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svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.mapcontext / org.gvsig.fmap.mapcontext.api / src / main / java / org / gvsig / fmap / mapcontext / layers / FLayers.java @ 40559

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/**
2
 * gvSIG. Desktop Geographic Information System.
3
 *
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 * Copyright (C) 2007-2013 gvSIG Association.
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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 3
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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., 51 Franklin Street, Fifth Floor, Boston,
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 * MA  02110-1301, USA.
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 *
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 * For any additional information, do not hesitate to contact us
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 * at info AT gvsig.com, or visit our website www.gvsig.com.
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 */
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package org.gvsig.fmap.mapcontext.layers;
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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;
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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;
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import org.gvsig.tools.persistence.PersistentState;
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import org.gvsig.tools.persistence.exception.PersistenceException;
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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;
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71

    
72
/**
73
 * <p>Represents a generic collection of layers, that can be represented as a node in a tree of nodes of layers.</p>
74
 *
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 * <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>
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 *
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 * @see FLyrDefault
80
 */
81
public class FLayers extends FLyrDefault implements LayerCollection,
82
InfoByPoint {
83

    
84
        
85
        /**
86
         * List with all listeners registered for this kind of node.
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         *
88
         * @see #addLayerCollectionListener(LayerCollectionListener)
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         * @see #removeLayerCollectionListener(LayerCollectionListener)
90
         * @see #callLayerAdded(LayerCollectionEvent)
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         * @see #callLayerAdding(LayerCollectionEvent)
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         * @see #callLayerMoved(LayerPositionEvent)
93
         * @see #callLayerMoving(LayerPositionEvent)
94
         * @see #callLayerRemoved(LayerCollectionEvent)
95
         * @see #callLayerRemoving(LayerCollectionEvent)
96
         */
97
        protected ArrayList layerCollectionListeners = null;
98

    
99
        /**
100
         * A synchronized list with the layers.
101
         *
102
         * @see #setAllVisibles(boolean)
103
         * @see #addLayer(FLayer)
104
         * @see #addLayer(int, FLayer)
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         * @see #moveTo(int, int)
106
         * @see #removeLayer(FLayer)
107
         * @see #removeLayer(int)
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         * @see #removeLayer(String)
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         * @see #replaceLayer(String, FLayer)
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         * @see #getVisibles()
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         * @see #getLayer(int)
112
         * @see #getLayer(String)
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         * @see #getLayersCount()
114
         * @see #getFullEnvelope()
115
         */
116
        protected List layers = null;
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118
        /**
119
         * The model of the layer.
120
         *
121
         * @see #getMapContext()
122
         */
123
        protected MapContext fmap;
124

    
125
        /**
126
         * Useful for debug the problems during the implementation.
127
         */
128
        private static Logger logger = LoggerFactory.getLogger(FLayers.class);
129

    
130
        public FLayers() {
131
                super();
132
                layerCollectionListeners = new ArrayList();
133
                layers = Collections.synchronizedList(new ArrayList());
134
                
135
                logger = LoggerFactory.getLogger(FLayers.class);
136
        }
137
        /*
138
         * (non-Javadoc)
139
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#addLayerCollectionListener(com.iver.cit.gvsig.fmap.layers.LayerCollectionListener)
140
         */
141
        public void addLayerCollectionListener(LayerCollectionListener listener) {
142
                if (!layerCollectionListeners.contains(listener)) {
143
                        layerCollectionListeners.add(listener);
144
                }
145
        }
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147
        /*
148
         * (non-Javadoc)
149
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#setAllVisibles(boolean)
150
         */
151
        public void setAllVisibles(boolean visible) {
152
                FLayer lyr;
153

    
154
                for (int i = 0; i < layers.size(); i++) {
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                        lyr = ((FLayer) layers.get(i));
156
                        lyr.setVisible(visible);
157

    
158
                        if (lyr instanceof LayerCollection) {
159
                                ((LayerCollection) lyr).setAllVisibles(visible);
160
                        }
161
                }
162
        }
163

    
164
        /*
165
         * (non-Javadoc)
166
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#removeLayerCollectionListener(com.iver.cit.gvsig.fmap.layers.LayerCollectionListener)
167
         */
168
        public void removeLayerCollectionListener(LayerCollectionListener listener) {
169
                layerCollectionListeners.remove(listener);
170
        }
171

    
172
        /**
173
         * Adds a layer on an specified position in this node.
174
         *
175
         * @param pos position in the inner list where the layer will be added
176
         * @param layer a layer
177
         */
178
        private void doAddLayer(int pos,FLayer layer) {
179
                layers.add(pos,layer);
180
                ToolsLocator.getDisposableManager().bind(layer);
181
                layer.setParentLayer(this);
182
                IProjection layerProj = layer.getProjection();
183
                if(layerProj != null && fmap != null) {
184
                        IProjection mapContextProj = fmap.getProjection();
185
                        // TODO REVISAR ESTO !!!!
186
                        // Esta condici?n puede que no fuese exacta para todos los casos
187
                        if (!layerProj.getAbrev().equals(mapContextProj.getAbrev())) {
188
                                ICoordTrans ct = layerProj.getCT(mapContextProj);
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                                layer.setCoordTrans(ct);
190
                        } else {
191
                                layer.setCoordTrans(null);
192
                        }
193
                }
194
                this.updateDrawVersion();
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        }
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197
        /*
198
         * (non-Javadoc)
199
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#addLayer(com.iver.cit.gvsig.fmap.layers.FLayer)
200
         */
201
        public void addLayer(FLayer layer) {
202
                addLayer(layers.size(),layer);
203
        }
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205
        /**
206
         * Adds a layer in an specified position in this node.
207
         *
208
         * @param layer a layer
209
         */
210
        public void addLayer(int pos,FLayer layer) {
211
                try {
212
                        //Notificamos a la capa que va a ser a?adida
213
                        if (layer instanceof FLyrDefault) {
214
                                ((FLyrDefault)layer).wakeUp();
215
                        }
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217
                        if (layer instanceof FLayers){
218
                                FLayers layers=(FLayers)layer;
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                                fmap.addAsCollectionListener(layers);
220
                        }
221
                        callLayerAdding(LayerCollectionEvent.createLayerAddingEvent(layer));
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223
                        doAddLayer(pos,layer);
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225
                        callLayerAdded(LayerCollectionEvent.createLayerAddedEvent(layer));
226
                } catch (CancelationException e) {
227
                        logger.warn(e.getMessage());
228
                } catch (LoadLayerException e) {
229
                        layer.setAvailable(false);
230
                        layer.addError(e);
231
                }
232
        }
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234
        /*
235
         * (non-Javadoc)
236
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#moveTo(int, int)
237
         */
238
        public void moveTo(int from, int to) throws CancelationException {
239
                int newfrom=layers.size()-from-1;
240
                int newto=layers.size()-to-1;
241
                if ( newfrom < 0 || newfrom >=layers.size() || newto < 0 || newto >= layers.size()) {
242
                        return;
243
                }
244
                FLayer aux = (FLayer) layers.get(newfrom);
245
                callLayerMoving(LayerPositionEvent.createLayerMovingEvent(aux, newfrom, newto));
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                layers.remove(newfrom);
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                layers.add(newto, aux);
248
                this.updateDrawVersion();
249
                callLayerMoved(LayerPositionEvent.createLayerMovedEvent(aux, newfrom, newto));
250
        }
251

