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1
/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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 *
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 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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 *
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 * This program is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU General Public License
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 * as published by the Free Software Foundation; either version 2
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 * of the License, or (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.
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 *
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 * For more information, contact:
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 *
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 *  Generalitat Valenciana
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 *   Conselleria d'Infraestructures i Transport
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 *   Av. Blasco Ib??ez, 50
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 *   46010 VALENCIA
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 *   SPAIN
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 *
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 *      +34 963862235
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 *   gvsig@gva.es
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 *      www.gvsig.gva.es
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 *
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 *    or
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 *
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 *   IVER T.I. S.A
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 *   Salamanca 50
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 *   46005 Valencia
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 *   Spain
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 *
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 *   +34 963163400
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 *   dac@iver.es
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 */
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package com.iver.cit.gvsig.fmap.layers;
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import java.awt.Graphics2D;
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import java.awt.Point;
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import java.awt.geom.Rectangle2D;
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import java.awt.image.BufferedImage;
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import java.awt.image.WritableRaster;
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import java.io.File;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.ConcurrentModificationException;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Vector;
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import javax.swing.ImageIcon;
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import org.apache.log4j.Logger;
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import org.cresques.cts.ICoordTrans;
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import org.cresques.cts.IProjection;
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62
import com.hardcode.driverManager.Driver;
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import com.hardcode.driverManager.DriverLoadException;
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import com.iver.cit.gvsig.fmap.DriverException;
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import com.iver.cit.gvsig.fmap.FMap;
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import com.iver.cit.gvsig.fmap.MapControl;
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import com.iver.cit.gvsig.fmap.ViewPort;
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import com.iver.cit.gvsig.fmap.crs.CRSFactory;
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import com.iver.cit.gvsig.fmap.drivers.DefaultDBDriver;
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import com.iver.cit.gvsig.fmap.drivers.DriverIOException;
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import com.iver.cit.gvsig.fmap.drivers.VectorialDatabaseDriver;
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import com.iver.cit.gvsig.fmap.drivers.VectorialDriver;
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import com.iver.cit.gvsig.fmap.drivers.VectorialFileDriver;
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import com.iver.cit.gvsig.fmap.layers.layerOperations.InfoByPoint;
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import com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection;
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import com.iver.cit.gvsig.fmap.layers.layerOperations.VectorialData;
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import com.iver.cit.gvsig.fmap.layers.layerOperations.XMLItem;
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import com.iver.cit.gvsig.fmap.operations.strategies.FeatureVisitor;
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import com.iver.cit.gvsig.fmap.operations.strategies.VisitException;
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import com.iver.cit.gvsig.fmap.rendering.VectorialLegend;
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import com.iver.utiles.IPersistance;
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import com.iver.utiles.XMLEntity;
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import com.iver.utiles.swing.threads.Cancellable;
84

    
85
/**
86
 * Representa un nodo interno en el ?rbol de capas
87
 */
88
public class FLayers extends FLyrDefault implements VectorialData, LayerCollection, InfoByPoint
89
{
90
        //ArrayList de Listener registrados.
91
        private ArrayList layerCollectionListeners = new ArrayList();
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93

    
94
        private List layers = Collections.synchronizedList(new ArrayList());
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        private FMap fmap;
96
        private static Logger logger = Logger.getLogger(FLayers.class.getName());
97
        /**
98
         * Crea un nuevo FLayers.
99
         *
100
         * @param fmap
101
         * @param parent
102
         */
103
        public FLayers(FMap fmap, FLayers parent) {
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                setParentLayer(parent);
105
                this.fmap = fmap;
106
        }
107

    
108
        /**
109
         * A?ade un listener de los eventos de la colecci?n de capas
110
         *
111
         * @param listener
112
         */
113
        public void addLayerCollectionListener(LayerCollectionListener listener) {
114
                if (!layerCollectionListeners.contains(listener))
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                        layerCollectionListeners.add(listener);
116
        }
117

    
118

    
119
        /**
120
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#setAllVisibles(boolean)
121
         */
122
        public void setAllVisibles(boolean visible) {
123
                FLayer lyr;
124

    
125
                for (int i = 0; i < layers.size(); i++) {
126
                        lyr = ((FLayer) layers.get(i));
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                        lyr.setVisible(visible);
128

    
129
                        if (lyr instanceof LayerCollection) {
130
                                ((LayerCollection) lyr).setAllVisibles(visible);
131
                        }
132
                }
133
        }
134

    
135
        /**
136
         * Elimina un listener de los eventos de la colecci?n de capas
137
         *
138
         * @param listener
139
         */
140
        public void removeLayerCollectionListener(LayerCollectionListener listener) {
141
                layerCollectionListeners.remove(listener);
142
        }
143

    
144
        /**
145
         * A?ade una capa.
146
         *
147
         * @param layer
148
         */
149
        private void doAddLayer(FLayer layer) {
150
                layers.add(layer);
151
                layer.setParentLayer(this);
152
        }
153

    
154
        /**
155
         * A?ade una capa al final de la lista de subcapas
156
         *
157
         * @param layer
158
         *
159
         * @throws CancelationException
160
         */
161
        public void addLayer(FLayer layer) throws CancelationException {
162
                //Notificamos a la capa que va a ser a?adida
163
                FLyrDefault layerDef = (FLyrDefault)layer;
164
                if (!layerDef.isUnavailable()) {
165
                        if (layer instanceof FLyrDefault)
166
                                ((FLyrDefault)layer).wakeUp();
167
                        
168
                        if (layer instanceof FLayers){
169
                                FLayers layers=(FLayers)layer;
170
                                fmap.addAsCollectionListener(layers);
171
                        }
172
                        callLayerAdding(LayerCollectionEvent.createLayerAddingEvent(layer));
173
                }
174

    
175
                doAddLayer(layer);
176

    
177
                if (!layerDef.isUnavailable()) {
178
                        callLayerAdded(LayerCollectionEvent.createLayerAddedEvent(layer));
179
                }
180
        }
181

