svn-gvsig-desktop / trunk / libraries / libFMap / src / com / iver / cit / gvsig / fmap / layers / FLayers.java @ 1060
History | View | Annotate | Download (13.4 KB)
1 |
package com.iver.cit.gvsig.fmap.layers; |
---|---|
2 |
|
3 |
import com.iver.cit.gvsig.fmap.DriverException; |
4 |
import com.iver.cit.gvsig.fmap.FMap; |
5 |
import com.iver.cit.gvsig.fmap.ViewPort; |
6 |
import com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection; |
7 |
import com.iver.cit.gvsig.fmap.layers.layerOperations.VectorialData; |
8 |
import com.iver.cit.gvsig.fmap.operations.Cancellable; |
9 |
import com.iver.cit.gvsig.fmap.operations.strategies.FeatureVisitor; |
10 |
import com.iver.cit.gvsig.fmap.operations.strategies.VisitException; |
11 |
|
12 |
import com.iver.utiles.StringUtilities; |
13 |
import com.iver.utiles.XMLEntity; |
14 |
|
15 |
import org.cresques.cts.ICoordTrans; |
16 |
|
17 |
import java.awt.Graphics2D; |
18 |
import java.awt.geom.Rectangle2D; |
19 |
import java.awt.image.BufferedImage; |
20 |
|
21 |
import java.io.File; |
22 |
|
23 |
import java.net.MalformedURLException; |
24 |
import java.net.URL; |
25 |
|
26 |
import java.util.ArrayList; |
27 |
import java.util.BitSet; |
28 |
import java.util.Iterator; |
29 |
|
30 |
|
31 |
/**
|
32 |
* Representa un nodo interno en el ?rbol de capas
|
33 |
*/
|
34 |
public class FLayers extends FLyrDefault implements VectorialData, |
35 |
LayerCollection { |
36 |
//ArrayList de Listener registrados.
|
37 |
private ArrayList layerListeners = new ArrayList(); |
38 |
private ArrayList layers = new ArrayList(4); |
39 |
private FMap fmap;
|
40 |
|
41 |
/**
|
42 |
* Crea un nuevo FLayers.
|
43 |
*
|
44 |
* @param fmap
|
45 |
* @param parent
|
46 |
*/
|
47 |
public FLayers(FMap fmap, FLayers parent) {
|
48 |
setParentLayer(parent); |
49 |
this.fmap = fmap;
|
50 |
} |
51 |
|
52 |
/**
|
53 |
* A?ade un listener de los eventos de la colecci?n de capas
|
54 |
*
|
55 |
* @param listener
|
56 |
*/
|
57 |
public void addLayerCollectionListener(LayerCollectionListener listener) { |
58 |
layerListeners.add(listener); |
59 |
} |
60 |
|
61 |
/**
|
62 |
* @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#setAllVisibles(boolean)
|
63 |
*/
|
64 |
public void setAllVisibles(boolean visible) { |
65 |
FLayer lyr; |
66 |
|
67 |
for (int i = 0; i < layers.size(); i++) { |
68 |
lyr = ((FLayer) layers.get(i)); |
69 |
lyr.setVisible(visible); |
70 |
|
71 |
if (lyr instanceof LayerCollection) { |
72 |
((LayerCollection) lyr).setAllVisibles(visible); |
73 |
} |
74 |
} |
75 |
} |
76 |
|
77 |
/**
|
78 |
* Elimina un listener de los eventos de la colecci?n de capas
|
79 |
*
|
80 |
* @param listener
|
81 |
*/
|
82 |
public void removeLayerCollectionListener(LayerCollectionListener listener) { |
83 |
layerListeners.remove(listener); |
84 |
} |
85 |
|
86 |
/**
|
87 |
* A?ade una capa.
|
88 |
*
|
89 |
* @param layer
|
90 |
*/
|
91 |
private void doAddLayer(FLayer layer) { |
92 |
layers.add(layer); |
93 |
layer.setParentLayer(this);
|
94 |
} |
95 |
|
96 |
/**
|
97 |
* A?ade una capa al final de la lista de subcapas
|
98 |
*
|
99 |
* @param layer
|
100 |
*
|
101 |
* @throws CancelationException
|
102 |
*/
|
103 |
public void addLayer(FLayer layer) throws CancelationException { |
104 |
LayerCollectionEvent event = new LayerCollectionEvent(layer);
|
105 |
|
106 |
callLayerAdding(event); |
107 |
|
108 |
doAddLayer(layer); |
109 |
|
110 |
callLayerAdded(event); |
111 |
} |
112 |
|
113 |
/**
|
114 |
* Mueve una capa de la posici?n from a la posici?n to. (Se supone que
|
115 |
* est?n dentro del mismo nivel). Para mover entre niveles, usar otro
|
116 |
* m?todo (por hacer)
|
117 |
*
|
118 |
* @param from origen.