    
252
        /**
253
         * Removes an inner layer.
254
         *
255
         * @param lyr a layer
256
         */
257
        private void doRemoveLayer(FLayer lyr) {
258
                layers.remove(lyr);
259
                lyr.dispose();
260
                this.updateDrawVersion();
261
        }
262

    
263
        /*
264
         * (non-Javadoc)
265
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#removeLayer(com.iver.cit.gvsig.fmap.layers.FLayer)
266
         */
267
        public void removeLayer(FLayer lyr) throws CancelationException {
268
                callLayerRemoving(LayerCollectionEvent.createLayerRemovingEvent(lyr));
269
                doRemoveLayer(lyr);
270
                callLayerRemoved(LayerCollectionEvent.createLayerRemovedEvent(lyr));
271
        }
272

    
273
        /*
274
         * (non-Javadoc)
275
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#removeLayer(int)
276
         */
277
        public void removeLayer(int idLayer) {
278
                FLayer lyr = (FLayer) layers.get(idLayer);
279
                callLayerRemoving(LayerCollectionEvent.createLayerRemovingEvent(lyr));
280
                this.doRemoveLayer(lyr);
281
//                layers.remove(idLayer);
282
//                this.updateDrawVersion();
283
                callLayerRemoved(LayerCollectionEvent.createLayerRemovedEvent(lyr));
284
        }
285

    
286
        /*
287
         * (non-Javadoc)
288
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#removeLayer(java.lang.String)
289
         */
290
        public void removeLayer(String layerName) {
291
                FLayer lyr;
292

    
293
                for (int i = 0; i < layers.size(); i++) {
294
                        lyr = ((FLayer) layers.get(i));
295

    
296
                        if (lyr.getName().compareToIgnoreCase(layerName) == 0) {
297
                                removeLayer(i);
298

    
299
                                break;
300
                        }
301
                }
302
        }
303

    
304
        /**
305
         * Replace a layer identified by its name, by another.
306
         *
307
         * @param layerName the name of the layer to be replaced
308
         * @param layer the new layer
309
         * @deprecated use {@link FLayers#replaceLayer(FLayer, FLayer)}
310
         */
311
        public void replaceLayer(String layerName, FLayer layer) throws LoadLayerException
312
        {
313
                replaceLayer(getLayer(layerName), layer);
314
        }
315
        
316
        /**
317
     * Replace a layer by another layer.  It search recursively by all the 
318
     * ILayerCollection nodes
319
     *
320
     * @param layer
321
     *          the layer to be replaced
322
     * @param newLayer
323
     *          the new layer
324
     */
325
    public void replaceLayer(FLayer layer, FLayer newLayer) throws LoadLayerException
326
    {        
327
        replaceLayer(this, layer, newLayer);
328
    }
329
    
330
    /**
331
     * Replace a layer by other layer. It search recursively by all the 
332
     * ILayerCollection nodes
333
     * @param parentLayer
334
     *          the parent layer
335
     * @param layer
336
     *          the layer to be replaced
337
     * @param newLayer
338
     *          the new layer
339
     * @throws LoadLayerException
340
     */
341
    private void replaceLayer(FLayers parentLayer, FLayer layer, FLayer newLayer) throws LoadLayerException
342
    {        
343
        FLayer lyr;       
344
        for (int i = 0; i < parentLayer.getLayersCount(); i++) {
345
            lyr = ((FLayer) parentLayer.getLayer(i));
346
            if (lyr.equals(layer)) {              
347
                parentLayer.removeLayer(i);             
348
                parentLayer.addLayer(i, newLayer);                
349
                break;
350
            }
351
            if (lyr instanceof LayerCollection){
352
                replaceLayer((FLayers)lyr, layer, newLayer);
353
            }
354
        }
355
    }
356

    
357
        /*
358
         * (non-Javadoc)
359
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#getVisibles()
360
         */
361
        public FLayer[] getVisibles() {
362
                ArrayList array = new ArrayList();
363
                LayersIterator iter = new LayersIterator(this) {
364
                        public boolean evaluate(FLayer layer) {
365
                                return layer.isVisible();
366
                        }
367

    
368
                };
369

    
370
                while (iter.hasNext()) {
371
                        array.add(iter.nextLayer());
372
                }
373

    
374
                return (FLayer[]) array.toArray(new FLayer[0]);
375
        }
376

    
377
        /*
378
         * (non-Javadoc)
379
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#getLayer(int)
380
         */
381
        public FLayer getLayer(int index) {
382
                return (FLayer) layers.get(index);
383
        }
384

    
385
        /*
386
         * (non-Javadoc)
387
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#getLayer(java.lang.String)
388
         */
389
        public FLayer getLayer(String layerName) {
390
                FLayer lyr;
391
                FLayer lyr2;
392
                ArrayList layerList;
393

    
394
                for (int i = 0; i < layers.size(); i++) {
395
                        lyr = ((FLayer) layers.get(i));
396

    
397
                        if (lyr.getName().compareToIgnoreCase(layerName) == 0) {
398
                                return lyr;
399
                        }
400

    
401
                        layerList = new ArrayList();
402
                        splitLayerGroup(lyr,layerList);
403
                        for(int j = 0; j<layerList.size(); j++ )
404
                        {
405
                                lyr2 = ((FLayer)layerList.get(j));
406
                                if (lyr2.getName().compareToIgnoreCase(layerName) == 0) {
407
                                        return lyr2;
408
                                }
409
                        }
410
                }
411

    
412
                return null;
413
        }
414

    
415
        /**
416
         * <p> Splits up a layer group in order to get a layer by name when there are layer groups</p>
417
         *
418
         * <p>In <code>result</code> always will be at least one layer.</p>
419
         *
420
         * @param layer the layer we are looking for
421
         * @param result an array list that will have the results of the search
422
         */
423
        private void splitLayerGroup(FLayer layer, ArrayList result)
424
        {
425
                int i;
426
                FLayers layerGroup;
427
                if (layer instanceof FLayers)
428
                {
429
                        layerGroup = (FLayers)layer;
430
                        for (i=0; i < layerGroup.getLayersCount(); i++ )
431
                        {
432
                                splitLayerGroup(layerGroup.getLayer(i),result);
433
                        }
434
                }
435
                else
436
                {
437
                        result.add(layer);
438
                }
439
        }
440

    
441
        /*
442
         * (non-Javadoc)
443
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#getLayersCount()
444
         */
445
        public int getLayersCount() {
446
                return layers.size();
447
        }
448

