clang-format all pdfium code.

core/src/fpdftext/fpdf_text_int.cpp

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #include <ctype.h>
 #include <algorithm>
 
 #include "../../../third_party/base/nonstd_unique_ptr.h"
 #include "../../include/fpdfapi/fpdf_module.h"
 #include "../../include/fpdfapi/fpdf_page.h"
 #include "../../include/fpdfapi/fpdf_pageobj.h"
 #include "../../include/fpdfapi/fpdf_resource.h"
 #include "../../include/fpdftext/fpdf_text.h"
 #include "../../include/fxcrt/fx_arb.h"
 #include "../../include/fxcrt/fx_ucd.h"
 #include "text_int.h"
 
 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)
-{
+    : 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, 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_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_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_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();
 }
-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
+#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);
+      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_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),
       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);
-    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);
-                }
-            }
-        }
-        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
-{
+    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);
+        }
+      } 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();
-    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);
-        }
-    }
+    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 -1;
+}
+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 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);
+  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;
-}
-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);
-        }
-    }
+  }
+  if (!m_IsParsered) {
     return -1;
-}
-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 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);
-    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);
+  }
+  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);
-    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;
-        }
+  }
+  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 {
-        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);
+      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 {
-        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) {
+      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()) {
+      }
+      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;
-    }
-    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;
+      }
+    }
+    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 = *(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;
-    }
+    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);
-    int nItems = pTextObj->CountItems();
-    FX_FLOAT baseSpace = _CalculateBaseSpace(pTextObj, matrix);
+    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();
+  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;
-        }
+  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_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);
+        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);
-            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);
-    }
+          }
+          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]);
-    }
+                                    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;
-    }
+                                     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;
-}
-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;
-            }
-    }
-    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++;
-    }
-    return FALSE;
-}
-FX_BOOL CPDF_TextPage::GenerateCharInfo(FX_WCHAR unicode, PAGECHAR_INFO& info)
-{
+  }
+  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];
+      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') {
+      size = m_charList.GetSize();
+      if (size == 0) {
         return FALSE;
-    }
-    if (unicode > L'Z' && unicode < L'a') {
+      }
+      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;
+      }
+  }
+  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 (unicode > L'z') {
-        return FALSE;
-    }
-    return TRUE;
+      }
+    }
+  }
+  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++;
+  }
+  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;
 }
 CPDF_TextPageFind::CPDF_TextPageFind(const IPDF_TextPage* pTextPage)
     : m_pTextPage(pTextPage),
       m_flags(0),
       m_findNextStart(-1),
       m_findPreStart(-1),
       m_bMatchCase(FALSE),
       m_bMatchWholeWord(FALSE),
       m_resStart(0),
       m_resEnd(-1),
-      m_IsFind(FALSE)
-{
+      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);
+  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();
-    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);
-            }
+  }
+  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);
+  } 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;
+  }
+  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 {
-            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);
-        }
-    }
+          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;
+      }
+    }
+    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;
+  }
+  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) {
+      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;
-}
-FX_BOOL CPDF_TextPageFind::FindFirst(const CFX_WideString& findwhat, int flags, int startPos)
-{
-    if (!m_pTextPage) {
+  }
+  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;
+  }
+  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;
-    }
-    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;
+      }
+      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') {
+      break;
     } else {
-        m_findPreStart = startPos;
-    }
-    m_csFindWhatArray.RemoveAll();
-    int i = 0;
-    while(i < len) {
-        if(findwhatStr.GetAt(i) != ' ') {
-            break;
-        }
-        i++;
-    }
-    if(i < len) {
-        ExtractFindWhat(findwhatStr);
+      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 {
-        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;
-    }
-    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;
+      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 {
-        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;
-            }
-        }
-        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;
-    }
-    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) {
-            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;
-    }
-    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') {
-            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);
-}
+      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);
+}