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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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86
/**
87
 * Modelo del mapa.
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 *
89
 * @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, 1/8.983152841195214E-6 };
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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, 1/8.983152841195214E-4 };
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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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         *
140
         * @param vp
141
         *            ViewPort.
142
         */
143
        public MapContext(ViewPort vp) {
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                this.layers = new FLayers(this, null);
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146
                layerEventListener = new LayerEventListener();
147
                layers.addLayerCollectionListener(layerEventListener);
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                layers.addLayerCollectionListener(eventBuffer);
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                setViewPort(vp);
151

    
152
        }
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154
        public MapContext(FLayers fLayers, ViewPort vp) {
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                this.layers = fLayers;
156

    
157
                layerEventListener = new LayerEventListener();
158
                layers.addLayerCollectionListener(layerEventListener);
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                layers.addLayerCollectionListener(eventBuffer);
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161
                setViewPort(vp);
162
        }
163

    
164
        /**
165
         * Reports to all registered driver listener a group of driverexceptions
166
         * produced in the same fmap atomic transaction
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         * @param driverExceptions
168
         */
169
        public synchronized void reportDriverExceptions(String introductoryText,
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                                                                                                        List driverExceptions){
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                for (int i = 0; i < errorListeners.size(); i++) {
172
                        ((ErrorListener) errorListeners.get(i)).
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                                reportDriverExceptions(introductoryText, driverExceptions);
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                }
175
        }
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177

    
178
        /**
179
         * A?ade un LegendListener.
180
         *
181
         * @param listener
182
         *            LegendListener a a?adir.
183
         */
184
        public void addLayerListener(LegendListener listener) {
185
                if (!legendListeners.contains(listener))
186
                        legendListeners.add(listener);
187
        }
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189
        public void addLayerDrawingListener(LayerDrawingListener listener) {
190
                layerDrawingListeners.add(listener);
191
        }
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193
        public void removeLayerDrawListener(LayerDrawingListener listener) {
194
                layerDrawingListeners.remove(listener);
195
        }
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197
        public void addErrorListener(ErrorListener listener) {
198
                errorListeners.add(listener);
199
        }
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        public void removeErrorListener(LegendListener listener) {
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                legendListeners.remove(listener);
203
        }
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205
        /**
206
         * M?todo ejecutado cuando hay un cambio de leyenda que se quiera reflejar.
207
         *
208
         * @param e
209
         *            LegendChangedEvent.
210
         */
211
        public synchronized void callLegendChanged() {
212
                for (int i = 0; i < legendListeners.size(); i++) {
213
                        ((LegendListener) legendListeners.get(i)).legendChanged(null);
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                }
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                // getLayers().moveTo(0,0);
216
        }
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        public synchronized void fireLayerDrawingEvent(LayerDrawEvent e) {
219
                for (int i = 0; i < layerDrawingListeners.size(); i++)
220
                {
221
                        LayerDrawingListener listener = (LayerDrawingListener) layerDrawingListeners.get(i);
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                        switch (e.getEventType())
223
                        {
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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) {
242
                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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248
        /**
249
         * Borra un LegendListener.
250
         *
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         * @param listener
252
         *            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.
262
         */
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        public FLayers getLayers() {
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                return layers;
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        }
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        /**
268
         * Dibuja en la imagen que se pasa como par?metro el contenido de las capas
269
         * visibles del mapa y teniendo en cuenta los datos del ViewPort contenido
270
         * en este FMap
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         *
272
         * @param b
273
         *            Imagen.
274
         */
275
        public void drawLabels(BufferedImage b) {
276
        }
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278
        /**
279
         * M?todo de conveniencia que se usa provisionalmente para solicitar un
280
         * refresco de todo lo que dependa del FMap (MapContext). Esto provocar? un
281
         * 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
         */
284
        public void invalidate() {
285
                getLayers().moveTo(0, 0);
286
        }
287

    
288
        /**
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.
291
         *
292
         * @param g
293
         *            Graphics2D
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         *
295
         * @throws DriverException
296
         */
297
        public void print(Graphics2D g, double scale, PrintRequestAttributeSet properties) throws DriverException {
298
                RenderingHints renderHints = new RenderingHints(
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                                RenderingHints.KEY_ANTIALIASING,
300
                                RenderingHints.VALUE_ANTIALIAS_ON);
301
                renderHints.put(RenderingHints.KEY_RENDERING,
302
                                RenderingHints.VALUE_RENDER_QUALITY);
303
                g.setRenderingHints(renderHints);
304