    
449
        /*
450
         * (non-Javadoc)
451
         * @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)
452
         */
453
        public void draw(BufferedImage image, Graphics2D g, ViewPort viewPort,
454
                        Cancellable cancel, double scale) throws ReadException {
455
                // FIXME Arreglar este error
456
                throw new RuntimeException("Esto no deberia de llamarse");
457
        }
458

    
459
        /*
460
         * (non-Javadoc)
461
         *
462
         * @see com.iver.cit.gvsig.fmap.layers.FLayer#print(java.awt.Graphics2D,
463
         * com.iver.cit.gvsig.fmap.ViewPort,
464
         * com.iver.utiles.swing.threads.Cancellable, double,
465
         * javax.print.attribute.PrintAttributes)
466
         */
467
        public void print(Graphics2D g, ViewPort viewPort, Cancellable cancel,
468
                        double scale, PrintAttributes properties)
469
        throws ReadException {
470
                throw new RuntimeException("No deberia pasar por aqui");
471
        }
472

    
473
        public void print_old(Graphics2D g, ViewPort viewPort, Cancellable cancel,
474
                        double scale, PrintAttributes properties)
475
        throws ReadException {
476
                this.print_old(g, viewPort, cancel, scale, properties, null);
477
        }
478

    
479
        /**
480
         * <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
481
         *  a group of layers (<code>ComposedLayer</code>), executes it's drawn.</p>
482
         *
483
         * <p>All nodes which could group with the composed layer <code>group</code>, will be drawn together. And once the <code>
484
         * group</code> is drawn, will be set to <code>null</code> if hasn't a parent layer.</p>
485
         *
486
         * <p>The particular implementation depends on the kind of each layer and composed layer. And this process can be cancelled at any
487
         *  time by the shared object <code>cancel</code>.</p>
488
         *
489
         * <p>According the print quality, labels will be printed in different resolution:
490
         *  <ul>
491
         *   <li><b>PrintQuality.DRAFT</b>: 72 dpi (dots per inch).</li>
492
         *   <li><b>PrintQuality.NORMAL</b>: 300 dpi (dots per inch).</li>
493
         *   <li><b>PrintQuality.HIGH</b>: 600 dpi (dots per inch).</li>
494
         *  </ul>
495
         * </p>
496
         *
497
         * @param g for rendering 2-dimensional shapes, text and images on the Java(tm) platform
498
         * @param viewPort the information for drawing the layers
499
         * @param cancel shared object that determines if this layer can continue being drawn
500
         * @param scale the scale of the view. Must be between {@linkplain FLayer#getMinScale()} and {@linkplain FLayer#getMaxScale()}.
501
         * @param properties properties that will be print
502
         * @param group a composed layer pending to paint; if this parameter is <code>null</code>, the composed layer
503
         *
504
         * @return <code>null</code> if the layers in <code>group</code> had been drawn or were <code>null</code>; otherwise, the <code>group</code>
505
         *
506
         * @see FLayer#print(Graphics2D, ViewPort, Cancellable, double, PrintAttributes)
507
         *
508
         * @throws ReadDriverException if fails the driver reading the data.
509
         */
510
        public ComposedLayer print_old(Graphics2D g, ViewPort viewPort, Cancellable cancel, double scale, PrintAttributes properties, ComposedLayer group)
511
        throws ReadException {
512
                double dpi = 72;
513

    
514
                int resolution = properties.getPrintQuality();
515
                if (resolution == PrintAttributes.PRINT_QUALITY_NORMAL) {
516
                        dpi = 300;
517
                } else if (resolution == PrintAttributes.PRINT_QUALITY_HIGH){
518
                        dpi = 600;
519
                } else if (resolution == PrintAttributes.PRINT_QUALITY_DRAFT){
520
                        dpi = 72;
521
                }
522

    
523
                // TODO: A la hora de imprimir, isWithinScale falla, porque est?
524
                // calculando la escala en pantalla, no para el layout.
525
                // Revisar esto.
526

    
527
                // TODO: We have to check when we have to call the drawLabels method when exists a ComposedLayer group.
528
                for (int i=0; i < layers.size(); i++) {
529
                        FLayer lyr = (FLayer) layers.get(i);
530
                        if (!lyr.isVisible() || !lyr.isWithinScale(scale)) {
531
                                continue;
532
                        }
533

    
534
                        try{
535

    
536
                                ///// CHEMA ComposedLayer
537
                                // Checks for draw group (ComposedLayer)
538
                                if (group != null) {
539
                                        if (lyr instanceof FLayers){
540
                                                group = ((FLayers)lyr).print_old(g, viewPort, cancel,scale,properties,group);
541
                                        } else {
542
                                                // If layer can be added to the group, does it
543
                                                if (lyr instanceof ILabelable
544
                                                                && ((ILabelable) lyr).isLabeled()
545
                                                                && ((ILabelable) lyr).getLabelingStrategy() != null
546
                                                                && ((ILabelable) lyr).getLabelingStrategy().shouldDrawLabels(scale)) {
547
                                                        group.add(lyr);
548
                                                } else {
549
                                                        // draw the 'pending to draw' layer group
550
                                                        group.print(g,viewPort,cancel,scale,properties);
551

    
552
                                                        // gets a new group instance
553
                                                        if (lyr instanceof ILabelable
554
                                                                        && ((ILabelable) lyr).isLabeled()
555
                                                                        && ((ILabelable) lyr).getLabelingStrategy() != null
556
                                                                        && ((ILabelable) lyr).getLabelingStrategy().shouldDrawLabels(scale)) {
557
                                                                group = lyr.newComposedLayer();
558
                                                        } else {
559
                                                                group = null;
560
                                                        }
561
                                                        // if layer hasn't group, draws it inmediately
562
                                                        if (group == null) {
563
                                                                if (lyr instanceof FLayers){
564
                                                                        group = ((FLayers)lyr).print_old(g, viewPort, cancel,scale,properties,group);
565
                                                                } else {
566
                                                                        lyr.print(g, viewPort, cancel,scale,properties);
567
                                                                        if (lyr instanceof ILabelable
568
                                                                                        && ((ILabelable) lyr).isLabeled()
569
                                                                                        && ((ILabelable) lyr).getLabelingStrategy() != null
570
                                                                                        && ((ILabelable) lyr).getLabelingStrategy().shouldDrawLabels(scale)) {
571
                                                                                ILabelable lLayer = (ILabelable) lyr;
572
                                                                                lLayer.drawLabels(null, g, viewPort, cancel, scale, dpi);
573
                                                                        }
574
                                                                }
575
                                                        } else {
576
                                                                // add the layer to the group
577
                                                                group.setMapContext(fmap);
578
                                                                group.add(lyr);
579

    
580
                                                        }
581

    
582
                                                }
583
                                        }
584
                                } else {
585
                                        // gets a new group instance
586
                                        group = lyr.newComposedLayer();
587
                                        // if layer hasn't group, draws it inmediately
588
                                        if (group == null) {
589
                                                if (lyr instanceof FLayers){
590
                                                        group = ((FLayers)lyr).print_old(g, viewPort, cancel,scale,properties,group);
591
                                                } else {
592
                                                        lyr.print(g, viewPort, cancel,scale,properties);
593
                                                        if (lyr instanceof ILabelable && ((ILabelable) lyr).isLabeled()) {
594
                                                                ILabelable lLayer = (ILabelable) lyr;
595

