Application: gvSIG desktop

/* 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;

import java.util.ArrayList;

import java.util.Iterator;

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

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

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

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

/**

 * <p>An atomic event represents a group of events that will be attended without any interruption.</p>

 * 

 * <p>This kind of events are created by the buffer of events of the {@link MapContext MapContext}.</p>

 */

public class AtomicEvent extends FMapEvent {

        /**

         * <p>Events that constitute this one.</p>

         */

        private ArrayList events;

        /**

         * <p>Creates a new instance of this kind of event.</p>

         *

         * @param fmapEvents events that will constitute this one

         */

        public AtomicEvent(ArrayList fmapEvents) {

                this.events = (ArrayList) fmapEvents.clone();

        }

        /**

         * <p>Returns the event at the specified position in the internal list.</p>

         *

         * @param index index of event to return

         *

         * @return event at the specified position in this list

         */

        public FMapEvent getEvent(int index) {

                return (FMapEvent) events.get(index);

        }

        /**

         * <p>Returns the number of events that constitute this one.</p>

         *

         * @return number of events that constitute this one

         */

        public int getEventCount() {

                return events.size();

        }

        /**

         * <p>Returns all legend events that constitute this one.</p>

         *

         * @return an array with all legend events that constitute this one

         */

        public LegendEvent[] getLegendEvents() {

                ArrayList ret = new ArrayList();

                for (Iterator iter = events.iterator(); iter.hasNext();) {

                        FMapEvent event = (FMapEvent) iter.next();

                        if (event instanceof LegendEvent) {

                                ret.add(event);

                        }

                }

                return (LegendEvent[]) ret.toArray(new LegendEvent[0]);

        }

        /**

         * <p>Returns all layer collection events that constitute this one.</p>

         *

         * @return an array with all layer collection events that constitute this one

         */

        public LayerCollectionEvent[] getLayerCollectionEvents() {

                ArrayList ret = new ArrayList();

                for (Iterator iter = events.iterator(); iter.hasNext();) {

                        FMapEvent event = (FMapEvent) iter.next();

                        if (event instanceof LayerCollectionEvent) {

                                ret.add(event);

                        }

                }

                return (LayerCollectionEvent[]) ret.toArray(new LayerCollectionEvent[0]);

        }

        /**

         * <p>Returns all vector layer selection events that constitute this one.</p>

         *

         * @return an array with all vector layer selection events that constitute this one

         */

        public SelectionEvent[] getSelectionEvents() {

                ArrayList ret = new ArrayList();

                for (Iterator iter = events.iterator(); iter.hasNext();) {

                        FMapEvent event = (FMapEvent) iter.next();

                        if (event instanceof SelectionEvent) {

                                ret.add(event);

                        }

                }

                return (SelectionEvent[]) ret.toArray(new SelectionEvent[0]);

        }

        /**

         * <p>Returns all extent events that constitute this one.</p>

         *

         * @return an array with all extent events that constitute this one

         */

        public ExtentEvent[] getExtentEvents() {

                ArrayList ret = new ArrayList();

                for (Iterator iter = events.iterator(); iter.hasNext();) {

                        FMapEvent event = (FMapEvent) iter.next();

                        if (event instanceof ExtentEvent) {

                                ret.add(event);

                        }

                }

                return (ExtentEvent[]) ret.toArray(new ExtentEvent[0]);

        }

        /**

         * <p>Returns all layer events that constitute this one.</p>

         *

         * @return an array with all layer events that constitute this one

         */

        public LayerEvent[] getLayerEvents() {

                ArrayList ret = new ArrayList();

                for (Iterator iter = events.iterator(); iter.hasNext();) {

                        FMapEvent event = (FMapEvent) iter.next();

                        if (event instanceof LayerEvent) {

                                ret.add(event);

                        }

                }

                return (LayerEvent[]) ret.toArray(new LayerEvent[0]);

        }

        /**

         * <p>Returns all color events that constitute this one.</p>

         *

         * @return an array with all color events that constitute this one

         */

        public ColorEvent[] getColorEvents() {

                ArrayList ret = new ArrayList();

                for (Iterator iter = events.iterator(); iter.hasNext();) {

                        FMapEvent event = (FMapEvent) iter.next();

                        if (event instanceof ColorEvent) {

                                ret.add(event);

                        }

                }

                return (ColorEvent[]) ret.toArray(new ColorEvent[0]);

        }

        /**

         * <p>Returns all projection events that constitute this one.</p>

         *

         * @return an array with all projection events that constitute this one

         */

        public ProjectionEvent[] getProjectionEvents() {

                ArrayList ret = new ArrayList();

                for (Iterator iter = events.iterator(); iter.hasNext();) {

                        FMapEvent event = (FMapEvent) iter.next();

                        if (event instanceof ProjectionEvent) {

                                ret.add(event);

                        }

                }

                return (ProjectionEvent[]) ret.toArray(new ProjectionEvent[0]);

        }

}