = m_TempCharList.GetSize(); |
- |
- FX_FLOAT spacing = 0; |
- for (int i = 0; i < nItems; i++) { |
- CPDF_TextObjectItem item; |
- PAGECHAR_INFO charinfo; |
- charinfo.m_OriginX = 0; |
- charinfo.m_OriginY = 0; |
- pTextObj->GetItemInfo(i, &item); |
- if (item.m_CharCode == (FX_DWORD) - 1) { |
- CFX_WideString str = m_TempTextBuf.GetWideString(); |
- if(str.IsEmpty()) { |
- str = m_TextBuf.GetWideString(); |
- } |
- if (str.IsEmpty() || str.GetAt(str.GetLength() - 1) == TEXT_BLANK_CHAR) { |
- continue; |
- } |
- FX_FLOAT fontsize_h = pTextObj->m_TextState.GetFontSizeH(); |
- spacing = -fontsize_h * item.m_OriginX / 1000; |
- continue; |
- } |
- FX_FLOAT charSpace = pTextObj->m_TextState.GetObject()->m_CharSpace; |
- if (charSpace > 0.001) { |
- spacing += matrix.TransformDistance(charSpace); |
- } 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(); |
- FX_DWORD space_charcode = pFont->CharCodeFromUnicode(' '); |
- FX_FLOAT threshold = 0; |
- if (space_charcode != -1) { |
- threshold = fontsize_h * pFont->GetCharWidthF(space_charcode) / 1000 ; |
- } |
- if (threshold > fontsize_h / 3) { |
- threshold = 0; |
- } else { |
- threshold /= 2; |
- } |
- if (threshold == 0) { |
- threshold = fontsize_h; |
- int this_width = FXSYS_abs(GetCharWidth(item.m_CharCode, pFont)); |
- threshold = this_width > last_width ? (FX_FLOAT)this_width : (FX_FLOAT)last_width; |
- threshold = _NormalizeThreshold(threshold); |
- threshold = fontsize_h * threshold / 1000; |
- } |
- if (threshold && (spacing && spacing >= threshold) ) { |
- charinfo.m_Unicode = TEXT_BLANK_CHAR; |
- charinfo.m_Flag = FPDFTEXT_CHAR_GENERATED; |
- charinfo.m_pTextObj = pTextObj; |
- charinfo.m_Index = m_TextBuf.GetLength(); |
- m_TempTextBuf.AppendChar(TEXT_BLANK_CHAR); |
- charinfo.m_CharCode = -1; |
- charinfo.m_Matrix.Copy(formMatrix); |
- matrix.Transform(item.m_OriginX, item.m_OriginY, charinfo.m_OriginX, charinfo.m_OriginY); |
- charinfo.m_CharBox = CFX_FloatRect(charinfo.m_OriginX, charinfo.m_OriginY, charinfo.m_OriginX, charinfo.m_OriginY); |
- m_TempCharList.Add(charinfo); |
- } |
- if (item.m_CharCode == (FX_DWORD) - 1) { |
- continue; |
- } |
- } |
- spacing = 0; |
- CFX_WideString wstrItem = pFont->UnicodeFromCharCode(item.m_CharCode); |
- FX_BOOL bNoUnicode = FALSE; |
- FX_WCHAR wChar = wstrItem.GetAt(0); |
- if ((wstrItem.IsEmpty() || wChar == 0) && item.m_CharCode) { |
- if(wstrItem.IsEmpty()) { |
- wstrItem += (FX_WCHAR)item.m_CharCode; |
- } else { |
- wstrItem.SetAt(0, (FX_WCHAR)item.m_CharCode); |
- } |
- bNoUnicode = TRUE; |
- } |
- charinfo.m_Index = -1; |
- charinfo.m_CharCode = item.m_CharCode; |
- if(bNoUnicode) { |
- charinfo.m_Flag = FPDFTEXT_CHAR_UNUNICODE; |
- } 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, charinfo.m_OriginY); |
- FX_RECT rect(0, 0, 0, 0); |
- rect.Intersect(0, 0, 0, 0); |
- charinfo.m_pTextObj->GetFont()->GetCharBBox(charinfo.m_CharCode, rect); |
- charinfo.m_CharBox.top = rect.top * pTextObj->GetFontSize() / 1000 + item.m_OriginY; |
- charinfo.m_CharBox.left = rect.left * pTextObj->GetFontSize() / 1000 + item.m_OriginX; |
- charinfo.m_CharBox.right = rect.right * pTextObj->GetFontSize() / 1000 + item.m_OriginX; |
- charinfo.m_CharBox.bottom = rect.bottom * pTextObj->GetFontSize() / 1000 + item.m_OriginY; |
- if (fabsf(charinfo.m_CharBox.top - charinfo.m_CharBox.bottom) < 0.01f) { |
- charinfo.m_CharBox.top = charinfo.m_CharBox.bottom + pTextObj->GetFontSize(); |
- } |
- if (fabsf(charinfo.m_CharBox.right - charinfo.m_CharBox.left) < 0.01f) { |
- charinfo.m_CharBox.right = charinfo.m_CharBox.left + pTextObj->GetCharWidth(charinfo.m_CharCode); |
- } |
- matrix.TransformRect(charinfo.m_CharBox); |
- charinfo.m_Matrix.Copy(matrix); |
- if (wstrItem.IsEmpty()) { |
- charinfo.m_Unicode = 0; |
- m_TempCharList.Add(charinfo); |
- m_TempTextBuf.AppendChar(0xfffe); |
- continue; |
- } else { |
- int nTotal = wstrItem.GetLength(); |
- FX_BOOL bDel = FALSE; |
- const int count = std::min(m_TempCharList.GetSize(), 7); |
- FX_FLOAT threshold = charinfo.m_Matrix.TransformXDistance((FX_FLOAT)TEXT_CHARRATIO_GAPDELTA * pTextObj->GetFontSize()); |
- for (int n = m_TempCharList.GetSize(); |
- n > m_TempCharList.GetSize() - count; |
- n--) { |
- PAGECHAR_INFO* charinfo1 = (PAGECHAR_INFO*)m_TempCharList.GetAt(n - 1); |
- if(charinfo1->m_CharCode == charinfo.m_CharCode && |
- 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; |
- break; |
- } |
- } |
- if(!bDel) { |
- for (int nIndex = 0; nIndex < nTotal; nIndex++) { |
- charinfo.m_Unicode = wstrItem.GetAt(nIndex); |
- if (charinfo.m_Unicode) { |
- charinfo.m_Index = m_TextBuf.GetLength(); |
- m_TempTextBuf.AppendChar(charinfo.m_Unicode); |
- } else { |
- m_TempTextBuf.AppendChar(0xfffe); |
- } |
- m_TempCharList.Add(charinfo); |
- } |
- } else if(i == 0) { |
- CFX_WideString str = m_TempTextBuf.GetWideString(); |
- if (!str.IsEmpty() && str.GetAt(str.GetLength() - 1) == TEXT_BLANK_CHAR) { |
- m_TempTextBuf.Delete(m_TempTextBuf.GetLength() - 1, 1); |
- m_TempCharList.Delete(m_TempCharList.GetSize() - 1); |
- } |
- } |
- } |
- } |
- if (bIsBidiAndMirrorInverse) { |
- SwapTempTextBuf(iCharListStartAppend, iBufStartAppend); |
- } |
-} |
-void CPDF_TextPage::SwapTempTextBuf(int32_t iCharListStartAppend, |
- int32_t iBufStartAppend) |
-{ |
- int32_t i, j; |
- i = iCharListStartAppend; |
- j = m_TempCharList.GetSize() - 1; |
- for (; i < j; i++, j--) { |
- std::swap(m_TempCharList[i], m_TempCharList[j]); |
- std::swap(m_TempCharList[i].m_Index, m_TempCharList[j].m_Index); |
- } |
- FX_WCHAR * pTempBuffer = m_TempTextBuf.GetBuffer(); |
- i = iBufStartAppend; |
- j = m_TempTextBuf.GetLength() - 1; |
- for (; i < j; i++, j--) { |
- std::swap(pTempBuffer[i], pTempBuffer[j]); |
- } |
-} |
-FX_BOOL CPDF_TextPage::IsRightToLeft(const CPDF_TextObject* pTextObj, |
- const CPDF_Font* pFont, |
- int nItems) const |
-{ |
- nonstd::unique_ptr<IFX_BidiChar> pBidiChar(IFX_BidiChar::Create()); |
- int32_t nR2L = 0; |
- int32_t nL2R = 0; |
- int32_t start = 0, count = 0; |
- CPDF_TextObjectItem item; |
- for (int32_t i = 0; i < nItems; i++) { |
- pTextObj->GetItemInfo(i, &item); |
- if (item.m_CharCode == (FX_DWORD)-1) { |
- continue; |
- } |
- CFX_WideString wstrItem = pFont->UnicodeFromCharCode(item.m_CharCode); |
- FX_WCHAR wChar = wstrItem.GetAt(0); |
- if ((wstrItem.IsEmpty() || wChar == 0) && item.m_CharCode) { |
- wChar = (FX_WCHAR)item.m_CharCode; |
- } |
- if (!wChar) { |
- continue; |
- } |
- if (pBidiChar->AppendChar(wChar)) { |
- int32_t ret = pBidiChar->GetBidiInfo(start, count); |
- if (ret == 2) { |
- nR2L++; |
- } |
- else if (ret == 1) { |
- nL2R++; |
- } |
- } |
- } |
- if (pBidiChar->EndChar()) { |
- int32_t ret = pBidiChar->GetBidiInfo(start, count); |
- if (ret == 2) { |
- nR2L++; |
- } |
- else if (ret == 1) { |