    
596
                                                                lLayer.drawLabels(null, g, viewPort, cancel, scale, dpi);
597
                                                        }
598
                                                }
599
                                        } else {
600
                                                // add the layer to the group
601
                                                group.setMapContext(fmap);
602
                                                group.add(lyr);
603

    
604
                                        }
605
                                }
606
                                ///// CHEMA ComposedLayer
607

    
608
                        } catch (Exception e){
609
                                String mesg = Messages.getString("error_printing_layer")+" "+ lyr.getName() + ": " + e.getMessage();
610
                                fmap.addLayerError(mesg);
611
                                logger.error(mesg, e);
612
                        }
613

    
614
                }
615

    
616
                ///// CHEMA ComposedLayer
617
                if (group != null && this.getParentLayer() == null) {
618
                        //si tenemos un grupo pendiente de pintar, pintamos
619
                        group.print(g, viewPort, cancel,scale,properties);
620
                        group = null;
621

    
622
                }
623
                ///// CHEMA ComposedLayer
624

    
625
                //                if (getVirtualLayers() != null) {
626
                //                        getVirtualLayers().print( g, viewPort, cancel, scale, properties);
627
                //                }
628

    
629
                ///// CHEMA ComposedLayer
630
                return group;
631
                ///// CHEMA ComposedLayer
632
        }
633

    
634
        /*
635
         * (non-Javadoc)
636
         * @see com.iver.cit.gvsig.fmap.layers.FLayer#getFullExtent()
637
         */
638
        public Envelope getFullEnvelope() {
639
                Envelope rAux = null;
640
                boolean first = true;
641

    
642

    
643
                for (Iterator iter = layers.iterator(); iter.hasNext();) {
644
                        FLayer capa = (FLayer) iter.next();
645
                        try{
646
                                if (first) {
647
                                        rAux = (Envelope)capa.getFullEnvelope().clone();
648
                                        first=false;
649
                                } else {
650
                                        rAux.add(capa.getFullEnvelope());
651
                                }
652
                        }catch (Exception e) {
653
                                e.printStackTrace();//TODO hay que revisar para determinar el comportamiento que espera el usuario.
654
                        }
655
                }
656

    
657
                return rAux;
658
        }
659

    
660
        /**
661
         * Notifies all listeners associated to this collection of layers,
662
         *  that another layer is going to be added or replaced in the internal
663
         *  list of layers.
664
         *
665
         * @param e a layer collection event with the new layer
666
         */
667
        protected void callLayerAdding(LayerCollectionEvent event)
668
        throws CancelationException {
669
                ArrayList aux = (ArrayList) layerCollectionListeners.clone();
670
                for (Iterator iter = aux.iterator(); iter.hasNext();) {
671
                        ((LayerCollectionListener) iter.next()).layerAdding(event);
672
                }
673
        }
674

    
675
        /**
676
         * Notifies all listeners associated to this collection of layers,
677
         *  that a layer is going to be removed from the internal list of layers.
678
         *
679
         * @param event a layer collection event with the layer being removed
680
         *
681
         * @throws CancelationException any exception produced during the cancellation of the driver.
682
         */
683
        protected void callLayerRemoving(LayerCollectionEvent event)
684
        throws CancelationException {
685
                ArrayList aux = (ArrayList) layerCollectionListeners.clone();
686
                for (Iterator iter = aux.iterator(); iter.hasNext();) {
687
                        ((LayerCollectionListener) iter.next()).layerRemoving(event);
688
                }
689
        }
690

    
691
        /**
692
         * Notifies all listeners associated to this collection of layers,
693
         *  that a layer is going to be moved in the internal list of layers.
694
         *
695
         * @param event a layer collection event with the layer being moved, and the initial and final positions
696
         *
697
         * @throws CancelationException any exception produced during the cancellation of the driver.
698
         */
699
        protected void callLayerMoving(LayerPositionEvent event)
700
        throws CancelationException {
701
                ArrayList aux = (ArrayList) layerCollectionListeners.clone();
702
                for (Iterator iter = aux.iterator(); iter.hasNext();) {
703
                        ((LayerCollectionListener) iter.next()).layerMoving(event);
704
                }
705
        }
706

    
707
        /**
708
         * Notifies all listeners associated to this collection of layers,
709
         *  that another layer has been added or replaced in the internal
710
         *  list of layers.
711
         *
712
         * @param e a layer collection event with the new layer
713
         */
714
        protected void callLayerAdded(LayerCollectionEvent event) {
715
                ArrayList aux = (ArrayList) layerCollectionListeners.clone();
716
                for (Iterator iter = aux.iterator(); iter.hasNext();) {
717
                        ((LayerCollectionListener) iter.next()).layerAdded(event);
718
                }
719
        }
720

    
721
        /**
722
         * Notifies all listeners associated to this collection of layers,
723
         *  that another layer has been removed from the internal list of layers.
724
         *
725
         * @param e a layer collection event with the layer removed
726
         */
727
        protected void callLayerRemoved(LayerCollectionEvent event) {
728
                ArrayList aux = (ArrayList) layerCollectionListeners.clone();
729
                for (Iterator iter = aux.iterator(); iter.hasNext();) {
730
                        ((LayerCollectionListener) iter.next()).layerRemoved(event);
731
                }
732
        }
733

    
734
        /**
735
         * Notifies all listeners associated to this collection of layers,
736
         *  that another layer has been moved in the internal list of layers.
737
         *
738
         * @param e a layer collection event with the layer moved, and the initial and final positions
739
         */
740
        protected void callLayerMoved(LayerPositionEvent event) {
741
                ArrayList aux = (ArrayList) layerCollectionListeners.clone();
742
                for (Iterator iter = aux.iterator(); iter.hasNext();) {
743
                        ((LayerCollectionListener) iter.next()).layerMoved(event);
744
                }
745
        }
746

    
747
        public void saveToState(PersistentState state) throws PersistenceException {
748
                
749
                super.saveToState(state);
750
                
751
                state.set("mapContext", fmap);
752
                state.set("layers", layers);
753
        }
754

    
755
        public void loadFromState(PersistentState state) throws PersistenceException {
756

    
757
                super.loadFromState(state);
758

    
759
                setMapContext((MapContext) state.get("mapContext"));
760
                Iterator iter = state.getIterator("layers");
761
                while (iter.hasNext()) {
762
                        FLayer item = (FLayer) iter.next();
763
                        layers.add(item); 
764
                }
765
        }
766
        
767
        /*
768
         * (non-Javadoc)
769
         * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#getMapContext()
770
         */
771
        public MapContext getMapContext() {
772
                return fmap;
773
        }
774