|
119 |
* @param to destino.
|
120 |
*
|
121 |
* @throws CancelationException
|
122 |
*/
|
123 |
public void moveTo(int from, int to) throws CancelationException { |
124 |
FLayer aux = (FLayer) layers.get(from); |
125 |
LayerPositionEvent event = new LayerPositionEvent(aux, from, to);
|
126 |
callLayerMoving(event); |
127 |
layers.remove(from); |
128 |
layers.add(to, aux); |
129 |
callLayerMoved(event); |
130 |
} |
131 |
|
132 |
/**
|
133 |
* Borra una capa del ArrayList que contiene a las capas.
|
134 |
*
|
135 |
* @param lyr FLayer.
|
136 |
*/
|
137 |
private void doRemoveLayer(FLayer lyr) { |
138 |
layers.remove(lyr); |
139 |
} |
140 |
|
141 |
/**
|
142 |
* Borra una capa de la colecci?n de capas.
|
143 |
*
|
144 |
* @param lyr FLayer
|
145 |
*
|
146 |
* @throws CancelationException
|
147 |
*/
|
148 |
public void removeLayer(FLayer lyr) throws CancelationException { |
149 |
LayerCollectionEvent event = new LayerCollectionEvent(lyr);
|
150 |
callLayerRemoving(event); |
151 |
doRemoveLayer(lyr); |
152 |
callLayerRemoved(event); |
153 |
} |
154 |
|
155 |
/**
|
156 |
* Borra una FLayer del vector a partir del identificador.
|
157 |
*
|
158 |
* @param idLayer
|
159 |
*/
|
160 |
public void removeLayer(int idLayer) { |
161 |
layers.remove(idLayer); |
162 |
} |
163 |
|
164 |
/**
|
165 |
* M?todo de conveniencia para borrar una capa con ese nombre
|
166 |
*
|
167 |
* @param layerName
|
168 |
*/
|
169 |
public void removeLayer(String layerName) { |
170 |
FLayer lyr; |
171 |
|
172 |
for (int i = 0; i < layers.size(); i++) { |
173 |
lyr = ((FLayer) layers.get(i)); |
174 |
|
175 |
if (lyr.getName().compareToIgnoreCase(layerName) == 0) { |
176 |
layers.remove(i); |
177 |
|
178 |
break;
|
179 |
} |
180 |
} |
181 |
} |
182 |
|
183 |
/**
|
184 |
* Obtiene el array de capas visibles que penden del arbol cuya ra?z es
|
185 |
* este nodo
|
186 |
*
|
187 |
* @return Vector de FLayer.
|
188 |
*/
|
189 |
public FLayer[] getVisibles() { |
190 |
ArrayList array = new ArrayList(); |
191 |
|
192 |
for (Iterator iter = layers.iterator(); iter.hasNext();) { |
193 |
if (((FLayer) iter.next()).isVisible()) {
|
194 |
array.add((FLayer) iter.next()); |
195 |
} |
196 |
} |
197 |
|
198 |
return (FLayer[]) array.toArray(new FLayer[0]); |
199 |
} |
200 |
|
201 |
/**
|
202 |
* Obtiene el hijo i-?simo directo de esta colecci?n
|
203 |
*
|
204 |
* @param index ?ndice.
|
205 |
*
|
206 |
* @return capa seleccionada.
|
207 |
*/
|
208 |
public FLayer getLayer(int index) { |
209 |
return (FLayer) layers.get(index);
|
210 |
} |
211 |
|
212 |
/**
|
213 |
* M?todo de conveniencia para buscar una capa por su nombre Es conveniente
|
214 |
* usar getLayer(int) siempre que se pueda, es m?s directo.
|
215 |
*
|
216 |
* @param layerName nombre.
|
217 |
*
|
218 |
* @return capa seleccionada.