    
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
        }
318

    
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
        }
334

    
335
        /**
336
         * Crea un nuevo FMap totalmente desligado, se replican las capas y el
337
         * 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
                if (viewPort.getAdjustedExtent() == null) {
415
                        return 0;
416
                }
417

    
418
                if (proj == null) {
419
                        double w = ((viewPort.getImageSize().getWidth() / dpi) * 2.54);
420
                        return (long) (viewPort.getAdjustedExtent().getWidth() / w * CHANGEM[getViewPort()
421
                                        .getMapUnits()]/CHANGEM[getViewPort().getDistanceUnits()]);
422
                }
423
                if (proj.isProjected())
424
                return Math.round(proj.getScale((viewPort.getAdjustedExtent().getMinX()*CHANGEM[getViewPort().getMapUnits()])/CHANGEM[getViewPort().getDistanceUnits()],
425
                                (viewPort.getAdjustedExtent().getMaxX()*CHANGEM[getViewPort().getMapUnits()])/CHANGEM[getViewPort().getDistanceUnits()], viewPort.getImageSize()
426
                                                .getWidth(), dpi));
427
                return Math.round(proj.getScale((viewPort.getAdjustedExtent().getMinX()*CHANGEM[1])/CHANGEM[getViewPort().getDistanceUnits()],
428
                                (viewPort.getAdjustedExtent().getMaxX()*CHANGEM[1])/CHANGEM[getViewPort().getDistanceUnits()], viewPort.getImageSize()
429
                                                .getWidth(), dpi));
430
        }
431
        /**
432
         * Introduce un nuevo extent en la vista a partir de la escala que se pasa como par?metro.
433
         *
434
         * @return escala de la vista.
435
         */
436
        public void setScaleView(long scale) {
437
                clearAllCachingImageDrawnLayers();
438
                Preferences prefsResolution = Preferences.userRoot().node( "gvsig.configuration.screen" );
439
                Toolkit kit = Toolkit.getDefaultToolkit();
440
                double dpi = prefsResolution.getInt("dpi",kit.getScreenResolution());
441
                if (viewPort.getImageSize() == null)
442
                        return;
443
                IProjection proj = viewPort.getProjection();
444
                if (viewPort.getAdjustedExtent() == null) {
445
                        return;
446
                }
447
                Rectangle2D rec=proj.getExtent(
448
                                viewPort.getAdjustedExtent(),
449
                                scale,viewPort.getImageWidth(),
450
                                viewPort.getImageHeight(),
451
                                CHANGE[getViewPort().getMapUnits()],
452
//                                CHANGEM[getViewPort().getDistanceUnits()],
453
                                dpi);
454
//                double dif=CHANGEM[getViewPort().getDistanceUnits()];
455
//                double w=rec.getWidth()/dif;
456
//                double h=rec.getHeight()/dif;
457
//                rec.setRect(rec.getCenterX()-w/2,rec.getCenterY()-h/2,w,h);
458
                getViewPort().setExtent(rec);
459
        }
460

    
461
        /**
462
         * @see org.cresques.geo.Projected#getProjection()
463
         */
464
        public IProjection getProjection() {
465
                return getViewPort().getProjection();
466
        }
467

    
468
        /**
469
         * Inserta la proyecci?n.
470
         *
471
         * @param proj
472
         *            Proyecci?n.
473
         */
474
        public void setProjection(IProjection proj) {
475
                if (getViewPort() != null) {
476
                        getViewPort().setProjection(proj);
477
                }
478
        }
479

    
480
        /**
481
         * @see org.cresques.geo.Projected#reProject(org.cresques.cts.ICoordTrans)
482
         */
483
        public void reProject(ICoordTrans arg0) {
484
                // TODO implementar reprojecci?n (lo que sea eso)
485
        }
486

    
487

    
488
        /**
489
         * @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#getSelectionBounds()
490
         */
491
        public Rectangle2D getSelectionBounds() {
492
                SelectedZoomVisitor visitor = new SelectedZoomVisitor();
493