- nL2R++; |
- } |
- } |
- return (nR2L > 0 && nR2L >= nL2R); |
-} |
-int32_t CPDF_TextPage::GetTextObjectWritingMode(const CPDF_TextObject* pTextObj) |
-{ |
- int32_t nChars = pTextObj->CountChars(); |
- if (nChars == 1) { |
- return m_TextlineDir; |
- } |
- CPDF_TextObjectItem first, last; |
- pTextObj->GetCharInfo(0, &first); |
- pTextObj->GetCharInfo(nChars - 1, &last); |
- CFX_Matrix textMatrix; |
- pTextObj->GetTextMatrix(&textMatrix); |
- textMatrix.TransformPoint(first.m_OriginX, first.m_OriginY); |
- textMatrix.TransformPoint(last.m_OriginX, last.m_OriginY); |
- FX_FLOAT dX = FXSYS_fabs(last.m_OriginX - first.m_OriginX); |
- FX_FLOAT dY = FXSYS_fabs(last.m_OriginY - first.m_OriginY); |
- if (dX <= 0.0001f && dY <= 0.0001f) { |
- return -1; |
- } |
- CFX_VectorF v; |
- v.Set(dX, dY); |
- v.Normalize(); |
- if (v.y <= 0.0872f) { |
- return v.x <= 0.0872f ? m_TextlineDir : 0; |
- } |
- if (v.x <= 0.0872f) { |
- return 1; |
- } |
- return m_TextlineDir; |
-} |
-FX_BOOL CPDF_TextPage::IsHyphen(FX_WCHAR curChar) |
-{ |
- CFX_WideString strCurText = m_TempTextBuf.GetWideString(); |
- if(strCurText.GetLength() == 0) { |
- strCurText = m_TextBuf.GetWideString(); |
- } |
- FX_STRSIZE nCount = strCurText.GetLength(); |
- int nIndex = nCount - 1; |
- FX_WCHAR wcTmp = strCurText.GetAt(nIndex); |
- 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)); |
- if (((preChar >= L'A' && preChar <= L'Z') || (preChar >= L'a' && preChar <= L'z')) |
- && ((curChar >= L'A' && curChar <= L'Z') || (curChar >= L'a' && curChar <= L'z'))) { |
- return TRUE; |
- } |
- } |
- int size = m_TempCharList.GetSize(); |
- PAGECHAR_INFO preChar; |
- if (size) { |
- preChar = (PAGECHAR_INFO)m_TempCharList[size - 1]; |
- } else { |
- size = m_charList.GetSize(); |
- if(size == 0) { |
- return FALSE; |
- } |
- preChar = (PAGECHAR_INFO)m_charList[size - 1]; |
- } |
- if (FPDFTEXT_CHAR_PIECE == preChar.m_Flag) |
- if (0xAD == preChar.m_Unicode || 0x2D == preChar.m_Unicode) { |
- return TRUE; |
- } |
- } |
+FX_BOOL CPDF_TextPage::IsSameAsPreTextObject(CPDF_TextObject* pTextObj, |
+ FX_POSITION ObjPos) { |
+ if (!pTextObj) { |
return FALSE; |
-} |
-int CPDF_TextPage::ProcessInsertObject(const CPDF_TextObject* pObj, const CFX_AffineMatrix& formMatrix) |
-{ |
- FindPreviousTextObject(); |
- FX_BOOL bNewline = FALSE; |
- int WritingMode = GetTextObjectWritingMode(pObj); |
- if(WritingMode == -1) { |
- WritingMode = GetTextObjectWritingMode(m_pPreTextObj); |
- } |
- CFX_FloatRect this_rect(pObj->m_Left, pObj->m_Bottom, pObj->m_Right, pObj->m_Top); |
- CFX_FloatRect prev_rect(m_pPreTextObj->m_Left, m_pPreTextObj->m_Bottom, m_pPreTextObj->m_Right, m_pPreTextObj->m_Top); |
- CPDF_TextObjectItem PrevItem, item; |
- int nItem = m_pPreTextObj->CountItems(); |
- m_pPreTextObj->GetItemInfo(nItem - 1, &PrevItem); |
- pObj->GetItemInfo(0, &item); |
- CFX_WideString wstrItem = pObj->GetFont()->UnicodeFromCharCode(item.m_CharCode); |
- if(wstrItem.IsEmpty()) { |
- wstrItem += (FX_WCHAR)item.m_CharCode; |
- } |
- FX_WCHAR curChar = wstrItem.GetAt(0); |
- if(WritingMode == 0) { |
- if(this_rect.Height() > 4.5 && prev_rect.Height() > 4.5) { |
- FX_FLOAT top = this_rect.top < prev_rect.top ? this_rect.top : prev_rect.top; |
- FX_FLOAT bottom = this_rect.bottom > prev_rect.bottom ? this_rect.bottom : prev_rect.bottom; |
- if(bottom >= top) { |
- if(IsHyphen(curChar)) { |
- return 3; |
- } |
- return 2; |
- } |
- } |
- } else if (WritingMode == 1) { |
- if(this_rect.Width() > pObj->GetFontSize() * 0.1f && prev_rect.Width() > m_pPreTextObj->GetFontSize() * 0.1f) { |
- FX_FLOAT left = this_rect.left > m_CurlineRect.left ? this_rect.left : m_CurlineRect.left; |
- FX_FLOAT right = this_rect.right < m_CurlineRect.right ? this_rect.right : m_CurlineRect.right; |
- if(right <= left) { |
- if(IsHyphen(curChar)) { |
- return 3; |
- } |
- return 2; |
- } |
- } |
- } |
- FX_FLOAT last_pos = PrevItem.m_OriginX; |
- int nLastWidth = GetCharWidth(PrevItem.m_CharCode, m_pPreTextObj->GetFont()); |
- FX_FLOAT last_width = nLastWidth * m_pPreTextObj->GetFontSize() / 1000; |
- last_width = FXSYS_fabs(last_width); |
- int nThisWidth = GetCharWidth(item.m_CharCode, pObj->GetFont()); |
- FX_FLOAT this_width = nThisWidth * pObj->GetFontSize() / 1000; |
- this_width = FXSYS_fabs(this_width); |
- FX_FLOAT threshold = last_width > this_width ? last_width / 4 : this_width / 4; |
- CFX_AffineMatrix prev_matrix, prev_reverse; |
- m_pPreTextObj->GetTextMatrix(&prev_matrix); |
- prev_matrix.Concat(m_perMatrix); |
- prev_reverse.SetReverse(prev_matrix); |
- FX_FLOAT x = pObj->GetPosX(); |
- FX_FLOAT y = pObj->GetPosY(); |
- formMatrix.Transform(x, y); |
- prev_reverse.Transform(x, y); |
- if(last_width < this_width) { |
- threshold = prev_reverse.TransformDistance(threshold); |
- } |
- CFX_FloatRect rect1(m_pPreTextObj->m_Left, pObj->m_Bottom, m_pPreTextObj->m_Right, pObj->m_Top); |
- CFX_FloatRect rect2(m_pPreTextObj->m_Left, m_pPreTextObj->m_Bottom, m_pPreTextObj->m_Right, m_pPreTextObj->m_Top); |
- CFX_FloatRect rect3 = rect1; |
- rect1.Intersect(rect2); |
- if (WritingMode == 0) { |
- if ((rect1.IsEmpty() && rect2.Height() > 5 && rect3.Height() > 5) |
- || ((y > threshold * 2 || y < threshold * -3) && (FXSYS_fabs(y) < 1 ? FXSYS_fabs(x) < FXSYS_fabs(y) : TRUE))) { |
- bNewline = TRUE; |
- if(nItem > 1 ) { |
- CPDF_TextObjectItem tempItem; |
- m_pPreTextObj->GetItemInfo(0, &tempItem); |
- CFX_AffineMatrix m; |
- m_pPreTextObj->GetTextMatrix(&m); |
- if(PrevItem.m_OriginX > tempItem.m_OriginX && |
- m_DisplayMatrix.a > 0.9 && m_DisplayMatrix.b < 0.1 && |
- m_DisplayMatrix.c < 0.1 && m_DisplayMatrix.d < -0.9 |
- && m.b < 0.1 && m.c < 0.1 ) { |
- CFX_FloatRect re(0, m_pPreTextObj->m_Bottom, 1000, m_pPreTextObj->m_Top); |
- if(re.Contains(pObj->GetPosX(), pObj->GetPosY())) { |
- bNewline = FALSE; |
- } else { |
- CFX_FloatRect re(0, pObj->m_Bottom, 1000, pObj->m_Top); |
- if(re.Contains(m_pPreTextObj->GetPosX(), m_pPreTextObj->GetPosY())) { |
- bNewline = FALSE; |
- } |
- } |
- } |
- } |
- } |
- } |
- if(bNewline) { |
- if(IsHyphen(curChar)) { |
- return 3; |
- } |
- return 2; |
- } |
- int32_t nChars = pObj->CountChars(); |
- if (nChars == 1 && ( 0x2D == curChar || 0xAD == curChar)) |
- if (IsHyphen(curChar)) { |
- return 3; |
- } |
- CFX_WideString PrevStr = m_pPreTextObj->GetFont()->UnicodeFromCharCode(PrevItem.m_CharCode); |
- FX_WCHAR preChar = PrevStr.GetAt(PrevStr.GetLength() - 1); |
- CFX_AffineMatrix matrix; |
- pObj->GetTextMatrix(&matrix); |
- matrix.Concat(formMatrix); |
- threshold = (FX_FLOAT)(nLastWidth > nThisWidth ? nLastWidth : nThisWidth); |
- threshold = threshold > 400 ? (threshold < 700 ? threshold / 4 : (threshold > 800 ? threshold / 6 : threshold / 5)) : (threshold / 2); |
- if(nLastWidth >= nThisWidth) { |
