public PToolingDataEventArgs(PToolingDataEventArgs data)
: base(null)
{
Weight = data.Weight;
IsValid = data.IsValid;
PortName = data.PortName;
}
/// <summary>
/// 只能用于检测串口，收到串口设备数据包
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
public override void OnDetectDataReceived(object sender, DataTransmissionEventArgs args)
{
byte[] buffer = new byte[_detectByteLength];
lock (m_ReadBuffer)
{
m_ReadBuffer.AddRange(args.EventData);
if (m_ReadBuffer.Count >= _detectByteLength)
{
int endIndex = m_ReadBuffer.FindIndex(0, (x) => { return(x == 0x0D); });
if (endIndex < 0)
{
return;
}
else if (endIndex > 0 && endIndex != _detectByteLength - 1)
{
m_ReadBuffer.RemoveRange(0, endIndex + 1);
return;
}
else
{
m_ReadBuffer.CopyTo(0, buffer, 0, _detectByteLength);
m_ReadBuffer.RemoveRange(0, _detectByteLength);
}
}
else
{
return;
}
}
int weight = 0;
for (int iLoop = 7; iLoop >= 3; iLoop--)
{
weight += (buffer[iLoop] - 0x30) << (iLoop - 3) * 4;
}
int decimal_place = buffer[8] & 0x03;
float fweightKiloGrams = 0f;
switch (decimal_place)
{
case 0:
fweightKiloGrams = weight * 1.0f;
break;
case 1:
fweightKiloGrams = weight * 0.1f;
break;
case 2:
fweightKiloGrams = weight * 0.01f;
break;
case 3:
fweightKiloGrams = weight * 0.001f;
break;
default:
fweightKiloGrams = weight * 1.0f;
break;
}
PToolingDataEventArgs toolingData = new PToolingDataEventArgs(fweightKiloGrams, true);
base.OnDetectDataReceived(sender, toolingData);
}
