private void GetDeviceTracking(int DeviceID)
{
MG_DAL.SQLServerOperating sqlHelper = new MG_DAL.SQLServerOperating();
string strSql = "select d.DeviceID,d.SerialNumber,DeviceName,l.OLat,l.OLng,l.LastCommunication DeviceDate,l.Speed,l.Course,l.DataContext from devices d inner join LKLocation l on l.DeviceID=d.DeviceiD where d.DeviceID =@DeviceID and d.deleted=0";// model=213 and
dic = sqlHelper.Selects(strSql, new SqlParameter[] { new SqlParameter("DeviceID", DeviceID) }).toDictionary();
Geocoding geo = new Amap();
Gps gps = geo.Translate(dic["OLat"], dic["OLng"]);
//Gps gps = Utils.gps84_To_Gcj02(dic["OLat"], dic["OLng"]);
dic["OLat"] = gps.getWgLat().ToString();
dic["OLng"] = gps.getWgLon().ToString();
dic["Address"] = gps.Address;
dic["CourseName"] = Utils.GetCoureName(dic["Course"]);
var dc = dic["DataContext"];
var doorStatus = "未知";
if (dc.Split('-').Length > 3 && !string.IsNullOrEmpty(dc.Split('-')[3]))
{
dc = dc.Split('-')[3];
if (dc.Equals("0"))
{
doorStatus = "打开";
}
else
{
doorStatus = "关闭";
}
}
dic["DataContext"] = doorStatus;// = dic["DataContext"].Split('-')[3]; //0--- 主电断开, 1-----主电连接
Response.Write(Utils.ToJson(dic));
Response.End();
}
/// <summary>
/// BD-09 坐标转换成 Wgs84 坐标
/// </summary>
/// <param name="bd_lat"></param>
/// <param name="bd_lon"></param>
/// <returns></returns>
public static Gps BD09_To_Gps84(double bd_lat, double bd_lon)
{
Gps gcj02 = BD09_To_Gcj02(bd_lat, bd_lon);
Gps map84 = Gcj_To_Gps84(gcj02.getWgLat(),
gcj02.getWgLon());
return(map84);
}
/// <summary>
/// 火星坐标系 (GCJ-02) to Wgs84
/// </summary>
/// <param name="lat"></param>
/// <param name="lon"></param>
/// <returns></returns>
public static Gps Gcj_To_Gps84(double lat, double lon)
{
Gps gps = Transform(lat, lon);
double lontitude = lon * 2 - gps.getWgLon();
double latitude = lat * 2 - gps.getWgLat();
return(new Gps(latitude, lontitude));
}
/// <summary>
/// BD-09 坐标转换成 Wgs84 坐标
/// </summary>
/// <param name="bd_lat"></param>
/// <param name="bd_lon"></param>
/// <returns></returns>
public static Gps Gps84_To_BD09(double bd_lat, double bd_lon)
{
Gps gcj02 = Gps84_To_Gcj02(bd_lat, bd_lon);
Gps map84 = Gcj02_To_Bd09(gcj02.getWgLat(),
gcj02.getWgLon());
return(map84);
}
private void btn_WgstoBD09_Click(object sender, EventArgs e)
{
try
{
double lat = double.Parse(this.tbx_lat.Text.Trim());
double lng = double.Parse(this.tbx_lng.Text.Trim());
Gps gpsData = MapConvertHelper.Gps84_To_BD09(lat, lng);
this.tbx_return.Text = gpsData.getWgLat().ToString() + "," + gpsData.getWgLon().ToString();
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
}
private string GetHistory(int deviceid, string startdate, string enddate)
{
var list = new List <Dictionary <string, string> >();
string speedfilter = "2";
if (string.IsNullOrEmpty(deviceid.ToString()) || string.IsNullOrEmpty(startdate) || string.IsNullOrEmpty(enddate))
{
return(Utils.ToJson(list));
}
if (string.IsNullOrEmpty(speedfilter))
{
speedfilter = Utils.SpeedFilter.toStringEmpty();
}
try
{
DateTime startTime = Convert.ToDateTime(startdate);
DateTime endTime = Convert.ToDateTime(enddate);
if (startTime >= endTime)
{
return(Utils.ToJson(list));
}
TimeSpan ts = endTime - startTime;
double days = Math.Ceiling(ts.TotalDays);
//一次最多只能看5天的数据
if (days > 5)
{
return(Utils.ToJson(list));
}
string DataBaseBefore = "YWData";// ConfigurationManager.AppSettings["DataBaseName"].ToStringEmpty();
StringBuilder strSql = new StringBuilder();
string startTimeUtc = startTime.AddHours(-8).ToString("yyyy-MM-dd HH:mm:ss");
string endTimeUtc = endTime.AddHours(-8).ToString("yyyy-MM-dd HH:mm:ss");
strSql.Append(" select DeviceTime, OLat, OLng, Speed, Course from ( ");
string where = " where speed > @speedfilter and deviceid=@deviceid and DeviceUTCTime>@startTimeUtc and DeviceUTCTime<@endTimeUtc";
for (int i = 0; i < days; i++)
{
string DateBase = DataBaseBefore + startTime.ToString("yyyyMM");
int TableName = Convert.ToInt32(startTime.ToString("dd"));
strSql.Append("select dateadd(HH,8,DeviceUTCTime)DeviceTime, OLat, OLng, Speed, Course from [" + DateBase + "].[dbo].[Location" + TableName + @"]");
strSql.Append(where);
if (i != days - 1)
{
strSql.Append(" union all ");
}
startTime = startTime.AddDays(1);
}
strSql.Append(" )t order by DeviceTime");
SQLServerOperating s = new SQLServerOperating();
string model = s.Select("select di.DataText from Devices d inner join Dictionary di on di.DataValue=d.Model where DeviceID=@DeviceID", new SqlParameter[] { new SqlParameter("DeviceID", deviceid) });
if (model.EndsWith("W") || model.EndsWith("WD") || model.EndsWith("WF"))
{
speedfilter = "-1";
}
SqlParameter[] pars = new SqlParameter[] {
new SqlParameter("speedfilter", speedfilter),
new SqlParameter("deviceid", deviceid),
new SqlParameter("startTimeUtc", startTimeUtc),
new SqlParameter("endTimeUtc", endTimeUtc)
};
DataTable dt = s.Selects(strSql.ToString(), pars);
//List<Dictionary<string, string>> list = new List<Dictionary<string, string>>();
Geocoding geo = new Amap();
foreach (DataRow row in dt.Rows)
{
Dictionary <string, string> dic = new Dictionary <string, string>();
foreach (DataColumn dc in dt.Columns)
{
dic[dc.ColumnName] = row[dc.ColumnName].toStringEmpty();
}
Gps gps = geo.Translate(dic["OLat"], dic["OLng"], false);
var listWhere = list.Where(l => l.ContainsValue(gps.getWgLat().ToString()) && l.ContainsValue(gps.getWgLon().ToString()));
if (listWhere.Count() > 0)
{
continue;
}
dic["OLat"] = gps.getWgLat().toStringEmpty();
dic["OLng"] = gps.getWgLon().toStringEmpty();
list.Add(dic);
}
return(Utils.ToJson(list));
}
catch (Exception ex)
{
Utils.log("GetHistoryLocus Error2:" + ex.Message + ",堆栈信息:" + ex.StackTrace + "," + deviceid + "-" + startdate + "-" + enddate);
return(Utils.ToJson(list));
}
}