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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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 *
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 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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 *
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 * This program is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU General Public License
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 * as published by the Free Software Foundation; either version 2
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 * of the License, or (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.
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 *
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 * For more information, contact:
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 *
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 *  Generalitat Valenciana
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 *   Conselleria d'Infraestructures i Transport
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 *   Av. Blasco Ib??ez, 50
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 *   46010 VALENCIA
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 *   SPAIN
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 *
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 *      +34 963862235
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 *   gvsig@gva.es
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 *      www.gvsig.gva.es
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 *
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 *    or
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 *
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 *   IVER T.I. S.A
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 *   Salamanca 50
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 *   46005 Valencia
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 *   Spain
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 *
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 *   +34 963163400
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 *   dac@iver.es
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 */
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package com.iver.cit.gvsig.fmap;
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import java.awt.Graphics2D;
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import java.awt.RenderingHints;
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import java.awt.Toolkit;
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import java.awt.geom.Point2D;
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import java.awt.geom.Rectangle2D;
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import java.awt.image.BufferedImage;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.prefs.Preferences;
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import javax.print.attribute.PrintRequestAttributeSet;
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import org.cresques.cts.ICoordTrans;
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import org.cresques.cts.IProjection;
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import org.cresques.geo.Projected;
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import com.hardcode.gdbms.engine.instruction.FieldNotFoundException;
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import com.iver.cit.gvsig.fmap.core.IGeometry;
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import com.iver.cit.gvsig.fmap.core.ISymbol;
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import com.iver.cit.gvsig.fmap.layers.CancelationException;
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import com.iver.cit.gvsig.fmap.layers.FLayer;
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import com.iver.cit.gvsig.fmap.layers.FLayers;
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import com.iver.cit.gvsig.fmap.layers.FLyrVect;
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import com.iver.cit.gvsig.fmap.layers.GraphicLayer;
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import com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent;
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import com.iver.cit.gvsig.fmap.layers.LayerCollectionListener;
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import com.iver.cit.gvsig.fmap.layers.LayerDrawEvent;
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import com.iver.cit.gvsig.fmap.layers.LayerDrawingListener;
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import com.iver.cit.gvsig.fmap.layers.LayerPositionEvent;
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import com.iver.cit.gvsig.fmap.layers.LegendListener;
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import com.iver.cit.gvsig.fmap.layers.VectorialAdapter;
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import com.iver.cit.gvsig.fmap.layers.XMLException;
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import com.iver.cit.gvsig.fmap.layers.layerOperations.AlphanumericData;
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import com.iver.cit.gvsig.fmap.layers.layerOperations.Classifiable;
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import com.iver.cit.gvsig.fmap.layers.layerOperations.Selectable;
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import com.iver.cit.gvsig.fmap.operations.selection.Record;
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import com.iver.cit.gvsig.fmap.operations.strategies.FeatureVisitor;
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import com.iver.cit.gvsig.fmap.operations.strategies.SelectedZoomVisitor;
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import com.iver.cit.gvsig.fmap.operations.strategies.VisitException;
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import com.iver.cit.gvsig.fmap.rendering.VectorialLegend;
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import com.iver.utiles.XMLEntity;
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import com.iver.utiles.swing.threads.Cancellable;
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/**
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 * Modelo del mapa.
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 *
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 * @author Fernando Gonz?lez Cort?s
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 */
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public class MapContext implements Projected {
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        public static final double[] CHANGEM = { 1000, 1, 0.01, 0.001, 1609.344,
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                        0.9144, 0.3048, 0.0254 };
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        public static final double[] CHANGE = { 100000, 100, 1, 0.1, 160934.4,
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                        91.44, 30.48, 2.54 };
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        public static final int EQUALS = 0;
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        public static final int DISJOINT = 1;
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        public static final int INTERSECTS = 2;
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        public static final int TOUCHES = 3;
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        public static final int CROSSES = 4;
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        public static final int WITHIN = 5;
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        public static final int CONTAINS = 6;
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        public static final int OVERLAPS = 7;
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        protected FLayers layers;
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        private GraphicLayer tracLayer = new GraphicLayer();
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        private ViewPort viewPort;
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        // private ArrayList invalidationListeners = new ArrayList();
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        private ArrayList legendListeners = new ArrayList();
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        private ArrayList layerDrawingListeners = new ArrayList();
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        private EventBuffer eventBuffer = new EventBuffer();
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        private LayerEventListener layerEventListener = null;
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        private ArrayList layersError = new ArrayList();
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        private ArrayList errorListeners = new ArrayList();
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        // public static ResourceBundle myResourceBundle =
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        // ResourceBundle.getBundle("FMap");
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        public static double ZOOMINFACTOR=2;
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        public static double ZOOMOUTFACTOR=0.5;
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        /**
138
         * Crea un nuevo FMap.
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         *
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         * @param vp
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         *            ViewPort.
142
         */
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        public MapContext(ViewPort vp) {
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                this.layers = new FLayers(this, null);
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146
                layerEventListener = new LayerEventListener();
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                layers.addLayerCollectionListener(layerEventListener);
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                layers.addLayerCollectionListener(eventBuffer);
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                setViewPort(vp);
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        }
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        public MapContext(FLayers fLayers, ViewPort vp) {
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                this.layers = fLayers;
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                layerEventListener = new LayerEventListener();
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                layers.addLayerCollectionListener(layerEventListener);
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                layers.addLayerCollectionListener(eventBuffer);
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                setViewPort(vp);
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        }
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164
        /**
165
         * Reports to all registered driver listener a group of driverexceptions
