relayshow.cpp

串口调试助手的源代码

// RelayShow.cpp : implementation file
//

#include "stdafx.h"
#include "JHHB.h"
#include "RelayShow.h"

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

/////////////////////////////////////////////////////////////////////////////
// CRelayShow

CRelayShow::CRelayShow()
{
	m_status = RELAY_STATUS_STOP;
	m_bNeedRedraw = FALSE;
}


CRelayShow::~CRelayShow()
{
}


BEGIN_MESSAGE_MAP(CRelayShow, CButton)
	//{{AFX_MSG_MAP(CRelayShow)
	ON_WM_PAINT()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CRelayShow message handlers

BOOL CRelayShow::Create(LPCTSTR lpszClassName, LPCTSTR lpszWindowName, DWORD dwStyle, const RECT& rect, CWnd* pParentWnd, UINT nID, CCreateContext* pContext) 
{

	return CWnd::Create(lpszClassName, lpszWindowName, dwStyle, rect, pParentWnd, nID, pContext);
}
//-------------------ljh begin
//OnPaint(COD),OnPaint(FLOW),OnPaint(NH4N)
//-------------------ljh end

void CRelayShow::OnPaint() 
{

	CPaintDC dc(this); // device context for painting
	const COLORREF	clrBk = RGB(0, 0, 0);
	const COLORREF	clrAlert = RGB(255, 0, 0);
	const COLORREF	clrSafe = RGB(0, 255, 0);
	const COLORREF	clrWait = RGB(255, 255, 0);
	
	CRect	rtBounds;
	GetClientRect(&rtBounds);

	int	nRight = rtBounds.right;
	int	nBottom = rtBounds.bottom;
	dc.FillSolidRect(&rtBounds, clrBk);

	
	CFont	font;
	LOGFONT	logFont;
	memset(&logFont, 0, sizeof(logFont));
	logFont.lfHeight =24;
	logFont.lfWidth = 18;
	logFont.lfCharSet = OEM_CHARSET;
	CString	szFont = "宋体_GB2312"; // "Courier New";
	lstrcpy(logFont.lfFaceName, szFont);
	VERIFY(font.CreateFontIndirect(&logFont));

	dc.SetTextColor(clrWait);
	CFont*	pFontOld = dc.SelectObject(&font);	// Coord Line
	switch (m_status)
	{
		case RELAY_STATUS_WAITFRIST:
			{
				dc.TextOut(40,40,_T(" 开始通讯 "));
				break;
			}
		case RELAY_STATUS_STRANSDATA:
			{
				if (m_bNeedRedraw)
					m_timeLast = CTime::GetCurrentTime() - CTimeSpan(0,0,0,10);
				CTime t = m_timeLast;
				CString	strDisplay;
				for (int i=0;i<10;i++)
				{
					strDisplay.Format(_T("%2.2d:%2.2d:%2.2d_%05.2f"),
							t.GetHour(),
							t.GetMinute(),
							t.GetSecond(),
							CalcPHValue((BYTE)*(m_pDisplayDataBuf + i)));
					dc.TextOut(4,i*24, strDisplay);
					t+=CTimeSpan(0,0,0,1);
				}
				m_bNeedRedraw=FALSE;
				break;
			}
		case RELAY_STATUS_STOP:
			{
				dc.TextOut(10,10,_T(" 等待通讯 "));
				break;
			}
	}
	dc.SelectObject(pFontOld);
	return;
	// Do not call CButton::OnPaint() for painting messages
}

/*
	The format of relay data 18 Bytes

	Type          Content
-------------------------------
	BYTE          'H'
	BYTE          'E'
	BYTE          'A'
	BYTE          'D'
	BYTE          Station
	BYTE          PH_data at 9 Seconds befor now
	BYTE          PH_data at 8 Seconds befor now
	...

    BYTE          PH_data at 1 Seconds befor now
	BYTE          PH_data at now

	BYTE          'T'
	BYTE          'A'
	BYTE          'I'
	BYTE          'L'

*/

void CRelayShow::UpdateDisplayBuff(BYTE * pUpdateBuff)
{
	memcpy(m_pDisplayDataBuf,pUpdateBuff + 5 ,10);
}

double	CRelayShow::CalcPHValue(WORD  nPHNubmer) //BYTE  nPHNubmer) ljh
{
	double	dPHNumber = (double)nPHNubmer;
	int		nPHTop =14;
	int		nPHBottom =0;
	double	nADTop=255;
	double	nADBottom=51;

	if (dPHNumber < nADBottom)
		dPHNumber = nADBottom;			//	Update at 1997.5.29 Let return value >=0

	return  (dPHNumber - nADBottom) * (nPHTop - nPHBottom) / (nADTop - nADBottom) + nPHBottom;
}

//---------------------ljh begin
double	CRelayShow::CalcCODValue(WORD  nCODNubmer) //BYTE  nPHNubmer) ljh
{
	double	dCODNumber = (double)nCODNubmer;
		nCODTOP =14;
		nCODBOT =0;
		nCODTOP =2000;
		nCODBOT =0;
	
	return  (1);
}

double	CRelayShow::CalcFLOWValue(WORD  nFLOWNubmer) //BYTE  nPHNubmer) ljh
{
	double	dFLOWNumber = (double)nFLOWNubmer;
		nFLOWTOP =14;
		nFLOWBOT =0;
		nFLOWTOP =255;
		nFLOWBOT =51;
	
	return  (1);
}

double	CRelayShow::CalcNH4NValue(WORD  nNH4NNubmer) //BYTE  nPHNubmer) ljh
{
	double	dNH4NNumber = (double)nNH4NNubmer;
		nNH4NTOP =14;
		nNH4NBOT =0;
		nNH4NTOP =255;
		nNH4NBOT =51;
	
	return  (1);
}
//---------------------ljh end