drawview.h

画一些简单的图元

// DrawView.h : interface of the CDrawView class
//
/////////////////////////////////////////////////////////////////////////////

#if !defined(AFX_DRAWVIEW_H__2186AE90_676A_4D35_9CEC_0A30E98FEA79__INCLUDED_)
#define AFX_DRAWVIEW_H__2186AE90_676A_4D35_9CEC_0A30E98FEA79__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
#include "DIB.h"	// Added by ClassView
#include "Image.h"	// Added by ClassView
#include "Arrow.h"

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

// Attributes
public:
	CDrawDoc* GetDocument();

// Operations
public:

// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CDrawView)
	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:
	BOOL m_bArrowEnable;
	CImage* m_pImage;
	TCHAR* m_lpsczImageFileName;
	BOOL m_bSelectRect;
	BOOL MoveSelectedRect(CPoint point);
	BOOL DrawSelectRect(CDC* pDC);
	CRect* m_pSelectRect;
	BOOL SelectRect(CPoint point);
	BOOL SelectGraghObject(CPoint point);
	CPoint m_ptOldPoint;
	CBase* m_pSelectBase;
	void SetSyles(CLine* pLine, CPoint point);
	virtual ~CDrawView();
#ifdef _DEBUG
	virtual void AssertValid() const;
	virtual void Dump(CDumpContext& dc) const;
#endif

protected:
	CStatusBar * m_WndStatusBar;
	CString m_ptStr;
// Generated message map functions
protected:
	//{{AFX_MSG(CDrawView)
	afx_msg int OnCreate(LPCREATESTRUCT lpCreateStruct);
	afx_msg void OnLine();
	afx_msg void OnRect();
	afx_msg void OnEllipse();
	afx_msg void OnLButtonDown(UINT nFlags, CPoint point,CDC* pDC);
	afx_msg void OnLButtonUp(UINT nFlags, CPoint point);
	afx_msg void OnFilePrint();
	afx_msg void OnMouseMove(UINT nFlags, CPoint point);
	afx_msg BOOL OnEraseBkgnd(CDC* pDC);
	afx_msg void OnSelect();
	afx_msg void OnClearall();
	afx_msg void OnSelectrect();
	afx_msg void OnImage();
	afx_msg void OnButtonArrow();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
private:
	int m_nDrawItem;
	CPoint	m_ptStart;
	CPoint	m_ptEnd;
	PointPairs m_ptPairs;
	PtPairsArray m_ptPairsArray;
	int iarrowIndex;

	BOOL	m_bMouseLBDown;

	CLine	*m_pBase;

	CPtrList	m_obList;
};

#ifndef _DEBUG  // debug version in DrawView.cpp
inline CDrawDoc* CDrawView::GetDocument()
   { return (CDrawDoc*)m_pDocument; }
#endif

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

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

#endif // !defined(AFX_DRAWVIEW_H__2186AE90_676A_4D35_9CEC_0A30E98FEA79__INCLUDED_)