svn-gvsig-desktop / tags / v1_1_Build_1013 / extensions / extGeoprocessingExtensions / src / com / iver / cit / gvsig / geoprocess / impl / xyshift / fmap / XYShiftGeoprocess.java @ 13521
History | View | Annotate | Download (7.3 KB)
1 | 6089 | azabala | /*
|
---|---|---|---|
2 | * Created on 27-jun-2006
|
||
3 | *
|
||
4 | * gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
|
||
5 | *
|
||
6 | * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
|
||
7 | *
|
||
8 | * This program is free software; you can redistribute it and/or
|
||
9 | * modify it under the terms of the GNU General Public License
|
||
10 | * as published by the Free Software Foundation; either version 2
|
||
11 | * of the License, or (at your option) any later version.
|
||
12 | *
|
||
13 | * This program is distributed in the hope that it will be useful,
|
||
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
16 | * GNU General Public License for more details.
|
||
17 | *
|
||
18 | * You should have received a copy of the GNU General Public License
|
||
19 | * along with this program; if not, write to the Free Software
|
||
20 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
|
||
21 | *
|
||
22 | * For more information, contact:
|
||
23 | *
|
||
24 | * Generalitat Valenciana
|
||
25 | * Conselleria d'Infraestructures i Transport
|
||
26 | * Av. Blasco Ib??ez, 50
|
||
27 | * 46010 VALENCIA
|
||
28 | * SPAIN
|
||
29 | *
|
||
30 | * +34 963862235
|
||
31 | * gvsig@gva.es
|
||
32 | * www.gvsig.gva.es
|
||
33 | *
|
||
34 | * or
|
||
35 | *
|
||
36 | * IVER T.I. S.A
|
||
37 | * Salamanca 50
|
||
38 | * 46005 Valencia
|
||
39 | * Spain
|
||
40 | *
|
||
41 | * +34 963163400
|
||
42 | * dac@iver.es
|
||
43 | */
|
||
44 | /* CVS MESSAGES:
|
||
45 | *
|
||
46 | * $Id$
|
||
47 | * $Log$
|
||
48 | 6111 | azabala | * Revision 1.2 2006-06-29 17:58:31 azabala
|
49 | * *** empty log message ***
|
||
50 | *
|
||
51 | * Revision 1.1 2006/06/28 18:17:21 azabala
|
||
52 | 6089 | azabala | * first version in cvs
|
53 | *
|
||
54 | *
|
||
55 | */
|
||
56 | package com.iver.cit.gvsig.geoprocess.impl.xyshift.fmap; |
||
57 | |||
58 | import java.util.Map; |
||
59 | |||
60 | import com.hardcode.gdbms.engine.data.driver.DriverException; |
||
61 | 6111 | azabala | import com.iver.andami.PluginServices; |
62 | 6089 | azabala | import com.iver.cit.gvsig.fmap.drivers.DriverIOException; |
63 | import com.iver.cit.gvsig.fmap.drivers.ILayerDefinition; |
||
64 | import com.iver.cit.gvsig.fmap.layers.FBitSet; |
||
65 | import com.iver.cit.gvsig.fmap.layers.FLyrVect; |
||
66 | import com.iver.cit.gvsig.fmap.operations.strategies.Strategy; |
||
67 | import com.iver.cit.gvsig.fmap.operations.strategies.StrategyManager; |
||
68 | import com.iver.cit.gvsig.geoprocess.core.fmap.AbstractGeoprocess; |
||
69 | import com.iver.cit.gvsig.geoprocess.core.fmap.DefinitionUtils; |
||
70 | import com.iver.cit.gvsig.geoprocess.core.fmap.FeaturePersisterProcessor2; |
||
71 | import com.iver.cit.gvsig.geoprocess.core.fmap.GeoprocessException; |
||
72 | 6111 | azabala | import com.iver.cit.gvsig.geoprocess.core.util.UnitUtils; |
73 | 6089 | azabala | import com.iver.utiles.swing.threads.AbstractMonitorableTask; |
74 | import com.iver.utiles.swing.threads.DefaultCancellableMonitorable; |
||
75 | import com.iver.utiles.swing.threads.IMonitorableTask; |
||
76 | /**
|
||
77 | * This geoprocess apply an offset in x and y directions producing
|
||
78 | * a new FLyrVect whose coordinates has been shifted.
