gvsig-vectorediting / org.gvsig.vectorediting / trunk / org.gvsig.vectorediting / org.gvsig.vectorediting.lib / org.gvsig.vectorediting.lib.prov / org.gvsig.vectorediting.lib.prov.circlecr / src / main / java / org / gvsig / vectorediting / lib / prov / circlecr / CircleCREditingProvider.java @ 2866
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/**
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* gvSIG. Desktop Geographic Information System.
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*
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* Copyright ? 2007-2014 gvSIG Association
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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* For any additional information, do not hesitate to contact us
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* at info AT gvsig.com, or visit our website www.gvsig.com.
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*/
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package org.gvsig.vectorediting.lib.prov.circlecr; |
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import java.util.ArrayList; |
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import java.util.HashMap; |
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import java.util.List; |
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import java.util.Map; |
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import org.gvsig.fmap.dal.feature.FeatureStore; |
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import org.gvsig.fmap.geom.Geometry; |
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import org.gvsig.fmap.geom.GeometryLocator; |
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import org.gvsig.fmap.geom.GeometryUtils; |
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import org.gvsig.fmap.geom.aggregate.MultiSurface; |
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import org.gvsig.fmap.geom.primitive.Circle; |
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import org.gvsig.fmap.geom.primitive.Curve; |
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import org.gvsig.fmap.geom.primitive.Point; |
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import org.gvsig.fmap.geom.type.GeometryType; |
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import org.gvsig.fmap.mapcontext.rendering.symbols.ISymbol; |
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import org.gvsig.tools.dynobject.DynObject; |
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import org.gvsig.tools.service.spi.ProviderServices; |
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import org.gvsig.vectorediting.lib.api.EditingServiceParameter; |
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import org.gvsig.vectorediting.lib.api.EditingServiceParameter.TYPE; |
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import org.gvsig.vectorediting.lib.api.exceptions.DrawServiceException; |
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import org.gvsig.vectorediting.lib.api.exceptions.FinishServiceException; |
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import org.gvsig.vectorediting.lib.api.exceptions.InvalidEntryException; |
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import org.gvsig.vectorediting.lib.api.exceptions.StartServiceException; |
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import org.gvsig.vectorediting.lib.spi.AbstractEditingProvider; |
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import org.gvsig.vectorediting.lib.spi.DefaultDrawingStatus; |
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import org.gvsig.vectorediting.lib.spi.DefaultEditingServiceParameter; |
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import org.gvsig.vectorediting.lib.spi.EditingProvider; |
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import org.gvsig.vectorediting.lib.spi.EditingProviderFactory; |
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import org.gvsig.vectorediting.lib.spi.EditingProviderLocator; |
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import org.gvsig.vectorediting.lib.spi.EditingProviderManager; |
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import org.gvsig.vectorediting.lib.spi.EditingProviderServices; |
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public class CircleCREditingProvider extends AbstractEditingProvider implements |
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EditingProvider { |
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protected EditingServiceParameter center;
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protected EditingServiceParameter radius;
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protected Map<EditingServiceParameter, Object> values; |
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protected FeatureStore featureStore;
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public CircleCREditingProvider(ProviderServices providerServices,
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DynObject parameters) { |
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super(providerServices);
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this.featureStore =
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(FeatureStore) parameters |
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.getDynValue(EditingProviderFactory.FEATURE_STORE_FIELD); |
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this.center =
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new DefaultEditingServiceParameter("center", "center", |
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TYPE.POSITION); |
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this.radius =
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new DefaultEditingServiceParameter("radius", "radius", |
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TYPE.POSITION, TYPE.VALUE); |
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} |
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public DefaultDrawingStatus getDrawingStatus(Point mousePosition) |
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throws DrawServiceException {
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DefaultDrawingStatus geometries = new DefaultDrawingStatus();
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EditingProviderManager editingProviderManager = |
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EditingProviderLocator.getProviderManager(); |
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ISymbol polygonSymbolEditing = editingProviderManager.getSymbol("polygon-symbol-editing");
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ISymbol auxiliaryLineSymbolEditing = editingProviderManager.getSymbol("auxiliary-line-symbol-editing");
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ISymbol auxiliaryPointSymbolEditing = editingProviderManager.getSymbol("auxiliary-point-symbol-editing");
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ISymbol previewSymbol = this.getPreviewSymbol();
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if ((values != null) && (values.get(center) != null) |
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&& (values.get(radius) == null)) {
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Point centerPoint = (Point) values.get(center); |
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EditingProviderServices editingProviderServices = |
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(EditingProviderServices) getProviderServices(); |
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try {
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int subtype = editingProviderServices.getSubType(featureStore);
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Curve line = |
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editingProviderServices.createLine(centerPoint, |
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mousePosition, subtype); |
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Circle circle = editingProviderServices.createCircle(centerPoint, mousePosition.distance(centerPoint), subtype); |
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geometries.addStatus(centerPoint, auxiliaryPointSymbolEditing, "");
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geometries.addStatus(line, auxiliaryLineSymbolEditing, "");
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geometries.addStatus(circle, polygonSymbolEditing, "");
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geometries.addStatus(circle, previewSymbol, "");
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} catch (Exception e) { |
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throw new DrawServiceException(e); |
