svn-gvsig-desktop / tags / v1_1_Build_1013 / libraries / libFMap / src / com / iver / cit / gvsig / fmap / MapContext.java @ 13521
History | View | Annotate | Download (46.9 KB)
1 |
/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
|
---|---|
2 |
*
|
3 |
* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
|
4 |
*
|
5 |
* This program is free software; you can redistribute it and/or
|
6 |
* modify it under the terms of the GNU General Public License
|
7 |
* as published by the Free Software Foundation; either version 2
|
8 |
* of the License, or (at your option) any later version.
|
9 |
*
|
10 |
* This program is distributed in the hope that it will be useful,
|
11 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
12 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
13 |
* GNU General Public License for more details.
|
14 |
*
|
15 |
* You should have received a copy of the GNU General Public License
|
16 |
* along with this program; if not, write to the Free Software
|
17 |
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
|
18 |
*
|
19 |
* For more information, contact:
|
20 |
*
|
21 |
* Generalitat Valenciana
|
22 |
* Conselleria d'Infraestructures i Transport
|
23 |
* Av. Blasco Ib??ez, 50
|
24 |
* 46010 VALENCIA
|
25 |
* SPAIN
|
26 |
*
|
27 |
* +34 963862235
|
28 |
* gvsig@gva.es
|
29 |
* www.gvsig.gva.es
|
30 |
*
|
31 |
* or
|
32 |
*
|
33 |
* IVER T.I. S.A
|
34 |
* Salamanca 50
|
35 |
* 46005 Valencia
|
36 |
* Spain
|
37 |
*
|
38 |
* +34 963163400
|
39 |
* dac@iver.es
|
40 |
*/
|
41 |
package com.iver.cit.gvsig.fmap; |
42 |
|
43 |
import java.awt.Graphics; |
44 |
import java.awt.Graphics2D; |
45 |
import java.awt.RenderingHints; |
46 |
import java.awt.Toolkit; |
47 |
import java.awt.geom.Rectangle2D; |
48 |
import java.awt.image.BufferedImage; |
49 |
import java.util.ArrayList; |
50 |
import java.util.List; |
51 |
import java.util.prefs.Preferences; |
52 |
|
53 |
import javax.print.attribute.PrintRequestAttributeSet; |
54 |
|
55 |
import org.cresques.cts.ICoordTrans; |
56 |
import org.cresques.cts.IProjection; |
57 |
import org.cresques.geo.Projected; |
58 |
|
59 |
import com.iver.cit.gvsig.fmap.layers.CancelationException; |
60 |
import com.iver.cit.gvsig.fmap.layers.FLayer; |
61 |
import com.iver.cit.gvsig.fmap.layers.FLayers; |
62 |
import com.iver.cit.gvsig.fmap.layers.GraphicLayer; |
63 |
import com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent; |
64 |
import com.iver.cit.gvsig.fmap.layers.LayerCollectionListener; |
65 |
import com.iver.cit.gvsig.fmap.layers.LayerDrawEvent; |
66 |
import com.iver.cit.gvsig.fmap.layers.LayerDrawingListener; |
67 |
import com.iver.cit.gvsig.fmap.layers.LayerPositionEvent; |
68 |
import com.iver.cit.gvsig.fmap.layers.LegendListener; |
69 |
import com.iver.cit.gvsig.fmap.layers.XMLException; |
70 |
import com.iver.cit.gvsig.fmap.layers.layerOperations.AlphanumericData; |
71 |
import com.iver.cit.gvsig.fmap.layers.layerOperations.Classifiable; |
72 |
import com.iver.cit.gvsig.fmap.layers.layerOperations.Selectable; |
73 |
import com.iver.cit.gvsig.fmap.operations.strategies.SelectedZoomVisitor; |
74 |
import com.iver.cit.gvsig.fmap.operations.strategies.VisitException; |
75 |
import com.iver.utiles.XMLEntity; |
76 |
import com.iver.utiles.swing.threads.Cancellable; |
77 |
|
78 |
/**
|
79 |
* <p>The <code>MapContext</code> class represents the model and control around the layers of a map of a view.</p>
|
80 |
*
|
81 |
* <p>An instance of <code>MapContext</code> is made up with:
|
82 |
* <ul>
|
83 |
* <li>a hierarchy of {@link FLayers FLayers} nodes
|
84 |
* <li>a {@link GraphicLayer GraphicLayer} layer
|
85 |
* <li>a {@link ViewPort ViewPort}
|
86 |
* <li>an {@link EventBuffer EventButter}
|
87 |
* <li>some {@link com.iver.cit.gvsig.fmap.rendering.LegendListener LegendListener}s
|
88 |
* <li>some {@link LayerDrawingListener LayerDrawingListener}s
|
89 |
* <li>some {@link LayerEventListener LayerEventListener}s
|
90 |
* <li>some {@link ErrorListener ErrorListener}s
|
91 |
* </ul>
|
92 |
* </p>
|
93 |
*
|
94 |
* @author Fernando Gonz?lez Cort?s
|
95 |
*/
|
96 |
public class MapContext implements Projected { |
97 |
/**
|
98 |
* <p>Defines the value which a unit of a distance measurement must be divided to obtain its equivalent <b>in meters</b>.</p>
|
99 |
*
|
100 |
* <p><b><i>Conversion values of distance measurements:</i></b>
|
101 |
* <ul>
|
102 |
* <li><code>MapContext.CHANGEM[0]</code>: kilometer
|
103 |
* <li><code>MapContext.CHANGEM[1]</code>: meter
|
104 |
* <li><code>MapContext.CHANGEM[2]</code>: centimeter
|
105 |
* <li><code>MapContext.CHANGEM[3]</code>: millimeter
|
106 |
* <li><code>MapContext.CHANGEM[4]</code>: statute mile
|
107 |
* <li><code>MapContext.CHANGEM[5]</code>: yard
|
108 |
* <li><code>MapContext.CHANGEM[6]</code>: foot
|
109 |
* <li><code>MapContext.CHANGEM[7]</code>: inch
|
110 |
* <li><code>MapContext.CHANGEM[8]</code>: grade
|
111 |
* </ul>
|
112 |
*
|
113 |
* <p><h3>Examples:</h3>
|
114 |
* <pre>1 statute mile / MapContext.CHANGEM[4] = X meters</pre>
|
115 |
* <pre>1 kilometer / MapContext.CHANGEM[0] = X meters</pre>
|
116 |
* <pre>1 grade / MapContext.CHANGEM[8] = X meters</pre>
|
117 |
* </p>
|
118 |
*
|
119 |
* <p><h3>Grade conversion value: <code>MapContext.CHANGEM[8]</code></h3>
|
120 |
* The value of <code>MapContext.CHANGEM[8]</code> represents the meters of a straight line between two
|
121 |
* points on the Earth surface that are 1 grade far each other of the center of the Earth. This value has been calculated using
|
122 |
* a radius approximated of R<sub>Earth</sub>=6.37846082678100774672e6 meters, according these equations:
|
123 |
* <pre>D = 2 * (sin (1)) * R<sub>Earth</sub></pre>
|
124 |
* <pre>MapContext.CHANGEM[8] = 1 / D</pre>
|
125 |
* <h4>Explanation:</h4>
|
126 |
* We get an isosceles triangle with the center of the Earth and the 2 points on the surface. This triangle can be divided into
|
127 |
* two rectangle triangles. We know two values, the angle of 1 grade, that will be 0.50 grades in each triangle, and the Earth radius that
|
128 |
* is the hypotenuse. Then we apply trigonometry and get the distance <i>D</i> between both points on the Earth surface.</p>
|
129 |
* <p>Now we only must invert that value to obtain <code>MapContext.CHANGEM[8]</code>.</p>
|
130 |
*/
|
131 |
public static final double[] CHANGEM = { 1000, 1, 0.01, 0.001, 1609.344, |
132 |
0.9144, 0.3048, 0.0254, 1/8.983152841195214E-6 }; |
133 |
|
134 |
/**
|
135 |
* <p>Defines the value which a unit of a distance measurement must be divided to obtain its equivalent <b>in centimeters</b>.</p>
|
136 |
*
|
137 |
* <p><b><i>Conversion values of distance measurements:</i></b>
|
138 |
* <ul>
|
139 |
* <li><code>MapContext.CHANGEM[0]</code>: kilometer
|
140 |
* <li><code>MapContext.CHANGEM[1]</code>: meter
|
141 |
* <li><code>MapContext.CHANGEM[2]</code>: centimeter
|
142 |
* <li><code>MapContext.CHANGEM[3]</code>: millimeter
|
143 |
* <li><code>MapContext.CHANGEM[4]</code>: statute mile
|
144 |
* <li><code>MapContext.CHANGEM[5]</code>: yard
|
145 |
* <li><code>MapContext.CHANGEM[6]</code>: foot
|
146 |
* <li><code>MapContext.CHANGEM[7]</code>: inch
|
147 |
* <li><code>MapContext.CHANGEM[8]</code>: grade
|
148 |
* </ul>
|
149 |
*
|
150 |
* <p><h3>Examples:</h3>
|
151 |
* <pre>1 statute mile / MapContext.CHANGEM[4] = X centimeters</pre>
|
152 |
* <pre>1 kilometer / MapContext.CHANGEM[0] = X centimeters</pre>
|
153 |
* <pre>1 grade / MapContext.CHANGEM[8] = X centimeters</pre>
|
154 |
* </p>
|
155 |
*
|
156 |
* <p><h3>Grade conversion value: <code>MapContext.CHANGEM[8]</code></h3>
|
157 |
* The value of <code>MapContext.CHANGEM[8]</code> represents the centimeters of a straight line between two