    
182
        /**
183
         * Mueve una capa de la posici?n from a la posici?n to. (Se supone que
184
         * est?n dentro del mismo nivel). Para mover entre niveles, usar otro
185
         * m?todo (por hacer)
186
         *
187
         * @param from origen.
188
         * @param to destino.
189
         *
190
         * @throws CancelationException
191
         */
192
        public void moveTo(int from, int to) throws CancelationException {
193
                int newfrom=layers.size()-from-1;
194
                int newto=layers.size()-to-1;
195
                if ( newfrom < 0 || newfrom >=layers.size() || newto < 0 || newto >= layers.size()) return;
196
                FLayer aux = (FLayer) layers.get(newfrom);
197
                callLayerMoving(LayerPositionEvent.createLayerMovingEvent(aux, newfrom, newto));
198
                layers.remove(newfrom);
199
                layers.add(newto, aux);
200
                callLayerMoved(LayerPositionEvent.createLayerMovedEvent(aux, newfrom, newto));
201
        }
202

    
203
        /**
204
         * Borra una capa del ArrayList que contiene a las capas.
205
         *
206
         * @param lyr FLayer.
207
         */
208
        private void doRemoveLayer(FLayer lyr) {
209
                        layers.remove(lyr);
210
        }
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212
        /**
213
         * Borra una capa de la colecci?n de capas.
214
         *
215
         * @param lyr FLayer
216
         *
217
         * @throws CancelationException
218
         */
219
        public void removeLayer(FLayer lyr) throws CancelationException {
220
                callLayerRemoving(LayerCollectionEvent.createLayerRemovingEvent(lyr));
221
                doRemoveLayer(lyr);
222
                callLayerRemoved(LayerCollectionEvent.createLayerRemovedEvent(lyr));
223
        }
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225
        /**
226
         * Borra una FLayer del vector a partir del identificador.
227
         *
228
         * @param idLayer
229
         */
230
        public void removeLayer(int idLayer) {
231
                FLayer lyr = (FLayer) layers.get(idLayer);
232
                callLayerRemoving(LayerCollectionEvent.createLayerRemovingEvent(lyr));
233
                layers.remove(idLayer);
234
                callLayerRemoved(LayerCollectionEvent.createLayerRemovedEvent(lyr));
235
        }
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237
        /**
238
         * M?todo de conveniencia para borrar una capa con ese nombre
239
         *
240
         * @param layerName
241
         */
242
        public void removeLayer(String layerName) {
243
                FLayer lyr;
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245
                for (int i = 0; i < layers.size(); i++) {
246
                        lyr = ((FLayer) layers.get(i));
247

    
248
                        if (lyr.getName().compareToIgnoreCase(layerName) == 0) {
249
                                removeLayer(i);
250

    
251
                                break;
252
                        }
253
                }
254
        }
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        /**
256
         * M?todo de conveniencia para reemplazar una capa con ese nombre
257
         *
258
         * @param layerName
259
         */
260
        public void replaceLayer(String layerName, FLayer layer)
261
        {
262
                FLayer lyr;
263
                FLayer parent;
264
                for (int i = 0; i < layers.size(); i++) {
265
                        lyr = ((FLayer) layers.get(i));
266

    
267
                        if (lyr.getName().compareToIgnoreCase(layerName) == 0) {
268
                                parent = lyr.getParentLayer();
269
                                removeLayer(i);
270
                                if (parent != null)
271
                                //Notificamos a la capa que va a ser a?adida
272
                                if (layer instanceof FLyrDefault)
273
                                        ((FLyrDefault)layer).wakeUp();
274

    
275
                                if (layer instanceof FLayers){
276
                                        FLayers layers=(FLayers)layer;
277
                                        fmap.addAsCollectionListener(layers);
278
                                }
279
                                callLayerAdding(LayerCollectionEvent.createLayerAddingEvent(layer));
280

    
281
                                layers.add(i,layer);
282
                                layer.setParentLayer(this);
283

    
284
                                callLayerAdded(LayerCollectionEvent.createLayerAddedEvent(layer));
285
                                break;
286
                        }
287
                }
288
        }
289

    
290

    
291
        /**
292
         * Obtiene el array de capas visibles que penden del arbol cuya ra?z es
293
         * este nodo
294
         *
295
         * @return Vector de FLayer.
296
         */
297
        public FLayer[] getVisibles() {
298
                ArrayList array = new ArrayList();
299

    
300
                for (Iterator iter = layers.iterator(); iter.hasNext();) {
301
                        if (((FLayer) iter.next()).isVisible()) {
302
                                array.add((FLayer) iter.next());
303
                        }
304
                }
305

    
306
                return (FLayer[]) array.toArray(new FLayer[0]);
307
        }
308

    
309
        /**
310
         * Obtiene el hijo i-?simo (de abajo a arriba) directo de esta colecci?n.
311
         *
312
         * @param index ?ndice.
313
         *
314
         * @return capa seleccionada.
315
         */
316
        public FLayer getLayer(int index) {
317
                return (FLayer) layers.get(index);
318
        }
319

    
320
        /**
321
         * M?todo de conveniencia para buscar una capa por su nombre Es conveniente
322
         * usar getLayer(int) siempre que se pueda, es m?s directo.
323
         *
324
         * @param layerName nombre.
325
         *
326
         * @return capa seleccionada.
327
         */
328
        public FLayer getLayer(String layerName) {
329
                FLayer lyr;
330
                FLayer lyr2;
331
                ArrayList layerList;
332

    
333
                for (int i = 0; i < layers.size(); i++) {
334
                        lyr = ((FLayer) layers.get(i));
335

    
336
                        if (lyr.getName().compareToIgnoreCase(layerName) == 0) {
337
                                        return lyr;
338
                        }
339

    
340
                        layerList = new ArrayList();
341
                        splitLayerGroup(lyr,layerList);
342
                        for(int j = 0; j<layerList.size(); j++ )
343
                        {
344
                                lyr2 = ((FLayer)layerList.get(j));
345
                                if (lyr2.getName().compareToIgnoreCase(layerName) == 0) {
346
                                        return lyr2;
347
                                }
348
                        }
349
                }
350

