gvsig-vectorediting / org.gvsig.vectorediting / trunk / org.gvsig.vectorediting / org.gvsig.vectorediting.lib / org.gvsig.vectorediting.lib.prov / org.gvsig.vectorediting.lib.prov.split / src / main / java / org / gvsig / vectorediting / lib / prov / split / SplitEditingProvider.java @ 493
History | View | Annotate | Download (13.4 KB)
1 | 326 | llmarques | /**
|
---|---|---|---|
2 | * gvSIG. Desktop Geographic Information System.
|
||
3 | *
|
||
4 | * Copyright ? 2007-2014 gvSIG Association
|
||
5 | *
|
||
6 | * This program is free software; you can redistribute it and/or
|
||
7 | * modify it under the terms of the GNU General Public License
|
||
8 | * as published by the Free Software Foundation; either version 2
|
||
9 | * of the License, or (at your option) any later version.
|
||
10 | *
|
||
11 | * This program is distributed in the hope that it will be useful,
|
||
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
14 | * GNU General Public License for more details.
|
||
15 | *
|
||
16 | * You should have received a copy of the GNU General Public License
|
||
17 | * along with this program; if not, write to the Free Software
|
||
18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
||
19 | * MA 02110-1301, USA.
|
||
20 | *
|
||
21 | * For any additional information, do not hesitate to contact us
|
||
22 | * at info AT gvsig.com, or visit our website www.gvsig.com.
|
||
23 | */
|
||
24 | |||
25 | package org.gvsig.vectorediting.lib.prov.split; |
||
26 | |||
27 | import java.util.ArrayList; |
||
28 | import java.util.HashMap; |
||
29 | import java.util.List; |
||
30 | import java.util.Map; |
||
31 | |||
32 | import org.gvsig.fmap.dal.exception.DataException; |
||
33 | import org.gvsig.fmap.dal.feature.EditableFeature; |
||
34 | import org.gvsig.fmap.dal.feature.Feature; |
||
35 | import org.gvsig.fmap.dal.feature.FeatureSelection; |
||
36 | import org.gvsig.fmap.dal.feature.FeatureStore; |
||
37 | import org.gvsig.fmap.geom.Geometry; |
||
38 | 328 | llmarques | import org.gvsig.fmap.geom.Geometry.TYPES; |
39 | 326 | llmarques | import org.gvsig.fmap.geom.aggregate.MultiCurve; |
40 | import org.gvsig.fmap.geom.aggregate.MultiPrimitive; |
||
41 | import org.gvsig.fmap.geom.exception.CreateGeometryException; |
||
42 | import org.gvsig.fmap.geom.operation.GeometryOperationException; |
||
43 | import org.gvsig.fmap.geom.operation.GeometryOperationNotSupportedException; |
||
44 | import org.gvsig.fmap.geom.primitive.Curve; |
||
45 | import org.gvsig.fmap.geom.primitive.OrientablePrimitive; |
||
46 | import org.gvsig.fmap.geom.primitive.Point; |
||
47 | import org.gvsig.fmap.geom.primitive.Primitive; |
||
48 | import org.gvsig.fmap.geom.type.GeometryType; |
||
49 | import org.gvsig.tools.dispose.DisposableIterator; |
||
50 | import org.gvsig.tools.dynobject.DynObject; |
||
51 | import org.gvsig.tools.exception.BaseException; |
||
52 | import org.gvsig.tools.service.spi.ProviderServices; |
||
53 | import org.gvsig.tools.visitor.VisitCanceledException; |
||
54 | import org.gvsig.tools.visitor.Visitor; |
||
55 | import org.gvsig.vectorediting.lib.api.DrawingStatus; |
||
56 | import org.gvsig.vectorediting.lib.api.EditingServiceParameter; |
||
57 | import org.gvsig.vectorediting.lib.api.exceptions.DrawServiceException; |
||
58 | import org.gvsig.vectorediting.lib.api.exceptions.FinishServiceException; |
||
59 | import org.gvsig.vectorediting.lib.api.exceptions.InvalidEntryException; |
||
60 | import org.gvsig.vectorediting.lib.api.exceptions.StartServiceException; |
||
61 | import org.gvsig.vectorediting.lib.api.exceptions.StopServiceException; |
||
62 | import org.gvsig.vectorediting.lib.api.exceptions.VectorEditingException; |
||
63 | import org.gvsig.vectorediting.lib.prov.split.operation.SplitOperation; |
||
64 | import org.gvsig.vectorediting.lib.prov.split.operation.SplitOperationUtils; |
||
65 | import org.gvsig.vectorediting.lib.spi.AbstractEditingProvider; |
||
66 | import org.gvsig.vectorediting.lib.spi.DefaultEditingServiceParameter; |
||
67 | import org.gvsig.vectorediting.lib.spi.EditingProvider; |
||
68 | import org.gvsig.vectorediting.lib.spi.EditingProviderFactory; |
||
69 | import org.gvsig.vectorediting.lib.spi.EditingProviderServices; |
||
70 | |||
71 | /**
|
||
72 | * @author llmarques
|
||
73 | *
|
||
74 | */
|
||
75 | public class SplitEditingProvider extends AbstractEditingProvider implements |
||
76 | EditingProvider { |
||
77 | |||
78 | private EditingServiceParameter selection;
|
||
79 | |||
80 | private EditingServiceParameter splitGeometry;
|
||
81 | |||
82 | private FeatureStore featureStore;
|
||
83 | |||
84 | private Map<EditingServiceParameter, Object> values; |
||
85 | |||
86 | /**
|
||
87 | * Default constructor.
