FX Bool considered harmful, part 3

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)
+bool _IsIgnoreSpaceCharacter(FX_WCHAR curChar)
 {
     if(curChar < 255 ) {
-        return FALSE;
+        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 false;
     }
-    return TRUE;
+    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 _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;
+        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;
+                bAllChar = false;
             }
         }
         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, int flags)
 {
     return new CPDF_TextPage(pPage, flags);
 }
@@ skipping 17 matching lines @@
 #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_IsParsered(false),
       m_TextlineDir(-1),
       m_CurlineRect(0, 0, 0, 0)
 {
     m_pPage = pPage;
     m_parserflag = flags;
     m_TextBuf.EstimateSize(0, 10240);
     pPage->GetDisplayMatrix(m_DisplayMatrix, 0, 0, (int) pPage->GetPageWidth(), (int)pPage->GetPageHeight(), 0);
 }
 CPDF_TextPage::CPDF_TextPage(const CPDF_Page* pPage, CPDFText_ParseOptions ParserOptions)
     : m_ParseOptions(ParserOptions)
     , m_charList(512)
     , m_TempCharList(50)
     , m_pPreTextObj(NULL)
-    , m_IsParsered(FALSE)
+    , m_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_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)
+void CPDF_TextPage::NormalizeObjects(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()
+bool CPDF_TextPage::ParseTextPage()
 {
     if (!m_pPage) {
-        m_IsParsered = FALSE;
-        return FALSE;
+        m_IsParsered = false;
+        return false;
     }
-    m_IsParsered = FALSE;
+    m_IsParsered = false;
     m_TextBuf.Clear();
     m_charList.RemoveAll();
     m_pPreTextObj = NULL;
     ProcessObject();
-    m_IsParsered = TRUE;
+    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;
+            bool bNormal = false;
             PAGECHAR_INFO charinfo = *(PAGECHAR_INFO*)m_charList.GetAt(i);
             if(charinfo.m_Flag == FPDFTEXT_CHAR_GENERATED) {
-                bNormal = TRUE;
+                bNormal = true;
             }
             else if(charinfo.m_Unicode == 0 || IsControlChar(charinfo))
-                bNormal = FALSE;
+                bNormal = false;
             else {
-                bNormal = TRUE;
+                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;
+    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
 {
@@ skipping 30 matching lines @@
     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;
+    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;
+            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;
+            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;
             }
@@ skipping 52 matching lines @@
 }
 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;
+    bool IsContainPreChar = false;
+    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;
+            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;
+                IsContainPreChar = false;
+                ISAddLineFeed = false;
             }
         } else {
-            IsContainPreChar = FALSE;
-            ISAddLineFeed = TRUE;
+            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;
+    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;
+                flagNewRect = true;
             }
             if (flagNewRect) {
                 curRect = info_curchar.m_CharBox;
-                flagNewRect = FALSE;
+                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) {
@@ skipping 148 matching lines @@
         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)
+bool CPDF_TextPage::GetBaselineRotate(int start, int end, int& Rotate)
 {
     if(m_ParseOptions.m_bGetCharCodeOnly) {
-        return FALSE;
+        return false;
     }
     if(end == start) {
-        return FALSE;
+        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;
+            return false;
         }
         GetCharInfo(end, info2);
     }
     dx = (info2.m_OriginX - info1.m_OriginX);
     dy = (info2.m_OriginY - info1.m_OriginY);
     if(dx == 0) {
         if(dy > 0) {
             Rotate = 90;
         } else if (dy < 0) {
             Rotate = 270;
         } else {
             Rotate = 0;
         }
     } else {
         float a = FXSYS_atan2(dy, dx);
         Rotate = (int)(a * 180 / FX_PI + 0.5);
     }
     if(Rotate < 0) {
         Rotate = -Rotate;
     } else if(Rotate > 0) {
         Rotate = 360 - Rotate;
     }
-    return TRUE;
+    return true;
 }
-FX_BOOL CPDF_TextPage::GetBaselineRotate(const CFX_FloatRect& rect , int& Rotate)
+bool    CPDF_TextPage::GetBaselineRotate(const CFX_FloatRect& rect , int& Rotate)
 {
     if(m_ParseOptions.m_bGetCharCodeOnly) {
-        return FALSE;
+        return false;
     }
-    int start, end, count, n = CountBoundedSegments(rect.left, rect.top, rect.right, rect.bottom, TRUE);
+    int start, end, count, n = CountBoundedSegments(rect.left, rect.top, rect.right, rect.bottom, true);
     if(n < 1) {
-        return FALSE;
+        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)
