myview.cpp

开发环境vc++6.0 计算机无线串口通讯程序

// MyView.cpp : implementation file
//

#include "stdafx.h"
#include "计算机无线通信串口程序.h"
#include "MyView.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CMyView

IMPLEMENT_DYNCREATE(CMyView, CView)

CMyView::CMyView()
{   
	startpt = -1;
	endpt = -1;
}

CMyView::~CMyView()
{
}


BEGIN_MESSAGE_MAP(CMyView, CView)
	//{{AFX_MSG_MAP(CMyView)
	ON_WM_LBUTTONDOWN()
	ON_WM_LBUTTONUP()
	ON_WM_MOUSEMOVE()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CMyView drawing

void CMyView::OnDraw(CDC* pDC)
{
	CDocument* pDoc = GetDocument();
	// TODO: add draw code here
}

/////////////////////////////////////////////////////////////////////////////
// CMyView diagnostics

#ifdef _DEBUG
void CMyView::AssertValid() const
{
	CView::AssertValid();
}

void CMyView::Dump(CDumpContext& dc) const
{
	CView::Dump(dc);
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CMyView message handlers

void CMyView::OnLButtonDown(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	startpt.x=point.x;
	startpt.y=point.y;

	CView::OnLButtonDown(nFlags, point);
}

void CMyView::OnLButtonUp(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	startpt= -1;
	
	CView::OnLButtonUp(nFlags, point);
}

void CMyView::OnMouseMove(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	CClientDC dc(this);
	endpt.x=point.x;
	endpt.y=point.y;
	if(startpt.x != 32)
	{
		dc.MoveTo(22,89);//(startpt.x,startpt.y);
		dc.LineTo(103,67);//(endpt.x,endpt.y);
	
    	startpt.x=endpt.x;
	    startpt.y=endpt.y;
    }
	CView::OnMouseMove(nFlags, point);
}