Application: gvSIG desktop

/* gvSIG. Desktop Geographic Information System.

 *

 * Copyright ? 2007-2015 gvSIG Association

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,

 * MA  02110-1301, USA.

 *

 * For any additional information, do not hesitate to contact us

 * at info AT gvsig.com, or visit our website www.gvsig.com.

 */

package org.gvsig.fmap.geom.jts.primitive.curve.line;

import java.util.ArrayList;

import java.util.Iterator;

import com.vividsolutions.jts.geom.Coordinate;

import org.gvsig.fmap.geom.Geometry;

import org.gvsig.fmap.geom.GeometryException;

import org.gvsig.fmap.geom.aggregate.MultiLine;

import org.gvsig.fmap.geom.aggregate.MultiPoint;

import org.gvsig.fmap.geom.aggregate.MultiPolygon;

import org.gvsig.fmap.geom.jts.aggregate.MultiLine2D;

import org.gvsig.fmap.geom.jts.aggregate.MultiPoint2D;

import org.gvsig.fmap.geom.jts.aggregate.MultiPolygon2D;

import org.gvsig.fmap.geom.jts.primitive.point.Point2D;

import org.gvsig.fmap.geom.jts.primitive.surface.polygon.Polygon2D;

import org.gvsig.fmap.geom.jts.util.ArrayListCoordinateSequence;

import org.gvsig.fmap.geom.jts.util.ReadOnlyCoordinates;

import org.gvsig.fmap.geom.primitive.Point;

/**

 * @author fdiaz

 *

 */

public abstract class BaseLine2D extends AbstractLine {

    /**

     *

     */

    private static final long serialVersionUID = -4703049397260763325L;

    /**

     * @param polygon

     */

    public BaseLine2D(int type) {

        super(type, Geometry.SUBTYPES.GEOM2D);

        this.coordinates = new ArrayListCoordinateSequence(new ArrayList<Coordinate>());

    }

    /**

     * @param polygon

     * @param coordinates

     */

    public BaseLine2D(int type, Coordinate[] coordinates) {

        super(type, Geometry.SUBTYPES.GEOM2D);

        initializeCoordinates(coordinates);

    }

    /**

     * @param coordinates

     */

    private void initializeCoordinates(Coordinate[] coordinates) {

        this.coordinates = new ArrayListCoordinateSequence(new ReadOnlyCoordinates(coordinates));

        if (coordinates.length < 1) {

            anyVertex = new Point2D(0, 0);

        } else {

            anyVertex = new Point2D(coordinates[0].x, coordinates[0].y);

        }

    }

    /*

     * (non-Javadoc)

     *

     * @see org.gvsig.fmap.geom.primitive.OrientablePrimitive#addVertex(double,

     * double)

     */

    public void addVertex(double x, double y) {

        this.addVertex(new Point2D(x, y));

    }

    /*

     * (non-Javadoc)

     *

     * @see org.gvsig.fmap.geom.primitive.OrientablePrimitive#addVertex(double,

     * double, double)

     */

    public void addVertex(double x, double y, double z) {

        String message = "Can't add x,y,z coordinate to Line2D.";

        notifyDeprecated(message);

        throw new UnsupportedOperationException(message);

    }

    /*

     * (non-Javadoc)

     *

     * @see

     * org.gvsig.fmap.geom.jts.primitive.curve.line.AbstractLine#fixPoint(org

     * .gvsig.fmap.geom.primitive.Point)

     */

    @Override

    protected Point fixPoint(Point point) {

        if (point instanceof Point2D) {

            return point;

        } else {

            return new Point2D(point.getX(), point.getY());

        }

    }

    /* (non-Javadoc)

     * @see org.gvsig.fmap.geom.primitive.Line#toPoints()

     */

    public MultiPoint toPoints() throws GeometryException {

        MultiPoint multiPoint = new MultiPoint2D();

        multiPoint.ensureCapacity(coordinates.size());

        for (Iterator<Coordinate> iterator = coordinates.iterator(); iterator.hasNext();) {

            Coordinate coordinate = (Coordinate) iterator.next();

            multiPoint.addPoint(new Point2D(coordinate));

        }

        return multiPoint;

    }

    /* (non-Javadoc)

     * @see org.gvsig.fmap.geom.primitive.Line#toLines()

     */

    public MultiLine toLines() throws GeometryException {

        MultiLine multiLine = new MultiLine2D();

        multiLine.addPrimitive(this);

        return multiLine;

    }

    /* (non-Javadoc)

     * @see org.gvsig.fmap.geom.primitive.Line#toPolygons()

     */

    public MultiPolygon toPolygons() throws GeometryException {

        MultiPolygon multiPolygon = new MultiPolygon2D();

        Polygon2D polygon = new Polygon2D(coordinates.toCoordinateArray());

        multiPolygon.addPrimitive(polygon);

        return multiPolygon;

    }

    /* (non-Javadoc)

     * @see org.gvsig.fmap.geom.primitive.OrientablePrimitive#getVertex(int)

     */

    public Point getVertex(int index) {

        Point2D vertex = new Point2D(this.coordinates.get(index));

        anyVertex = vertex;

        return vertex;

    }

}