+++ /dev/null
-package tim.prune.function.srtm;
-
-import tim.prune.data.Coordinate;
-import tim.prune.data.DataPoint;
-
-/**
- * Class to represent a single tile of Srtm data, from a single hgt.zip file
- */
-public class SrtmTile
-{
- /** Latitude in degrees north/south */
- private int _latitude = 0;
- /** Longitude in degrees east/west */
- private int _longitude = 0;
-
- /**
- * Constructor working out the tile for a single point
- * @param inPoint data point
- */
- public SrtmTile(DataPoint inPoint)
- {
- Coordinate latitude = inPoint.getLatitude();
- _latitude = (int) Math.floor(latitude.getDouble());
- Coordinate longitude = inPoint.getLongitude();
- _longitude = (int) Math.floor(longitude.getDouble());
- }
-
- /**
- * Constructor working out the tile for a single point
- * @param inLatitude latitude in degrees
- * @param inLongitude longitude in degrees
- */
- public SrtmTile(int inLatitude, int inLongitude)
- {
- _latitude = inLatitude;
- _longitude = inLongitude;
- }
-
- /**
- * Check for equality
- * @param inOther other tile object
- * @return true if both represent same tile
- */
- public boolean equals(SrtmTile inOther)
- {
- return (_latitude == inOther._latitude) && (_longitude == inOther._longitude);
- }
-
- /** @return latitude as int */
- public int getLatitude() {
- return _latitude;
- }
-
- /** @return longitude as int */
- public int getLongitude() {
- return _longitude;
- }
-
- /**
- * @return filename of tile
- */
- public String getTileName()
- {
- return (_latitude >= 0?"N":"S")
- + (Math.abs(_latitude) < 10?"0":"")
- + Math.abs(_latitude)
- + (_longitude >= 0?"E":"W")
- + (Math.abs(_longitude) < 100?"0":"")
- + (Math.abs(_longitude) < 10?"0":"")
- + Math.abs(_longitude)
- + ".hgt.zip";
- }
-}