+bool    CPDF_TextPage::GetBaselineRotate(int rectIndex, int& Rotate)
 {
     if(m_ParseOptions.m_bGetCharCodeOnly) {
-        return FALSE;
+        return false;
     }
     if (!m_IsParsered || rectIndex < 0 || rectIndex > m_SelRects.GetSize()) {
-        return FALSE;
+        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 )
+int     CPDF_TextPage::CountBoundedSegments(FX_FLOAT left, FX_FLOAT top, FX_FLOAT right, FX_FLOAT bottom, 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;
-    FX_BOOL             segmentStatus = 0;
-    FX_BOOL             IsContainPreChar = FALSE;
+    bool                segmentStatus = 0;
+    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;
+            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;
+            IsContainPreChar = true;
         } else if (charinfo.m_Unicode == 32) {
-            if (IsContainPreChar == TRUE) {
+            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;
+                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;
+            IsContainPreChar = false;
         }
         pos++;
     }
     if (segmentStatus == 1) {
         segmentStatus = 2;
         m_Segment.Add(segment);
         segment.m_Start = 0;
         segment.m_nCount = 0;
     }
     return m_Segment.GetSize();
@@ skipping 273 matching lines @@
     }
     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 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);
@@ skipping 15 matching lines @@
 }
 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;
+    bool bR2L = false;
     int32_t start = 0, count = 0;
     int nR2L = 0, nL2R = 0;
-    FX_BOOL bPrevSpace = FALSE;
+    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;
+            bPrevSpace = true;
         } else {
-            bPrevSpace = FALSE;
+            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;
+        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;
+                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;
@@ skipping 11 matching lines @@
                         int end = start + count1 ;
                         for(int m = start; m < end; m++) {
                             AddCharInfoByLRDirection(str, m);
                         }
                     }
                 }
             }
         }
     } else {
         int count = order.GetSize();
-        FX_BOOL bL2R = FALSE;
+        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;
+                    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);
                 }
@@ skipping 89 matching lines @@
     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;
+    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;
+            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;
+    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;
+            bExist = true;
             break;
         }
     }
     if (!bExist) {
         return FPDFTEXT_MC_PASS;
     }
-    bExist = FALSE;
+    bExist = false;
     for (FX_STRSIZE i = 0; i < nItems; i++) {
         FX_WCHAR wChar = actText.GetAt(i);
         if ((wChar > 0x80 && wChar < 0xFFFD) || (wChar <= 0x80 && isprint(wChar))) {
-            bExist = TRUE;
+            bExist = true;
             break;
         }
     }
     if (!bExist) {
         return FPDFTEXT_MC_DONE;
     }
     return FPDFTEXT_MC_DELAY;
 }
 void CPDF_TextPage::ProcessMarkedContent(PDFTEXT_Obj Obj)
 {
@@ skipping 163 matching lines @@
         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 =
+    const bool bR2L = IsRightToLeft(pTextObj, pFont, nItems);
+    const 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;
@@ skipping 48 matching lines @@
                 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;
+        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;
+            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;
@@ skipping 13 matching lines @@
         }
         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;
+            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;
+                    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 {
@@ skipping 24 matching lines @@
         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,
+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);
@@ skipping 51 matching lines @@
     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)
+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;
+                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;
+                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 true;
             }
     }
-    return FALSE;
+    return false;
 }
 int CPDF_TextPage::ProcessInsertObject(const CPDF_TextObject* pObj, const CFX_AffineMatrix& formMatrix)
 {
     FindPreviousTextObject();
-    FX_BOOL bNewline = FALSE;
+    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);
@@ skipping 43 matching lines @@
     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;
+                || ((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;
+                        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;
+                            bNewline = false;
                         }