- threshold *= FXSYS_fabs(m_pPreTextObj->GetFontSize()); |
- } else { |
- threshold *= FXSYS_fabs(pObj->GetFontSize()); |
- threshold = matrix.TransformDistance(threshold); |
- threshold = prev_reverse.TransformDistance(threshold); |
- } |
- threshold /= 1000; |
- if((threshold < 1.4881 && threshold > 1.4879) |
- || (threshold < 1.39001 && threshold > 1.38999)) { |
- threshold *= 1.5; |
- } |
- if (FXSYS_fabs(last_pos + last_width - x) > threshold && curChar != L' ' && preChar != L' ') |
- if (curChar != L' ' && preChar != L' ') { |
- if((x - last_pos - last_width) > threshold || (last_pos - x - last_width) > threshold) { |
- return 1; |
- } |
- if(x < 0 && (last_pos - x - last_width) > threshold) { |
- return 1; |
- } |
- if((x - last_pos - last_width) > this_width || (x - last_pos - this_width) > last_width ) { |
- return 1; |
- } |
- } |
- return 0; |
-} |
-FX_BOOL CPDF_TextPage::IsSameTextObject(CPDF_TextObject* pTextObj1, CPDF_TextObject* 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, pTextObj1->m_Right, pTextObj1->m_Top); |
- if (rcPreObj.IsEmpty() && rcCurObj.IsEmpty() && !m_ParseOptions.m_bGetCharCodeOnly) { |
- FX_FLOAT dbXdif = FXSYS_fabs(rcPreObj.left - rcCurObj.left); |
- int nCount = m_charList.GetSize(); |
- if (nCount >= 2) { |
- PAGECHAR_INFO perCharTemp = (PAGECHAR_INFO)m_charList[nCount - 2]; |
- FX_FLOAT dbSpace = perCharTemp.m_CharBox.Width(); |
- if (dbXdif > dbSpace) { |
- return FALSE; |
- } |
- } |
- } |
- if (!rcPreObj.IsEmpty() || !rcCurObj.IsEmpty()) { |
- rcPreObj.Intersect(rcCurObj); |
- if (rcPreObj.IsEmpty()) { |
- return FALSE; |
- } |
- if (FXSYS_fabs(rcPreObj.Width() - rcCurObj.Width()) > rcCurObj.Width() / 2) { |
- return FALSE; |
- } |
- if (pTextObj2->GetFontSize() != pTextObj1->GetFontSize()) { |
- return FALSE; |
- } |
- } |
- int nPreCount = pTextObj2->CountItems(); |
- int nCurCount = pTextObj1->CountItems(); |
- if (nPreCount != nCurCount) { |
- return FALSE; |
- } |
- CPDF_TextObjectItem itemPer, itemCur; |
- for (int i = 0; i < nPreCount; i++) { |
- pTextObj2->GetItemInfo(i, &itemPer); |
- pTextObj1->GetItemInfo(i, &itemCur); |
- if (itemCur.m_CharCode != itemPer.m_CharCode) { |
- return FALSE; |
- } |
- } |
- if(FXSYS_fabs(pTextObj1->GetPosX() - pTextObj2->GetPosX()) > GetCharWidth(itemPer.m_CharCode, pTextObj2->GetFont())*pTextObj2->GetFontSize() / 1000 * 0.9 || |
- FXSYS_fabs(pTextObj1->GetPosY() - pTextObj2->GetPosY()) > |
- FX_MAX(FX_MAX(rcPreObj.Height() , rcPreObj.Width()), pTextObj2->GetFontSize()) / 8) { |
- return FALSE; |
- } |
- return TRUE; |
-} |
-FX_BOOL CPDF_TextPage::IsSameAsPreTextObject(CPDF_TextObject* pTextObj, FX_POSITION ObjPos) |
-{ |
- if (!pTextObj) { |
- return FALSE; |
- } |
- int i = 0; |
- if (!ObjPos) { |
- ObjPos = m_pPage->GetLastObjectPosition(); |
- } |
- CPDF_PageObject* pObj = m_pPage->GetPrevObject(ObjPos); |
- while (i < 5 && ObjPos) { |
- pObj = m_pPage->GetPrevObject(ObjPos); |
- if(pObj == pTextObj) { |
- continue; |
- } |
- if(pObj->m_Type != PDFPAGE_TEXT) { |
- continue; |
- } |
- if(IsSameTextObject((CPDF_TextObject*)pObj, pTextObj)) { |
- return TRUE; |
- } |
- i++; |
- } |
+ } |
+ int i = 0; |
+ if (!ObjPos) { |
+ ObjPos = m_pPage->GetLastObjectPosition(); |
+ } |
+ CPDF_PageObject* pObj = m_pPage->GetPrevObject(ObjPos); |
+ while (i < 5 && ObjPos) { |
+ pObj = m_pPage->GetPrevObject(ObjPos); |
+ if (pObj == pTextObj) { |
+ continue; |
+ } |
+ if (pObj->m_Type != PDFPAGE_TEXT) { |
+ continue; |
+ } |
+ if (IsSameTextObject((CPDF_TextObject*)pObj, pTextObj)) { |
+ return TRUE; |
+ } |
+ i++; |
+ } |
+ return FALSE; |
+} |
+FX_BOOL CPDF_TextPage::GenerateCharInfo(FX_WCHAR unicode, PAGECHAR_INFO& info) { |
+ int size = m_TempCharList.GetSize(); |
+ PAGECHAR_INFO preChar; |
+ if (size) { |
+ preChar = (PAGECHAR_INFO)m_TempCharList[size - 1]; |
+ } else { |
+ size = m_charList.GetSize(); |
+ if (size == 0) { |
+ return FALSE; |
+ } |
+ preChar = (PAGECHAR_INFO)m_charList[size - 1]; |
+ } |
+ info.m_Index = m_TextBuf.GetLength(); |
+ info.m_Unicode = unicode; |
+ info.m_pTextObj = NULL; |
+ info.m_CharCode = -1; |
+ info.m_Flag = FPDFTEXT_CHAR_GENERATED; |
+ int preWidth = 0; |
+ if (preChar.m_pTextObj && preChar.m_CharCode != (FX_DWORD)-1) { |
+ preWidth = GetCharWidth(preChar.m_CharCode, preChar.m_pTextObj->GetFont()); |
+ } |
+ FX_FLOAT fs = 0; |
+ if (preChar.m_pTextObj) { |
+ fs = preChar.m_pTextObj->GetFontSize(); |
+ } else { |
+ fs = preChar.m_CharBox.Height(); |
+ } |
+ if (!fs) { |
+ fs = 1; |
+ } |
+ info.m_OriginX = preChar.m_OriginX + preWidth * (fs) / 1000; |
+ info.m_OriginY = preChar.m_OriginY; |
+ info.m_CharBox = CFX_FloatRect(info.m_OriginX, info.m_OriginY, info.m_OriginX, |
+ info.m_OriginY); |
+ return TRUE; |
+} |
+FX_BOOL CPDF_TextPage::IsRectIntersect(const CFX_FloatRect& rect1, |
+ const CFX_FloatRect& rect2) { |
+ CFX_FloatRect rect = rect1; |
+ rect.Intersect(rect2); |
+ return !rect.IsEmpty(); |
+} |
+FX_BOOL CPDF_TextPage::IsLetter(FX_WCHAR unicode) { |
+ if (unicode < L'A') { |
return FALSE; |
-} |
-FX_BOOL CPDF_TextPage::GenerateCharInfo(FX_WCHAR unicode, PAGECHAR_INFO& info) |
-{ |
- int size = m_TempCharList.GetSize(); |
- PAGECHAR_INFO preChar; |
- if (size) { |
- preChar = (PAGECHAR_INFO)m_TempCharList[size - 1]; |
- } else { |
- size = m_charList.GetSize(); |
- if(size == 0) { |
- return FALSE; |
- } |
- preChar = (PAGECHAR_INFO)m_charList[size - 1]; |
- } |
- info.m_Index = m_TextBuf.GetLength(); |
- info.m_Unicode = unicode; |
- info.m_pTextObj = NULL; |
- info.m_CharCode = -1; |
- info.m_Flag = FPDFTEXT_CHAR_GENERATED; |
- int preWidth = 0; |
- if (preChar.m_pTextObj && preChar.m_CharCode != (FX_DWORD) - 1) { |
- preWidth = GetCharWidth(preChar.m_CharCode, preChar.m_pTextObj->GetFont()); |
- } |
- FX_FLOAT fs = 0; |
- if(preChar.m_pTextObj) { |
- fs = preChar.m_pTextObj->GetFontSize(); |
- } else { |
- fs = preChar.m_CharBox.Height(); |
- } |
- if(!fs) { |
- fs = 1; |
- } |
- info.m_OriginX = preChar.m_OriginX + preWidth * (fs) / 1000; |
- info.m_OriginY = preChar.m_OriginY; |
- info.m_CharBox = CFX_FloatRect(info.m_OriginX, info.m_OriginY, info.m_OriginX, info.m_OriginY); |
- return TRUE; |
-} |
-FX_BOOL CPDF_TextPage::IsRectIntersect(const CFX_FloatRect& rect1, const CFX_FloatRect& rect2) |
-{ |
- CFX_FloatRect rect = rect1; |
- rect.Intersect(rect2); |
- return !rect.IsEmpty(); |
-} |
-FX_BOOL CPDF_TextPage::IsLetter(FX_WCHAR unicode) |
-{ |
- if (unicode < L'A') { |
- return FALSE; |
- } |
- if (unicode > L'Z' && unicode < L'a') { |
- return FALSE; |
- } |
- if (unicode > L'z') { |
- return FALSE; |
- } |
- return TRUE; |
+ } |
+ if (unicode > L'Z' && unicode < L'a') { |
+ return FALSE; |
+ } |
+ if (unicode > L'z') { |
+ return FALSE; |
+ } |
+ return TRUE; |
} |
CPDF_TextPageFind::CPDF_TextPageFind(const IPDF_TextPage* pTextPage) |
: m_pTextPage(pTextPage), |
