root / org.gvsig.legend.urbanhorizontalsignage / trunk / org.gvsig.legend.urbanhorizontalsignage / org.gvsig.legend.urbanhorizontalsignage.lib / org.gvsig.legend.urbanhorizontalsignage.lib.impl / src / main / java / org / gvsig / legend / urbanhorizontalsignage / lib / impl / DefaultUrbanHorizontalSignageManager.java @ 5139
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/* gvSIG. Desktop Geographic Information System.
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*
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* Copyright ? 2007-2015 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.legend.urbanhorizontalsignage.lib.impl; |
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|
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import java.io.File; |
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import java.util.ArrayList; |
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import java.util.Iterator; |
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import java.util.List; |
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import java.util.UUID; |
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import org.gvsig.fmap.dal.DALLocator; |
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import org.gvsig.fmap.dal.DataManager; |
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import org.gvsig.fmap.dal.DataStoreParameters; |
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import org.gvsig.fmap.dal.feature.EditableFeature; |
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import org.gvsig.fmap.dal.feature.EditableFeatureAttributeDescriptor; |
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import org.gvsig.fmap.dal.feature.EditableFeatureType; |
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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.FeatureSet; |
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import org.gvsig.fmap.dal.feature.FeatureStore; |
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import org.gvsig.fmap.dal.store.jdbc.JDBCNewStoreParameters; |
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import org.gvsig.fmap.dal.store.jdbc.JDBCServerExplorerParameters; |
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import org.gvsig.fmap.dal.store.jdbc2.JDBCServerExplorer; |
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import org.gvsig.fmap.geom.Geometry; |
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import static org.gvsig.fmap.geom.Geometry.JOIN_STYLE_MITRE; |
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import static org.gvsig.fmap.geom.Geometry.JOIN_STYLE_ROUND; |
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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.aggregate.MultiLine; |
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import org.gvsig.fmap.geom.aggregate.MultiPolygon; |
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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.Line; |
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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.legend.urbanhorizontalsignage.lib.api.UrbanHorizontalSignageConfig; |
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import org.gvsig.legend.urbanhorizontalsignage.lib.api.UrbanHorizontalSignageData; |
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import static org.gvsig.legend.urbanhorizontalsignage.lib.api.UrbanHorizontalSignageData.CONTINUITY_MODE_CONT; |
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import static org.gvsig.legend.urbanhorizontalsignage.lib.api.UrbanHorizontalSignageData.CONTINUITY_MODE_CONT_CONT; |
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import static org.gvsig.legend.urbanhorizontalsignage.lib.api.UrbanHorizontalSignageData.CONTINUITY_MODE_CONT_DISC; |
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import static org.gvsig.legend.urbanhorizontalsignage.lib.api.UrbanHorizontalSignageData.CONTINUITY_MODE_DISC; |
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import static org.gvsig.legend.urbanhorizontalsignage.lib.api.UrbanHorizontalSignageData.CONTINUITY_MODE_DISC_CONT; |
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import static org.gvsig.legend.urbanhorizontalsignage.lib.api.UrbanHorizontalSignageData.CONTINUITY_MODE_DISC_DISC; |
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import org.gvsig.legend.urbanhorizontalsignage.lib.api.UrbanHorizontalSignageLegend; |
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import org.gvsig.legend.urbanhorizontalsignage.lib.api.UrbanHorizontalSignageLocator; |
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import org.gvsig.legend.urbanhorizontalsignage.lib.api.UrbanHorizontalSignageManager; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.folders.FoldersManager; |
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import org.gvsig.tools.task.SimpleTaskStatus; |
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import org.gvsig.tools.util.HasAFile; |
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import org.slf4j.LoggerFactory; |
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public class DefaultUrbanHorizontalSignageManager implements UrbanHorizontalSignageManager { |
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private static final org.slf4j.Logger LOGGER = LoggerFactory.getLogger(DefaultUrbanHorizontalSignageManager.class); |
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@Override
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public UrbanHorizontalSignageLegend create() {
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return new DefaultUrbanHorizontalSignageLegend(); |
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} |
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@Override
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public Class<? extends UrbanHorizontalSignageLegend> getLegendClass() { |
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return DefaultUrbanHorizontalSignageLegend.class;
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} |
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@Override
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public UrbanHorizontalSignageData createUrbanHorizontalSignageData() {
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return new DefaultUrbanHorizontalSignageData(); |
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} |
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@Override
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public void calculateGeometries(Geometry originalGeometry, UrbanHorizontalSignageData data) { |
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GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
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try {
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MultiPolygon segments = geomManager.createMultiPolygon(originalGeometry.getGeometryType().getSubType()); |
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MultiPolygon holes = geomManager.createMultiPolygon(originalGeometry.getGeometryType().getSubType()); |
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MultiLine lines = originalGeometry.toLines(); |
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final double offsetValueInMeters = data.getGapWidth()/2.0+data.getWidth()/2.0; |
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final double bufferValueInMeters = data.getWidth() / 2.0; |
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for (Geometry geom : lines) {
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Line line = (Line) geom; |
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switch (data.getContinuity()) {
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case CONTINUITY_MODE_CONT:
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default:
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Geometry buffer = line.buffer( |
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bufferValueInMeters, |
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data.isRoundVertex() ? JOIN_STYLE_ROUND : JOIN_STYLE_MITRE, |
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true
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); |
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segments.addPrimitives(buffer); |
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break;
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case CONTINUITY_MODE_DISC:
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SplittedLine splittedLine = splitLine(line, data.getSegmentsLength(), data.getHolesLength()); |
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List<Line> splittedSegments = splittedLine.getSegments(); |
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List<Line> splittedHoles = splittedLine.getHoles(); |
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for (Line segment : splittedSegments) { |
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buffer = segment.buffer(bufferValueInMeters, |
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data.isRoundVertex() ? JOIN_STYLE_ROUND : JOIN_STYLE_MITRE, |
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true
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); |
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segments.addPrimitives(buffer); |
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} |
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for (Line hole : splittedHoles) { |
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buffer = hole.buffer( |
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bufferValueInMeters, |
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data.isRoundVertex() ? JOIN_STYLE_ROUND : JOIN_STYLE_MITRE, |
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true
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); |
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holes.addPrimitives(buffer); |
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} |
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break;
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case CONTINUITY_MODE_CONT_CONT:
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/* The left and right sides would be indistinguishable but
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I perform the same calculations as in the cases below
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to maintain semantic coherence */
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//Left
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if (line.isClosed() && line.getNumVertices() > 2 && line.isCCW()) { |
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Line cloned = line.cloneGeometry();
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cloned.flip(); |
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addOffsetedAndBufferedSegment(segments, cloned, offsetValueInMeters, bufferValueInMeters, data.isRoundVertex()); |
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} else {
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addOffsetedAndBufferedSegment(segments, line, -offsetValueInMeters, bufferValueInMeters, data.isRoundVertex()); |
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} |
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//Right
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if (line.isClosed() && line.getNumVertices() > 2 && line.isCCW()) { |
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Line cloned = line.cloneGeometry();
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cloned.flip(); |
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addOffsetedAndBufferedSegment(segments, cloned, -offsetValueInMeters, bufferValueInMeters, data.isRoundVertex()); |
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} else {
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addOffsetedAndBufferedSegment(segments, line, offsetValueInMeters, bufferValueInMeters, data.isRoundVertex()); |
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} |
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break;
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case CONTINUITY_MODE_CONT_DISC:
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//Left
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if (line.isClosed() && line.getNumVertices() > 2 && line.isCCW()) { |
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Line cloned = line.cloneGeometry();
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cloned.flip(); |
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addOffsetedAndBufferedSegment(segments, cloned, offsetValueInMeters, bufferValueInMeters, data.isRoundVertex()); |
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} else {
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addOffsetedAndBufferedSegment(segments, line, -offsetValueInMeters, bufferValueInMeters, data.isRoundVertex()); |
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} |
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//Right
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splittedLine = splitLine(line, data.getSegmentsLength(), data.getHolesLength()); |
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splittedSegments = splittedLine.getSegments(); |
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splittedHoles = splittedLine.getHoles(); |
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for (Line segment : splittedSegments) { |
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addOffsetedAndBufferedSegment(segments, segment, offsetValueInMeters, bufferValueInMeters, true);
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} |
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for (Line hole : splittedHoles) { |
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addOffsetedAndBufferedSegment(holes, hole, offsetValueInMeters, bufferValueInMeters, true);
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} |
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break;
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case CONTINUITY_MODE_DISC_CONT:
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//Left
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splittedLine = splitLine(line, data.getSegmentsLength(), data.getHolesLength()); |
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splittedSegments = splittedLine.getSegments(); |
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splittedHoles = splittedLine.getHoles(); |
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for (Line segment : splittedSegments) { |
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addOffsetedAndBufferedSegment(segments, segment, -offsetValueInMeters, bufferValueInMeters, true);
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} |
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for (Line hole : splittedHoles) { |
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addOffsetedAndBufferedSegment(holes, hole, -offsetValueInMeters, bufferValueInMeters, true);
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} |
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//Right
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if (line.isClosed() && line.getNumVertices() > 2 && line.isCCW()) { |
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Line cloned = line.cloneGeometry();
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cloned.flip(); |
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addOffsetedAndBufferedSegment(segments, cloned, -offsetValueInMeters, bufferValueInMeters, data.isRoundVertex()); |
