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package cgeo.geocaching.geopoint;
import java.util.Locale;
/**
* Formatting of Geopoint.
*/
public class GeopointFormatter
{
/**
* Predefined formats.
*/
public static enum Format {
/** Example: "10,123456 -0,123456" */
LAT_LON_DECDEGREE,
/** Example: "10.123456,-0.123456" (unlocalized) */
LAT_LON_DECDEGREE_COMMA,
/** Example: "N 10° 12,345 · W 5° 12,345" */
LAT_LON_DECMINUTE,
/** Example: "N 10° 12.345 W 5° 12.345" */
LAT_LON_DECMINUTE_RAW,
/** Example: "N 10° 12' 34" W 5° 12' 34"" */
LAT_LON_DECSECOND,
/** Example: "-0.123456" (unlocalized latitude) */
LAT_DECDEGREE_RAW,
/** Example: "N 10° 12,345" */
LAT_DECMINUTE,
/** Example: "N 10 12,345" */
LAT_DECMINUTE_RAW,
/** Example: "-0.123456" (unlocalized longitude) */
LON_DECDEGREE_RAW,
/** Example: "W 5° 12,345" */
LON_DECMINUTE,
/** Example: "W 5 12,345" */
LON_DECMINUTE_RAW;
}
/**
* Formats a Geopoint.
*
* @param gp
* the Geopoint to format
* @param format
* one of the predefined formats
* @return the formatted coordinates
*/
public static String format(final Format format, final Geopoint gp)
{
final double latSigned = gp.getLatitude();
final double lonSigned = gp.getLongitude();
final double lat = Math.abs(latSigned);
final double lon = Math.abs(lonSigned);
final double latFloor = Math.floor(lat);
final double lonFloor = Math.floor(lon);
final double latMin = (lat - latFloor) * 60;
final double lonMin = (lon - lonFloor) * 60;
final double latMinFloor = Math.floor(latMin);
final double lonMinFloor = Math.floor(lonMin);
final double latSec = (latMin - latMinFloor) * 60;
final double lonSec = (lonMin - lonMinFloor) * 60;
final char latDir = latSigned < 0 ? 'S' : 'N';
final char lonDir = lonSigned < 0 ? 'W' : 'E';
switch (format) {
case LAT_LON_DECDEGREE:
return String.format("%.6f %.6f", latSigned, lonSigned);
case LAT_LON_DECDEGREE_COMMA:
return String.format((Locale) null, "%.6f,%.6f", latSigned, lonSigned);
case LAT_LON_DECMINUTE:
return String.format("%c %02.0f° %06.3f · %c %03.0f° %06.3f",
latDir, latFloor, latMin, lonDir, lonFloor, lonMin);
case LAT_LON_DECMINUTE_RAW:
return String.format((Locale) null, "%c %02.0f° %06.3f %c %03.0f° %06.3f",
latDir, latFloor, latMin, lonDir, lonFloor, lonMin);
case LAT_LON_DECSECOND:
return String.format("%c %02.0f° %02.0f' %06.3f\" · %c %03.0f° %02.0f' %06.3f\"",
latDir, latFloor, latMinFloor, latSec, lonDir, lonFloor, lonMinFloor, lonSec);
case LAT_DECDEGREE_RAW:
return String.format((Locale) null, "%.6f", latSigned);
case LAT_DECMINUTE:
return String.format("%c %02.0f° %06.3f", latDir, latFloor, latMin);
case LAT_DECMINUTE_RAW:
return String.format("%c %02.0f %06.3f", latDir, latFloor, latMin);
case LON_DECDEGREE_RAW:
return String.format((Locale) null, "%.6f", lonSigned);
case LON_DECMINUTE:
return String.format("%c %03.0f° %06.3f", lonDir, lonFloor, lonMin);
case LON_DECMINUTE_RAW:
return String.format("%c %03.0f %06.3f", lonDir, lonFloor, lonMin);
}
// Keep the compiler happy even though it cannot happen
return null;
}
}
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