@@ -2091,609 +2171,615 @@ CPDF_TextPageFind::CPDF_TextPageFind(const IPDF_TextPage* pTextPage) |
m_bMatchWholeWord(FALSE), |
m_resStart(0), |
m_resEnd(-1), |
- m_IsFind(FALSE) |
-{ |
- m_strText = m_pTextPage->GetPageText(); |
- int nCount = pTextPage->CountChars(); |
- if(nCount) { |
- m_CharIndex.Add(0); |
- } |
- for(int i = 0; i < nCount; i++) { |
- FPDF_CHAR_INFO info; |
- pTextPage->GetCharInfo(i, info); |
- int indexSize = m_CharIndex.GetSize(); |
- if(info.m_Flag == CHAR_NORMAL || info.m_Flag == CHAR_GENERATED) { |
- if(indexSize % 2) { |
- m_CharIndex.Add(1); |
- } else { |
- if(indexSize <= 0) { |
- continue; |
- } |
- m_CharIndex.SetAt(indexSize - 1, m_CharIndex.GetAt(indexSize - 1) + 1); |
- } |
- } else { |
- if(indexSize % 2) { |
- if(indexSize <= 0) { |
- continue; |
- } |
- m_CharIndex.SetAt(indexSize - 1, i + 1); |
- } else { |
- m_CharIndex.Add(i + 1); |
- } |
- } |
- } |
- int indexSize = m_CharIndex.GetSize(); |
- if(indexSize % 2) { |
- m_CharIndex.RemoveAt(indexSize - 1); |
- } |
-} |
-int CPDF_TextPageFind::GetCharIndex(int index) const |
-{ |
- return m_pTextPage->CharIndexFromTextIndex(index); |
+ m_IsFind(FALSE) { |
+ m_strText = m_pTextPage->GetPageText(); |
+ int nCount = pTextPage->CountChars(); |
+ if (nCount) { |
+ m_CharIndex.Add(0); |
+ } |
+ for (int i = 0; i < nCount; i++) { |
+ FPDF_CHAR_INFO info; |
+ pTextPage->GetCharInfo(i, info); |
int indexSize = m_CharIndex.GetSize(); |
- int count = 0; |
- for(int i = 0; i < indexSize; i += 2) { |
- count += m_CharIndex.GetAt(i + 1); |
- if(count > index) { |
- return index - count + m_CharIndex.GetAt(i + 1) + m_CharIndex.GetAt(i); |
- } |
- } |
- return -1; |
-} |
-FX_BOOL CPDF_TextPageFind::FindFirst(const CFX_WideString& findwhat, int flags, int startPos) |
-{ |
- if (!m_pTextPage) { |
- return FALSE; |
- } |
- if (m_strText.IsEmpty() || m_bMatchCase != (flags & FPDFTEXT_MATCHCASE)) { |
- m_strText = m_pTextPage->GetPageText(); |
- } |
- CFX_WideString findwhatStr = findwhat; |
- m_findWhat = findwhatStr; |
- m_flags = flags; |
- m_bMatchCase = flags & FPDFTEXT_MATCHCASE; |
- if (m_strText.IsEmpty()) { |
- m_IsFind = FALSE; |
- return TRUE; |
- } |
- FX_STRSIZE len = findwhatStr.GetLength(); |
- if (!m_bMatchCase) { |
- findwhatStr.MakeLower(); |
- m_strText.MakeLower(); |
- } |
- m_bMatchWholeWord = flags & FPDFTEXT_MATCHWHOLEWORD; |
- m_findNextStart = startPos; |
- if (startPos == -1) { |
- m_findPreStart = m_strText.GetLength() - 1; |
- } else { |
- m_findPreStart = startPos; |
- } |
- m_csFindWhatArray.RemoveAll(); |
- int i = 0; |
- while(i < len) { |
- if(findwhatStr.GetAt(i) != ' ') { |
- break; |
- } |
- i++; |
- } |
- if(i < len) { |
- ExtractFindWhat(findwhatStr); |
+ if (info.m_Flag == CHAR_NORMAL || info.m_Flag == CHAR_GENERATED) { |
+ if (indexSize % 2) { |
+ m_CharIndex.Add(1); |
+ } else { |
+ if (indexSize <= 0) { |
+ continue; |
+ } |
+ m_CharIndex.SetAt(indexSize - 1, m_CharIndex.GetAt(indexSize - 1) + 1); |
+ } |
} else { |
- m_csFindWhatArray.Add(findwhatStr); |
- } |
- if(m_csFindWhatArray.GetSize() <= 0) { |
- return FALSE; |
- } |
- m_IsFind = TRUE; |
- m_resStart = 0; |
- m_resEnd = -1; |
+ if (indexSize % 2) { |
+ if (indexSize <= 0) { |
+ continue; |
+ } |
+ m_CharIndex.SetAt(indexSize - 1, i + 1); |
+ } else { |
+ m_CharIndex.Add(i + 1); |
+ } |
+ } |
+ } |
+ int indexSize = m_CharIndex.GetSize(); |
+ if (indexSize % 2) { |
+ m_CharIndex.RemoveAt(indexSize - 1); |
+ } |
+} |
+int CPDF_TextPageFind::GetCharIndex(int index) const { |
+ return m_pTextPage->CharIndexFromTextIndex(index); |
+ int indexSize = m_CharIndex.GetSize(); |
+ int count = 0; |
+ for (int i = 0; i < indexSize; i += 2) { |
+ count += m_CharIndex.GetAt(i + 1); |
+ if (count > index) { |
+ return index - count + m_CharIndex.GetAt(i + 1) + m_CharIndex.GetAt(i); |
+ } |
+ } |
+ return -1; |
+} |
+FX_BOOL CPDF_TextPageFind::FindFirst(const CFX_WideString& findwhat, |
+ int flags, |
+ int startPos) { |
+ if (!m_pTextPage) { |
+ return FALSE; |
+ } |
+ if (m_strText.IsEmpty() || m_bMatchCase != (flags & FPDFTEXT_MATCHCASE)) { |
+ m_strText = m_pTextPage->GetPageText(); |
+ } |
+ CFX_WideString findwhatStr = findwhat; |
+ m_findWhat = findwhatStr; |
+ m_flags = flags; |
+ m_bMatchCase = flags & FPDFTEXT_MATCHCASE; |
+ if (m_strText.IsEmpty()) { |
+ m_IsFind = FALSE; |
return TRUE; |
-} |
-FX_BOOL CPDF_TextPageFind::FindNext() |
-{ |
- if (!m_pTextPage) { |
- return FALSE; |
- } |
- m_resArray.RemoveAll(); |
- if(m_findNextStart == -1) { |
- return FALSE; |
- } |
- if(m_strText.IsEmpty()) { |
- m_IsFind = FALSE; |
- return m_IsFind; |
- } |
- int strLen = m_strText.GetLength(); |
- if (m_findNextStart > strLen - 1) { |
- m_IsFind = FALSE; |
- return m_IsFind; |
- } |
- int nCount = m_csFindWhatArray.GetSize(); |
- int nResultPos = 0; |
- int nStartPos = 0; |
- nStartPos = m_findNextStart; |
- FX_BOOL bSpaceStart = FALSE; |
- for(int iWord = 0; iWord < nCount; iWord++) { |
- CFX_WideString csWord = m_csFindWhatArray[iWord]; |
- if(csWord.IsEmpty()) { |
- if(iWord == nCount - 1) { |
- FX_WCHAR strInsert = m_strText.GetAt(nStartPos); |
- if(strInsert == TEXT_LINEFEED_CHAR || strInsert == TEXT_BLANK_CHAR || strInsert == TEXT_RETURN_CHAR || strInsert == 160) { |
- nResultPos = nStartPos + 1; |
- break; |
- } |
- iWord = -1; |
- } else if(iWord == 0) { |
- bSpaceStart = TRUE; |
- } |
- continue; |
- } |
- int endIndex; |
- nResultPos = m_strText.Find(csWord.c_str(), nStartPos); |
- if (nResultPos == -1) { |
- m_IsFind = FALSE; |
- return m_IsFind; |
- } |
- endIndex = nResultPos + csWord.GetLength() - 1; |
- if(iWord == 0) { |
- m_resStart = nResultPos; |
- } |
- FX_BOOL bMatch = TRUE; |
- if(iWord != 0 && !bSpaceStart) { |
- int PreResEndPos = nStartPos; |
- int curChar = csWord.GetAt(0); |
- CFX_WideString lastWord = m_csFindWhatArray[iWord - 1]; |
- int lastChar = lastWord.GetAt(lastWord.GetLength() - 1); |
- if(nStartPos == nResultPos && !(_IsIgnoreSpaceCharacter(lastChar) || _IsIgnoreSpaceCharacter(curChar))) { |
- bMatch = FALSE; |
- } |
- for(int d = PreResEndPos; d < nResultPos; d++) { |
- FX_WCHAR strInsert = m_strText.GetAt(d); |
- if(strInsert != TEXT_LINEFEED_CHAR && strInsert != TEXT_BLANK_CHAR && strInsert != TEXT_RETURN_CHAR && strInsert != 160) { |
- bMatch = FALSE; |
- break; |
- } |
- } |
- } else if(bSpaceStart) { |
- if(nResultPos > 0) { |
- FX_WCHAR strInsert = m_strText.GetAt(nResultPos - 1); |
- if(strInsert != TEXT_LINEFEED_CHAR && strInsert != TEXT_BLANK_CHAR && strInsert != TEXT_RETURN_CHAR && strInsert != 160) { |
- bMatch = FALSE; |
- m_resStart = nResultPos; |
- } else { |
- m_resStart = nResultPos - 1; |
- } |
- } |
- } |
- if(m_bMatchWholeWord && bMatch) { |
- bMatch = IsMatchWholeWord(m_strText, nResultPos, endIndex); |
- } |
- nStartPos = endIndex + 1; |
