gvsig-vectorediting / org.gvsig.vectorediting / trunk / org.gvsig.vectorediting / org.gvsig.vectorediting.lib / org.gvsig.vectorediting.lib.prov / org.gvsig.vectorediting.lib.prov.duplicate / src / main / java / org / gvsig / vectorediting / lib / prov / duplicate / MeasureEditingProvider.java @ 2870
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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.duplicate; |
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|
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import java.awt.geom.AffineTransform; |
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import java.util.ArrayList; |
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import java.util.HashMap; |
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import java.util.Iterator; |
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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.exception.DataException; |
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import org.gvsig.fmap.dal.feature.EditableFeature; |
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import org.gvsig.fmap.dal.feature.Feature; |
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import org.gvsig.fmap.dal.feature.FeatureAttributeDescriptor; |
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import org.gvsig.fmap.dal.feature.FeatureSelection; |
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import org.gvsig.fmap.dal.feature.FeatureStore; |
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import org.gvsig.fmap.dal.feature.FeatureType; |
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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.GeometryManager; |
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import org.gvsig.fmap.geom.GeometryUtils; |
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import org.gvsig.fmap.geom.aggregate.Aggregate; |
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import org.gvsig.fmap.geom.aggregate.MultiCurve; |
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import org.gvsig.fmap.geom.aggregate.MultiLine; |
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import org.gvsig.fmap.geom.aggregate.MultiPoint; |
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import org.gvsig.fmap.geom.aggregate.MultiSurface; |
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import org.gvsig.fmap.geom.exception.CreateGeometryException; |
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import org.gvsig.fmap.geom.operation.GeometryOperationException; |
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import org.gvsig.fmap.geom.operation.GeometryOperationNotSupportedException; |
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import org.gvsig.fmap.geom.primitive.Curve; |
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import org.gvsig.fmap.geom.primitive.Line; |
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import org.gvsig.fmap.geom.primitive.Point; |
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import org.gvsig.fmap.geom.primitive.Surface; |
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import org.gvsig.fmap.mapcontext.MapContext; |
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import org.gvsig.fmap.mapcontext.rendering.symbols.ISymbol; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.dataTypes.DataTypes; |
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import org.gvsig.tools.dispose.DisposableIterator; |
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import org.gvsig.tools.dispose.DisposeUtils; |
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import org.gvsig.tools.dynobject.DynObject; |
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import org.gvsig.tools.exception.BaseException; |
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import org.gvsig.tools.i18n.I18nManager; |
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import org.gvsig.tools.service.spi.ProviderServices; |
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import org.gvsig.vectorediting.lib.api.DrawingStatus; |
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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.api.exceptions.StopServiceException; |
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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.DefaultEditingServiceParameterOptions; |
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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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/**
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* @author fdiaz
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*
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*/
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public class MeasureEditingProvider extends AbstractEditingProvider implements |
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EditingProvider { |
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protected final EditingServiceParameter selection; |
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protected final EditingServiceParameter insertionPointParameter; |
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protected final EditingServiceParameter geometryBaseParameter; |
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private final EditingServiceParameter measureParameter; |
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protected final EditingServiceParameter alignParameter; |
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protected final EditingServiceParameter rotateFieldParameter; |
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protected final EditingServiceParameter deleteOriginalGeometriesParameter; |
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protected final FeatureStore featureStore; |
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protected final MapContext mapContext; |
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protected Map<EditingServiceParameter, Object> values; |
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/**
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* Default constructor.