    
775
        /*
776
         * I don't think this implementation makes any sense.
777
         * We can group layers with different transformations,
778
         * we cannot set the ICoordTrans for all (?)
779
         * 
780
        public void setCoordTrans(ICoordTrans ct) {
781
                super.setCoordTrans(ct);
782

783
                for (Iterator iter = layers.iterator(); iter.hasNext();) {
784
                        FLayer layer = (FLayer) iter.next();
785
                        layer.setCoordTrans(ct);
786
                }
787
        }
788
        */
789
        
790
        /*
791
         * (non-Javadoc)
792
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#setAllActives(boolean)
793
         */
794
        public void setAllActives(boolean active) {
795
                FLayer lyr;
796

    
797
                for (int i = 0; i < layers.size(); i++) {
798
                        lyr = ((FLayer) layers.get(i));
799
                        lyr.setActive(active);
800

    
801
                        if (lyr instanceof LayerCollection) {
802
                                ((LayerCollection) lyr).setAllActives(active);
803
                        }
804
                }
805
        }
806

    
807
        /*
808
         * (non-Javadoc)
809
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#getActives()
810
         */
811
        public FLayer[] getActives() {
812
                ArrayList ret = new ArrayList();
813
                LayersIterator it = new LayersIterator(this) {
814

    
815
                        public boolean evaluate(FLayer layer) {
816
                                return layer.isActive();
817
                        }
818

    
819
                };
820

    
821
                while (it.hasNext())
822
                {
823
                        ret.add(it.next());
824
                }
825
                return (FLayer[]) ret.toArray(new FLayer[0]);
826
        }
827

    
828
        /*
829
         * (non-Javadoc)
830
         * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#getMinScale()
831
         */
832
        public double getMinScale() {
833
                return -1; // La visibilidad o no la controla cada capa
834
                // dentro de una colecci?n
835
        }
836
        /*
837
         * (non-Javadoc)
838
         * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#getMaxScale()
839
         */
840
        public double getMaxScale() {
841
                return -1;
842
        }
843
        /*
844
         * (non-Javadoc)
845
         * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#setMinScale(double)
846
         */
847
        public void setMinScale(double minScale)
848
        {
849
                for (Iterator iter = layers.iterator(); iter.hasNext();) {
850
                        FLayer lyr = (FLayer) iter.next();
851
                        lyr.setMinScale(minScale);
852
                }
853
        }
854
        /*
855
         * (non-Javadoc)
856
         * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#setMaxScale(double)
857
         */
858
        public void setMaxScale(double maxScale)
859
        {
860
                for (Iterator iter = layers.iterator(); iter.hasNext();) {
861
                        FLayer lyr = (FLayer) iter.next();
862
                        lyr.setMinScale(maxScale);
863
                }
864
        }
865
        /*
866
         * (non-Javadoc)
867
         * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#setActive(boolean)
868
         */
869
        public void setActive(boolean b){
870
                super.setActive(b);
871
                for (int i=0;i<layers.size();i++){
872
                        ((FLayer)layers.get(i)).setActive(b);
873
                }
874
        }
875
        /* (non-Javadoc)
876
         * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#addLayerListener(com.iver.cit.gvsig.fmap.layers.LayerListener)
877
         */
878
        public boolean addLayerListener(LayerListener o) {
879
                for (int i = 0; i < layers.size(); i++) {
880
                        ((FLayer) layers.get(i)).addLayerListener(o);
881
                }
882
                return true;
883
        }
884

    
885
    public DynObjectSet getInfo(Point p, double tolerance,
886
                        Cancellable cancel) throws LoadLayerException, DataException {
887
            return getInfo(this.getMapContext().getViewPort().convertToMapPoint(p), tolerance);
888
    }
889

    
890
    public DynObjectSet getInfo(Point p, double tolerance, Cancellable cancel,
891
        boolean fast) throws LoadLayerException, DataException {
892
            return getInfo(this.getMapContext().getViewPort().convertToMapPoint(p), tolerance);
893
    }
894
    
895
    public DynObjectSet getInfo(org.gvsig.fmap.geom.primitive.Point p,
896
                    double tolerance) throws LoadLayerException, DataException {
897
        int i;
898
        FLayer layer;
899
        List res = new ArrayList();
900
        for (i = 0; i < this.layers.size(); i++) {
901
            layer = (FLayer) layers.get(i);
902
            if (layer instanceof InfoByPoint) {
903
                InfoByPoint queryable_layer = (InfoByPoint) layer;
904
                res.add(queryable_layer.getInfo(p, tolerance));
905
            }
906
        }
907
        DynObjectSet[] innerSets =
908
            (DynObjectSet[]) res.toArray(new DynObjectSet[res.size()]);
909
        return new MultiDynObjectSet(innerSets);
910
    }
911
    
912
        /*
913
         * (non-Javadoc)
914
         * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#getTocImageIcon()
915
         */
916
        public String getTocImageIcon() {
917
                return "layer-icon-group";
918
        }
919

    
920
        /**
921
         * <p>Adds the layer with the information in an XML entity and the specified name, to this collection of layers. And
922
         *  returns <code>true</code> if there hasn't been errors.</p>
923
         *
924
         * @see CopyOfFLayers#addLayerFromXML(XMLEntity, String)
925
         *
926
         * @param xml tree-node structure with information about layers
927
         * @param name name of the layer to add
928
         * @return <code>true</code> if there were no errors adding the layer, <code>false</code> otherwise
929
         *
930
         * @throws LoadLayerException if fails loading this layer.
931
         */
932
        //        public boolean addLayerFromXMLEntity(XMLEntity xml, String name) throws LoadLayerException {
933
        //                fmap.clearErrors();
934
        //                this.addLayerFromXML(xml,name);
935
        //
936
        //                return (fmap.getLayersError().size() == 0);
937
        //
938
        //        }
939

