drawpictureview.h

能够完成画直线

// DrawPictureView.h : interface of the CDrawPictureView class
//
/////////////////////////////////////////////////////////////////////////////

#if !defined(AFX_DRAWPICTUREVIEW_H__95612AB9_B6E0_4E7A_9966_6A0CEC9F4C75__INCLUDED_)
#define AFX_DRAWPICTUREVIEW_H__95612AB9_B6E0_4E7A_9966_6A0CEC9F4C75__INCLUDED_

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

#define MAXNUM 100

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

// Attributes
public:
	CDrawPictureDoc* GetDocument();

// Operations
public:

// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CDrawPictureView)
	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 ~CDrawPictureView();
#ifdef _DEBUG
	virtual void AssertValid() const;
	virtual void Dump(CDumpContext& dc) const;
#endif

protected:

// Generated message map functions
protected:
	afx_msg void OnContextMenu(CWnd*, CPoint point);
	//{{AFX_MSG(CDrawPictureView)
	afx_msg void OnSettingProperty();
	afx_msg void OnDrawLine();
	afx_msg void OnDrawRectangle();
	afx_msg void OnDrawRRectangle();
	afx_msg void OnDrawEllipse();
	afx_msg void OnDrawCopyPencil();
	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 OnDrawREllipse();
	afx_msg int OnCreate(LPCREATESTRUCT lpCreateStruct);
	afx_msg void OnDrawPolygen();
	afx_msg void OnLButtonDblClk(UINT nFlags, CPoint point);
	afx_msg void OnRButtonDown(UINT nFlags, CPoint point);
	afx_msg void OnDrawBezier();
	afx_msg void OnRefresh();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()

public:
	int		m_nDrawType;
	bool	m_bDraw;
	CPoint	m_firstPoint;
	CPoint	m_ptOrigin;
	CPoint	m_ptEnd;
	CPoint	m_pointArray[MAXNUM];
	int		m_pointNumber;
	UINT	m_uLineWidth;
	int		m_nLineStyle;
	bool	m_bDrawPencil;
	bool	m_bDrawPolygen;
	COLORREF m_color;

	void	DrawPicture(CDC * pDC, int nPictureShape, CPoint ptOrigin, CPoint ptEnd);

};

#ifndef _DEBUG  // debug version in DrawPictureView.cpp
inline CDrawPictureDoc* CDrawPictureView::GetDocument()
   { return (CDrawPictureDoc*)m_pDocument; }
#endif

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

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

#endif // !defined(AFX_DRAWPICTUREVIEW_H__95612AB9_B6E0_4E7A_9966_6A0CEC9F4C75__INCLUDED_)