    
351
                return null;
352
        }
353

    
354
        // added by Laura
355
        // this is to to split up a layer group in order to get a layer by name
356
        // when there are layergroups.
357
        private void splitLayerGroup(FLayer layer, ArrayList result)
358
        {
359
                int i;
360
                FLayers layerGroup;
361
                if (layer instanceof FLayers)
362
                {
363
                        layerGroup = (FLayers)layer;
364
                        for (i=0; i < layerGroup.getLayersCount(); i++ )
365
                        {
366
                                splitLayerGroup(layerGroup.getLayer(i),result);
367
                        }
368
                }
369
                else
370
                {
371
                        result.add(layer);
372
                }
373
        }
374

    
375
        /**
376
         * Obtiene el n?mero de capas que hay en su mismo nivel Es decir, no cuenta
377
         * las subcapas de un FLayers
378
         *
379
         * @return n?mero de capas.
380
         */
381
        public int getLayersCount() {
382
                return layers.size();
383
        }
384

    
385
        /**
386
         * @see com.iver.cit.gvsig.fmap.layers.FLayer#draw(java.awt.image.BufferedImage,
387
         *                 java.awt.Graphics2D, com.iver.cit.gvsig.fmap.ViewPort)
388
         */
389
        public void draw(BufferedImage image, Graphics2D g, ViewPort viewPort,
390
                Cancellable cancel,double scale) throws DriverException {
391
            //double scale = getFMap().getScaleView();
392
                Iterator iter = layers.iterator();
393
        try
394
        {
395
                boolean bNeedRecalculateCache = false;
396
                    while (iter.hasNext())
397
                    {
398
                    // for (int i=0; i < layers.size(); i++) {
399
                if (cancel.isCanceled())
400
                    break; // M?s que nada porque las capas raster no son interrumpibles por ahora.
401
                            FLayer lyr = (FLayer) iter.next();
402
                            // FLayer lyr = (FLayer) layers.get(i);
403
                    /*        if (lyr instanceof FLyrVect && ((FLyrVect)lyr).isBroken()){
404
                                    continue;
405
                            }
406
                    */
407
                            LayerDrawEvent beforeEvent = new LayerDrawEvent(lyr, g, viewPort, LayerDrawEvent.LAYER_BEFORE_DRAW);
408
                            fmap.fireLayerDrawingEvent(beforeEvent);
409
                        if ((lyr.isDirty()) && (lyr.isCachingDrawnLayers() == false))
410
                                bNeedRecalculateCache = true;
411

    
412
                            if (lyr.isVisible()) {
413

    
414
                                    long t1 = System.currentTimeMillis();
415
                                    System.err.println("Layer " + lyr.getName() + " dirty=" + lyr.isDirty());
416
                                    // synchronized (this) {
417
                                            //Sincronizaci?n del m?todo dibujar de cada Layer, esto es posible hacerlo de otra forma,
418
                                            //pero de momento se queda as?, para solucionar el refresco de una misma vista que est? a?adida en el Layout.
419
                                    try{
420
                                            /* if (lyr instanceof IComposedDrawing)
421
                                            {
422
                                                    // Acumulamos las peticiones hasta que sea
423
                                                    // otro servidor o otro tipo de capa o la ?ltima
424
                                                    // Si hay que dibujar:
425
                                                    lyr.draw(image, g, viewPort, cancel,scale);
426
                                                    // Si hay que acumlar:
427
                                                    lyr.acumulateDrawing(antLayer);
428

429
                                            }
430
                                            else */
431

    
432
                                             if (lyr.isCachingDrawnLayers())
433
                                            {
434
                                                    // if ((bNeedRecalculateCache) || (lyr.getCacheImageDrawnLayers()==null))
435
                                                    // {
436
                                                    if (bNeedRecalculateCache)
437
                                                    {
438
                                                            // Copiamos la imagen actual
439
                                                            BufferedImage buff = new BufferedImage(image.getWidth(), image.getHeight(), image.getType());
440
                                                            WritableRaster w = buff.getRaster(); 
441
                                                            image.copyData(w);
442
                                                            lyr.setCacheImageDrawnLayers(buff);
443
                                                            System.err.println("RECALCULO LA CACHE CON LO QUE HABIA ANTES DE " + lyr.getName());
444
                                                    }
445
//                                                    }
446
//                                                    else
447
//                                                    {
448
                                                            if (lyr.getCacheImageDrawnLayers() != null)
449
                                                            {
450
                                                                    // Previo a esto hemos tenido que fijar
451
                                                                    // la imagen que queremos usar, en el 
452
                                                                    // prepareDrawing de FMap.
453
                                                                    if (lyr.isDirty())
454
                                                                    {
455
                                                                            g.drawImage(lyr.getCacheImageDrawnLayers(), 0, 0, null);
456
                                                                            System.err.println("Pinto con acelerado lo que hab?a antes de " + lyr.getName());
457
                                                                    }
458
                                                            }
459
//                                                    }
460
                                            } 
461
                                            // Si la capa est? "sucia" o alguna de las de abajo est? sucia
462
                                            // hay que volver a dibujar.
463
                                                   if (lyr.isDirty() || bNeedRecalculateCache)
464
                                                   {
465
                                                           lyr.draw(image, g, viewPort, cancel,scale);
466
                                                           bNeedRecalculateCache = true;
467
                                                   }
468
                                    } catch (DriverException e){
469
                                            // fmap.callNewErrorEvent(new ErrorEvent(lyr.getName(), e));
470
                                            fmap.addLayerError("La capa " + lyr.getName() + " es err?nea.");
471
                                            e.printStackTrace();
472
                                            // this.removeLayer(lyr);
473
                                    }
474
                                            // }
475
                                            long t2 = System.currentTimeMillis();
476
                                            System.out.println("Layer " + lyr.getName() + " "
477
                                                    + (t2-t1) + " milisecs.");
478
                                            lyr.setDirty(false);
479
                            }
480
                            LayerDrawEvent afterEvent = new LayerDrawEvent(lyr, g, viewPort, LayerDrawEvent.LAYER_AFTER_DRAW);
481
                            fmap.fireLayerDrawingEvent(afterEvent);
482

