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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 org.gvsig.fmap.mapcontext.layers;
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43
import java.awt.Graphics2D;
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import java.awt.Point;
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import java.awt.image.BufferedImage;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Set;
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import java.util.TreeSet;
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import org.cresques.cts.ICoordTrans;
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import org.cresques.cts.IProjection;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.gvsig.compat.print.PrintAttributes;
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import org.gvsig.fmap.dal.exception.DataException;
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import org.gvsig.fmap.dal.exception.ReadException;
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import org.gvsig.fmap.geom.primitive.Envelope;
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import org.gvsig.fmap.mapcontext.MapContext;
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import org.gvsig.fmap.mapcontext.MapContextRuntimeException;
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import org.gvsig.fmap.mapcontext.Messages;
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import org.gvsig.fmap.mapcontext.ViewPort;
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import org.gvsig.fmap.mapcontext.exceptions.LoadLayerException;
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import org.gvsig.fmap.mapcontext.layers.operations.ComposedLayer;
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import org.gvsig.fmap.mapcontext.layers.operations.InfoByPoint;
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import org.gvsig.fmap.mapcontext.layers.operations.LayerCollection;
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import org.gvsig.fmap.mapcontext.layers.operations.LayerNotFoundInCollectionException;
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import org.gvsig.fmap.mapcontext.layers.operations.LayersVisitable;
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import org.gvsig.fmap.mapcontext.layers.operations.LayersVisitor;
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import org.gvsig.fmap.mapcontext.rendering.legend.styling.ILabelable;
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import org.gvsig.metadata.exceptions.MetadataException;
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import org.gvsig.tools.ToolsLocator;
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import org.gvsig.tools.dispose.Disposable;
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import org.gvsig.tools.dynobject.DynObjectSet;
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import org.gvsig.tools.dynobject.DynStruct;
79
import org.gvsig.tools.dynobject.impl.MultiDynObjectSet;
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import org.gvsig.tools.exception.BaseException;
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import org.gvsig.tools.persistence.PersistenceManager;
82
import org.gvsig.tools.persistence.PersistentState;
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import org.gvsig.tools.persistence.exception.PersistenceException;
84
import org.gvsig.tools.task.Cancellable;
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import org.gvsig.tools.visitor.NotSupportedOperationException;
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import org.gvsig.tools.visitor.Visitor;
87

    
88

    
89
/**
90
 * <p>Represents a generic collection of layers, that can be represented as a node in a tree of nodes of layers.</p>
91
 *
92
 * <p>Adapts the basic functionality implemented for a layer in the abstract class <code>FLyrDefault</code>, to
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 *  a collection of layers, implementing, as well, specific methods for this kind of object, defined in the
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 *  interfaces <code>VectorialData</code>, <code>LayerCollection</code>, and <code>InfoByPoint</code>.</p>
95
 *
96
 * @see FLyrDefault
97
 */
98
public class FLayers extends FLyrDefault implements LayerCollection,
99
InfoByPoint {
100

    
101
        
102
        /**
103
         * List with all listeners registered for this kind of node.
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         *
105
         * @see #addLayerCollectionListener(LayerCollectionListener)
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         * @see #removeLayerCollectionListener(LayerCollectionListener)
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         * @see #callLayerAdded(LayerCollectionEvent)
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         * @see #callLayerAdding(LayerCollectionEvent)
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         * @see #callLayerMoved(LayerPositionEvent)
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         * @see #callLayerMoving(LayerPositionEvent)
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         * @see #callLayerRemoved(LayerCollectionEvent)
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         * @see #callLayerRemoving(LayerCollectionEvent)
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         */
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        protected ArrayList layerCollectionListeners = null;
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116
        /**
117
         * A synchronized list with the layers.
118
         *
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         * @see #setAllVisibles(boolean)
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         * @see #addLayer(FLayer)
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         * @see #addLayer(int, FLayer)
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         * @see #moveTo(int, int)
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         * @see #removeLayer(FLayer)
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         * @see #removeLayer(int)
125
         * @see #removeLayer(String)
126
         * @see #replaceLayer(String, FLayer)
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         * @see #getVisibles()
128
         * @see #getLayer(int)
129
         * @see #getLayer(String)
130
         * @see #getLayersCount()
131
         * @see #getFullEnvelope()
132
         */
133
        protected List layers = null;
134

    
135
        /**
136
         * The model of the layer.
137
         *
138
         * @see #getMapContext()
139
         */
140
        protected MapContext fmap;
141

    
142
        /**
143
         * Useful for debug the problems during the implementation.
144
         */
145
        private static Logger logger = LoggerFactory.getLogger(FLayers.class);
146

    
147
        public FLayers() {
148
                super();
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                layerCollectionListeners = new ArrayList();
150
                layers = Collections.synchronizedList(new ArrayList());
151
                
152
                logger = LoggerFactory.getLogger(FLayers.class);
153
        }
154
        /*
155
         * (non-Javadoc)
156
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#addLayerCollectionListener(com.iver.cit.gvsig.fmap.layers.LayerCollectionListener)
157
         */
158
        public void addLayerCollectionListener(LayerCollectionListener listener) {
159
                if (!layerCollectionListeners.contains(listener)) {
160
                        layerCollectionListeners.add(listener);
161
                }
162
        }
163

    
164
        /*
165
         * (non-Javadoc)
166
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#setAllVisibles(boolean)
167
         */
168
        public void setAllVisibles(boolean visible) {
169
                FLayer lyr;
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171
                for (int i = 0; i < layers.size(); i++) {
172
                        lyr = ((FLayer) layers.get(i));
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                        lyr.setVisible(visible);
174

    
175
                        if (lyr instanceof LayerCollection) {
176
                                ((LayerCollection) lyr).setAllVisibles(visible);
177
                        }
178
                }
179
        }
180

    
181
        /*
182
         * (non-Javadoc)
183
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#removeLayerCollectionListener(com.iver.cit.gvsig.fmap.layers.LayerCollectionListener)
184
         */
185
        public void removeLayerCollectionListener(LayerCollectionListener listener) {
186
                layerCollectionListeners.remove(listener);
187
        }
188

    
189
        /**
190
         * Adds a layer on an specified position in this node.
191
         *
192
         * @param pos position in the inner list where the layer will be added
193
         * @param layer a layer
194
         */
195
        private void doAddLayer(int pos,FLayer layer) {
196
                layers.add(pos,layer);
197
                ToolsLocator.getDisposableManager().bind(layer);
198
                layer.setParentLayer(this);
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                IProjection layerProj = layer.getProjection();
200
                if(layerProj != null && fmap != null) {
201
                        IProjection mapContextProj = fmap.getProjection();
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                        // TODO REVISAR ESTO !!!!
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                        // Esta condici?n puede que no fuese exacta para todos los casos
204
                        if (!layerProj.getAbrev().equals(mapContextProj.getAbrev())) {
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                                ICoordTrans ct = layerProj.getCT(mapContextProj);
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                                layer.setCoordTrans(ct);
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                        } else {
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                                layer.setCoordTrans(null);
209
                        }
210
                }
211
                this.updateDrawVersion();
212
        }
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214
        /*
215
         * (non-Javadoc)
216
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#addLayer(com.iver.cit.gvsig.fmap.layers.FLayer)
217
         */
218
        public void addLayer(FLayer layer) {
219
                addLayer(layers.size(),layer);
220
        }
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222
        /**
223
         * Adds a layer in an specified position in this node.
224
         *
225
         * @param layer a layer
226
         */
227
        public void addLayer(int pos,FLayer layer) {
228
                try {
229
                        //Notificamos a la capa que va a ser a?adida
230
                        if (layer instanceof FLyrDefault) {
231
                                ((FLyrDefault)layer).wakeUp();
232
                        }
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234
                        if (layer instanceof FLayers){
235
                                FLayers layers=(FLayers)layer;
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                                fmap.addAsCollectionListener(layers);
237
                        }
238
                        callLayerAdding(LayerCollectionEvent.createLayerAddingEvent(layer));
239