    
940
//        /**
941
//         * <p>Adds the layer with the information in an XML entity and the specified name, to this collection of layers.</p>
942
//         *
943
//         * <p>This method really executes the addition, considering the kind of layer (<code>FLyrVect</code>,
944
//         *  <code>FLyrAnnotation</code>, <code>FLyrRaster</code>, a collection of layers (<code>FLayers</code>),
945
//         *  or another kind of layer (<code>FLayer</code>)), and the driver in the layer.</p>
946
//         *
947
//         * @param xml tree-node structure with information about layers
948
//         * @param name name of the layer to add
949
//         *
950
//         * @throws LoadLayerException if fails loading this layer.
951
//         */
952
//        private void addLayerFromXML(XMLEntity xml, String name) throws LoadLayerException {
953
//                FLayer layer = null;
954
//
955
//                try {
956
//                        if (name == null) {
957
//                                name = xml.getName();
958
//                        }
959
//
960
//
961
//                        String className = xml.getStringProperty("className");
962
//                        Class clase = Class.forName(className);
963
//                        layer = (FLayer) clase.newInstance();
964
//                        if (FLayers.class.isAssignableFrom(clase)) {
965
//                                ((FLayers)layer).setMapContext(getMapContext());
966
//                                ((FLayers)layer).setParentLayer(this);
967
//                                //                        layer = new FLayers(getMapContext(),this);
968
//                                layer.setXMLEntity(xml);
969
//                        } else {
970
//                                // Capas Nuevas (externas)
971
//                                layer.setName(name);
972
//                                layer.setXMLEntity(xml);
973
//                                layer.load();
974
//                        }
975
//
976
//                        //                //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,
977
//                        //                //ya que los drivers de una FLyrAnnotation no sabemos cual es puede ser cualquier Driver Vectorial.
978
//                        //                if (className.equals(FLyrVect.class.getName())){// || className.equals(FLyrAnnotation.class.getName())) {
979
//                        //                        String type = xml.getStringProperty("type");
980
//                        //                        if ("vectorial".equals(type)){
981
//                        //                                //String recordsetName = xml.getChild(i).getStringProperty("recordset-name");
982
//                        //                                IProjection proj = null;
983
//                        //                                if (xml.contains("proj")) {
984
//                        //                                        proj = CRSFactory.getCRS(xml.getStringProperty("proj"));
985
//                        //                                }
986
//                        //                                else
987
//                        //                                {
988
//                        //                                        proj = this.getMapContext().getViewPort().getProjection();
989
//                        //                                }
990
//                        //                                if (xml.contains("file")) {
991
//                        //                                        Driver d;
992
//                        //                                        try {
993
//                        //                                                d = LayerFactory.getDM().getDriver(xml.getStringProperty("driverName"));
994
//                        //                                        } catch (DriverLoadException e1) {
995
//                        //                                                throw new DriverLayerException(name,e1);
996
//                        //                                        }
997
//                        //                                        layer = LayerFactory.createLayer(name, (VectorialFileDriver) d,
998
//                        //                                                        new File(xml.getStringProperty("file")),
999
//                        //                                                        proj);
1000
//                        //
1001
//                        //
1002
//                        //                                }
1003
//                        //                                if (xml.contains("db")) {
1004
//                        //
1005
//                        //                                        String driverName = xml.getStringProperty("db");
1006
//                        //                                        IVectorialDatabaseDriver driver;
1007
//                        //                                        try {
1008
//                        //                                                driver = (IVectorialDatabaseDriver) LayerFactory.getDM().getDriver(driverName);
1009
//                        //                                                //Hay que separar la carga de los datos del XMLEntity del load.
1010
//                        //                                                driver.setXMLEntity(xml.getChild(2));
1011
//                        //
1012
//                        //                                                boolean loadOk = false;
1013
//                        //                                                ((DefaultJDBCDriver)driver).load();
1014
//                        //                                                if (((DefaultJDBCDriver)driver).getConnection() != null) {
1015
//                        //                                                        loadOk = true;
1016
//                        //                                                }
1017
//                        //                                                layer = LayerFactory.createDBLayer(driver, name, proj);
1018
//                        //                                                if (!loadOk) {
1019
//                        //                                                        layer.setAvailable(false);
1020
//                        //                                                }
1021
//                        //
1022
//                        //                                        } catch (DriverLoadException e) {
1023
//                        //                                                throw new DriverLayerException(name,e);
1024
//                        //                                        } catch (XMLException e) {
1025
//                        //                                                throw new DriverLayerException(name,e);
1026
//                        //                                        } catch (ReadException e) {
1027
//                        //                                                throw new DriverLayerException(name,e);
1028
//                        //                                        }
1029
//                        //
1030
//                        //                                }
1031
//                        //                                // Clases con algun driver gen?rico creado por otro
1032
//                        //                                // programador
1033
//                        //                                if (xml.contains("other")) {
1034
//                        //
1035
//                        //                                        String driverName = xml.getStringProperty("other");
1036
//                        //                                        VectorialDriver driver = null;
1037
//                        //                                        try {
1038
//                        //                                                driver = (VectorialDriver) LayerFactory.getDM().getDriver(driverName);
1039
//                        //                                        } catch (DriverLoadException e) {
1040
//                        //                                                // Si no existe ese driver, no pasa nada.
1041
//                        //                                                // Puede que el desarrollador no quiera que
1042
//                        //                                                // aparezca en el cuadro de di?logo y ha metido
1043
//                        //                                                // el jar con sus clases en nuestro directorio lib.
1044
//                        //                                                // Intentamos cargar esa clase "a pelo".
1045
//                        //                                                if (xml.getChild(2).contains("className"))
1046
//                        //                                                {
1047
//                        //                                                        String className2 = xml.getChild(2).getStringProperty("className");
1048
//                        //                                                        try {
1049
//                        //                                                                driver = (VectorialDriver) Class.forName(className2).newInstance();
1050
//                        //                                                        } catch (Exception e1) {
1051
//                        //                                                                throw new DriverLayerException(name,e);
1052
//                        //                                                        }
1053
//                        //                                                }
1054
//                        //                                        } catch (NullPointerException npe) {
1055
//                        //                                                // Si no existe ese driver, no pasa nada.
1056
//                        //                                                // Puede que el desarrollador no quiera que
1057
//                        //                                                // aparezca en el cuadro de di?logo y ha metido
1058
//                        //                                                // el jar con sus clases en nuestro directorio lib.
1059
//                        //                                                // Intentamos cargar esa clase "a pelo".
1060
//                        //                                                if (xml.getChild(2).contains("className"))
1061
//                        //                                                {
1062
//                        //                                                        String className2 = xml.getChild(2).getStringProperty("className");
1063
//                        //                                                        try {
1064
//                        //                                                                driver = (VectorialDriver) Class.forName(className2).newInstance();
1065
//                        //                                                        } catch (Exception e1) {
1066
//                        //                                                                throw new DriverLayerException(name,e1);
1067
//                        //                                                        }
1068
//                        //                                                }
1069
//                        //                                        }
1070
//                        //                                        if (driver instanceof IPersistence)
1071
//                        //                                        {
1072
//                        //                                                IPersistence persist = (IPersistence) driver;
1073
//                        //                                                persist.setXMLEntity(xml.getChild(2));
1074
//                        //                                        }
1075
//                        //                                        layer = LayerFactory.createLayer(name, driver, proj);
1076
//                        //                                }
1077
//                        //
1078
//                        //                        }
1079
//                        //
1080
//                        //                        //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,
1081
//                        //                        //ya que los drivers de una FLyrAnnotation no sabemos cual es puede ser cualquier Driver Vectorial.
1082
//                        //                        if (className.equals(FLyrAnnotation.class.getName())){
1083
//                        //                                layer=FLyrAnnotation.createLayerFromVect((FLyrVect)layer);
1084
//                        //                        }
1085
//                        //
1086
//                        //
1087
//                        //                        layer.setXMLEntity(xml);
1088
//                        //
1089
//                        //                } else {
1090
//                        //                        Class clase = LayerFactory.getLayerClassForLayerClassName(className);
1091
//                        //                        layer = (FLayer) clase.newInstance();
1092
//                        //                        if (clase.isAssignableFrom(FLayers.class)) {
1093
//                        //                                ((FLayers)layer).setMapContext(getMapContext());
1094
//                        //                                ((FLayers)layer).setParentLayer(this);
1095
//                        ////                                layer = new FLayers(getMapContext(),this);
1096
//                        //                                layer.setXMLEntity(xml);
1097
//                        //                        } else {
1098
//                        //                                // Capas Nuevas (externas)
1099
//                        //                                layer.setName(name);
1100
//                        //                                layer.setXMLEntity(xml);
1101
//                        //                                layer.load();
1102
//                        //                        }
1103
//                        //                }
1104
//                        this.addLayer(layer);
1105
//                        logger.debug("layer: "+ layer.getName() +" loaded");
1106
//                        // Comprobar que la proyecci?n es la misma que la de FMap
1107
//                        // Si no lo es, es una capa que est? reproyectada al vuelo
1108
//                        IProjection proj = layer.getProjection();
1109
//                        if ((proj != null)) {
1110
//                                if (!proj.getFullCode().equals(getMapContext().getProjection().getFullCode()))
1111
//                                {
1112
//                                        ICoordTrans ct = proj.getCT(getMapContext().getProjection());
1113
//                                        // TODO: REVISAR CON LUIS
1114
//                                        // Se lo fijamos a todas, luego cada una que se reproyecte
1115
//                                        // si puede, o que no haga nada
1116
//
1117
//                                        layer.setCoordTrans(ct);
1118
//                                }
1119
//                        }
1120
//                } catch (XMLException e) {
1121
//                        fmap.addLayerError(xml.getStringProperty("name"));
1122
//                        throw new LoadLayerException(name,e);
1123
//                } catch (ClassNotFoundException e) {
1124
//                        fmap.addLayerError(xml.getStringProperty("name"));
1125
//                        throw new LoadLayerException(name,e);
1126
//                } catch (InstantiationException e) {
1127
//                        fmap.addLayerError(xml.getStringProperty("name"));
1128
//                        throw new LoadLayerException(name,e);
1129
//                } catch (IllegalAccessException e) {
1130
//                        fmap.addLayerError(xml.getStringProperty("name"));
1131
//                        throw new LoadLayerException(name,e);
1132
//                } catch (LoadLayerException e){
1133
//                        fmap.addLayerError(xml.getStringProperty("name"));
1134
//                        throw e;
1135
//                }
1136
//        }
1137