|
||
79 | * @author azabala
|
||
80 | *
|
||
81 | */
|
||
82 | public class XYShiftGeoprocess extends AbstractGeoprocess { |
||
83 | |||
84 | /**
|
||
85 | * Schema of the result layer
|
||
86 | */
|
||
87 | |||
88 | private ILayerDefinition resultLayerDefinition;
|
||
89 | |||
90 | /**
|
||
91 | * flag to only clip selection of input layer
|
||
92 | */
|
||
93 | private boolean onlyInputLayerSelection = false; |
||
94 | |||
95 | /**
|
||
96 | * feature visitor to apply an xy shift
|
||
97 | */
|
||
98 | private XYShifterFeatureVisitor visitor;
|
||
99 | |||
100 | /**
|
||
101 | * Processes shifted features (writing them)
|
||
102 | */
|
||
103 | FeaturePersisterProcessor2 processor; |
||
104 | |||
105 | /**
|
||
106 | * x offset
|
||
107 | */
|
||
108 | private double offsetX; |
||
109 | /**
|
||
110 | * y offset
|
||
111 | */
|
||
112 | private double offsetY; |
||
113 | |||
114 | |||
115 | public XYShiftGeoprocess(FLyrVect inputLayer){
|
||
116 | setFirstOperand(inputLayer); |
||
117 | } |
||
118 | |||
119 | |||
120 | public void setParameters(Map params) throws GeoprocessException { |
||
121 | Boolean firstLayerSelection = (Boolean) |
||
122 | params.get("firstlayerselection");
|
||
123 | if (firstLayerSelection != null) |
||
124 | this.onlyInputLayerSelection =
|
||
125 | firstLayerSelection.booleanValue(); |
||
126 | Double xShift = (Double) |
||
127 | params.get("xshift");
|
||
128 | if(xShift != null) |
||
129 | 6111 | azabala | this.offsetX = UnitUtils.
|
130 | getInInternalUnits(xShift.doubleValue()); |
||
131 | 6089 | azabala | Double yShift = (Double) |
132 | params.get("yshift");
|
||
133 | if(yShift != null) |
||
134 | 6111 | azabala | this.offsetY = UnitUtils.
|
135 | getInInternalUnits(yShift.doubleValue()); |
||
136 | 6089 | azabala | } |
137 | |||
138 | public void checkPreconditions() throws GeoprocessException { |
||
139 | //TODO llevar a un metodo verifyWriter de AbstractGeoprocess
|
||
140 | if (this.writer == null || this.schemaManager == null) { |
||
141 | throw new GeoprocessException( |
||
142 | "Operacion de xyshift sin especificar capa de resultados");
|
||
143 | } |
||
144 | if(offsetX == 0 && offsetY == 0) |
||
145 | throw new GeoprocessException("Geoproceso XYShift inicializado con un offset de 0,0"); |
||
146 | |||
147 | } |
||
148 | |||
149 | public void process() throws GeoprocessException { |
||
150 | try {
|
||
151 | new XYShiftTask().run();
|
||
152 | } catch (Exception e) { |
||
153 | throw new GeoprocessException("Error al ejecutar el geoproceso XYShift", e); |
||
154 | } |
||
155 | |||
156 | } |
||
157 | |||
158 | /**
|
||
159 | * ITask (cancelable and progres-monitorable task) which makes all
|
||
160 | * xyshift computations
|
||
161 | * @author azabala
|
||
162 | *
|
||
163 | */
|
||
164 | class XYShiftTask extends AbstractMonitorableTask{ |
||
165 | |||
166 | private XYShiftTask(){
|
||
167 | setInitialStep(0);
|
||
168 | try {
|
||
169 | if(onlyInputLayerSelection){
|
||
170 | int numSelected = firstLayer.