|
158 |
* points on the Earth surface that are 1 grade far each other of the center of the Earth. This value has been calculated using
|
159 |
* a radius approximated of R<sub>Earth</sub>=6.37846082678100774672e6 meters, according these equations:
|
160 |
* <pre>D = 2 * (sin (1)) * R<sub>Earth</sub></pre>
|
161 |
* <pre>MapContext.CHANGEM[8] = 1 / D</pre>
|
162 |
* <h4>Explanation:</h4>
|
163 |
* We get an isosceles triangle with the center of the Earth and the 2 points on the surface. This triangle can be divided into
|
164 |
* two rectangle triangles. We know two values, the angle of 1 grade, that will be 0.50 grades in each triangle, and the Earth radius that
|
165 |
* is the hypotenuse. Then we apply trigonometry and get the distance <i>D</i> between both points on the Earth surface.</p>
|
166 |
* <p>Now we only must invert that value to obtain <code>MapContext.CHANGEM[8]</code>.</p>
|
167 |
*/
|
168 |
public static final double[] CHANGE = { 100000, 100, 1, 0.1, 160934.4, |
169 |
91.44, 30.48, 2.54, 1/8.983152841195214E-4 }; |
170 |
|
171 |
/**
|
172 |
*
|
173 |
*/
|
174 |
public static final int EQUALS = 0; |
175 |
|
176 |
/**
|
177 |
*
|
178 |
*/
|
179 |
public static final int DISJOINT = 1; |
180 |
|
181 |
/**
|
182 |
*
|
183 |
*/
|
184 |
public static final int INTERSECTS = 2; |
185 |
|
186 |
/**
|
187 |
*
|
188 |
*/
|
189 |
public static final int TOUCHES = 3; |
190 |
|
191 |
/**
|
192 |
*
|
193 |
*/
|
194 |
public static final int CROSSES = 4; |
195 |
|
196 |
/**
|
197 |
*
|
198 |
*/
|
199 |
public static final int WITHIN = 5; |
200 |
|
201 |
/**
|
202 |
*
|
203 |
*/
|
204 |
public static final int CONTAINS = 6; |
205 |
|
206 |
/**
|
207 |
*
|
208 |
*/
|
209 |
public static final int OVERLAPS = 7; |
210 |
|
211 |
/**
|
212 |
* A hierarchy of {@link FLayers FLayers} nodes.
|
213 |
*
|
214 |
* @see #getLayers()
|
215 |
* @see #print(Graphics2D, double, PrintRequestAttributeSet)
|
216 |
*/
|
217 |
protected FLayers layers;
|
218 |
|
219 |
/**
|
220 |
* A layer with graphical items: geometries and symbols.
|
221 |
*
|
222 |
* @see #getGraphicsLayer()
|
223 |
* @see #setGraphicsLayer(GraphicLayer)
|
224 |
* @see #drawGraphics(BufferedImage, Graphics2D, Cancellable, double)
|
225 |
* @see #print(Graphics2D, double, PrintRequestAttributeSet)
|
226 |
*/
|
227 |
private GraphicLayer tracLayer = new GraphicLayer(); |
228 |
|
229 |
/**
|
230 |
* Information for draw the view.
|
231 |
*
|
232 |
* @see #getViewPort()
|
233 |
* @see #setViewPort(ViewPort)
|
234 |
*/
|
235 |
private ViewPort viewPort;
|
236 |
|
237 |
// private ArrayList invalidationListeners = new ArrayList();
|
238 |
|
239 |
/**
|
240 |
* Array list with all {@link LegendListener LegendListener} registered to this map.
|
241 |
*
|
242 |
* @see #addLayerListener(LegendListener)
|
243 |
* @see #removeLayerListener(LegendListener)
|
244 |
* @see #callLegendChanged()
|
245 |
*/
|
246 |
private ArrayList legendListeners = new ArrayList(); |
247 |
|
248 |
/**
|
249 |
* Array list with all {@link LayerDrawingListener LayerDrawingListener} registered to this map.
|
250 |
*
|
251 |
* @see #addLayerDrawingListener(LayerDrawingListener)
|
252 |
* @see #removeLayerDrawListener(LayerDrawingListener)
|
253 |
* @see #fireLayerDrawingEvent(LayerDrawEvent)
|
254 |
*/
|
255 |
private ArrayList layerDrawingListeners = new ArrayList(); |
256 |
|
257 |
/**
|
258 |
* <p>Buffer that is used to store and eject events produced on this map:
|
259 |
* <ul>
|
260 |
* <li>Layer collection events.
|
261 |
* <li>View port events.
|
262 |
* <li>Atomic events.
|
263 |
* <li>Layer events.
|
264 |
* <li>Legend events on a {@link Classificable Classificable} layer.
|
265 |
* <li>Selection events on an {@link AlphanumericData AlphanumericData} data layer.
|
266 |
* </ul>
|
267 |
* </p>
|
268 |
*
|
269 |
* @see #addAtomicEventListener(AtomicEventListener)
|
270 |
* @see #removeAtomicEventListener(AtomicEventListener)
|
271 |
* @see #beginAtomicEvent()
|
272 |
* @see #endAtomicEvent()
|
273 |
*/
|
274 |
private EventBuffer eventBuffer = new EventBuffer(); |
275 |
|
276 |
/**
|
277 |
* Event listener for the collection of layers of this map.
|
278 |
*/
|
279 |
private LayerEventListener layerEventListener = null; |
280 |
|
281 |
/**
|
282 |
* List with information of all errors produced on all layers.
|
283 |
*
|
284 |
* @see #addLayerError(String)
|
285 |
* @see #getLayersError()
|
286 |
* @see #clearErrors()
|
287 |
*/
|
288 |
private ArrayList layersError = new ArrayList(); |
289 |
|
290 |
/**
|
291 |
* Array list with all {@link ErrorListener ErrorListener} registered to this map.
|
292 |
*
|
293 |
* @see #addErrorListener(ErrorListener)
|
294 |
* @see #removeErrorListener(LegendListener)
|
295 |
* @see #callNewErrorEvent(ErrorEvent)
|
296 |
* @see #reportDriverExceptions(String, List)
|
297 |
*/
|
298 |
private ArrayList errorListeners = new ArrayList(); |
299 |
|
300 |
// public static ResourceBundle myResourceBundle =
|
301 |
// ResourceBundle.getBundle("FMap");
|
302 |
|
303 |
/**
|
304 |
* <p>Default zoom in factor.</p>
|
305 |
* <p>Doing a <i>zoom in</i> operation, decreases the focal distance and increases the eyesight angle to the surface. This allows view an smaller
|
306 |
* area but with the items bigger.</p>
|
307 |
*/
|
308 |
public static double ZOOMINFACTOR=2; |
309 |
|
310 |
/**
|
311 |
* <p>Default zoom out factor.</p>
|
312 |
* <p>Doing a <i>zoom out</i> operation, increases the focal distance and decreases the eyesight angle to the surface. This allows view a bigger
|
313 |
* area but with the items smaller.</p>
|
314 |
*/
|
315 |
public static double ZOOMOUTFACTOR=0.5; |
316 |
|
317 |
/**
|
318 |
* <p>Creates a new map context with the drawing information defined in the view port argument, and
|
319 |
* without layers.</p>
|
320 |
*
|
321 |
* @param vp information for drawing the layers of this map as a view
|
322 |
*/
|
323 |
public MapContext(ViewPort vp) {
|
324 |
this.layers = new FLayers(this, null); |
325 |
|
326 |
layerEventListener = new LayerEventListener();
|
327 |
layers.addLayerCollectionListener(layerEventListener); |
328 |
layers.addLayerCollectionListener(eventBuffer); |
329 |
|
330 |
setViewPort(vp); |
331 |
} |
332 |
|
333 |
/**
|
334 |
* <p>Creates a new map context with the layers and the drawing information defined in the view port arguments.</p>
|
335 |
*
|
336 |
* @param fLayers the initial hierarchy of nodes of layers that this map will have
|
337 |
* @param vp information for drawing the layers of this map as a view
|
338 |
*/
|
339 |
public MapContext(FLayers fLayers, ViewPort vp) {
|
340 |
this.layers = fLayers;
|
341 |
|
342 |
layerEventListener = new LayerEventListener();
|
343 |
layers.addLayerCollectionListener(layerEventListener); |
344 |
layers.addLayerCollectionListener(eventBuffer); |
345 |
|
346 |
setViewPort(vp); |
347 |
} |
348 |
|
349 |
/**
|
350 |
* <p>Reports to all driver error listeners registered of a bundle of driver exceptions caused in the same map atomic transaction.</p>
|
351 |
*
|
352 |
* @param introductoryText introductory text specified by developer. If <code>null</code>, use ""
|
353 |
* @param driverExceptions list with a bundle of driver exceptions caught during an atomic event
|
354 |
*
|
355 |
* @see #addErrorListener(ErrorListener)
|
356 |
* @see #removeErrorListener(LegendListener)
|
357 |
* @see #callNewErrorEvent(ErrorEvent)
|
358 |
*/
|
359 |
public synchronized void reportDriverExceptions(String introductoryText, |
360 |
List driverExceptions){
|
361 |
for (int i = 0; i < errorListeners.size(); i++) { |
362 |
((ErrorListener) errorListeners.get(i)).