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*
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* @param services available services for this provider
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* @param parameters of this provider
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*/
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public MeasureEditingProvider(DynObject parameters,
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ProviderServices services) { |
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super(services);
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I18nManager i18nManager = ToolsLocator.getI18nManager(); |
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EditingProviderServices editingProviderServices |
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= (EditingProviderServices) getProviderServices(); |
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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.mapContext
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= (MapContext) parameters |
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.getDynValue(EditingProviderFactory.MAPCONTEXT_FIELD); |
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this.selection
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= new DefaultEditingServiceParameter("selection", "selection", |
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TYPE.SELECTION); |
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this.insertionPointParameter
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= new DefaultEditingServiceParameter("_insertion_point", "_insertion_point", |
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TYPE.POSITION); |
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this.geometryBaseParameter
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= new DefaultEditingServiceParameter("_geometry_base", "_geometry_base", |
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TYPE.POSITION); |
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this.measureParameter
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= new DefaultEditingServiceParameter("_measure", |
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"_measure", EditingServiceParameter.TYPE.VALUE).setDataType(DataTypes.DOUBLE);;
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DefaultEditingServiceParameterOptions alignOptions2 = new DefaultEditingServiceParameterOptions()
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.add("_align", true, i18nManager.getTranslation("_yes")) |
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.add("_dont_align", false, i18nManager.getTranslation("_no")); |
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String alignConsoleMsg
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= editingProviderServices.makeConsoleMessage( |
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"_align", alignOptions2);
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this.alignParameter
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= new DefaultEditingServiceParameter(
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"_align",
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alignConsoleMsg, |
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alignOptions2, |
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i18nManager.getTranslation("_no"),
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true,
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TYPE.OPTION |
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).setDataType(DataTypes.BOOLEAN); |
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DefaultEditingServiceParameterOptions rotateFieldOptions2 = new DefaultEditingServiceParameterOptions();
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Iterable<FeatureAttributeDescriptor> attrs = featureStore.getDefaultFeatureTypeQuietly().getAllAttributeDescriptors();
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for (FeatureAttributeDescriptor attr : attrs) {
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if(attr.getDataType().isNumeric()) {
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rotateFieldOptions2.add(attr.getLabel(), attr.getName(), attr.getShortLabel()); |
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} |
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} |
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this.rotateFieldParameter
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= new DefaultEditingServiceParameter(
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"_rotate_field",
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"_rotate_field",
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rotateFieldOptions2, |
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null,
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TYPE.OPTION); |
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DefaultEditingServiceParameterOptions deleteOriginalGeometriesOptions2 = new DefaultEditingServiceParameterOptions()
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.add("delete_original_geometries", true, i18nManager.getTranslation("_yes")) |
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.add("keep_original_geometries", false, i18nManager.getTranslation("_no")); |
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String consoleMsg
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= editingProviderServices.makeConsoleMessage( |
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"delete_original_geometries_question", deleteOriginalGeometriesOptions2);
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this.deleteOriginalGeometriesParameter
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= new DefaultEditingServiceParameter(
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i18nManager.getTranslation("delete_original_geometries"),
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consoleMsg, |
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deleteOriginalGeometriesOptions2, |
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false,
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TYPE.OPTION).setDataType(DataTypes.BOOLEAN);; |
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} |