    
240
                        doAddLayer(pos,layer);
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242
                        callLayerAdded(LayerCollectionEvent.createLayerAddedEvent(layer));
243
                } catch (CancelationException e) {
244
                        logger.warn(e.getMessage());
245
                } catch (LoadLayerException e) {
246
                        layer.setAvailable(false);
247
                        layer.addError(e);
248
                }
249
        }
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251
        /*
252
         * (non-Javadoc)
253
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#moveTo(int, int)
254
         */
255
        public void moveTo(int from, int to) throws CancelationException {
256
                int newfrom=layers.size()-from-1;
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                int newto=layers.size()-to-1;
258
                if ( newfrom < 0 || newfrom >=layers.size() || newto < 0 || newto >= layers.size()) {
259
                        return;
260
                }
261
                FLayer aux = (FLayer) layers.get(newfrom);
262
                callLayerMoving(LayerPositionEvent.createLayerMovingEvent(aux, newfrom, newto));
263
                layers.remove(newfrom);
264
                layers.add(newto, aux);
265
                this.updateDrawVersion();
266
                callLayerMoved(LayerPositionEvent.createLayerMovedEvent(aux, newfrom, newto));
267
        }
268

    
269
        /**
270
         * Removes an inner layer.
271
         *
272
         * @param lyr a layer
273
         */
274
        private void doRemoveLayer(FLayer lyr) {
275
                layers.remove(lyr);
276
                lyr.dispose();
277
                this.updateDrawVersion();
278
        }
279

    
280
        /*
281
         * (non-Javadoc)
282
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#removeLayer(com.iver.cit.gvsig.fmap.layers.FLayer)
283
         */
284
        public void removeLayer(FLayer lyr) throws CancelationException {
285
                callLayerRemoving(LayerCollectionEvent.createLayerRemovingEvent(lyr));
286
                doRemoveLayer(lyr);
287
                callLayerRemoved(LayerCollectionEvent.createLayerRemovedEvent(lyr));
288
        }
289

    
290
        /*
291
         * (non-Javadoc)
292
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#removeLayer(int)
293
         */
294
        public void removeLayer(int idLayer) {
295
                FLayer lyr = (FLayer) layers.get(idLayer);
296
                callLayerRemoving(LayerCollectionEvent.createLayerRemovingEvent(lyr));
297
                this.doRemoveLayer(lyr);
298
//                layers.remove(idLayer);
299
//                this.updateDrawVersion();
300
                callLayerRemoved(LayerCollectionEvent.createLayerRemovedEvent(lyr));
301
        }
302

    
303
        /*
304
         * (non-Javadoc)
305
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#removeLayer(java.lang.String)
306
         */
307
        public void removeLayer(String layerName) {
308
                FLayer lyr;
309

    
310
                for (int i = 0; i < layers.size(); i++) {
311
                        lyr = ((FLayer) layers.get(i));
312

    
313
                        if (lyr.getName().compareToIgnoreCase(layerName) == 0) {
314
                                removeLayer(i);
315

    
316
                                break;
317
                        }
318
                }
319
        }
320

    
321
        /**
322
         * Replace a layer identified by its name, by another.
323
         *
324
         * @param layerName the name of the layer to be replaced
325
         * @param layer the new layer
326
         */
327
        public void replaceLayer(String layerName, FLayer layer) throws LoadLayerException
328
        {
329
                FLayer lyr;
330
                FLayer parent;
331
                for (int i = 0; i < layers.size(); i++) {
332
                        lyr = ((FLayer) layers.get(i));
333

    
334
                        if (lyr.getName().compareToIgnoreCase(layerName) == 0) {
335
                                parent = lyr.getParentLayer();
336
                                removeLayer(i);
337
                                if (parent != null) {
338
                                        //Notificamos a la capa que va a ser a?adida
339
                                        if (layer instanceof FLyrDefault) {
340
                                                ((FLyrDefault)layer).wakeUp();
341
                                        }
342
                                }
343

    
344
                                if (layer instanceof FLayers){
345
                                        FLayers layers=(FLayers)layer;
346
                                        fmap.addAsCollectionListener(layers);
347
                                }
348
                                callLayerAdding(LayerCollectionEvent.createLayerAddingEvent(layer));
349

    
350
//                                layers.add(i,layer);
351
//                                layer.setParentLayer(this);
352
                                this.doAddLayer(i, layer);
353
                                
354
                                callLayerAdded(LayerCollectionEvent.createLayerAddedEvent(layer));
355
                                break;
356
                        }
357
                }
358
        }
359

    
360
        /*
361
         * (non-Javadoc)
362
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#getVisibles()
363
         */
364
        public FLayer[] getVisibles() {
365
                ArrayList array = new ArrayList();
366
                LayersIterator iter = new LayersIterator(this) {
367
                        public boolean evaluate(FLayer layer) {
368
                                return layer.isVisible();
369
                        }
370

    
371
                };
372

    
373
                while (iter.hasNext()) {
374
                        array.add(iter.nextLayer());
375
                }
376

    
377
                return (FLayer[]) array.toArray(new FLayer[0]);
378
        }
379

    
380
        /*
381
         * (non-Javadoc)
382
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#getLayer(int)
383
         */
384
        public FLayer getLayer(int index) {
385
                return (FLayer) layers.get(index);
386
        }
387

    
388
        /*
389
         * (non-Javadoc)
390
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#getLayer(java.lang.String)
391
         */
392
        public FLayer getLayer(String layerName) {
393
                FLayer lyr;
394
                FLayer lyr2;
395
                ArrayList layerList;
396

    
397
                for (int i = 0; i < layers.size(); i++) {
398
                        lyr = ((FLayer) layers.get(i));
399

    
400
                        if (lyr.getName().compareToIgnoreCase(layerName) == 0) {
401
                                return lyr;
402
                        }
403

    
404
                        layerList = new ArrayList();
405
                        splitLayerGroup(lyr,layerList);
406
                        for(int j = 0; j<layerList.size(); j++ )
407
                        {
408
                                lyr2 = ((FLayer)layerList.get(j));
409
                                if (lyr2.getName().compareToIgnoreCase(layerName) == 0) {
410
                                        return lyr2;
411
                                }
412
                        }
413
                }
414

