mydrawview.h

此源程序是一个简单的绘图程序,你通过他可以画一些简单的图形,是一款简单的画图程序,你通过他可是学到VC的图形编程.

// MyDrawView.h : interface of the CMyDrawView class
//
/////////////////////////////////////////////////////////////////////////////

#if !defined(AFX_MYDRAWVIEW_H__971B815D_A3A7_4630_A121_9E10E6D45DCC__INCLUDED_)
#define AFX_MYDRAWVIEW_H__971B815D_A3A7_4630_A121_9E10E6D45DCC__INCLUDED_

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

#include "Line.h"
#include "LineProperties.h"

#include "Ellipse.h"

#include "Rectangle.h"
#include "Arc.h"
#include "Text.h"
class CMyDrawView : public CView
{
protected: // create from serialization only
	CMyDrawView();
	DECLARE_DYNCREATE(CMyDrawView)

// Attributes
public:
	CMyDrawDoc* GetDocument();
	CPtrList	m_ObjectList;		// 绘图对象的链表
	CRectTracker m_tracker;
// Operations
public:

// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CMyDrawView)
	public:
	virtual void OnDraw(CDC* pDC);  // overridden to draw this view
	virtual BOOL PreCreateWindow(CREATESTRUCT& cs);
	protected:
	//}}AFX_VIRTUAL

// Implementation
public:
	void DrawLine(CDC* pDC,CLine* pLine);
	void DrawArc(CDC* pDC,CArc* pArc);
	void DrawEllipse(CDC *pDC, CEllipse *pEllipse);
	void DrawRectangle(CDC *pDC, CRectangle *pRectangle);
	void DrawMyText(CDC *pDC, CText *pText);
	void ClearSelection();
	virtual ~CMyDrawView();
#ifdef _DEBUG
	virtual void AssertValid() const;
	virtual void Dump(CDumpContext& dc) const;
#endif

protected:

// Generated message map functions
protected:
	//{{AFX_MSG(CMyDrawView)
	afx_msg void OnLButtonDown(UINT nFlags, CPoint point);
	afx_msg BOOL OnSetCursor(CWnd* pWnd, UINT nHitTest, UINT message);
	afx_msg void OnLButtonDblClk(UINT nFlags, CPoint point);
	afx_msg void OnButtonLine();
	afx_msg void OnButtonEllipse();
	afx_msg void OnButtonRectangle();
	afx_msg void OnButtonArc();
	afx_msg void OnKeyUp(UINT nChar, UINT nRepCnt, UINT nFlags);
	afx_msg void OnButtonText();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

#ifndef _DEBUG  // debug version in MyDrawView.cpp
inline CMyDrawDoc* CMyDrawView::GetDocument()
   { return (CMyDrawDoc*)m_pDocument; }
#endif

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

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

#endif // !defined(AFX_MYDRAWVIEW_H__971B815D_A3A7_4630_A121_9E10E6D45DCC__INCLUDED_)