/// <summary>
/// 判断持续未定位状态时发送重启GPS指令：暂时未用
/// </summary>
/// <param name="aLongHanDataGpsData"></param>
/// <param name="aDicIsGPSLocaated"></param>
/// <param name="Time"></param>
/// <returns></returns>
public bool IsSendRsgsMessage(LongHanData aLongHanDataGpsData, Dictionary<string, DateTime> aDicIsGPSLocated, double Time)
{
if (aLongHanDataGpsData.BaseData.IsLocatedData)
{
if (aDicIsGPSLocated.ContainsKey(aLongHanDataGpsData.BaseData.GPSCode))
{
aDicIsGPSLocated[aLongHanDataGpsData.BaseData.GPSCode] = aLongHanDataGpsData.BaseData.ReceiveTime;
}
}
else
{
if (!aDicIsGPSLocated.ContainsKey(aLongHanDataGpsData.BaseData.GPSCode))
aDicIsGPSLocated.Add(aLongHanDataGpsData.BaseData.GPSCode, aLongHanDataGpsData.BaseData.ReceiveTime);
}
return false;
}
/// <summary> 解析正常位置上报GPS数据
/// 解析正常位置上报GPS数据
/// </summary>
/// <param name="value"></param>
/// <param name="MaxSpeedMeterPerSecond"></param>
/// <returns></returns>
public LongHanData DecodeGPSData(byte[] value, double MaxSpeedMeterPerSecond)
{
LongHanData aGPSInfo = new LongHanData();
aGPSInfo = ConvertBytesToEntity(value);
aGPSInfo.BaseData.IsFetchData = false;
aGPSInfo.FullGpsCode = base.CodePrefix + aGPSInfo.BaseData.GPSCode;
if (value.Length > 49)
{
int pExtensionPos = 43;
while (true)
{
bool blnFindExtension = false;
if (value[pExtensionPos + 1] == 0x05 && value[pExtensionPos + 3] == 0x01)
{
int pOilBegin = pExtensionPos + 4;
if (value[pOilBegin] == 0xFF && value[pOilBegin + 1] == 0xFF && value[pOilBegin + 2] == 0xFF)
aGPSInfo.BaseData.OilBearing = 0;
else
aGPSInfo.BaseData.OilBearing = (decimal)GetOilBearing(value[pOilBegin], value[pOilBegin + 1], value[pOilBegin + 2]);
pExtensionPos = pExtensionPos + 7;
blnFindExtension = true;
}
if (value[pExtensionPos + 1] == 0x0A && value[pExtensionPos + 3] == 0x03)
{
int pTempatureBegin = pExtensionPos + 4;
aGPSInfo.BaseData.Detector1 = GetTemperature(value[pTempatureBegin], value[pTempatureBegin + 1]);
aGPSInfo.BaseData.Detector2 = GetTemperature(value[pTempatureBegin + 2], value[pTempatureBegin + 3]);
aGPSInfo.BaseData.Detector3 = GetTemperature(value[pTempatureBegin + 4], value[pTempatureBegin + 5]);
aGPSInfo.BaseData.Detector4 = GetTemperature(value[pTempatureBegin + 6], value[pTempatureBegin + 7]);
pExtensionPos = pExtensionPos + 12;
blnFindExtension = true;
}
//Added by lixun on 2010/12/6 Ticket #2652 新协议升级后，80和8E除了主信令不一样外其它格式内容都一样，获取4字节里程
//老的补传协议不会有扩展数据固定32个字节
if (value[pExtensionPos + 1] == 0x06 && value[pExtensionPos + 3] == 0x88)
{
int starkMileage = pExtensionPos + 4;
aGPSInfo.BaseData.StarkMileage = (decimal)GetMileage(value[starkMileage], value[starkMileage + 1], value[starkMileage + 2], value[starkMileage + 3]);
pExtensionPos = pExtensionPos + 8;
blnFindExtension = true;
base.OnDebugDataEvent(base.TransfersType.ToString(), aGPSInfo.FullGpsCode, "-----4 bytes mileage:" + aGPSInfo.BaseData.StarkMileage.ToString());
}
//判断是否扩展数据已经解析结束,因为扩展数据指令长度固定为4位
if (value.Length - pExtensionPos <= 4)
{
