drwview.h

用VC做的一个画直线和曲线的程序。

// drwView.h : interface of the CDrwView class
//
/////////////////////////////////////////////////////////////////////////////

#if !defined(AFX_DRWVIEW_H__31A42359_75B2_426F_B819_ACD40E21F52A__INCLUDED_)
#define AFX_DRWVIEW_H__31A42359_75B2_426F_B819_ACD40E21F52A__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000


class CDrwView : public CView
{
protected: // create from serialization only
	CDrwView();
	DECLARE_DYNCREATE(CDrwView)

// Attributes
public:
	CDrwDoc* GetDocument();
	CPoint point0,point1;
    int DrawWhat;
// Operations
public:

// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CDrwView)
	public:
	virtual void OnDraw(CDC* pDC);  // overridden to draw this view
	virtual BOOL PreCreateWindow(CREATESTRUCT& cs);
	protected:
	virtual BOOL OnPreparePrinting(CPrintInfo* pInfo);
	virtual void OnBeginPrinting(CDC* pDC, CPrintInfo* pInfo);
	virtual void OnEndPrinting(CDC* pDC, CPrintInfo* pInfo);
	//}}AFX_VIRTUAL

// Implementation
public:
	virtual ~CDrwView();
#ifdef _DEBUG
	virtual void AssertValid() const;
	virtual void Dump(CDumpContext& dc) const;
#endif

protected:

// Generated message map functions
protected:
	//{{AFX_MSG(CDrwView)
	afx_msg void OnLButtonDown(UINT nFlags, CPoint point);
	afx_msg void OnLButtonUp(UINT nFlags, CPoint point);
	afx_msg void OnMouseMove(UINT nFlags, CPoint point);
	afx_msg void OnLine();
	afx_msg void OnUpdateLine(CCmdUI* pCmdUI);
	afx_msg void OnCurve();
	afx_msg void OnUpdateCurve(CCmdUI* pCmdUI);
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

#ifndef _DEBUG  // debug version in drwView.cpp
inline CDrwDoc* CDrwView::GetDocument()
   { return (CDrwDoc*)m_pDocument; }
#endif

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

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

#endif // !defined(AFX_DRWVIEW_H__31A42359_75B2_426F_B819_ACD40E21F52A__INCLUDED_)