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         * produced in the same fmap atomic transaction
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         * @param driverExceptions
168
         */
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        public synchronized void reportDriverExceptions(String introductoryText,
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                                                                                                        List driverExceptions){
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                for (int i = 0; i < errorListeners.size(); i++) {
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                        ((ErrorListener) errorListeners.get(i)).
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                                reportDriverExceptions(introductoryText, driverExceptions);
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                }
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        }
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        /**
179
         * A?ade un LegendListener.
180
         *
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         * @param listener
182
         *            LegendListener a a?adir.
183
         */
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        public void addLayerListener(LegendListener listener) {
185
                if (!legendListeners.contains(listener))
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                        legendListeners.add(listener);
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        }
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        public void addLayerDrawingListener(LayerDrawingListener listener) {
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                layerDrawingListeners.add(listener);
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        }
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        public void removeLayerDrawListener(LayerDrawingListener listener) {
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                layerDrawingListeners.remove(listener);
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        }
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197
        public void addErrorListener(ErrorListener listener) {
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                errorListeners.add(listener);
199
        }
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        public void removeErrorListener(LegendListener listener) {
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                legendListeners.remove(listener);
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        }
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        /**
206
         * M?todo ejecutado cuando hay un cambio de leyenda que se quiera reflejar.
207
         *
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         * @param e
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         *            LegendChangedEvent.
210
         */
211
        public synchronized void callLegendChanged() {
212
                for (int i = 0; i < legendListeners.size(); i++) {
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                        ((LegendListener) legendListeners.get(i)).legendChanged(null);
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                }
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                // getLayers().moveTo(0,0);
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        }
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        public synchronized void fireLayerDrawingEvent(LayerDrawEvent e) {
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                for (int i = 0; i < layerDrawingListeners.size(); i++)
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                {
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                        LayerDrawingListener listener = (LayerDrawingListener) layerDrawingListeners.get(i);
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                        switch (e.getEventType())
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                        {
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                                case LayerDrawEvent.LAYER_BEFORE_DRAW:
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                                        listener.beforeLayerDraw(e);
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                                        break;
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                                case LayerDrawEvent.LAYER_AFTER_DRAW:
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                                        listener.afterLayerDraw(e);
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                                        break;
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                                case LayerDrawEvent.GRAPHICLAYER_BEFORE_DRAW:
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                                        listener.beforeGraphicLayerDraw(e);
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                                        break;
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                                case LayerDrawEvent.GRAPHICLAYER_AFTER_DRAW:
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                                        listener.afterLayerGraphicDraw(e);
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                                        break;
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                        }
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                }
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                // getLayers().moveTo(0,0);
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        }
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        public synchronized void callNewErrorEvent(ErrorEvent e) {
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                for (int i = 0; i < errorListeners.size(); i++) {
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                        ((ErrorListener) errorListeners.get(i)).errorThrown(e);
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                }
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                // getLayers().moveTo(0,0);
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        }
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        /**
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         * Borra un LegendListener.
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         *
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         * @param listener
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         *            LegendListener a borrar.
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         */
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        public void removeLayerListener(LegendListener listener) {
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                legendListeners.remove(listener);
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        }
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        /**
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         * Devuelve las capas que contiene el mapa.
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         *
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         * @return Capas.
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         */
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        public FLayers getLayers() {
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                return layers;
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        }
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        /**
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         * Dibuja en la imagen que se pasa como par?metro el contenido de las capas
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         * visibles del mapa y teniendo en cuenta los datos del ViewPort contenido
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         * en este FMap
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         *
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         * @param b
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         *            Imagen.
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         */
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        public void drawLabels(BufferedImage b) {
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        }
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        /**
279
         * M?todo de conveniencia que se usa provisionalmente para solicitar un
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         * refresco de todo lo que dependa del FMap (MapContext). Esto provocar? un
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         * evento de cambio de orden de capas que obligar? a redibujar todo lo que
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         * depende de FMap (TOC, MapControl, FFrameView, etc).
283
         */
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        public void invalidate() {
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                getLayers().moveTo(0, 0);
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        }
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        /**
289
         * Imprime el las capas que contiene el FMap sobre el Graphics2D que se pasa
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         * como par?metro, normalmente es el Graphics de la impresora.
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         *
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         * @param g
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         *            Graphics2D
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         *
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         * @throws DriverException
296
         */
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        public void print(Graphics2D g, double scale, PrintRequestAttributeSet properties) throws DriverException {
298
                RenderingHints renderHints = new RenderingHints(
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                                RenderingHints.KEY_ANTIALIASING,
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                                RenderingHints.VALUE_ANTIALIAS_ON);
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                renderHints.put(RenderingHints.KEY_RENDERING,
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                                RenderingHints.VALUE_RENDER_QUALITY);
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                g.setRenderingHints(renderHints);
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305
                Cancellable cancel = new Cancellable() {
306
                        public boolean isCanceled() {
307
                                return false;
308
                        }
309