    
1138
        /**
1139
         * <p>Sets the <code>MapContext</code> that contains this layer node.</p>
1140
         *
1141
         * @param mapContext the <code>MapContext</code> that contains this layer node
1142
         */
1143
        public void setMapContext(MapContext mapContext) {
1144
                this.fmap = mapContext;
1145
        }
1146

    
1147
//        /**
1148
//         * <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
1149
//         *  and loads the layer. Then, adds the layer to this collection of layers, and if there is a projection defined,
1150
//         *  inserts the transformation coordinates to the layer.</p>
1151
//         *
1152
//         * <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>
1153
//         *
1154
//         * @param xml tree-node structure with information about layers
1155
//         * @param name name of the layer to add
1156
//         */
1157
//        private void addLayerFromXMLNew(XMLEntity xml, String name) {
1158
//                //                FLayer layer = null;
1159
//                //
1160
//                //
1161
//                //                try {
1162
//                //                        String className = xml.getStringProperty("className");
1163
//                //                        Class clazz = Class.forName(className);
1164
//                //                        if (clazz.isAssignableFrom(FLayers.class)) {
1165
//                //                                layer = (FLayer) clazz.newInstance();
1166
//                //                                ((FLayers)layer).setMapContext(getMapContext());
1167
//                //                                ((FLayers)layer).setParentLayer(this);
1168
//                //        //                if (className.equals((FLayers.class.getName()))){
1169
//                //        //                        layer = new FLayers(getMapContext(),this);
1170
//                //                        } else {
1171
//                //        //                        Por compatibilidad
1172
//                //                                if (className.equals(FLyrVect.class.getName())) {
1173
//                //                                        if (xml.contains("file")) {
1174
//                //                                                layer = new FLayerFileVectorial();
1175
//                //                                        } else if (xml.contains("db")) {
1176
//                //                                                try {
1177
//                //                                                        layer = (FLayer)((ExtensionPoint)ExtensionPointsSingleton.getInstance().get("Layers")).create("com.iver.cit.gvsig.fmap.layers.FLayerJDBCVectorial");
1178
//                //                                                } catch (Exception e) {
1179
//                //                                                        throw new XMLException(new Exception("No se tiene registrada la capa de tipo JDBC"));
1180
//                //                                                }
1181
//                //                                                //className = FLayerJDBCVectorial.class.getName();
1182
//                //                                        } else if (xml.contains("other")){
1183
//                //                                                layer = new FLayerGenericVectorial();
1184
//                //                                        } else {
1185
//                //                                                throw new XMLException(new Exception("Capa vectorial de tipo no reconocido"));
1186
//                //                                        }
1187
//                //        //                                Fin por compatibilidad
1188
//                //                                } else {
1189
//                //                                        try {
1190
//                //                                                layer = (FLayer)(((ExtensionPoint)ExtensionPointsSingleton.getInstance().get("Layers")).create(className));
1191
//                //                                        } catch (Exception e) {
1192
//                //                                                //puende que no este registrada como punto de extension
1193
//                //                                                Class clase = Class.forName(className);
1194
//                //                                                layer = (FLayer) clase.newInstance();
1195
//                //                                                // FIXME: Hacemos algo aqui o dejamos que suba el error?
1196
//                //                                        }
1197
//                //                                }
1198
//                //
1199
//                //                        }
1200
//                //                        layer.setXMLEntity(xml);
1201
//                //                        if (name != null) layer.setName(name);
1202
//                //                        layer.load();
1203
//                //
1204
//                //                        this.addLayer(layer);
1205
//                //                        logger.debug("layer: "+ layer.getName() +" loaded");
1206
//                //                        // Comprobar que la proyecci?n es la misma que la de FMap
1207
//                //                        // Si no lo es, es una capa que est? reproyectada al vuelo
1208
//                //                        IProjection proj = layer.getProjection();
1209
//                //                        if ((proj != null))
1210
//                //                                if (proj != getMapContext().getProjection())
1211
//                //                                {
1212
//                //                                        ICoordTrans ct = proj.getCT(getMapContext().getProjection());
1213
//                //                                        // TODO: REVISAR CON LUIS
1214
//                //                                        // Se lo fijamos a todas, luego cada una que se reproyecte
1215
//                //                                        // si puede, o que no haga nada
1216
//                //                                        layer.setCoordTrans(ct);
1217
//                //
1218
//                //                                }
1219
//                //                }catch (Exception e) {
1220
//                //                        fmap.addLayerError(xml.getStringProperty("name"));
1221
//                //                        logger.debug(Messages.getString("could_not_load_layer")+": "+xml.getStringProperty("name") + ".\n"
1222
//                //                                        +Messages.getString("reason")+":", e);
1223
//                //                }
1224
//        }
1225