- if(!bMatch) { |
- iWord = -1; |
- if(bSpaceStart) { |
- nStartPos = m_resStart + m_csFindWhatArray[1].GetLength(); |
- } else { |
- nStartPos = m_resStart + m_csFindWhatArray[0].GetLength(); |
- } |
- } |
- } |
- m_resEnd = nResultPos + m_csFindWhatArray[m_csFindWhatArray.GetSize() - 1].GetLength() - 1; |
- m_IsFind = TRUE; |
- int resStart = GetCharIndex(m_resStart); |
- int resEnd = GetCharIndex(m_resEnd); |
- m_pTextPage->GetRectArray(resStart, resEnd - resStart + 1, m_resArray); |
- if(m_flags & FPDFTEXT_CONSECUTIVE) { |
- m_findNextStart = m_resStart + 1; |
- m_findPreStart = m_resEnd - 1; |
- } else { |
- m_findNextStart = m_resEnd + 1; |
- m_findPreStart = m_resStart - 1; |
- } |
+ } |
+ FX_STRSIZE len = findwhatStr.GetLength(); |
+ if (!m_bMatchCase) { |
+ findwhatStr.MakeLower(); |
+ m_strText.MakeLower(); |
+ } |
+ m_bMatchWholeWord = flags & FPDFTEXT_MATCHWHOLEWORD; |
+ m_findNextStart = startPos; |
+ if (startPos == -1) { |
+ m_findPreStart = m_strText.GetLength() - 1; |
+ } else { |
+ m_findPreStart = startPos; |
+ } |
+ m_csFindWhatArray.RemoveAll(); |
+ int i = 0; |
+ while (i < len) { |
+ if (findwhatStr.GetAt(i) != ' ') { |
+ break; |
+ } |
+ i++; |
+ } |
+ if (i < len) { |
+ ExtractFindWhat(findwhatStr); |
+ } else { |
+ m_csFindWhatArray.Add(findwhatStr); |
+ } |
+ if (m_csFindWhatArray.GetSize() <= 0) { |
+ return FALSE; |
+ } |
+ m_IsFind = TRUE; |
+ m_resStart = 0; |
+ m_resEnd = -1; |
+ return TRUE; |
+} |
+FX_BOOL CPDF_TextPageFind::FindNext() { |
+ if (!m_pTextPage) { |
+ return FALSE; |
+ } |
+ m_resArray.RemoveAll(); |
+ if (m_findNextStart == -1) { |
+ return FALSE; |
+ } |
+ if (m_strText.IsEmpty()) { |
+ m_IsFind = FALSE; |
return m_IsFind; |
-} |
-FX_BOOL CPDF_TextPageFind::FindPrev() |
-{ |
- if (!m_pTextPage) { |
- return FALSE; |
- } |
- m_resArray.RemoveAll(); |
- if(m_strText.IsEmpty() || m_findPreStart < 0) { |
- m_IsFind = FALSE; |
- return m_IsFind; |
- } |
- CPDF_TextPageFind findEngine(m_pTextPage); |
- FX_BOOL ret = findEngine.FindFirst(m_findWhat, m_flags); |
- if(!ret) { |
- m_IsFind = FALSE; |
- return m_IsFind; |
- } |
- int order = -1, MatchedCount = 0; |
- while(ret) { |
- ret = findEngine.FindNext(); |
- if(ret) { |
- int order1 = findEngine.GetCurOrder() ; |
- int MatchedCount1 = findEngine.GetMatchedCount(); |
- if(((order1 + MatchedCount1) - 1) > m_findPreStart) { |
- break; |
- } |
- order = order1; |
- MatchedCount = MatchedCount1; |
- } |
- } |
- if(order == -1) { |
- m_IsFind = FALSE; |
- return m_IsFind; |
- } |
- m_resStart = m_pTextPage->TextIndexFromCharIndex(order); |
- m_resEnd = m_pTextPage->TextIndexFromCharIndex(order + MatchedCount - 1); |
- m_IsFind = TRUE; |
- m_pTextPage->GetRectArray(order, MatchedCount, m_resArray); |
- if(m_flags & FPDFTEXT_CONSECUTIVE) { |
- m_findNextStart = m_resStart + 1; |
- m_findPreStart = m_resEnd - 1; |
- } else { |
- m_findNextStart = m_resEnd + 1; |
- m_findPreStart = m_resStart - 1; |
- } |
+ } |
+ int strLen = m_strText.GetLength(); |
+ if (m_findNextStart > strLen - 1) { |
+ m_IsFind = FALSE; |
return m_IsFind; |
-} |
-void CPDF_TextPageFind::ExtractFindWhat(const CFX_WideString& findwhat) |
-{ |
- if(findwhat.IsEmpty()) { |
- return ; |
- } |
- int index = 0; |
- while(1) { |
- CFX_WideString csWord = TEXT_EMPTY; |
- int ret = ExtractSubString(csWord, findwhat.c_str(), index, TEXT_BLANK_CHAR); |
- if(csWord.IsEmpty()) { |
- if(ret) { |
- m_csFindWhatArray.Add(CFX_WideString(L"")); |
- index++; |
- continue; |
- } else { |
- break; |
- } |
- } |
- int pos = 0; |
- while(pos < csWord.GetLength()) { |
- CFX_WideString curStr = csWord.Mid(pos, 1); |
- FX_WCHAR curChar = csWord.GetAt(pos); |
- if (_IsIgnoreSpaceCharacter(curChar)) { |
- if (pos > 0 && curChar == 0x2019) { |
- pos++; |
- continue; |
- } |
- if (pos > 0 ) { |
- CFX_WideString preStr = csWord.Mid(0, pos); |
- m_csFindWhatArray.Add(preStr); |
- } |
- m_csFindWhatArray.Add(curStr); |
- if (pos == csWord.GetLength() - 1) { |
- csWord.Empty(); |
- break; |
- } |
- csWord = csWord.Right(csWord.GetLength() - pos - 1); |
- pos = 0; |
- continue; |
- } |
- pos++; |
- } |
- if (!csWord.IsEmpty()) { |
- m_csFindWhatArray.Add(csWord); |
- } |
+ } |
+ int nCount = m_csFindWhatArray.GetSize(); |
+ int nResultPos = 0; |
+ int nStartPos = 0; |
+ nStartPos = m_findNextStart; |
+ FX_BOOL bSpaceStart = FALSE; |
+ for (int iWord = 0; iWord < nCount; iWord++) { |
+ CFX_WideString csWord = m_csFindWhatArray[iWord]; |
+ if (csWord.IsEmpty()) { |
+ if (iWord == nCount - 1) { |
+ FX_WCHAR strInsert = m_strText.GetAt(nStartPos); |
+ if (strInsert == TEXT_LINEFEED_CHAR || strInsert == TEXT_BLANK_CHAR || |
+ strInsert == TEXT_RETURN_CHAR || strInsert == 160) { |
+ nResultPos = nStartPos + 1; |
+ break; |
+ } |
+ iWord = -1; |
+ } else if (iWord == 0) { |
+ bSpaceStart = TRUE; |
+ } |
+ continue; |
+ } |
+ int endIndex; |
+ nResultPos = m_strText.Find(csWord.c_str(), nStartPos); |
+ if (nResultPos == -1) { |
+ m_IsFind = FALSE; |
+ return m_IsFind; |
+ } |
+ endIndex = nResultPos + csWord.GetLength() - 1; |
+ if (iWord == 0) { |
+ m_resStart = nResultPos; |
+ } |
+ FX_BOOL bMatch = TRUE; |
+ if (iWord != 0 && !bSpaceStart) { |
+ int PreResEndPos = nStartPos; |
+ int curChar = csWord.GetAt(0); |
+ CFX_WideString lastWord = m_csFindWhatArray[iWord - 1]; |
+ int lastChar = lastWord.GetAt(lastWord.GetLength() - 1); |
+ if (nStartPos == nResultPos && |
+ !(_IsIgnoreSpaceCharacter(lastChar) || |
+ _IsIgnoreSpaceCharacter(curChar))) { |
+ bMatch = FALSE; |
+ } |
+ for (int d = PreResEndPos; d < nResultPos; d++) { |
+ FX_WCHAR strInsert = m_strText.GetAt(d); |
+ if (strInsert != TEXT_LINEFEED_CHAR && strInsert != TEXT_BLANK_CHAR && |
+ strInsert != TEXT_RETURN_CHAR && strInsert != 160) { |
+ bMatch = FALSE; |
+ break; |
+ } |
+ } |
+ } else if (bSpaceStart) { |
+ if (nResultPos > 0) { |
+ FX_WCHAR strInsert = m_strText.GetAt(nResultPos - 1); |
+ if (strInsert != TEXT_LINEFEED_CHAR && strInsert != TEXT_BLANK_CHAR && |
+ strInsert != TEXT_RETURN_CHAR && strInsert != 160) { |
+ bMatch = FALSE; |
+ m_resStart = nResultPos; |
+ } else { |
+ m_resStart = nResultPos - 1; |
+ } |
+ } |
+ } |
+ if (m_bMatchWholeWord && bMatch) { |
+ bMatch = IsMatchWholeWord(m_strText, nResultPos, endIndex); |
+ } |
+ nStartPos = endIndex + 1; |
+ if (!bMatch) { |
+ iWord = -1; |
+ if (bSpaceStart) { |
+ nStartPos = m_resStart + m_csFindWhatArray[1].GetLength(); |
+ } else { |
+ nStartPos = m_resStart + m_csFindWhatArray[0].GetLength(); |
+ } |
+ } |
+ } |
+ m_resEnd = nResultPos + |
+ m_csFindWhatArray[m_csFindWhatArray.GetSize() - 1].GetLength() - 1; |
+ m_IsFind = TRUE; |
+ int resStart = GetCharIndex(m_resStart); |
+ int resEnd = GetCharIndex(m_resEnd); |
+ m_pTextPage->GetRectArray(resStart, resEnd - resStart + 1, m_resArray); |
+ if (m_flags & FPDFTEXT_CONSECUTIVE) { |