    
310
                        public void setCanceled(boolean canceled) {
311
                                // No queremos que se pueda cancelar la impresi?n.
312

    
313
                        }
314
                };
315
                layers.print(g, viewPort, cancel, scale, properties);
316
                tracLayer.draw(null, g, viewPort, cancel, scale);
317
        }
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319
        /**
320
         * Crea un nuevo FMap con la informaci?n del ViewPort que se pasa como
321
         * par?metro.
322
         *
323
         * @param vp
324
         *            ViewPort.
325
         *
326
         * @return FMap nuevo.
327
         */
328
        public MapContext createNewFMap(ViewPort vp) {
329
                MapContext ret = new MapContext(vp);
330
                ret.layers = this.layers;
331

    
332
                return ret;
333
        }
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335
        /**
336
         * Crea un nuevo FMap totalmente desligado, se replican las capas y el
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         * ViewPort
338
         * Se crean unas nuevas capas, pero clonadas para usar
339
         * como fuentes de datos los drivers ya existentes. As? 
340
         * evitamos consumir m?s memoria, a la vez que ganamos 
341
         * rapidez.
342
         *
343
         * @return FMap clonado.
344
         *
345
         * @throws XMLException
346
         */
347
        public MapContext cloneFMap() throws XMLException {
348
                ViewPort vp = getViewPort().cloneViewPort();
349
                FLayers antLayers = getLayers();
350
                MapContext ret = new MapContext(vp);
351
                FLayers aux = new FLayers(ret, null);
352
                for (int i=0; i < antLayers.getLayersCount(); i++)
353
                {
354
                        FLayer lyr = antLayers.getLayer(i);
355
                        try {
356
                                aux.addLayer(lyr.cloneLayer());
357
                        } catch (Exception e) {
358
                                // TODO Auto-generated catch block
359
                                e.printStackTrace();
360
                        }                        
361
                }
362
                ret.layers = aux;
363
                return ret;
364

    
365
//                return createFromXML(getXMLEntity());
366
        }
367
        public MapContext cloneToDraw() {
368
                ViewPort vp = getViewPort().cloneViewPort();
369
                MapContext mapContext=new MapContext(getLayers(),vp);
370
                return mapContext;
371
        }
372

    
373
        /**
374
         * A?ade la capa que se pasa como par?metro al nodo que se pasa como
375
         * parametro y lanza ProjectionMismatchException si no est?n todas las capas
376
         * de este FMap en la misma proyecci?n. Lanza un ChildNotAllowedException si
377
         * la capa no es un FLayers y no permite hijos
378
         *
379
         * @param vectorial
380
         *            DOCUMENT ME!
381
         */
382

    
383
        /*
384
         * public void addLayer(LayerPath parent, FLayer layer) throws
385
         * ProjectionMismatchException, ChildrenNotAllowedException {
386
         * layers.addLayer(parent, layer); } public void removeLayer(LayerPath
387
         * parent)throws ChildrenNotAllowedException{ layers.removeLayer(parent); }
388
         */
389

    
390
        /**
391
         * A?ade una capa al grupo de capas que se sit?a por encima de todas las
392
         * otras capas
393
         *
394
         * @param vectorial
395
         *            FLayer.
396
         */
397
        public void addToTrackLayer(FLayer vectorial) {
398
        }
399

    
400
        /**
401
         * Devuelve la escala de la vista en pantalla.
402
         *
403
         * @return escala de la vista.
404
         */
405
        public long getScaleView() {
406
                Preferences prefsResolution = Preferences.userRoot().node( "gvsig.configuration.screen" );
407
                Toolkit kit = Toolkit.getDefaultToolkit();
408
                double dpi = prefsResolution.getInt("dpi",kit.getScreenResolution());
409
                IProjection proj = viewPort.getProjection();
410