    
494
                try {
495
                        layers.process(visitor);
496
                } catch (DriverException e1) {
497
                        throw new RuntimeException(
498
                                        "No se espera que SelectByPointVisitor lance esta excepci?n",
499
                                        e1);
500
                } catch (VisitException e) {
501
                        throw new RuntimeException(
502
                                        "No se espera que SelectByPointVisitor lance esta excepci?n",
503
                                        e);
504
                }
505

    
506
                return visitor.getSelectBound();
507
        }
508

    
509
        /**
510
         * @see com.iver.cit.gvsig.fmap.operations.LayerOperations#draw(java.awt.image.BufferedImage,
511
         *      java.awt.Graphics2D, ISymbol)
512
         */
513
        public void draw(BufferedImage image, Graphics2D g, Cancellable cancel,
514
                        double scale) throws DriverException {
515
                if (viewPort.getExtent() == null) {
516
                        // System.err.println("viewPort.getExtent() = null");
517
                        return;
518
                }
519
                System.out.println("Viewport despues: " + viewPort.toString());
520
                /*
521
                 * if ((viewPort.getImageWidth() <=0) || (viewPort.getImageHeight() <=
522
                 * 0)) { return; }
523
                 */
524

    
525
                prepareDrawing(image, g, scale);
526

    
527
                // M?s c?lidad al texto
528
                RenderingHints renderHints = new RenderingHints(
529
                                RenderingHints.KEY_ANTIALIASING,
530
                                RenderingHints.VALUE_ANTIALIAS_ON);
531
                renderHints.put(RenderingHints.KEY_RENDERING,
532
                                RenderingHints.VALUE_RENDER_QUALITY);
533
                renderHints.put(RenderingHints.KEY_TEXT_ANTIALIASING,
534
                                RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
535
                g.setRenderingHints(renderHints);
536

    
537
                long t1 = System.currentTimeMillis();
538
                layers.draw(image, g, viewPort, cancel, scale);
539

    
540
                LayerDrawEvent beforeTracLayerEvent = new LayerDrawEvent(tracLayer,
541
                                g, viewPort, LayerDrawEvent.GRAPHICLAYER_BEFORE_DRAW);
542
                fireLayerDrawingEvent(beforeTracLayerEvent);
543
                tracLayer.draw(image, g, viewPort, cancel, scale);
544
                LayerDrawEvent afterTracLayerEvent = new LayerDrawEvent(tracLayer,
545
                                g, viewPort, LayerDrawEvent.GRAPHICLAYER_AFTER_DRAW);
546
                fireLayerDrawingEvent(afterTracLayerEvent);
547

    
548
                //layers.setDirty(false);
549

    
550
                long t2 = System.currentTimeMillis();
551
                System.err.println("Tiempo de dibujado:" + (t2 - t1) +
552
                                " mseg. Memoria libre:" + Runtime.getRuntime().freeMemory() / 1024  + " KB");
553
                /*
554
                 * g.setColor(Color.BLUE); GeneralPath shpR = new
555
                 * GeneralPath(viewPort.getExtent());
556
                 * shpR.transform(viewPort.getAffineTransform()); g.draw(shpR);
557
                 */
558
                System.gc();
559
        }
560

    
561
        /**
562
         * En esta funci?n vamos a revisar las capas que necesitan repintarse,
563
         * por si hay alguna que se haya guardado la imagen de las anteriores
564
         * y puede acelerar el dibujado.
565
         * @param image
566
         * @param g
567
         * @param scale
568
         */
569
        private void prepareDrawing(BufferedImage image, Graphics2D g, double scale) {
570

    
571
                // Primera pasada: si alguna capa necesita repintarse por debajo
572
                // de la que tiene la cache, TODAS necesitan
573
                // ser repintadas.
574
                boolean bNeedRepaint = false;
575
                boolean bMayExistAceleration = false;
576
                for (int i = 0; i < layers.getLayersCount(); i++)
577
                {
578
                        FLayer lyr = layers.getLayer(i);
579
                        if (lyr.isCachingDrawnLayers() && (lyr.getCacheImageDrawnLayers() != null))
580
                        {
581
                                bMayExistAceleration = true;
582
                        }
583
                        else
584
                        {
585
                                if (lyr.isDirty())
586
                                        bNeedRepaint = true;
587
                        }
588
                }
589
                if (bMayExistAceleration==false)
590
                        bNeedRepaint = true;
591
                if (bNeedRepaint)
592
                        layers.setDirty(true);
593
                else
594
                        recursivePrepareDrawing(layers, 0);
595
        }
596