blnFindExtension = false;
}
if (!blnFindExtension)
{
break;
}
}
}
//aGPSInfo.AbsoluteMileage = 0;
aGPSInfo.BaseData.IsOverflowGPSData = false;
//判断停车时间是否延长发送时间
aGPSInfo.BaseData.IsStartStopCarTime = false;
aGPSInfo.BaseData.IsSendLongIntervalMessage = false;
aGPSInfo.BaseData.StartStopCarTime = aGPSInfo.BaseData.ReportTime;
aGPSInfo.BaseData.ControlTime = System.DateTime.Now;
return aGPSInfo;
}
/// <summary>
/// 将收到的字节数组转换为对应的实体
/// </summary>
/// <param name="sourceBuffer"></param>
/// <returns></returns>
private LongHanData ConvertBytesToEntity(byte[] sourceBuffer)
{
bool hasPotTrunFunction = false;
LongHanData data = new LongHanData();
GPSDataEntity entity = new GPSDataEntity();
//GPSCode
byte[] destBuffer = null;
destBuffer = new byte[4];
Array.Copy(sourceBuffer, 5, destBuffer, 0, 4);
entity.GPSCode = GetGPSCode(destBuffer);
//entity.GPSCode = LongHanInstructionSet.GetLongHanGpsCode(sourceBuffer);
if (gpsFuctionDictionary != null && gpsFuctionDictionary.ContainsKey(ConstFunctionName.PotTrunFunction) && gpsFuctionDictionary[ConstFunctionName.PotTrunFunction].Contains("0013" + entity.GPSCode))
{
hasPotTrunFunction = true;
}
//ReportTime,ReceiveTime
destBuffer = new byte[6];
Array.Copy(sourceBuffer, 9, destBuffer, 0, 6);
entity.ReportTime = Transfer.TransferBCDByteToDateTime(destBuffer);
entity.ReceiveTime = DateTime.Now;
//Latitude
destBuffer = new byte[4];
Array.Copy(sourceBuffer, 15, destBuffer, 0, 4);
entity.Latitude = (decimal)ReturnLatitude(GetLatitude(destBuffer), GetLatitudeMinute(destBuffer));
//Longitude
destBuffer = new byte[4];
Array.Copy(sourceBuffer, 19, destBuffer, 0, 4);
entity.Longitude = (decimal)ReturnLongitude(GetLongitude(destBuffer), GetLongitudeMinute(destBuffer));
//Speed
destBuffer = new byte[2];
Array.Copy(sourceBuffer, 23, destBuffer, 0, 2);
entity.Speed = GetSpeed(destBuffer);
//Direction
destBuffer = new byte[2];
Array.Copy(sourceBuffer, 25, destBuffer, 0, 2);
entity.Direction = GetDirection(destBuffer);
//PositionState
destBuffer = new byte[1];
Array.Copy(sourceBuffer, 27, destBuffer, 0, 1);
entity.IsLocatedData = GetPositionState(destBuffer);
//AntennaState
destBuffer = new byte[1];
Array.Copy(sourceBuffer, 27, destBuffer, 0, 1);
entity.AntennaState = (int)GetAntennaState(destBuffer);
//PowerState
destBuffer = new byte[1];
Array.Copy(sourceBuffer, 27, destBuffer, 0, 1);
entity.PowerState = (int)GetPowerState(destBuffer);
if (sourceBuffer.Length > 30)
{
//Mileage
destBuffer = new byte[3];
Array.Copy(sourceBuffer, 28, destBuffer, 0, 3);
entity.StarkMileage = (decimal)GetMileage(destBuffer);
//ACCState
destBuffer = new byte[1];
Array.Copy(sourceBuffer, 31, destBuffer, 0, 1);
entity.ACCState = GetACCState(destBuffer);
//OilState
destBuffer = new byte[1];
Array.Copy(sourceBuffer, 31, destBuffer, 0, 1);
entity.OilState = GetOilState(destBuffer);
//updated for lixun on 2012/12/16 调整过后默认为0--关门，当低电接负线后更改为1--开门
//entity.DoorStatus = GetDoorStatus(destBuffer);
if (GetDoorStatus(destBuffer) > 0)