    
411
                if (viewPort.getImageSize() == null)
412
                        return -1;
413

    
414
                double w = ((viewPort.getImageSize().getWidth() / dpi) * 2.54);
415

    
416
                if (viewPort.getAdjustedExtent() == null) {
417
                        return 0;
418
                }
419

    
420
                if (proj == null) {
421
                        return (long) (viewPort.getAdjustedExtent().getWidth() / w * CHANGE[getViewPort()
422
                                        .getMapUnits()]);
423
                }
424

    
425
                return Math.round(proj.getScale(viewPort.getAdjustedExtent().getMinX(),
426
                                viewPort.getAdjustedExtent().getMaxX(), viewPort.getImageSize()
427
                                                .getWidth(), dpi));
428
        }
429
        /**
430
         * Introduce un nuevo extent en la vista a partir de la escala que se pasa como par?metro.
431
         *
432
         * @return escala de la vista.
433
         */
434
        public void setScaleView(long scale) {
435
                // TODO falta implementar un di?logo para poder especificar el usuario
436
                // los pixels exactos de su pantalla.
437
                Toolkit kit = Toolkit.getDefaultToolkit();
438
                double dpi = kit.getScreenResolution();
439
                if (viewPort.getImageSize() == null)
440
                        return;
441
                IProjection proj = viewPort.getProjection();
442
                if (viewPort.getAdjustedExtent() == null) {
443
                        return;
444
                }
445
                Rectangle2D rec=proj.getExtent(viewPort.getAdjustedExtent(),scale,viewPort.getImageWidth(),viewPort.getImageHeight(),CHANGE[getViewPort().getMapUnits()],dpi);
446
                getViewPort().setExtent(rec);
447
        }
448
        /**
449
         * @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#setVectorial(com.iver.cit.gvsig.fmap.VectorialAdapter)
450
         */
451
        public void setVectorial(VectorialAdapter v) {
452
        }
453

    
454
        /**
455
         * @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#process(com.iver.cit.gvsig.fmap.FeatureSelectorVisitor)
456
         */
457
        public void process(FeatureVisitor visitor) {
458
        }
459

    
460
        /**
461
         * @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#processSelected(com.iver.cit.gvsig.fmap.FeatureVisitor)
462
         */
463
        public void processSelected(FeatureVisitor visitor) {
464
        }
465

    
466
        /**
467
         * @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#select(com.iver.cit.gvsig.fmap.FeatureSelectorVisitor,
468
         *      VectorialSubSet)
469
         */
470
        public void select(FeatureVisitor visitor) {
471
        }
472

    
473
        /**
474
         * @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#selectFromSelection()
475
         */
476
        public void selectFromSelection() {
477
        }
478

    
479
        /**
480
         * @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#createIndex()
481
         */
482
        public void createIndex() {
483
        }
484

    
485
        /**
486
         * @see org.cresques.geo.Projected#getProjection()
487
         */
488
        public IProjection getProjection() {
489
                return getViewPort().getProjection();
490
        }
491

    
492
        /**
493
         * Inserta la proyecci?n.
494
         *
495
         * @param proj
496
         *            Proyecci?n.
497
         */
498
        public void setProjection(IProjection proj) {
499
                if (getViewPort() != null) {
500
                        getViewPort().setProjection(proj);
501
                }
502
        }
503

    
504
        /**
505
         * @see org.cresques.geo.Projected#reProject(org.cresques.cts.ICoordTrans)
506
         */
507
        public void reProject(ICoordTrans arg0) {
508
                // TODO implementar reprojecci?n (lo que sea eso)
509
        }
510

    
511
        /**
512
         * @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#selectByPoint(java.awt.geom.Point2D,
513
         *      double)
514
         */
515
        /*
516
         * public void selectByPoint(Point2D p, double tolerance) throws
517
         * DriverException { Point2D mapPoint = viewPort.toMapPoint((int) p.getX(),
518
         * (int) p.getY()); SelectByPointVisitor visitor = new
519
         * SelectByPointVisitor(); visitor.setQueriedPoint(mapPoint);
520
         * visitor.setTolerance(getViewPort().toMapDistance(3));
521
         *
522
         * try { layers.process(visitor); } catch (VisitException e) { throw new
523
         * RuntimeException("No se espera que SelectByPointVisitor lance esta
524
         * excepci?n", e); } }
525
         */
526

    
527
        /**
528
         * @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#selectByRect(java.awt.geom.Rectangle2D)
529
         */
530
        /*
531
         * public void selectByRect(Rectangle2D rect) throws DriverException {
532
         * FLayer[] actives = layers.getActives(); for (int i=0; i < actives.length;
533
         * i++) { if (actives[i] instanceof FLyrVect) { FLyrVect lyrVect =
534
         * (FLyrVect) actives[i]; FBitSet oldBitSet = lyrVect.getSelection();
535
         * FBitSet newBitSet = lyrVect.queryByRect(rect); newBitSet.xor(oldBitSet);
536
         * lyrVect.setSelection(newBitSet); } }
537
         *  }
538
         */
539