|
219 |
*/
|
220 |
public FLayer getLayer(String layerName) { |
221 |
FLayer lyr; |
222 |
|
223 |
for (int i = 0; i < layers.size(); i++) { |
224 |
lyr = ((FLayer) layers.get(i)); |
225 |
|
226 |
if (lyr.getName().compareToIgnoreCase(layerName) == 0) { |
227 |
return lyr;
|
228 |
} |
229 |
} |
230 |
|
231 |
return null; |
232 |
} |
233 |
|
234 |
/**
|
235 |
* Obtiene el n?mero de capas que hay en su mismo nivel Es decir, no cuenta
|
236 |
* las subcapas de un FLayers
|
237 |
*
|
238 |
* @return n?mero de capas.
|
239 |
*/
|
240 |
public int getLayersCount() { |
241 |
return layers.size();
|
242 |
} |
243 |
|
244 |
/**
|
245 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#draw(java.awt.image.BufferedImage,
|
246 |
* java.awt.Graphics2D, com.iver.cit.gvsig.fmap.ViewPort)
|
247 |
*/
|
248 |
public void draw(BufferedImage image, Graphics2D g, ViewPort viewPort, |
249 |
Cancellable cancel) throws DriverException {
|
250 |
for (Iterator iter = layers.iterator(); iter.hasNext();) { |
251 |
FLayer lyr = (FLayer) iter.next(); |
252 |
|
253 |
if (lyr.isVisible()) {
|
254 |
lyr.draw(image, g, viewPort, cancel); |
255 |
} |
256 |
} |
257 |
|
258 |
if (getVirtualLayers() != null) { |
259 |
getVirtualLayers().draw(image, g, viewPort, cancel); |
260 |
} |
261 |
} |
262 |
|
263 |
/**
|
264 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#print(java.awt.Graphics2D,
|
265 |
* com.iver.cit.gvsig.fmap.ViewPort,
|
266 |
* com.iver.cit.gvsig.fmap.operations.Cancellable)
|
267 |
*/
|
268 |
public void print(Graphics2D g, ViewPort viewPort, Cancellable cancel) |
269 |
throws DriverException {
|
270 |
for (Iterator iter = layers.iterator(); iter.hasNext();) { |
271 |
FLayer lyr = (FLayer) iter.next(); |
272 |
|
273 |
if (lyr.isVisible()) {
|
274 |
lyr.print(g, viewPort, cancel); |
275 |
} |
276 |
} |
277 |
} |
278 |
|
279 |
/**
|
280 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getFullExtent()
|
281 |
*/
|
282 |
public Rectangle2D getFullExtent() throws DriverException { |
283 |
Rectangle2D rAux = null; |
284 |
int i = 0; |
285 |
|
286 |
for (Iterator iter = layers.iterator(); iter.hasNext();) { |
287 |
FLayer capa = (FLayer) iter.next(); |
288 |
|
289 |
if (i == 0) { |
290 |
rAux = capa.getFullExtent(); |
291 |
} else {
|
292 |
rAux.add(capa.getFullExtent()); |
293 |
} |
294 |
|
295 |
i++; |
296 |
} |
297 |
|
298 |
return rAux;
|
299 |
} |
300 |
|
301 |
/**
|
302 |
* Llama al m?todo layerAdding de los listeners dados de alta.
|
303 |
*
|
304 |
* @param event
|
305 |
*
|
306 |
* @throws CancelationException
|
307 |
*/
|
308 |
private void callLayerAdding(LayerCollectionEvent event) |
309 |
throws CancelationException {
|
310 |
for (Iterator iter = layerListeners.iterator(); iter.hasNext();) { |
311 |
((LayerCollectionListener) iter.next()).layerAdding(event); |
312 |
} |
313 |
} |
314 |
|
315 |
/**
|
316 |
* Llama al m?todo layerRemoving de los listeners dados de alta.
|
317 |
*
|
318 |
* @param event
|
319 |
*
|
320 |
* @throws CancelationException
|
321 |
*/
|
322 |
private void callLayerRemoving(LayerCollectionEvent event) |
323 |
throws CancelationException {
|
324 |
for (Iterator iter = layerListeners.iterator(); iter.hasNext();) { |
325 |
((LayerCollectionListener) iter.next()).layerRemoving(event); |
326 |
} |
327 |
} |
328 |
|
329 |
/**
|
330 |
* Llama al m?todo layerMoving de los listeners dados de alta.
|
331 |
*
|
332 |
* @param event
|
333 |
*
|
334 |
* @throws CancelationException
|
335 |
*/
|
336 |
private void callLayerMoving(LayerPositionEvent event) |
337 |
throws CancelationException {
|
338 |
for (Iterator iter = layerListeners.iterator(); iter.hasNext();) { |
339 |
((LayerCollectionListener) iter.next()).layerMoving(event); |
340 |
} |
341 |
} |
342 |
|
343 |
/**
|
344 |
* Llama al m?todo layerAdded de los listeners dados de alta.
