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

#ifndef ContentPanelH
#define ContentPanelH

#include <vector>
using namespace std;

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

class TContentPanel : public Extctrls::TPanel
{
private:
	//显示相关
	int m_nTopGap,
		m_nLeftBound,
        m_nRightBound,
		m_nTopBound,
		m_nBottomBound,
		m_nGap,
		m_nCols,
		m_nRows,
		m_xZero,
		m_yZero,
		m_xScaleGap,
		m_yScaleGap;

	//刻度相关
	int m_nAmoMax, m_nAmoMin, m_iAmoUnit, m_nRowMax, m_nRowMin, m_nAmoUnit;
	double m_yScale;
	//峰值
	int m_iPeakU, m_iPeakL;
    //点显示与压缩
	vector<TDot> m_aDots;
	int m_nOriDots, m_iType, m_iSample, m_iMask;

	//显示时间
	int m_iHint, m_xHalfGap, m_xMaxHint;

	TLabel * m_lblHint[2];

	bool __fastcall CalcXUnit();
	bool __fastcall CalcYUnit(int nMax, int nMin, bool bInit=false);
	void __fastcall Resample();
	int __fastcall HitTest(int x, int y);
	void __fastcall ShowTimeHint(int iHint);

	void __fastcall PanMouseMove(TObject *Sender, TShiftState Shift, int X, int Y);

	MESSAGE void __fastcall WMEraseBkgnd(TWMEraseBkgnd &Message);
	MESSAGE void __fastcall WMSize(TWMSize &Message);

	BEGIN_MESSAGE_MAP
		MESSAGE_HANDLER(WM_ERASEBKGND, TWMEraseBkgnd, WMEraseBkgnd)
		MESSAGE_HANDLER(WM_SIZE, TWMSize, WMSize)
	END_MESSAGE_MAP(Vcl::Extctrls::TPanel)

protected:
	virtual void __fastcall CreateWnd();
	virtual void __fastcall Paint(void);

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

	void __fastcall SetView(int iType);
	void __fastcall UpdateView(int iType, bool bInit);
	void __fastcall PanKeyDown(WORD Key);

};

#endif