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@Override
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public EditingServiceParameter next() {
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if (values.get(selection) == null) { |
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return selection;
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} else if (values.get(insertionPointParameter) == null) { |
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return insertionPointParameter;
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} else if (values.get(geometryBaseParameter) == null) { |
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return geometryBaseParameter;
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} else if (values.get(measureParameter) == null) { |
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return measureParameter;
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} else if (values.get(alignParameter) == null) { |
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return alignParameter;
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} else if ((boolean) (values.get(alignParameter)) == true && isPointType() && values.get(rotateFieldParameter) == null) { |
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return rotateFieldParameter;
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} else if (values.get(deleteOriginalGeometriesParameter) == null) { |
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return deleteOriginalGeometriesParameter;
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} |
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return null; |
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} |
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protected boolean isPointType() { |
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return featureStore.getDefaultFeatureTypeQuietly().getDefaultGeometryAttribute().getGeomType().getType() == Geometry.TYPES.POINT;
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} |
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@Override
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public DrawingStatus getDrawingStatus(Point mousePosition) |
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throws DrawServiceException {
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DefaultDrawingStatus drawingStatus = new DefaultDrawingStatus();
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GeometryManager geometryManager = GeometryLocator.getGeometryManager(); |
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EditingProviderManager editingProviderManager |
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= EditingProviderLocator.getProviderManager(); |
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EditingProviderServices editingProviderServices |
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= (EditingProviderServices) getProviderServices(); |
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int subtype;
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try {
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subtype = editingProviderServices.getSubType(featureStore); |
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} catch (DataException e2) {
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throw new DrawServiceException(e2); |
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} |
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ISymbol lineSymbolEditing = editingProviderManager.getSymbol("line-symbol-editing");
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ISymbol auxiliarylineSymbolEditing = editingProviderManager.getSymbol("auxiliary-line-symbol-editing");
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ISymbol polygonSymbolEditing = editingProviderManager.getSymbol("polygon-symbol-editing");
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ISymbol auxiliaryPointSymbolEditing = editingProviderManager.getSymbol("auxiliary-point-symbol-editing");
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if (values != null) { |
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FeatureSelection featureSelection |
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= (FeatureSelection) values.get(selection); |
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Point insertionPointValue = (Point) values.get(insertionPointParameter); |
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if (featureSelection != null && insertionPointValue != null) { |
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drawingStatus.addStatus(insertionPointValue, auxiliaryPointSymbolEditing, "");
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Line auxLine;
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try {
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auxLine = geometryManager.createLine(subtype); |
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} catch (CreateGeometryException e1) {
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throw new DrawServiceException(e1); |
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} |
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MultiLine geometryBaseValue = (MultiLine) values.get(geometryBaseParameter); |
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if (geometryBaseValue != null) { |
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for (Geometry geometry : geometryBaseValue) {
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Line line = (Line) geometry; |
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List<PointAndRotation> pointsAndRotation;
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try {
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pointsAndRotation = getPointsAndRotations(line); |
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} catch (Exception ex) { |
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throw new DrawServiceException(ex); |
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} |
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if (pointsAndRotation != null) { |
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for (PointAndRotation pointAndRotation : pointsAndRotation) {
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DisposableIterator it = null;
