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.aggregate;

import com.vividsolutions.jts.geom.LineString;

import java.util.Collections;

import java.util.Iterator;

import org.gvsig.fmap.geom.Geometry;

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

import org.gvsig.fmap.geom.jts.GeometryJTS;

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

import org.gvsig.fmap.geom.operation.GeometryOperationException;

import org.gvsig.fmap.geom.operation.GeometryOperationNotSupportedException;

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

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

/**

 * @author fdiaz

 *

 */

public abstract class AbstractMultiLine extends AbstractMultiCurve implements MultiLine {

    /**

     *

     */

    private static final long serialVersionUID = 3585059833766514177L;

    public AbstractMultiLine(int subtype) {

        super(Geometry.TYPES.MULTILINE, subtype);

    }

    @Override

    public com.vividsolutions.jts.geom.Geometry getJTS() {

        LineString[] lineStrings = new LineString[primitives.size()];

        for(int i=0; i<primitives.size(); i++){

            lineStrings[i]=(LineString) ((GeometryJTS)primitives.get(i)).getJTS();

        }

        return JTSUtils.createJTSMultiLineString(lineStrings);

    }

    @Override

    public Geometry force2D() throws GeometryOperationNotSupportedException, GeometryOperationException {

        MultiLine2D other = new MultiLine2D();

        other.setProjection(this.getProjection());

        other.ensureCapacity(primitives.size());

        for (Primitive primitive : primitives) {

            other.addPrimitive((Primitive)primitive.forceSubtype(Geometry.SUBTYPES.GEOM2D));

        }

        return other;

    }

    @Override

    public Geometry force2DM() throws GeometryOperationNotSupportedException, GeometryOperationException {

        MultiLine2DM other = new MultiLine2DM();

        other.setProjection(this.getProjection());

        other.ensureCapacity(primitives.size());

        for (Primitive primitive : primitives) {

            other.addPrimitive((Primitive)primitive.forceSubtype(Geometry.SUBTYPES.GEOM2DM));

        }

        return other;

    }

    @Override

    public Geometry force3D() throws GeometryOperationNotSupportedException, GeometryOperationException {

        MultiLine3D other = new MultiLine3D();

        other.setProjection(this.getProjection());

        other.ensureCapacity(primitives.size());

        for (Primitive primitive : primitives) {

            other.addPrimitive((Primitive)primitive.forceSubtype(Geometry.SUBTYPES.GEOM3D));

        }

        return other;

    }

    @Override

    public Geometry force3DM() throws GeometryOperationNotSupportedException, GeometryOperationException {

        MultiLine3DM other = new MultiLine3DM();

        other.setProjection(this.getProjection());

        other.ensureCapacity(primitives.size());

        for (Primitive primitive : primitives) {

            other.addPrimitive((Primitive)primitive.forceSubtype(Geometry.SUBTYPES.GEOM3DM));

        }

        return other;

    }

    @Override

    public void flip() throws GeometryOperationNotSupportedException, GeometryOperationException {

        for (Iterator iterator = primitives.iterator(); iterator.hasNext();) {

            ((GeometryJTS)iterator.next()).flip();

        }

        Collections.reverse(primitives);

    }

    @Override

    public double getPathLength(Point point) {

        return JTSUtils.getPathLengthFromLine(this, point);

    }

    @Override

    public Point extractPoint(double length) {

        return JTSUtils.extractPointFromLine(this, length);

    }

}