//---------------------------------------------------------------------
/// <summary>
/// Checks whether Icc data is avaliable.
/// </summary>
/// <param name="p">
/// The included point.
/// </param>
/// <returns>
/// TRUE if there is avaliable data.
/// Otherwise, FALSE.
/// </returns>
//---------------------------------------------------------------------
private static bool couldBeICCInfo(Point p)
{
//TODO:: Hemisphere issues?
HayPoint hayPoint = new HayPoint(p.toWgs());
double utmX = hayPoint.getUtmX();
double utmY = hayPoint.getUtmY();
if (utmX > Icc.MINHAYUTMX && utmX < Icc.MAXHAYUTMX && utmY > Icc.MINHAYUTMY && utmY < Icc.MAXHAYUTMY)
{
return(true);
}
else
{
return(false);
}
}
//---------------------------------------------------------------------
/// <summary>
/// Checks whether Icc data is avaliable.
/// </summary>
/// <param name="p">
/// The included point.
/// </param>
/// <returns>
/// TRUE if there is avaliable data.
/// Otherwise, FALSE.
/// </returns>
//---------------------------------------------------------------------
private static bool couldBeICCInfo(Point p)
{
//TODO:: Hemisphere issues?
HayPoint hayPoint = new HayPoint(p.toWgs());
double utmX = hayPoint.getUtmX();
double utmY = hayPoint.getUtmY();
if (utmX > Icc.MINHAYUTMX && utmX < Icc.MAXHAYUTMX && utmY > Icc.MINHAYUTMY && utmY < Icc.MAXHAYUTMY)
return true;
else
return false;
}
//---------------------------------------------------------------------
/// <summary>
/// Builds the specified file path.
/// </summary>
/// <param name="p">The included waypoint.</param>
/// <param name="demType">The DEM type</param>
/// <returns>The file path(s)</returns>
//---------------------------------------------------------------------
private static string buildPath(Point p, DemType demType)
{
string path = string.Empty;
HayPoint hayPoint = new HayPoint(p.toWgs());
WgsPoint wgsPoint = p.toWgs();
if (demType == DemType.Icc)
{
if (couldBeICCInfo(p))
{
if (hayPoint.getUtmX() <
(Icc.MAXHAYUTMX + Icc.MINHAYUTMX) / 2)
path = Icc.PATHWEST;
else
path = Icc.PATHEAST;
}
else
path = string.Empty;
}
else if (demType == DemType.Srtm3)
{
int lon = Convert.ToInt32(Math.Floor(wgsPoint.getLongitude()));
int lat = Convert.ToInt32(Math.Floor(wgsPoint.getLatitude()));
if (lat < 0)
path += "S";
else
path += "N";
if (Math.Abs(lat) < 10)
path += "0" + Math.Abs(lat);
else
path += Math.Abs(lat);
if (lon < 0)
path += "W";
else
path += "E";
if (Math.Abs(lon) < 10)
path += "00" + Math.Abs(lon);
else if (Math.Abs(lon) < 100)
path += "0" + Math.Abs(lon);
else
path += Math.Abs(lon);
path += ".hgt";
}
else if (demType == DemType.Srtm30)
{
int lon = Convert.ToInt32(Math.Floor(wgsPoint.getLongitude()));
int lat = Convert.ToInt32(Math.Floor(wgsPoint.getLatitude()));
if (lat > -60)
{
if (lon < -140)
path += "w180";
else if (lon < -100)
path += "w140";
else if (lon < -60)
path += "w100";
else if (lon < -20)
path += "w060";
else if (lon < 20)
path += "w020";
else if (lon < 60)
path += "e020";
else if (lon < 100)
path += "e060";
else if (lon < 140)
path += "e100";
else
path += "e140";
}
else
{
if(lon < -120)
path += "w180";
else if(lon < -60)
path += "w120";
else if(lon < 0)
path += "w060";
else if(lon < 60)
path += "e000";
else if(lon < 120)
path += "e060";
else
path += "e120";
}
if (lat < -60)
path += "s60";
else if (lat < -10)
path += "s10";
else if (lat < 40)
path += "n40";
else
path += "n90";
path += ".dem";
}
return path;
}
//---------------------------------------------------------------------
/// <summary>
/// Builds the specified file path.
/// </summary>
/// <param name="p">The included waypoint.</param>
/// <param name="demType">The DEM type</param>
/// <returns>The file path(s)</returns>
//---------------------------------------------------------------------
private static string buildPath(Point p, DemType demType)
{
string path = string.Empty;
HayPoint hayPoint = new HayPoint(p.toWgs());
WgsPoint wgsPoint = p.toWgs();
if (demType == DemType.Icc)
{
if (couldBeICCInfo(p))
{
if (hayPoint.getUtmX() <
(Icc.MAXHAYUTMX + Icc.MINHAYUTMX) / 2)
{
path = Icc.PATHWEST;
}
else
{
path = Icc.PATHEAST;
}
}
else
{
path = string.Empty;
}
}
else if (demType == DemType.Srtm3)
{
int lon = Convert.ToInt32(Math.Floor(wgsPoint.getLongitude()));
int lat = Convert.ToInt32(Math.Floor(wgsPoint.getLatitude()));
if (lat < 0)
{
path += "S";
}
else
{
path += "N";
}
if (Math.Abs(lat) < 10)
{
path += "0" + Math.Abs(lat);
}
else
{
path += Math.Abs(lat);
}
if (lon < 0)
{
path += "W";
}
else
{
path += "E";
}
if (Math.Abs(lon) < 10)
{
path += "00" + Math.Abs(lon);
}
else if (Math.Abs(lon) < 100)
{
path += "0" + Math.Abs(lon);
}
else
{
path += Math.Abs(lon);
}
path += ".hgt";
}
else if (demType == DemType.Srtm30)
{
int lon = Convert.ToInt32(Math.Floor(wgsPoint.getLongitude()));
int lat = Convert.ToInt32(Math.Floor(wgsPoint.getLatitude()));
if (lat > -60)
{
if (lon < -140)
{
path += "w180";
}
else if (lon < -100)
{
path += "w140";
}
else if (lon < -60)
{
path += "w100";
}
else if (lon < -20)
{
path += "w060";
}
else if (lon < 20)
{
path += "w020";
}
else if (lon < 60)
{
path += "e020";
}
else if (lon < 100)
{
path += "e060";
}
else if (lon < 140)
{
path += "e100";
}
else
{
path += "e140";
}
}
else
{
if (lon < -120)
{
path += "w180";
}
else if (lon < -60)
{
path += "w120";
}
else if (lon < 0)
{
path += "w060";
}
else if (lon < 60)
{
path += "e000";
}
else if (lon < 120)
{
path += "e060";
}
else
{
path += "e120";
}
}
if (lat < -60)
{
path += "s60";
}
else if (lat < -10)
{
path += "s10";
}
else if (lat < 40)
{
path += "n40";
}
else
{
path += "n90";
}
path += ".dem";
}
return(path);
}