    
415
                return null;
416
        }
417

    
418
        /**
419
         * <p> Splits up a layer group in order to get a layer by name when there are layer groups</p>
420
         *
421
         * <p>In <code>result</code> always will be at least one layer.</p>
422
         *
423
         * @param layer the layer we are looking for
424
         * @param result an array list that will have the results of the search
425
         */
426
        private void splitLayerGroup(FLayer layer, ArrayList result)
427
        {
428
                int i;
429
                FLayers layerGroup;
430
                if (layer instanceof FLayers)
431
                {
432
                        layerGroup = (FLayers)layer;
433
                        for (i=0; i < layerGroup.getLayersCount(); i++ )
434
                        {
435
                                splitLayerGroup(layerGroup.getLayer(i),result);
436
                        }
437
                }
438
                else
439
                {
440
                        result.add(layer);
441
                }
442
        }
443

    
444
        /*
445
         * (non-Javadoc)
446
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#getLayersCount()
447
         */
448
        public int getLayersCount() {
449
                return layers.size();
450
        }
451

    
452
        /*
453
         * (non-Javadoc)
454
         * @see com.iver.cit.gvsig.fmap.layers.FLayer#draw(java.awt.image.BufferedImage, java.awt.Graphics2D, com.iver.cit.gvsig.fmap.ViewPort, com.iver.utiles.swing.threads.Cancellable, double)
455
         */
456
        public void draw(BufferedImage image, Graphics2D g, ViewPort viewPort,
457
                        Cancellable cancel, double scale) throws ReadException {
458
                // FIXME Arreglar este error
459
                throw new RuntimeException("Esto no deberia de llamarse");
460
        }
461

    
462
        /*
463
         * (non-Javadoc)
464
         *
465
         * @see com.iver.cit.gvsig.fmap.layers.FLayer#print(java.awt.Graphics2D,
466
         * com.iver.cit.gvsig.fmap.ViewPort,
467
         * com.iver.utiles.swing.threads.Cancellable, double,
468
         * javax.print.attribute.PrintAttributes)
469
         */
470
        public void print(Graphics2D g, ViewPort viewPort, Cancellable cancel,
471
                        double scale, PrintAttributes properties)
472
        throws ReadException {
473
                throw new RuntimeException("No deberia pasar por aqui");
474
        }
475

    
476
        public void print_old(Graphics2D g, ViewPort viewPort, Cancellable cancel,
477
                        double scale, PrintAttributes properties)
478
        throws ReadException {
479
                this.print_old(g, viewPort, cancel, scale, properties, null);
480
        }
481

    
482
        /**
483
         * <p>Checks all layers (each one as a sub-node of this node <i>collection of layers</i>) of this collection and draws their requested properties. If a node is
484
         *  a group of layers (<code>ComposedLayer</code>), executes it's drawn.</p>
485
         *
486
         * <p>All nodes which could group with the composed layer <code>group</code>, will be drawn together. And once the <code>
487
         * group</code> is drawn, will be set to <code>null</code> if hasn't a parent layer.</p>
488
         *
489
         * <p>The particular implementation depends on the kind of each layer and composed layer. And this process can be cancelled at any
490
         *  time by the shared object <code>cancel</code>.</p>
491
         *
492
         * <p>According the print quality, labels will be printed in different resolution:
493
         *  <ul>
494
         *   <li><b>PrintQuality.DRAFT</b>: 72 dpi (dots per inch).</li>
495
         *   <li><b>PrintQuality.NORMAL</b>: 300 dpi (dots per inch).</li>
496
         *   <li><b>PrintQuality.HIGH</b>: 600 dpi (dots per inch).</li>
497
         *  </ul>
498
         * </p>
499
         *
500
         * @param g for rendering 2-dimensional shapes, text and images on the Java(tm) platform
501
         * @param viewPort the information for drawing the layers
502
         * @param cancel shared object that determines if this layer can continue being drawn
503
         * @param scale the scale of the view. Must be between {@linkplain FLayer#getMinScale()} and {@linkplain FLayer#getMaxScale()}.
504
         * @param properties properties that will be print
505
         * @param group a composed layer pending to paint; if this parameter is <code>null</code>, the composed layer
506
         *
507
         * @return <code>null</code> if the layers in <code>group</code> had been drawn or were <code>null</code>; otherwise, the <code>group</code>
508
         *
509
         * @see FLayer#print(Graphics2D, ViewPort, Cancellable, double, PrintAttributes)
510
         *
511
         * @throws ReadDriverException if fails the driver reading the data.
512
         */
513
        public ComposedLayer print_old(Graphics2D g, ViewPort viewPort, Cancellable cancel, double scale, PrintAttributes properties, ComposedLayer group)
514
        throws ReadException {
515
                double dpi = 72;
516

    
517
                int resolution = properties.getPrintQuality();
518
                if (resolution == PrintAttributes.PRINT_QUALITY_NORMAL) {
519
                        dpi = 300;
520
                } else if (resolution == PrintAttributes.PRINT_QUALITY_HIGH){
521
                        dpi = 600;
522
                } else if (resolution == PrintAttributes.PRINT_QUALITY_DRAFT){
523
                        dpi = 72;
524
                }
525

    
526
                // TODO: A la hora de imprimir, isWithinScale falla, porque est?
527
                // calculando la escala en pantalla, no para el layout.
528
                // Revisar esto.
529

    
530
                // TODO: We have to check when we have to call the drawLabels method when exists a ComposedLayer group.
531
                for (int i=0; i < layers.size(); i++) {
532
                        FLayer lyr = (FLayer) layers.get(i);
533
                        if (!lyr.isVisible() || !lyr.isWithinScale(scale)) {
534
                                continue;
535
                        }
536

    
537
                        try{
538

    
539
                                ///// CHEMA ComposedLayer
540
                                // Checks for draw group (ComposedLayer)
541
                                if (group != null) {
542
                                        if (lyr instanceof FLayers){
543
                                                group = ((FLayers)lyr).print_old(g, viewPort, cancel,scale,properties,group);
544
                                        } else {
545
                                                // If layer can be added to the group, does it
546
                                                if (lyr instanceof ILabelable
547
                                                                && ((ILabelable) lyr).isLabeled()
548
                                                                && ((ILabelable) lyr).getLabelingStrategy() != null
549
                                                                && ((ILabelable) lyr).getLabelingStrategy().shouldDrawLabels(scale)) {
550
                                                        group.add(lyr);
551
                                                } else {
552
                                                        // draw the 'pending to draw' layer group
553
                                                        group.print(g,viewPort,cancel,scale,properties);
554

    
555
                                                        // gets a new group instance
556
                                                        if (lyr instanceof ILabelable
557
                                                                        && ((ILabelable) lyr).isLabeled()
558
                                                                        && ((ILabelable) lyr).getLabelingStrategy() != null
559
                                                                        && ((ILabelable) lyr).getLabelingStrategy().shouldDrawLabels(scale)) {
560
                                                                group = lyr.newComposedLayer();
561
                                                        } else {
562
                                                                group = null;
563
                                                        }
564
                                                        // if layer hasn't group, draws it inmediately
565
                                                        if (group == null) {
566
                                                                if (lyr instanceof FLayers){
567
                                                                        group = ((FLayers)lyr).print_old(g, viewPort, cancel,scale,properties,group);
568
                                                                } else {
569
                                                                        lyr.print(g, viewPort, cancel,scale,properties);
570
                                                                        if (lyr instanceof ILabelable
571
                                                                                        && ((ILabelable) lyr).isLabeled()
572
                                                                                        && ((ILabelable) lyr).getLabelingStrategy() != null
573
                                                                                        && ((ILabelable) lyr).getLabelingStrategy().shouldDrawLabels(scale)) {
574
                                                                                ILabelable lLayer = (ILabelable) lyr;
575
                                                                                lLayer.drawLabels(null, g, viewPort, cancel, scale, dpi);
576
                                                                        }
577
                                                                }
578
                                                        } else {
579
                                                                // add the layer to the group
580
                                                                group.setMapContext(fmap);
581
                                                                group.add(lyr);
582