    
540
        /**
541
         * @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#selectByShape(com.iver.cit.gvsig.fmap.fshape.IGeometry,
542
         *      int)
543
         */
544
        public void selectByShape(IGeometry g, int relationship) {
545
        }
546

    
547
        /**
548
         * @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#queryByPoint(Point2D,
549
         *      double)
550
         */
551
        public Record[] queryByPoint(Point2D p, double tolerance) {
552
                return null;
553
        }
554

    
555
        /**
556
         * @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#queryByRect(java.awt.geom.Rectangle2D)
557
         */
558
        public Record[] queryByRect(Rectangle2D rect) {
559
                return null;
560
        }
561

    
562
        /**
563
         * @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#queryByShape(com.iver.cit.gvsig.fmap.fshape.IGeometry,
564
         *      int)
565
         */
566
        public Record[] queryByShape(IGeometry g, int relationship) {
567
                return null;
568
        }
569

    
570
        /**
571
         * @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#getSelectionBounds()
572
         */
573
        public Rectangle2D getSelectionBounds() {
574
                SelectedZoomVisitor visitor = new SelectedZoomVisitor();
575

    
576
                try {
577
                        layers.process(visitor);
578
                } catch (DriverException e1) {
579
                        throw new RuntimeException(
580
                                        "No se espera que SelectByPointVisitor lance esta excepci?n",
581
                                        e1);
582
                } catch (VisitException e) {
583
                        throw new RuntimeException(
584
                                        "No se espera que SelectByPointVisitor lance esta excepci?n",
585
                                        e);
586
                }
587

    
588
                return visitor.getSelectBound();
589
        }
590

    
591
        /**
592
         * @see com.iver.cit.gvsig.fmap.operations.LayerOperations#draw(java.awt.image.BufferedImage,
593
         *      java.awt.Graphics2D, ISymbol)
594
         */
595
        public void draw(BufferedImage image, Graphics2D g, Cancellable cancel,
596
                        double scale) throws DriverException {
597
                if (viewPort.getExtent() == null) {
598
                        // System.err.println("viewPort.getExtent() = null");
599
                        return;
600
                }
601
                System.out.println("Viewport despues: " + viewPort.toString());
602
                /*
603
                 * if ((viewPort.getImageWidth() <=0) || (viewPort.getImageHeight() <=
604
                 * 0)) { return; }
605
                 */
606

    
607
                prepareDrawing(image, g, scale);
608

    
609
                // M?s c?lidad al texto
610
                RenderingHints renderHints = new RenderingHints(
611
                                RenderingHints.KEY_ANTIALIASING,
612
                                RenderingHints.VALUE_ANTIALIAS_ON);
613
                renderHints.put(RenderingHints.KEY_RENDERING,
614
                                RenderingHints.VALUE_RENDER_QUALITY);
615
                renderHints.put(RenderingHints.KEY_TEXT_ANTIALIASING,
616
                                RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
617
                g.setRenderingHints(renderHints);
618

    
619
                long t1 = System.currentTimeMillis();
620
                layers.draw(image, g, viewPort, cancel, scale);
621

    
622
                LayerDrawEvent beforeTracLayerEvent = new LayerDrawEvent(tracLayer,
623
                                g, viewPort, LayerDrawEvent.GRAPHICLAYER_BEFORE_DRAW);
624
                fireLayerDrawingEvent(beforeTracLayerEvent);
625
                tracLayer.draw(image, g, viewPort, cancel, scale);
626
                LayerDrawEvent afterTracLayerEvent = new LayerDrawEvent(tracLayer,
627
                                g, viewPort, LayerDrawEvent.GRAPHICLAYER_AFTER_DRAW);
628
                fireLayerDrawingEvent(afterTracLayerEvent);
629
                
630
                layers.setDirty(false);
631

    
632
                long t2 = System.currentTimeMillis();
633
                System.err.println("Tiempo de dibujado:" + (t2 - t1) +
634
                                " mseg. Memoria libre:" + Runtime.getRuntime().freeMemory() / 1024  + " KB");
635
                /*
636
                 * g.setColor(Color.BLUE); GeneralPath shpR = new
637
                 * GeneralPath(viewPort.getExtent());
638
                 * shpR.transform(viewPort.getAffineTransform()); g.draw(shpR);
639
                 */
640
                System.gc();
641
        }
642