    
1226
        public void accept(Visitor visitor) throws BaseException {
1227
                throw new NotSupportedOperationException(visitor, this);
1228
        }
1229

    
1230
        public void accept(LayersVisitor visitor) throws BaseException {
1231
                for (int i = 0; i < this.getLayersCount(); i++) {
1232
                        FLayer layer = this.getLayer(i);
1233
                        if (layer instanceof LayersVisitable) {
1234
                                ((LayersVisitable) layer).accept(visitor);
1235
                        } else {
1236
                                visitor.visit(layer);
1237
                        }
1238
                }
1239
        }
1240

    
1241
        /*
1242
         * (non-Javadoc)
1243
         *
1244
         * @see org.gvsig.metadata.Metadata#getMetadataID()
1245
         */
1246
        public Object getMetadataID() throws MetadataException {
1247
                StringBuffer strb = new StringBuffer();
1248
                strb.append("Layers(");
1249
                strb.append(this.getName());
1250
                strb.append("):{");
1251
                Iterator iter = this.layers.iterator();
1252
                while (iter.hasNext()) {
1253
                        strb.append(((FLayer) iter.next()).getMetadataID());
1254
                        strb.append(",");
1255
                }
1256
                strb.append("}");
1257
                return strb.toString();
1258

    
1259
        }
1260

    
1261
        /*
1262
         * (non-Javadoc)
1263
         *
1264
         * @see org.gvsig.metadata.Metadata#getMetadataChildren()
1265
         */
1266
        public Set getMetadataChildren() {
1267
                Set ret = new TreeSet();
1268
                Iterator iter = this.layers.iterator();
1269
                while (iter.hasNext()) {
1270
                        ret.add(iter.next());
1271
                }
1272
                return ret;
1273
        }
1274

    
1275
        /*
1276
         * (non-Javadoc)
1277
         *
1278
         * @see org.gvsig.metadata.Metadata#getMetadataName()
1279
         */
1280
        public String getMetadataName() throws MetadataException {
1281
                StringBuffer strb = new StringBuffer();
1282
                strb.append("Layer Group '");
1283
                strb.append(this.getName());
1284
                strb.append("': {");
1285
                Iterator iter = this.layers.iterator();
1286
                while (iter.hasNext()) {
1287
                        strb.append(((FLayer) iter.next()).getMetadataName());
1288
                        strb.append(",");
1289
                }
1290
                strb.append("}");
1291
                return strb.toString();
1292
        }
1293

    
1294

    
1295
        public void beginDraw(Graphics2D g, ViewPort viewPort) {
1296
                LayerDrawEvent beforeEvent = new LayerDrawEvent(this, g, viewPort, LayerDrawEvent.LAYER_BEFORE_DRAW);
1297
                fmap.fireLayerDrawingEvent(beforeEvent);
1298
        }
1299

    
1300
        public void endDraw(Graphics2D g, ViewPort viewPort) {
1301
                LayerDrawEvent afterEvent = new LayerDrawEvent(this, g, viewPort, LayerDrawEvent.LAYER_AFTER_DRAW);
1302
                fmap.fireLayerDrawingEvent(afterEvent);
1303
        }
1304

    
1305
        public static void registerPersistent() {
1306
                
1307
                PersistenceManager manager = ToolsLocator.getPersistenceManager();
1308
                if( manager.getDefinition(FLyrDefault.class) == null ) {
1309
                        FLyrDefault.registerPersistent();
1310
                }
1311
                DynStruct definition = manager.addDefinition(
1312
                                FLayers.class,
1313
                                "FLayers",
1314
                                "FLayers Persistence definition",
1315
                                null, 
1316
                                null
1317
                );
1318
                definition.extend(PersistenceManager.PERSISTENCE_NAMESPACE, "FLyrDefault");
1319
                
1320
                definition.addDynFieldObject("mapContext").setClassOfValue(MapContext.class).setMandatory(true);
1321
                definition.addDynFieldList("layers").setClassOfItems(FLayer.class).setMandatory(true);
1322
        }
1323

    
1324
        protected void doDispose() throws BaseException {
1325
                if (layers != null) {
1326
                        for (int i = 0; i < layers.size(); i++) {
1327
                                dispose((Disposable) layers.get(i));
1328
                        }
1329
                }
1330
        }
1331
        
1332
        public void move(FLayer layer, LayerCollection group, int where, FLayer adjoiningLayer) throws LayerNotFoundInCollectionException{
1333

    
1334
                        callLayerRemoving(LayerCollectionEvent.createLayerRemovingEvent(layer));
1335
                        group.addLayer(layer, where, adjoiningLayer);
1336
                        removeLayer(layer);
1337
                        this.updateDrawVersion();
1338
                        callLayerRemoved(LayerCollectionEvent.createLayerRemovedEvent(layer));
1339

    
1340
        }
1341

    
1342
        public void move(FLayer layer, LayerCollection group){
1343
                try {
1344
                        move(layer, group, END, null);
1345
                } catch (LayerNotFoundInCollectionException e){
1346
                        throw new MapContextRuntimeException(e);
1347
                }
1348
        }
1349
        
1350
        public void addLayer(FLayer layer, int where, FLayer adjoiningLayer)
1351
        throws LayerNotFoundInCollectionException {
1352

    
1353
                switch (where) {
1354
                case BEGIN:
1355
                        addLayer(0,layer);
1356
                        break;
1357
                case BEFORE:
1358
                        if (adjoiningLayer!=null){
1359
                                if (this.layers.contains(adjoiningLayer)){
1360
                                        for(int i=0; i<this.getLayersCount(); i++){
1361
                                                if(adjoiningLayer==this.getLayer(i)){
1362
                                                        addLayer(i, layer);
1363
                                                        break;
1364
                                                }
1365
                                        }
1366
                                } else {
1367
                                        throw new LayerNotFoundInCollectionException(adjoiningLayer, this);
1368
                                }
1369
                        } else {
1370
                                addLayer(0,layer);
1371
                        }
1372
                        break;
1373
                case AFTER:
1374
                        if (adjoiningLayer!=null){
1375
                                if (this.layers.contains(adjoiningLayer)){
1376
                                        for(int i=0; i<this.getLayersCount(); i++){
1377
                                                if(adjoiningLayer==this.getLayer(i)){
1378
                                                        addLayer(i+1, layer);
1379
                                                        break;
1380
                                                }
1381
                                        }
1382
                                } else {
1383
                                        throw new LayerNotFoundInCollectionException(adjoiningLayer, this);
1384
                                }
1385
                        } else {
1386
                                this.addLayer(layer);
1387
                        }
1388
                        break;
1389
                default: // By default add layer an the end of the collection
1390
                        this.addLayer(layer);
1391
                        break;
1392
                }
1393

    
1394
        }
1395

    
1396
}