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} else {
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addOffsetedAndBufferedSegment(segments, line, offsetValueInMeters, bufferValueInMeters, data.isRoundVertex()); |
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} |
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break;
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case CONTINUITY_MODE_DISC_DISC:
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splittedLine = splitLine(line, data.getSegmentsLength(), data.getHolesLength()); |
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splittedSegments = splittedLine.getSegments(); |
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splittedHoles = splittedLine.getHoles(); |
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//Left
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for (Line segment : splittedSegments) { |
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addOffsetedAndBufferedSegment(segments, segment, -offsetValueInMeters, bufferValueInMeters, true);
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} |
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for (Line hole : splittedHoles) { |
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addOffsetedAndBufferedSegment(holes, hole, -offsetValueInMeters, bufferValueInMeters, true);
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} |
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//Right
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for (Line segment : splittedSegments) { |
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addOffsetedAndBufferedSegment(segments, segment, offsetValueInMeters, bufferValueInMeters, true);
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} |
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for (Line hole : splittedHoles) { |
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addOffsetedAndBufferedSegment(holes, hole, offsetValueInMeters, bufferValueInMeters, true);
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} |
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break;
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} |
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} |
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data.setSegmentsGeometry(segments); |
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data.setHolesGeometry(holes); |
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} catch (Exception ex) { |
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LOGGER.warn("Can't calculate geometries.", ex);
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// Logger.getLogger(DefaultUrbanHorizontalSignageManager.class.getName()).log(Level.SEVERE, null, ex);
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} |
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} |
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protected void addOffsetedAndBufferedSegment(MultiPolygon segments, Line segment, final double offsetValueInMeters, final double bufferValueInMeters, boolean roundVertex) throws GeometryOperationException, GeometryOperationNotSupportedException { |
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Geometry buffer; |
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final int joinStyle = roundVertex ? JOIN_STYLE_ROUND : JOIN_STYLE_MITRE; |
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Geometry segmentOffset = segment.cloneGeometry().offset( |
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joinStyle, |
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offsetValueInMeters |
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); |
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if(segmentOffset == null){ |
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return;
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} |
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buffer = segmentOffset.buffer(bufferValueInMeters, joinStyle, |
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true
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); |
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segments.addPrimitives(buffer); |
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} |
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|
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/*
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segmentLength & holesLenght in meters
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*/
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/*friend*/SplittedLine splitLine(Line line, double segmentLength, double holesLength) throws CreateGeometryException, GeometryOperationNotSupportedException, GeometryOperationException, CloneNotSupportedException { |
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GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
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SplittedLine res = new SplittedLine();
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Point previousPoint = null; |
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double previousLength = 0; |
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Line currentSegment = geomManager.createLine(line.getGeometryType().getSubType());
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boolean isHole = false; |
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boolean advanceToNext = true; |
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Iterator<Point> it = line.iterator(); |
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Point currentPoint = null; |
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while (it.hasNext() || !advanceToNext) {
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if (advanceToNext) {
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currentPoint = it.next(); |
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} |
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if (previousPoint == null) { |
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previousPoint = currentPoint.clone(); |
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currentSegment.addVertex(previousPoint); |
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advanceToNext = true;
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continue;
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} |
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double distance = previousPoint.distance(currentPoint);
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if (!isHole) {
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if (previousLength + distance < segmentLength) {
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previousLength += distance; |
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if(distance > 0.0){ |
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currentSegment.addVertex(currentPoint); |
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} |
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previousPoint = currentPoint.cloneGeometry(); |
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advanceToNext = true;
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continue;
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} else {
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//buscar punto dentro del segmento a una distancia = segmentLengthMeters-previousLength
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Point point = calculateIntermediatePoint(previousPoint, currentPoint, (segmentLength - previousLength) / distance);
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//a?adirlo al currentSegment,
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currentSegment.addVertex(point); |
