teichmann@5863: /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
teichmann@5863:  * Software engineering by Intevation GmbH
teichmann@5863:  *
teichmann@5994:  * This file is Free Software under the GNU AGPL (>=v3)
teichmann@5863:  * and comes with ABSOLUTELY NO WARRANTY! Check out the
teichmann@5994:  * documentation coming with Dive4Elements River for details.
teichmann@5863:  */
teichmann@5863: 
teichmann@5831: package org.dive4elements.river.artifacts.states;
felix@2251: 
teichmann@5867: import org.dive4elements.river.artifacts.D4EArtifact;
sascha@2254: 
tom@8765: import org.dive4elements.river.artifacts.access.RiverAccess;
felix@2251: 
felix@2251: 
felix@2251: /**
felix@2306:  * Get me a double (km).
felix@2251:  */
felix@2251: public class EnterLocationState extends InputDoubleState {
felix@2251: 
felix@2306:     /** Provoke this kind of provider in the UI. */
felix@2251:     @Override
felix@2251:     protected String getUIProvider() {
felix@2251:         return "location_panel";
felix@2251:     }
felix@2251: 
felix@2251: 
felix@2306:     /** Allow from min km of river. */
felix@2251:     @Override
teichmann@5867:     protected Object getLower(D4EArtifact flys) {
tom@8765:         double[] lowerUpper = new RiverAccess(flys).getRiver()
tom@8765:             .determineMinMaxDistance();
felix@2251: 
felix@2251:         return lowerUpper != null
felix@2251:             ? lowerUpper[0]
felix@2251:             : 0;
felix@2251:     }
felix@2251: 
felix@2251: 
felix@2306:     /** Allow to max km of river. */
felix@2251:     @Override
teichmann@5867:     protected Object getUpper(D4EArtifact flys) {
tom@8765:         double[] lowerUpper = new RiverAccess(flys).getRiver()
tom@8765:             .determineMinMaxDistance();
felix@2251: 
felix@2251:         return lowerUpper != null
felix@2251:             ? lowerUpper[1]
felix@2251:             : 0;
felix@2251:     }
felix@2251: }
felix@2251: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :