Application: gvSIG desktop

/* gvSIG. Geographic Information System of the Valencian Government

*

* Copyright (C) 2007-2008 Infrastructures and Transports Department

* of the Valencian Government (CIT)

*

* 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.

*

*/

/*

* AUTHORS (In addition to CIT):

* 2009 Iver T.I.  {{Task}}

*/

package org.gvsig.fmap.drivers.gpe.writer;

import java.awt.geom.PathIterator;

import java.io.IOException;

import org.gvsig.gpe.parser.ICoordinateIterator;

import org.gvsig.gpe.writer.ICoordinateSequence;

public class CoordinatesSequenceGeneralPath implements ICoordinateSequence, ICoordinateIterator{

        private PathIterator it = null;

        int size = 0;

        boolean hasMoreGeoemtries = true;

        public CoordinatesSequenceGeneralPath(PathIterator it) {

                super();

                this.it = it;

        }

        public int getSize() {

                return size;

        }

        public void initialize(){

                size = 0;

        }

        public boolean hasMoreGeometries(){

                return hasMoreGeoemtries;

        }

        public ICoordinateIterator iterator() {

                return this;

        }

        public int getDimension() {

                return 2;

        }

        public boolean hasNext() throws IOException {

                if (it.isDone()){

                        hasMoreGeoemtries = false;

                        return false;

                }

                double[] coords = new double[2];

                int type = it.currentSegment(coords);

                if (type == PathIterator.SEG_CLOSE){

                        hasMoreGeoemtries = false;

                }

                return ((type != PathIterator.SEG_MOVETO) || (size == 0));

        }

        public void next(double[] buffer) throws IOException {

                it.currentSegment(buffer);

                it.next();

                size++;

        }

}