    
643
        /**
644
         * En esta funci?n vamos a revisar las capas que necesitan repintarse,
645
         * por si hay alguna que se haya guardado la imagen de las anteriores
646
         * y puede acelerar el dibujado.
647
         * @param image
648
         * @param g
649
         * @param scale
650
         */
651
        private void prepareDrawing(BufferedImage image, Graphics2D g, double scale) {
652

    
653
                // Primera pasada: si alguna capa necesita repintarse por debajo
654
                // de la que tiene la cache, TODAS necesitan
655
                // ser repintadas.
656
                boolean bNeedRepaint = false;
657
                boolean bMayExistAceleration = false;
658
                for (int i = 0; i < layers.getLayersCount(); i++)
659
                {
660
                        FLayer lyr = layers.getLayer(i);
661
                        if (lyr.isCachingDrawnLayers() && (lyr.getCacheImageDrawnLayers() != null))
662
                        {
663
                                bMayExistAceleration = true;
664
                        }
665
                        else
666
                        {
667
                                if (lyr.isDirty())
668
                                        bNeedRepaint = true;
669
                        }
670
                }
671
                if (bMayExistAceleration==false)
672
                        bNeedRepaint = true;
673
                if (bNeedRepaint)
674
                        layers.setDirty(true);
675
                else
676
                        recursivePrepareDrawing(layers, 0);
677
        }
678

    
679
        private void validatePreviousLayers(FLayers layers, int index)
680
        {
681
                // TODO: Aqu? quiz?s habr?a que explorar los padres de las capas
682
                // para marcar y/o asignar la imagen cacheada.
683
                for (int i = 0; i < index; i++)
684
                {
685
                        FLayer lyr = layers.getLayer(i);
686
                        lyr.setDirty(false);
687
                }
688
                // Las de arriba las marcamos como sucias
689
//                for (int i = index; i < layers.getLayersCount(); i++)
690
//                {
691
//                        FLayer lyr = layers.getLayer(i);
692
//                        lyr.setDirty(true);
693
//                }
694
        }
695

    
696
        private void recursivePrepareDrawing(FLayers parent, int indexInParent)
697
        {
698
                for (int i = indexInParent; i < parent.getLayersCount(); i++)
699
                {
700
                        FLayer lyr = layers.getLayer(i);
701
                        if (lyr.isCachingDrawnLayers() && (lyr.getCacheImageDrawnLayers() != null))
702
                        {
703
                                // les decimos a las anteriores que est?n validadas (not dirty)
704
                                // para que no se dibujen.
705
                                if (lyr.isDirty())
706
                                        validatePreviousLayers(parent, i);
707
                        }
708

    
709
                        if (lyr instanceof FLayers)
710
                        {
711
                                recursivePrepareDrawing((FLayers)lyr, 0);
712
                        }
713
                }
714

    
715
        }
716

    
717
        public void drawGraphics(BufferedImage image, Graphics2D g,
718
                        Cancellable cancel, double scale) throws DriverException {
719
                if (viewPort == null)
720
                        return;
721
                tracLayer.draw(image, g, viewPort, cancel, scale);
722
        }
723

    
724
        /**
725
         * @see com.iver.cit.gvsig.fmap.operations.LayerOperations#draw(java.awt.image.BufferedImage,
726
         *      java.awt.Graphics2D, ISymbol)
727
         */
728
        public void draw(BufferedImage image, Graphics2D g, double scale)
729
                        throws DriverException {
730
                layers.setDirty(true);
731
                draw(image, g, new Cancellable() {
732
                        /**
733
                         * @see com.iver.utiles.swing.threads.Cancellable#isCanceled()
734
                         */
735
                        public boolean isCanceled() {
736
                                return false;
737
                        }
738

    
739
                        public void setCanceled(boolean canceled) {
740
                                // TODO Auto-generated method stub
741

    
742
                        }
743
                }, scale);
744
        }
745

    
746
        /**
747
         * Devuelve el ViewPort.
748
         *
749
         * @return Returns the viewPort.
750
         */
751
        public ViewPort getViewPort() {
752
                return viewPort;
753
        }
754

    
755
        /**
756
         * Inserta un ViewPort.
757
         *
758
         * @param viewPort
759
         *            The viewPort to set.
760
         */
761
        public void setViewPort(ViewPort viewPort) {
762
                if (this.viewPort != null) {
763
                        this.viewPort.removeViewPortListener(eventBuffer);
764
                }
765

    
766
                this.viewPort = viewPort;
767
                if (viewPort != null)
768
                        viewPort.addViewPortListener(eventBuffer);
769
        }
770

    
771
        /**
772
         * Sets the given zoom extent to the viewport.
773
         *
774
         * @param extent
775
         *            The extent to zoom to.
776
         */
777
        public void zoomToExtent(Rectangle2D extent) {
778
            getViewPort().setExtent(extent);
779
        }
780