+ m_findNextStart = m_resStart + 1; |
+ m_findPreStart = m_resEnd - 1; |
+ } else { |
+ m_findNextStart = m_resEnd + 1; |
+ m_findPreStart = m_resStart - 1; |
+ } |
+ return m_IsFind; |
+} |
+FX_BOOL CPDF_TextPageFind::FindPrev() { |
+ if (!m_pTextPage) { |
+ return FALSE; |
+ } |
+ m_resArray.RemoveAll(); |
+ if (m_strText.IsEmpty() || m_findPreStart < 0) { |
+ m_IsFind = FALSE; |
+ return m_IsFind; |
+ } |
+ CPDF_TextPageFind findEngine(m_pTextPage); |
+ FX_BOOL ret = findEngine.FindFirst(m_findWhat, m_flags); |
+ if (!ret) { |
+ m_IsFind = FALSE; |
+ return m_IsFind; |
+ } |
+ int order = -1, MatchedCount = 0; |
+ while (ret) { |
+ ret = findEngine.FindNext(); |
+ if (ret) { |
+ int order1 = findEngine.GetCurOrder(); |
+ int MatchedCount1 = findEngine.GetMatchedCount(); |
+ if (((order1 + MatchedCount1) - 1) > m_findPreStart) { |
+ break; |
+ } |
+ order = order1; |
+ MatchedCount = MatchedCount1; |
+ } |
+ } |
+ if (order == -1) { |
+ m_IsFind = FALSE; |
+ return m_IsFind; |
+ } |
+ m_resStart = m_pTextPage->TextIndexFromCharIndex(order); |
+ m_resEnd = m_pTextPage->TextIndexFromCharIndex(order + MatchedCount - 1); |
+ m_IsFind = TRUE; |
+ m_pTextPage->GetRectArray(order, MatchedCount, m_resArray); |
+ if (m_flags & FPDFTEXT_CONSECUTIVE) { |
+ m_findNextStart = m_resStart + 1; |
+ m_findPreStart = m_resEnd - 1; |
+ } else { |
+ m_findNextStart = m_resEnd + 1; |
+ m_findPreStart = m_resStart - 1; |
+ } |
+ return m_IsFind; |
+} |
+void CPDF_TextPageFind::ExtractFindWhat(const CFX_WideString& findwhat) { |
+ if (findwhat.IsEmpty()) { |
+ return; |
+ } |
+ int index = 0; |
+ while (1) { |
+ CFX_WideString csWord = TEXT_EMPTY; |
+ int ret = |
+ ExtractSubString(csWord, findwhat.c_str(), index, TEXT_BLANK_CHAR); |
+ if (csWord.IsEmpty()) { |
+ if (ret) { |
+ m_csFindWhatArray.Add(CFX_WideString(L"")); |
index++; |
+ continue; |
+ } else { |
+ break; |
+ } |
} |
-} |
-FX_BOOL CPDF_TextPageFind::IsMatchWholeWord(const CFX_WideString& csPageText, int startPos, int endPos) |
-{ |
- int char_left = 0; |
- int char_right = 0; |
- int char_count = endPos - startPos + 1; |
- if(char_count < 1) { |
- return FALSE; |
- } |
- if (char_count == 1 && csPageText.GetAt(startPos) > 255) { |
- return TRUE; |
- } |
- if(startPos - 1 >= 0 ) { |
- char_left = csPageText.GetAt(startPos - 1); |
- } |
- if(startPos + char_count < csPageText.GetLength()) { |
- char_right = csPageText.GetAt(startPos + char_count); |
- } |
- if ((char_left > 'A' && char_left < 'a') || (char_left > 'a' && char_left < 'z') || (char_left > 0xfb00 && char_left < 0xfb06) || (char_left >= '0' && char_left <= '9') || |
- (char_right > 'A' && char_right < 'a') || (char_right > 'a' && char_right < 'z') || (char_right > 0xfb00 && char_right < 0xfb06) || (char_right >= '0' && char_right <= '9')) { |
- return FALSE; |
- } |
- if(!(('A' > char_left || char_left > 'Z') && ('a' > char_left || char_left > 'z') |
- && ('A' > char_right || char_right > 'Z') && ('a' > char_right || char_right > 'z'))) { |
- return FALSE; |
- } |
- if (char_count > 0) { |
- if (csPageText.GetAt(startPos) >= L'0' && csPageText.GetAt(startPos) <= L'9' && char_left >= L'0' && char_left <= L'9') { |
- return FALSE; |
- } |
- if (csPageText.GetAt(endPos) >= L'0' && csPageText.GetAt(endPos) <= L'9' && char_right >= L'0' && char_right <= L'9') { |
- return FALSE; |
- } |
- } |
+ int pos = 0; |
+ while (pos < csWord.GetLength()) { |
+ CFX_WideString curStr = csWord.Mid(pos, 1); |
+ FX_WCHAR curChar = csWord.GetAt(pos); |
+ if (_IsIgnoreSpaceCharacter(curChar)) { |
+ if (pos > 0 && curChar == 0x2019) { |
+ pos++; |
+ continue; |
+ } |
+ if (pos > 0) { |
+ CFX_WideString preStr = csWord.Mid(0, pos); |
+ m_csFindWhatArray.Add(preStr); |
+ } |
+ m_csFindWhatArray.Add(curStr); |
+ if (pos == csWord.GetLength() - 1) { |
+ csWord.Empty(); |
+ break; |
+ } |
+ csWord = csWord.Right(csWord.GetLength() - pos - 1); |
+ pos = 0; |
+ continue; |
+ } |
+ pos++; |
+ } |
+ if (!csWord.IsEmpty()) { |
+ m_csFindWhatArray.Add(csWord); |
+ } |
+ index++; |
+ } |
+} |
+FX_BOOL CPDF_TextPageFind::IsMatchWholeWord(const CFX_WideString& csPageText, |
+ int startPos, |
+ int endPos) { |
+ int char_left = 0; |
+ int char_right = 0; |
+ int char_count = endPos - startPos + 1; |
+ if (char_count < 1) { |
+ return FALSE; |
+ } |
+ if (char_count == 1 && csPageText.GetAt(startPos) > 255) { |
return TRUE; |
-} |
-FX_BOOL CPDF_TextPageFind::ExtractSubString(CFX_WideString& rString, const FX_WCHAR* lpszFullString, |
- int iSubString, FX_WCHAR chSep) |
-{ |
+ } |
+ if (startPos - 1 >= 0) { |
+ char_left = csPageText.GetAt(startPos - 1); |
+ } |
+ if (startPos + char_count < csPageText.GetLength()) { |
+ char_right = csPageText.GetAt(startPos + char_count); |
+ } |
+ if ((char_left > 'A' && char_left < 'a') || |
+ (char_left > 'a' && char_left < 'z') || |
+ (char_left > 0xfb00 && char_left < 0xfb06) || |
+ (char_left >= '0' && char_left <= '9') || |
+ (char_right > 'A' && char_right < 'a') || |
+ (char_right > 'a' && char_right < 'z') || |
+ (char_right > 0xfb00 && char_right < 0xfb06) || |
+ (char_right >= '0' && char_right <= '9')) { |
+ return FALSE; |
+ } |
+ if (!(('A' > char_left || char_left > 'Z') && |
+ ('a' > char_left || char_left > 'z') && |
+ ('A' > char_right || char_right > 'Z') && |
+ ('a' > char_right || char_right > 'z'))) { |
+ return FALSE; |
+ } |
+ if (char_count > 0) { |
+ if (csPageText.GetAt(startPos) >= L'0' && |
+ csPageText.GetAt(startPos) <= L'9' && char_left >= L'0' && |
+ char_left <= L'9') { |
+ return FALSE; |
+ } |
+ if (csPageText.GetAt(endPos) >= L'0' && csPageText.GetAt(endPos) <= L'9' && |
+ char_right >= L'0' && char_right <= L'9') { |
+ return FALSE; |
+ } |
+ } |
+ return TRUE; |
+} |
+FX_BOOL CPDF_TextPageFind::ExtractSubString(CFX_WideString& rString, |
+ const FX_WCHAR* lpszFullString, |
+ int iSubString, |
+ FX_WCHAR chSep) { |
+ if (lpszFullString == NULL) { |
+ return FALSE; |
+ } |
+ while (iSubString--) { |
+ lpszFullString = FXSYS_wcschr(lpszFullString, chSep); |
if (lpszFullString == NULL) { |
- return FALSE; |
- } |
- while (iSubString--) { |
- lpszFullString = FXSYS_wcschr(lpszFullString, chSep); |
- if (lpszFullString == NULL) { |
- rString.Empty(); |
- return FALSE; |
- } |
- lpszFullString++; |
- while(*lpszFullString == chSep) { |
- lpszFullString++; |
- } |
- } |
- const FX_WCHAR* lpchEnd = FXSYS_wcschr(lpszFullString, chSep); |
- int nLen = (lpchEnd == NULL) ? |
- (int)FXSYS_wcslen(lpszFullString) : (int)(lpchEnd - lpszFullString); |
- ASSERT(nLen >= 0); |
- FXSYS_memcpy(rString.GetBuffer(nLen), lpszFullString, nLen * sizeof(FX_WCHAR)); |
- rString.ReleaseBuffer(); |
- return TRUE; |
-} |
-CFX_WideString CPDF_TextPageFind::MakeReverse(const CFX_WideString& str) |
-{ |
- CFX_WideString str2; |
- str2.Empty(); |