|
363 |
reportDriverExceptions(introductoryText, driverExceptions); |
364 |
} |
365 |
} |
366 |
|
367 |
/**
|
368 |
* <p>Adds the specified legend listener (if didn't exist) to receive legend events from this map.</p>
|
369 |
*
|
370 |
* @param listener the legend listener
|
371 |
*
|
372 |
* @see #removeLayerListener(LegendListener)
|
373 |
* @see #callLegendChanged()
|
374 |
*/
|
375 |
public void addLayerListener(LegendListener listener) { |
376 |
if (!legendListeners.contains(listener))
|
377 |
legendListeners.add(listener); |
378 |
} |
379 |
// SUGERENCIA DE PABLO
|
380 |
// public void addLegendListener(LegendListener listener) {
|
381 |
// if (!legendListeners.contains(listener))
|
382 |
// legendListeners.add(listener);
|
383 |
// }
|
384 |
|
385 |
/**
|
386 |
* <p>Adds the specified layer drawing listener to receive drawing events from layers of this map.</p>
|
387 |
*
|
388 |
* @param listener the listener to add
|
389 |
*
|
390 |
* @see #removeLayerDrawListener(LayerDrawingListener)
|
391 |
* @see #fireLayerDrawingEvent(LayerDrawEvent)
|
392 |
*/
|
393 |
public void addLayerDrawingListener(LayerDrawingListener listener) { |
394 |
layerDrawingListeners.add(listener); |
395 |
} |
396 |
|
397 |
/**
|
398 |
* <p>Removes the specified layer drawing listener from this map.</p>
|
399 |
*
|
400 |
* @param listener the listener to remove
|
401 |
*
|
402 |
* @see #addLayerDrawingListener(LayerDrawingListener)
|
403 |
* @see #fireLayerDrawingEvent(LayerDrawEvent)
|
404 |
*/
|
405 |
public void removeLayerDrawListener(LayerDrawingListener listener) { |
406 |
layerDrawingListeners.remove(listener); |
407 |
} |
408 |
|
409 |
/**
|
410 |
* <p>Adds the specified error listener to receive error events from this map.</p>
|
411 |
*
|
412 |
* @param listener the listener to add
|
413 |
*
|
414 |
* @see #removeErrorListener(LegendListener)
|
415 |
* @see #callNewErrorEvent(ErrorEvent)
|
416 |
* @see #reportDriverExceptions(String, List)
|
417 |
*/
|
418 |
public void addErrorListener(ErrorListener listener) { |
419 |
errorListeners.add(listener); |
420 |
} |
421 |
|
422 |
/**
|
423 |
* <p>Removes the specified error listener from this map.</p>
|
424 |
*
|
425 |
* @param listener the listener to remove
|
426 |
*
|
427 |
* @see #addErrorListener(ErrorListener)
|
428 |
* @see #callNewErrorEvent(ErrorEvent)
|
429 |
* @see #reportDriverExceptions(String, List)
|
430 |
*/
|
431 |
public void removeErrorListener(LegendListener listener) { |
432 |
legendListeners.remove(listener); |
433 |
} |
434 |
// SUGERENCIA DE PABLO:
|
435 |
//public void removeErrorListener(ErrorListener listener) {
|
436 |
// errorListeners.remove(listener);
|
437 |
//}
|
438 |
|
439 |
/**
|
440 |
* <p>Notifies to all legend listeners registered, that one legend has changed.</p>
|
441 |
* <p>This method must be call only if it's wanted to reflect a legend change.</p>
|
442 |
*
|
443 |
* @see #addLayerListener(LegendListener)
|
444 |
* @see #removeLayerListener(LegendListener)
|
445 |
*/
|
446 |
public synchronized void callLegendChanged() { |
447 |
for (int i = 0; i < legendListeners.size(); i++) { |
448 |
((LegendListener) legendListeners.get(i)).legendChanged(null);
|
449 |
} |
450 |
// getLayers().moveTo(0,0);
|
451 |
} |
452 |
|
453 |
/**
|
454 |
* <p>Fires a layer drawing event to all {@link LayerDrawingListener LayerDrawingListener} listeners registered,
|
455 |
* distinguishing the kind of event.</p>
|
456 |
*
|
457 |
* @param e the event
|
458 |
*
|
459 |
* @see #addLayerDrawingListener(LayerDrawingListener)
|
460 |
* @see #removeLayerDrawListener(LayerDrawingListener)
|
461 |
*/
|
462 |
public synchronized void fireLayerDrawingEvent(LayerDrawEvent e) { |
463 |
for (int i = 0; i < layerDrawingListeners.size(); i++) |
464 |
{ |
465 |
LayerDrawingListener listener = (LayerDrawingListener) layerDrawingListeners.get(i); |
466 |
switch (e.getEventType())
|
467 |
{ |
468 |
case LayerDrawEvent.LAYER_BEFORE_DRAW:
|
469 |
listener.beforeLayerDraw(e); |
470 |
break;
|
471 |
case LayerDrawEvent.LAYER_AFTER_DRAW:
|
472 |
listener.afterLayerDraw(e); |
473 |
break;
|
474 |
case LayerDrawEvent.GRAPHICLAYER_BEFORE_DRAW:
|
475 |
listener.beforeGraphicLayerDraw(e); |
476 |
break;
|
477 |
case LayerDrawEvent.GRAPHICLAYER_AFTER_DRAW:
|
478 |
listener.afterLayerGraphicDraw(e); |
479 |
break;
|
480 |
} |
481 |
} |
482 |
// getLayers().moveTo(0,0);
|
483 |
} |
484 |
|
485 |
/**
|
486 |
* <p>Notifies to all error listeners registered, that one error has been produced.</p>
|
487 |
*
|
488 |
* @param e the event with information of the error
|
489 |
*
|
490 |
* @see #addErrorListener(ErrorListener)
|
491 |
* @see #removeErrorListener(LegendListener)
|
492 |
* @see #reportDriverExceptions(String, List)
|
493 |
*/
|
494 |
public synchronized void callNewErrorEvent(ErrorEvent e) { |
495 |
for (int i = 0; i < errorListeners.size(); i++) { |
496 |
((ErrorListener) errorListeners.get(i)).errorThrown(e);
|
497 |
} |
498 |
// getLayers().moveTo(0,0);
|
499 |
} |
500 |
|
501 |
/**
|
502 |
* <p>Removes the specified layer listener from this map.</p>
|
503 |
*
|
504 |
* @param listener the listener to remove
|
505 |
*
|
506 |
* @see #addLayerListener(LegendListener)
|
507 |
* @see #callLegendChanged()
|
508 |
*/
|
509 |
public void removeLayerListener(LegendListener listener) { |
510 |
legendListeners.remove(listener); |
511 |
} |
512 |
// SUGERENCIA DE PABLO:
|
513 |
// public void removeLegendListener(LegendListener listener) {
|
514 |
// legendListeners.remove(listener);
|
515 |
// }
|
516 |
|
517 |
/**
|
518 |
* <p>Returns the hierarchy of {@link FLayers FLayers} nodes stored in this map.</p>
|
519 |
*
|
520 |
* @return the hierarchy of nodes of layers stored in this map
|
521 |
*/
|
522 |
public FLayers getLayers() {
|
523 |
return layers;
|
524 |
} |
525 |
|
526 |
/**
|
527 |
* <p>Draws the visible layers of this map according its view port, on the image parameter.</p>
|
528 |
*
|
529 |
* @param b image with an accessible buffer of image data
|
530 |
*/
|
531 |
public void drawLabels(BufferedImage b) { |
532 |
} |
533 |
|
534 |
/**
|
535 |
* @see #redraw()
|
536 |
*/
|
537 |
public void invalidate() { |
538 |
// SUGERENCIA DE PABLO:
|
539 |
// redraw();
|
540 |
|
541 |
getLayers().moveTo(0, 0); |
542 |
} |
543 |
|
544 |
/**
|
545 |
* <p>Prints the layers of this map using the {@link Graphics2D Graphics2D} argument, that usually is
|
546 |
* the {@link Graphics Graphics} of the printer.</p>
|
547 |
*
|
548 |
* @param g for rendering 2-dimensional shapes, text and images on the Java(tm) platform
|
549 |
* @param scale the scale of the view. Must be between {@linkplain FLayer#getMinScale()} and {@linkplain FLayer#getMaxScale()}.
