public void Load(IPersistStream stream)
{
_ID = (string)stream.Load("id", "custom");
_description = (string)stream.Load("description", "");
_params = (string)stream.Load("params", "");
_datum = stream.Load("GeodeticDatum", null, new GeodeticDatum()) as GeodeticDatum;
_sParams.SetMembers(this.Parameters);
}
public SpatialReference(string name, string description, string param, IGeodeticDatum datum)
{
_ID = name;
_description = description;
this.Parameters = param.Split(' ');
if (datum != null)
{
_datum = datum;
}
_sParams.SetMembers(this.Parameters);
}
public SpatialReference(string name, IGeodeticDatum datum)
{
_ID = name;
ProjDB db = new ProjDB();
this.Parameters = db.GetParameters(_ID).Split(' ');
_description = db.GetDescription(_ID);
db.Dispose();
_datum = datum;
_sParams.SetMembers(this.Parameters);
}
private void btnOK_Click(object sender, System.EventArgs e)
{
if (listView1.SelectedItems.Count == 0)
{
return;
}
ListViewItem item = listView1.SelectedItems[0];
switch (_table)
{
case ProjDBTables.projs:
_spatialRef = new SpatialReference(item.Text);
break;
case ProjDBTables.datums:
_datum = new GeodeticDatum(item.Text);
break;
}
}
private void btnGetSys_Click(object sender, System.EventArgs e)
{
FormSpatialReferenceSystems dlg = new FormSpatialReferenceSystems(ProjDBTables.projs);
if (dlg.ShowDialog() == DialogResult.OK)
{
if (dlg.SpatialRefererence != null)
{
IGeodeticDatum datum = null;
if (_sRef != null)
{
datum = _sRef.Datum;
}
_sRef = dlg.SpatialRefererence;
if (datum != null)
{
_sRef.Datum = datum;
}
MakeGUI();
}
}
}
/// <summary>
/// 初始化大地参考系。
/// </summary>
/// <param name="coordSys">坐标系统</param>
/// <param name="datum">基准</param>
/// <param name="name">名称</param>
public GeodeticCrs(ICoordinateSystem coordSys, IGeodeticDatum datum, string name = null)
: base(coordSys, datum, name)
{
}