    
583
                                                        }
584

    
585
                                                }
586
                                        }
587
                                } else {
588
                                        // gets a new group instance
589
                                        group = lyr.newComposedLayer();
590
                                        // if layer hasn't group, draws it inmediately
591
                                        if (group == null) {
592
                                                if (lyr instanceof FLayers){
593
                                                        group = ((FLayers)lyr).print_old(g, viewPort, cancel,scale,properties,group);
594
                                                } else {
595
                                                        lyr.print(g, viewPort, cancel,scale,properties);
596
                                                        if (lyr instanceof ILabelable && ((ILabelable) lyr).isLabeled()) {
597
                                                                ILabelable lLayer = (ILabelable) lyr;
598

    
599
                                                                lLayer.drawLabels(null, g, viewPort, cancel, scale, dpi);
600
                                                        }
601
                                                }
602
                                        } else {
603
                                                // add the layer to the group
604
                                                group.setMapContext(fmap);
605
                                                group.add(lyr);
606

    
607
                                        }
608
                                }
609
                                ///// CHEMA ComposedLayer
610

    
611
                        } catch (Exception e){
612
                                String mesg = Messages.getString("error_printing_layer")+" "+ lyr.getName() + ": " + e.getMessage();
613
                                fmap.addLayerError(mesg);
614
                                logger.error(mesg, e);
615
                        }
616

    
617
                }
618

    
619
                ///// CHEMA ComposedLayer
620
                if (group != null && this.getParentLayer() == null) {
621
                        //si tenemos un grupo pendiente de pintar, pintamos
622
                        group.print(g, viewPort, cancel,scale,properties);
623
                        group = null;
624

    
625
                }
626
                ///// CHEMA ComposedLayer
627

    
628
                //                if (getVirtualLayers() != null) {
629
                //                        getVirtualLayers().print( g, viewPort, cancel, scale, properties);
630
                //                }
631

    
632
                ///// CHEMA ComposedLayer
633
                return group;
634
                ///// CHEMA ComposedLayer
635
        }
636

    
637
        /*
638
         * (non-Javadoc)
639
         * @see com.iver.cit.gvsig.fmap.layers.FLayer#getFullExtent()
640
         */
641
        public Envelope getFullEnvelope() {
642
                Envelope rAux = null;
643
                boolean first = true;
644

    
645

    
646
                for (Iterator iter = layers.iterator(); iter.hasNext();) {
647
                        FLayer capa = (FLayer) iter.next();
648
                        try{
649
                                if (first) {
650
                                        rAux = capa.getFullEnvelope();
651
                                        first=false;
652
                                } else {
653
                                        rAux.add(capa.getFullEnvelope());
654
                                }
655
                        }catch (Exception e) {
656
                                e.printStackTrace();//TODO hay que revisar para determinar el comportamiento que espera el usuario.
657
                        }
658
                }
659

    
660
                return rAux;
661
        }
662

    
663
        /**
664
         * Notifies all listeners associated to this collection of layers,
665
         *  that another layer is going to be added or replaced in the internal
666
         *  list of layers.
667
         *
668
         * @param e a layer collection event with the new layer
669
         */
670
        protected void callLayerAdding(LayerCollectionEvent event)
671
        throws CancelationException {
672
                ArrayList aux = (ArrayList) layerCollectionListeners.clone();
673
                for (Iterator iter = aux.iterator(); iter.hasNext();) {
674
                        ((LayerCollectionListener) iter.next()).layerAdding(event);
675
                }
676
        }
677

    
678
        /**
679
         * Notifies all listeners associated to this collection of layers,
680
         *  that a layer is going to be removed from the internal list of layers.
681
         *
682
         * @param event a layer collection event with the layer being removed
683
         *
684
         * @throws CancelationException any exception produced during the cancellation of the driver.
685
         */
686
        protected void callLayerRemoving(LayerCollectionEvent event)
687
        throws CancelationException {
688
                ArrayList aux = (ArrayList) layerCollectionListeners.clone();
689
                for (Iterator iter = aux.iterator(); iter.hasNext();) {
690
                        ((LayerCollectionListener) iter.next()).layerRemoving(event);
691
                }
692
        }
693

    
694
        /**
695
         * Notifies all listeners associated to this collection of layers,
696
         *  that a layer is going to be moved in the internal list of layers.
697
         *
698
         * @param event a layer collection event with the layer being moved, and the initial and final positions
699
         *
700
         * @throws CancelationException any exception produced during the cancellation of the driver.
701
         */
702
        protected void callLayerMoving(LayerPositionEvent event)
703
        throws CancelationException {
704
                ArrayList aux = (ArrayList) layerCollectionListeners.clone();
705
                for (Iterator iter = aux.iterator(); iter.hasNext();) {
706
                        ((LayerCollectionListener) iter.next()).layerMoving(event);
707
                }
708
        }
709

    
710
        /**
711
         * Notifies all listeners associated to this collection of layers,
712
         *  that another layer has been added or replaced in the internal
713
         *  list of layers.
714
         *
715
         * @param e a layer collection event with the new layer
716
         */
717
        protected void callLayerAdded(LayerCollectionEvent event) {
718
                ArrayList aux = (ArrayList) layerCollectionListeners.clone();
719
                for (Iterator iter = aux.iterator(); iter.hasNext();) {
720
                        ((LayerCollectionListener) iter.next()).layerAdded(event);
721
                }
722
        }
723

    
724
        /**
725
         * Notifies all listeners associated to this collection of layers,
726
         *  that another layer has been removed from the internal list of layers.
727
         *
728
         * @param e a layer collection event with the layer removed
729
         */
730
        protected void callLayerRemoved(LayerCollectionEvent event) {
731
                ArrayList aux = (ArrayList) layerCollectionListeners.clone();
732
                for (Iterator iter = aux.iterator(); iter.hasNext();) {
733
                        ((LayerCollectionListener) iter.next()).layerRemoved(event);
734
                }
735
        }
736

    
737
        /**
738
         * Notifies all listeners associated to this collection of layers,
739
         *  that another layer has been moved in the internal list of layers.
740
         *
741
         * @param e a layer collection event with the layer moved, and the initial and final positions
742
         */
743
        protected void callLayerMoved(LayerPositionEvent event) {
744
                ArrayList aux = (ArrayList) layerCollectionListeners.clone();
745
                for (Iterator iter = aux.iterator(); iter.hasNext();) {
746
                        ((LayerCollectionListener) iter.next()).layerMoved(event);
747
                }
748
        }
749

    
750
        public void saveToState(PersistentState state) throws PersistenceException {
751
                
752
                super.saveToState(state);
753
                
754
                state.set("mapContext", fmap);
755
                state.set("layers", layers);
756
        }
757