    
597
        private void validatePreviousLayers(FLayers layers, int index)
598
        {
599
                // TODO: Aqu? quiz?s habr?a que explorar los padres de las capas
600
                // para marcar y/o asignar la imagen cacheada.
601
                for (int i = 0; i < index; i++)
602
                {
603
                        FLayer lyr = layers.getLayer(i);
604
                        lyr.setDirty(false);
605
                }
606
                // Las de arriba las marcamos como sucias
607
//                for (int i = index; i < layers.getLayersCount(); i++)
608
//                {
609
//                        FLayer lyr = layers.getLayer(i);
610
//                        lyr.setDirty(true);
611
//                }
612
        }
613

    
614
        private void recursivePrepareDrawing(FLayers parent, int indexInParent)
615
        {
616
                for (int i = indexInParent; i < parent.getLayersCount(); i++)
617
                {
618
                        FLayer lyr = layers.getLayer(i);
619
                        if (lyr.isCachingDrawnLayers() && (lyr.getCacheImageDrawnLayers() != null))
620
                        {
621
                                // les decimos a las anteriores que est?n validadas (not dirty)
622
                                // para que no se dibujen.
623
                                if (lyr.isDirty())
624
                                        validatePreviousLayers(parent, i);
625
                        }
626

    
627
                        if (lyr instanceof FLayers)
628
                        {
629
                                recursivePrepareDrawing((FLayers)lyr, 0);
630
                        }
631
                }
632

    
633
        }
634

    
635
        public void drawGraphics(BufferedImage image, Graphics2D g,
636
                        Cancellable cancel, double scale) throws DriverException {
637
                if (viewPort == null)
638
                        return;
639
                tracLayer.draw(image, g, viewPort, cancel, scale);
640
        }
641

    
642
        /**
643
         * @see com.iver.cit.gvsig.fmap.operations.LayerOperations#draw(java.awt.image.BufferedImage,
644
         *      java.awt.Graphics2D, ISymbol)
645
         */
646
        public void draw(BufferedImage image, Graphics2D g, double scale)
647
                        throws DriverException {
648
                layers.setDirty(true);
649
                draw(image, g, new Cancellable() {
650
                        /**
651
                         * @see com.iver.utiles.swing.threads.Cancellable#isCanceled()
652
                         */
653
                        public boolean isCanceled() {
654
                                return false;
655
                        }
656

    
657
                        public void setCanceled(boolean canceled) {
658
                                // TODO Auto-generated method stub
659

    
660
                        }
661
                }, scale);
662
        }
663

    
664
        /**
665
         * Devuelve el ViewPort.
666
         *
667
         * @return Returns the viewPort.
668
         */
669
        public ViewPort getViewPort() {
670
                return viewPort;
671
        }
672

    
673
        /**
674
         * Inserta un ViewPort.
675
         *
676
         * @param viewPort
677
         *            The viewPort to set.
678
         */
679
        public void setViewPort(ViewPort viewPort) {
680
                if (this.viewPort != null) {
681
                        this.viewPort.removeViewPortListener(eventBuffer);
682
                }
683

    
684
                this.viewPort = viewPort;
685
                if (viewPort != null)
686
                        viewPort.addViewPortListener(eventBuffer);
687
        }
688

    
689
        /**
690
         * Sets the given zoom extent to the viewport.
691
         *
692
         * @param extent
693
         *            The extent to zoom to.
694
         */
695
        public void zoomToExtent(Rectangle2D extent) {
696
            getViewPort().setExtent(extent);
697
        }
698

    
699
        /**
700
         * M?todo de conveniencia. Recorre las capas y te da el fullExtent
701
         *
702
         * @return fullExtent de todas las capas.
703
         *
704
         * @throws DriverException
705
         */
706
        public Rectangle2D getFullExtent() throws DriverException {
707
                return layers.getFullExtent();
708
        }
709

    
710
        /**
711
         * Devuelve el XMLEntity.
712
         *
713
         * @return XMLEntity.
714
         * @throws XMLException
715
         */
716
        public XMLEntity getXMLEntity() throws XMLException {
717
                XMLEntity xml = new XMLEntity();
718
                xml.putProperty("className", this.getClass().getName());
719
                xml.addChild(viewPort.getXMLEntity());
720
                xml.addChild(layers.getXMLEntity());
721