entity.DoorStatus = 0;
else
entity.DoorStatus = 1;
//updated by lixun on 2010/11/23 for solve Ticket #2658
if (GetCoolerStatus(destBuffer) > 0)
entity.CoolerStatus = 0;
else
entity.CoolerStatus = 1;
if (sourceBuffer.Length > 32)
{
//PlunderState
destBuffer = new byte[1];
Array.Copy(sourceBuffer, 32, destBuffer, 0, 1);
entity.PlunderState = GetPlunderState(destBuffer);
//ExtensionData
destBuffer = new byte[sourceBuffer.Length - 31];
Array.Copy(sourceBuffer, 31, destBuffer, 0, (sourceBuffer.Length - 31));
}
//若已经关联了正反转相关外设，则解析正反转，并存到开门报警字段
if (hasPotTrunFunction && sourceBuffer.Length > 34)
{
destBuffer = new byte[1];
Array.Copy(sourceBuffer, 31, destBuffer, 0, 1);
byte[] destBuffer1 = new byte[1];
Array.Copy(sourceBuffer, 34, destBuffer1, 0, 1);
entity.DoorStatus = GetPotTrunStatus(destBuffer, destBuffer1);
switch (entity.DoorStatus)
{
case 0:
OnDebugDataEvent("------", "0013" + entity.GPSCode, "不转");
break;
case 1:
OnDebugDataEvent("------", "0013" + entity.GPSCode, "正转");
break;
case 2:
OnDebugDataEvent("------", "0013" + entity.GPSCode, "反转");
break;
}
}
}
data.BaseData = entity;
return data;
}
/// <summary>
/// 检查异常漂移，补传数据
/// </summary>
private void ComputeMileAgeAndVerifyDataForFetch(ref LongHanData aGPSInfo, double MaxSpeedMeterPerSecond)
{
if (aGPSInfo == null)
{
return;
}
if (aGPSInfo.BaseData.IsLocatedData)
{
aGPSInfo.BaseData.IsFetchData = true;
}
}
///// <summary>
///// 检查异常漂移
///// </summary>
///// <param name="aGPSInfo"></param>
///// <param name="aPreviousValidGPSData"></param>
///// <param name="MaxSpeedMeterPerSecond"></param>
//private void ComputeMileAgeAndVerifyData(
// ref object obj,
// LongHanData aPreviousValidGPSData,
// double MaxSpeedMeterPerSecond)
//{
// LongHanData aGPSInfo = obj as LongHanData;
// if (aGPSInfo == null)
// {
// return;
// }
// if (aGPSInfo.IsGPSLocaated)
// {
// bool blnIsFirstGPSData = false;
// if (aPreviousValidGPSData == null)
// {
// blnIsFirstGPSData = true;
// }
// System.TimeSpan dtSpan;
// double dclMileage = 0;
// bool blnIsGPSOverflow = false;
// bool blnShoudBeStillness = false; //是否要记录里程
// bool blnIsArrivalDelayed = false; //是否前条时间超过后一条时间
// if (!blnIsFirstGPSData)
// {
// if (DateTime.Compare(aGPSInfo.ReportTime, aPreviousValidGPSData.ReportTime) <= 0)
// {
// blnIsArrivalDelayed = true;
// }
// double CurrentLatitude = Convert.ToDouble(aGPSInfo.Latitude);//上一点纬度
// double CurrentLongitude = Convert.ToDouble(aGPSInfo.Longitude);//上一点经度
// double LastLatitude = Convert.ToDouble(aPreviousValidGPSData.Latitude);
// double LastLongitude = Convert.ToDouble(aPreviousValidGPSData.Longitude);
// if ((CurrentLatitude != LastLatitude) || (CurrentLongitude != LastLongitude))
// {
// dclMileage = GPSCommonFunc.GetDistance(LastLatitude, LastLongitude, CurrentLatitude, CurrentLongitude);
// }
// dtSpan = aGPSInfo.ReportTime - aPreviousValidGPSData.ReportTime;
// double dclMaxMileage = Math.Abs(Convert.ToDouble(MaxSpeedMeterPerSecond * dtSpan.TotalSeconds));