|
||
88 | *
|
||
89 | * @param providerServices
|
||
90 | * available services for this provider
|
||
91 | * @param parameters
|
||
92 | * of this provider
|
||
93 | */
|
||
94 | public SplitEditingProvider(ProviderServices services, DynObject parameters) {
|
||
95 | super(services);
|
||
96 | |||
97 | this.featureStore =
|
||
98 | (FeatureStore) parameters |
||
99 | .getDynValue(EditingProviderFactory.FEATURE_STORE_FIELD); |
||
100 | |||
101 | this.selection =
|
||
102 | new DefaultEditingServiceParameter("selection", "selection", |
||
103 | EditingServiceParameter.TYPE.SELECTION); |
||
104 | |||
105 | this.splitGeometry =
|
||
106 | new DefaultEditingServiceParameter("draw_geometry_to_split", |
||
107 | "draw_geometry_to_split", Geometry.TYPES.CURVE,
|
||
108 | EditingServiceParameter.TYPE.GEOMETRY); |
||
109 | } |
||
110 | |||
111 | public EditingServiceParameter next() {
|
||
112 | if (values.get(selection) == null) { |
||
113 | return selection;
|
||
114 | } else if (values.get(splitGeometry) == null) { |
||
115 | return splitGeometry;
|
||
116 | } |
||
117 | return null; |
||
118 | } |
||
119 | |||
120 | public DrawingStatus getDrawingStatus(Point mousePosition) |
||
121 | throws DrawServiceException {
|
||
122 | return null; |
||
123 | } |
||
124 | |||
125 | public void stop() throws StopServiceException { |
||
126 | if (values != null) { |
||
127 | values.clear(); |
||
128 | } |
||
129 | } |
||
130 | |||
131 | public List<EditingServiceParameter> getParameters() { |
||
132 | List<EditingServiceParameter> parameters =
|
||
133 | new ArrayList<EditingServiceParameter>(); |
||
134 | parameters.add(selection); |
||
135 | parameters.add(splitGeometry); |
||
136 | return parameters;
|
||
137 | } |
||
138 | |||
139 | public void setValue(Object value) throws InvalidEntryException { |
||
140 | EditingServiceParameter parameter = next(); |
||
141 | validateAndInsertValue(parameter, value); |
||
142 | } |
||
143 | |||
144 | private void validateAndInsertValue(EditingServiceParameter parameter, |
||
145 | Object value) throws InvalidEntryException { |
||
146 | |||
147 | if (values != null && value != null) { |
||
148 | |||
149 | if (value instanceof FeatureSelection) { |
||
150 | |||
151 | FeatureSelection featureSelection = (FeatureSelection) value; |
||
152 | |||
153 | try {
|
||
154 | featureSelection.accept(new Visitor() {
|
||
155 | |||
156 | public void visit(Object obj) |
||
157 | throws VisitCanceledException, BaseException {
|
||
158 | Feature feature = (Feature) obj; |
||
159 | Geometry geometry = feature.getDefaultGeometry(); |
||
160 | GeometryType geoType = geometry.getGeometryType(); |
||
161 | |||
162 | if (geoType.isTypeOf(POINT)
|
||
163 | 374 | fdiaz | || geoType.isTypeOf(MULTIPOINT)) { |
164 | 326 | llmarques | throw new InvalidEntryException(null); |
165 | } |
||
166 | } |
||
167 | }); |
||
168 | |||
169 | values.put(selection, value); |
||
170 | return;
|
||
171 | } catch (BaseException e) {
|
||
172 | throw new InvalidEntryException(e); |
||
173 | } |
||
174 | |||
175 | } else if (value instanceof Geometry) { |
||
176 | |||
177 | Geometry geometry = (Geometry) value; |
||
178 | |||
179 | if (geometry instanceof MultiCurve) { |
||
180 | MultiCurve multiCurve = (MultiCurve) geometry; |
||
181 | for (int i = 0; i < multiCurve.getPrimitivesNumber(); i++) { |
||
182 | if (isValid((Curve) multiCurve.getPrimitiveAt(i))) {
|
||
183 | values.put(splitGeometry, geometry); |
||
184 | return;
|
||
185 | } |
||
186 | } |
||
187 | |||
188 | } else if (geometry instanceof Curve) { |
||
189 | if (isValid((Curve) geometry)) {
|
||
190 | values.put(splitGeometry, geometry); |
||
191 | return;
|
||
192 | } |
||
193 | } |
||
194 | } |
||
195 | } |
||
196 | throw new InvalidEntryException(null); |
||
197 | } |
||
198 | |||
199 | private boolean isValid(final Curve curve) { |
||
200 | FeatureSelection featureSelection = |
||
201 | (FeatureSelection) values.get(selection); |
||
202 | |||
203 | try {
|
||
204 | featureSelection.accept(new Visitor() {
|
||
205 | |||
206 | public void visit(Object obj) throws VisitCanceledException, |
||
207 | BaseException { |
||
208 | Feature feature = (Feature) obj; |
||
209 | Geometry geometry = feature.getDefaultGeometry(); |
||
210 | |||
211 | Geometry intersection = geometry.intersection(curve); |
||
212 | |||
213 | if (intersection == null |
||
214 | 466 | fdiaz | || (!intersection.getGeometryType().isTypeOf(MULTIPOINT) |
215 | && !intersection.getGeometryType().isTypeOf(CURVE) |
||
216 | && !intersection.getGeometryType().isTypeOf(MULTICURVE))) { |
||
217 | 326 | llmarques | throw new VectorEditingException(); |
218 | } |
||
219 | } |
||
220 | }); |
||
221 | return true; |
||
222 | } catch (BaseException e) {
|
||
223 | return false; |
||
224 | } |
||
225 | } |
||
226 | |||
227 | private boolean isClosed(Geometry geometry) { |
||
228 | |||
229 | if (geometry instanceof OrientablePrimitive) { |
||
230 | |||
231 | OrientablePrimitive orientablePrimitive = |
||
232 | (OrientablePrimitive) geometry; |
||
233 | Point firstPoint = orientablePrimitive.getVertex(0); |
||
234 | Point lastPoint =
|
||
235 | orientablePrimitive.getVertex(orientablePrimitive |
||
236 | .getNumVertices() - 1);
|
||
237 | |||
238 | if (firstPoint.equals(lastPoint)) {
|
||
239 | return true; |
||
240 | } |
||
241 | |||
242 | } else if (geometry instanceof MultiPrimitive) { |
||
243 | |||
244 | MultiPrimitive multiPrimitive = (MultiPrimitive) geometry; |
||
245 | |||
246 | boolean bool = true; |
||
247 | for (int i = 0; i < multiPrimitive.getPrimitivesNumber(); i++) { |
||
248 | if (bool) {
|
||
249 | bool = bool && isClosed(multiPrimitive.getPrimitiveAt(i)); |
||
250 | } else {
|
||
251 | break;
|
||
252 | } |
||
253 | } |
||
254 | return bool;
|
||
255 | } |
||
256 | return false; |
||
257 | } |
||
258 | |||
259 | public Geometry finish() throws FinishServiceException { |
||
260 | return null; |
||
261 | } |
||
262 | |||
263 | public void finishAndStore() throws FinishServiceException { |
||
264 | |||
265 | if (values != null) { |
||
266 | |||
267 | EditingProviderServices editingProviderServices = |
||
268 | (EditingProviderServices) getProviderServices(); |
||
269 | |||
270 | FeatureSelection featureSelection = |
||
271 | (FeatureSelection) values.get(selection); |
||
272 | Geometry splitter = (Geometry) values.get(splitGeometry); |
||
273 | |||
274 | DisposableIterator it = null;
|
||
275 | try {
|
||
276 | it = featureSelection.fastIterator(); |
||
277 | |||
278 | while (it.hasNext()) {
|
||
279 | Feature feature = (Feature) it.next(); |
||
280 | Geometry geometryToBeSplitted = |
||
281 | feature.getDefaultGeometry(); |
||
282 | 328 | llmarques | GeometryType geoType = |
283 | geometryToBeSplitted.getGeometryType(); |
