sbqlei.h

采用定时器编写的简单示波器 很有参考价值

#if !defined(AFX_SBQLEI_H__344A9FDC_7C1B_4E5D_94F5_BF54223782D6__INCLUDED_)
#define AFX_SBQLEI_H__344A9FDC_7C1B_4E5D_94F5_BF54223782D6__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
// sbqlei.h : header file
//

/////////////////////////////////////////////////////////////////////////////
// sbqlei window

class sbqlei : public CStatic     //示波器类
{
// Construction
public:
	sbqlei();

// Attributes
public:


// Operations
public:

	void DrawBack(CDC *pDC);  //画背景
	void DrawCurve(CDC *pDC,int s); //画波形

// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(sbqlei)
	//}}AFX_VIRTUAL

// Implementation
public:
	virtual ~sbqlei();

	// Generated message map functions
protected:
	//{{AFX_MSG(sbqlei)
	afx_msg void OnPaint();
	afx_msg BOOL OnEraseBkgnd(CDC* pDC);
	//}}AFX_MSG

	DECLARE_MESSAGE_MAP()
};

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

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

#endif // !defined(AFX_SBQLEI_H__344A9FDC_7C1B_4E5D_94F5_BF54223782D6__INCLUDED_)