// if (dclMileage > dclMaxMileage)
// {
// //异常：GPS漂移数据
// blnIsGPSOverflow = true;
// aGPSInfo.IsOverflowGPSData = blnIsGPSOverflow;
// }
// //对速度的判断
// if (aGPSInfo.Speed > (MaxSpeedMeterPerSecond * 3.6))
// {
// blnIsGPSOverflow = true;
// aGPSInfo.IsOverflowGPSData = blnIsGPSOverflow;
// }
// //是否要记录里程
// if ((aGPSInfo.Speed == 0) && (aPreviousValidGPSData.Speed == 0) && (dtSpan.TotalMinutes < 30))
// {
// blnShoudBeStillness = true;
// }
// #region 因停车时间延长判断
// //判断停车时间是否要重新设置上报时间
// if ((aGPSInfo.Speed == 0) && (aPreviousValidGPSData.Speed == 0) && (aGPSInfo.ACCState == 0) && (aPreviousValidGPSData.ACCState == 0))
// {
// if (aPreviousValidGPSData.IsStartStopCarTime)
// {
// aGPSInfo.IsStartStopCarTime = true;
// aGPSInfo.StartStopCarTime = aPreviousValidGPSData.StartStopCarTime; //保存上一个停车时间点
// TimeSpan StopCarTime = aGPSInfo.ReportTime - aPreviousValidGPSData.StartStopCarTime;
// if (StopCarTime.TotalMinutes > LongIntervalTimes)
// {
// aGPSInfo.IsSendLongIntervalMessage = true;
// }
// }
// else
// {
// aGPSInfo.StartStopCarTime = aPreviousValidGPSData.ReportTime;
// aGPSInfo.IsStartStopCarTime = true;
// }
// }
// else
// {
// aGPSInfo.StartStopCarTime = aGPSInfo.ReportTime;
// aGPSInfo.IsStartStopCarTime = false;
// aGPSInfo.IsSendLongIntervalMessage = false;
// }
// #endregion
// aGPSInfo.AbsoluteMileage = aPreviousValidGPSData.AbsoluteMileage;
// aGPSInfo.ControlTime = aPreviousValidGPSData.ControlTime;
// }
// if (((!blnIsGPSOverflow) && (!blnIsFirstGPSData) && (!blnShoudBeStillness)) && (!blnIsArrivalDelayed))
// {
// aGPSInfo.Mileage = dclMileage;
// aGPSInfo.AbsoluteMileage = aGPSInfo.AbsoluteMileage + aGPSInfo.Mileage;
// }
// }
//}
#endregion
/// <summary>
/// 检查异常漂移，正常数据
/// </summary>
private void ComputeMileAgeAndVerifyData(ref LongHanData aGPSInfo, GPSDataEntity aPreviousValidGPSData, double MaxSpeedMeterPerSecond)
{
if (aGPSInfo == null || aGPSInfo.BaseData.IsLocatedData == false)
{
return;
}
//是否是第一个上的点
bool blnIsFirstGPSData = false;
if (aPreviousValidGPSData == null)
{
blnIsFirstGPSData = true;
}
TimeSpan dtSpan;
double dclMileage = 0;
//是第一个点则返回，不做漂移计算
if (blnIsFirstGPSData == true)
{
return;
}
double CurrentLatitude = Convert.ToDouble(aGPSInfo.BaseData.Latitude);//上一点纬度
double CurrentLongitude = Convert.ToDouble(aGPSInfo.BaseData.Longitude);//上一点经度
double LastLatitude = Convert.ToDouble(aPreviousValidGPSData.Latitude);
double LastLongitude = Convert.ToDouble(aPreviousValidGPSData.Longitude);
if ((CurrentLatitude != LastLatitude) || (CurrentLongitude != LastLongitude))
{
dclMileage = Transfer.GetDistance(LastLatitude, LastLongitude, CurrentLatitude, CurrentLongitude);
}
dtSpan = aGPSInfo.BaseData.ReportTime - aPreviousValidGPSData.ReportTime;
double dclMaxMileage = Math.Abs(Convert.ToDouble(MaxSpeedMeterPerSecond * dtSpan.TotalSeconds));
if (dclMileage > dclMaxMileage)
{
//异常：GPS漂移数据
aGPSInfo.BaseData.IsOverflowGPSData = true; //当发生漂移，认为是补传数据
}
//对速度的判断
