42 |
**/ |
**/ |
43 |
package skrueger.geotools.selection; |
package skrueger.geotools.selection; |
44 |
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import java.awt.RenderingHints; |
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45 |
import java.beans.PropertyChangeEvent; |
import java.beans.PropertyChangeEvent; |
46 |
import java.beans.PropertyChangeListener; |
import java.beans.PropertyChangeListener; |
47 |
import java.util.HashMap; |
import java.io.File; |
48 |
import java.util.HashSet; |
import java.util.HashSet; |
49 |
import java.util.Iterator; |
import java.util.Iterator; |
50 |
import java.util.Set; |
import java.util.Set; |
55 |
import javax.swing.event.ListSelectionListener; |
import javax.swing.event.ListSelectionListener; |
56 |
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57 |
import org.geotools.feature.FeatureCollection; |
import org.geotools.feature.FeatureCollection; |
58 |
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import org.geotools.feature.FeatureIterator; |
59 |
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import org.geotools.filter.FidFilterImpl; |
60 |
import org.geotools.map.MapLayer; |
import org.geotools.map.MapLayer; |
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import org.geotools.renderer.GTRenderer; |
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import org.geotools.renderer.label.LabelCacheImpl; |
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import org.geotools.renderer.lite.StreamingRenderer; |
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61 |
import org.geotools.styling.FeatureTypeStyle; |
import org.geotools.styling.FeatureTypeStyle; |
62 |
import org.geotools.styling.Style; |
import org.geotools.styling.Style; |
63 |
import org.geotools.styling.visitor.DuplicatingStyleVisitor; |
import org.geotools.styling.visitor.DuplicatingStyleVisitor; |
64 |
import org.opengis.feature.simple.SimpleFeature; |
import org.opengis.feature.simple.SimpleFeature; |
65 |
import org.opengis.feature.simple.SimpleFeatureType; |
import org.opengis.feature.simple.SimpleFeatureType; |
66 |
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import org.opengis.filter.Filter; |
67 |
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import org.opengis.filter.Not; |
68 |
import org.opengis.filter.identity.FeatureId; |
import org.opengis.filter.identity.FeatureId; |
69 |
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70 |
import schmitzm.geotools.FilterUtil; |
import schmitzm.geotools.FilterUtil; |
71 |
import schmitzm.geotools.GTUtil; |
import schmitzm.geotools.gui.SelectableXMapPane; |
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import schmitzm.geotools.gui.JMapPane; |
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72 |
import schmitzm.geotools.map.event.FeatureSelectedEvent; |
import schmitzm.geotools.map.event.FeatureSelectedEvent; |
73 |
import schmitzm.geotools.map.event.JMapPaneEvent; |
import schmitzm.geotools.map.event.MapPaneEvent; |
74 |
import schmitzm.geotools.map.event.JMapPaneListener; |
import schmitzm.geotools.map.event.JMapPaneListener; |
75 |
import schmitzm.geotools.styling.StylingUtil; |
import schmitzm.geotools.styling.StylingUtil; |
76 |
import skrueger.geotools.MapPaneToolBar; |
import skrueger.geotools.MapPaneToolBar; |
77 |
import skrueger.geotools.StyledLayerInterface; |
import skrueger.geotools.StyledFeaturesInterface; |
78 |
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79 |
/** |
/** |
80 |
* This class keeps the selection of a (feature) {@link JTable} synchronized |
* This class keeps the selection of a (feature) {@link JTable} synchronized |
97 |
public class FeatureMapLayerSelectionSynchronizer extends |
public class FeatureMapLayerSelectionSynchronizer extends |
98 |
StyledLayerSelectionModelSynchronizer<StyledFeatureLayerSelectionModel> |
StyledLayerSelectionModelSynchronizer<StyledFeatureLayerSelectionModel> |
99 |
implements JMapPaneListener { |
implements JMapPaneListener { |
100 |
public static final String SELECTION_STYLING = "SELECTION"; |
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101 |
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/** |
102 |
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* This constant is set as the {@link FeatureTypeStyle#getName()} attribute |
103 |
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* in the {@link FeatureTypeStyle}s that only exist to present the selected |
104 |
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* features |
105 |
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**/ |
106 |
