//---------------------------------------------------------------------------

#ifndef BasePanelUnitH
#define BasePanelUnitH

#include "ShowBarsPanelUnit.h"
//#include "BackupUnit.h"

namespace BasePanelUnit
{

//---------------------------------------------------------------------------
class TPanel : public TShowBarsPanel
{
__published:
	void __fastcall StageHeaderMouseDown(TObject *Sender, TMouseButton Button, TShiftState Shift, int X, int Y);
	void __fastcall StageHeaderMouseMove(TObject *Sender, TShiftState Shift, int X, int Y);
	void __fastcall StageHeaderMouseUp(TObject *Sender, TMouseButton Button, TShiftState Shift, int X, int Y);
private:
	TComponentList * m_lstStageHeader;

	int m_nChordWidth,
		m_nChordHeight,
		m_iFocusCell,
		m_iPreApartBar,
		m_iPreDeleteStage,
		m_iDragStage,
		m_xDragStart;

	bool m_bStageHeaderDraging;

	TImage * NewStageHeader( int iStage );
	void UpdateStageHeader( int iStage );
	void DrawFocusedCell( TRect& rectFocus );
	void AddStageHeader( int iStage, int iShowBar, int iVar );
	void RemoveStageHeader( int iVar );

protected:
	virtual void __fastcall CreateWnd();
	virtual void __fastcall BarPosChanged();
	virtual void __fastcall SetBarTitle( int iBar, String& strText );
	virtual void __fastcall DrawBarBkgnd( int iBar, int leftDraw, int topDraw );
	virtual void __fastcall DrawBarContext( int iBar, int leftDraw, int topDraw );
	virtual void __fastcall DrawBarOperation( int iBar, int leftDraw, int topDraw );
//	DYNAMIC void __fastcall KeyDown(System::Word &Key, System::Classes::TShiftState Shift);

public:
	__fastcall virtual TPanel(System::Classes::TComponent* AOwner);
	__fastcall ~TPanel();

	void InitialVars();
	int GetBarNum(){ return m_nBarNum; };
//	BOOL CheckModify( int iCheckType=CHECK_ALL );
//	void BackupModify();

//	void SetMelodyKey( int iKey );

	void SetBarFill( int iBar, int iFill );

	int FindStage( int iBar );
	void SetStageVar( int iStage, int iVar );

	bool SetFocusCell( int iBar, bool bSecond=false );
	int GetFocusChord( int& iMainKey, int& iAjustKey, int& iChordType );
	bool SetFocusChord( int iMainKey, int iAjustKey, int iChordType );
	bool HasChordSet();
	void DeleteAllChord();

	bool SetApartPos( int iBar, int iPoint, bool bPre=false );
	bool SetCombinePos( int iBar, int iPoint, bool bPre=false );
};

}

using namespace BasePanelUnit;

#endif