+ /**
+ * @return selected distance limit in km, or 0.0
+ */
+ protected double getDistanceLimitKilometres()
+ {
+ return Distance.convertRadiansToDistance(getDistanceLimitRadians(), UnitSetLibrary.UNITS_KILOMETRES);
+ }
+
+ /**
+ * @return true if "halves" option was selected
+ */
+ protected boolean isHalvesSelected() {
+ return _halvesRadio != null && _halvesRadio.isSelected();
+ }
+