view flys-artifacts/src/main/java/de/intevation/flys/artifacts/WMSBuildingsArtifact.java @ 5627:2d9eb188fa51

Flys Issue 759 write longer strings and explicitly break the lines This makes the dem hover item layout more robust as it works with different string lengths
author Andre Heinecke <aheinecke@intevation.de>
date Wed, 10 Apr 2013 10:25:33 +0200
parents 08262e0ce57a
children
line wrap: on
line source
package de.intevation.flys.artifacts;

import java.util.List;

import org.w3c.dom.Document;

import org.apache.log4j.Logger;

import com.vividsolutions.jts.geom.Envelope;

import de.intevation.artifacts.ArtifactFactory;
import de.intevation.artifacts.CallMeta;

import de.intevation.artifactdatabase.state.DefaultOutput;
import de.intevation.artifactdatabase.state.Facet;
import de.intevation.artifactdatabase.state.State;

import de.intevation.flys.model.River;
import de.intevation.flys.model.Building;

import de.intevation.flys.artifacts.model.FacetTypes;
import de.intevation.flys.artifacts.model.RiverFactory;
import de.intevation.flys.utils.FLYSUtils;
import de.intevation.flys.utils.GeometryUtils;


public class WMSBuildingsArtifact extends WMSDBArtifact {

    public static final String NAME = "buildings";


    private static final Logger logger =
        Logger.getLogger(WMSBuildingsArtifact.class);


    @Override
    public void setup(
        String          identifier,
        ArtifactFactory factory,
        Object          context,
        CallMeta        callMeta,
        Document        data)
    {
        logger.debug("WMSBuildingsArtifact.setup");

        super.setup(identifier, factory, context, callMeta, data);
    }


    @Override
    public String getName() {
        return NAME;
    }


    @Override
    public State getCurrentState(Object cc) {
        State s = new BuildingsState(this);

        List<Facet> fs = getFacets(getCurrentStateId());

        DefaultOutput o = new DefaultOutput(
            "floodmap",
            "floodmap",
            "image/png",
            fs,
            "map");

        s.getOutputs().add(o);

        return s;
    }


    public static class BuildingsState extends WMSDBState implements FacetTypes
    {
        private static final Logger logger =
            Logger.getLogger(BuildingsState.class);

        protected int riverId;

        public BuildingsState(WMSDBArtifact artifact) {
            super(artifact);
            riverId = 0;
        }

        @Override
        protected String getFacetType() {
            return FLOODMAP_BUILDINGS;
        }

        @Override
        protected String getUrl() {
            return FLYSUtils.getUserWMSUrl(artifact.identifier());
        }

        @Override
        protected String getSrid() {
            River river = RiverFactory.getRiver(getRiverId());
            return FLYSUtils.getRiverSrid(river.getName());
        }

        @Override
        protected Envelope getExtent(boolean reproject) {
            List<Building> buildings;
            String kind = getIdPart(2);

            if (kind != null) {
                buildings = Building.getBuildings(getRiverId(), Integer.parseInt(kind));
            } else {
                buildings = Building.getBuildings(getRiverId(), name);
            }

            Envelope max = null;

            for (Building b: buildings) {
                Envelope env = b.getGeom().getEnvelopeInternal();

                if (max == null) {
                    max = env;
                    continue;
                }

                max.expandToInclude(env);
            }

            return max != null && reproject
                ? GeometryUtils.transform(max, getSrid())
                : max;
        }

        @Override
        protected String getFilter() {
            // The expected id string is:
            // river_id;layer-name;kind

            String kind = getIdPart(2);
            if (kind != null) {
                // If kind is provided we filter by kind
                return "river_id=" + String.valueOf(getRiverId()) +
                    " AND kind_id=" + kind;
            }
            return "river_id=" + String.valueOf(getRiverId()) +
                " AND name='" + getName() + "'";
        }

        @Override
        protected String getDataString() {
            String srid = getSrid();

            if (FLYSUtils.isUsingOracle()) {
                return "geom FROM buildings USING SRID " + srid;
            }
            else {
                return "geom FROM buildings USING UNIQUE id USING SRID " + srid;
            }
        }

        @Override
        protected String getGeometryType() {
            return "LINE";
        }
    } // end of WMSKmState
}
// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :

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