org.geolatte.geom.crs.trans.EnvelopeTransform Maven / Gradle / Ivy

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This geoLatte-geom library offers a geometry model that conforms to the OGC Simple Features for SQL specification.

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package org.geolatte.geom.crs.trans;

import org.geolatte.geom.Envelope;
import org.geolatte.geom.Position;
import org.geolatte.geom.crs.CoordinateReferenceSystem;

/**
 * Created by Karel Maesen, Geovise BVBA on 2019-03-28.
 */
public class EnvelopeTransform {

    final private TransformOperation operation;

    public EnvelopeTransform(TransformOperation operation) {
        this.operation = operation;

    }

    public Envelope forward(Envelope
 envelope) {
        P ll = envelope.lowerLeft();
        P ur = envelope.upperRight();
        Q tll = operation.forward(ll);
        Q tur = operation.forward(ur);
        return new Envelope<>(tll, tur, operation.getTarget());
    }

    public Envelope reverse(Envelope envelope) {
        Q ll = envelope.lowerLeft();
        Q ur = envelope.upperRight();
        P tll = operation.reverse(ll);
        P tur = operation.reverse(ur);
        return new Envelope<>(tll, tur, operation.getSource());
    }

}