if (aGPSInfo.BaseData.Speed > 150)
{
aGPSInfo.BaseData.IsOverflowGPSData = true; //当发生漂移，认为是补传数据
}
#region 因停车时间延长判断
//判断停车时间是否要重新设置上报时间
if ((aGPSInfo.BaseData.Speed == 0) && (aPreviousValidGPSData.Speed == 0) && (aGPSInfo.BaseData.ACCState == 0) && (aPreviousValidGPSData.ACCState == 0))
{
if (aPreviousValidGPSData.IsStartStopCarTime)
{
aGPSInfo.BaseData.IsStartStopCarTime = true;
aGPSInfo.BaseData.StartStopCarTime = aPreviousValidGPSData.StartStopCarTime; //保存上一个停车时间点
TimeSpan StopCarTime = aGPSInfo.BaseData.ReportTime - aPreviousValidGPSData.StartStopCarTime;
if (StopCarTime.TotalMinutes > LongIntervalTimes)
{
aGPSInfo.BaseData.IsSendLongIntervalMessage = true;
}
}
else
{
aGPSInfo.BaseData.StartStopCarTime = aPreviousValidGPSData.ReportTime;
aGPSInfo.BaseData.IsStartStopCarTime = true;
}
}
else
{
aGPSInfo.BaseData.StartStopCarTime = aGPSInfo.BaseData.ReportTime;
aGPSInfo.BaseData.IsStartStopCarTime = false;
aGPSInfo.BaseData.IsSendLongIntervalMessage = false;
}
#endregion
aGPSInfo.BaseData.Mileage = (decimal)dclMileage;
}
/// <summary> 解析正常位置上报GPS数据
/// 解析正常位置上报GPS数据
/// </summary>
/// <param name="value"></param>
/// <param name="MaxSpeedMeterPerSecond"></param>
/// <returns></returns>
public LongHanData DecodeGPSData(byte[] value, double MaxSpeedMeterPerSecond,ref int NeedReply)
{
LongHanData aGPSInfo = new LongHanData();
aGPSInfo = ConvertBytesToEntity(value, ref NeedReply);
aGPSInfo.BaseData.IsFetchData = false;
aGPSInfo.FullGpsCode = base.CodePrefix + aGPSInfo.BaseData.GPSCode;
if (value.Length > 49)
{
int pExtensionPos = 43;
while (true)
{
bool blnFindExtension = false;
if (value[pExtensionPos + 1] == 0x05)
{
int pOilBegin = pExtensionPos + 4;
aGPSInfo.BaseData.OilBearing = (decimal)GetOilBearing(value[pOilBegin], value[pOilBegin + 1], value[pOilBegin + 2]);
pExtensionPos = pExtensionPos + 7;
blnFindExtension = true;
}
if (value[pExtensionPos + 1] == 0x0A)
{
int pTempatureBegin = pExtensionPos + 4;
aGPSInfo.BaseData.Detector1 = GetTemperature(value[pTempatureBegin], value[pTempatureBegin + 1]);
aGPSInfo.BaseData.Detector2 = GetTemperature(value[pTempatureBegin + 2], value[pTempatureBegin + 3]);
aGPSInfo.BaseData.Detector3 = GetTemperature(value[pTempatureBegin + 4], value[pTempatureBegin + 5]);
aGPSInfo.BaseData.Detector4 = GetTemperature(value[pTempatureBegin + 6], value[pTempatureBegin + 7]);
pExtensionPos = pExtensionPos + 12;
blnFindExtension = true;
}
//判断是否扩展数据已经解析结束
if (value.Length - pExtensionPos >= 1)
{
blnFindExtension = false;
}
if (!blnFindExtension)
{
break;
}
}
}
//aGPSInfo.AbsoluteMileage = 0;
aGPSInfo.BaseData.IsOverflowGPSData = false;
//判断停车时间是否延长发送时间
aGPSInfo.BaseData.IsStartStopCarTime = false;
aGPSInfo.BaseData.IsSendLongIntervalMessage = false;
aGPSInfo.BaseData.StartStopCarTime = aGPSInfo.BaseData.ReportTime;
aGPSInfo.BaseData.ControlTime = System.DateTime.Now;
return aGPSInfo;
}
/// <summary>
/// 将收到的字节数组转换为对应的实体
/// </summary>
/// <param name="sourceBuffer"></param>
/// <returns></returns>