    
781
        /**
782
         * M?todo de conveniencia. Recorre las capas y te da el fullExtent
783
         *
784
         * @return fullExtent de todas las capas.
785
         *
786
         * @throws DriverException
787
         */
788
        public Rectangle2D getFullExtent() throws DriverException {
789
                return layers.getFullExtent();
790
        }
791

    
792
        /**
793
         * Devuelve el XMLEntity.
794
         *
795
         * @return XMLEntity.
796
         * @throws XMLException
797
         */
798
        public XMLEntity getXMLEntity() throws XMLException {
799
                XMLEntity xml = new XMLEntity();
800
                xml.putProperty("className", this.getClass().getName());
801
                xml.addChild(viewPort.getXMLEntity());
802
                xml.addChild(layers.getXMLEntity());
803

    
804
                return xml;
805
        }
806

    
807
        /**
808
         * Crea un nuevo FMAp a partir del XMLEntity.
809
         *
810
         * @param xml
811
         *            XMLEntity
812
         *
813
         * @return Nuevo FMap.
814
         *
815
         * @throws XMLException
816
         */
817
        public static MapContext createFromXML03(XMLEntity xml) throws XMLException {
818
                ViewPort vp = ViewPort.createFromXML03(xml.getChild(0));
819
                MapContext fmap = new MapContext(vp);
820
                fmap.layers.setXMLEntity03(xml.getChild(1));
821

    
822
                return fmap;
823
        }
824

    
825
        /**
826
         * Crea un nuevo FMAp a partir del XMLEntity.
827
         *
828
         * @param xml
829
         *            XMLEntity
830
         *
831
         * @return Nuevo FMap.
832
         *
833
         * @throws XMLException
834
         */
835
        public static MapContext createFromXML(XMLEntity xml) throws XMLException {
836
                ViewPort vp = ViewPort.createFromXML(xml.getChild(0));
837
                MapContext fmap = new MapContext(vp);
838
                fmap.layers.setXMLEntity(xml.getChild(1));
839

    
840
                return fmap;
841
        }
842

    
843
        /**
844
         * A?ade un AtomicEventListener.
845
         *
846
         * @param listener
847
         *            AtomicEventListener.
848
         *
849
         * @return True si se ha a?adido correctamente.
850
         */
851
        public boolean addAtomicEventListener(AtomicEventListener listener) {
852
                return eventBuffer.addAtomicEventListener(listener);
853
        }
854

    
855
        /**
856
         * Borra un AtomicEventListener de la lista de listeners.
857
         *
858
         * @param listener
859
         *            AtomicEventListener a borrar.
860
         *
861
         * @return True si se ha borrado correctamente.
862
         */
863
        public boolean removeAtomicEventListener(AtomicEventListener listener) {
864
                return eventBuffer.removeAtomicEventListener(listener);
865
        }
866

    
867
        /**
868
         * Inicializa los AtomicEvent.
869
         */
870
        public void beginAtomicEvent() {
871
                eventBuffer.beginAtomicEvent();
872
        }
873

    
874
        /**
875
         * Finaliza los AtomicEvent.
876
         */
877
        public void endAtomicEvent() {
878
                eventBuffer.endAtomicEvent();
879
        }
880

    
881
        /**
882
         * Evento Layer.
883
         *
884
         * @author Fernando Gonz?lez Cort?s
885
         */
886
        public class LayerEventListener implements LayerCollectionListener {
887
                /**
888
                 * @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerAdded(com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent)
889
                 */
890
                public void layerAdded(LayerCollectionEvent e) {
891
                        // Si es la primera capa, fijamos su extent al ViewPort
892
                        // if (getLayers().getLayersCount() == 1) {
893
                        if (getViewPort().getExtent() == null) {
894
                                FLayer lyr = e.getAffectedLayer();
895

    
896
                                try {
897
                                        getViewPort().setExtent(lyr.getFullExtent());
898
                                } catch (DriverException e1) {
899
                                }
900
                        }
901

    
902
                        // Registramos al FMap como listener del legend de las capas
903
                        FLayer lyr = e.getAffectedLayer();
904
                        selectionListener(lyr);
905
                }
906

    
907
                private void selectionListener(FLayer lyr){
908
                        lyr.addLayerListener(eventBuffer);
909

    
910
                        if (lyr instanceof Classifiable) {
911
                                Classifiable c = (Classifiable) lyr;
912
                                c.addLegendListener(eventBuffer);
913
                        }
914

    
915
                        if (lyr instanceof AlphanumericData) {
916
                                Selectable s=null;
917
                                try {
918
                                        s = ((AlphanumericData) lyr).getRecordset();
919
                                        if (s!=null) {
920
                                                s.addSelectionListener(eventBuffer);
921
                                        }
922
                                } catch (DriverException e1) {
923
                                        // TODO Auto-generated catch block
924
                                        e1.printStackTrace();
925
                                }
926