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//a?adir el currentSegment a la lista de segmentos
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res.addSegment(currentSegment.cloneGeometry()); |
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//crear un nuevo currentSegment y meter el punto como primero
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currentSegment = geomManager.createLine(line.getGeometryType().getSubType()); |
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currentSegment.addVertex(point); |
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//cambiar modo ==> isHole = true
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isHole = !isHole; |
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previousPoint = point.clone(); |
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previousLength = 0;
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advanceToNext = false;
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continue;
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} |
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} else {
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if (previousLength + distance < holesLength) {
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previousLength += distance; |
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if(distance > 0.0){ |
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currentSegment.addVertex(currentPoint); |
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} |
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previousPoint = currentPoint.cloneGeometry(); |
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advanceToNext = true;
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continue;
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} else {
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//buscar punto dentro del segmento a una distancia = segmentLengthMeters-previousLength
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Point point = calculateIntermediatePoint(previousPoint, currentPoint, (holesLength - previousLength) / distance);
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//a?adirlo al currentSegment,
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currentSegment.addVertex(point); |
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//a?adir el surrentSegment a la lista de segmentos
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res.addHole(currentSegment.cloneGeometry()); |
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//crear un nuevo currentSegment y meter el punto como primero
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currentSegment = geomManager.createLine(line.getGeometryType().getSubType()); |
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currentSegment.addVertex(point); |
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//Cambiar modo Segment <==> Hole
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isHole = !isHole; |
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previousPoint = point.clone(); |
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previousLength = 0;
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advanceToNext = false;
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continue;
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} |
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} |
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} |
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// currentSegment.addVertex(currentPoint);
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if (currentSegment.getNumVertices() > 1) { |
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if (isHole) {
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res.addHole(currentSegment.cloneGeometry()); |
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} else {
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res.addSegment(currentSegment.cloneGeometry()); |
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} |
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} |
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return res;
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} |
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|
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Point calculateIntermediatePoint(Point p1, Point p2, double lambda) throws CreateGeometryException, GeometryOperationNotSupportedException, GeometryOperationException { |
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GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
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GeometryType geomType = p1.getGeometryType(); |
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int subtype = geomType.getSubType();
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int dimension = geomType.getDimension();
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double[] coords = new double[dimension]; |
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Point p = geomManager.createPoint(0, 0, subtype); |
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double distance = p1.distance(p2);
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for (int d = 0; d < dimension; d++) { |
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p.setCoordinateAt( |
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d, |
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p1.getCoordinateAt(d) + (p2.getCoordinateAt(d) - p1.getCoordinateAt(d)) * lambda); |
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} |
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|
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return p;
|
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} |
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|
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/*friend*/ static class SplittedLine { |
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|
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List<Line> segments; |
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List<Line> holes; |
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|
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public SplittedLine() {
|
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segments = new ArrayList<>(); |
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holes = new ArrayList<>(); |
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} |
365 |
|
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public List<Line> getSegments() { |
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return this.segments; |
368 |
} |
369 |
|
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public List<Line> getHoles() { |
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return this.holes; |
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} |
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|
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public void addSegment(Line segment) { |
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this.segments.add(segment);
|
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} |
377 |
|
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public void addHole(Line hole) { |
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this.holes.add(hole);
|
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} |
381 |
|
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} |
383 |
|
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public FeatureStore convertLinesToPolygons(FeatureSet sourceFeatureSet, UrbanHorizontalSignageConfig config, SimpleTaskStatus status) {
|
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|
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//TODO: el status....