|
550 |
* @param properties a set with the settings to be applied to a whole print job and to all the documents in the print job
|
551 |
*
|
552 |
* @throws DriverException if fails using some driver.
|
553 |
*
|
554 |
* @see FLayers#print(Graphics2D, ViewPort, Cancellable, double, PrintRequestAttributeSet)
|
555 |
* @see GraphicLayer#draw(BufferedImage, Graphics2D, ViewPort, Cancellable, double)
|
556 |
*/
|
557 |
public void print(Graphics2D g, double scale, PrintRequestAttributeSet properties) throws DriverException { |
558 |
RenderingHints renderHints = new RenderingHints( |
559 |
RenderingHints.KEY_ANTIALIASING,
|
560 |
RenderingHints.VALUE_ANTIALIAS_ON);
|
561 |
renderHints.put(RenderingHints.KEY_RENDERING,
|
562 |
RenderingHints.VALUE_RENDER_QUALITY);
|
563 |
g.setRenderingHints(renderHints); |
564 |
|
565 |
Cancellable cancel = new Cancellable() {
|
566 |
/*
|
567 |
* @see com.iver.utiles.swing.threads.Cancellable#isCanceled()
|
568 |
*/
|
569 |
public boolean isCanceled() { |
570 |
return false; |
571 |
} |
572 |
|
573 |
/*
|
574 |
* @see com.iver.utiles.swing.threads.Cancellable#setCanceled(boolean)
|
575 |
*/
|
576 |
public void setCanceled(boolean canceled) { |
577 |
// No queremos que se pueda cancelar la impresi?n.
|
578 |
|
579 |
} |
580 |
}; |
581 |
layers.print(g, viewPort, cancel, scale, properties); |
582 |
tracLayer.draw(null, g, viewPort, cancel, scale);
|
583 |
} |
584 |
|
585 |
/**
|
586 |
* <p>Returns a new map with the information of the <code>vp</code> argument, and the layers of this map.</p>
|
587 |
*
|
588 |
* @param vp information for drawing the layers
|
589 |
*
|
590 |
* @return a new map
|
591 |
*/
|
592 |
public MapContext createNewFMap(ViewPort vp) {
|
593 |
MapContext ret = new MapContext(vp);
|
594 |
ret.layers = this.layers;
|
595 |
|
596 |
return ret;
|
597 |
} |
598 |
|
599 |
/**
|
600 |
* <p>Creates a new independent map, that has a clone of the layers and the view port of this one.</p>
|
601 |
* <p>The new map will have the same data source drivers to avoid waste memory, and work faster.</p>
|
602 |
*
|
603 |
* @return the new map
|
604 |
*
|
605 |
* @throws XMLException if fails cloning the view port or a layer
|
606 |
*
|
607 |
* @see FLayer#cloneLayer()
|
608 |
* @see ViewPort#cloneViewPort()
|
609 |
*/
|
610 |
public MapContext cloneFMap() throws XMLException { |
611 |
ViewPort vp = getViewPort().cloneViewPort(); |
612 |
FLayers antLayers = getLayers(); |
613 |
MapContext ret = new MapContext(vp);
|
614 |
FLayers aux = new FLayers(ret, null); |
615 |
for (int i=0; i < antLayers.getLayersCount(); i++) |
616 |
{ |
617 |
FLayer lyr = antLayers.getLayer(i); |
618 |
try {
|
619 |
aux.addLayer(lyr.cloneLayer()); |
620 |
} catch (Exception e) { |
621 |
throw new XMLException(e); |
622 |
} |
623 |
} |
624 |
ret.layers = aux; |
625 |
return ret;
|
626 |
|
627 |
// return createFromXML(getXMLEntity());
|
628 |
} |
629 |
|
630 |
/**
|
631 |
* Like {@linkplain #cloneFMap()}, but now doesn't clone the layers, rather copies them.
|
632 |
*
|
633 |
* @return the new map
|
634 |
*/
|
635 |
public MapContext cloneToDraw() {
|
636 |
ViewPort vp = getViewPort().cloneViewPort(); |
637 |
MapContext mapContext=new MapContext(getLayers(),vp);
|
638 |
return mapContext;
|
639 |
} |
640 |
|
641 |
/**
|
642 |
* A?ade la capa que se pasa como par?metro al nodo que se pasa como
|
643 |
* parametro y lanza ProjectionMismatchException si no est?n todas las capas
|
644 |
* de este FMap en la misma proyecci?n. Lanza un ChildNotAllowedException si
|
645 |
* la capa no es un FLayers y no permite hijos
|
646 |
*
|
647 |
* @param vectorial
|
648 |
* DOCUMENT ME!
|
649 |
*/
|
650 |
|
651 |
/*
|
652 |
* public void addLayer(LayerPath parent, FLayer layer) throws
|
653 |
* ProjectionMismatchException, ChildrenNotAllowedException {
|
654 |
* layers.addLayer(parent, layer); } public void removeLayer(LayerPath
|
655 |
* parent)throws ChildrenNotAllowedException{ layers.removeLayer(parent); }
|
656 |
*/
|
657 |
|
658 |
/**
|
659 |
* <p>Adds a layer to the group of layers that are at a upper level in the tree.</p>
|
660 |
*
|
661 |
* @param vectorial the layer to add
|
662 |
*/
|
663 |
public void addToTrackLayer(FLayer vectorial) { |
664 |
} |
665 |
|
666 |
/**
|
667 |
* <p>Returns the scale of the view in the screen.</p>
|
668 |
*
|
669 |
* @return one of this values:
|
670 |
* <ul>
|
671 |
* <li>the scale of the adjusted extent scale of the view in the screen
|
672 |
* <li><code>-1</code> if there is no image
|
673 |
* <li><code>0</code> if there is no extent defined for the image
|
674 |
* </ul>
|
675 |
*
|
676 |
* @see #setScaleView(long)
|
677 |
* @see ViewPort#getAdjustedExtent()
|
678 |
* @see IProjection#getScale(double, double, double, double)
|
679 |
*/
|
680 |
public long getScaleView() { |
681 |
Preferences prefsResolution = Preferences.userRoot().node( "gvsig.configuration.screen" ); |
682 |
Toolkit kit = Toolkit.getDefaultToolkit(); |
683 |
double dpi = prefsResolution.getInt("dpi",kit.getScreenResolution()); |
684 |
IProjection proj = viewPort.getProjection(); |
685 |
|
686 |
if (viewPort.getImageSize() == null) |
687 |
return -1; |
688 |
|
689 |
if (viewPort.getAdjustedExtent() == null) { |
690 |
return 0; |
691 |
} |
692 |
|
693 |
if (proj == null) { |
694 |
double w = ((viewPort.getImageSize().getWidth() / dpi) * 2.54); |
695 |
return (long) (viewPort.getAdjustedExtent().getWidth() / w * CHANGEM[getViewPort() |
696 |
.getMapUnits()]/CHANGEM[getViewPort().getDistanceUnits()]); |
697 |
} |
698 |
if (proj.isProjected())
|
699 |
return Math.round(proj.getScale((viewPort.getAdjustedExtent().getMinX()*CHANGEM[getViewPort().getMapUnits()])/CHANGEM[getViewPort().getDistanceUnits()], |
700 |
(viewPort.getAdjustedExtent().getMaxX()*CHANGEM[getViewPort().getMapUnits()])/CHANGEM[getViewPort().getDistanceUnits()], viewPort.getImageSize() |
701 |
.getWidth(), dpi)); |
702 |
return Math.round(proj.getScale((viewPort.getAdjustedExtent().getMinX()*CHANGEM[1])/CHANGEM[getViewPort().getDistanceUnits()], |
703 |
(viewPort.getAdjustedExtent().getMaxX()*CHANGEM[1])/CHANGEM[getViewPort().getDistanceUnits()], viewPort.getImageSize()
|
704 |
.getWidth(), dpi)); |
705 |
} |
706 |
/**
|
707 |
* <p>Sets the new extent of the view, calculated using the scale argument.</p>
|
708 |
* <p>Doesn't updates the scale if there isn't information about the dimension of the image or the
|
709 |
* adjusted extent.</p>
|
710 |
*
|
711 |
* @param scale the new scale for the view
|
712 |
*
|
713 |
* @see ViewPort#setProjection(IProjection)
|
714 |
* @see #getScaleView()
|
715 |
*/
|
716 |
public void setScaleView(long scale) { |
717 |
clearAllCachingImageDrawnLayers(); |
718 |
