public static List <UtmSheet> GetIndexSheets(BoundingBox geographicIntersectRegion, UtmIndexType type, int utmZone)
{
switch (type)
{
case UtmIndexType.Ncc2kBlock:
return(GetIndexSheets(geographicIntersectRegion, _2kUtmBlockWidth, _2kUtmBlockHeight, UtmIndexType.Ncc2kBlock, utmZone));
case UtmIndexType.Ncc2kSheet:
return(GetIndexSheets(geographicIntersectRegion, _2kUtmSheetWidth, _2kUtmSheetHeight, UtmIndexType.Ncc2kSheet, utmZone));
case UtmIndexType.Ncc1k:
return(GetIndexSheets(geographicIntersectRegion, _1kUtmSheetWidth, _1kUtmSheetHeight, UtmIndexType.Ncc1k, utmZone));
case UtmIndexType.Ncc500:
return(GetIndexSheets(geographicIntersectRegion, _500UtmSheetWidth, _500UtmSheetHeight, UtmIndexType.Ncc500, utmZone));
default:
throw new NotImplementedException();
}
}
private static List <UtmSheet> GetIndexSheets(BoundingBox geographicIntersectRegion, double utmWidth, double utmHeight, UtmIndexType type, int utmZone)
{
var geoBound = BoundingBoxHelper.UtmMbbToGeodeticWgs84Mbb(_2kUtmBoudingBox, utmZone)
.Intersect(geographicIntersectRegion);
List <UtmSheet> result = new List <UtmSheet>();
if (geoBound.IsNaN())
{
return(result);
}
var utmBound = BoundingBoxHelper.GeodeticWgs84MbbToUtmMbb(geoBound, utmZone)
.Intersect(_2kUtmBoudingBox);
if (utmBound.IsNaN())
{
return(result);
}
int iStart = (int)Math.Floor((utmBound.XMin - _2kUtmXmin) / utmWidth);
int iEnd = (int)Math.Ceiling((utmBound.XMax - _2kUtmXmin) / utmWidth);
int jStart = (int)Math.Floor((utmBound.YMin - _2kUtmYmin) / utmHeight);
int jEnd = (int)Math.Ceiling((utmBound.YMax - _2kUtmYmin) / utmHeight);
for (int i = iStart; i < iEnd; i++)
{
for (int j = jStart; j < jEnd; j++)
{
var startX = _2kUtmXmin + i * utmWidth;
var startY = _2kUtmYmin + j * utmHeight;
result.Add(UtmSheet.Create(new BoundingBox(startX, startY, startX + utmWidth, startY + utmHeight), type, utmZone));
}
}
return(result);
}
//private static string Get2kBlockSheetName(double minUtmX, double maxUtmY)
//{
// // A B C ... T U
// //1
// //2
// //.
// //.
// //70
// //****************************
// var column = ((int)Math.Round((minUtmX - _2kUtmBoudingBox.XMin) / _2kUtmBlockWidth)).Number2String(true);
// var row = Math.Round((_2kUtmBoudingBox.YMax - maxUtmY) / _2kUtmBlockHeight);
// return $"{column}{row.ToString("00")}";
//}
public static UtmSheet GetIndexSheet(double longitude, double latitude, int utmZone, UtmIndexType type)
{
switch (type)
{
case UtmIndexType.Ncc2kBlock:
return(UtmSheet.Create2kUtmBlock(longitude, latitude, utmZone));
case UtmIndexType.Ncc2kSheet:
return(UtmSheet.Create2kUtmSheet(longitude, latitude, utmZone));
case UtmIndexType.Ncc1k:
return(UtmSheet.Create1kUtmSheet(longitude, latitude, utmZone));
case UtmIndexType.Ncc500:
return(UtmSheet.Create500UtmSheet(longitude, latitude, utmZone));
default:
throw new NotImplementedException();
}
}