                     }
                 }
             }
         }
     }
     if(bNewline) {
         if(IsHyphen(curChar)) {
             return 3;
         }
@@ skipping 30 matching lines @@
             }
             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)
+bool CPDF_TextPage::IsSameTextObject(CPDF_TextObject* pTextObj1, CPDF_TextObject* pTextObj2)
 {
     if (!pTextObj1 || !pTextObj2) {
-        return FALSE;
+        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;
+                return false;
             }
         }
     }
     if (!rcPreObj.IsEmpty() || !rcCurObj.IsEmpty()) {
         rcPreObj.Intersect(rcCurObj);
         if (rcPreObj.IsEmpty()) {
-            return FALSE;
+            return false;
         }
         if (FXSYS_fabs(rcPreObj.Width() - rcCurObj.Width()) > rcCurObj.Width() / 2) {
-            return FALSE;
+            return false;
         }
         if (pTextObj2->GetFontSize() != pTextObj1->GetFontSize()) {
-            return FALSE;
+            return false;
         }
     }
     int nPreCount = pTextObj2->CountItems();
     int nCurCount = pTextObj1->CountItems();
     if (nPreCount != nCurCount) {
-        return FALSE;
+        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;
+            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 false;
     }
-    return TRUE;
+    return true;
 }
-FX_BOOL CPDF_TextPage::IsSameAsPreTextObject(CPDF_TextObject* pTextObj, FX_POSITION ObjPos)
+bool CPDF_TextPage::IsSameAsPreTextObject(CPDF_TextObject* pTextObj, FX_POSITION ObjPos)
 {
     if (!pTextObj) {
-        return FALSE;
+        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;
+            return true;
         }
         i++;
     }
-    return FALSE;
+    return false;
 }
-FX_BOOL CPDF_TextPage::GenerateCharInfo(FX_WCHAR unicode, PAGECHAR_INFO& info)
+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;
+            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;
+    return true;
 }
-FX_BOOL CPDF_TextPage::IsRectIntersect(const CFX_FloatRect& rect1, const CFX_FloatRect& rect2)
+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)
+bool    CPDF_TextPage::IsLetter(FX_WCHAR unicode)
 {
     if (unicode < L'A') {
-        return FALSE;
+        return false;
     }
     if (unicode > L'Z' && unicode < L'a') {
-        return FALSE;
+        return false;
     }
     if (unicode > L'z') {
-        return FALSE;
+        return false;
     }
-    return TRUE;
+    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_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();
@@ skipping 28 matching lines @@
     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)
+bool    CPDF_TextPageFind::FindFirst(const CFX_WideString& findwhat, int flags, int startPos)
 {
     if (!m_pTextPage) {
-        return FALSE;
+        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;
+        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;
+        return false;
     }
-    m_IsFind = TRUE;
+    m_IsFind = true;
     m_resStart = 0;
     m_resEnd = -1;
-    return TRUE;
+    return true;
 }
-FX_BOOL CPDF_TextPageFind::FindNext()
+bool CPDF_TextPageFind::FindNext()
 {
     if (!m_pTextPage) {
-        return FALSE;
+        return false;
     }
     m_resArray.RemoveAll();
     if(m_findNextStart == -1) {
-        return FALSE;
+        return false;
     }
     if(m_strText.IsEmpty()) {
-        m_IsFind = FALSE;
+        m_IsFind = false;
         return m_IsFind;
     }
     int strLen = m_strText.GetLength();
     if (m_findNextStart > strLen - 1) {
-        m_IsFind = FALSE;
+        m_IsFind = false;
         return m_IsFind;
     }
     int nCount = m_csFindWhatArray.GetSize();
     int nResultPos = 0;
     int nStartPos = 0;
     nStartPos = m_findNextStart;
-    FX_BOOL bSpaceStart = FALSE;
+    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;
+                bSpaceStart = true;
             }
             continue;
         }
         int endIndex;
         nResultPos = m_strText.Find(csWord.c_str(), nStartPos);
         if (nResultPos == -1) {
-            m_IsFind = FALSE;
+            m_IsFind = false;
             return m_IsFind;
         }
         endIndex = nResultPos + csWord.GetLength() - 1;
         if(iWord == 0) {
             m_resStart = nResultPos;
         }
-        FX_BOOL bMatch = TRUE;
+        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;
+                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;
+                    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;
+                    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;
+    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()
+bool CPDF_TextPageFind::FindPrev()
 {
     if (!m_pTextPage) {
-        return FALSE;
+        return false;
     }
     m_resArray.RemoveAll();
     if(m_strText.IsEmpty() || m_findPreStart < 0) {
-        m_IsFind = FALSE;
+        m_IsFind = false;
         return m_IsFind;
     }
     CPDF_TextPageFind findEngine(m_pTextPage);
-    FX_BOOL ret = findEngine.FindFirst(m_findWhat, m_flags);
+    bool ret = findEngine.FindFirst(m_findWhat, m_flags);
     if(!ret) {