Preferences prefsResolution = Preferences.userRoot().node( "gvsig.configuration.screen" ); |
719 |
Toolkit kit = Toolkit.getDefaultToolkit(); |
720 |
double dpi = prefsResolution.getInt("dpi",kit.getScreenResolution()); |
721 |
if (viewPort.getImageSize() == null) |
722 |
return;
|
723 |
IProjection proj = viewPort.getProjection(); |
724 |
if (viewPort.getAdjustedExtent() == null) { |
725 |
return;
|
726 |
} |
727 |
Rectangle2D rec=proj.getExtent(
|
728 |
viewPort.getAdjustedExtent(), |
729 |
scale,viewPort.getImageWidth(), |
730 |
viewPort.getImageHeight(), |
731 |
CHANGE[getViewPort().getMapUnits()], |
732 |
// CHANGEM[getViewPort().getDistanceUnits()],
|
733 |
dpi); |
734 |
// double dif=CHANGEM[getViewPort().getDistanceUnits()];
|
735 |
// double w=rec.getWidth()/dif;
|
736 |
// double h=rec.getHeight()/dif;
|
737 |
// rec.setRect(rec.getCenterX()-w/2,rec.getCenterY()-h/2,w,h);
|
738 |
getViewPort().setExtent(rec); |
739 |
} |
740 |
|
741 |
/**
|
742 |
* @see org.cresques.geo.Projected#getProjection()
|
743 |
*
|
744 |
* @see ViewPort#getProjection()
|
745 |
* @see #setProjection(IProjection)
|
746 |
* @see #reProject(ICoordTrans)
|
747 |
*/
|
748 |
public IProjection getProjection() {
|
749 |
return getViewPort().getProjection();
|
750 |
} |
751 |
|
752 |
/**
|
753 |
* <p>Sets the new projection.</p>
|
754 |
*
|
755 |
* @param proj the new projection
|
756 |
*
|
757 |
* @see #getProjection()
|
758 |
* @see ViewPort#setProjection(IProjection)
|
759 |
* @see #reProject(ICoordTrans)
|
760 |
*/
|
761 |
public void setProjection(IProjection proj) { |
762 |
if (getViewPort() != null) { |
763 |
getViewPort().setProjection(proj); |
764 |
} |
765 |
} |
766 |
|
767 |
/*
|
768 |
* @see org.cresques.geo.Projected#reProject(org.cresques.cts.ICoordTrans)
|
769 |
*/
|
770 |
public void reProject(ICoordTrans arg0) { |
771 |
// TODO implementar reprojecci?n (lo que sea eso)
|
772 |
} |
773 |
|
774 |
/**
|
775 |
* @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#getSelectionBounds()
|
776 |
*
|
777 |
* @see SelectedZoomVisitor#getSelectBound()
|
778 |
*/
|
779 |
public Rectangle2D getSelectionBounds() { |
780 |
SelectedZoomVisitor visitor = new SelectedZoomVisitor();
|
781 |
|
782 |
try {
|
783 |
layers.process(visitor); |
784 |
} catch (DriverException e1) {
|
785 |
throw new RuntimeException( |
786 |
"No se espera que SelectByPointVisitor lance esta excepci?n",
|
787 |
e1); |
788 |
} catch (VisitException e) {
|
789 |
throw new RuntimeException( |
790 |
"No se espera que SelectByPointVisitor lance esta excepci?n",
|
791 |
e); |
792 |
} |
793 |
|
794 |
return visitor.getSelectBound();
|
795 |
} |
796 |
|
797 |
/**
|
798 |
* <p>Draws this map if its {@link ViewPort ViewPort} has an extent defined:<br>
|
799 |
* <ol>
|
800 |
* <li>Selects only the layers that have to be drawn: {@linkplain #prepareDrawing(BufferedImage, Graphics2D, double)}.
|
801 |
* <li>Sets quality: antialiasing por text and images, and quality rendering.
|
802 |
* <li>Draws the layers.
|
803 |
* <li>Fires a <code>LayerDrawEvent.GRAPHICLAYER_BEFORE_DRAW</code>.
|
804 |
* <li>Draws the graphic layer.
|
805 |
* <li>Fires a <code>LayerDrawEvent.GRAPHICLAYER_AFTER_DRAW</code>.
|
806 |
* <li>Invokes the garbage collector and memory clean.
|
807 |
* </ol></p>
|
808 |
*
|
809 |
* @param image buffer used sometimes instead <code>g</code> to accelerate the draw. For example, if two points are as closed that can't be distinguished, draws only one.
|
810 |
* @param g for rendering 2-dimensional shapes, text and images on the Java(tm) platform
|
811 |
* @param cancel an object thread that implements the {@link Cancellable Cancellable} interface, and will allow to cancel the draw
|
812 |
* @param scale the scale of the view. Must be between {@linkplain FLayer#getMinScale()} and {@linkplain FLayer#getMaxScale()}.
|
813 |
* @throws DriverException if fails using some driver.
|
814 |
*/
|
815 |
public void draw(BufferedImage image, Graphics2D g, Cancellable cancel, |
816 |
double scale) throws DriverException { |
817 |
if (viewPort.getExtent() == null) { |
818 |
// System.err.println("viewPort.getExtent() = null");
|
819 |
return;
|
820 |
} |
821 |
System.out.println("Viewport despues: " + viewPort.toString()); |
822 |
/*
|
823 |
* if ((viewPort.getImageWidth() <=0) || (viewPort.getImageHeight() <=
|
824 |
* 0)) { return; }
|
825 |
*/
|
826 |
|
827 |
prepareDrawing(image, g, scale); |
828 |
|
829 |
// M?s c?lidad al texto
|
830 |
RenderingHints renderHints = new RenderingHints( |
831 |
RenderingHints.KEY_ANTIALIASING,
|
832 |
RenderingHints.VALUE_ANTIALIAS_ON);
|
833 |
renderHints.put(RenderingHints.KEY_RENDERING,
|
834 |
RenderingHints.VALUE_RENDER_QUALITY);
|
835 |
renderHints.put(RenderingHints.KEY_TEXT_ANTIALIASING,
|
836 |
RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
|
837 |
g.setRenderingHints(renderHints); |
838 |
|
839 |
long t1 = System.currentTimeMillis(); |
840 |
layers.draw(image, g, viewPort, cancel, scale); |
841 |
|
842 |
LayerDrawEvent beforeTracLayerEvent = new LayerDrawEvent(tracLayer,
|
843 |
g, viewPort, LayerDrawEvent.GRAPHICLAYER_BEFORE_DRAW); |
844 |
fireLayerDrawingEvent(beforeTracLayerEvent); |
845 |
tracLayer.draw(image, g, viewPort, cancel, scale); |
846 |
LayerDrawEvent afterTracLayerEvent = new LayerDrawEvent(tracLayer,
|
847 |
g, viewPort, LayerDrawEvent.GRAPHICLAYER_AFTER_DRAW); |
848 |
fireLayerDrawingEvent(afterTracLayerEvent); |
849 |
|
850 |
//layers.setDirty(false);
|
851 |
|
852 |
long t2 = System.currentTimeMillis(); |
853 |
System.err.println("Tiempo de dibujado:" + (t2 - t1) + |
854 |
" mseg. Memoria libre:" + Runtime.getRuntime().freeMemory() / 1024 + " KB"); |
855 |
/*
|
856 |
* g.setColor(Color.BLUE); GeneralPath shpR = new
|
857 |
* GeneralPath(viewPort.getExtent());
|
858 |
* shpR.transform(viewPort.getAffineTransform()); g.draw(shpR);
|
859 |
*/
|
860 |
System.gc();
|
861 |
} |
862 |
|
863 |
/**
|
864 |
* <p>Checks out layers that need to be repainted.</p>
|
865 |
* <p>If one layer node uses a cache with previous image drawn, but hasn't any, or if it's dirty, then,
|
866 |
* that layer must be repainted. </p>
|
867 |
* <p>If one layer node needn't to be repainted, checks out it recursively.</p>
|
868 |
* <p><i>The cache of "previous image drawn" allows accelerate the repaint process.</i></p>
|
869 |
*
|
870 |
* @see #draw(BufferedImage, Graphics2D, Cancellable, double)
|
871 |
* @see #recursivePrepareDrawing(FLayers, int)
|
872 |
*/
|
873 |
private void prepareDrawing(BufferedImage image, Graphics2D g, double scale) { |
874 |
|
875 |
// Primera pasada: si alguna capa necesita repintarse por debajo
|
876 |
// de la que tiene la cache, TODAS necesitan
|
877 |
// ser repintadas.
