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// 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
#ifndef _PDF_TXTPROC_H_
#define _PDF_TXTPROC_H_
class CTextColumn
{
public:
FX_FLOAT m_AvgPos;
int m_Count;
int m_TextPos;
};
class CTextBox
{
public:
CFX_WideString m_Text;
FX_FLOAT m_Left;
FX_FLOAT m_Right;
FX_FLOAT m_SpaceWidth;
FX_FLOAT m_Top;
FX_FLOAT m_Bottom;
FX_FLOAT m_FontSizeV;
CTextColumn* m_pColumn;
};
class CTextBaseLine
{
public:
CTextBaseLine();
~CTextBaseLine();
void InsertTextBox(FX_FLOAT leftx, FX_FLOAT rightx, FX_FLOAT topy, FX_FLOAT bottomy,
FX_FLOAT spacew, FX_FLOAT fontsize_v, const CFX_WideString& str);
FX_BOOL GetWidth(FX_FLOAT& leftx, FX_FLOAT& rightx);
FX_BOOL CanMerge(CTextBaseLine* pOther);
void Merge(CTextBaseLine* pOther);
void MergeBoxes();
void CountChars(int& count, FX_FLOAT& width, int& minchars);
void WriteOutput(CFX_WideString& str, FX_FLOAT leftx, FX_FLOAT width, int iWidth);
FX_FLOAT m_BaseLine;
FX_FLOAT m_Top;
FX_FLOAT m_Bottom;
FX_FLOAT m_MaxFontSizeV;
CFX_PtrArray m_TextList;
};
class CPDF_PageObject;
class CPDF_TextObject;
class CTextPage
{
public:
CTextPage();
~CTextPage();
void ProcessObject(CPDF_PageObject* pObj);
CTextBaseLine* InsertTextBox(CTextBaseLine* pBaseLine, FX_FLOAT basey, FX_FLOAT leftx,
FX_FLOAT rightx, FX_FLOAT topy, FX_FLOAT bottomy, FX_FLOAT spacew, FX_FLOAT fontsize_v,
CFX_ByteString& str, CPDF_Font* pFont);
void WriteOutput(CFX_WideStringArray& lines, int iMinWidth);
FX_BOOL m_bAutoWidth;
FX_BOOL m_bKeepColumn;
FX_BOOL m_bBreakSpace;
FX_BOOL m_bOCR;
private:
CFX_PtrArray m_BaseLines;
CFX_PtrArray m_TextColumns;
void FindColumns();
CTextColumn* FindColumn(FX_FLOAT xpos);
void BreakSpace(CPDF_TextObject* pTextObj);
};
#endif
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