    
758
        public void loadFromState(PersistentState state) throws PersistenceException {
759

    
760
                super.loadFromState(state);
761

    
762
                setMapContext((MapContext) state.get("mapContext"));
763
                Iterator iter = state.getIterator("layers");
764
                while (iter.hasNext()) {
765
                        FLayer item = (FLayer) iter.next();
766
                        layers.add(item); 
767
                }
768
        }
769
        
770
        /*
771
         * (non-Javadoc)
772
         * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#getMapContext()
773
         */
774
        public MapContext getMapContext() {
775
                return fmap;
776
        }
777
        /*
778
         * (non-Javadoc)
779
         * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#setCoordTrans(org.cresques.cts.ICoordTrans)
780
         */
781
        public void setCoordTrans(ICoordTrans ct) {
782
                super.setCoordTrans(ct);
783

    
784
                for (Iterator iter = layers.iterator(); iter.hasNext();) {
785
                        FLayer layer = (FLayer) iter.next();
786
                        layer.setCoordTrans(ct);
787
                }
788
        }
789
        /*
790
         * (non-Javadoc)
791
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#setAllActives(boolean)
792
         */
793
        public void setAllActives(boolean active) {
794
                FLayer lyr;
795

    
796
                for (int i = 0; i < layers.size(); i++) {
797
                        lyr = ((FLayer) layers.get(i));
798
                        lyr.setActive(active);
799

    
800
                        if (lyr instanceof LayerCollection) {
801
                                ((LayerCollection) lyr).setAllActives(active);
802
                        }
803
                }
804
        }
805

    
806
        /*
807
         * (non-Javadoc)
808
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#getActives()
809
         */
810
        public FLayer[] getActives() {
811
                ArrayList ret = new ArrayList();
812
                LayersIterator it = new LayersIterator(this) {
813

    
814
                        public boolean evaluate(FLayer layer) {
815
                                return layer.isActive();
816
                        }
817

    
818
                };
819

    
820
                while (it.hasNext())
821
                {
822
                        ret.add(it.next());
823
                }
824
                return (FLayer[]) ret.toArray(new FLayer[0]);
825
        }
826

    
827
        /*
828
         * (non-Javadoc)
829
         * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#getMinScale()
830
         */
831
        public double getMinScale() {
832
                return -1; // La visibilidad o no la controla cada capa
833
                // dentro de una colecci?n
834
        }
835
        /*
836
         * (non-Javadoc)
837
         * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#getMaxScale()
838
         */
839
        public double getMaxScale() {
840
                return -1;
841
        }
842
        /*
843
         * (non-Javadoc)
844
         * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#setMinScale(double)
845
         */
846
        public void setMinScale(double minScale)
847
        {
848
                for (Iterator iter = layers.iterator(); iter.hasNext();) {
849
                        FLayer lyr = (FLayer) iter.next();
850
                        lyr.setMinScale(minScale);
851
                }
852
        }
853
        /*
854
         * (non-Javadoc)
855
         * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#setMaxScale(double)
856
         */
857
        public void setMaxScale(double maxScale)
858
        {
859
                for (Iterator iter = layers.iterator(); iter.hasNext();) {
860
                        FLayer lyr = (FLayer) iter.next();
861
                        lyr.setMinScale(maxScale);
862
                }
863
        }
864
        /*
865
         * (non-Javadoc)
866
         * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#setActive(boolean)
867
         */
868
        public void setActive(boolean b){
869
                super.setActive(b);
870
                for (int i=0;i<layers.size();i++){
871
                        ((FLayer)layers.get(i)).setActive(b);
872
                }
873
        }
874
        /* (non-Javadoc)
875
         * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#addLayerListener(com.iver.cit.gvsig.fmap.layers.LayerListener)
876
         */
877
        public boolean addLayerListener(LayerListener o) {
878
                for (int i = 0; i < layers.size(); i++) {
879
                        ((FLayer) layers.get(i)).addLayerListener(o);
880
                }
881
                return true;
882
        }
883

    
884
    public DynObjectSet getInfo(Point p, double tolerance,
885
                        Cancellable cancel) throws LoadLayerException, DataException {
886
            return getInfo(this.getMapContext().getViewPort().convertToMapPoint(p), tolerance);
887
    }
888

    
889
    public DynObjectSet getInfo(Point p, double tolerance, Cancellable cancel,
890
        boolean fast) throws LoadLayerException, DataException {
891
            return getInfo(this.getMapContext().getViewPort().convertToMapPoint(p), tolerance);
892
    }
893
    
894
    public DynObjectSet getInfo(org.gvsig.fmap.geom.primitive.Point p,
895
                    double tolerance) throws LoadLayerException, DataException {
896
        int i;
897
        FLayer layer;
898
        List res = new ArrayList();
899
        for (i = 0; i < this.layers.size(); i++) {
900
            layer = (FLayer) layers.get(i);
901
            if (layer instanceof InfoByPoint) {
902
                InfoByPoint queryable_layer = (InfoByPoint) layer;
903
                res.add(queryable_layer.getInfo(p, tolerance));
904
            }
905
        }
906
        DynObjectSet[] innerSets =
907
            (DynObjectSet[]) res.toArray(new DynObjectSet[res.size()]);
908
        return new MultiDynObjectSet(innerSets);
909
    }
910
    
911
        /*
912
         * (non-Javadoc)
913
         * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#getTocImageIcon()
914
         */
915
        public String getTocImageIcon() {
916
                return "toc-layer-group";
917
        }
918

    
919
        /**
920
         * <p>Adds the layer with the information in an XML entity and the specified name, to this collection of layers. And
921
         *  returns <code>true</code> if there hasn't been errors.</p>
922
         *
923
         * @see CopyOfFLayers#addLayerFromXML(XMLEntity, String)
924
         *
925
         * @param xml tree-node structure with information about layers
926
         * @param name name of the layer to add
927
         * @return <code>true</code> if there were no errors adding the layer, <code>false</code> otherwise
928
         *
929
         * @throws LoadLayerException if fails loading this layer.
930
         */
931
        //        public boolean addLayerFromXMLEntity(XMLEntity xml, String name) throws LoadLayerException {
932
        //                fmap.clearErrors();
933
        //                this.addLayerFromXML(xml,name);
934
        //
935
        //                return (fmap.getLayersError().size() == 0);
936
        //
937
        //        }
938