    
483
                    }
484
                    if (getVirtualLayers() != null) {
485
                            getVirtualLayers().draw(image, g, viewPort, cancel,scale);
486
                    }
487
        }
488
        catch (ConcurrentModificationException e)
489
        {
490
            System.err.println(e.getMessage());
491
        }
492
        }
493

    
494
        /**
495
         * @see com.iver.cit.gvsig.fmap.layers.FLayer#print(java.awt.Graphics2D,
496
         *                 com.iver.cit.gvsig.fmap.ViewPort,
497
         *                 com.iver.utiles.swing.threads.Cancellable)
498
         */
499
        public void print(Graphics2D g, ViewPort viewPort, Cancellable cancel,double scale)
500
                throws DriverException {
501

    
502
        // TODO: A la hora de imprimir, isWithinScale falla, porque est?
503
        // calculando la escala en pantalla, no para el layout.
504
        // Revisar esto.
505

    
506
                for (Iterator iter = layers.iterator(); iter.hasNext();) {
507
                        FLayer lyr = (FLayer) iter.next();
508
                        lyr.print(g, viewPort, cancel,scale);
509

    
510
                }
511
                 if (getVirtualLayers() != null) {
512
            getVirtualLayers().print( g, viewPort, cancel,scale);
513
        }
514
        }
515

    
516
        /**
517
         * @see com.iver.cit.gvsig.fmap.layers.FLayer#getFullExtent()
518
         */
519
        public Rectangle2D getFullExtent() throws DriverException {
520
                Rectangle2D rAux = null;
521
                boolean first = true;
522

    
523

    
524
                for (Iterator iter = layers.iterator(); iter.hasNext();) {
525
                        FLayer capa = (FLayer) iter.next();
526
                        try{
527
                        if (first) {
528
                                rAux = capa.getFullExtent();
529
                                first=false;
530
                        } else {
531
                                rAux.add(capa.getFullExtent());
532
                        }
533
                        }catch (Exception e) {
534
                                e.printStackTrace();//TODO hay que revisar para determinar el comportamiento que espera el usuario.
535
                        }
536
                }
537

    
538
                return rAux;
539
        }
540

    
541
        /**
542
         * Llama al m?todo layerAdding de los listeners dados de alta.
543
         *
544
         * @param event
545
         *
546
         * @throws CancelationException
547
         */
548
        private void callLayerAdding(LayerCollectionEvent event)
549
                throws CancelationException {
550
            ArrayList aux = (ArrayList) layerCollectionListeners.clone();
551
                for (Iterator iter = aux.iterator(); iter.hasNext();) {
552
                        ((LayerCollectionListener) iter.next()).layerAdding(event);
553
                }
554
        }
555

    
556
        /**
557
         * Llama al m?todo layerRemoving de los listeners dados de alta.
558
         *
559
         * @param event
560
         *
561
         * @throws CancelationException
562
         */
563
        private void callLayerRemoving(LayerCollectionEvent event)
564
                throws CancelationException {
565
            ArrayList aux = (ArrayList) layerCollectionListeners.clone();
566
                for (Iterator iter = aux.iterator(); iter.hasNext();) {
567
                        ((LayerCollectionListener) iter.next()).layerRemoving(event);
568
                }
569
        }
570

    
571

    
572
        /**
573
         * Llama al m?todo layerMoving de los listeners dados de alta.
574
         *
575
         * @param event
576
         *
577
         * @throws CancelationException
578
         */
579
        private void callLayerMoving(LayerPositionEvent event)
580
                throws CancelationException {
581
            ArrayList aux = (ArrayList) layerCollectionListeners.clone();
582
                for (Iterator iter = aux.iterator(); iter.hasNext();) {
583
                        ((LayerCollectionListener) iter.next()).layerMoving(event);
584
                }
585
        }
586

    
587
        /**
588
         * Llama al m?todo layerAdded de los listeners dados de alta.
589
         *
590
         * @param event
591
         */
592
        private void callLayerAdded(LayerCollectionEvent event) {
593
            ArrayList aux = (ArrayList) layerCollectionListeners.clone();
594
                for (Iterator iter = aux.iterator(); iter.hasNext();) {
595
                        ((LayerCollectionListener) iter.next()).layerAdded(event);
596
                }
597
        }
598

    
599
        /**
600
         * Llama al m?todo layerRemoved de los listeners dados de alta.
601
         *
602
         * @param event
603
         */
604
        private void callLayerRemoved(LayerCollectionEvent event) {
605
            ArrayList aux = (ArrayList) layerCollectionListeners.clone();
606
                for (Iterator iter = aux.iterator(); iter.hasNext();) {
607
                        ((LayerCollectionListener) iter.next()).layerRemoved(event);
608
                }
609
        }
610

    
611
        /**
612
         * Llama al m?todo layerMoved de los listeners dados de alta.
613
         *
614
         * @param event
615
         */
616
        private void callLayerMoved(LayerPositionEvent event) {
617
            ArrayList aux = (ArrayList) layerCollectionListeners.clone();
618
                for (Iterator iter = aux.iterator(); iter.hasNext();) {
619
                        ((LayerCollectionListener) iter.next()).layerMoved(event);
620
                }
621
        }
622

    
623
        /**
624
         * @throws XMLException
625
         * @see com.iver.cit.gvsig.fmap.layers.FLayer#getProperties()
626
         */
627
        public XMLEntity getXMLEntity() throws XMLException {
628
                XMLEntity xml = super.getXMLEntity();
629
                xml.putProperty("numLayers", layers.size());
630

