| 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.operations.strategies;

import java.awt.Graphics2D;

import java.awt.geom.Point2D;

import java.awt.geom.Rectangle2D;

import java.awt.image.BufferedImage;

import java.util.BitSet;

import com.iver.cit.gvsig.fmap.DriverException;

import com.iver.cit.gvsig.fmap.ViewPort;

import com.iver.cit.gvsig.fmap.core.IGeometry;

import com.iver.cit.gvsig.fmap.layers.FBitSet;

import com.iver.utiles.swing.threads.Cancellable;

import com.iver.utiles.swing.threads.CancellableMonitorable;

/**

 * Interfaz estrategia.

 */

public interface Strategy {

        /**

         * Dibuja la capa vectorial asociada al Strategy en la imagen que se pasa

         * como par?metro.

         *

         * @param image

         * @param g

         * @param viewPort

         * @param cancel

         *

         * @throws DriverException

         */

        void draw(BufferedImage image, Graphics2D g, ViewPort viewPort,

                Cancellable cancel) throws DriverException;

        /**

         * Dibujar? esta Shape en el Graphics con el s?mbolo que se pasa como

         * par?metro y despues de aplicarle la transformaci?n que se pasa tambi?n

         * como par?metro. Dibujar? la geometria en caso de que la IGeometry

         * intersecte o est? contenida en el rect?ngulo que se pasa como par?metro

         *

         * @param g

         * @param viewPort

         * @param cancel

         *

         * @throws DriverException

         */

        void print(Graphics2D g, ViewPort viewPort, Cancellable cancel)

                throws DriverException;

        /**

         * Similar to next one, but allows cancelations.

         * @param visitor

         * @param subset

         * @param cancel

         * @throws DriverException

         * @throws VisitException

         */

        void process(FeatureVisitor visitor, BitSet subset, CancellableMonitorable cancel)

        throws DriverException, VisitException;

        /**

         * Recorre las features de la capa vectorial invocando el m?todo visit del

         * visitador que se pasa como par?metro, que es el que realizar? la

         * operaci?n relacionada con la geometry

         *

         * @param visitor

         * @param subset

         *

         * @throws DriverException

         * @throws VisitException Si el visitor lanza una excepci?n al procesar una

         *                    geometr?a de la capa

         */

        void process(FeatureVisitor visitor, BitSet subset)

                throws DriverException, VisitException;

        /**

         * Similar to process(FeatureVisitor) but allows cancelations.

         * @param visitor

         * @param cancel

         * @throws DriverException

         * @throws VisitException

         */

        void process(FeatureVisitor visitor, CancellableMonitorable cancel) throws DriverException, VisitException;

        /**

         * Recorre las features de la capa vectorial invocando el m?todo visit del

         * visitador que se pasa como par?metro, que es el que realizar? la

         * operaci?n relacionada con la geometry

         *

         * @param visitor

         *

         * @throws DriverException

         * @throws VisitException Si el visitor lanza una excepci?n al procesar una

         *                    geometr?a de la capa

         */

        void process(FeatureVisitor visitor) throws DriverException, VisitException;

        /**

         * Similar to process(FeatureVisitor, Rectangle2D) allowing cancelations.

         * @param visitor

         * @param rectangle

         * @param cancel

         * @throws DriverException

         * @throws VisitException

         */

        void process(FeatureVisitor visitor, 

                        Rectangle2D rectangle, CancellableMonitorable cancel) throws DriverException, VisitException;

        /**

         * Iterates features of a vectorial layer whose geometry would be within

         * Rectangle2D specified, and it calls visit method of visitor.

         * @param visitor

         * @param rectangle

         * @throws DriverException

         * @throws VisitException

         */

        void process(FeatureVisitor visitor, 

                        Rectangle2D rectangle) throws DriverException, VisitException;

        /**

         * Similar to process, but calls visitWithSymbol in FeatureVisitor.

         * @param visitor

         * @param rectangle

         * @param cancel

         * @throws DriverException

         * @throws VisitException

         */

        void processWithSymbols(FeatureVisitor visitor, 

                        Rectangle2D rectangle, CancellableMonitorable cancel) throws DriverException, VisitException;

        /**

         * Realiza una query por punto en coordenadas del mundo real de la capa

         * vectorial asociada a la estrategia

         *

         * @param p

         * @param tolerance

         *

         * @return BitSet con los ?ndices de los registros de la repuesta a la

         *                    consulta.

         *

         * @throws DriverException

         */

        FBitSet queryByPoint(Point2D p, double tolerance) throws DriverException;

        /**

         * Similar to previous method, but allowing cancelations.

         * @param p

         * @param tolerance

         * @param cancel

         * @return

         * @throws DriverException

         */

        FBitSet queryByPoint(Point2D p, double tolerance, CancellableMonitorable cancel) throws DriverException;

        /**

         * Realiza una query por rect?ngulo en coordenadas del mundo real de la

         * capa vectorial asociada a la estrategia

         *

         * @param rect Rect?ngulo sobre el que hacer la consulta.

         *

         * @return BitSet con los ?ndices de los registros.

         *

         * @throws DriverException

         */

        FBitSet queryByRect(Rectangle2D rect) throws DriverException;

        /**

         * Allowing cancelations.

         * @param rect

         * @param cancel

         * @return

         * @throws DriverException

         */

        FBitSet queryByRect(Rectangle2D rect, CancellableMonitorable cancel) 

                throws DriverException;

        /**

         * Realiza una query por IGeometry en coordenadas del mundo real de la capa

         * vectorial asociada a la estrategia

         *

         * @param g

         * @param relationship

         *

         * @return BitSet con los ?ndices de los registros.

         *

         * @throws DriverException

         * @throws VisitException

         */

        FBitSet queryByShape(IGeometry g, int relationship)

                throws DriverException, VisitException;

        /**

         * Allowing cancelations

         * @param g

         * @param relationship

         * @param cancel

         * @return

         * @throws DriverException

         * @throws VisitException

         */

        FBitSet queryByShape(IGeometry g, int relationship, CancellableMonitorable cancel)

        throws DriverException, VisitException;

        /**

         * Obtiene el rect?ngulo m?nimo que contiene todas las features

         * seleccionadas o null si no hay ninguna seleccionada

         *

         * @return Devuelve el extent de la consulta.

         */

        Rectangle2D getSelectionBounds();

        /**

         * Crea un ?ndice sobre la capa vectorial de la estrategia

         */

        void createIndex();

}