Application: gvSIG desktop » gvSIG tools: Vector editing

/**

 * gvSIG. Desktop Geographic Information System.

 *

 * Copyright ? 2007-2014 gvSIG Association

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program 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 General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,

 * MA  02110-1301, USA.

 *

 * For any additional information, do not hesitate to contact us

 * at info AT gvsig.com, or visit our website www.gvsig.com.

 */

package org.gvsig.vectorediting.lib.prov.spline;

import java.util.Iterator;

import org.gvsig.fmap.geom.Geometry;

import org.gvsig.fmap.geom.GeometryLocator;

import org.gvsig.fmap.geom.GeometryManager;

import org.gvsig.fmap.geom.aggregate.MultiSurface;

import org.gvsig.fmap.geom.primitive.FilledSpline;

import org.gvsig.fmap.geom.primitive.Point;

import org.gvsig.fmap.geom.type.GeometryType;

import org.gvsig.fmap.mapcontext.rendering.symbols.ISymbol;

import org.gvsig.tools.dynobject.DynObject;

import org.gvsig.tools.exception.BaseException;

import org.gvsig.tools.service.spi.ProviderServices;

import org.gvsig.vectorediting.lib.api.DrawingStatus;

import org.gvsig.vectorediting.lib.api.exceptions.DrawServiceException;

import org.gvsig.vectorediting.lib.api.exceptions.FinishServiceException;

import org.gvsig.vectorediting.lib.spi.DefaultDrawingStatus;

import org.gvsig.vectorediting.lib.spi.EditingProvider;

import org.gvsig.vectorediting.lib.spi.EditingProviderLocator;

import org.gvsig.vectorediting.lib.spi.EditingProviderManager;

import org.gvsig.vectorediting.lib.spi.EditingProviderServices;

/**

 * @author llmarques

 *

 */

public class FilledSplineEditingProvider extends SplineEditingProvider

    implements EditingProvider {

    /**

     * @param services

     * @param parameters

     */

    public FilledSplineEditingProvider(ProviderServices services,

        DynObject parameters) {

        super(services, parameters);

    }

    public DrawingStatus getDrawingStatus(Point mousePosition)

        throws DrawServiceException {

        DefaultDrawingStatus drawingStatus = new DefaultDrawingStatus();

        EditingProviderManager editingProviderManager =

            EditingProviderLocator.getProviderManager();

        ISymbol polygonSymbolEditing = editingProviderManager.getSymbol("polygon-symbol-editing");

        ISymbol auxiliaryPointSymbolEditing = editingProviderManager.getSymbol("auxiliary-point-symbol-editing");

        GeometryManager geometryManager = GeometryLocator.getGeometryManager();

        if (values != null) {

            if (values.size() >= 1) {

                for (Iterator iterator = values.iterator(); iterator.hasNext();) {

                    Point point = (Point) iterator.next();

                    drawingStatus.addStatus(point, auxiliaryPointSymbolEditing, "");

                }

                EditingProviderServices editingProviderServices =

                    (EditingProviderServices) getProviderServices();

                try {

                    int subtype =

                        editingProviderServices.getSubType(featureStore);

                    FilledSpline filledSpline = (FilledSpline) geometryManager.create(Geometry.TYPES.FILLEDSPLINE, subtype);

                    for (int i = 0; i < values.size(); i++) {

                        filledSpline.addVertex(values.get(i));

                    }

                    filledSpline.addVertex(mousePosition);

                    filledSpline.addVertex(values.get(0));

                    drawingStatus.addStatus(mousePosition, auxiliaryPointSymbolEditing, "");

                    drawingStatus.addStatus(filledSpline, polygonSymbolEditing, "");

                } catch (BaseException e) {

                    throw new DrawServiceException(e);

                }

            }

        }

        return drawingStatus;

    }

    @Override

    public Geometry finish() throws FinishServiceException {

        if (values != null) {

            EditingProviderServices editingProviderServices =

                (EditingProviderServices) getProviderServices();

            GeometryManager geometryManager = GeometryLocator.getGeometryManager();

            try {

                int subtype = editingProviderServices.getSubType(featureStore);

                FilledSpline filledSpline = (FilledSpline) geometryManager.create(Geometry.TYPES.FILLEDSPLINE, subtype);

                for (int i = 0; i < values.size(); i++) {

                    filledSpline.addVertex(values.get(i));

                }

                filledSpline.addVertex(values.get(0));

                GeometryType geomType = editingProviderServices.getGeomType(featureStore);

                if (geomType.isTypeOf(MULTISURFACE)) {

                    MultiSurface multisurface;

                    multisurface =

                        GeometryLocator.getGeometryManager().createMultiSurface(

                            geomType.getSubType());

                    multisurface.addSurface((FilledSpline) filledSpline);

                    return multisurface;

                } else {

                    return filledSpline;

                }

            } catch (BaseException e) {

                throw new FinishServiceException(e);

            }

        }

        return null;

    }

    @Override

    public String getName() {

        return FilledSplineEditingProviderFactory.PROVIDER_NAME;

    }

}