Application: gvSIG desktop

package org.gvsig.fmap.geom.primitive;

import java.awt.Shape;

import java.awt.geom.AffineTransform;

import java.awt.geom.Point2D;

import java.io.Serializable;

import org.cresques.cts.ICoordTrans;

import org.cresques.cts.IProjection;

import org.gvsig.fmap.geom.Geometry;

import org.gvsig.fmap.geom.GeometryManager;

import org.gvsig.fmap.geom.handler.Handler;

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

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

import org.gvsig.fmap.geom.type.GeometryType;

/* gvSIG. Sistema de Informaci�n Geogr�fica de la Generalitat Valenciana

 *

 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.

 *

 * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib��ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

/* CVS MESSAGES:

 *

 * $Id: AbstractGeometry.java,v 1.2 2008/03/25 08:47:41 cvs Exp $

 * $Log: AbstractGeometry.java,v $

 * Revision 1.2  2008/03/25 08:47:41  cvs

 * Visitors removed

 *

 * Revision 1.1  2008/03/12 08:46:20  cvs

 * *** empty log message ***

 *

 *

 */

/**

 * @author Jorge Piera Llodr� (jorge.piera@iver.es)

 */

public abstract class AbstractPrimitive implements Geometry, FShape, Serializable {

        private static final long serialVersionUID = 1L;

        protected String id = null;

        protected IProjection projection = null;

//        protected GeometryOperationsSet operationsSet = null;

        public AbstractPrimitive(String id, IProjection projection) {

                super();

                this.id = id;

                this.projection = projection;

                /*

                try {

                        operationsSet = GeometryOperationsRegistry.getOperationSet(getGeometryType());

                } catch (NotRegisteredOperationSetException e) {

                        //It is not possible to do any operation with this geometry!!!

                }*/

        }        

        public AbstractPrimitive(IProjection projection) {

                this(null, projection);                

        }

        /*

         * (non-Javadoc)

         * @see com.iver.cit.gvsig.fmap.core.Geometry#getInternalShape()

         */

        public Shape getInternalShape() {

                return this;

        }        

        /*

         * (non-Javadoc)

         * @see org.gvsig.geometries.iso.AbstractGeometry#getBoundary()

         */

        public Box getBoundary() {

                return new BaseBox(getBounds2D());

        }                

        /* (non-Javadoc)

         * @see org.gvsig.geometries.iso.AbstractGeometry#getId()

         */

        public String getId() {

                return id;

        }

        /* (non-Javadoc)

         * @see org.gvsig.geometries.iso.AbstractGeometry#getSRS()

         */

        public IProjection getSRS() {

                return projection;

        }        

        /* (non-Javadoc)

         * @see org.gvsig.geometries.iso.AbstractGeometry#transform(org.cresques.cts.IProjection)

         */

        public AbstractPrimitive transform(IProjection newProjection) {

                Geometry newGeom = cloneGeometry();

                ICoordTrans coordTrans = projection.getCT(newProjection);

                newGeom.reProject(coordTrans);

                return (AbstractPrimitive)newGeom;

        }

        /*

         * TODO adaptar metodo procedente de UtilFunctions

         */

        public static void rotateGeom(Geometry geometry, double radAngle, double basex, double basey) {

                AffineTransform at = new AffineTransform();

                at.rotate(radAngle,basex,basey);

                geometry.transform(at);

        }

        /*

         * TODO adaptar metodo procedente de UtilFunctions

         */        

        public static void moveGeom(Geometry geometry, double dx, double dy) {

        AffineTransform at = new AffineTransform();

        at.translate(dx, dy);

        geometry.transform(at);

        }

        /*

         * TODO adaptar metodo procedente de UtilFunctions

         */        

        public static void scaleGeom(Geometry geometry, Point2D basePoint, double sx, double sy) {

                AffineTransform at = new AffineTransform();

                at.setToTranslation(basePoint.getX(),basePoint.getY());

                at.scale(sx,sy);

                at.translate(-basePoint.getX(),-basePoint.getY());

                geometry.transform(at);

        }

        public boolean fastIntersects(double x, double y, double w, double h) {

                return intersects(x,y,w,h);

        }

        public double[] getZs() {                

                return null;

        }        

        public Geometry cloneGeometry() {

                return (Geometry)cloneFShape();

        }

        public Handler[] getHandlers(int type) {

                if (type==STRETCHINGHANDLER){

                        return getStretchingHandlers();

                }else if (type==SELECTHANDLER){

                        return getSelectHandlers();

                }

                return null;

        }

        public boolean isSimple() {

                return true;

        }

        public abstract GeometryType getGeometryType();

        /**

         * Invoca una operación.

         * @param index

         * @return

         */

        public Object invokeOperation(int index, GeometryOperationContext ctx) throws GeometryOperationException {

                return GeometryManager.getInstance().invokeOperation(index, this, ctx);

                //return getGeometryType().getGeometryOperation(index).invoke(this, ctx);

        }

        /**

         * 

         * @return una de las ctes de FShape

         */

        public abstract int getShapeType();

}