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;
ingo@1871: 
ingo@1871: import java.util.List;
ingo@1871: 
ingo@1871: import org.apache.log4j.Logger;
ingo@1871: 
ingo@1871: import com.vividsolutions.jts.geom.Envelope;
ingo@1871: 
teichmann@5831: import org.dive4elements.artifactdatabase.state.DefaultOutput;
teichmann@5831: import org.dive4elements.artifactdatabase.state.Facet;
teichmann@5831: import org.dive4elements.artifactdatabase.state.State;
ingo@1871: 
teichmann@5831: import org.dive4elements.river.model.River;
teichmann@5831: import org.dive4elements.river.model.Building;
teichmann@5831: 
teichmann@5831: import org.dive4elements.river.artifacts.model.FacetTypes;
teichmann@5831: import org.dive4elements.river.artifacts.model.RiverFactory;
teichmann@5865: import org.dive4elements.river.utils.RiverUtils;
teichmann@5831: import org.dive4elements.river.utils.GeometryUtils;
ingo@1871: 
ingo@1871: 
ingo@1871: public class WMSBuildingsArtifact extends WMSDBArtifact {
ingo@1871: 
ingo@1871:     public static final String NAME = "buildings";
ingo@1871: 
ingo@1871: 
ingo@1871:     @Override
ingo@1871:     public String getName() {
ingo@1871:         return NAME;
ingo@1871:     }
ingo@1871: 
ingo@1871: 
ingo@1871:     @Override
ingo@1871:     public State getCurrentState(Object cc) {
ingo@1871:         State s = new BuildingsState(this);
ingo@1871: 
bjoern@4497:         List<Facet> fs = getFacets(getCurrentStateId());
ingo@1871: 
ingo@1871:         DefaultOutput o = new DefaultOutput(
ingo@1871:             "floodmap",
ingo@1871:             "floodmap",
ingo@1871:             "image/png",
ingo@1871:             fs,
ingo@1871:             "map");
ingo@1871: 
ingo@1871:         s.getOutputs().add(o);
ingo@1871: 
ingo@1871:         return s;
ingo@1871:     }
ingo@1871: 
ingo@1871: 
ingo@1871:     public static class BuildingsState extends WMSDBState implements FacetTypes
ingo@1871:     {
teichmann@8202:         private static final Logger log =
ingo@1871:             Logger.getLogger(BuildingsState.class);
ingo@1871: 
ingo@1871:         protected int riverId;
ingo@1871: 
ingo@1871:         public BuildingsState(WMSDBArtifact artifact) {
ingo@1871:             super(artifact);
ingo@1871:             riverId = 0;
ingo@1871:         }
ingo@1871: 
ingo@1871:         @Override
ingo@1871:         protected String getFacetType() {
ingo@1871:             return FLOODMAP_BUILDINGS;
ingo@1871:         }
ingo@1871: 
ingo@1871:         @Override
ingo@1871:         protected String getUrl() {
teichmann@5865:             return RiverUtils.getUserWMSUrl(artifact.identifier());
ingo@1871:         }
ingo@1871: 
ingo@1871:         @Override
ingo@1871:         protected String getSrid() {
ingo@1871:             River river = RiverFactory.getRiver(getRiverId());
teichmann@5865:             return RiverUtils.getRiverSrid(river.getName());
ingo@1871:         }
ingo@1871: 
ingo@1871:         @Override
ingo@3918:         protected Envelope getExtent(boolean reproject) {
aheinecke@5404:             List<Building> buildings;
aheinecke@5404:             String kind = getIdPart(2);
aheinecke@5404: 
aheinecke@5404:             if (kind != null) {
tom@8856:                 buildings = Building.getBuildings(
tom@8856:                     getRiverId(), Integer.parseInt(kind));
aheinecke@5404:             } else {
aheinecke@5404:                 buildings = Building.getBuildings(getRiverId(), name);
aheinecke@5404:             }
ingo@1871: 
ingo@1871:             Envelope max = null;
ingo@1871: 
ingo@1871:             for (Building b: buildings) {
ingo@1871:                 Envelope env = b.getGeom().getEnvelopeInternal();
ingo@1871: 
ingo@1871:                 if (max == null) {
ingo@1871:                     max = env;
ingo@1871:                     continue;
ingo@1871:                 }
ingo@1871: 
ingo@1871:                 max.expandToInclude(env);
ingo@1871:             }
sascha@3305: 
ingo@3918:             return max != null && reproject
ingo@3301:                 ? GeometryUtils.transform(max, getSrid())
ingo@3301:                 : max;
ingo@1871:         }
ingo@1871: 
ingo@1871:         @Override
ingo@1871:         protected String getFilter() {
aheinecke@5404:             // The expected id string is:
aheinecke@5404:             // river_id;layer-name;kind
aheinecke@5404: 
aheinecke@5404:             String kind = getIdPart(2);
aheinecke@5404:             if (kind != null) {
aheinecke@5404:                 // If kind is provided we filter by kind
aheinecke@5404:                 return "river_id=" + String.valueOf(getRiverId()) +
aheinecke@5404:                     " AND kind_id=" + kind;
aheinecke@5404:             }
ingo@2683:             return "river_id=" + String.valueOf(getRiverId()) +
ingo@2683:                 " AND name='" + getName() + "'";
ingo@1871:         }
ingo@1871: 
ingo@1871:         @Override
ingo@1871:         protected String getDataString() {
ingo@1871:             String srid = getSrid();
ingo@1871: 
teichmann@5865:             if (RiverUtils.isUsingOracle()) {
ingo@1871:                 return "geom FROM buildings USING SRID " + srid;
ingo@1871:             }
ingo@1871:             else {
ingo@1871:                 return "geom FROM buildings USING UNIQUE id USING SRID " + srid;
ingo@1871:             }
ingo@1871:         }
ingo@1871: 
ingo@1871:         @Override
ingo@1871:         protected String getGeometryType() {
ingo@1871:             return "LINE";
ingo@1871:         }
ingo@1871:     } // end of WMSKmState
ingo@1871: }
ingo@1871: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :