| gvSIG desktop 1

/* 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

 */

package com.iver.cit.gvsig.fmap.core;

import java.awt.Shape;

import java.awt.geom.AffineTransform;

import java.io.Serializable;

import org.cresques.cts.ICoordTrans;

/**

 * <p><code>FShape</code> extends <code>Shape</code> adding shape types, and allowing

 *  to work with it as a geometry.</p>

 */

public interface FShape extends Shape, Serializable {

        /**

         * <p>Unknown or not defined type.</p>

         */

        public final static int NULL = 0;

        /**

         * <p>A geometric element that has zero dimensions and a location determinable by an ordered set

         *  of coordinates.</p>

         */

        public final static int POINT = 1;

        /**

         * <p>A straight or curved geometric element that is generated by a moving point and that has extension

         *  only along the path of the point.</p>

         */

        public final static int LINE = 2;

        /**

         * <p>A closed plane figure bounded by straight lines.</p>

         */

        public final static int POLYGON = 4;

        /**

         * <p>Words, symbols and form of a written or printed work.</p>

         */

        public final static int TEXT = 8;

        /**

         * <p>A set that can contain points, lines and polygons. This is usual in <i>CAD</i> layers <i>(dxf, dgn, dwg)</i>.</p>

         */

        public final static int MULTI = 16;

        /**

         * <p>A set of points.</p>

         */

        public final static int MULTIPOINT = 32;

        /**

         * <p>A closed plane curve every point of which is equidistant from a fixed point within the curve.</p>

         */

        public final static int CIRCLE = 64;

        /**

         * <p>A continuous portion (as of a circle or ellipse) of a curved line.</p>

         */

        public final static int ARC = 128;

        /**

         *  <p>A closed plane curve generated by a point moving in such a way that the sums of its distances

         *   from two fixed points is a constant : a plane section of a right circular cone that is a closed

         *   curve.</p>

         */

        public final static int ELLIPSE=256;

        /**

         * <p>Indicates third coordinate. And can be combined with other geometries via the bits enabled.</p>

         */

        public final static int Z=512;

        /**

         * <p>Indicates M coordinate. And can be combined with other geometries via the bits enabled.</p>

         */

        public final static int M=1024;

        /**

         * <p>Gets the geometry type that identifies this shape.</p>

         *

         * @return int the geometry type that identifies this shape.

         */

        public int getShapeType();

        /**

         * <p>Creates and returns a shape equal and independent of this one.</p>

         *

         * @return the new shape.

         */

        public FShape cloneFShape();

        /**

         * <p>Re-projects this shape using <code>ct</code> as transformation coordinates.</p>

         *

         * @param ct the transformation coordinates

         */

        public void reProject(ICoordTrans ct);

        /**

         * <p>Returns the handlers they utilized to stretch the geometries.</p>

         *

         * @return Handlers the handlers used to stretch the geometries

         */

        public Handler[] getStretchingHandlers();

        /**

         * <p>Returns the handlers used to select the geometries.</p>

         *

         * @return Handlers the handlers used to select the geometries

         */

        public Handler[] getSelectHandlers();

        /**

         * <p>Executes a 2D transformation on this shape, using six parameters.</p>

         *

         * @param at object that allows execute the affine transformation

         *

         * @see AffineTransform

         */

        public void transform(AffineTransform at);

}