|
878 |
boolean bNeedRepaint = false; |
879 |
boolean bMayExistAceleration = false; |
880 |
for (int i = 0; i < layers.getLayersCount(); i++) |
881 |
{ |
882 |
FLayer lyr = layers.getLayer(i); |
883 |
if (lyr.isCachingDrawnLayers() && (lyr.getCacheImageDrawnLayers() != null)) |
884 |
{ |
885 |
bMayExistAceleration = true;
|
886 |
} |
887 |
else
|
888 |
{ |
889 |
if (lyr.isDirty())
|
890 |
bNeedRepaint = true;
|
891 |
} |
892 |
} |
893 |
if (bMayExistAceleration==false) |
894 |
bNeedRepaint = true;
|
895 |
if (bNeedRepaint)
|
896 |
layers.setDirty(true);
|
897 |
else
|
898 |
recursivePrepareDrawing(layers, 0);
|
899 |
} |
900 |
|
901 |
/**
|
902 |
* <p>Invoked by {@linkplain MapContext#recursivePrepareDrawing(FLayers, int)}. Sets all previous layer nodes
|
903 |
* in the argument as not dirty, what means that don't need to be repainted.</p>
|
904 |
* <p>Each layer node can decide validate or not it's sub-layers according its implementation.</p>
|
905 |
* <p>This is useful when it's editing, for accelerate the draw, because the layers of a {@link FLayers FLayers} node
|
906 |
* are painted according its index in the collection, and each one upper the previous.</p>
|
907 |
*
|
908 |
* @param layers a node with layers
|
909 |
* @param index index of the current layer in the internal list of layers
|
910 |
*
|
911 |
* @see #recursivePrepareDrawing(FLayers, int)
|
912 |
* @see #prepareDrawing(BufferedImage, Graphics2D, double)
|
913 |
*/
|
914 |
private void validatePreviousLayers(FLayers layers, int index) |
915 |
{ |
916 |
// TODO: Aqu? quiz?s habr?a que explorar los padres de las capas
|
917 |
// para marcar y/o asignar la imagen cacheada.
|
918 |
for (int i = 0; i < index; i++) |
919 |
{ |
920 |
FLayer lyr = layers.getLayer(i); |
921 |
lyr.setDirty(false);
|
922 |
} |
923 |
// Las de arriba las marcamos como sucias
|
924 |
// for (int i = index; i < layers.getLayersCount(); i++)
|
925 |
// {
|
926 |
// FLayer lyr = layers.getLayer(i);
|
927 |
// lyr.setDirty(true);
|
928 |
// }
|
929 |
} |
930 |
|
931 |
/**
|
932 |
* <p>Checks out recursively, layers that have a cache with an image of previous layers drawn, and if are dirty
|
933 |
* notify the previous layers that are valid.</p>
|
934 |
*
|
935 |
* @param parent node that contains the layers
|
936 |
* @param indexInParent the least layer index in the <code>parent</code> argument. This allows reduce the time processing
|
937 |
* if is known that the first layers aren't a collection and will (or won't) be validated
|
938 |
*
|
939 |
* @see #prepareDrawing(BufferedImage, Graphics2D, double)
|
940 |
*/
|
941 |
private void recursivePrepareDrawing(FLayers parent, int indexInParent) |
942 |
{ |
943 |
// SUGERENCIA (de Pablo): Intentar evitar que pueda revalidar varias veces las mismas capas, dado
|
944 |
// que la imagen de anteriores capas dibujadas contendr? todas las capas previas, y con ello
|
945 |
// obtener un ligero aumento de velocidad.
|
946 |
//
|
947 |
// boolean validated = false;
|
948 |
// FLayer lyr;
|
949 |
//
|
950 |
// for (int i = parent.getLayersCount()-1; i >= indexInParent; i--) {
|
951 |
// lyr = layers.getLayer(i);
|
952 |
//
|
953 |
// if ((!validated) && (lyr.isCachingDrawnLayers()) && (lyr.getCacheImageDrawnLayers() != null))
|
954 |
// {
|
955 |
// // les decimos a las anteriores que est?n validadas (not dirty)
|
956 |
// // para que no se dibujen.
|
957 |
// if (lyr.isDirty()) {
|
958 |
// validatePreviousLayers(parent, i);
|
959 |
// validated = true;
|
960 |
// }
|
961 |
// }
|
962 |
//
|
963 |
// if (lyr instanceof FLayers)
|
964 |
// {
|
965 |
// recursivePrepareDrawing((FLayers)lyr, 0);
|
966 |
// }
|
967 |
// }
|
968 |
|
969 |
for (int i = indexInParent; i < parent.getLayersCount(); i++) |
970 |
{ |
971 |
FLayer lyr = layers.getLayer(i); |
972 |
if (lyr.isCachingDrawnLayers() && (lyr.getCacheImageDrawnLayers() != null)) |
973 |
{ |
974 |
// les decimos a las anteriores que est?n validadas (not dirty)
|
975 |
// para que no se dibujen.
|
976 |
if (lyr.isDirty())
|
977 |
validatePreviousLayers(parent, i); |
978 |
} |
979 |
|
980 |
if (lyr instanceof FLayers) |
981 |
{ |
982 |
recursivePrepareDrawing((FLayers)lyr, 0);
|
983 |
} |
984 |
} |
985 |
} |
986 |
|
987 |
/**
|
988 |
* <p>Draws only the internal graphic layer using the information of the {@link ViewPort ViewPort} of this map.</p>
|
989 |
*
|
990 |
* @param image image used to accelerate the screen draw
|
991 |
* @param g for rendering 2-dimensional shapes, text and images on the Java(tm) platform
|
992 |
* @param cancel an object thread that implements the {@link Cancellable Cancellable} interface, and will allow to cancel the draw
|
993 |
* @param scale value that represents the scale
|
994 |
* @throws DriverException if fails using some driver.
|
995 |
*
|
996 |
* @see GraphicLayer#draw(BufferedImage, Graphics2D, ViewPort, Cancellable, double)
|
997 |
*/
|
998 |
public void drawGraphics(BufferedImage image, Graphics2D g, |
999 |
Cancellable cancel, double scale) throws DriverException { |
1000 |
if (viewPort == null) |
1001 |
return;
|
1002 |
tracLayer.draw(image, g, viewPort, cancel, scale); |
1003 |
} |
1004 |
|
1005 |
/**
|
1006 |
* <p>Like {@linkplain MapContext#draw(BufferedImage, Graphics2D, Cancellable, double)}, but creating
|
1007 |
* the task as cancellable.</p>
|
1008 |
*
|
1009 |
* @param image buffer used sometimes instead <code>g</code> to accelerate the draw. For example, if two points are as closed that can't be distinguished, draws only one.
|
1010 |
* @param g for rendering 2-dimensional shapes, text and images on the Java(tm) platform
|
1011 |
* @param scale the scale of the view. Must be between {@linkplain FLayer#getMinScale()} and {@linkplain FLayer#getMaxScale()}.
|
1012 |
*
|
1013 |
* @throws DriverException if fails using some driver.
|
1014 |
*
|
1015 |
* @see #draw(BufferedImage, Graphics2D, Cancellable, double)
|
1016 |
*/
|
1017 |
public void draw(BufferedImage image, Graphics2D g, double scale) |
1018 |
throws DriverException {
|
1019 |
layers.setDirty(true);
|
1020 |
draw(image, g, new Cancellable() {
|
1021 |
/*
|
1022 |
* @see com.iver.utiles.swing.threads.Cancellable#isCanceled()
|
1023 |
*/
|
1024 |
public boolean isCanceled() { |
1025 |
return false; |
1026 |
} |
1027 |
|
1028 |
/*
|
1029 |
* @see com.iver.utiles.swing.threads.Cancellable#setCanceled(boolean)
|
1030 |
*/
|
1031 |
public void setCanceled(boolean canceled) { |
1032 |
// TODO Auto-generated method stub
|
1033 |
|
1034 |
} |
1035 |
}, scale); |
1036 |
} |
1037 |
|
1038 |
/**
|
1039 |
* <p>Gets the {@link ViewPort ViewPort} associated to this map.</p>
|
1040 |
*
|
1041 |
* @return the view port
|
1042 |
*
|
1043 |
* @see #setViewPort(ViewPort)
|
1044 |
*/
|
1045 |
public ViewPort getViewPort() {
|
1046 |
return viewPort;
|
1047 |
} |
1048 |
|
1049 |
/**
|
1050 |
* <p>Sets a {@link ViewPort ViewPort} with the drawing information
|
1051 |
* of this map.</p>
|
1052 |
* <p>If there was a previous view port, removes its {@link EventBuffer EventBuffer} and
|
1053 |
* adds the new one.</p>
|
1054 |
*
|
1055 |
* @param viewPort the viewPort
|
1056 |
*
|
1057 |
* @see #getViewPort()
|
1058 |
*/
|
1059 |
public void setViewPort(ViewPort viewPort) { |
1060 |
if (this.viewPort != null) { |
1061 |
this.viewPort.removeViewPortListener(eventBuffer);
|
1062 |
} |
1063 |
|
1064 |
this.viewPort = viewPort;
|
1065 |
if (viewPort != null) |
1066 |
viewPort.addViewPortListener(eventBuffer); |
1067 |
} |
1068 |
|
1069 |
/**
|
1070 |
* <p>Sets the given extent to the {@link ViewPort ViewPort} and updates the view with the new zoom.</p>
|
1071 |
*
|
1072 |
* @param extent the extent of the new zoom
|
1073 |
*/
|
1074 |
public void zoomToExtent(Rectangle2D extent) { |
1075 |
if (extent!=null) |
1076 |
getViewPort().setExtent(extent); |
1077 |
} |
1078 |
|
1079 |
/**
|
1080 |
* <p>Returns the union of all extents of all layers of this map.</p>
|
1081 |
*
|
1082 |
* @return full extent of layers of this map
|
1083 |
* @throws DriverException if fails using a driver.