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public static final String SELECTION_STYLING_FTS_NAME = "SELECTION"; |
107 |
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108 |
/** |
/** |
109 |
* Holds the {@link MapLayer} to keep synchronized with the layer selection |
* Holds the {@link MapLayer} to keep synchronized with the layer selection |
110 |
* model. |
* model. |
111 |
*/ |
*/ |
112 |
protected final MapLayer mapLayer; |
protected final MapLayer mapLayer; |
113 |
protected final StyledLayerInterface<?> styledLayer; |
protected final StyledFeaturesInterface<?> styledLayer; |
114 |
protected final JMapPane mapPane; |
protected final SelectableXMapPane mapPane; |
115 |
private final MapPaneToolBar toolBar; |
private final MapPaneToolBar toolBar; |
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private final HashMap<Object, Object> defaultGTRenderingHints; |
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116 |
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117 |
/** |
/** |
118 |
* Creates a new synchronizer |
* Creates a new synchronizer |
126 |
*/ |
*/ |
127 |
public FeatureMapLayerSelectionSynchronizer( |
public FeatureMapLayerSelectionSynchronizer( |
128 |
StyledFeatureLayerSelectionModel layerSelModel, |
StyledFeatureLayerSelectionModel layerSelModel, |
129 |
StyledLayerInterface<?> styledLayer, MapLayer mapLayer, |
StyledFeaturesInterface<?> styledLayer, MapLayer mapLayer, |
130 |
JMapPane mapPane, MapPaneToolBar toolBar, |
SelectableXMapPane mapPane, MapPaneToolBar toolBar) { |
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HashMap<Object, Object> defaultGTRenderingHints) { |
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131 |
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132 |
super(layerSelModel); |
super(layerSelModel); |
133 |
this.styledLayer = styledLayer; |
this.styledLayer = styledLayer; |
135 |
this.mapLayer = mapLayer; |
this.mapLayer = mapLayer; |
136 |
this.mapPane = mapPane; |
this.mapPane = mapPane; |
137 |
this.toolBar = toolBar; |
this.toolBar = toolBar; |
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if (defaultGTRenderingHints != null) |
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this.defaultGTRenderingHints = defaultGTRenderingHints; |
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else |
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this.defaultGTRenderingHints = new HashMap<Object, Object>(); |
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138 |
} |
} |
139 |
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140 |
/** |
/** |
186 |
try { |
try { |
187 |
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188 |
Style originalStyle = mapLayer.getStyle(); |
Style originalStyle = mapLayer.getStyle(); |
189 |
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|
190 |
if (newSelection.isEmpty()) { |
if (newSelection.isEmpty()) { |
191 |
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192 |
// Check if the Style contains a SELECTION FTS |
// Check if the Style contains a SELECTION FTS |
196 |
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|
197 |
for (FeatureTypeStyle fts : clone) { |
for (FeatureTypeStyle fts : clone) { |
198 |
if (fts.getName() != null |
if (fts.getName() != null |
199 |
&& fts.getName().equals(SELECTION_STYLING)) { |
&& fts.getName().equals(SELECTION_STYLING_FTS_NAME)) { |
200 |
originalStyle.featureTypeStyles().remove(fts); |
originalStyle.featureTypeStyles().remove(fts); |
201 |
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202 |
replaceRenderer(); |
replaceRenderer(); |
207 |
} |
} |
208 |
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209 |
} else { |
} else { |
210 |
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211 |
LOGGER.debug("SELECTION .. change style"); |
LOGGER.debug("SELECTION .. change style"); |
212 |
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213 |
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// Saving a repaint if the selection didn't change |
214 |
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if (!selectionChanged(newSelection, originalStyle)) { |
215 |
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return; |
216 |
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} |
217 |
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218 |
// We take Style from the MapLayer that is displayed at the |
// We take Style from the MapLayer that is displayed at the |
219 |
// moment. We do not use the styledLayer.getStyle, because in |
// moment. We do not use the styledLayer.getStyle, because in |
220 |
