package de.intevation.flys.artifacts.model.minfo;

import de.intevation.artifacts.Artifact;
import de.intevation.artifacts.CallContext;
import de.intevation.flys.artifacts.FlowVelocityMeasurementArtifact;
import de.intevation.flys.artifacts.model.BlackboardDataFacet;
import de.intevation.flys.artifacts.model.FacetTypes;


/** Facet to show measured flow velocity. */
public class FlowVelocityMeasurementFacet
extends      BlackboardDataFacet
implements   FacetTypes {

    public FlowVelocityMeasurementFacet(String description) {
        this(FLOW_VELOCITY_MEASUREMENT, description);
    }


    public FlowVelocityMeasurementFacet(String name, String description) {
        this.name = name;
        this.description = description;
        this.index = 0;
    }


    /**
     * Returns the data this facet requires.
     *
     * @param artifact the owner artifact.
     * @param context  the CallContext (ignored).
     *
     * @return the data.
     */
    @Override
    public Object getData(Artifact artifact, CallContext context) {
        FlowVelocityMeasurementArtifact staticData =
            (FlowVelocityMeasurementArtifact) artifact;
        //TODO: impl like return staticData.getVelocity();
        return null;
    }


    /**
     * Create a deep copy of this Facet.
     * @return a deep copy.
     */
    @Override
    public FlowVelocityMeasurementFacet deepCopy() {
        FlowVelocityMeasurementFacet copy = new FlowVelocityMeasurementFacet(description);
        copy.set(this);
        return copy;
    }
}
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