private void onRefreshGPSData(object state)
{
try
{
if (_service != null)
{
string ex = string.Empty;
using (DataTable dt = _service.GetShipDataTable(out ex))
{
HZGPSData data = null;
int count = 0;
foreach (DataRow dr in dt.Rows)
{
data = dataRowToGPSData(dr);
if (data != null && !string.IsNullOrEmpty(data.Name))
{
if (judegeNewData(data))
{
fireOnDynamic(data);
count++;
}
}
}
}
}
}
catch (Exception exp)
{
LogService.Error(exp.ToString());
}
GC.Collect();
}
private bool judegeNewData(HZGPSData obj)
{
if (_dicCacheData.ContainsKey(obj.Name))
{
var dic = _dicCacheData[obj.Name];
if (dic != obj.Time)
{
dic = obj.Time;
return(true);
}
else
{
return(false);
}
}
else
{
_dicCacheData.Add(obj.Name, obj.Time);
return(true);
}
}
private HZGPSData dataRowToGPSData(DataRow dr)
{
HZGPSData data = new HZGPSData();
if (dr["name"] != DBNull.Value)
{
data.Id = dr["name"].ToString();
}
if (dr["name"] != DBNull.Value)
{
data.Name = dr["name"].ToString();
}
double lon = 0, lat = 0;
if (dr["x"] != DBNull.Value)
{
double.TryParse(dr["x"].ToString(), out lon);
}
else
{
return(null);
}
if (dr["y"] != DBNull.Value)
{
double.TryParse(dr["y"].ToString(), out lat);
}
else
{
return(null);
}
data.Shape = new GeoPointShape(lon, lat);
if (dr["speed"] != DBNull.Value)
{
double.TryParse(dr["speed"].ToString(), out data.SOG);
}
if (dr["direction"] != DBNull.Value)
{
double.TryParse(dr["direction"].ToString(), out data.COG);
}
data.Heading = 511;
if (dr["gpstime"] != DBNull.Value)
{
DateTime time;
DateTime.TryParse(dr["gpstime"].ToString(), out time);
data.Time = time;
if ((DateTime.Now - time).TotalDays > 1)
{
return(null);
}
}
if (dr["region"] != DBNull.Value)
{
string qy = dr["region"].ToString();
if (qy == "01")
{
data.SSHQ = "杭州";
}
if (qy == "02")
{
data.SSHQ = "湖州";
}
if (qy == "03")
{
data.SSHQ = "嘉兴";
}
}
if (dr["isonline"] != DBNull.Value)
{
string zx = dr["isonline"].ToString();
if (zx == "1")
{
data.IsOnline = true;
}
else
{
data.IsOnline = false;
}
}
//FusionMgr.GetExtraIDs(data, out data.GID, out data.FID);
return(data);
}