    
939
//        /**
940
//         * <p>Adds the layer with the information in an XML entity and the specified name, to this collection of layers.</p>
941
//         *
942
//         * <p>This method really executes the addition, considering the kind of layer (<code>FLyrVect</code>,
943
//         *  <code>FLyrAnnotation</code>, <code>FLyrRaster</code>, a collection of layers (<code>FLayers</code>),
944
//         *  or another kind of layer (<code>FLayer</code>)), and the driver in the layer.</p>
945
//         *
946
//         * @param xml tree-node structure with information about layers
947
//         * @param name name of the layer to add
948
//         *
949
//         * @throws LoadLayerException if fails loading this layer.
950
//         */
951
//        private void addLayerFromXML(XMLEntity xml, String name) throws LoadLayerException {
952
//                FLayer layer = null;
953
//
954
//                try {
955
//                        if (name == null) {
956
//                                name = xml.getName();
957
//                        }
958
//
959
//
960
//                        String className = xml.getStringProperty("className");
961
//                        Class clase = Class.forName(className);
962
//                        layer = (FLayer) clase.newInstance();
963
//                        if (FLayers.class.isAssignableFrom(clase)) {
964
//                                ((FLayers)layer).setMapContext(getMapContext());
965
//                                ((FLayers)layer).setParentLayer(this);
966
//                                //                        layer = new FLayers(getMapContext(),this);
967
//                                layer.setXMLEntity(xml);
968
//                        } else {
969
//                                // Capas Nuevas (externas)
970
//                                layer.setName(name);
971
//                                layer.setXMLEntity(xml);
972
//                                layer.load();
973
//                        }
974
//
975
//                        //                //TODO VCN FLyrAnnotation es un parche para no tener que duplicar todo el c?digo de aq? y de los diferentes m?todos de LayerFactory,
976
//                        //                //ya que los drivers de una FLyrAnnotation no sabemos cual es puede ser cualquier Driver Vectorial.
977
//                        //                if (className.equals(FLyrVect.class.getName())){// || className.equals(FLyrAnnotation.class.getName())) {
978
//                        //                        String type = xml.getStringProperty("type");
979
//                        //                        if ("vectorial".equals(type)){
980
//                        //                                //String recordsetName = xml.getChild(i).getStringProperty("recordset-name");
981
//                        //                                IProjection proj = null;
982
//                        //                                if (xml.contains("proj")) {
983
//                        //                                        proj = CRSFactory.getCRS(xml.getStringProperty("proj"));
984
//                        //                                }
985
//                        //                                else
986
//                        //                                {
987
//                        //                                        proj = this.getMapContext().getViewPort().getProjection();
988
//                        //                                }
989
//                        //                                if (xml.contains("file")) {
990
//                        //                                        Driver d;
991
//                        //                                        try {
992
//                        //                                                d = LayerFactory.getDM().getDriver(xml.getStringProperty("driverName"));
993
//                        //                                        } catch (DriverLoadException e1) {
994
//                        //                                                throw new DriverLayerException(name,e1);
995
//                        //                                        }
996
//                        //                                        layer = LayerFactory.createLayer(name, (VectorialFileDriver) d,
997
//                        //                                                        new File(xml.getStringProperty("file")),
998
//                        //                                                        proj);
999
//                        //
1000
//                        //
1001
//                        //                                }
1002
//                        //                                if (xml.contains("db")) {
1003
//                        //
1004
//                        //                                        String driverName = xml.getStringProperty("db");
1005
//                        //                                        IVectorialDatabaseDriver driver;
1006
//                        //                                        try {
1007
//                        //                                                driver = (IVectorialDatabaseDriver) LayerFactory.getDM().getDriver(driverName);
1008
//                        //                                                //Hay que separar la carga de los datos del XMLEntity del load.
1009
//                        //                                                driver.setXMLEntity(xml.getChild(2));
1010
//                        //
1011
//                        //                                                boolean loadOk = false;
1012
//                        //                                                ((DefaultJDBCDriver)driver).load();
1013
//                        //                                                if (((DefaultJDBCDriver)driver).getConnection() != null) {
1014
//                        //                                                        loadOk = true;
1015
//                        //                                                }
1016
//                        //                                                layer = LayerFactory.createDBLayer(driver, name, proj);
1017
//                        //                                                if (!loadOk) {
1018
//                        //                                                        layer.setAvailable(false);
1019
//                        //                                                }
1020
//                        //
1021
//                        //                                        } catch (DriverLoadException e) {
1022
//                        //                                                throw new DriverLayerException(name,e);
1023
//                        //                                        } catch (XMLException e) {
1024
//                        //                                                throw new DriverLayerException(name,e);
1025
//                        //                                        } catch (ReadException e) {
1026
//                        //                                                throw new DriverLayerException(name,e);
1027
//                        //                                        }
1028
//                        //
1029
//                        //                                }
1030
//                        //                                // Clases con algun driver gen?rico creado por otro
1031
//                        //                                // programador
1032
//                        //                                if (xml.contains("other")) {
1033
//                        //
1034
//                        //                                        String driverName = xml.getStringProperty("other");
1035
//                        //                                        VectorialDriver driver = null;
1036
//                        //                                        try {
1037
//                        //                                                driver = (VectorialDriver) LayerFactory.getDM().getDriver(driverName);
1038
//                        //                                        } catch (DriverLoadException e) {
1039
//                        //                                                // Si no existe ese driver, no pasa nada.
1040
//                        //                                                // Puede que el desarrollador no quiera que
1041
//                        //                                                // aparezca en el cuadro de di?logo y ha metido
1042
//                        //                                                // el jar con sus clases en nuestro directorio lib.
1043
//                        //                                                // Intentamos cargar esa clase "a pelo".
1044
//                        //                                                if (xml.getChild(2).contains("className"))
1045
//                        //                                                {
1046
//                        //                                                        String className2 = xml.getChild(2).getStringProperty("className");
1047
//                        //                                                        try {
1048
//                        //                                                                driver = (VectorialDriver) Class.forName(className2).newInstance();
1049
//                        //                                                        } catch (Exception e1) {
1050
//                        //                                                                throw new DriverLayerException(name,e);
1051
//                        //                                                        }
1052
//                        //                                                }
1053
//                        //                                        } catch (NullPointerException npe) {
1054
//                        //                                                // Si no existe ese driver, no pasa nada.
1055
//                        //                                                // Puede que el desarrollador no quiera que
1056
//                        //                                                // aparezca en el cuadro de di?logo y ha metido
1057
//                        //                                                // el jar con sus clases en nuestro directorio lib.
1058
//                        //                                                // Intentamos cargar esa clase "a pelo".
1059
//                        //                                                if (xml.getChild(2).contains("className"))
1060
//                        //                                                {
1061
//                        //                                                        String className2 = xml.getChild(2).getStringProperty("className");
1062
//                        //                                                        try {
1063
//                        //                                                                driver = (VectorialDriver) Class.forName(className2).newInstance();
1064
//                        //                                                        } catch (Exception e1) {
1065
//                        //                                                                throw new DriverLayerException(name,e1);
1066
//                        //                                                        }
1067
//                        //                                                }
1068
//                        //                                        }
1069
//                        //                                        if (driver instanceof IPersistence)
1070
//                        //                                        {
1071
//                        //                                                IPersistence persist = (IPersistence) driver;
1072
//                        //                                                persist.setXMLEntity(xml.getChild(2));
1073
//                        //                                        }
1074
//                        //                                        layer = LayerFactory.createLayer(name, driver, proj);
1075
//                        //                                }
1076
//                        //
1077
//                        //                        }
1078
//                        //
1079
//                        //                        //TODO VCN FLyrAnnotation es un parche para no tener que duplicar todo el c?digo de aq? y de los diferentes m?todos de LayerFactory,
1080
//                        //                        //ya que los drivers de una FLyrAnnotation no sabemos cual es puede ser cualquier Driver Vectorial.
1081
//                        //                        if (className.equals(FLyrAnnotation.class.getName())){
1082
//                        //                                layer=FLyrAnnotation.createLayerFromVect((FLyrVect)layer);
1083
//                        //                        }
1084
//                        //
1085
//                        //
1086
//                        //                        layer.setXMLEntity(xml);
1087
//                        //
1088
//                        //                } else {
1089
//                        //                        Class clase = LayerFactory.getLayerClassForLayerClassName(className);
1090
//                        //                        layer = (FLayer) clase.newInstance();
1091
//                        //                        if (clase.isAssignableFrom(FLayers.class)) {
1092
//                        //                                ((FLayers)layer).setMapContext(getMapContext());
1093
//                        //                                ((FLayers)layer).setParentLayer(this);
1094
//                        ////                                layer = new FLayers(getMapContext(),this);
1095
//                        //                                layer.setXMLEntity(xml);
1096
//                        //                        } else {
1097
//                        //                                // Capas Nuevas (externas)
1098
//                        //                                layer.setName(name);
1099
//                        //                                layer.setXMLEntity(xml);
1100
//                        //                                layer.load();
1101
//                        //                        }
1102
//                        //                }
1103
//                        this.addLayer(layer);
1104
//                        logger.debug("layer: "+ layer.getName() +" loaded");
1105
//                        // Comprobar que la proyecci?n es la misma que la de FMap
1106
//                        // Si no lo es, es una capa que est? reproyectada al vuelo
1107
//                        IProjection proj = layer.getProjection();
1108
//                        if ((proj != null)) {
1109
//                                if (!proj.getFullCode().equals(getMapContext().getProjection().getFullCode()))
1110
//                                {
1111
//                                        ICoordTrans ct = proj.getCT(getMapContext().getProjection());
1112
//                                        // TODO: REVISAR CON LUIS
1113
//                                        // Se lo fijamos a todas, luego cada una que se reproyecte
1114
//                                        // si puede, o que no haga nada
1115
//
1116
//                                        layer.setCoordTrans(ct);
1117
//                                }
1118
//                        }
1119
//                } catch (XMLException e) {
1120
//                        fmap.addLayerError(xml.getStringProperty("name"));
1121
//                        throw new LoadLayerException(name,e);
1122
//                } catch (ClassNotFoundException e) {
1123
//                        fmap.addLayerError(xml.getStringProperty("name"));
1124
//                        throw new LoadLayerException(name,e);
1125
//                } catch (InstantiationException e) {
1126
//                        fmap.addLayerError(xml.getStringProperty("name"));
1127
//                        throw new LoadLayerException(name,e);
1128
//                } catch (IllegalAccessException e) {
1129
//                        fmap.addLayerError(xml.getStringProperty("name"));
1130
//                        throw new LoadLayerException(name,e);
1131
//                } catch (LoadLayerException e){
1132
//                        fmap.addLayerError(xml.getStringProperty("name"));
1133
//                        throw e;
1134
//                }
1135
//        }
1136