|
||
171 | getRecordset(). |
||
172 | getSelection(). |
||
173 | cardinality(); |
||
174 | setFinalStep(numSelected); |
||
175 | }else{
|
||
176 | int numShapes = firstLayer.getSource().getShapeCount();
|
||
177 | setFinalStep(numShapes); |
||
178 | }//else
|
||
179 | } catch (com.iver.cit.gvsig.fmap.DriverException e) {
|
||
180 | // TODO Auto-generated catch block
|
||
181 | e.printStackTrace(); |
||
182 | } catch (DriverIOException e) {
|
||
183 | // TODO Auto-generated catch block
|
||
184 | e.printStackTrace(); |
||
185 | } |
||
186 | setDeterminatedProcess(true);
|
||
187 | 6111 | azabala | setStatusMessage(PluginServices.getText(this, "XYShift._Progress_Message")); |
188 | 6089 | azabala | |
189 | } |
||
190 | |||
191 | public void run() throws Exception { |
||
192 | processor = |
||
193 | new FeaturePersisterProcessor2(writer);
|
||
194 | visitor = new XYShifterFeatureVisitor(processor,
|
||
195 | createLayerDefinition(), offsetX, offsetY ); |
||
196 | if(onlyInputLayerSelection)
|
||
197 | visitor.setSelection(firstLayer.getRecordset().getSelection()); |
||
198 | Strategy strategy = StrategyManager.getStrategy(firstLayer); |
||
199 | try {
|
||
200 | //AbstractMonitorableTask is a cancel monitor too
|
||
201 | strategy.process(visitor, this);
|
||
202 | } catch (Exception e) { |
||
203 | e.printStackTrace(); |
||
204 | } |
||
205 | } |
||
206 | |||
207 | //TODO INTERNACIONALIZAR LOS MENSAJES
|
||
208 | public String getNote() { |
||
209 | return "Desplazando features..." + |
||
210 | " " +
|
||
211 | getCurrentStep()+ |
||
212 | " "+
|
||
213 | "de"+
|
||
214 | " "+
|
||
215 | getFinishStep(); |
||
216 | } |
||
217 | |||
218 | public void cancel() { |
||
219 | setCanceled(true);
|
||
220 | XYShiftGeoprocess.this.cancel(); |
||
221 | } |
||
222 | } |
||
223 | |||
224 | |||
225 | public IMonitorableTask createTask() {
|
||
226 | return new XYShiftTask(); |
||
227 | } |
||
228 | |||
229 | public void setFirstOperand(FLyrVect firstLayer) { |
||
230 | super.firstLayer = firstLayer;
|
||
231 | } |
||
232 | |||
233 | |||
234 | public ILayerDefinition createLayerDefinition() {
|
||
235 | if(resultLayerDefinition == null){ |
||
236 | try {
|
||
237 | resultLayerDefinition = DefinitionUtils. |
||
238 | createLayerDefinition(super.firstLayer);
|
||
239 | } catch (DriverException e) {
|
||
240 | // TODO Auto-generated catch block
|
||
241 | e.printStackTrace(); |
||
242 | } catch (com.iver.cit.gvsig.fmap.DriverException e) {
|
||
243 | // TODO Auto-generated catch block
|
||
244 | e.printStackTrace(); |
||
245 | } |
||
246 | } |
||
247 | return resultLayerDefinition;
|
||
248 | } |
||
249 | |||
250 | private DefaultCancellableMonitorable createCancelMonitor() {
|
||
251 | DefaultCancellableMonitorable monitor = new DefaultCancellableMonitorable();
|
||
252 | monitor.setInitialStep(0);
|
||
253 | monitor.setDeterminatedProcess(true);
|
||
254 | int numSteps = 0; |
||
255 | try {
|
||
256 | if (onlyInputLayerSelection){
|
||
257 | FBitSet selection = firstLayer.getRecordset().getSelection(); |
||
258 | numSteps = selection.cardinality(); |
||
259 | }else{
|
||
260 | numSteps = firstLayer.getSource().getShapeCount(); |
||
261 | } |
||
262 | monitor.setFinalStep(numSteps); |
||
263 | } catch (DriverIOException e) {
|
||
264 | // TODO Auto-generated catch block
|
||
265 | e.printStackTrace(); |
||
266 | } catch (com.iver.cit.gvsig.fmap.DriverException e) {
|
||
267 | // TODO Auto-generated catch block
|
||
268 | e.printStackTrace(); |
||
269 | } |
||
270 | return monitor;
|
||
271 | } |
||
272 | |||
273 | |||
274 | } |