dgtnumber.cpp

这是一个用VC++编写的digitaltimer

// DgtNumber.cpp : implementation file
//

#include "stdafx.h"
#include "digit.h"
#include "DgtNumber.h"

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

/////////////////////////////////////////////////////////////////////////////
// CDgtNumber

CDgtNumber::CDgtNumber()
{
}

CDgtNumber::~CDgtNumber()
{
}


BEGIN_MESSAGE_MAP(CDgtNumber, CWnd)
	//{{AFX_MSG_MAP(CDgtNumber)
	ON_WM_PAINT()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()


/////////////////////////////////////////////////////////////////////////////
// CDgtNumber message handlers

BOOL CDgtNumber::Create(LPCTSTR lpszClassName, LPCTSTR lpszWindowName, DWORD dwStyle, const RECT& rect, CWnd* pParentWnd, UINT nID, CCreateContext* pContext) 
{
	// TODO: Add your specialized code here and/or call the base class
	
	return CWnd::Create(lpszClassName, lpszWindowName, dwStyle, rect, pParentWnd, nID, pContext);
}

BOOL CDgtNumber::Create(CRect re,CWnd* pParentWnd, UINT nID)
{
	rect=re;
	return Create(NULL,NULL,WS_VISIBLE|WS_CHILD,re,pParentWnd,nID);
}

void CDgtNumber::SetPlayNum(int i)
{
	if((i>9)&&(i<0))
	{
		AfxMessageBox("set number 0-9");
		m_disnum=0;
		return;
	}
	m_disnum=i;
	Invalidate();
	UpdateWindow();
}

void CDgtNumber::OnPaint() 
{
	CPaintDC dc(this); // device context for painting
	
	// TODO: Add your message handler code here
	UINT uiCurrent=IDB_BITMAP0+m_disnum;
	
	GetWindowRect(rect);
	CDC dcMem;
	dcMem.CreateCompatibleDC(&dc);
	CBitmap m_Bitmap; 
	m_Bitmap.LoadBitmap(uiCurrent); 
	dcMem.SelectObject(m_Bitmap);
	BITMAP pb;
	m_Bitmap.GetBitmap(&pb);
	int icbwidth=pb.bmWidth;
	int icbheight=pb.bmHeight;
	::StretchBlt(dc.m_hDC,0,0,rect.Width(),rect.Height(),dcMem.GetSafeHdc(),0,0,icbwidth,icbheight,SRCCOPY);//MERGECOPY);
	// Do not call CWnd::OnPaint() for painting messages
}