public void InsertTrajectories(GPSTrajectory traj)
{
int userid = traj.UserID;
if (usersTrajectoriesDictionary.IndexOfKey(userid) == -1)
{
usersTrajectoriesDictionary[userid] = new List <int> ();
}
usersTrajectoriesDictionary[userid].Add(gpsTrajectoriesData.Count);
gpsTrajectoriesData.Add(traj);
}
public static GPSTrajectory LineStringToGPSTrajectory(int id, LineString ls, int[] times)
{
if (ls.Count != times.Length)
{
throw new InvalidOperationException("输入的点数和时间数不一致");
}
GPSTrajectory gt = new GPSTrajectory(id);
for (int i = 0; i < times.Length; i++)
{
gt.AddPoint(ls[i].X, ls[i].Y, times[i]);
}
return(gt);
}