-        m_IsFind = FALSE;
+        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;
+        m_IsFind = false;
         return m_IsFind;
     }
     m_resStart = m_pTextPage->TextIndexFromCharIndex(order);
     m_resEnd = m_pTextPage->TextIndexFromCharIndex(order + MatchedCount - 1);
-    m_IsFind = TRUE;
+    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;
 }
@@ skipping 38 matching lines @@
                 continue;
             }
             pos++;
         }
         if (!csWord.IsEmpty()) {
             m_csFindWhatArray.Add(csWord);
         }
         index++;
     }
 }
-FX_BOOL CPDF_TextPageFind::IsMatchWholeWord(const CFX_WideString& csPageText, int startPos, int endPos)
+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;
+        return false;
     }
     if (char_count == 1 && csPageText.GetAt(startPos) > 255) {
-        return TRUE;
+        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;
+        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;
+        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;
+            return false;
         }
         if (csPageText.GetAt(endPos) >= L'0' && csPageText.GetAt(endPos) <= L'9' && char_right >= L'0' && char_right <= L'9') {
-            return FALSE;
+            return false;
         }
     }
-    return TRUE;
+    return true;
 }
-FX_BOOL CPDF_TextPageFind::ExtractSubString(CFX_WideString& rString, const FX_WCHAR* lpszFullString,
+bool CPDF_TextPageFind::ExtractSubString(CFX_WideString& rString, const FX_WCHAR* lpszFullString,
         int iSubString, FX_WCHAR chSep)
 {
     if (lpszFullString == NULL) {
-        return FALSE;
+        return false;
     }
     while (iSubString--) {
         lpszFullString = FXSYS_wcschr(lpszFullString, chSep);
         if (lpszFullString == NULL) {
             rString.Empty();
-            return FALSE;
+            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;
+    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)
+      m_IsParserd(false)
 {
 }
 CPDF_LinkExtract::~CPDF_LinkExtract()
 {
     DeleteLinkList();
 }
-FX_BOOL CPDF_LinkExtract::ExtractLinks(const IPDF_TextPage* pTextPage)
+bool CPDF_LinkExtract::ExtractLinks(const IPDF_TextPage* pTextPage)
 {
     if (!pTextPage || !pTextPage->IsParsered()) {
-        return FALSE;
+        return false;
     }
     m_pTextPage = (const CPDF_TextPage*)pTextPage;
     m_strPageText = m_pTextPage->GetPageText(0, -1);
     DeleteLinkList();
     if (m_strPageText.IsEmpty()) {
-        return FALSE;
+        return false;
     }
     parserLink();
-    m_IsParserd = TRUE;
-    return TRUE;
+    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();
@@ skipping 34 matching lines @@
                         break;
                     }
                 }
             }
             start = ++pos;
         } else {
             pos++;
         }
     }
 }
-FX_BOOL CPDF_LinkExtract::CheckWebLink(CFX_WideString& strBeCheck)
+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;
+        return true;
     }
     if (str.Find(L"http://") != -1) {
         strBeCheck = strBeCheck.Right(str.GetLength() - str.Find(L"http://"));
-        return TRUE;
+        return true;
     }
     if (str.Find(L"https://www.") != -1) {
         strBeCheck = strBeCheck.Right(str.GetLength() - str.Find(L"https://www."));
-        return TRUE;
+        return true;
     }
     if (str.Find(L"https://") != -1) {
         strBeCheck = strBeCheck.Right(str.GetLength() - str.Find(L"https://"));
-        return TRUE;
+        return true;
     }
     if (str.Find(L"www.") != -1) {
         strBeCheck = strBeCheck.Right(str.GetLength() - str.Find(L"www."));
         strBeCheck = L"http://" + strBeCheck;
-        return TRUE;
+        return true;
     }
-    return FALSE;
+    return false;
 }
-FX_BOOL CPDF_LinkExtract::CheckMailLink(CFX_WideString& str)
+bool CPDF_LinkExtract::CheckMailLink(CFX_WideString& str)
 {
     str.MakeLower();
     int aPos = str.Find(L'@');
     if (aPos < 1) {
-        return FALSE;
+        return false;
     }
     if (str.GetAt(aPos - 1) == L'.' || str.GetAt(aPos - 1) == L'_') {
-        return FALSE;
+        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;
+                return false;
             }
             str = str.Right(str.GetLength() - i - 1);
             break;
         }
     }
     aPos = str.Find(L'@');
     if (aPos < 1) {
-        return FALSE;
+        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;
+        return false;
     }
     str.TrimRight(L'.');
     strtemp = str;
     int ePos = str.Find(L'.');
     if (ePos == -1) {
-        return FALSE;
+        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;
+            return false;
         }
     }
     if (str.Find(L"mailto:") == -1) {
         str = L"mailto:" + str;
     }
-    return TRUE;
+    return true;
 }
-FX_BOOL CPDF_LinkExtract::AppendToLinkList(int start, int count, const CFX_WideString& strUrl)
+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;
+    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"";
@@ skipping 18 matching lines @@
     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);
 }