    
631
                String[] s = new String[layers.size()];
632

    
633
                for (int i = 0; i < layers.size(); i++) {
634
                        s[i] = ((FLayer) layers.get(i)).getName();
635
                }
636

    
637
                xml.putProperty("LayerNames", s);
638

    
639
                for (int i = 0; i < layers.size(); i++) {
640
                        xml.addChild(((FLayer) layers.get(i)).getXMLEntity());
641
                }
642

    
643
                return xml;
644
        }
645

    
646
        /**
647
         * DOCUMENT ME!
648
         *
649
         * @param xml DOCUMENT ME!
650
         *
651
         * @throws XMLException
652
         *
653
         * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#setXMLEntity(com.iver.utiles.XMLEntity)
654
         */
655
        public void setXMLEntity03(XMLEntity xml) throws XMLException{
656
                super.setXMLEntity03(xml);
657
                int numLayers = xml.getIntProperty("numLayers");
658

    
659
                String[] s = xml.getStringArrayProperty("LayerNames");
660
                try {
661
                        for (int i = 0; i < numLayers; i++) {
662
                                FLayer layer = null;
663

    
664
                                String className = xml.getChild(i).getStringProperty("className");
665

    
666
                                if (className.equals(FLyrVect.class.getName())) {
667
                                        if (xml.getChild(i).contains("file")) {
668

    
669
                                                        layer = LayerFactory.createLayer(s[i],
670
                                                                        (VectorialFileDriver)LayerFactory.getDM().getDriver(xml.getChild(i).getStringProperty("driverName")),
671
                                                                        new File(xml.getChild(i).getStringProperty("file")),
672
                                                                        this.getFMap().getViewPort().getProjection());
673

    
674
                                        } else if (true) {
675
                                                //TODO falta por implementar
676
                                        } else if (true) {
677
                                                //TODO falta por implementar
678
                                        }
679

    
680
                                        layer.setXMLEntity03(xml.getChild(i));
681
                                        // Comprobar que la proyecci?n es la misma que la de FMap
682
                                        // Si no lo es, es una capa que est? reproyectada al vuelo
683
                                        IProjection proj = layer.getProjection();
684
                                        if (proj != null)
685
                                            if (proj != fmap.getProjection())
686
                                            {
687
                                                        ICoordTrans ct = proj.getCT(fmap.getProjection());
688
                                                        layer.setCoordTrans(ct);
689
                                                        System.err.println("coordTrans = " +
690
                                                                proj.getAbrev() + " " +
691
                                                                fmap.getProjection().getAbrev());
692
                                            }
693

    
694
//                                } else if (className.equals(FLyrWMS.class.getName())) {
695
//                                        try {
696
//                                                layer = LayerFactory.createLayer(s[i],
697
//                                                                StringUtilities.string2Rect(
698
//                                                                        xml.getChild(i).getStringProperty("fullExtent")),
699
//                                                                new URL(xml.getChild(i).getStringProperty("host")),
700
//                                                                xml.getChild(i).getStringProperty("format"),
701
//                                                                xml.getChild(i).getStringProperty("layerQuery"),
702
//                                                                xml.getChild(i).getStringProperty("infoLayerQuery"),
703
//                                                                xml.getChild(i).getStringProperty("srs"));
704
//                                        } catch (MalformedURLException e) {
705
//                                                throw new XMLException(e);
706
//                                        }
707
                                } else if (className.equals((FLyrRaster.class.getName()))) {
708
                                        //if (xml.getChild(i).contains("file")) {
709
                                        /*layer = LayerFactory.createLayer(s[i],
710
                                                        xml.getChild(i).getStringProperty("driverName"),
711
                                                        new File(xml.getChild(i).getStringProperty("file")),
712
                                                        this.getFMap().getViewPort().getProjection());*/
713
                                        layer = new FLyrRaster();
714
                                        layer.setName(s[i]);
715
                                        if (!xml.getChild(i).contains("proj"))
716
                                                ((FLyrRaster)layer).setProjection(this.getFMap().getViewPort().getProjection());
717
                                        layer.setXMLEntity03(xml.getChild(i));
718
                                        try {
719
                                                        layer.load();
720

    
721
                                        } catch (DriverIOException e) {
722
                                                throw new XMLException(e);
723
                                        }
724

    
725
                                }else if (className.equals((FLayers.class.getName()))) {
726
                                        layer = new FLayers(getFMap(),this);
727
                                        layer.setXMLEntity(xml.getChild(i));
728
                                } else {
729
                                        // Capas Nuevas (externas)
730
                                        try {
731
                                                Class clase = Class.forName(className);
732
                                                layer = (FLayer) clase.newInstance();
733
                                                layer.setName(s[i]);
734
                                                layer.setXMLEntity03(xml.getChild(i));
735
                                                try {
736
                                                                layer.load();
737
                                                } catch (DriverIOException e) {
738
                                                        throw new XMLException(e);
739
                                                }
740
                                        } catch (Exception e) {
741
                                                //e.printStackTrace();
742
                                                throw new XMLException(e);
743
                                        }
744
                                }
745

    
746
                                this.addLayer(layer);
747
                        }
748
                } catch (DriverException e) {
749
                        throw new XMLException(e);
750
                } catch (DriverLoadException e) {
751
            throw new XMLException(e);
752
        }
753

    
754
        }
755

    
756
        /**
757
         * DOCUMENT ME!
758
         *
759
         * @param xml DOCUMENT ME!
760
         *
761
         * @throws XMLException
762
         *
763
         * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#setXMLEntity(com.iver.utiles.XMLEntity)
764
         */
765
        public void setXMLEntity(XMLEntity xml) throws XMLException{
766
                super.setXMLEntity(xml);
767
                //LoadLayerException loadLayerException=new LoadLayerException();
768
                int numLayers = xml.getIntProperty("numLayers");
769

    
770
                String[] s = xml.getStringArrayProperty("LayerNames");
771
                // try {
772
                fmap.clearErrors();
773
                        for (int i = 0; i < numLayers; i++) {
774
                                this.addLayerFromXML(xml.getChild(i),s[i]);
775

