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package cgeo.geocaching.apps.cache.navi;
import cgeo.geocaching.IGeoData;
import cgeo.geocaching.cgCache;
import cgeo.geocaching.cgWaypoint;
import cgeo.geocaching.geopoint.Geopoint;
import android.app.Activity;
/**
* navigation app for simple point navigation (no differentiation between cache/waypoint/point)
*
* @author bananeweizen
*
*/
abstract class AbstractPointNavigationApp extends AbstractNavigationApp {
protected AbstractPointNavigationApp(String name, String intent) {
super(name, intent);
}
protected AbstractPointNavigationApp(String name, String intent, String packageName) {
super(name, intent, packageName);
}
@Override
public final boolean invoke(IGeoData geo, Activity activity, cgCache cache, cgWaypoint waypoint, Geopoint coords) {
if (cache == null && waypoint == null && coords == null) {
return false;
}
try {
if (isInstalled(activity)) {
final Geopoint point = getCoordinates(cache, waypoint, coords);
if (point != null) {
navigate(activity, point);
return true;
}
}
} catch (Exception e) {
// nothing
}
return false;
}
protected abstract void navigate(Activity activity, Geopoint point);
private static Geopoint getCoordinates(cgCache cache, cgWaypoint waypoint, Geopoint coords) {
if (cache != null && cache.getCoords() != null) {
return cache.getCoords();
}
else if (waypoint != null && waypoint.getCoords() != null) {
return waypoint.getCoords();
}
return coords;
}
}
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