mainfrm.cpp

这个程序实现心电波形的提取

		m_rtButtExit = rtButtons;
		m_rtButtExit.OffsetRect(rtWnd.TopLeft()); 
		pBitmap->DeleteObject();

		//重画最大化/恢复button
		rtButtons.right = rtButtons.left - 3;
		rtButtons.left = rtButtons.right - 19;
		if (IsZoomed())
			pBitmap->LoadBitmap(IDB_RESTORE_NORMAL);
		else
			pBitmap->LoadBitmap(IDB_MAX_NORMAL);
		pOldBitmap=(CBitmap*)pDisplayMemDC->SelectObject(pBitmap);
		pDC->BitBlt(rtButtons.left, rtButtons.top, rtButtons.Width(), rtButtons.Height(), pDisplayMemDC, 0, 0, SRCCOPY);
		pDisplayMemDC->SelectObject(pOldBitmap);
		m_rtButtMax = rtButtons;
		m_rtButtMax.OffsetRect(rtWnd.TopLeft());
		pBitmap->DeleteObject();

		//重画最小化button
		rtButtons.right = rtButtons.left - 3;
		rtButtons.left = rtButtons.right - 19;
		pBitmap->LoadBitmap(IDB_MIN_NORMAL);
		pOldBitmap=(CBitmap*)pDisplayMemDC->SelectObject(pBitmap);
		pDC->BitBlt(rtButtons.left, rtButtons.top, rtButtons.Width(), rtButtons.Height(), pDisplayMemDC, 0, 0, SRCCOPY);
		pDisplayMemDC->SelectObject(pOldBitmap);
		m_rtButtMin = rtButtons;
		m_rtButtMin.OffsetRect(rtWnd.TopLeft());
		pBitmap->DeleteObject();
	
		//重画帮助button
		rtButtons.right = rtButtons.left - 3;
		rtButtons.left = rtButtons.right - 19;
		pBitmap->LoadBitmap(IDB_HELP_NORMAL);
		pOldBitmap=(CBitmap*)pDisplayMemDC->SelectObject(pBitmap);
		pDC->BitBlt(rtButtons.left, rtButtons.top, rtButtons.Width(), rtButtons.Height(), pDisplayMemDC, 0, 0, SRCCOPY);
		pDisplayMemDC->SelectObject(pOldBitmap);
		m_rtButtHelp = rtButtons;
		m_rtButtHelp.OffsetRect(rtWnd.TopLeft());
		pBitmap->DeleteObject();
		
		//重画caption
		int nOldMode = pDC->SetBkMode(TRANSPARENT);
		COLORREF clOldText=pDC->SetTextColor(RGB(255, 255, 255));
		pDC->SelectStockObject(SYSTEM_FIXED_FONT);
		rtTitle.left += 240; 
		rtTitle.top += GetSystemMetrics(SM_CYSIZE) + 2;
		rtTitle.bottom = rtTitle.top + 30;
		CString m_strTitle;
		m_strTitle.Format ("心       率       信       号       检       测");
		pDC->DrawText(m_strTitle, &rtTitle, DT_LEFT);
		pDC->SetBkMode(nOldMode);
		pDC->SetTextColor(clOldText);

		ReleaseDC(pDisplayMemDC);
		delete pDisplayMemDC;
		delete pBitmap;
	}
}

void CMainFrame::OnDestroy() 
{
	CFrameWnd::OnDestroy();
	
	// TODO: Add your message handler code here
	
}



void CMainFrame::OnDrawItem(int nIDCtl, LPDRAWITEMSTRUCT lpDrawItemStruct) 
{
	// TODO: Add your message handler code here and/or call default
	if(lpDrawItemStruct->CtlType == ODT_MENU)
	{
//		m_hMenu.DrawItem(lpDrawItemStruct);
		return ;
	}	
		
	CFrameWnd::OnDrawItem(nIDCtl, lpDrawItemStruct);
}

void CMainFrame::OnGetMinMaxInfo(MINMAXINFO FAR* lpMMI) 
{
	// TODO: Add your message handler code here and/or call default
    CRect rectWindow;
    GetWindowRect(&rectWindow);

    CRect rectClient;
    GetClientRect(&rectClient);
      // get offset of toolbars, scrollbars, etc.
    int nWidthOffset = rectWindow.Width() - rectClient.Width();
    int nHeightOffset = rectWindow.Height() - rectClient.Height();

    lpMMI->ptMinTrackSize.x = 500 + nWidthOffset;
    lpMMI->ptMinTrackSize.y = 300 + nHeightOffset;
	
	CFrameWnd::OnGetMinMaxInfo(lpMMI);
}

void CMainFrame::OnMeasureItem(int nIDCtl, LPMEASUREITEMSTRUCT lpMeasureItemStruct) 
{
	// TODO: Add your message handler code here and/or call default
	if(lpMeasureItemStruct->CtlType == ODT_MENU)
	{
//		m_hMenu.MeasureItem(lpMeasureItemStruct);
		return ;
	}
	
	CFrameWnd::OnMeasureItem(nIDCtl, lpMeasureItemStruct);
}

void CMainFrame::OnNcLButtonDblClk(UINT nHitTest, CPoint point) 
{
	if (IsZoomed())
		SendMessage(WM_SYSCOMMAND, SC_RESTORE, MAKELPARAM(point.x, point.y));
	else
		SendMessage(WM_SYSCOMMAND, SC_MAXIMIZE, MAKELPARAM(point.x, point.y));
	