|
345 |
*
|
346 |
* @param event
|
347 |
*/
|
348 |
private void callLayerAdded(LayerCollectionEvent event) { |
349 |
for (Iterator iter = layerListeners.iterator(); iter.hasNext();) { |
350 |
((LayerCollectionListener) iter.next()).layerAdded(event); |
351 |
} |
352 |
} |
353 |
|
354 |
/**
|
355 |
* Llama al m?todo layerRemoved de los listeners dados de alta.
|
356 |
*
|
357 |
* @param event
|
358 |
*/
|
359 |
private void callLayerRemoved(LayerCollectionEvent event) { |
360 |
for (Iterator iter = layerListeners.iterator(); iter.hasNext();) { |
361 |
((LayerCollectionListener) iter.next()).layerRemoved(event); |
362 |
} |
363 |
} |
364 |
|
365 |
/**
|
366 |
* Llama al m?todo layerMoved de los listeners dados de alta.
|
367 |
*
|
368 |
* @param event
|
369 |
*/
|
370 |
private void callLayerMoved(LayerPositionEvent event) { |
371 |
for (Iterator iter = layerListeners.iterator(); iter.hasNext();) { |
372 |
((LayerCollectionListener) iter.next()).layerMoved(event); |
373 |
} |
374 |
} |
375 |
|
376 |
/**
|
377 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getProperties()
|
378 |
*/
|
379 |
public XMLEntity getXMLEntity() {
|
380 |
XMLEntity xml = super.getXMLEntity();
|
381 |
xml.putProperty("numLayers", layers.size());
|
382 |
|
383 |
String[] s = new String[layers.size()]; |
384 |
|
385 |
for (int i = 0; i < layers.size(); i++) { |
386 |
s[i] = ((FLayer) layers.get(i)).getName(); |
387 |
} |
388 |
|
389 |
xml.putProperty("LayerNames", s);
|
390 |
|
391 |
for (int i = 0; i < layers.size(); i++) { |
392 |
xml.addChild(((FLayer) layers.get(i)).getXMLEntity()); |
393 |
} |
394 |
|
395 |
return xml;
|
396 |
} |
397 |
|
398 |
/**
|
399 |
* DOCUMENT ME!
|
400 |
*
|
401 |
* @param xml DOCUMENT ME!
|
402 |
*
|
403 |
* @throws XMLException
|
404 |
*
|
405 |
* @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#setXMLEntity(com.iver.utiles.XMLEntity)
|
406 |
*/
|
407 |
public void setXMLEntity(XMLEntity xml) throws XMLException { |
408 |
super.setXMLEntity(xml);
|
409 |
|
410 |
int numLayers = xml.getIntProperty("numLayers"); |
411 |
|
412 |
String[] s = xml.getStringArrayProperty("LayerNames"); |
413 |
try {
|
414 |
for (int i = 0; i < numLayers; i++) { |
415 |
FLayer layer = null;
|
416 |
|
417 |
String className = xml.getChild(i).getStringProperty("className"); |
418 |
|
419 |
if (className.equals(FLyrVect.class.getName())) {
|
420 |
if (xml.getChild(i).contains("file")) { |
421 |
|
422 |
layer = LayerFactory.createLayer(s[i], |
423 |
xml.getChild(i).getStringProperty("driverName"),
|
424 |
new File(xml.getChild(i).getStringProperty("file")), |
425 |
this.getFMap().getViewPort().getProjection());
|
426 |
} else if (true) { |
427 |
//TODO falta por implementar
|
428 |
} else if (true) { |
429 |
//TODO falta por implementar
|
430 |
} |
431 |
|
432 |
layer.setXMLEntity(xml.getChild(i)); |
433 |
} else if (className.equals(FLyrWMS.class.getName())) { |
434 |
try {
|
435 |
layer = LayerFactory.createLayer(s[i], |
436 |
StringUtilities.string2Rect( |
437 |
xml.getChild(i).getStringProperty("fullExtent")),
|
438 |
new URL(xml.getChild(i).getStringProperty("host")), |
439 |
xml.getChild(i).getStringProperty("format"),
|
440 |
xml.getChild(i).getStringProperty("infoLayerQuery"),
|
441 |
xml.getChild(i).getStringProperty("layerQuery"),
|
442 |
xml.getChild(i).getStringProperty("srs"));
|
443 |