|
1084 |
*
|
1085 |
* @see FLayers#getFullExtent()
|
1086 |
*/
|
1087 |
public Rectangle2D getFullExtent() throws DriverException { |
1088 |
return layers.getFullExtent();
|
1089 |
} |
1090 |
|
1091 |
/**
|
1092 |
* <p>Returns an XML entity with the name of this class as a property, and two children branches:<br>
|
1093 |
* <ul>
|
1094 |
* <li>XML of the internal {@link ViewPort ViewPort}.
|
1095 |
* <li>XML of the internal {@link FLayers FLayers}.
|
1096 |
* </ul>
|
1097 |
*
|
1098 |
* @return XMLEntity the XML entity
|
1099 |
* @throws XMLException if there is any error creating the XML from the map.
|
1100 |
*
|
1101 |
* @see #createFromXML(XMLEntity)
|
1102 |
* @see #createFromXML03(XMLEntity)
|
1103 |
* @see ViewPort#getXMLEntity()
|
1104 |
* @see FLayers#getXMLEntity()
|
1105 |
*/
|
1106 |
public XMLEntity getXMLEntity() throws XMLException { |
1107 |
XMLEntity xml = new XMLEntity();
|
1108 |
xml.putProperty("className", this.getClass().getName()); |
1109 |
xml.addChild(viewPort.getXMLEntity()); |
1110 |
xml.addChild(layers.getXMLEntity()); |
1111 |
|
1112 |
return xml;
|
1113 |
} |
1114 |
|
1115 |
/**
|
1116 |
* <p>Creates a new <code>MapContext</code> from an XML entity, with
|
1117 |
* with the data of the {@link ViewPort ViewPort} and
|
1118 |
* {@link FLayers FLayers}.</p>
|
1119 |
*
|
1120 |
* @param xml an XML entity
|
1121 |
*
|
1122 |
* @return the new <code>MapContext</code>
|
1123 |
*
|
1124 |
* @throws XMLException if there is any error creating the map from the XML.
|
1125 |
*
|
1126 |
* @see #getXMLEntity()
|
1127 |
* @see #createFromXML(XMLEntity)
|
1128 |
* @see ViewPort#createFromXML03(XMLEntity)
|
1129 |
* @see FLayers#setXMLEntity03(XMLEntity)
|
1130 |
*/
|
1131 |
public static MapContext createFromXML03(XMLEntity xml) throws XMLException { |
1132 |
ViewPort vp = ViewPort.createFromXML03(xml.getChild(0));
|
1133 |
MapContext fmap = new MapContext(vp);
|
1134 |
fmap.layers.setXMLEntity03(xml.getChild(1));
|
1135 |
|
1136 |
return fmap;
|
1137 |
} |
1138 |
|
1139 |
/**
|
1140 |
* <p>Creates a new <code>MapContext</code> from an XML entity, with
|
1141 |
* with the data of the {@link ViewPort ViewPort} and
|
1142 |
* {@link FLayers FLayers}.</p>
|
1143 |
*
|
1144 |
* @param xml an XML entity
|
1145 |
*
|
1146 |
* @return the new <code>MapContext</code>
|
1147 |
*
|
1148 |
* @throws XMLException if there is any error creating the map from the XML.
|
1149 |
*
|
1150 |
* @see #getXMLEntity()
|
1151 |
* @see #createFromXML03(XMLEntity)
|
1152 |
* @see ViewPort#createFromXML(XMLEntity)
|
1153 |
* @see FLayers#setXMLEntity(XMLEntity)
|
1154 |
*/
|
1155 |
public static MapContext createFromXML(XMLEntity xml) throws XMLException { |
1156 |
ViewPort vp = ViewPort.createFromXML(xml.getChild(0));
|
1157 |
MapContext fmap = new MapContext(vp);
|
1158 |
fmap.layers.setXMLEntity(xml.getChild(1));
|
1159 |
|
1160 |
return fmap;
|
1161 |
} |
1162 |
|
1163 |
/**
|
1164 |
* <p>Adds a listener of atomic events to the internal {@link EventBuffer EventBuffer}.</p>
|
1165 |
*
|
1166 |
* @param listener the new listener
|
1167 |
*
|
1168 |
* @return <code>true</code> if has added the listener successfully
|
1169 |
*
|
1170 |
* @see #removeAtomicEventListener(AtomicEventListener)
|
1171 |
* @see EventBuffer#addAtomicEventListener(AtomicEventListener)
|
1172 |
*/
|
1173 |
public boolean addAtomicEventListener(AtomicEventListener listener) { |
1174 |
return eventBuffer.addAtomicEventListener(listener);
|
1175 |
} |
1176 |
|
1177 |
/**
|
1178 |
* <p>Removes a listener of atomic events from the internal {@link EventBuffer EventBuffer}.</p>
|
1179 |
*
|
1180 |
* @param listener the listener to remove
|
1181 |
*
|
1182 |
* @return <tt>true</tt> if the list contained the specified element
|
1183 |
*
|
1184 |
* @see #addAtomicEventListener(AtomicEventListener)
|
1185 |
* @see EventBuffer#removeAtomicEventListener(AtomicEventListener)
|
1186 |
*/
|
1187 |
public boolean removeAtomicEventListener(AtomicEventListener listener) { |
1188 |
return eventBuffer.removeAtomicEventListener(listener);
|
1189 |
} |
1190 |
|
1191 |
/**
|
1192 |
* @see EventBuffer#beginAtomicEvent()
|
1193 |
*
|
1194 |
* @see #endAtomicEvent()
|
1195 |
*/
|
1196 |
public void beginAtomicEvent() { |
1197 |
eventBuffer.beginAtomicEvent(); |
1198 |
} |
1199 |
|
1200 |
/**
|
1201 |
* @see EventBuffer#endAtomicEvent()
|
1202 |
*
|
1203 |
* @see #beginAtomicEvent()
|
1204 |
*/
|
1205 |
public void endAtomicEvent() { |
1206 |
eventBuffer.endAtomicEvent(); |
1207 |
} |
1208 |
|
1209 |
/**
|
1210 |
* <p>The class <code>LayerEventListener</code> implements the methods of {@link LayerCollectionListener LayerCollectionListener}
|
1211 |
* that handles the "layer added" or "layer removed" events in a map.</p>
|
1212 |
* <p>Is designed as a listener for all layers in a {@link MapContext MapContext}.</p>
|
1213 |
*
|
1214 |
* @author Fernando Gonz?lez Cort?s
|
1215 |
*/
|
1216 |
public class LayerEventListener implements LayerCollectionListener { |
1217 |
/*
|
1218 |
* @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerAdded(com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent)
|
1219 |
*/
|
1220 |
public void layerAdded(LayerCollectionEvent e) { |
1221 |
// Si es la primera capa, fijamos su extent al ViewPort
|
1222 |
// if (getLayers().getLayersCount() == 1) {
|
1223 |
if (getViewPort().getExtent() == null) { |
1224 |
FLayer lyr = e.getAffectedLayer(); |
1225 |
|
1226 |
try {
|
1227 |
getViewPort().setExtent(lyr.getFullExtent()); |
1228 |
} catch (DriverException e1) {
|
1229 |
} |
1230 |
} |
1231 |
|
1232 |
// Registramos al FMap como listener del legend de las capas
|
1233 |
FLayer lyr = e.getAffectedLayer(); |
1234 |
selectionListener(lyr); |
1235 |
} |
1236 |
|
1237 |
/**
|
1238 |
* <p>Registers an event buffer as a listener for all layers as argument.</p>
|
1239 |
*
|
1240 |
* <p>Each {@link FLayer FLayer} of this map must have an event buffer for all kind
|
1241 |
* of specific listeners of that layer. This method distinguish between {@link Classifiable Classifiable},
|
1242 |
* {@link AlphanumericData AlphanumericData}, and {@link FLayers FLayers} layers, and for each one,
|
1243 |
* registers, for their specific listeners, the <code>eventBuffer</code> as a listener.</p>
|
1244 |
*
|
1245 |
* @param the layer or layers
|
1246 |
*/
|
1247 |
private void selectionListener(FLayer lyr){ |
1248 |
lyr.addLayerListener(eventBuffer); |
1249 |
|
1250 |
if (lyr instanceof Classifiable) { |
1251 |
Classifiable c = (Classifiable) lyr; |
1252 |
c.addLegendListener(eventBuffer); |
1253 |
} |
1254 |
|
1255 |
if (lyr instanceof AlphanumericData) { |
1256 |
Selectable s=null;
|
1257 |
try {
|
1258 |
s = ((AlphanumericData) lyr).getRecordset(); |
1259 |
if (s!=null) { |
1260 |
s.addSelectionListener(eventBuffer); |
1261 |
} |
1262 |
} catch (DriverException e1) {
|
1263 |
// TODO Auto-generated catch block
|
1264 |
e1.printStackTrace(); |