    
927
                        }
928
                        if (lyr instanceof FLayers){
929
                                FLayers lyrs=(FLayers)lyr;
930
                                for(int i=0;i<lyrs.getLayersCount();i++){
931
                                        selectionListener(lyrs.getLayer(i));
932
                                }
933
                        }
934

    
935
                }
936
                /**
937
                 * @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerMoved(com.iver.cit.gvsig.fmap.layers.LayerPositionEvent)
938
                 */
939
                public void layerMoved(LayerPositionEvent e) {
940
                }
941

    
942
                /**
943
                 * @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerRemoved(com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent)
944
                 */
945
                public void layerRemoved(LayerCollectionEvent e) {
946
                        FLayer lyr = e.getAffectedLayer();
947

    
948
                        lyr.removeLayerListener(eventBuffer);
949

    
950
                        if (lyr instanceof Classifiable) {
951
                                Classifiable c = (Classifiable) lyr;
952
                                c.removeLegendListener(eventBuffer);
953
                        }
954

    
955
                        if (lyr instanceof Selectable) {
956
                                Selectable s = (Selectable) lyr;
957
                                s.addSelectionListener(eventBuffer);
958
                        }
959
                }
960

    
961
                /**
962
                 * @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerAdding(com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent)
963
                 */
964
                public void layerAdding(LayerCollectionEvent e)
965
                                throws CancelationException {
966
                }
967

    
968
                /**
969
                 * @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerMoving(com.iver.cit.gvsig.fmap.layers.LayerPositionEvent)
970
                 */
971
                public void layerMoving(LayerPositionEvent e)
972
                                throws CancelationException {
973
                }
974

    
975
                /**
976
                 * @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerRemoving(com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent)
977
                 */
978
                public void layerRemoving(LayerCollectionEvent e)
979
                                throws CancelationException {
980
                }
981

    
982

    
983
                /**
984
                 * @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#visibilityChanged(com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent)
985
                 */
986
                public void visibilityChanged(LayerCollectionEvent e)
987
                                throws CancelationException {
988
                }
989
        }
990

    
991
        public void addAsCollectionListener(FLayers layers2) {
992
                layers2.addLayerCollectionListener(layerEventListener);
993
        }
994

    
995
        public GraphicLayer getGraphicsLayer() {
996
                return tracLayer;
997
        }
998

    
999
        /**
1000
         * Asigna la capa gr?fica
1001
         * @param graphicLayer
1002
         */
1003
        public void setGraphicsLayer(GraphicLayer graphicLayer) {
1004
                tracLayer = graphicLayer;
1005
        }
1006

    
1007
        public boolean equals(Object arg0) {
1008
                MapContext map = (MapContext) arg0;
1009
                if (super.equals(arg0))
1010
                        return true;
1011
                if (getLayers() == map.getLayers())
1012
                        return true;
1013
                boolean isEqual = true;
1014
                if (map.getLayers().getLayersCount() == getLayers().getLayersCount()) {
1015
                        for (int i = 0; i < getLayers().getLayersCount(); i++) {
1016

    
1017
                                if (!getLayers().getLayer(i).getName().equals(
1018
                                                map.getLayers().getLayer(i).getName())) {
1019
                                        isEqual = false;
1020
                                }
1021

    
1022
                        }
1023
                } else {
1024
                        isEqual = false;
1025
                }
1026
                return isEqual;
1027
        }
1028

    
1029
        public void addLayerError(String stringProperty) {
1030
                layersError.add(stringProperty);
1031
        }
1032

    
1033
        public ArrayList getLayersError() {
1034
                return layersError;
1035
        }
1036

    
1037
        public void clearErrors() {
1038
                layersError.clear();
1039
        }
1040

    
1041
        public void clearAllCachingImageDrawnLayers() {
1042
                clearCachingImageDrawnLayers(this.layers);
1043
}
1044
        private void clearCachingImageDrawnLayers(FLayers layers){
1045
                int i;
1046
                FLayer layer;
1047
                for (i=0;i< layers.getLayersCount();i++){
1048
                        layer = layers.getLayer(i);
1049
                        if (layer instanceof FLayers) {
1050
                                clearCachingImageDrawnLayers((FLayers)layer);
1051
                        } else {
1052
                                layer.setCacheImageDrawnLayers(null);
1053
                        }
1054
                }
1055
        }
1056

    
1057
        public void redraw() {
1058
                // truco
1059
                if (getLayers().getLayersCount() > 0)
1060
                        getLayers().moveTo(0,0);
1061

    
1062
        }
1063

    
1064
}