    
776

    
777
                        }
778
                /* } catch (DriverException e) {
779
                        throw new XMLException(e);
780
                } */
781
                /*if (loadLayerException.getExceptions().size()>0){
782
                        throw loadLayerException;
783
                }*/
784
        }
785

    
786
        /**
787
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.VectorialData#process(com.iver.cit.gvsig.fmap.operations.strategies.FeatureVisitor,
788
         *                 FBitSet)
789
         */
790
        public void process(FeatureVisitor visitor, FBitSet subset)
791
                throws DriverException, VisitException {
792
                for (Iterator iter = layers.iterator(); iter.hasNext();) {
793
                        FLayer layer = (FLayer) iter.next();
794

    
795
                        if (layer instanceof VectorialData) {
796
                                ((VectorialData) layer).process(visitor, subset);
797
                        }
798
                }
799
        }
800

    
801
        /**
802
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.VectorialData#process(com.iver.cit.gvsig.fmap.operations.strategies.FeatureVisitor)
803
         */
804
        public void process(FeatureVisitor visitor)
805
                throws DriverException, VisitException {
806
                for (Iterator iter = layers.iterator(); iter.hasNext();) {
807
                        FLayer layer = (FLayer) iter.next();
808

    
809
                        if (layer.isActive()) {
810
                                if (layer instanceof VectorialData) {
811
                                        ((VectorialData) layer).process(visitor);
812
                                }
813
                        }
814
                }
815
        }
816
        /**
817
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.VectorialData#process(com.iver.cit.gvsig.fmap.operations.strategies.FeatureVisitor, Rectangle2D)
818
         */
819
        public void process(FeatureVisitor visitor, Rectangle2D rect) throws DriverException, VisitException {
820
                for (Iterator iter = layers.iterator(); iter.hasNext();) {
821
                        FLayer layer = (FLayer) iter.next();
822

    
823
                        if (layer.isActive()) {
824
                                if (layer instanceof VectorialData) {
825
                                        ((VectorialData) layer).process(visitor, rect);
826
                                }
827
                        }
828
                }
829

    
830
        }
831

    
832
        /**
833
         * @see com.iver.cit.gvsig.fmap.layers.FLayer#getFMap()
834
         */
835
        public FMap getFMap() {
836
                return fmap;
837
        }
838

    
839
        /* (non-Javadoc)
840
         * @see com.iver.cit.gvsig.fmap.layers.FLayer#setCoordTrans(org.cresques.cts.ICoordTrans)
841
         */
842
        public void setCoordTrans(ICoordTrans ct) {
843
                super.setCoordTrans(ct);
844

    
845
                for (Iterator iter = layers.iterator(); iter.hasNext();) {
846
                        FLayer layer = (FLayer) iter.next();
847
                        layer.setCoordTrans(ct);
848
                }
849
        }
850

    
851
        /**
852
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#setAllActives(boolean)
853
         */
854
        public void setAllActives(boolean active) {
855
                FLayer lyr;
856

    
857
                for (int i = 0; i < layers.size(); i++) {
858
                        lyr = ((FLayer) layers.get(i));
859
                        lyr.setActive(active);
860

    
861
                        if (lyr instanceof LayerCollection) {
862
                                ((LayerCollection) lyr).setAllActives(active);
863
                        }
864
                }
865
        }
866

    
867
        /**
868
         * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#getActives()
869
         */
870
        public FLayer[] getActives() {
871
                ArrayList ret = new ArrayList();
872

    
873
                for (int i = 0; i < layers.size(); i++) {
874
                        if (((FLayer) layers.get(i)).isActive()) {
875
                                ret.add(layers.get(i));
876
                        }else{
877
                                if (layers.get(i) instanceof FLayers){
878
                                        FLayer[] lyrs=((FLayers) layers.get(i)).getActives();
879
                                        for (int j=0;j<lyrs.length;j++){
880
                                                ret.add(lyrs[j]);
881
                                        }
882
                                }
883
                        }
884
                }
885

    
886
                return (FLayer[]) ret.toArray(new FLayer[0]);
887
        }
888

    
889
    /* (non-Javadoc)
890
     * @see com.iver.cit.gvsig.fmap.layers.FLayer#getMinScale()
891
     */
892
    public double getMinScale() {
893
        return -1; // La visibilidad o no la controla cada capa
894
                // dentro de una colecci?n
895
    }
896

    
897
    /* (non-Javadoc)
898
     * @see com.iver.cit.gvsig.fmap.layers.FLayer#getMaxScale()
899
     */
900
    public double getMaxScale() {
901
        return -1;
902
    }
903
    public void setMinScale(double minScale)
904
    {
905
                for (Iterator iter = layers.iterator(); iter.hasNext();) {
906
                        FLayer lyr = (FLayer) iter.next();
907
                        lyr.setMinScale(minScale);
908
                }
909
    }
910
    public void setMaxScale(double maxScale)
911
    {
912
                for (Iterator iter = layers.iterator(); iter.hasNext();) {
913
                        FLayer lyr = (FLayer) iter.next();
914
                        lyr.setMinScale(maxScale);
915
                }
916
    }
917
    public void setActive(boolean b){
918
            super.setActive(b);
919
            for (int i=0;i<layers.size();i++){
920
                    ((FLayer)layers.get(i)).setActive(b);
921
            }
922
    }
923

    
924
        /* (non-Javadoc)
925
         * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#addLayerListener(com.iver.cit.gvsig.fmap.layers.LayerListener)
926
         */
927
        public boolean addLayerListener(LayerListener o) {
928
                for (int i = 0; i < layers.size(); i++)
929
                        ((FLayer) layers.get(i)).addLayerListener(o);
930
                return true;
931
        }
932