// the atlas, this always return the default style, but |
// the atlas, this always return the default style, but |
225 |
FeatureTypeStyle selectionFTStyle = StylingUtil |
FeatureTypeStyle selectionFTStyle = StylingUtil |
226 |
.createSelectionStyle(styledLayer.getGeoObject()); |
.createSelectionStyle(styledLayer.getGeoObject()); |
227 |
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228 |
selectionFTStyle.setName(SELECTION_STYLING); |
selectionFTStyle.setName(SELECTION_STYLING_FTS_NAME); |
229 |
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230 |
/** |
/** |
231 |
* |
* |
232 |
* Add a Filter to the selectionMapStyle, so that it is only |
* Add a Filter to the selectionMapStyle, so that it is only |
233 |
* used on objects that are selected. <br/> |
* used on objects that are selected. <br/> |
234 |
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* To optimize rendering speed, the filter checks whether more |
235 |
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* than half of the features are selected. If so, the filter is |
236 |
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* inverted to be shorter. |
237 |
* |
* |
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* Note 1:<br/> |
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* It is NEVER allowed to GeoTools extend Filter () { .. } (and |
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* write tests into the evaluate block). Especially for the |
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* ShapeFileRenderer, we may only use a geotools Filter.<br/> |
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* |
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* Note 2:<br/> |
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* The FilterUtil.FILTER_FAC2.id(fids) wants a set of |
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* FeatureId-Objects! |
|
238 |
*/ |
*/ |
239 |
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final FeatureCollection<SimpleFeatureType, SimpleFeature> featureCollectionFiltered = styledLayer |
240 |
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.getFeatureCollectionFiltered(); |
241 |
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if (newSelection.size() > featureCollectionFiltered.size() / 2) { |
242 |
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FeatureIterator<SimpleFeature> iterator = featureCollectionFiltered |
243 |
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.features(); |
244 |
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Set<FeatureId> antiFids = new HashSet<FeatureId>(); |
245 |
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try { |
246 |
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while (iterator.hasNext()) { |
247 |
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SimpleFeature next = iterator.next(); |
248 |
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if (!newSelection.contains(next.getID())) |
249 |
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antiFids.add(FilterUtil.FILTER_FAC2 |
250 |
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.featureId(next.getID())); |
251 |
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} |
252 |
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253 |
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selectionFTStyle.rules().get(0).setFilter( |
254 |
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FilterUtil.FILTER_FAC2 |
255 |
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.not(FilterUtil.FILTER_FAC2 |
256 |
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.id(antiFids))); |
257 |
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258 |
Set<FeatureId> fids = new HashSet<FeatureId>(); |
} finally { |
259 |
for (String fid : newSelection) { |
featureCollectionFiltered.close(iterator); |
260 |
fids.add(FilterUtil.FILTER_FAC2.featureId(fid)); |
} |
261 |
} |
} else { |
262 |
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Set<FeatureId> fids = new HashSet<FeatureId>(); |
263 |
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for (String fid : newSelection) { |
264 |
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fids.add(FilterUtil.FILTER_FAC2.featureId(fid)); |
265 |
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} |
266 |
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267 |
selectionFTStyle.rules().get(0).setFilter( |
selectionFTStyle.rules().get(0).setFilter( |
268 |
FilterUtil.FILTER_FAC2.id(fids)); |
FilterUtil.FILTER_FAC2.id(fids)); |
269 |
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} |
270 |
