public const int MAX_POLYGON_INDICES = 32; //TODO probably would be better in config file or some constants file
/// <summary>
/// Constructor for creating a polygon with specified geo points.
/// </summary>
/// <param name="points">Array of geo points fof which the polygon consists.</param>
public Polygon(GeoPoint[] points)
{
if (points.Length > MAX_POLYGON_INDICES)
{
throw new ArgumentException("Too many geopoints for polygon");
}
geoPoints_ = new RepeatedField <GeoPoint>();
GeoPoints.AddRange(points);
}
/// <summary>
/// 向数据库添加点数据
/// </summary>
public static bool ImportSFCLSData(DataTable dataTable, string className)
{
DataBase gdb = DataBase.OpenByURL("GDBP://MapGisLocal/Templates");
//打开简单要素类
SFeatureCls sfcls = gdb.GetXClass(XClsType.SFCls) as SFeatureCls;
bool op = sfcls.Open(className, 0);
GeoPoints pnts = null;
Dot3D newdot = new Dot3D();
//PntInfo pntInfo = new PntInfo();
int i = 0;
foreach (DataRow dr in dataTable.Rows)
{
double.TryParse(dr["x 坐标"].ToString(), out double x);
double.TryParse(dr["y 坐标"].ToString(), out double y);
//点要素坐标
newdot.X = y;
newdot.Y = x;
newdot.Z = 0;
pnts = new GeoPoints();
pnts.Append(newdot);
Record rcd = new Record();
Fields Flds = sfcls.Fields;
if (Flds == null)
{
return(false);
}
PntInfo pntInfo = new PntInfo();
//点参数
pntInfo.LibID = 0;
pntInfo.SymID = 1;
pntInfo.Width = 10;
pntInfo.Height = 10;
rcd.Fields = Flds;
//设置属性字段的值
rcd.set_FldVal(1, (i++).ToString());
rcd.set_FldVal(2, dr["车牌"].ToString());
string time = dr["时间"].ToString().Replace('T', ' ');
rcd.set_FldVal(3, time);
rcd.set_FldVal(4, time);
rcd.set_FldVal(5, x);
rcd.set_FldVal(6, y);
//添加点要素
long oid = sfcls.Append(pnts, rcd, pntInfo);
}
Debug.WriteLine("Done.");
return(true);
}
public LocationAverager()
{
Positions = new GeoPoints();
}
/// <summary>
/// Setter for setting geo points to a polygon.
/// </summary>
/// <param name="points">Array of geo points.</param>
public void SetGeoPoints(GeoPoint[] points)
{
GeoPoints.Clear();
GeoPoints.AddRange(points);
}
/// <summary>
/// Getter for getting geo points of a polygon.
/// </summary>
/// <returns>Array of geo points.</returns>
public GeoPoint[] GetGeoPoints()
{
return(GeoPoints.ToArray());
}
public void ClearPoints()
{
GeoPoints?.Clear();
GeoPoints = null;
}
public IActionResult GetDistance(GeoPoints model)
{
// publish message
_manager.Publish(model, "RabbitMQ", "fanout", "RabbitMQ");
return(Ok("Distance inserted, you can check GetAllDistances"));
}