} catch (MalformedURLException e) { |
444 |
throw new XMLException(e); |
445 |
} |
446 |
} else if (className.equals((FLyrRaster.class.getName()))) { |
447 |
//if (xml.getChild(i).contains("file")) {
|
448 |
layer = LayerFactory.createLayer(s[i], |
449 |
xml.getChild(i).getStringProperty("driverName"),
|
450 |
new File(xml.getChild(i).getStringProperty("file")), |
451 |
this.getFMap().getViewPort().getProjection());
|
452 |
|
453 |
//} else if (true) {
|
454 |
//TODO falta por implementar
|
455 |
//} else if (true) {
|
456 |
//TODO falta por implementar
|
457 |
//}
|
458 |
//TODO Falta por implementar
|
459 |
} |
460 |
|
461 |
fmap.getLayers().addLayer(layer); |
462 |
} |
463 |
} catch (DriverException e) {
|
464 |
throw new XMLException(e); |
465 |
} |
466 |
|
467 |
} |
468 |
|
469 |
/**
|
470 |
* @see com.iver.cit.gvsig.fmap.layers.layerOperations.VectorialData#process(com.iver.cit.gvsig.fmap.operations.strategies.FeatureVisitor,
|
471 |
* java.util.BitSet)
|
472 |
*/
|
473 |
public void process(FeatureVisitor visitor, BitSet subset) |
474 |
throws DriverException, VisitException {
|
475 |
for (Iterator iter = layers.iterator(); iter.hasNext();) { |
476 |
FLayer layer = (FLayer) iter.next(); |
477 |
|
478 |
if (layer instanceof VectorialData) { |
479 |
((VectorialData) layer).process(visitor, subset); |
480 |
} |
481 |
} |
482 |
} |
483 |
|
484 |
/**
|
485 |
* @see com.iver.cit.gvsig.fmap.layers.layerOperations.VectorialData#process(com.iver.cit.gvsig.fmap.operations.strategies.FeatureVisitor)
|
486 |
*/
|
487 |
public void process(FeatureVisitor visitor) |
488 |
throws DriverException, VisitException {
|
489 |
for (Iterator iter = layers.iterator(); iter.hasNext();) { |
490 |
FLayer layer = (FLayer) iter.next(); |
491 |
|
492 |
if (layer.isActive()) {
|
493 |
if (layer instanceof VectorialData) { |
494 |
((VectorialData) layer).process(visitor); |
495 |
} |
496 |
} |
497 |
} |
498 |
} |
499 |
|
500 |
/**
|
501 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getFMap()
|
502 |
*/
|
503 |
public FMap getFMap() {
|
504 |
return fmap;
|
505 |
} |
506 |
|
507 |
/* (non-Javadoc)
|
508 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#setCoordTrans(org.cresques.cts.ICoordTrans)
|
509 |
*/
|
510 |
public void setCoordTrans(ICoordTrans ct) { |
511 |
super.setCoordTrans(ct);
|
512 |
|
513 |
for (Iterator iter = layers.iterator(); iter.hasNext();) { |
514 |
FLayer layer = (FLayer) iter.next(); |
515 |
layer.setCoordTrans(ct); |
516 |
} |
517 |
} |
518 |
|
519 |
/**
|
520 |
* @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#setAllActives(boolean)
|
521 |
*/
|
522 |
public void setAllActives(boolean active) { |
523 |
FLayer lyr; |
524 |
|
525 |
for (int i = 0; i < layers.size(); i++) { |
526 |
lyr = ((FLayer) layers.get(i)); |
527 |
lyr.setActive(active); |
528 |
|
529 |
if (lyr instanceof LayerCollection) { |
530 |
((LayerCollection) lyr).setAllActives(active); |
531 |
} |
532 |
} |
533 |
} |
534 |
|
535 |
/**
|
536 |
* @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#getActives()
|
537 |
*/
|
538 |
public FLayer[] getActives() { |
539 |
ArrayList ret = new ArrayList(); |
540 |
|
541 |
for (int i = 0; i < layers.size(); i++) { |
542 |
if (((FLayer) layers.get(i)).isActive()) {
|
543 |
ret.add(layers.get(i)); |
544 |
} |
545 |
} |
546 |
|
547 |
return (FLayer[]) ret.toArray(new FLayer[0]); |
548 |
} |
549 |
} |