flashwnd.cpp

车牌定位c++源码,本人编辑的地方车辆号牌识别.

// FlashWnd.cpp : implementation file
//

#include "stdafx.h"
#include "CarLP.h"
#include "FlashWnd.h"
#include "Resource.h"
#include "ximage.h"


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

/////////////////////////////////////////////////////////////////////////////
// CFlashWnd

CFlashWnd::CFlashWnd()
{
	//装载位图
	for(int i=0; i<2; i++)
		hBMP[i] = ::LoadBitmap(AfxGetApp()->m_hInstance,MAKEINTRESOURCE(IDB_BITMAP1+i));
	//获取位图信息 
	::GetObject( hBMP[0], sizeof( BITMAP), (LPVOID)&bm) ;
}

CFlashWnd::~CFlashWnd()
{
}


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


/////////////////////////////////////////////////////////////////////////////
// CFlashWnd message handlers

void CFlashWnd::OnPaint() 
{
//	CPaintDC dc(this); // device context for painting
	
	// TODO: Add your message handler code here
    RECT rc;

	CBitmap* pBmpOld;
    
	CClientDC dc(this);
	m_MemDC.CreateCompatibleDC(&dc);
	m_bitmap.CreateCompatibleBitmap(&dc,3*bm.bmWidth,bm.bmHeight);

//	::MessageBox(NULL,"OnPaint--1","Tips",MB_OK);

	pBmpOld = m_MemDC.SelectObject(&m_bitmap);

//	::MessageBox(NULL,"OnPaint--2","Tips",MB_OK);

	CxImage* pCx;
	
	for(int j=0; j<4; j++)
	{
	   for(int i=0; i<2; i++)
	   {
		   pCx = new CxImage();
		   pCx->CreateFromHBITMAP(hBMP[i]);
		   rc.left = i*bm.bmWidth;
		   rc.top = 0;
		   rc.bottom = bm.bmHeight;
		   rc.right = (i+1)*bm.bmWidth;
	       pCx->Draw(m_MemDC.m_hDC,rc);

  
//		::MessageBox(NULL,"OnPaint--3","Tips",MB_OK);

    		dc.StretchBlt(0,
			          0,
					  4*bm.bmWidth,
					  4*bm.bmHeight,
					  &m_MemDC,
					  i*bm.bmWidth,
					  0,
					  bm.bmWidth,
					  bm.bmHeight,
					  SRCCOPY);
	    	Sleep(200);//
//		::MessageBox(NULL,"OnPaint--4","Tips",MB_OK);
		    delete pCx;
	   }
	}



//	::MessageBox(NULL,"OnPaint--5","Tips",MB_OK);

	m_MemDC.SelectObject(pBmpOld);	
    
	
	// Do not call CWnd::OnPaint() for painting messages
}

void CFlashWnd::ShowFlash()
{
	CFlashWnd* pFW = new CFlashWnd;
	pFW->CreateFlash();
	pFW->CenterWindow();
	pFW->ShowWindow(SW_SHOW);
	pFW->UpdateWindow();//Flash在OnPaint()消息中处理
    
//	::MessageBox(NULL,"OnPaint--5","Tips",MB_OK);

	pFW->DestroyWindow();
	delete pFW;
		

}

void CFlashWnd::CreateFlash()
{
    	//Create Splash Window
	CreateEx(0,
		     AfxRegisterWndClass(
			 0,
			 AfxGetApp()->LoadStandardCursor(IDC_ARROW)),
			 "FlashWindow",
			 WS_POPUP,
			 0,
			 0,
			 4*bm.bmWidth,  //Bitmap Width = Splash Window Width
			 4*bm.bmHeight, //Bitmap Height = Splash Window Height
			 NULL,
			 NULL,
			 NULL);
}