    
722
                return xml;
723
        }
724

    
725
        /**
726
         * Crea un nuevo FMAp a partir del XMLEntity.
727
         *
728
         * @param xml
729
         *            XMLEntity
730
         *
731
         * @return Nuevo FMap.
732
         *
733
         * @throws XMLException
734
         */
735
        public static MapContext createFromXML03(XMLEntity xml) throws XMLException {
736
                ViewPort vp = ViewPort.createFromXML03(xml.getChild(0));
737
                MapContext fmap = new MapContext(vp);
738
                fmap.layers.setXMLEntity03(xml.getChild(1));
739

    
740
                return fmap;
741
        }
742

    
743
        /**
744
         * Crea un nuevo FMAp a partir del XMLEntity.
745
         *
746
         * @param xml
747
         *            XMLEntity
748
         *
749
         * @return Nuevo FMap.
750
         *
751
         * @throws XMLException
752
         */
753
        public static MapContext createFromXML(XMLEntity xml) throws XMLException {
754
                ViewPort vp = ViewPort.createFromXML(xml.getChild(0));
755
                MapContext fmap = new MapContext(vp);
756
                fmap.layers.setXMLEntity(xml.getChild(1));
757

    
758
                return fmap;
759
        }
760

    
761
        /**
762
         * A?ade un AtomicEventListener.
763
         *
764
         * @param listener
765
         *            AtomicEventListener.
766
         *
767
         * @return True si se ha a?adido correctamente.
768
         */
769
        public boolean addAtomicEventListener(AtomicEventListener listener) {
770
                return eventBuffer.addAtomicEventListener(listener);
771
        }
772

    
773
        /**
774
         * Borra un AtomicEventListener de la lista de listeners.
775
         *
776
         * @param listener
777
         *            AtomicEventListener a borrar.
778
         *
779
         * @return True si se ha borrado correctamente.
780
         */
781
        public boolean removeAtomicEventListener(AtomicEventListener listener) {
782
                return eventBuffer.removeAtomicEventListener(listener);
783
        }
784

    
785
        /**
786
         * Inicializa los AtomicEvent.
787
         */
788
        public void beginAtomicEvent() {
789
                eventBuffer.beginAtomicEvent();
790
        }
791

    
792
        /**
793
         * Finaliza los AtomicEvent.
794
         */
795
        public void endAtomicEvent() {
796
                eventBuffer.endAtomicEvent();
797
        }
798

    
799
        /**
800
         * Evento Layer.
801
         *
802
         * @author Fernando Gonz?lez Cort?s
803
         */
804
        public class LayerEventListener implements LayerCollectionListener {
805
                /**
806
                 * @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerAdded(com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent)
807
                 */
808
                public void layerAdded(LayerCollectionEvent e) {
809
                        // Si es la primera capa, fijamos su extent al ViewPort
810
                        // if (getLayers().getLayersCount() == 1) {
811
                        if (getViewPort().getExtent() == null) {
812
                                FLayer lyr = e.getAffectedLayer();
813

    
814
                                try {
815
                                        getViewPort().setExtent(lyr.getFullExtent());
816
                                } catch (DriverException e1) {
817
                                }
818
                        }
819

    
820
                        // Registramos al FMap como listener del legend de las capas
821
                        FLayer lyr = e.getAffectedLayer();
822
                        selectionListener(lyr);
823
                }
824

    
825
                private void selectionListener(FLayer lyr){
826
                        lyr.addLayerListener(eventBuffer);
827

    
828
                        if (lyr instanceof Classifiable) {
829
                                Classifiable c = (Classifiable) lyr;
830
                                c.addLegendListener(eventBuffer);
831
                        }
832

    
833
                        if (lyr instanceof AlphanumericData) {
834
                                Selectable s=null;
835
                                try {
836
                                        s = ((AlphanumericData) lyr).getRecordset();
837
                                        if (s!=null) {
838
                                                s.addSelectionListener(eventBuffer);
839
                                        }
840
                                } catch (DriverException e1) {
841
                                        // TODO Auto-generated catch block
842
                                        e1.printStackTrace();
843
                                }
844