	CFrameWnd::OnNcLButtonDblClk(nHitTest, point);
}

void CMainFrame::OnNcLButtonDown(UINT nHitTest, CPoint point) 
{
	//检测各按钮是否按到
	if (m_rtIcon.PtInRect(point))
		AfxMessageBox("欢迎访问森太公司主页 www.ccut.edu.cn");
	else if (m_rtButtHelp.PtInRect(point))
//	    AfxMessageBox("如有问题，请与本人联系：[e-mail]");
//      m_dlgconnect.DoModal ();
	{
//		CAboutDlg mDlg;
//		mDlg.DoModal();
	}
	else if (m_rtButtExit.PtInRect(point))
		SendMessage(WM_CLOSE);
	else if (m_rtButtMin.PtInRect(point))
		SendMessage(WM_SYSCOMMAND, SC_MINIMIZE, MAKELPARAM(point.x, point.y));
	else if (m_rtButtMax.PtInRect(point))
	{
		if (IsZoomed())
			SendMessage(WM_SYSCOMMAND, SC_RESTORE, MAKELPARAM(point.x, point.y));
		else
			SendMessage(WM_SYSCOMMAND, SC_MAXIMIZE, MAKELPARAM(point.x, point.y));
	}
	else if (!IsZoomed())
		Default();
	else if (nHitTest&HTMENU)
	
	CFrameWnd::OnNcLButtonDown(nHitTest, point);
}

void CMainFrame::OnNcMouseMove(UINT nHitTest, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	CDC* pDC = GetWindowDC();
	CDC* pDisplayMemDC=new CDC;
	pDisplayMemDC->CreateCompatibleDC(pDC);
	CBitmap* pBitmap = new CBitmap;
	CBitmap* pOldBitmap;
	CRect rtWnd, rtButton;

	if (pDC)
	{
		GetWindowRect(&rtWnd);

		//关闭button
		if (m_rtButtExit.PtInRect(point))
			pBitmap->LoadBitmap(IDB_EXIT_FOCUS);
		else
			pBitmap->LoadBitmap(IDB_EXIT_NORMAL);
		rtButton = m_rtButtExit;
		rtButton.OffsetRect(-rtWnd.left, -rtWnd.top);
		pOldBitmap=(CBitmap*)pDisplayMemDC->SelectObject(pBitmap);
		pDC->BitBlt(rtButton.left, rtButton.top, rtButton.Width(), rtButton.Height(), pDisplayMemDC, 0, 0, SRCCOPY);
		pDisplayMemDC->SelectObject(pOldBitmap);
		pBitmap->DeleteObject();

		//最大化/恢复button
		if (m_rtButtMax.PtInRect(point))
		{
			if (IsZoomed())
				pBitmap->LoadBitmap(IDB_RESTORE_FOCUS);
			else
				pBitmap->LoadBitmap(IDB_MAX_FOCUS);
		}
		else
		{
			if (IsZoomed())
				pBitmap->LoadBitmap(IDB_RESTORE_NORMAL);
			else
				pBitmap->LoadBitmap(IDB_MAX_NORMAL);
		}
		rtButton = m_rtButtMax;
		rtButton.OffsetRect(-rtWnd.left, -rtWnd.top);
		pOldBitmap=(CBitmap*)pDisplayMemDC->SelectObject(pBitmap);
		pDC->BitBlt(rtButton.left, rtButton.top, rtButton.Width(), rtButton.Height(), pDisplayMemDC, 0, 0, SRCCOPY);
		pDisplayMemDC->SelectObject(pOldBitmap);
		pBitmap->DeleteObject();

		//最小化button
		if (m_rtButtMin.PtInRect(point))
			pBitmap->LoadBitmap(IDB_MIN_FOCUS);
		else
			pBitmap->LoadBitmap(IDB_MIN_NORMAL);
		rtButton = m_rtButtMin;
		rtButton.OffsetRect(-rtWnd.left, -rtWnd.top);
		pOldBitmap=(CBitmap*)pDisplayMemDC->SelectObject(pBitmap);
		pDC->BitBlt(rtButton.left, rtButton.top, rtButton.Width(), rtButton.Height(), pDisplayMemDC, 0, 0, SRCCOPY);
		pDisplayMemDC->SelectObject(pOldBitmap);
		pBitmap->DeleteObject();

		//帮助button
		if (m_rtButtHelp.PtInRect(point))
			pBitmap->LoadBitmap(IDB_HELP_FOCUS);
		else
			pBitmap->LoadBitmap(IDB_HELP_NORMAL);
		rtButton = m_rtButtHelp;
		rtButton.OffsetRect(-rtWnd.left, -rtWnd.top);
		pOldBitmap=(CBitmap*)pDisplayMemDC->SelectObject(pBitmap);
		pDC->BitBlt(rtButton.left, rtButton.top, rtButton.Width(), rtButton.Height(), pDisplayMemDC, 0, 0, SRCCOPY);
		pDisplayMemDC->SelectObject(pOldBitmap);
		pBitmap->DeleteObject();
	}
	
	ReleaseDC(pDisplayMemDC);
	ReleaseDC(pDC);
	delete pDisplayMemDC;
	delete pBitmap;
	
	CFrameWnd::OnNcMouseMove(nHitTest, point);
}

void CMainFrame::OnRefresh(int Point)
{
	CMyView* pView=(CMyView *)GetActiveView();
	pView->Draw(Point);
}

BOOL CMainFrame::PreTranslateMessage(MSG* pMsg) 
{
	// TODO: Add your specialized code here and/or call the base class
	if(pMsg->message==WM_REFRESH)
	{
		OnRefresh(TP.PointNumber);
		return TRUE;
	}
	else
		return CFrameWnd::PreTranslateMessage(pMsg);
}



void CMainFrame::OnNcCalcSize(BOOL bCalcValidRects, NCCALCSIZE_PARAMS FAR* lpncsp) 
{
	// TODO: Add your message handler code here and/or call default
	
	CFrameWnd::OnNcCalcSize(bCalcValidRects, lpncsp);
}