//传给Timer的数据用于分析用户选择的物理量
public void TimerShow(object sender, SJRControlCData data)
{
this.Invoke(new Action(() =>
{
//线圈检测状态和测速通讯线连接状态同时满足
if (SJRControlC.ConnectState == true && SpeedLine == true)
{
//在用户设定的周期内
if (runNum <= runTime)
{
button1.Enabled = false;
if (data.CarOrNot == 1 && inFlag == false)
{
//测交通量
carCount++;
inFlag = true;
}
if (data.CarOrNot == 0)
{
inFlag = false;//还原车辆第一次进入线圈的标志,以便再次计数
}
//测车速
speed += data.Speed;
//测时间
timeTotal += data.Time;
}
}
}));
}
protected void OnTimerMsgRecieved(SJRControlCData data)//触发事件方法
{
if (TimerMsgRevieced != null)
{
TimerMsgRevieced(this, data);
}
}
public void Show(object sender, SJRControlCData data)
{
this.Invoke(new Action(() =>
{
int i;
//输出车辆信号检测数据，不包含线圈编号
if (SJRControlC.Cardetect_ButtonState == true && SJRControlC.CardetectLine_ButtonState == true && frequency_CheckBox.Checked == false)
{
if (SJRControlC.CoilCheck_ButtonState == false || SJRControlC.CoilCheckLine_ButtonState == false)
{
i = dataGridView1.Rows.Add();
dataGridView1.Rows[i].Cells[0].Value = DateTime.Now.ToString("hh:mm:ss");
dataGridView1.Rows[i].Cells[2].Value = data.CarOrNot;
}
//输出车辆检测信号和线圈编号检测数据，
else if (SJRControlC.CoilCheck_ButtonState == true && SJRControlC.CoilCheckLine_ButtonState == true && frequency_CheckBox.Checked == false)
{
i = dataGridView1.Rows.Add();
dataGridView1.Rows[i].Cells[0].Value = DateTime.Now.ToString("hh:mm:ss");
dataGridView1.Rows[i].Cells[1].Value = data.LoopNum;
dataGridView1.Rows[i].Cells[2].Value = data.CarOrNot;
}
}
//输出线圈编号检测数据，
else if (SJRControlC.CoilCheck_ButtonState == true && SJRControlC.CoilCheckLine_ButtonState)
{
if (frequency_CheckBox.Checked == true)
{
i = dataGridView1.Rows.Add();
dataGridView1.Rows[i].Cells[0].Value = DateTime.Now.ToString("hh:mm:ss");
dataGridView1.Rows[i].Cells[1].Value = data.LoopNum;
}
else if (frequency_CheckBox.Checked == false)
{
if (SJRControlC.Cardetect_ButtonState == false || SJRControlC.CardetectLine_ButtonState == false)
{
i = dataGridView1.Rows.Add();
dataGridView1.Rows[i].Cells[0].Value = DateTime.Now.ToString("hh:mm:ss");
dataGridView1.Rows[i].Cells[1].Value = data.LoopNum;
}
}
}
dataGridView1.FirstDisplayedScrollingRowIndex = dataGridView1.Rows.Count - 1;
}));
}
//传给实时测速的数据
public void Show(object sender, SJRControlCData data)
{
this.Invoke(new Action(() =>
{
int i;
//输出速度
if (SJRControlC.ConnectState == true && SJRControlA.SpeedLine == true)
{
if (data.Speed != 0)
{
i = dataGridView1.Rows.Add();
dataGridView1.Rows[i].Cells[0].Value = DateTime.Now.ToString("hh:mm:ss");
dataGridView1.Rows[i].Cells[1].Value = data.Speed;
}
}
dataGridView1.FirstDisplayedScrollingRowIndex = dataGridView1.Rows.Count - 1;
}));
}
//解析数据
private void GetMsg()
{
try
{
while (true)
{
//存储二进制数据的数组
int[] lAChannelbits = new int[8];
int[] tHBbits = new int[8];
int[] tLBbits = new int[8];
int[] timebits; //高低位结合，组成十六位，值范围 =0-65535ms
int[] troubleStatebits = new int[8];
byte[] arrRecMsg = new byte[4]; //接收数据字节数组
//十进制
byte LAChannel = 0; //线圈编号和通道检测状态
byte THB = 0; //系统计时高位
byte TLB = 0; //系统计时低位
byte TroubleState = 0; //通道故障状态
int length = client.Receive(arrRecMsg); //接收数据
LAChannel = arrRecMsg[0];
THB = arrRecMsg[1];
TLB = arrRecMsg[2];
TroubleState = arrRecMsg[3];
GetBit(LAChannel, lAChannelbits);
GetBit(THB, tHBbits);
GetBit(TLB, tLBbits);
GetBit(TroubleState, troubleStatebits);
//计算线圈编号
loopNumber = lAChannelbits[4] + lAChannelbits[5] * 2 + lAChannelbits[6] * 4 + lAChannelbits[7] * 8;
//有无车辆经过
carOrNot = lAChannelbits[0];
//线圈故障检测
if (loopNumber == 1)
{
troubleOrNot = troubleStatebits[0];
}
else if (loopNumber == 2)
{
troubleOrNot = troubleStatebits[1];
}
speed = 0;
lastTime = 0;
if (carOrNot == 1 && inFlag == false)
{
inTime = System.DateTime.Now.Second * 1000 + System.DateTime.Now.Millisecond;//以毫秒为单位
inFlag = true;
}
if (carOrNot == 0 && inFlag == true)
{
outTime = System.DateTime.Now.Second * 1000 + System.DateTime.Now.Millisecond; //以毫秒为单位
inFlag = false; //还原车辆第一次进入线圈的标志
//车辆离开线圈时计算时间和车速
lastTime = outTime - inTime;
speed = Math.Round((0.3 * 1000 / lastTime), 2);
}
data = new SJRControlCData {
Time = lastTime, LoopNum = loopNumber, CarOrNot = carOrNot, TroubleState = troubleOrNot, Speed = speed
};
OnMsgRecieved(data);
OnTimerMsgRecieved(data);
}
}
catch (SocketException ex)
{
client.Close();
client.Dispose();
MessageBox.Show(ex.ToString());
}
}