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UrbanHorizontalSignageManager uhsManager = UrbanHorizontalSignageLocator.getUrbanHorizontalSignageManager(); |
388 |
EditableFeatureType targetFeatureType = createTargetFeatureType(sourceFeatureSet.getFeatureStore()); |
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FeatureStore targetStore = createTemporalStore(targetFeatureType); |
390 |
try {
|
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targetStore.edit(FeatureStore.MODE_APPEND); |
392 |
|
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for (Feature feature : sourceFeatureSet) {
|
394 |
|
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Geometry originalGeometry = feature.getDefaultGeometry(); |
396 |
|
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UrbanHorizontalSignageData data = config.getValues(feature); |
398 |
|
399 |
uhsManager.calculateGeometries(originalGeometry, data); |
400 |
|
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MultiPolygon multiGeom = data.getSegmentsGeometry(); |
402 |
if (multiGeom != null && multiGeom.getPrimitivesNumber() > 0) { |
403 |
for (Geometry geometry : multiGeom) {
|
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EditableFeature targetFeature = targetStore.createNewFeature(); |
405 |
targetFeature.copyFrom(feature, (FeatureAttributeDescriptor t) -> !(t.isPrimaryKey() || (t.isIndexed() && !t.allowIndexDuplicateds()) || t.getType() == org.gvsig.fmap.geom.DataTypes.GEOMETRY)); |
406 |
targetFeature.setDefaultGeometry(geometry); |
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targetStore.insert(targetFeature); |
408 |
} |
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} |
410 |
|
411 |
switch (data.getContinuity()) {
|
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case CONTINUITY_MODE_CONT_DISC:
|
413 |
case CONTINUITY_MODE_DISC_CONT:
|
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case CONTINUITY_MODE_DISC:
|
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case CONTINUITY_MODE_DISC_DISC:
|
416 |
if (data.isPaintHoles()) {
|
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multiGeom = data.getHolesGeometry(); |
418 |
if (multiGeom != null && multiGeom.getPrimitivesNumber() > 0) { |
419 |
for (Geometry geometry : multiGeom) {
|
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EditableFeature targetFeature = targetStore.createNewFeature(); |
421 |
targetFeature.copyFrom(feature, (FeatureAttributeDescriptor t) -> !(t.isPrimaryKey() || (t.isIndexed() && !t.allowIndexDuplicateds()) || t.getType() == org.gvsig.fmap.geom.DataTypes.GEOMETRY)); |
422 |
targetFeature.setDefaultGeometry(geometry); |
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targetStore.insert(targetFeature); |
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} |
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} |
426 |
} |
427 |
} |
428 |
|
429 |
} |
430 |
|
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targetStore.finishEditing(); |
432 |
return targetStore;
|
433 |
|
434 |
} catch (Exception e) { |
435 |
LOGGER.debug("Can't create temporary polygons store.", e);
|
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} |
437 |
|
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return null; |
439 |
} |
440 |
|
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private EditableFeatureType createTargetFeatureType(FeatureStore store) {
|
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DataManager dataManager = DALLocator.getDataManager(); |
443 |
|
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EditableFeatureType featureType = dataManager.createFeatureType(); |
445 |
featureType.addAll(store.getDefaultFeatureTypeQuietly()); |
446 |
|
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EditableFeatureAttributeDescriptor attr = (EditableFeatureAttributeDescriptor) featureType.getDefaultGeometryAttribute(); |
448 |
attr.setGeometryType(Geometry.TYPES.POLYGON, Geometry.SUBTYPES.GEOM2D); |
449 |
|
450 |
return featureType;
|
451 |
} |
452 |
|
453 |
private FeatureStore createTemporalStore(EditableFeatureType featType) {
|
454 |
if (featType.getStore() != null) { |
455 |
throw new IllegalArgumentException("Can't create temporal store from a feature type of a already existent store."); |
456 |
} |
457 |
try {
|
458 |
// crear ruta de archivo temporal
|
459 |
FoldersManager foldersManager = ToolsLocator.getFoldersManager(); |
460 |
File tempFile = foldersManager.getUniqueTemporaryFile("urbanHorizontalSignage_temporal_store_" + UUID.randomUUID().toString()); |
461 |
|
462 |
// crear SERVER STORE
|
463 |
DataManager dataManager = DALLocator.getDataManager(); |
464 |
JDBCServerExplorerParameters serverParameters = (JDBCServerExplorerParameters) dataManager.createServerExplorerParameters("H2Spatial");
|
465 |
((HasAFile) serverParameters).setFile(tempFile); |
466 |
JDBCServerExplorer serverExplorer = (JDBCServerExplorer) dataManager.openServerExplorer("H2Spatial", serverParameters);
|
467 |
|
468 |
//Crear tablas en server store
|
469 |
JDBCNewStoreParameters parametersResults = serverExplorer.getAddParameters(); |
470 |
parametersResults.setDynValue("Table", "results"); |
471 |
|
472 |
parametersResults.setDefaultFeatureType(featType); |
473 |
serverExplorer.add("H2Spatial", parametersResults, true); |
474 |
|
475 |
DataStoreParameters storeParametersResults = dataManager.createStoreParameters("H2Spatial");
|
476 |
storeParametersResults.setDynValue("database_file", tempFile);
|
477 |
storeParametersResults.setDynValue("Table", "results"); |
478 |
|
479 |
//Creaci?n del store con los resultados
|
480 |
FeatureStore storeResults = (FeatureStore) dataManager.openStore("H2Spatial", storeParametersResults);
|
481 |
|
482 |
return storeResults;
|
483 |
} catch (Exception ex) { |
484 |
LOGGER.debug("Can't create temporal store.", ex);
|
485 |
return null; |
486 |
} |
487 |
} |
488 |
|
489 |
|
490 |
|
491 |
} |