    
845
                        }
846
                        if (lyr instanceof FLayers){
847
                                FLayers lyrs=(FLayers)lyr;
848
                                for(int i=0;i<lyrs.getLayersCount();i++){
849
                                        selectionListener(lyrs.getLayer(i));
850
                                }
851
                        }
852

    
853
                }
854
                /**
855
                 * @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerMoved(com.iver.cit.gvsig.fmap.layers.LayerPositionEvent)
856
                 */
857
                public void layerMoved(LayerPositionEvent e) {
858
                }
859

    
860
                /**
861
                 * @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerRemoved(com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent)
862
                 */
863
                public void layerRemoved(LayerCollectionEvent e) {
864
                        FLayer lyr = e.getAffectedLayer();
865

    
866
                        lyr.removeLayerListener(eventBuffer);
867

    
868
                        if (lyr instanceof Classifiable) {
869
                                Classifiable c = (Classifiable) lyr;
870
                                c.removeLegendListener(eventBuffer);
871
                        }
872

    
873
                        if (lyr instanceof Selectable) {
874
                                Selectable s = (Selectable) lyr;
875
                                s.addSelectionListener(eventBuffer);
876
                        }
877
                }
878

    
879
                /**
880
                 * @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerAdding(com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent)
881
                 */
882
                public void layerAdding(LayerCollectionEvent e)
883
                                throws CancelationException {
884
                }
885

    
886
                /**
887
                 * @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerMoving(com.iver.cit.gvsig.fmap.layers.LayerPositionEvent)
888
                 */
889
                public void layerMoving(LayerPositionEvent e)
890
                                throws CancelationException {
891
                }
892

    
893
                /**
894
                 * @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerRemoving(com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent)
895
                 */
896
                public void layerRemoving(LayerCollectionEvent e)
897
                                throws CancelationException {
898
                }
899

    
900

    
901
                /**
902
                 * @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#visibilityChanged(com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent)
903
                 */
904
                public void visibilityChanged(LayerCollectionEvent e)
905
                                throws CancelationException {
906
                }
907
        }
908

    
909
        public void addAsCollectionListener(FLayers layers2) {
910
                layers2.addLayerCollectionListener(layerEventListener);
911
        }
912

    
913
        public GraphicLayer getGraphicsLayer() {
914
                return tracLayer;
915
        }
916

    
917
        /**
918
         * Asigna la capa gr?fica
919
         * @param graphicLayer
920
         */
921
        public void setGraphicsLayer(GraphicLayer graphicLayer) {
922
                tracLayer = graphicLayer;
923
        }
924

    
925
        public boolean equals(Object arg0) {
926
                MapContext map = (MapContext) arg0;
927
                if (super.equals(arg0))
928
                        return true;
929
                if (getLayers() == map.getLayers())
930
                        return true;
931
                boolean isEqual = true;
932
                if (map.getLayers().getLayersCount() == getLayers().getLayersCount()) {
933
                        for (int i = 0; i < getLayers().getLayersCount(); i++) {
934

    
935
                                if (!getLayers().getLayer(i).getName().equals(
936
                                                map.getLayers().getLayer(i).getName())) {
937
                                        isEqual = false;
938
                                }
939

    
940
                        }
941
                } else {
942
                        isEqual = false;
943
                }
944
                return isEqual;
945
        }
946

    
947
        public void addLayerError(String stringProperty) {
948
                layersError.add(stringProperty);
949
        }
950

    
951
        public ArrayList getLayersError() {
952
                return layersError;
953
        }
954

    
955
        public void clearErrors() {
956
                layersError.clear();
957
        }
958

    
959
        public void clearAllCachingImageDrawnLayers() {
960
                clearCachingImageDrawnLayers(this.layers);
961
}
962
        private void clearCachingImageDrawnLayers(FLayers layers){
963
                int i;
964
                FLayer layer;
965
                for (i=0;i< layers.getLayersCount();i++){
966
                        layer = layers.getLayer(i);
967
                        if (layer instanceof FLayers) {
968
                                clearCachingImageDrawnLayers((FLayers)layer);
969
                        } else {
970
                                layer.setCacheImageDrawnLayers(null);
971
                        }
972
                }
973
        }
974

    
975
        public void redraw() {
976
                // truco
977
                if (getLayers().getLayersCount() > 0)
978
                        getLayers().moveTo(0,0);
979

    
980
        }
981

    
982
}