    
933
        public XMLItem[] getInfo(Point p, double tolerance) throws DriverException {
934
                int i;
935
                Vector items = new Vector();
936
                FLayer layer;
937
                XMLItem[] aux;
938
                for (i = 0; i < this.layers.size(); i++){
939
                        layer = (FLayer)layers.get(i);
940
                        if (layer instanceof InfoByPoint){
941
                                InfoByPoint queryable_layer = (InfoByPoint) layer;
942
                                aux = queryable_layer.getInfo(p, tolerance);
943
                                for(int j = 0; j < aux.length; j++){
944
                                        items.add(aux[j]);
945
                                }
946
                        }
947
                }
948
                return (XMLItem[])items.toArray(new XMLItem[0]);
949

    
950
//                for (i = 0; i < this.layers.size(); i++){
951
//                        FLayer laCapa = (FLayer) layers.get(i);
952
//                        if (laCapa instanceof FLyrVect){
953
//                        }
954
//                        else if (laCapa instanceof RasterOperations) {
955
//                                try {
956
//                                        RasterOperations layer = (RasterOperations) laCapa;
957
//                                        sb.append(layer.getInfo(p, tolerance));
958
//                                } catch (DriverException e) {
959
//                                        e.printStackTrace();
960
//                                }
961
//                        }
962
//                        else if (laCapa instanceof InfoByPoint) {
963
//                                try {
964
//                                        InfoByPoint layer = (InfoByPoint) laCapa;
965
//                                        sb.append(layer.getInfo(p, tolerance));
966
//                                } catch (DriverException e) {
967
//                                        e.printStackTrace();
968
//                                }
969
//                        }
970
//                }
971

    
972
        }
973

    
974
        public ImageIcon getTocImageIcon() {                        
975
                return new ImageIcon(MapControl.class.getResource("images/layerGroup.png"));
976
        }
977
        
978
        public boolean isDirty() {
979
                for (Iterator iter = layers.iterator(); iter.hasNext();) {
980
                        FLayer lyr = (FLayer) iter.next();
981
                        if (lyr.isDirty())
982
                                return true;
983
                }
984
                return false;
985
        } 
986

    
987
        public void setDirty(boolean dirty) {
988
                for (Iterator iter = layers.iterator(); iter.hasNext();) {
989
                        FLayer lyr = (FLayer) iter.next();
990
                        lyr.setDirty(dirty);
991
                }
992

    
993
        }
994
        
995
        public boolean addLayerFromXMLEntity(XMLEntity xml, String name) {
996
                fmap.clearErrors();
997
                this.addLayerFromXML(xml,name);
998
                
999
                return (fmap.getLayersError().size() == 0); 
1000

    
1001
        }
1002

    
1003
        private void addLayerFromXML(XMLEntity xml, String name) {
1004
                FLayer layer = null;        
1005
                
1006
                try {
1007
                if (name == null) name = xml.getName();
1008

    
1009

    
1010
                String className = xml.getStringProperty("className");
1011

    
1012
                if (className.equals(FLyrVect.class.getName())) {
1013
                        String type = xml.getStringProperty("type");
1014
                        if ("vectorial".equals(type)){
1015
                                //String recordsetName = xml.getChild(i).getStringProperty("recordset-name");
1016
                IProjection proj = null;
1017
                if (xml.contains("proj")) {
1018
                    proj = CRSFactory.getCRS(xml.getStringProperty("proj"));
1019
                }
1020
                else
1021
                {
1022
                    proj = this.getFMap().getViewPort().getProjection();
1023
                }
1024
                                if (xml.contains("file")) {
1025
                                        Driver d;
1026
                                        try {
1027
                                                d = LayerFactory.getDM().getDriver(xml.getStringProperty("driverName"));
1028
                                        } catch (DriverLoadException e1) {
1029
                                                throw new XMLException(e1);
1030
                                        }
1031
                                        layer = LayerFactory.createLayer(name, (VectorialFileDriver) d,
1032
                                                                                                        new File(xml.getStringProperty("file")),
1033
                                                                                                        proj);
1034

    
1035

    
1036
                                }
1037
                if (xml.contains("db")) {
1038

    
1039
                    String driverName = xml.getStringProperty("db");
1040
                    VectorialDatabaseDriver driver;
1041
                    try {
1042
                        driver = (VectorialDatabaseDriver) LayerFactory.getDM().getDriver(driverName);
1043
                        //Hay que separar la carga de los datos del XMLEntity del load.
1044
                        driver.setXMLEntity(xml.getChild(2));
1045
                        
1046
                        ((DefaultDBDriver)driver).load();
1047
                        layer = LayerFactory.createDBLayer(driver, name, proj);
1048
                        
1049
                    } catch (DriverLoadException e) {
1050
                        e.printStackTrace();
1051
                        throw new XMLException(e);
1052
                    }
1053

    
1054
                }
1055
                // Clases con algun driver gen?rico creado por otro
1056
                // programador
1057
                if (xml.contains("other")) {
1058

    
1059
                    String driverName = xml.getStringProperty("other");
1060
                    VectorialDriver driver = null;
1061
                    try {
1062
                        driver = (VectorialDriver) LayerFactory.getDM().getDriver(driverName);
1063
                    } catch (DriverLoadException e) {
1064
                        // Si no existe ese driver, no pasa nada.
1065
                        // Puede que el desarrollador no quiera que
1066
                        // aparezca en el cuadro de di?logo y ha metido
1067
                        // el jar con sus clases en nuestro directorio lib.
1068
                        // Intentamos cargar esa clase "a pelo".
1069
                        if (xml.getChild(2).contains("className"))
1070
                        {
1071
                            String className2 = xml.getChild(2).getStringProperty("className");
1072
                            try {
1073
                                driver = (VectorialDriver) Class.forName(className2).newInstance();
1074
                            } catch (Exception e1) {
1075
                                throw new XMLException(e1);
1076
                            }
1077
                        }
1078
                    } catch (NullPointerException npe) {
1079
                        // Si no existe ese driver, no pasa nada.
1080
                        // Puede que el desarrollador no quiera que
1081
                        // aparezca en el cuadro de di?logo y ha metido
1082
                        // el jar con sus clases en nuestro directorio lib.
1083
                        // Intentamos cargar esa clase "a pelo".
1084
                        if (xml.getChild(2).contains("className"))
1085
                        {
1086
                            String className2 = xml.getChild(2).getStringProperty("className");
1087
                            try {
1088
                                driver = (VectorialDriver) Class.forName(className2).newInstance();
1089
                            } catch (Exception e1) {
1090
                                throw new XMLException(e1);
1091
                            }
1092
                        }
1093
                    }
1094
                    if (driver instanceof IPersistance)
1095
                    {
1096
                        IPersistance persist = (IPersistance) driver;
1097
                        persist.setXMLEntity(xml.getChild(2));
1098
                    }
1099
                    layer = LayerFactory.createLayer(name, driver, proj);
1100
                }
1101