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271 |
// Maybe there has already been another selection |
// Maybe there has already been another selection |
272 |
// FeatureTypeStyle... Let's replace it... |
// FeatureTypeStyle... Let's replace it... |
273 |
boolean foundAndReplaced = false; |
boolean foundAndReplaced = false; |
274 |
for (FeatureTypeStyle fts : originalStyle.featureTypeStyles()) { |
for (FeatureTypeStyle fts : originalStyle.featureTypeStyles()) { |
275 |
if (fts.getName() != null |
if (fts.getName() != null |
276 |
&& fts.getName().equals(SELECTION_STYLING)) { |
&& fts.getName().equals(SELECTION_STYLING_FTS_NAME)) { |
277 |
foundAndReplaced = true; |
foundAndReplaced = true; |
278 |
fts.rules().clear(); |
fts.rules().clear(); |
279 |
fts.rules().addAll(selectionFTStyle.rules()); |
fts.rules().addAll(selectionFTStyle.rules()); |
291 |
dsv.visit(originalStyle); |
dsv.visit(originalStyle); |
292 |
Style newStyle = (Style) dsv.getCopy(); |
Style newStyle = (Style) dsv.getCopy(); |
293 |
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294 |
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// SK-Debug |
295 |
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try { |
296 |
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// |
297 |
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StylingUtil.saveStyleToSLD(newStyle, new File( |
298 |
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"/home/stefan/Desktop/selection.sld")); |
299 |
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} catch (Exception e) { |
300 |
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} |
301 |
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302 |
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// DuplicatingStyleVisitor dsv = new DuplicatingStyleVisitor(); |
303 |
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// dsv.visit(originalStyle); |
304 |
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// Style newStyle = originalStyle; |
305 |
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|
306 |
// Style newStyle = StylingUtil.STYLE_BUILDER.createStyle(); |
// Style newStyle = StylingUtil.STYLE_BUILDER.createStyle(); |
307 |
// newStyle.featureTypeStyles().addAll(originalStyle.featureTypeStyles()); |
// newStyle.featureTypeStyles().addAll(originalStyle.featureTypeStyles()); |
308 |
mapLayer.setStyle(newStyle); |
mapLayer.setStyle(newStyle); |
315 |
} |
} |
316 |
} |
} |
317 |
|
|
318 |
private void replaceRenderer() { |
/** |
319 |
// |
* Analyses whether the selection has changed in comparison to the selection |
320 |
// // Has to be done before we apply the new Renderer |
* stored in the mapLayer.Style |
321 |
// mapLayer.setStyle(style); |
* |
322 |
|
* @param newSelection |
323 |
|
* @param originalStyle |
324 |
|
* @return |
325 |
|
*/ |
326 |
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private boolean selectionChanged(Vector<String> newSelection, |
327 |
|
Style originalStyle) { |
328 |
|
|
329 |
GTRenderer oldRenderer = mapPane.getRenderer(); |
boolean SELECTION_STYLING_foundInMapStyle = false; |
330 |
|
|
331 |
/** |
/** |
332 |
* Explicitly putting a new instance of LabelCacheDefault into the |
* testing, whether the selection really changed. If not, we can save |
333 |
* renderer instance, so JMapPane doesn't reuse the old one. This is |
* one paint! |
|
* very useful when changing the TextSymbolizer with AtlasStyler<br/> |
|
|
* SK 9.7.09: It's not enought to user LabelCache.clear(). We can not |
|
|
* reuse the old Renderer - better to create a new one! |
|
334 |
*/ |
*/ |
335 |
final GTRenderer newRenderer = GTUtil.createGTRenderer(); |
for (FeatureTypeStyle fts : originalStyle.featureTypeStyles()) { |
336 |
|
|
337 |
final HashMap<Object, Object> rendererHints = defaultGTRenderingHints; |
if (fts.getName() != null |
338 |
rendererHints.put(StreamingRenderer.LABEL_CACHE_KEY, |
&& fts.getName().equals(SELECTION_STYLING_FTS_NAME)) { |
|
new LabelCacheImpl()); |
|
339 |
|
|
340 |
newRenderer.setRendererHints(rendererHints); |
SELECTION_STYLING_foundInMapStyle = true; |
|
mapPane.setRenderer(newRenderer); |
|
341 |
|
|
342 |
if (oldRenderer != null) { |
Filter filter = fts.rules().get(0).getFilter(); |
343 |
|
if (filter instanceof Not) { |
344 |
|
FidFilterImpl antiOrigFidsFilter = (FidFilterImpl) ((Not) filter) |
345 |
|
.getFilter(); |
346 |
|
|
347 |
RenderingHints java2DHints = oldRenderer.getJava2DHints(); |
// Check one way |
348 |
if (java2DHints != null) { |
final Set<String> antiFids = antiOrigFidsFilter |
349 |
newRenderer.setJava2DHints(java2DHints); |
.getFidsSet(); |