    
1137
        /**
1138
         * <p>Sets the <code>MapContext</code> that contains this layer node.</p>
1139
         *
1140
         * @param mapContext the <code>MapContext</code> that contains this layer node
1141
         */
1142
        public void setMapContext(MapContext mapContext) {
1143
                this.fmap = mapContext;
1144
        }
1145

    
1146
//        /**
1147
//         * <p>Creates a new layer of the same class as the property <i>className</i> of the XML, after, adds the XML entity to that layer
1148
//         *  and loads the layer. Then, adds the layer to this collection of layers, and if there is a projection defined,
1149
//         *  inserts the transformation coordinates to the layer.</p>
1150
//         *
1151
//         * <p>If the new layer is an instance of <code>FLyrVect</code>, and has a label field, creates a label layer on the layer.</p>
1152
//         *
1153
//         * @param xml tree-node structure with information about layers
1154
//         * @param name name of the layer to add
1155
//         */
1156
//        private void addLayerFromXMLNew(XMLEntity xml, String name) {
1157
//                //                FLayer layer = null;
1158
//                //
1159
//                //
1160
//                //                try {
1161
//                //                        String className = xml.getStringProperty("className");
1162
//                //                        Class clazz = Class.forName(className);
1163
//                //                        if (clazz.isAssignableFrom(FLayers.class)) {
1164
//                //                                layer = (FLayer) clazz.newInstance();
1165
//                //                                ((FLayers)layer).setMapContext(getMapContext());
1166
//                //                                ((FLayers)layer).setParentLayer(this);
1167
//                //        //                if (className.equals((FLayers.class.getName()))){
1168
//                //        //                        layer = new FLayers(getMapContext(),this);
1169
//                //                        } else {
1170
//                //        //                        Por compatibilidad
1171
//                //                                if (className.equals(FLyrVect.class.getName())) {
1172
//                //                                        if (xml.contains("file")) {
1173
//                //                                                layer = new FLayerFileVectorial();
1174
//                //                                        } else if (xml.contains("db")) {
1175
//                //                                                try {
1176
//                //                                                        layer = (FLayer)((ExtensionPoint)ExtensionPointsSingleton.getInstance().get("Layers")).create("com.iver.cit.gvsig.fmap.layers.FLayerJDBCVectorial");
1177
//                //                                                } catch (Exception e) {
1178
//                //                                                        throw new XMLException(new Exception("No se tiene registrada la capa de tipo JDBC"));
1179
//                //                                                }
1180
//                //                                                //className = FLayerJDBCVectorial.class.getName();
1181
//                //                                        } else if (xml.contains("other")){
1182
//                //                                                layer = new FLayerGenericVectorial();
1183
//                //                                        } else {
1184
//                //                                                throw new XMLException(new Exception("Capa vectorial de tipo no reconocido"));
1185
//                //                                        }
1186
//                //        //                                Fin por compatibilidad
1187
//                //                                } else {
1188
//                //                                        try {
1189
//                //                                                layer = (FLayer)(((ExtensionPoint)ExtensionPointsSingleton.getInstance().get("Layers")).create(className));
1190
//                //                                        } catch (Exception e) {
1191
//                //                                                //puende que no este registrada como punto de extension
1192
//                //                                                Class clase = Class.forName(className);
1193
//                //                                                layer = (FLayer) clase.newInstance();
1194
//                //                                                // FIXME: Hacemos algo aqui o dejamos que suba el error?
1195
//                //                                        }
1196
//                //                                }
1197
//                //
1198
//                //                        }
1199
//                //                        layer.setXMLEntity(xml);
1200
//                //                        if (name != null) layer.setName(name);
1201
//                //                        layer.load();
1202
//                //
1203
//                //                        this.addLayer(layer);
1204
//                //                        logger.debug("layer: "+ layer.getName() +" loaded");
1205
//                //                        // Comprobar que la proyecci?n es la misma que la de FMap
1206
//                //                        // Si no lo es, es una capa que est? reproyectada al vuelo
1207
//                //                        IProjection proj = layer.getProjection();
1208
//                //                        if ((proj != null))
1209
//                //                                if (proj != getMapContext().getProjection())
1210
//                //                                {
1211
//                //                                        ICoordTrans ct = proj.getCT(getMapContext().getProjection());
1212
//                //                                        // TODO: REVISAR CON LUIS
1213
//                //                                        // Se lo fijamos a todas, luego cada una que se reproyecte
1214
//                //                                        // si puede, o que no haga nada
1215
//                //                                        layer.setCoordTrans(ct);
1216
//                //
1217
//                //                                }
1218
//                //                }catch (Exception e) {
1219
//                //                        fmap.addLayerError(xml.getStringProperty("name"));
1220
//                //                        logger.debug(Messages.getString("could_not_load_layer")+": "+xml.getStringProperty("name") + ".\n"
1221
//                //                                        +Messages.getString("reason")+":", e);
1222
//                //                }
1223
//        }
1224