private LongHanData ConvertBytesToEntity(byte[] sourceBuffer,ref int NeedReply)
{
LongHanData data = new LongHanData();
GPSDataEntity entity = new GPSDataEntity();
//GPSCode
byte[] destBuffer = null;
destBuffer = new byte[4];
Array.Copy(sourceBuffer, 5, destBuffer, 0, 4);
entity.GPSCode = GetGPSCode(destBuffer);
//entity.GPSCode = LongHanInstructionSet.GetLongHanGpsCode(sourceBuffer);
//ReportTime,ReceiveTime
destBuffer = new byte[6];
Array.Copy(sourceBuffer, 9, destBuffer, 0, 6);
entity.ReportTime = Transfer.TransferBCDByteToDateTime(destBuffer);
entity.ReceiveTime = DateTime.Now;
//Latitude
destBuffer = new byte[4];
Array.Copy(sourceBuffer, 15, destBuffer, 0, 4);
entity.Latitude = (decimal)ReturnLatitude(GetLatitude(destBuffer), GetLatitudeMinute(destBuffer));
//Longitude
destBuffer = new byte[4];
Array.Copy(sourceBuffer, 19, destBuffer, 0, 4);
entity.Longitude = (decimal)ReturnLongitude(GetLongitude(destBuffer), GetLongitudeMinute(destBuffer));
//Speed
destBuffer = new byte[2];
Array.Copy(sourceBuffer, 23, destBuffer, 0, 2);
entity.Speed = GetSpeed(destBuffer);
//Direction
destBuffer = new byte[2];
Array.Copy(sourceBuffer, 25, destBuffer, 0, 2);
entity.Direction = GetDirection(destBuffer);
//PositionState
destBuffer = new byte[1];
Array.Copy(sourceBuffer, 27, destBuffer, 0, 1);
entity.IsLocatedData = GetPositionState(destBuffer);
//AntennaState
destBuffer = new byte[1];
Array.Copy(sourceBuffer, 27, destBuffer, 0, 1);
entity.AntennaState = (int)GetAntennaState(destBuffer);
//PowerState
destBuffer = new byte[1];
Array.Copy(sourceBuffer, 27, destBuffer, 0, 1);
entity.PowerState = (int)GetPowerState(destBuffer);
//Mileage
destBuffer = new byte[3];
Array.Copy(sourceBuffer, 28, destBuffer, 0, 3);
//updated by lixun on 2011/7/5 #3507 [技术支持]龙翰里程问题，改由平台计算里程
//entity.StarkMileage = (decimal)GetMileage(destBuffer);
//ACCState
destBuffer = new byte[1];
Array.Copy(sourceBuffer, 31, destBuffer, 0, 1);
entity.ACCState = GetACCState(destBuffer);
//OilState
destBuffer = new byte[1];
Array.Copy(sourceBuffer, 31, destBuffer, 0, 1);
entity.OilState = GetOilState(destBuffer);
//entity.DoorStatus = GetDoorStatus(destBuffer);
//entity.CoolerStatus = GetCoolerStatus(destBuffer);
//updated for lixun on 2012/12/16 调整过后默认为0--关门，当低电接负线后更改为1--开门
if (GetDoorStatus(destBuffer) > 0)
entity.DoorStatus = 0;
else
entity.DoorStatus = 1;
//updated by lixun on 2010/11/23 for solve Ticket #2658
if (GetCoolerStatus(destBuffer) > 0)
entity.CoolerStatus = 0;
else
entity.CoolerStatus = 1;
//PlunderState
destBuffer = new byte[1];
Array.Copy(sourceBuffer, 32, destBuffer, 0, 1);
entity.PlunderState = GetPlunderState(destBuffer);
destBuffer = new byte[1];
Array.Copy(sourceBuffer, 33, destBuffer, 0, 1);
NeedReply = Transfer.GetByteIndexValue(destBuffer[0], 6);
//ExtensionData
destBuffer = new byte[sourceBuffer.Length - 31];
Array.Copy(sourceBuffer, 31, destBuffer, 0, (sourceBuffer.Length - 31));
data.BaseData = entity;
return data;
}