350 |
} |
|
351 |
|
if (antiFids.isEmpty() && !newSelection.isEmpty()) |
352 |
|
return true; |
353 |
|
|
354 |
|
for (String fid : antiFids) { |
355 |
|
if (newSelection.contains(fid)) { |
356 |
|
return true; |
357 |
|
} |
358 |
|
} |
359 |
|
|
360 |
|
// Check the other way |
361 |
|
for (String fid : newSelection) { |
362 |
|
if (antiFids.contains(fid)) { |
363 |
|
return true; |
364 |
|
} |
365 |
|
} |
366 |
|
|
367 |
oldRenderer.setContext(null); |
} else { |
368 |
oldRenderer = null; |
FidFilterImpl origFidsFilter = (FidFilterImpl) filter; |
369 |
|
|
370 |
|
// Check one way |
371 |
|
final Set<String> fids = origFidsFilter.getFidsSet(); |
372 |
|
|
373 |
|
if (fids.isEmpty() && newSelection.isEmpty()) |
374 |
|
return false; |
375 |
|
if (fids.size() != newSelection.size()) |
376 |
|
return true; |
377 |
|
|
378 |
|
for (String fid : fids) { |
379 |
|
if (!newSelection.contains(fid)) { |
380 |
|
return true; |
381 |
|
} |
382 |
|
} |
383 |
|
|
384 |
|
// Check the other way |
385 |
|
for (String fid : newSelection) { |
386 |
|
if (!fids.contains(fid)) { |
387 |
|
return true; |
388 |
|
} |
389 |
|
} |
390 |
|
|
391 |
|
} |
392 |
|
|
393 |
|
break; |
394 |
|
} |
395 |
} |
} |
396 |
|
|
397 |
|
if (!SELECTION_STYLING_foundInMapStyle && !newSelection.isEmpty()) |
398 |
|
return true; |
399 |
|
|
400 |
|
return false; |
401 |
|
} |
402 |
|
|
403 |
|
/** |
404 |
|
* Replaces the local renderer |
405 |
|
*/ |
406 |
|
private void replaceRenderer() { |
407 |
|
// // |
408 |
|
// // // Has to be done before we apply the new Renderer |
409 |
|
// // mapLayer.setStyle(style); |
410 |
|
// |
411 |
|
// GTRenderer oldRenderer = mapPane.getLocalRenderer(); |
412 |
|
// |
413 |
|
// /** |
414 |
|
// * Explicitly putting a new instance of LabelCacheDefault into the |
415 |
|
// * renderer instance, so JMapPane doesn't reuse the old one. This is |
416 |
|
// * very useful when changing the TextSymbolizer with AtlasStyler<br/> |
417 |
|
// * SK 9.7.09: It's not enought to user LabelCache.clear(). We can not |
418 |
|
// * reuse the old Renderer - better to create a new one! |
419 |
|
// */ |
420 |
|
// final GTRenderer newRenderer = GTUtil.createGTRenderer(); |
421 |
|
// |
422 |
|
// final HashMap<Object, Object> rendererHints = |
423 |
|
// defaultGTRenderingHints; |
424 |
|
// rendererHints.put(StreamingRenderer.LABEL_CACHE_KEY, |
425 |
|
// new LabelCacheImpl()); |
426 |
|
// |
427 |
|
// newRenderer.setRendererHints(rendererHints); |
428 |
|
// mapPane.setLocalRenderer(newRenderer); |
429 |
|
// |
430 |
|
// if (oldRenderer != null) { |
431 |
|
// |
432 |
|
// RenderingHints java2DHints = oldRenderer.getJava2DHints(); |
433 |
|
// if (java2DHints != null) { |
434 |
|
// newRenderer.setJava2DHints(java2DHints); |
435 |
|
// } |
436 |
|
// |
437 |
|
// oldRenderer.setContext(null); |
438 |
|
// oldRenderer = null; |
439 |
|
// } |
440 |
|
|
441 |
mapPane.refresh(); |
mapPane.refresh(); |
442 |
|
|
443 |
} |
} |
447 |
* {@link StyledFeatureLayerSelectionModel} |
* {@link StyledFeatureLayerSelectionModel} |
448 |
*/ |
*/ |
449 |
@Override |
@Override |
450 |
public void performMapPaneEvent(JMapPaneEvent e) { |
public void performMapPaneEvent(MapPaneEvent e) { |
451 |
|
|
452 |
// Ignore event if it is caused by us or the synchronizer is disabled. |
// Ignore event if it is caused by us or the synchronizer is disabled. |
453 |
if (!isEnabled() || selectionChangeCausedByMe) |
if (!isEnabled() || selectionChangeCausedByMe) |
474 |
if (e.getSourceObject() != this.mapPane) |
if (e.getSourceObject() != this.mapPane) |
475 |
return; |
return; |
476 |
|
|
|
FeatureSelectedEvent fse = (FeatureSelectedEvent) e; |
|
|
|
|
477 |
/** |
/** |
478 |
* Checking, that the FeatureSelectedEvent actually contains features |
* Checking, that the FeatureSelectedEvent actually contains features |
479 |
* from this layer |
* from this layer |
480 |
*/ |
*/ |
481 |
|
FeatureSelectedEvent fse = (FeatureSelectedEvent) e; |
482 |
final String sourceID = fse.getSourceLayer().getTitle(); |
final String sourceID = fse.getSourceLayer().getTitle(); |
483 |
final String syncForID = mapLayer.getTitle(); |
final String syncForID = mapLayer.getTitle(); |
484 |
if (sourceID != null && syncForID != null |
if (sourceID != null && syncForID != null |
487 |
return; |
return; |
488 |
} |
} |
489 |
|
|
490 |
LOGGER.debug("do event " + fse); |
// LOGGER.debug("do event " + fse); |
491 |
|
|
492 |
// Avoid event circles in propertyChange(..) |
// Avoid event circles in propertyChange(..) |
493 |
selectionChangeCausedByMe = true; |
selectionChangeCausedByMe = true; |