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try {
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it = featureSelection.fastIterator(); |
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while (it.hasNext()) {
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Feature feature = (Feature) it.next(); |
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ISymbol previewSymbol = this.getPreviewSymbol(feature);
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Geometry geom |
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= feature.getDefaultGeometry().cloneGeometry(); |
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AffineTransform at
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= getMoveAffineTransform(insertionPointValue, |
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pointAndRotation.getPoint()); |
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geom.transform(at); |
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Boolean alignValue = (Boolean) values.get(alignParameter); |
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if (alignValue != null && alignValue.equals(Boolean.TRUE)) { |
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AffineTransform rotateTransform = getRotateAffineTransform(pointAndRotation.getPoint(), pointAndRotation.getAngle()); //pointAndRotation.getAngle()-Math.PI/2); |
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geom.transform(rotateTransform); |
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} |
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ISymbol symbol = null;
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if (geom instanceof Curve || geom instanceof MultiCurve) { |
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symbol = lineSymbolEditing; |
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} else if (geom instanceof Surface || geom instanceof MultiSurface) { |
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symbol = polygonSymbolEditing; |
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} else if (geom instanceof Point || geom instanceof MultiPoint) { |
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symbol = auxiliaryPointSymbolEditing; |
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} |
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if (geom instanceof Aggregate) { |
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int primitivesNumber = ((Aggregate) geometry).getPrimitivesNumber();
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for (int i = 0; i < primitivesNumber; i++) { |
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drawingStatus.addStatus(((Aggregate) geom).getPrimitiveAt(i), symbol, "");
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drawingStatus.addStatus(((Aggregate) geom).getPrimitiveAt(i), previewSymbol, "");
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} |
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} else {
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drawingStatus.addStatus(geom, symbol, "");
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drawingStatus.addStatus(geom, previewSymbol, "");
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} |
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} |
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} catch (BaseException e) {
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throw new DrawServiceException(e); |
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} finally {
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DisposeUtils.disposeQuietly(it); |
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} |
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} |
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} |
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} |
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} |
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|
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} |
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} |
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return drawingStatus;
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} |
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|
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private AffineTransform getMoveAffineTransform(Point p1, Point p2) |
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throws GeometryOperationNotSupportedException,
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GeometryOperationException { |
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AffineTransform translate
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= AffineTransform.getTranslateInstance(p2.getX() - p1.getX(),
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p2.getY() - p1.getY()); |
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return translate;
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} |
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|
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private AffineTransform getRotateAffineTransform(Point p, double angle) |
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throws GeometryOperationNotSupportedException,
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GeometryOperationException { |
344 |
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AffineTransform rotate
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= AffineTransform.getRotateInstance(angle, p.getX(), p.getY());
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return rotate;
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} |
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@Override
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public void stop() throws StopServiceException { |
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if (values != null) { |
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values.clear(); |
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} |
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} |
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|
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@Override
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public List<EditingServiceParameter> getParameters() { |
