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#include "stdafx.h"
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#include "ExternLightControlAKPNV.h"
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#ifdef _DEBUG
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#undef THIS_FILE
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static char THIS_FILE[]=__FILE__;
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#define new DEBUG_NEW
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#endif
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#define ASCII_LF 0x0A
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#define ASCII_CR 0x0D
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//////////////////////////////////////////////////////////////////////
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// Construction/Destruction
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//////////////////////////////////////////////////////////////////////
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CExternLightControlAKPNV::CExternLightControlAKPNV()
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{
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m_hLightControl = NULL;
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}
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CExternLightControlAKPNV::~CExternLightControlAKPNV()
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{
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CloseControl();
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}
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BOOL CExternLightControlAKPNV::OpenControl(int nPort)
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{
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m_nPort = nPort;
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DCB dcb;
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CString strPort;
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strPort.Format(_T("COM%d"), nPort);
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m_hLightControl = CreateFile( strPort, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL );
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if (m_hLightControl == INVALID_HANDLE_VALUE)
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{
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CloseHandle(m_hLightControl);
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m_hLightControl = NULL;
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return FALSE;
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}
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dcb.DCBlength = sizeof(DCB);
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if (GetCommState(m_hLightControl,(LPDCB) &dcb))
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{
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dcb.DCBlength = sizeof(DCB);
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dcb.BaudRate = CBR_9600;
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dcb.ByteSize = 8;
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dcb.fParity = FALSE;
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dcb.Parity = NOPARITY;
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// dcb.StopBits = 1;
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dcb.fOutxCtsFlow = 0;
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dcb.fOutxDsrFlow = 0;
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dcb.fOutX = 0;
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dcb.fInX = 0;
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if (!SetCommState(m_hLightControl,(LPDCB) &dcb))
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{
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CloseHandle(m_hLightControl);
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m_hLightControl = NULL;
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return FALSE;
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}
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}
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else
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{
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CloseHandle(m_hLightControl);
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m_hLightControl = NULL;
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return FALSE;
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}
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return TRUE;
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}
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BOOL CExternLightControlAKPNV::CloseControl()
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{
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if (m_hLightControl)
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CloseHandle(m_hLightControl);
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m_hLightControl = NULL;
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return TRUE;
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}
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BOOL CExternLightControlAKPNV::SetLightControlValue(int nChannel, int nValue)
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{
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if (nChannel < 0 || nChannel > MAX_LAMP_CHANNEL)
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return FALSE;
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if (!m_hLightControl)
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return FALSE;
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int nHigh = nValue / 16;
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int nLow = nValue % 16;
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CString hex("0123456789ABCDEF");
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char Data[50];
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memset(&Data[0],0x00,sizeof(Data));
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sprintf_s(Data, "C%c%c%c%c%c", hex.GetAt(nChannel+1), hex.GetAt(nHigh), hex.GetAt(nLow), ASCII_CR, ASCII_LF);
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DWORD NumberOfBytesWritten;
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BOOL bRet = WriteFile( m_hLightControl,(LPCVOID) Data,6,(LPDWORD) &NumberOfBytesWritten,NULL);
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m_nLightValue = nValue;
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return bRet;
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}
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BOOL CExternLightControlAKPNV::IsTurnOnLamp(int iIdxChannel)
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{
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return TRUE;
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}
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BOOL CExternLightControlAKPNV::TurnOnOffLamp(int nChannel,BOOL bOn)
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{
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if (nChannel < 0 || nChannel > MAX_LAMP_CHANNEL)
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return FALSE;
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if (!m_hLightControl)
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return FALSE;
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char Data[50];
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memset(&Data[0],0x00,sizeof(Data));
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if(bOn == TRUE)
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sprintf_s(Data, "AP11%c%c", ASCII_CR, ASCII_LF);
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else
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sprintf_s(Data, "AP00%c%c", ASCII_CR, ASCII_LF);
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DWORD NumberOfBytesWritten;
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BOOL bRet = WriteFile( m_hLightControl,(LPCVOID) Data,6,(LPDWORD) &NumberOfBytesWritten,NULL);
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return bRet;
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}
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