    
1225
        public void accept(Visitor visitor) throws BaseException {
1226
                throw new NotSupportedOperationException(visitor, this);
1227
        }
1228

    
1229
        public void accept(LayersVisitor visitor) throws BaseException {
1230
                for (int i = 0; i < this.getLayersCount(); i++) {
1231
                        FLayer layer = this.getLayer(i);
1232
                        if (layer instanceof LayersVisitable) {
1233
                                ((LayersVisitable) layer).accept(visitor);
1234
                        } else {
1235
                                visitor.visit(layer);
1236
                        }
1237
                }
1238
        }
1239

    
1240
        /*
1241
         * (non-Javadoc)
1242
         *
1243
         * @see org.gvsig.metadata.Metadata#getMetadataID()
1244
         */
1245
        public Object getMetadataID() throws MetadataException {
1246
                StringBuffer strb = new StringBuffer();
1247
                strb.append("Layers(");
1248
                strb.append(this.getName());
1249
                strb.append("):{");
1250
                Iterator iter = this.layers.iterator();
1251
                while (iter.hasNext()) {
1252
                        strb.append(((FLayer) iter.next()).getMetadataID());
1253
                        strb.append(",");
1254
                }
1255
                strb.append("}");
1256
                return strb.toString();
1257

    
1258
        }
1259

    
1260
        /*
1261
         * (non-Javadoc)
1262
         *
1263
         * @see org.gvsig.metadata.Metadata#getMetadataChildren()
1264
         */
1265
        public Set getMetadataChildren() {
1266
                Set ret = new TreeSet();
1267
                Iterator iter = this.layers.iterator();
1268
                while (iter.hasNext()) {
1269
                        ret.add(iter.next());
1270
                }
1271
                return ret;
1272
        }
1273

    
1274
        /*
1275
         * (non-Javadoc)
1276
         *
1277
         * @see org.gvsig.metadata.Metadata#getMetadataName()
1278
         */
1279
        public String getMetadataName() throws MetadataException {
1280
                StringBuffer strb = new StringBuffer();
1281
                strb.append("Layer Group '");
1282
                strb.append(this.getName());
1283
                strb.append("': {");
1284
                Iterator iter = this.layers.iterator();
1285
                while (iter.hasNext()) {
1286
                        strb.append(((FLayer) iter.next()).getMetadataName());
1287
                        strb.append(",");
1288
                }
1289
                strb.append("}");
1290
                return strb.toString();
1291
        }
1292

    
1293

    
1294
        public void beginDraw(Graphics2D g, ViewPort viewPort) {
1295
                LayerDrawEvent beforeEvent = new LayerDrawEvent(this, g, viewPort, LayerDrawEvent.LAYER_BEFORE_DRAW);
1296
                fmap.fireLayerDrawingEvent(beforeEvent);
1297
        }
1298

    
1299
        public void endDraw(Graphics2D g, ViewPort viewPort) {
1300
                LayerDrawEvent afterEvent = new LayerDrawEvent(this, g, viewPort, LayerDrawEvent.LAYER_AFTER_DRAW);
1301
                fmap.fireLayerDrawingEvent(afterEvent);
1302
        }
1303

    
1304
        public static void registerPersistent() {
1305
                
1306
                PersistenceManager manager = ToolsLocator.getPersistenceManager();
1307
                if( manager.getDefinition(FLyrDefault.class) == null ) {
1308
                        FLyrDefault.registerPersistent();
1309
                }
1310
                DynStruct definition = manager.addDefinition(
1311
                                FLayers.class,
1312
                                "FLayers",
1313
                                "FLayers Persistence definition",
1314
                                null, 
1315
                                null
1316
                );
1317
                definition.extend(PersistenceManager.PERSISTENCE_NAMESPACE, "FLyrDefault");
1318
                
1319
                definition.addDynFieldObject("mapContext").setClassOfValue(MapContext.class).setMandatory(true);
1320
                definition.addDynFieldList("layers").setClassOfItems(FLayer.class).setMandatory(true);
1321
        }
1322

    
1323
        protected void doDispose() throws BaseException {
1324
                if (layers != null) {
1325
                        for (int i = 0; i < layers.size(); i++) {
1326
                                dispose((Disposable) layers.get(i));
1327
                        }
1328
                }
1329
        }
1330
        
1331
        public void move(FLayer layer, LayerCollection group, int where, FLayer adjoiningLayer) throws LayerNotFoundInCollectionException{
1332

    
1333
                        callLayerRemoving(LayerCollectionEvent.createLayerRemovingEvent(layer));
1334
                        group.addLayer(layer, where, adjoiningLayer);
1335
                        removeLayer(layer);
1336
                        this.updateDrawVersion();
1337
                        callLayerRemoved(LayerCollectionEvent.createLayerRemovedEvent(layer));
1338

    
1339
        }
1340

    
1341
        public void move(FLayer layer, LayerCollection group){
1342
                try {
1343
                        move(layer, group, END, null);
1344
                } catch (LayerNotFoundInCollectionException e){
1345
                        throw new MapContextRuntimeException(e);
1346
                }
1347
        }
1348
        
1349
        public void addLayer(FLayer layer, int where, FLayer adjoiningLayer)
1350
        throws LayerNotFoundInCollectionException {
1351

    
1352
                switch (where) {
1353
                case BEGIN:
1354
                        addLayer(0,layer);
1355
                        break;
1356
                case BEFORE:
1357
                        if (adjoiningLayer!=null){
1358
                                if (this.layers.contains(adjoiningLayer)){
1359
                                        for(int i=0; i<this.getLayersCount(); i++){
1360
                                                if(adjoiningLayer==this.getLayer(i)){
1361
                                                        addLayer(i, layer);
1362
                                                        break;
1363
                                                }
1364
                                        }
1365
                                } else {
1366
                                        throw new LayerNotFoundInCollectionException(adjoiningLayer, this);
1367
                                }
1368
                        } else {
1369
                                addLayer(0,layer);
1370
                        }
1371
                        break;
1372
                case AFTER:
1373
                        if (adjoiningLayer!=null){
1374
                                if (this.layers.contains(adjoiningLayer)){
1375
                                        for(int i=0; i<this.getLayersCount(); i++){
1376
                                                if(adjoiningLayer==this.getLayer(i)){
1377
                                                        addLayer(i+1, layer);
1378
                                                        break;
1379
                                                }
1380
                                        }
1381
                                } else {
1382
                                        throw new LayerNotFoundInCollectionException(adjoiningLayer, this);
1383
                                }
1384
                        } else {
1385
                                this.addLayer(layer);
1386
                        }
1387
                        break;
1388
                default: // By default add layer an the end of the collection
1389
                        this.addLayer(layer);
1390
                        break;
1391
                }
1392

    
1393
        }
1394

    
1395
}