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List<EditingServiceParameter> parameters
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= new ArrayList<>(); |
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parameters.add(selection); |
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parameters.add(insertionPointParameter); |
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parameters.add(geometryBaseParameter); |
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parameters.add(measureParameter); |
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parameters.add(alignParameter); |
367 |
parameters.add(rotateFieldParameter); |
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parameters.add(deleteOriginalGeometriesParameter); |
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return parameters;
|
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} |
371 |
|
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@Override
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public boolean isEnabled(EditingServiceParameter parameter) { |
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return true; |
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} |
376 |
|
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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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} |
381 |
|
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@Override
|
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public void setValue(Object value) throws InvalidEntryException { |
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EditingServiceParameter parameter = next(); |
385 |
validateAndInsertValue(parameter, value); |
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} |
387 |
|
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protected void validateAndInsertValue(EditingServiceParameter parameter, |
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Object value) throws InvalidEntryException { |
390 |
|
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if (parameter == selection) {
|
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if (value instanceof FeatureSelection) { |
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if (((FeatureSelection) value).getSelectedCount() > 0) { |
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values.put(selection, value); |
395 |
} |
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} |
397 |
} else if (parameter == insertionPointParameter) { |
398 |
if (value instanceof Point) { |
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values.put(parameter, value); |
400 |
} |
401 |
|
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} else if (parameter == geometryBaseParameter && value instanceof Point) { |
403 |
|
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if (value instanceof Point) { |
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Point point = (Point) value; |
406 |
|
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Geometry geometry = getGeometry(point); //editingProviderServices.getGeometryOfVisibleLayers(point, featureStore, mapContext);
|
408 |
if (geometry != null) { |
409 |
try {
|
410 |
if (geometry instanceof Curve |
411 |
|| geometry instanceof MultiCurve
|
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|| geometry instanceof Surface
|
413 |
|| geometry instanceof MultiSurface) {
|
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values.put(parameter, geometry.toLines()); |
415 |
} else {
|
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throw new InvalidEntryException(null); |
417 |
} |
418 |
} catch (Exception ex) { |
419 |
throw new InvalidEntryException(ex); |
420 |
} |
421 |
return;
|
422 |
} |
423 |
|
424 |
} |
425 |
} else if (parameter.equals(measureParameter)) { |
426 |
if (value instanceof Double) { |
427 |
values.put(parameter, value); |
428 |
} else {
|
429 |
throw new InvalidEntryException(null); |
430 |
} |
431 |
} else if (parameter == rotateFieldParameter) { |
432 |
values.put(parameter, parameter.getOptions2().getValue(value, parameter.getDefaultValue())); |
433 |
} else if (parameter == alignParameter) { |
434 |
values.put(parameter, parameter.getOptions2().getValue(value, parameter.getDefaultValue())); |
435 |
} else if (parameter == deleteOriginalGeometriesParameter) { |
436 |
values.put(parameter, parameter.getOptions2().getValue(value, parameter.getDefaultValue())); |
437 |
} |
438 |
|
439 |
} |
440 |
|
441 |
private Geometry getGeometry(Point point) { |
442 |
EditingProviderServices editingProviderServices = (EditingProviderServices) getProviderServices(); |
443 |
Geometry geometry = editingProviderServices.getGeometryOfVisibleLayers(point, featureStore, mapContext); |
444 |
return geometry;
|
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} |
446 |
|
447 |
@Override
|
448 |
public Geometry finish() throws FinishServiceException { |
449 |
return null; |
450 |
} |
451 |
|
452 |
@Override
|
453 |
public void finishAndStore() throws FinishServiceException { |
454 |
if (values != null) { |
455 |
|
456 |
final Point insertionPointValue = (Point) values.get(insertionPointParameter); |
457 |
final MultiLine geometryBaseValue = (MultiLine) values.get(geometryBaseParameter);
|
458 |
// final Double measureValue = (Double) values.get(measureParameter);
|
459 |
final Boolean alignValue = (Boolean) values.get(alignParameter); |
460 |
final String rotateFieldValue = (String) values.get(rotateFieldParameter); |
461 |
final Boolean deleteOriginalGeometriesValue = (Boolean) values.get(deleteOriginalGeometriesParameter); |
462 |
|
463 |
FeatureSelection featureSelection |
464 |
= (FeatureSelection) values.get(selection); |
465 |
ToolsLocator.getDisposableManager().bind(featureSelection); |
466 |
|
467 |
try {
|
468 |
|
469 |
for (Geometry geometry : geometryBaseValue) {
|
470 |
Line line = (Line) geometry; |
471 |
List<PointAndRotation> pointsAndRotations;
|
472 |
try {
|
473 |
pointsAndRotations = getPointsAndRotations(line); |
474 |
} catch (Exception ex) { |
475 |
throw new DrawServiceException(ex); |
476 |
} |
477 |
if (pointsAndRotations == null) { |
478 |
return;
|
479 |
} |
480 |
for (PointAndRotation pointAndRotation : pointsAndRotations) {
|
481 |
DisposableIterator it = null;
|
482 |
|
483 |
