package com.bbn.openmap.util.coordFormatter;
/**
* Copyright NAVICON A/S
* com@navicon.dk
*
* Formats a string to represent DMS for lat/lon information.
*/
import java.text.NumberFormat;
import com.bbn.openmap.LatLonPoint;
public class DMSCoordInfoFormatter extends BasicCoordInfoFormatter {
public DMSCoordInfoFormatter() {}
public String createCoordinateInformationLine(int x, int y,
LatLonPoint llp, Object source) {
if (llp != null) {
return "Cursor Position (" + formatLatitude(llp.getLatitude())
+ ", " + formatLongitude(llp.getLongitude()) + ")";
} else {
return "Lat, Lon (" + "?" + ", " + "?" + ")";
}
}
public static String formatLatitude(float latitude) {
return formatDegreesMinutes(latitude, 2, latitude < 0 ? "S" : "N");
}
public static String formatLongitude(float longitude) {
return formatDegreesMinutes(longitude, 3, longitude < 0 ? "W" : "E");
}
public static String formatDegreesMinutes(double value, int integerDigits,
String semisphere) {
double valueAbs = Math.abs(value);
int degrees = (int) valueAbs;
double minutes = (valueAbs - degrees) * 60.0;
NumberFormat nf = NumberFormat.getInstance();
nf.setGroupingUsed(false);
nf.setMinimumIntegerDigits(integerDigits);
nf.setMaximumIntegerDigits(integerDigits);
String strDegrees = nf.format(degrees);
nf.setMinimumIntegerDigits(2);
nf.setMaximumIntegerDigits(2);
nf.setMinimumFractionDigits(3);
nf.setMaximumFractionDigits(3);
String strMinutes = nf.format(minutes);
return strDegrees + DEGREE_SIGN + strMinutes + "'" + semisphere;
}
}