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A Java mapping for the OGC Geography Markup Language (GML)

There is a newer version: 1.1.2

/*
 * gml-objects - A Java mapping for the OGC Geography Markup Language (GML)
 * https://github.com/xmlobjects/gml-objects
 *
 * Copyright 2019-2024 Claus Nagel 
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.xmlobjects.gml.model.geometry.primitives;

import org.xmlobjects.gml.model.geometry.DirectPositionList;
import org.xmlobjects.gml.model.geometry.GeometricPositionList;

import java.util.Collections;
import java.util.List;

public class LineStringSegment extends AbstractCurveSegment {
    private GeometricPositionList controlPoints;

    public LineStringSegment() {
    }

    public LineStringSegment(GeometricPositionList controlPoints) {
        setControlPoints(controlPoints);
    }

    public LineStringSegment(DirectPositionList posList) {
        this(new GeometricPositionList(posList));
    }

    public GeometricPositionList getControlPoints() {
        if (controlPoints == null)
            controlPoints = asChild(new GeometricPositionList());

        return controlPoints;
    }

    public boolean isSetControlPoints() {
        return controlPoints != null;
    }

    public void setControlPoints(GeometricPositionList controlPoints) {
        this.controlPoints = asChild(controlPoints);
    }

    public CurveInterpolation getInterpolation() {
        return CurveInterpolation.LINEAR;
    }

    @Override
    public List toCoordinateList3D() {
        return controlPoints != null ? controlPoints.toCoordinateList3D() : Collections.emptyList();
    }
}