#if !defined(AFX_2DGRAPH_H__65719FC0_F152_460E_9897_BA4E53FF956B__INCLUDED_)
#define AFX_2DGRAPH_H__65719FC0_F152_460E_9897_BA4E53FF956B__INCLUDED_

#if _MSC_VER >= 1000
#pragma once
#endif // _MSC_VER >= 1000
// 2DGraph.h : header file
//
#include <Afxtempl.h>;
/////////////////////////////////////////////////////////////////////////////
// C2DGraph window

class C2DGraph : public CWnd
{
// Construction
public:
	C2DGraph();

// Attributes
public:

// Operations
public:

// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(C2DGraph)
	public:
	virtual BOOL Create(LPCTSTR lpszClassName, LPCTSTR lpszWindowName, DWORD dwStyle, const RECT& rect, CWnd* pParentWnd, UINT nID, CCreateContext* pContext = NULL);
	//}}AFX_VIRTUAL

// Implementation
public:
	virtual ~C2DGraph();

	// Generated message map functions
protected:
	//{{AFX_MSG(C2DGraph)
	afx_msg void OnPaint();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
private:

	//存儲線中的點
	CList<CPoint,CPoint&> m_lstPoints;   

	//畫表格邊框設備環境
	CDC m_dcGrid;  
	//表格邊框設備環境緩沖位圖
	CBitmap m_bitmapGrid ; 

	//用來畫線的設備環境
	CDC m_dcLine;  
	//畫線設備環境緩沖位圖
	CBitmap m_bitmapLine; 
public:
	COLORREF m_crBackColor; //控件背景色
	COLORREF m_crGridColor; //表格邊框顏色
	COLORREF m_crLineColor; //曲線顏色
	COLORREF m_crTextColor; //輸出文本顏色

	double m_dXMaxValue ; //X軸最大值
	double m_dXMinValue ; //X軸最小值
	double m_dYMaxValue ; //Y軸最大值
	double m_dYMinValue ; //Y軸最小值

    LPCTSTR m_strXCaption ; //X軸標題
	LPCTSTR m_strYCaption ; //Y軸標題
private:
	//用于刷新控件顯示
	void InvalidateCtrl();
    //將用戶添加的點值轉換成屏幕坐標
    CPoint GpToSp(CPoint& point);
public:
	//在曲線末尾添加一個點
	void AppendPoint(double dPointX, double dPointY);
	//刪除曲線第一點
	void DeleteFirstPoint();
};

/////////////////////////////////////////////////////////////////////////////

//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_2DGRAPH_H__65719FC0_F152_460E_9897_BA4E53FF956B__INCLUDED_)