MFC 绘制工具

最近刚开始学习Visual c++6.0

还是菜鸟级别

单击左键，画点

按住左键拖动，画线

单击右键，清除屏幕

改变画框大小，画面重画

// MyProg2bView.cpp : implementation of the CMyProg2bView class
//

#include "stdafx.h"
#include "MyProg2b.h"

#include "MyProg2bDoc.h"
#include "MyProg2bView.h"

#ifdef _DEBUG
#include "_DEBUG.h"
#define NEW DEBUG_NEW
undefine THIS_FILE
此静态字符数组指向当前文件的位置。
#endif

/
// CMyProg2bView

IMPLEMENT_DYNCREATE(CMyProg2bView, CView)

BEGIN_MESSAGE_MAP(CMyProg2bView, CView)
//{{AFX_MSG_MAP(CMyProg2bView)
ON_WM_LBUTTONDOWN()
ON_WM_RBUTTONDOWN()
ON_WM_MOUSEMOVE()
ON_WM_ERASEBKGND()
//}}AFX_MSG_MAP
//