- int nlen = str.GetLength(); |
- for(int i = nlen - 1; i >= 0; i--) { |
- str2 += str.GetAt(i); |
- } |
- return str2; |
-} |
-void CPDF_TextPageFind::GetRectArray(CFX_RectArray& rects) const |
-{ |
- rects.Copy(m_resArray); |
-} |
-int CPDF_TextPageFind::GetCurOrder() const |
-{ |
- return GetCharIndex(m_resStart); |
-} |
-int CPDF_TextPageFind::GetMatchedCount()const |
-{ |
- int resStart = GetCharIndex(m_resStart); |
- int resEnd = GetCharIndex(m_resEnd); |
- return resEnd - resStart + 1; |
-} |
-CPDF_LinkExtract::CPDF_LinkExtract() |
- : m_pTextPage(NULL), |
- m_IsParserd(FALSE) |
-{ |
-} |
-CPDF_LinkExtract::~CPDF_LinkExtract() |
-{ |
- DeleteLinkList(); |
-} |
-FX_BOOL CPDF_LinkExtract::ExtractLinks(const IPDF_TextPage* pTextPage) |
-{ |
- if (!pTextPage || !pTextPage->IsParsered()) { |
- return FALSE; |
- } |
- m_pTextPage = (const CPDF_TextPage*)pTextPage; |
- m_strPageText = m_pTextPage->GetPageText(0, -1); |
- DeleteLinkList(); |
- if (m_strPageText.IsEmpty()) { |
- return FALSE; |
- } |
- parserLink(); |
- m_IsParserd = TRUE; |
- return TRUE; |
-} |
-void CPDF_LinkExtract::DeleteLinkList() |
-{ |
- while (m_LinkList.GetSize()) { |
- CPDF_LinkExt* linkinfo = NULL; |
- linkinfo = m_LinkList.GetAt(0); |
- m_LinkList.RemoveAt(0); |
- delete linkinfo; |
- } |
- m_LinkList.RemoveAll(); |
-} |
-int CPDF_LinkExtract::CountLinks() const |
-{ |
- if (!m_IsParserd) { |
- return -1; |
- } |
- return m_LinkList.GetSize(); |
-} |
-void CPDF_LinkExtract::parserLink() |
-{ |
- int start = 0, pos = 0; |
- int TotalChar = m_pTextPage->CountChars(); |
- while (pos < TotalChar) { |
- FPDF_CHAR_INFO pageChar; |
- m_pTextPage->GetCharInfo(pos, pageChar); |
- if (pageChar.m_Flag == CHAR_GENERATED || pageChar.m_Unicode == 0x20 || pos == TotalChar - 1) { |
- int nCount = pos - start; |
- if(pos == TotalChar - 1) { |
- nCount++; |
- } |
- CFX_WideString strBeCheck; |
- strBeCheck = m_pTextPage->GetPageText(start, nCount); |
- if (strBeCheck.GetLength() > 5) { |
- while(strBeCheck.GetLength() > 0) { |
- FX_WCHAR ch = strBeCheck.GetAt(strBeCheck.GetLength() - 1); |
- if (ch == L')' || ch == L',' || ch == L'>' || ch == L'.') { |
- strBeCheck = strBeCheck.Mid(0, strBeCheck.GetLength() - 1); |
- nCount--; |
- } else { |
- break; |
- } |
- } |
- if (nCount > 5 && (CheckWebLink(strBeCheck) || CheckMailLink(strBeCheck))) { |
- if (!AppendToLinkList(start, nCount, strBeCheck)) { |
- break; |
- } |
- } |
- } |
- start = ++pos; |
- } else { |
- pos++; |
- } |
- } |
-} |
-FX_BOOL CPDF_LinkExtract::CheckWebLink(CFX_WideString& strBeCheck) |
-{ |
- CFX_WideString str = strBeCheck; |
- str.MakeLower(); |
- if (str.Find(L"http://www.") != -1) { |
- strBeCheck = strBeCheck.Right(str.GetLength() - str.Find(L"http://www.")); |
- return TRUE; |
- } |
- if (str.Find(L"http://") != -1) { |
- strBeCheck = strBeCheck.Right(str.GetLength() - str.Find(L"http://")); |
- return TRUE; |
- } |
- if (str.Find(L"https://www.") != -1) { |
- strBeCheck = strBeCheck.Right(str.GetLength() - str.Find(L"https://www.")); |
- return TRUE; |
- } |
- if (str.Find(L"https://") != -1) { |
- strBeCheck = strBeCheck.Right(str.GetLength() - str.Find(L"https://")); |
- return TRUE; |
- } |
- if (str.Find(L"www.") != -1) { |
- strBeCheck = strBeCheck.Right(str.GetLength() - str.Find(L"www.")); |
- strBeCheck = L"http://" + strBeCheck; |
- return TRUE; |
- } |
+ rString.Empty(); |
+ return FALSE; |
+ } |
+ lpszFullString++; |
+ while (*lpszFullString == chSep) { |
+ lpszFullString++; |
+ } |
+ } |
+ const FX_WCHAR* lpchEnd = FXSYS_wcschr(lpszFullString, chSep); |
+ int nLen = (lpchEnd == NULL) ? (int)FXSYS_wcslen(lpszFullString) |
+ : (int)(lpchEnd - lpszFullString); |
+ ASSERT(nLen >= 0); |
+ FXSYS_memcpy(rString.GetBuffer(nLen), lpszFullString, |
+ nLen * sizeof(FX_WCHAR)); |
+ rString.ReleaseBuffer(); |
+ return TRUE; |
+} |
+CFX_WideString CPDF_TextPageFind::MakeReverse(const CFX_WideString& str) { |
+ CFX_WideString str2; |
+ str2.Empty(); |
+ int nlen = str.GetLength(); |
+ for (int i = nlen - 1; i >= 0; i--) { |
+ str2 += str.GetAt(i); |
+ } |
+ return str2; |
+} |
+void CPDF_TextPageFind::GetRectArray(CFX_RectArray& rects) const { |
+ rects.Copy(m_resArray); |
+} |
+int CPDF_TextPageFind::GetCurOrder() const { |
+ return GetCharIndex(m_resStart); |
+} |
+int CPDF_TextPageFind::GetMatchedCount() const { |
+ int resStart = GetCharIndex(m_resStart); |
+ int resEnd = GetCharIndex(m_resEnd); |
+ return resEnd - resStart + 1; |
+} |
+CPDF_LinkExtract::CPDF_LinkExtract() : m_pTextPage(NULL), m_IsParserd(FALSE) {} |
+CPDF_LinkExtract::~CPDF_LinkExtract() { |
+ DeleteLinkList(); |
+} |
+FX_BOOL CPDF_LinkExtract::ExtractLinks(const IPDF_TextPage* pTextPage) { |
+ if (!pTextPage || !pTextPage->IsParsered()) { |
return FALSE; |
-} |
-FX_BOOL CPDF_LinkExtract::CheckMailLink(CFX_WideString& str) |
-{ |
- str.MakeLower(); |
- int aPos = str.Find(L'@'); |
- if (aPos < 1) { |
- return FALSE; |
- } |
- if (str.GetAt(aPos - 1) == L'.' || str.GetAt(aPos - 1) == L'_') { |
- return FALSE; |
- } |
- int i; |
- for (i = aPos - 1; i >= 0; i--) { |
- FX_WCHAR ch = str.GetAt(i); |
- if (ch == L'_' || ch == L'.' || (ch >= L'a' && ch <= L'z') || (ch >= L'0' && ch <= L'9')) { |
- continue; |
- } else { |
- if (i == aPos - 1) { |
- return FALSE; |
- } |
- str = str.Right(str.GetLength() - i - 1); |
- break; |
- } |
- } |
- aPos = str.Find(L'@'); |
- if (aPos < 1) { |
- return FALSE; |
- } |
- CFX_WideString strtemp = L""; |
- for (i = 0; i < aPos; i++) { |
- FX_WCHAR wch = str.GetAt(i); |
- if (wch >= L'a' && wch <= L'z') { |
+ } |
+ m_pTextPage = (const CPDF_TextPage*)pTextPage; |
+ m_strPageText = m_pTextPage->GetPageText(0, -1); |
+ DeleteLinkList(); |
+ if (m_strPageText.IsEmpty()) { |
+ return FALSE; |
+ } |
+ parserLink(); |
+ m_IsParserd = TRUE; |
+ return TRUE; |
+} |
+void CPDF_LinkExtract::DeleteLinkList() { |
+ while (m_LinkList.GetSize()) { |
+ CPDF_LinkExt* linkinfo = NULL; |
+ linkinfo = m_LinkList.GetAt(0); |
+ m_LinkList.RemoveAt(0); |
+ delete linkinfo; |
+ } |
+ m_LinkList.RemoveAll(); |
+} |
+int CPDF_LinkExtract::CountLinks() const { |
+ if (!m_IsParserd) { |
+ return -1; |
+ } |
+ return m_LinkList.GetSize(); |
+} |
+void CPDF_LinkExtract::parserLink() { |
+ int start = 0, pos = 0; |
+ int TotalChar = m_pTextPage->CountChars(); |
+ while (pos < TotalChar) { |
+ FPDF_CHAR_INFO pageChar; |
+ m_pTextPage->GetCharInfo(pos, pageChar); |
+ if (pageChar.m_Flag == CHAR_GENERATED || pageChar.m_Unicode == 0x20 || |
+ pos == TotalChar - 1) { |
+ int nCount = pos - start; |
+ if (pos == TotalChar - 1) { |
+ nCount++; |
+ } |
+ CFX_WideString strBeCheck; |
+ strBeCheck = m_pTextPage->GetPageText(start, nCount); |
+ if (strBeCheck.GetLength() > 5) { |
+ while (strBeCheck.GetLength() > 0) { |
+ FX_WCHAR ch = strBeCheck.GetAt(strBeCheck.GetLength() - 1); |
