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):

 * 2008 Software Colaborativo (www.scolab.es)   development

 */

package org.gvsig.fmap.algorithm.triangulation;

import java.awt.geom.Rectangle2D;

import java.util.List;

/**

 * @author Francisco Jos? Pe?arrubia (fjp@scolab.es)

 * 

 */

public abstract class AbstractTriangulator implements Triangulator {

        protected TIN tin = new TIN();

        protected Rectangle2D.Double fullExtent = null;

        protected Vertex firstVertex = null;

//        protected List<Vertex> vertices = new ArrayList<Vertex>();

//        protected List<Triangle> triangles = new ArrayList<Triangle>();

        public void addVertex(Vertex v) {

                tin.addVertex(v);

                if (firstVertex != null)

                        if (fullExtent == null) {

                                fullExtent = new Rectangle2D.Double();

                                fullExtent.setFrameFromDiagonal(v.getX(), v.getY(), 

                                        firstVertex.getX(), firstVertex.getY());

                        }

                        else

                                fullExtent.add(v.getX(), v.getY());

                if (firstVertex == null) 

                        firstVertex = v;

        }

        public List<Triangle> getTriangles() {

                return tin.getTriangles();

        }

}