paintvw.h

这是书上的代码

// paintvw.h : interface of the CPaintobjView class
//
/////////////////////////////////////////////////////////////////////////////
#ifndef __CCPaintobjViewinterfaceyhh
#define __CCPaintobjViewinterfaceyhh

class CPaintobjView : public CScrollView
{
protected: // create from serialization only
	CPaintobjView();
	DECLARE_DYNCREATE(CPaintobjView)

	HCURSOR	m_hcurChange;//端点重合时光标句柄
	HCURSOR	m_hcurCross;//十字光标句柄
	HCURSOR	m_hcurArrow;//箭头光标句柄
	HCURSOR	m_hcurZoomin;//缩小光标句柄
	HCURSOR	m_hcurZoomout;//放大光标句柄
	HCURSOR	m_hcurSetorigin;//设置原点光标句柄
	HCURSOR	m_hcurNodeattr;//编辑节点光标句柄
	HCURSOR	m_hcurMove;//移动光标句柄
	HCURSOR m_hcurSize;//光标Size句柄


	BOOL	m_bTracking;//TRUE表示正在绘制图形
	BOOL	m_bZoomMode;
	BOOL	m_bSetorigin;//表示要设置原点
	int     m_npushnumber;//画弧时，按下左键次数
public:
	CPaintobjDoc* GetDocument();	
	CSearchPath* m_pSearchPath;
	CSearchNode* m_pSearchNode;
// Operations
public:

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

// Implementation
public:	
	void InitView();
	void SearchNode();
	void SearchPath();
	void PathSort();
	void NodeSort();
	void NodeStateReset();//节点状态复位
	void NodeStateJudge();//节点状态判断
	void NodeStateJudge1();//节点状态判断
	void SelectClear();
	void SelectClear1();
	virtual ~CPaintobjView();
#ifdef _DEBUG
	virtual void AssertValid() const;
	virtual void Dump(CDumpContext& dc) const;
#endif

protected:

// Generated message map functions
protected:
	//{{AFX_MSG(CPaintobjView)
	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 OnViewScroll();
	afx_msg void OnUpdateViewScroll(CCmdUI* pCmdUI);
	afx_msg void OnUpdateViewZoomfit(CCmdUI* pCmdUI);
	afx_msg void OnViewZoomfit();
	afx_msg void OnUpdateEditCopy(CCmdUI* pCmdUI);
	afx_msg void OnUpdateEditCut(CCmdUI* pCmdUI);
	afx_msg void OnEditCut();
	afx_msg void OnRButtonDown(UINT nFlags, CPoint point);
	afx_msg void OnLButtonDblClk(UINT nFlags, CPoint point);
	afx_msg void OnSize(UINT nType, int cx, int cy);
	afx_msg void OnOptionSetorigin();
	afx_msg void OnOptionSetscale();
	afx_msg BOOL OnEraseBkgnd(CDC* pDC);
	afx_msg void OnViewRevert();
	afx_msg void OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags);
	afx_msg void OnEditCopy();
	afx_msg void OnUpdateEditPaste(CCmdUI* pCmdUI);
	afx_msg void OnEditPaste();
	afx_msg void OnUpdateViewRevert(CCmdUI* pCmdUI);
	afx_msg void OnOptionNodestate();
	afx_msg void OnUpdateOptionNodestate(CCmdUI* pCmdUI);
	afx_msg void OnToolJointwolines();
	afx_msg void OnUpdateToolJointwolines(CCmdUI* pCmdUI);
	afx_msg void OnChangeAngle();
	afx_msg void OnChecked();
	afx_msg void OnChangeLength();
	afx_msg void OnSelectAnglelength();
	afx_msg void OnSelchangeCombo1();
	afx_msg void OnUpdateSelectAnglelength(CCmdUI* pCmdUI);
	afx_msg void OnOptionNodesort();
	afx_msg void OnEditSearchpath();
	afx_msg void OnEditSearchnode();
	afx_msg void OnOptionInputorigin();
	afx_msg void OnToolBuildingJointwolines();
	afx_msg void OnUpdateToolBuildingJointwolines(CCmdUI* pCmdUI);
	afx_msg void OnToolDeviceJointwolines();
	afx_msg void OnUpdateToolDeviceJointwolines(CCmdUI* pCmdUI);
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

#ifndef _DEBUG  // debug version in paintvw.cpp
inline CPaintobjDoc* CPaintobjView::GetDocument()
   { return (CPaintobjDoc*)m_pDocument; }
#endif

/////////////////////////////////////////////////////////////////////////////
#endif