    
1102

    
1103
                        } else if ("raster".equals(type)) {
1104
/*                                                if (xml.getChild(i).contains("file")) {
1105
                                        Driver d = LayerFactory.getDM().getDriver(xml.getChild(i).getStringProperty("driverName"));
1106
                                                                                        layer = LayerFactory.createLayer(s[i],
1107
                                                                                                        ,
1108
                                                                                                        new File(xml.getChild(i).getStringProperty("file")),
1109
                                                                                                        this.getFMap().getViewPort().getProjection());
1110

1111
                                }
1112
*/                                        }
1113

    
1114
                        layer.setXMLEntity(xml);
1115

    
1116
//                } else if (className.equals(FLyrWMS.class.getName())) {
1117
//                        try {
1118
//                                layer = LayerFactory.createLayer(s[i],
1119
//                                                StringUtilities.string2Rect(
1120
//                                                        xml.getChild(i).getStringProperty("fullExtent")),
1121
//                                                new URL(xml.getChild(i).getStringProperty("host")),
1122
//                                                xml.getChild(i).getStringProperty("format"),
1123
//                                                xml.getChild(i).getStringProperty("layerQuery"),
1124
//                                                xml.getChild(i).getStringProperty("infoLayerQuery"),
1125
//                                                xml.getChild(i).getStringProperty("srs"));
1126
//                                layer.setXMLEntity(xml.getChild(i));
1127
//                        } catch (MalformedURLException e) {
1128
//                                throw new XMLException(e);
1129
//                        }
1130
                } else if (className.equals((FLyrRaster.class.getName()))) {
1131
                        //if (xml.getChild(i).contains("file")) {
1132
                        /*layer = LayerFactory.createLayer(s[i],
1133
                                        xml.getChild(i).getStringProperty("driverName"),
1134
                                        new File(xml.getChild(i).getStringProperty("file")),
1135
                                        this.getFMap().getViewPort().getProjection());*/
1136
                        layer = new FLyrRaster();
1137
                        layer.setName(name);
1138
                        if (!xml.contains("proj"))
1139
                                ((FLyrRaster)layer).setProjection(this.getFMap().getViewPort().getProjection());
1140
                        layer.setXMLEntity(xml);
1141
                        try {
1142
                                layer.load();
1143
                        } catch (DriverIOException e) {
1144
                                throw new XMLException(e);
1145
                        }
1146

    
1147
                }else if (className.equals((FLayers.class.getName()))) {
1148
                        layer = new FLayers(getFMap(),this);
1149
                        layer.setXMLEntity(xml);
1150
                } else {
1151
                        // Capas Nuevas (externas)
1152
                                Class clase = Class.forName(className);
1153
                                layer = (FLayer) clase.newInstance();
1154
                                layer.setName(name);
1155
                                layer.setXMLEntity(xml);
1156
                                try {
1157
                                        layer.load();
1158
                                }catch (DriverIOException e) {
1159
                                        throw new XMLException(e);
1160
                                }
1161

    
1162
                }
1163

    
1164
                this.addLayer(layer);
1165
                logger.debug("capa :"+ layer.getName() +"cargada");
1166
                // Comprobar que la proyecci?n es la misma que la de FMap
1167
        // Si no lo es, es una capa que est? reproyectada al vuelo
1168
        IProjection proj = layer.getProjection();
1169
        if ((proj != null))
1170
            if (proj != getFMap().getProjection())
1171
            {
1172
                ICoordTrans ct = proj.getCT(getFMap().getProjection());
1173
                // TODO: REVISAR CON LUIS
1174
                // Se lo fijamos a todas, luego cada una que se reproyecte
1175
                // si puede, o que no haga nada
1176
                layer.setCoordTrans(ct);
1177
                // NOTA: DESPU?S DE ESTO DEBER?AMOS CREAR LAS ETIQUETAS
1178
                // SI ES NECESARIO.
1179
                // TODO: REVISAR A FONDO ESTO, PORQUE LAS ETIQUETAS SE CREAN
1180
                // 2 VECES SI HAY REPROYECC?N
1181
                if (layer instanceof FLyrVect)
1182
                {
1183
                    FLyrVect lyrVect = (FLyrVect)layer;
1184
                    VectorialLegend legend = (VectorialLegend) lyrVect.getLegend();
1185
                    if (legend.getLabelField() != null) {
1186
                        lyrVect.createLabelLayer(lyrVect.getRecordset());
1187
                    }
1188

    
1189
                }
1190
            }
1191
        }catch (Exception e) {
1192
                        fmap.addLayerError(xml.getStringProperty("name"));
1193
                                //loadLayerException.addException(e);
1194
                        /*if (layer!=null){
1195
                layer.setActive(false);
1196
                        layer.setVisible(false);
1197
                        this.addLayer(layer);
1198
                }*/
1199
                        //throw new XMLException(e);
1200
            System.err.println("No se ha podido cargar la capa : "+xml.getStringProperty("name"));
1201
            logger.debug("No se ha podido cargar la capa : "+xml.getStringProperty("name") + ". Raz?n:");
1202
            // logger.debug(e.fillInStackTrace());
1203
            e.printStackTrace();
1204
        }                
1205
        }
1206

    
1207
}