fileserializedoc.h

VisualC高级编程技术精粹.rar

// FileSerializeDoc.h : interface of the CFileSerializeDoc class


class CStroke : public CObject
{
public:
	CStroke(UINT nPenWidth);   //构造函数

protected:
	CStroke(); //缺省构造函数，序列化要用的
	DECLARE_SERIAL(CStroke)  //序列化支持宏

// Attributes
public:
	UINT m_nPenWidth;    //笔的宽度
	CArray<CPoint,CPoint>  m_pointArray;   //一系列连接起来的点
	
	CRect m_rectBounding;  //包含该线条的最小矩形

// Operations
public:
	BOOL DrawStroke(CDC* pDC); //画线
	void FinishStroke();
	CRect& GetBoundingRect() { return m_rectBounding; }
	virtual void Serialize(CArchive& ar);  //继承了CObject的特性：序列化
};

class CFileSerializeDoc : public CDocument
{
protected: 
	// 序列化时使用
	CFileSerializeDoc();
	DECLARE_DYNCREATE(CFileSerializeDoc)

// Attributes
public:
	UINT            m_nPenWidth;        // 当前用户选择的画笔宽度
	CPen            m_penCur;           // 当前用户选择的画笔
	BOOL            m_bThickPen;        // 如果是粗笔就是TRUE
	UINT            m_nThinWidth;       // 细笔宽度
	UINT            m_nThickWidth;	    // 粗笔宽度
	CSize           m_sizeDoc;	        // 文档的长宽大小

	CTypedPtrList<CObList,CStroke*>     m_strokeList;     //定义了一个线条指针的链表

// Operations
public:
	CPen*           GetCurrentPen()     { return &m_penCur; }
	CSize           GetDocSize()        { return m_sizeDoc; }

	CStroke*        NewStroke();
	void            InitDocument();
	void            ReplacePen();
// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CFileSerializeDoc)
	public:
	virtual BOOL OnNewDocument();
	virtual void Serialize(CArchive& ar);
	virtual void DeleteContents();
	virtual BOOL OnOpenDocument(LPCTSTR lpszPathName);
	//}}AFX_VIRTUAL

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

protected:

// Generated message map functions
protected:
	//{{AFX_MSG(CFileSerializeDoc)
	afx_msg void OnEditClearAll();
	afx_msg void OnPenThickOrThin();
	afx_msg void OnUpdatePenThickOrThin(CCmdUI* pCmdUI);
	afx_msg void OnUpdateEditClearAll(CCmdUI* pCmdUI);
	afx_msg void OnPenWidths();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};