||
284 | 326 | llmarques | |
285 | 328 | llmarques | if (geoType.isTypeOf(TYPES.SURFACE)
|
286 | || geoType.isTypeOf(TYPES.CURVE)) { |
||
287 | |||
288 | 326 | llmarques | MultiPrimitive splittedGeometries = |
289 | (MultiPrimitive) split( |
||
290 | (Primitive) geometryToBeSplitted, splitter); |
||
291 | |||
292 | 328 | llmarques | copyAlfanumericDataAndInsert(splittedGeometries, |
293 | feature); |
||
294 | 326 | llmarques | |
295 | 328 | llmarques | } else if (geoType.isTypeOf(TYPES.MULTISURFACE) |
296 | || geoType.isTypeOf(TYPES.MULTICURVE)) { |
||
297 | |||
298 | 326 | llmarques | MultiPrimitive multiPrimitive = |
299 | (MultiPrimitive) geometryToBeSplitted; |
||
300 | |||
301 | for (int i = 0; i < multiPrimitive |
||
302 | .getPrimitivesNumber(); i++) { |
||
303 | |||
304 | 328 | llmarques | MultiPrimitive splittedGeometries = |
305 | 326 | llmarques | (MultiPrimitive) split( |
306 | multiPrimitive.getPrimitiveAt(i), splitter); |
||
307 | |||
308 | 328 | llmarques | copyAlfanumericDataAndInsert(splittedGeometries, |
309 | feature); |
||
310 | 326 | llmarques | } |
311 | } |
||
312 | editingProviderServices.deleteFeatureFromFeatureStore( |
||
313 | feature, featureStore); |
||
314 | } |
||
315 | |||
316 | featureSelection.deselectAll(); |
||
317 | featureStore.getFeatureSelection().deselectAll(); |
||
318 | |||
319 | } catch (BaseException e) {
|
||
320 | throw new FinishServiceException(e); |
||
321 | } finally {
|
||
322 | it.dispose(); |
||
323 | } |
||
324 | } |
||
325 | } |
||
326 | |||
327 | 328 | llmarques | private void copyAlfanumericDataAndInsert(MultiPrimitive multiPrimitive, |
328 | Feature feature) throws DataException {
|
||
329 | EditingProviderServices editingProviderServices = |
||
330 | (EditingProviderServices) getProviderServices(); |
||
331 | |||
332 | for (int j = 0; j < multiPrimitive.getPrimitivesNumber(); j++) { |
||
333 | |||
334 | EditableFeature eFeature = |
||
335 | editingProviderServices.getFeatureCopyWithoutPK(featureStore, |
||
336 | feature); |
||
337 | eFeature.setDefaultGeometry(multiPrimitive.getPrimitiveAt(j)); |
||
338 | editingProviderServices.insertFeatureIntoFeatureStore(eFeature, |
||
339 | featureStore); |
||
340 | } |
||
341 | } |
||
342 | |||
343 | 326 | llmarques | private Geometry split(Primitive geometry, Geometry splitter)
|
344 | throws CreateGeometryException, GeometryOperationNotSupportedException,
|
||
345 | GeometryOperationException { |
||
346 | SplitOperation operation = SplitOperationUtils.getOperation(geometry); |
||
347 | |||
348 | if (operation != null) { |
||
349 | return operation.split(geometry, splitter);
|
||
350 | } |
||
351 | return null; |
||
352 | } |
||
353 | |||
354 | public void start() throws StartServiceException, InvalidEntryException { |
||
355 | values = new HashMap<EditingServiceParameter, Object>(); |
||
356 | FeatureSelection selected = null;
|
||
357 | if (featureStore != null) { |
||
358 | try {
|
||
359 | selected = featureStore.getFeatureSelection(); |
||
360 | } catch (DataException e) {
|
||
361 | throw new StartServiceException(e); |
||
362 | } |
||
363 | if (selected.getSelectedCount() > 0) { |
||
364 | setValue(selected); |
||
365 | } |
||
366 | } |
||
367 | } |
||
368 | |||
369 | public String getName() { |
||
370 | return SplitEditingProviderFactory.PROVIDER_NAME;
|
||
371 | } |
||
372 | |||
373 | } |