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} |
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return geometries;
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} |
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return null; |
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} |
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@Override
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public EditingServiceParameter next() {
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if (values.get(center) == null) { |
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return this.center; |
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} else if (values.get(radius) == null) { |
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return this.radius; |
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} |
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return null; |
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} |
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@Override
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public void stop() { |
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values.clear(); |
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} |
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private void validateAndInsertValue(EditingServiceParameter param, |
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Object value) throws InvalidEntryException { |
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if (param == center) {
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if (value instanceof Point) { |
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values.put(param, value); |
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return;
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} |
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} else if (param == radius) { |
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if (value instanceof Point) { |
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Double radiusValue = null; |
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try {
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radiusValue = |
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((Point) value).distance((Point) values.get(center)); |
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} catch (Exception e) { |
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throw new InvalidEntryException(e); |
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} |
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if (radiusValue != null) { |
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values.put(param, radiusValue); |
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return;
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} |
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} else if (value instanceof Double) { |
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if ((((Double) value) - 0.01) > 0) { |
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values.put(param, value); |
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return;
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} |
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} |
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} |
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throw new InvalidEntryException(null); |
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} |
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@Override
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public List<EditingServiceParameter> getParameters() { |
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List<EditingServiceParameter> list =
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new ArrayList<>(); |
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list.add(center); |
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list.add(radius); |
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return list;
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} |
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@Override
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public void setValue(EditingServiceParameter parameter, Object value) throws InvalidEntryException { |
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validateAndInsertValue(parameter, value); |
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} |
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@Override
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public void setValue(Object value) throws InvalidEntryException { |
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EditingServiceParameter param = next(); |
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validateAndInsertValue(param, value); |
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} |
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@Override
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public void finishAndStore() throws FinishServiceException { |
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EditingProviderServices editingProviderServices = |
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(EditingProviderServices) getProviderServices(); |
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Geometry geometry = finish(); |
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editingProviderServices.insertGeometryIntoFeatureStore(geometry, |
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featureStore); |
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} |
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@Override
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public Geometry finish() throws FinishServiceException { |
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Point centerPoint = (Point) values.get(center); |
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double radiusValue = (Double) values.get(radius); |
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EditingProviderServices editingProviderServices = |
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(EditingProviderServices) getProviderServices(); |
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try {
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int subtype = editingProviderServices.getSubType(featureStore);
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GeometryType storeGeomType = |
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editingProviderServices.getGeomType(featureStore); |
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Geometry geometry = |
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editingProviderServices.createCircle(centerPoint, radiusValue, |
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subtype); |
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if (storeGeomType.isTypeOf(MULTISURFACE)) {
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MultiSurface multisurface; |
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multisurface = |
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GeometryLocator.getGeometryManager().createMultiSurface( |
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storeGeomType.getSubType()); |
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multisurface.addSurface((Circle) geometry); |
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return multisurface;
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} |
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return geometry;
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} catch (Exception e) { |
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throw new FinishServiceException(e); |
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} |
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} |
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@Override
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public void start() throws StartServiceException { |
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this.values = new HashMap<>(); |
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} |
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public String getName() { |
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return CircleCREditingProviderFactory.PROVIDER_NAME;
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} |
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@Override
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public Object getValue(EditingServiceParameter parameter) { |
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return values!=null?values.get(parameter):null; |
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} |
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} |