Application: gvSIG desktop » gvSIG 3D

/**

 * gvSIG. Desktop Geographic Information System.

 *

 * Copyright ? 2007-2017 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.view3d.vector.lib.impl.vector;

import org.gvsig.fmap.dal.feature.FeatureStore;

import org.gvsig.fmap.mapcontext.layers.FLayer;

import org.gvsig.fmap.mapcontext.layers.vectorial.FLyrVect;

import org.gvsig.fmap.mapcontext.rendering.legend.IVectorLegend;

import org.gvsig.view3d.lib.api.exception.LoadException;

import org.gvsig.view3d.lib.api.loader.Loader;

import org.gvsig.view3d.lib.api.loader.LoaderParameters;

import org.gvsig.view3d.vector.lib.api.VectorLoaderParameters;

/**

 * 

 * @author <a href="mailto:lmarques@disid.com">Lluis Marques</a>

 *

 */

public class DefaultVectorLoader implements Loader {

    @Override

    public Object load(LoaderParameters parameters) throws LoadException {

        if (parameters == null) {

            throw new IllegalArgumentException("Can not load layer, parameters can not be null");

        }

        if (!(parameters instanceof VectorLoaderParameters)) {

            throw new IllegalArgumentException(

                "Can not load layer, parameters must implements VectorLoaderParameter interface");

        }

        FLayer layer = parameters.getLayer();

        if (!(layer instanceof FLyrVect)) {

            throw new IllegalArgumentException("Can not load layer, only vector layers can be load as 'Vector'");

        }

        FLyrVect layerVect = (FLyrVect) layer;

        FeatureStore featureStore = layerVect.getFeatureStore();

        IVectorLegend vectorLegend = null;

        if (layerVect.getLegend() instanceof IVectorLegend) {

            vectorLegend = (IVectorLegend) layerVect.getLegend();

        }

        return new DefaultVectorRenderableLayer((VectorLoaderParameters) parameters, featureStore, vectorLegend);

    }

}