featureSelection.accept((Object obj) -> {
|
484 |
Feature feature = (Feature) obj; |
485 |
|
486 |
EditingProviderServices editingProviderServices |
487 |
= (EditingProviderServices) getProviderServices(); |
488 |
|
489 |
EditableFeature editable |
490 |
= editingProviderServices.getFeatureCopyWithoutUniqueIndex( |
491 |
featureStore, feature); |
492 |
|
493 |
Geometry geom |
494 |
= feature.getDefaultGeometry().cloneGeometry(); |
495 |
|
496 |
AffineTransform at
|
497 |
= getMoveAffineTransform(insertionPointValue, |
498 |
pointAndRotation.getPoint()); |
499 |
geom.transform(at); |
500 |
|
501 |
if (alignValue != null && alignValue.equals(Boolean.TRUE)) { |
502 |
// We subtract PI/2 because we consider that when a figure is not rotated it points upwards
|
503 |
AffineTransform rotateTransform = getRotateAffineTransform(pointAndRotation.getPoint(), pointAndRotation.getAngle()); //-Math.PI/2); |
504 |
geom.transform(rotateTransform); |
505 |
if (rotateFieldValue != null) { |
506 |
FeatureType featType = featureStore.getDefaultFeatureTypeQuietly(); |
507 |
if (featType != null) { |
508 |
FeatureAttributeDescriptor attr = featType.getAttributeDescriptor((String) rotateFieldValue);
|
509 |
if (attr != null) { |
510 |
// We change the sign of the angle because in the MarkerSymbols the angles go in a clockwise direction
|
511 |
editable.set(rotateFieldValue, -(Math.toDegrees(pointAndRotation.getAngle()-Math.PI/2))); |
512 |
} |
513 |
} |
514 |
} |
515 |
} |
516 |
|
517 |
editable.setDefaultGeometry(geom); |
518 |
editingProviderServices.insertFeatureIntoFeatureStore( |
519 |
editable, featureStore); |
520 |
}); |
521 |
} |
522 |
} |
523 |
|
524 |
if(deleteOriginalGeometriesValue) {
|
525 |
for(Feature feature : featureStore.getFeatureSelection()) {
|
526 |
featureStore.delete(feature); |
527 |
} |
528 |
} |
529 |
|
530 |
featureStore.getFeatureSelection().deselectAll(); |
531 |
featureSelection.dispose(); |
532 |
|
533 |
} catch (BaseException e) {
|
534 |
throw new FinishServiceException(e); |
535 |
} |
536 |
} |
537 |
} |
538 |
|
539 |
@Override
|
540 |
public void start() throws StartServiceException, InvalidEntryException { |
541 |
values = new HashMap<>(); |
542 |
FeatureSelection selected = null;
|
543 |
if (featureStore != null) { |
544 |
try {
|
545 |
selected = featureStore.getFeatureSelection(); |
546 |
} catch (DataException e) {
|
547 |
throw new StartServiceException(e); |
548 |
} |
549 |
try {
|
550 |
setValue(selected); |
551 |
} catch (InvalidEntryException e) {
|
552 |
throw new InvalidEntryException(e); |
553 |
} |
554 |
} |
555 |
} |
556 |
|
557 |
@Override
|
558 |
public String getName() { |
559 |
return MeasureEditingProviderFactory.PROVIDER_NAME;
|
560 |
} |
561 |
|
562 |
@Override
|
563 |
public Object getValue(EditingServiceParameter parameter) { |
564 |
return values != null ? values.get(parameter) : null; |
565 |
} |
566 |
|
567 |
protected List<PointAndRotation> getPointsAndRotations(Line line) throws CreateGeometryException, GeometryOperationNotSupportedException, GeometryOperationException, CloneNotSupportedException { |
568 |
Double measureValue = (Double) values.get(measureParameter); |
569 |
if (measureValue == null) { |
570 |
return null; |
571 |
} |
572 |
return MeasureEditingProvider.this.getPointsAndRotations(line, measureValue);
|
573 |
} |
574 |
|
575 |
protected List<PointAndRotation> getPointsAndRotations(Line line, double measure) throws CreateGeometryException, GeometryOperationNotSupportedException, GeometryOperationException, CloneNotSupportedException { |
576 |
|
577 |
GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
578 |
List<PointAndRotation> res = new ArrayList<>(); |
579 |
|
580 |
if (line.getNumVertices() <= 1) { |
581 |
return res;
|
582 |
} |
583 |
|
584 |
Point previousPoint = null; |
585 |
double previousLength = 0; |
586 |
// Insertamos el primer punto solo si la linea es cerrada
|
587 |
if(line.isClosed()){
|
588 |
Point v0 = line.getVertex(0); |
589 |
int i = 1; |
590 |
Point v1 = line.getVertex(1); |
591 |
// Este bucle es para evitar un problema con geometr?as que lleguen con puntos repetidos al inicio
|
592 |
// while (v0.equals(v1) && line.getNumVertices() > i+1 ){
|
593 |
// v1 = line.getVertex(i++);
|
594 |
// }
|
595 |
|
596 |
PointAndRotation rotatedPoint = new PointAndRotation(
|
597 |
line.getVertex(0),
|
598 |
GeometryUtils.calculateAngle(v0, v1) |
599 |
); |
600 |
res.add(rotatedPoint); |
601 |
} |
602 |
|
603 |
boolean advanceToNext = true; |
604 |
Iterator<Point> it = line.iterator(); |
605 |
Point currentPoint = null; |
606 |
while (it.hasNext() || !advanceToNext) {
|
607 |
if (advanceToNext) {
|
608 |
currentPoint = it.next(); |
609 |
} |
610 |
if (previousPoint == null) { |
611 |
previousPoint = currentPoint.clone(); |
612 |
advanceToNext = true;
|
613 |
continue;
|
614 |
} |
615 |
double distance = previousPoint.distance(currentPoint);
|
616 |
if (previousLength + distance < measure) {
|
617 |
previousLength += distance; |
618 |
previousPoint = currentPoint.cloneGeometry(); |
619 |
advanceToNext = true;
|
620 |
} else {
|
621 |
//buscar punto dentro del segmento a una distancia = segmentLengthMeters-previousLength
|
622 |
Point point = GeometryUtils.calculateLambdaPoint(previousPoint, currentPoint, (measure - previousLength) / distance);
|
623 |
//agregarlo al currentSegment,
|
624 |
PointAndRotation rotatedPoint = new PointAndRotation(
|
625 |
point, |
626 |
GeometryUtils.calculateAngle(previousPoint, currentPoint) |
627 |
); |
628 |
res.add(rotatedPoint); |
629 |
previousPoint = point.clone(); |
630 |
previousLength = 0;
|
631 |
advanceToNext = false;
|
632 |
} |
633 |
} |
634 |
|
635 |
return res;
|
636 |
|
637 |
} |
638 |
|
639 |
public static class PointAndRotation { |
640 |
|
641 |
private Point point; |
642 |
private double angle; |
643 |
|
644 |
public PointAndRotation(Point point, double angle) { |
645 |
this.point = point;
|
646 |
this.angle = angle;
|
647 |
} |
648 |
|
649 |
public void setPoint(Point point) { |
650 |
this.point = point;
|
651 |
} |
652 |
|
653 |
public Point getPoint() { |
654 |
return point;
|
655 |
} |
656 |
|
657 |
public void setAngle(double angle) { |
658 |
this.angle = angle;
|
659 |
} |
660 |
|
661 |
public double getAngle() { |
662 |
return angle;
|
663 |
} |
664 |
|
665 |
} |
666 |
|
667 |
} |