public Tuple <int, double> CalcAltitude(double latitude, double longitude)
{
int meshId;
float altitude;
var selectedRows = Altitude10MMeshRegisteredDao.GetAltitude(latitude, longitude).Select(null);
//_registeredTable.AsEnumerable()
//.Where(row => row.Field<double>("lower_latitude") <= latitude
// && row.Field<double>("upper_latitude") > latitude
// && row.Field<double>("lower_longitude") <= longitude
// && row.Field<double>("upper_longitude") > longitude)
//.ToArray();
//メッシュ登録済み
if (selectedRows.Length > 0)
{
altitude = selectedRows[0].Field <Single>(Altitude10MMeshRegisteredDao.ColumnAltitude);
meshId = selectedRows[0].Field <int>(Altitude10MMeshRegisteredDao.ColumnMeshId);
}
else //登録されていないメッシュ
{
//登録用のIDを取得
meshId = Altitude10MMeshRegisteredDao.GetMaxMeshId() + 1;
var altitudeDatum = Altitude10MMeshDao.Get(latitude, longitude);
//標高データが存在しなかった場合
if (altitudeDatum.Altitude == null)
{
//登録せず標高を-999とする
altitude = -999;
meshId = -1;
}
else
{
altitude = altitudeDatum.Altitude.Value;
//標高データ修正テーブル
Altitude10MMeshRegisteredDao.Insert(meshId, altitudeDatum);
////データテーブルに新しい標高データを登録
//DataRow newrow = _registeredTable.NewRow();
//newrow.SetField(Altitude10MMeshRegisteredDao.ColumnMeshId, meshId);
//newrow.SetField(Altitude10MMeshRegisteredDao.ColumnLowerLatitude, altitudeDatum.LowerLatitude);
//newrow.SetField(Altitude10MMeshRegisteredDao.ColumnLowerLongitude, altitudeDatum.LowerLongitude);
//newrow.SetField(Altitude10MMeshRegisteredDao.ColumnUpperLatitude, altitudeDatum.UpperLatitude);
//newrow.SetField(Altitude10MMeshRegisteredDao.ColumnUpperLongitude, altitudeDatum.UpperLongitude);
//newrow.SetField(Altitude10MMeshRegisteredDao.ColumnAltitude, altitudeDatum.Altitude);
//_registeredTable.Rows.Add(newrow);
}
}
return(new Tuple <int, double>(meshId, altitude));
}
public static AltitudeCalculator GetInstance()
{
if (_instance == null)
{
_instance = new AltitudeCalculator
{
_registeredTable = Altitude10MMeshRegisteredDao.Get()
}
}
;
return(_instance);
}