Split fpdf_text_int into classes

core/fpdftext/include/cpdf_textpage.h

 // Copyright 2016 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
 
 #ifndef CORE_FPDFTEXT_INCLUDE_CPDF_TEXTPAGE_H_
 #define CORE_FPDFTEXT_INCLUDE_CPDF_TEXTPAGE_H_
 
 #include <deque>
 #include <vector>
 
 #include "core/fpdfapi/fpdf_page/cpdf_pageobjectlist.h"
 #include "core/fxcrt/include/fx_basic.h"
 #include "core/fxcrt/include/fx_coordinates.h"
 #include "core/fxcrt/include/fx_string.h"
 
 class CPDF_Font;
 class CPDF_FormObject;
 class CPDF_Page;
 class CPDF_TextObject;
 
+#define FPDFTEXT_MATCHCASE 0x00000001
+#define FPDFTEXT_MATCHWHOLEWORD 0x00000002
+#define FPDFTEXT_CONSECUTIVE 0x00000004
+
+#define FPDFTEXT_CHAR_ERROR -1
+#define FPDFTEXT_CHAR_NORMAL 0
+#define FPDFTEXT_CHAR_GENERATED 1
+#define FPDFTEXT_CHAR_UNUNICODE 2
+#define FPDFTEXT_CHAR_HYPHEN 3
+#define FPDFTEXT_CHAR_PIECE 4
+
+#define TEXT_SPACE_CHAR L' '
+#define TEXT_LINEFEED_CHAR L'\n'
+#define TEXT_RETURN_CHAR L'\r'
+#define TEXT_EMPTY L""
+#define TEXT_SPACE L" "
+#define TEXT_RETURN_LINEFEED L"\r\n"
+#define TEXT_LINEFEED L"\n"
+#define TEXT_CHARRATIO_GAPDELTA 0.070
+
 enum class FPDFText_MarkedContent { Pass = 0, Done, Delay };
 
 enum class FPDFText_Direction { Left = -1, Right = 1 };
 
 struct FPDF_CHAR_INFO {
   FX_WCHAR m_Unicode;
   FX_WCHAR m_Charcode;
   int32_t m_Flag;
   FX_FLOAT m_FontSize;
   FX_FLOAT m_OriginX;
@@ skipping 119 matching lines @@
   bool m_bIsParsed;
   CFX_Matrix m_DisplayMatrix;
   CFX_ArrayTemplate<FPDF_SEGMENT> m_Segments;
   std::vector<CFX_FloatRect> m_SelRects;
   CFX_ArrayTemplate<PDFTEXT_Obj> m_LineObj;
   TextOrientation m_TextlineDir;
   CFX_FloatRect m_CurlineRect;
 };
 
 #endif  // CORE_FPDFTEXT_INCLUDE_CPDF_TEXTPAGE_H_