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/*
* This file is part of the GeoLatte project.
*
* GeoLatte is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GeoLatte is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with GeoLatte. If not, see .
*
* Copyright (C) 2010 - 2013 and Ownership of code is shared by:
* Qmino bvba - Romeinsestraat 18 - 3001 Heverlee (http://www.qmino.com)
* Geovise bvba - Generaal Eisenhowerlei 9 - 2140 Antwerpen (http://www.geovise.com)
*/
package org.geolatte.geom.codec.db.sqlserver;
import org.geolatte.geom.*;
import java.util.List;
class LineStringSqlServerEncoder extends AbstractSqlServerEncoder {
@Override
protected void encode(Geometry geom, int parentShapeIndex, CountingPositionSequenceBuilder coordinates, List figures, List shapes) {
if ( !( geom instanceof LineString ) ) {
throw new IllegalArgumentException( "Require LineString geometry" );
}
if ( geom.isEmpty() ) {
shapes.add( new Shape( parentShapeIndex, -1, OpenGisType.LINESTRING ) );
return;
}
int figureOffset = figures.size();
int pointOffset = coordinates.getNumAdded();
double[] c = new double[coordinates.getCoordinateDimension()];
for ( Position pos : geom.getPositions() ) {
coordinates.add( pos.toArray(c) );
}
figures.add( new Figure( FigureAttribute.Stroke, pointOffset ) );
shapes.add( new Shape( parentShapeIndex, figureOffset, OpenGisType.LINESTRING ) );
}
@Override
protected void encodePoints(SqlServerGeometry nativeGeom, PositionSequence coordinates) {
super.encodePoints( nativeGeom, coordinates );
if ( coordinates.size() == 2 ) {
nativeGeom.setIsSingleLineSegment();
}
}
public boolean accepts(Geometry geom) {
return geom instanceof LineString;
}
}
