#ifndef __editor_h__
#define __editor_h__

#include "define.h"
#include "mlsdialog.h"
#include "mlslocale.h"
#include "editorclipboard.h"
#include "strutil.h"
#include "file.h"

using namespace std;

using namespace MLSUTIL;

namespace MLS
{

struct LineInfo
{
	int		nTextLine;		/// Text Position
	int		nViewLine;		/// screen view position
	int		nNextLineNum;	/// 한 라인을 넘어 서는 경우에 라인 위치
	bool	bNext;			/// 한 라인을 넘어섰는가?
	wstring	sWString;		/// wstring
};

struct EditSelect
{
	int	x1;  int	y1; /// select first position(x,y)
	int x2;	 int	y2; /// select last position (x,y)
};

enum EditMode
{
	EDIT,			/// Edit Mode
	SELECT,			/// Select Mode
	BLOCK,			/// Block Select Mode
	SHIFT_SELECT	/// Shift Mode
};

class Editor
{
protected:
	int				_nLine;				/// text screen line size
	int				_nCulumn;			/// text screen culumn size
	int				_nCurCulumn_Max; 	/// max culumn position

	int				_nFirstLine;		/// screen line first position
	int				_nLastLine;			/// screen line last postion
	string::size_type 	_nViewCul;		/// view culumn size
	int					_nViewLine;		/// view line size
	
	int					_nCurLine;		/// current line position
	string::size_type	_nCurCulumn;	/// current culumn position
	
	bool			_bLineNumView;	/// Line Number View
	bool			_bInsert; 		/// Insert mode
	bool			_bIndentMode;	/// Indentation mode (들여쓰기 모드)

	EditMode		_EditMode;		/// edit mode
	EditSelect		_EditSelect;	/// Select X,Y value
	
	int				_nLineWidth; 	/// line number size
	int				_nTabSize;		/// tab size
	
	bool			_bReadOnly;		/// ReadOnly value
	bool			_bDosMode;		/// DosMode
	bool			_bKeyCfgLoad;	/// key file load

	string			_title;			/// title
	string			_sFile;			/// file
	bool			_bBackup;		/// backup 여부
	ENCODING		_eEncode;		/// current load file encoding code value
	int				_nConvInfo;		/// Save 지점 변경 위치 저장 (_vDoInfo 사이즈 참조)

	File			_tFile;			/// File 정보

	// find 관련
	wstring			_sFindStr;
	int				_nFindPosX;
	int				_nFindPosY;

	vector<LineInfo>	_vViewString;
	vector<wstring>		_vText;			/// wstring vector
	vector<DoInfo*>		_vDoInfo;		/// vector for Undo

	/// Function List
	void	SelectSort(EditSelect*	pEditSelect);
	void	Selected_Del();
	void	ScreenMemSave(int nLine, int nCulumn);

public:
	Editor();
	~Editor();

	void	Destroy();

	void	SetViewTitle(const string& sStr = "") { _title = sStr; }
	void	SetEditor(int nTabSize = 8, bool bBackup = false, bool bLineNumView = false);

	string	GetViewTitle() const { return _title; }
	
	void 	New(const string& sFile);
	bool	Load(const string& sFile, bool bReadOnly = false);
	bool	Load(File* pFile, bool bReadOnly = false);
	
	bool	Save(const string& sFile, ENCODING	Encode, bool bDosMode = false, bool bBackup = false);
	bool	Save(File* pFile, ENCODING	Encode, bool bDosMode = false, bool bBackup = false);

	File*	GetFile() 	{ return &_tFile; }
	string	GetFileName() const { return _sFile; }
		
	/********************************************/
	/* 명령어 */
	void	LineNumberView() 
	{ 
		_bLineNumView = !_bLineNumView;
	}

	void	Key_Left();
	void	Key_Right();
	void	Key_Up();
	void	Key_Down();

	void	Key_ShiftLeft();
	void	Key_ShiftRight();
	void	Key_ShiftUp();
	void	Key_ShiftDown();

	void	Key_Ins() { _bInsert = !_bInsert; }
	void	Key_Del();
	void	Key_BS();
	void	Key_Tab();
	void	Key_Untab();

	void	IndentMode()	{ _bIndentMode = !_bIndentMode; }
	bool	GetIndentMode()	{ return _bIndentMode; }

	void	InputData(const string& sKrStr);

	void	Key_Home();
	void	Key_End();
	void	Key_PgUp();
	void	Key_PgDn();
	
	void	Key_Enter();
	void	Key_Mouse();

	void	GotoLine();
	void	GotoFirst();
	void	GotoEnd();

	void	Copy();
	void	Cut();
	void	Paste();
	void	Undo();

	void	Key_ESC();

	void	Select();
	void	SelectAll();
	void	BlockSelect();

	void	FileNew();
	bool	FileSave();
	bool	FileSaveAs();
	
	void	Find();
	void	FindNext();
	void	FindPrevious();

	bool	Quit();

	bool	IsEditMode()	{ return _EditMode == EDIT; }
};

};

#endif