+ if (ch == L')' || ch == L',' || ch == L'>' || ch == L'.') { |
+ strBeCheck = strBeCheck.Mid(0, strBeCheck.GetLength() - 1); |
+ nCount--; |
+ } else { |
break; |
- } else { |
- strtemp = str.Right(str.GetLength() - i + 1); |
+ } |
} |
- } |
- if (strtemp != L"") { |
- str = strtemp; |
- } |
- aPos = str.Find(L'@'); |
- if (aPos < 1) { |
- return FALSE; |
- } |
- str.TrimRight(L'.'); |
- strtemp = str; |
- int ePos = str.Find(L'.'); |
- if (ePos == -1) { |
- return FALSE; |
- } |
- while (ePos != -1) { |
- strtemp = strtemp.Right(strtemp.GetLength() - ePos - 1); |
- ePos = strtemp.Find('.'); |
- } |
- ePos = strtemp.GetLength(); |
- for (i = 0; i < ePos; i++) { |
- FX_WCHAR wch = str.GetAt(i); |
- if ((wch >= L'a' && wch <= L'z') || (wch >= L'0' && wch <= L'9')) { |
- continue; |
- } else { |
- str = str.Left(str.GetLength() - ePos + i + 1); |
- ePos = ePos - i - 1; |
+ if (nCount > 5 && |
+ (CheckWebLink(strBeCheck) || CheckMailLink(strBeCheck))) { |
+ if (!AppendToLinkList(start, nCount, strBeCheck)) { |
break; |
+ } |
} |
+ } |
+ start = ++pos; |
+ } else { |
+ pos++; |
} |
- int nLen = str.GetLength(); |
- for (i = aPos + 1; i < nLen - ePos; i++) { |
- FX_WCHAR wch = str.GetAt(i); |
- if (wch == L'-' || wch == L'.' || (wch >= L'a' && wch <= L'z') || (wch >= L'0' && wch <= L'9')) { |
- continue; |
- } else { |
- return FALSE; |
- } |
- } |
- if (str.Find(L"mailto:") == -1) { |
- str = L"mailto:" + str; |
- } |
- return TRUE; |
+ } |
} |
-FX_BOOL CPDF_LinkExtract::AppendToLinkList(int start, int count, const CFX_WideString& strUrl) |
-{ |
- CPDF_LinkExt* linkInfo = new CPDF_LinkExt; |
- linkInfo->m_strUrl = strUrl; |
- linkInfo->m_Start = start; |
- linkInfo->m_Count = count; |
- m_LinkList.Add(linkInfo); |
+FX_BOOL CPDF_LinkExtract::CheckWebLink(CFX_WideString& strBeCheck) { |
+ CFX_WideString str = strBeCheck; |
+ str.MakeLower(); |
+ if (str.Find(L"http://www.") != -1) { |
+ strBeCheck = strBeCheck.Right(str.GetLength() - str.Find(L"http://www.")); |
return TRUE; |
+ } |
+ if (str.Find(L"http://") != -1) { |
+ strBeCheck = strBeCheck.Right(str.GetLength() - str.Find(L"http://")); |
+ return TRUE; |
+ } |
+ if (str.Find(L"https://www.") != -1) { |
+ strBeCheck = strBeCheck.Right(str.GetLength() - str.Find(L"https://www.")); |
+ return TRUE; |
+ } |
+ if (str.Find(L"https://") != -1) { |
+ strBeCheck = strBeCheck.Right(str.GetLength() - str.Find(L"https://")); |
+ return TRUE; |
+ } |
+ if (str.Find(L"www.") != -1) { |
+ strBeCheck = strBeCheck.Right(str.GetLength() - str.Find(L"www.")); |
+ strBeCheck = L"http://" + strBeCheck; |
+ return TRUE; |
+ } |
+ return FALSE; |
} |
-CFX_WideString CPDF_LinkExtract::GetURL(int index) const |
-{ |
- if (!m_IsParserd || index < 0 || index >= m_LinkList.GetSize()) { |
- return L""; |
- } |
- CPDF_LinkExt* link = NULL; |
- link = m_LinkList.GetAt(index); |
- if (!link) { |
- return L""; |
- } |
- return link->m_strUrl; |
-} |
-void CPDF_LinkExtract::GetBoundedSegment(int index, int& start, int& count) const |
-{ |
- if (!m_IsParserd || index < 0 || index >= m_LinkList.GetSize()) { |
- return ; |
- } |
- CPDF_LinkExt* link = NULL; |
- link = m_LinkList.GetAt(index); |
- if (!link) { |
- return ; |
+FX_BOOL CPDF_LinkExtract::CheckMailLink(CFX_WideString& str) { |
+ str.MakeLower(); |
+ int aPos = str.Find(L'@'); |
+ if (aPos < 1) { |
+ return FALSE; |
+ } |
+ if (str.GetAt(aPos - 1) == L'.' || str.GetAt(aPos - 1) == L'_') { |
+ return FALSE; |
+ } |
+ int i; |
+ for (i = aPos - 1; i >= 0; i--) { |
+ FX_WCHAR ch = str.GetAt(i); |
+ if (ch == L'_' || ch == L'.' || (ch >= L'a' && ch <= L'z') || |
+ (ch >= L'0' && ch <= L'9')) { |
+ continue; |
+ } else { |
+ if (i == aPos - 1) { |
+ return FALSE; |
+ } |
+ str = str.Right(str.GetLength() - i - 1); |
+ break; |
} |
- start = link->m_Start; |
- count = link->m_Count; |
+ } |
+ aPos = str.Find(L'@'); |
+ if (aPos < 1) { |
+ return FALSE; |
+ } |
+ CFX_WideString strtemp = L""; |
+ for (i = 0; i < aPos; i++) { |
+ FX_WCHAR wch = str.GetAt(i); |
+ if (wch >= L'a' && wch <= L'z') { |
+ break; |
+ } else { |
+ strtemp = str.Right(str.GetLength() - i + 1); |
+ } |
+ } |
+ if (strtemp != L"") { |
+ str = strtemp; |
+ } |
+ aPos = str.Find(L'@'); |
+ if (aPos < 1) { |
+ return FALSE; |
+ } |
+ str.TrimRight(L'.'); |
+ strtemp = str; |
+ int ePos = str.Find(L'.'); |
+ if (ePos == -1) { |
+ return FALSE; |
+ } |
+ while (ePos != -1) { |
+ strtemp = strtemp.Right(strtemp.GetLength() - ePos - 1); |
+ ePos = strtemp.Find('.'); |
+ } |
+ ePos = strtemp.GetLength(); |
+ for (i = 0; i < ePos; i++) { |
+ FX_WCHAR wch = str.GetAt(i); |
+ if ((wch >= L'a' && wch <= L'z') || (wch >= L'0' && wch <= L'9')) { |
+ continue; |
+ } else { |
+ str = str.Left(str.GetLength() - ePos + i + 1); |
+ ePos = ePos - i - 1; |
+ break; |
+ } |
+ } |
+ int nLen = str.GetLength(); |
+ for (i = aPos + 1; i < nLen - ePos; i++) { |
+ FX_WCHAR wch = str.GetAt(i); |
+ if (wch == L'-' || wch == L'.' || (wch >= L'a' && wch <= L'z') || |
+ (wch >= L'0' && wch <= L'9')) { |
+ continue; |
+ } else { |
+ return FALSE; |
+ } |
+ } |
+ if (str.Find(L"mailto:") == -1) { |
+ str = L"mailto:" + str; |
+ } |
+ return TRUE; |
+} |
+FX_BOOL CPDF_LinkExtract::AppendToLinkList(int start, |
+ int count, |
+ const CFX_WideString& strUrl) { |
+ CPDF_LinkExt* linkInfo = new CPDF_LinkExt; |
+ linkInfo->m_strUrl = strUrl; |
+ linkInfo->m_Start = start; |
+ linkInfo->m_Count = count; |
+ m_LinkList.Add(linkInfo); |
+ return TRUE; |
+} |
+CFX_WideString CPDF_LinkExtract::GetURL(int index) const { |
+ if (!m_IsParserd || index < 0 || index >= m_LinkList.GetSize()) { |
+ return L""; |
+ } |
+ CPDF_LinkExt* link = NULL; |
+ link = m_LinkList.GetAt(index); |
+ if (!link) { |
+ return L""; |
+ } |
+ return link->m_strUrl; |
+} |
+void CPDF_LinkExtract::GetBoundedSegment(int index, |
+ int& start, |
+ int& count) const { |
+ if (!m_IsParserd || index < 0 || index >= m_LinkList.GetSize()) { |
+ return; |
+ } |
+ CPDF_LinkExt* link = NULL; |
+ link = m_LinkList.GetAt(index); |
+ if (!link) { |
+ return; |
+ } |
+ start = link->m_Start; |
+ count = link->m_Count; |
} |
-void CPDF_LinkExtract::GetRects(int index, CFX_RectArray& rects) const |
-{ |
- if (!m_IsParserd || index < 0 || index >= m_LinkList.GetSize()) { |
- return; |
- } |
- CPDF_LinkExt* link = NULL; |
- link = m_LinkList.GetAt(index); |
- if (!link) { |
- return ; |
- } |
- m_pTextPage->GetRectArray(link->m_Start, link->m_Count, rects); |
+void CPDF_LinkExtract::GetRects(int index, CFX_RectArray& rects) const { |
+ if (!m_IsParserd || index < 0 || index >= m_LinkList.GetSize()) { |
+ return; |
+ } |
+ CPDF_LinkExt* link = NULL; |
+ link = m_LinkList.GetAt(index); |
+ if (!link) { |
+ return; |
+ } |
+ m_pTextPage->GetRectArray(link->m_Start, link->m_Count, rects); |
} |