1265 |
} |
1266 |
|
1267 |
} |
1268 |
if (lyr instanceof FLayers){ |
1269 |
FLayers lyrs=(FLayers)lyr; |
1270 |
for(int i=0;i<lyrs.getLayersCount();i++){ |
1271 |
selectionListener(lyrs.getLayer(i)); |
1272 |
} |
1273 |
} |
1274 |
} |
1275 |
|
1276 |
/*
|
1277 |
* @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerMoved(com.iver.cit.gvsig.fmap.layers.LayerPositionEvent)
|
1278 |
*/
|
1279 |
public void layerMoved(LayerPositionEvent e) { |
1280 |
} |
1281 |
|
1282 |
/*
|
1283 |
* @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerRemoved(com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent)
|
1284 |
*/
|
1285 |
public void layerRemoved(LayerCollectionEvent e) { |
1286 |
FLayer lyr = e.getAffectedLayer(); |
1287 |
|
1288 |
lyr.removeLayerListener(eventBuffer); |
1289 |
|
1290 |
if (lyr instanceof Classifiable) { |
1291 |
Classifiable c = (Classifiable) lyr; |
1292 |
c.removeLegendListener(eventBuffer); |
1293 |
} |
1294 |
|
1295 |
if (lyr instanceof Selectable) { |
1296 |
Selectable s = (Selectable) lyr; |
1297 |
s.addSelectionListener(eventBuffer); |
1298 |
} |
1299 |
} |
1300 |
|
1301 |
/*
|
1302 |
* @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerAdding(com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent)
|
1303 |
*/
|
1304 |
public void layerAdding(LayerCollectionEvent e) |
1305 |
throws CancelationException {
|
1306 |
} |
1307 |
|
1308 |
/*
|
1309 |
* @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerMoving(com.iver.cit.gvsig.fmap.layers.LayerPositionEvent)
|
1310 |
*/
|
1311 |
public void layerMoving(LayerPositionEvent e) |
1312 |
throws CancelationException {
|
1313 |
} |
1314 |
|
1315 |
/*
|
1316 |
* @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerRemoving(com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent)
|
1317 |
*/
|
1318 |
public void layerRemoving(LayerCollectionEvent e) |
1319 |
throws CancelationException {
|
1320 |
} |
1321 |
|
1322 |
/*
|
1323 |
* @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#visibilityChanged(com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent)
|
1324 |
*/
|
1325 |
public void visibilityChanged(LayerCollectionEvent e) |
1326 |
throws CancelationException {
|
1327 |
} |
1328 |
} |
1329 |
|
1330 |
/**
|
1331 |
* <p>Adds the {@link LayerEventListener LayerEventListener} of this map to the
|
1332 |
* collection of layers argument.</p>
|
1333 |
*
|
1334 |
* @param a collection of layers
|
1335 |
*/
|
1336 |
public void addAsCollectionListener(FLayers layers2) { |
1337 |
layers2.addLayerCollectionListener(layerEventListener); |
1338 |
} |
1339 |
|
1340 |
/**
|
1341 |
* <p>Returns the internal {@link GraphicLayer GraphicLayer}.</p>
|
1342 |
*
|
1343 |
* @return the graphic layer of this map
|
1344 |
*
|
1345 |
* @see #setGraphicsLayer(GraphicLayer)
|
1346 |
*/
|
1347 |
public GraphicLayer getGraphicsLayer() {
|
1348 |
return tracLayer;
|
1349 |
} |
1350 |
|
1351 |
/**
|
1352 |
* <p>Sets a new {@link GraphicLayer GraphicLayer} to this map.</p>
|
1353 |
*
|
1354 |
* @param graphicLayer the new graphic layer
|
1355 |
*
|
1356 |
* @see #getGraphicsLayer()
|
1357 |
*/
|
1358 |
public void setGraphicsLayer(GraphicLayer graphicLayer) { |
1359 |
tracLayer = graphicLayer; |
1360 |
} |
1361 |
|
1362 |
/**
|
1363 |
* <p>Indicates whether some other object is "equal to" this map.</p>
|
1364 |
* <p>Returns <code>true</code> if success on this options:
|
1365 |
* <ol>
|
1366 |
* <li>Both objects are equal according to {@linkplain Object#equals(Object)}.
|
1367 |
* <li>Both maps have the same layers.
|
1368 |
* <li>Both maps have the same number of layers and with the same name.
|
1369 |
* </ol>
|
1370 |
* </p>
|
1371 |
*
|
1372 |
* @param obj the reference object with which to compare.
|
1373 |
* @return <code>true</code> if this object is the same as the <code>arg0</code> argument; <code>false</code> otherwise.
|
1374 |
*
|
1375 |
* @see Object#equals(Object)
|
1376 |
*/
|
1377 |
public boolean equals(Object arg0) { |
1378 |
MapContext map = (MapContext) arg0; |
1379 |
if (super.equals(arg0)) |
1380 |
return true; |
1381 |
if (getLayers() == map.getLayers())
|
1382 |
return true; |
1383 |
boolean isEqual = true; |
1384 |
if (map.getLayers().getLayersCount() == getLayers().getLayersCount()) {
|
1385 |
for (int i = 0; i < getLayers().getLayersCount(); i++) { |
1386 |
|
1387 |
if (!getLayers().getLayer(i).getName().equals(
|
1388 |
map.getLayers().getLayer(i).getName())) { |
1389 |
isEqual = false;
|
1390 |
} |
1391 |
|
1392 |
} |
1393 |
} else {
|
1394 |
isEqual = false;
|
1395 |
} |
1396 |
return isEqual;
|
1397 |
} |
1398 |
|
1399 |
/**
|
1400 |
* <p>Registers the message of an error associated to this map.</p>
|
1401 |
*
|
1402 |
* @param stringProperty the error message
|
1403 |
*
|
1404 |
* @see #getLayersError()
|
1405 |
* @see #clearErrors()
|
1406 |
*/
|
1407 |
public void addLayerError(String stringProperty) { |
1408 |
layersError.add(stringProperty); |
1409 |
} |
1410 |
|
1411 |
/**
|
1412 |
* <p>Gets the list with all errors messages registered to this map.</p>
|
1413 |
*
|
1414 |
* @return the list of errors registered to this map
|
1415 |
*
|
1416 |
* @see #addLayerError(String)
|
1417 |
* @see #clearErrors()
|
1418 |
*/
|
1419 |
public ArrayList getLayersError() { |
1420 |
return layersError;
|
1421 |
} |
1422 |
|
1423 |
/**
|
1424 |
* <p>Removes all error messages associated to this map.</p>
|
1425 |
*
|
1426 |
* @see #addLayerError(String)
|
1427 |
* @see #getLayersError()
|
1428 |
*/
|
1429 |
public void clearErrors() { |
1430 |
layersError.clear(); |
1431 |
} |
1432 |
|
1433 |
/**
|
1434 |
* <p>Removes from this map, all caching images of drawn layers, registered.</p>
|
1435 |
*
|
1436 |
* @see #clearCachingImageDrawnLayers(FLayers)
|
1437 |
*/
|
1438 |
public void clearAllCachingImageDrawnLayers() { |
1439 |
clearCachingImageDrawnLayers(this.layers);
|
1440 |
} |
1441 |
|
1442 |
/**
|
1443 |
* <p>Removes from the layer collection argument, all caching images of drawn layers, registered.</p>
|
1444 |
*
|
1445 |
* @param layers a layer collection
|
1446 |
*
|
1447 |
* @see #clearAllCachingImageDrawnLayers()
|
1448 |
*/
|
1449 |
private void clearCachingImageDrawnLayers(FLayers layers){ |
1450 |
int i;
|
1451 |
FLayer layer; |
1452 |
for (i=0;i< layers.getLayersCount();i++){ |
1453 |
layer = layers.getLayer(i); |
1454 |
if (layer instanceof FLayers) { |
1455 |
clearCachingImageDrawnLayers((FLayers)layer); |
1456 |
} else {
|
1457 |
layer.setCacheImageDrawnLayers(null);
|
1458 |
} |
1459 |
} |
1460 |
} |
1461 |
|
1462 |
/**
|
1463 |
* <p>Applies for a refresh everything what depends on this map: TOC, <code>MapControl</code>,
|
1464 |
* <code>FFrameView</code>, ... To do this, it produces an event of layer order change.</p>
|
1465 |
*/
|
1466 |
public void redraw() { |
1467 |
// truco
|
1468 |
if (getLayers().getLayersCount() > 0) |
1469 |
getLayers().moveTo(0,0); |
1470 |
} |
1471 |
} |