nl.cloudfarming.client.geoviewer.render.GeometricalPreviewPanel Maven / Gradle / Ivy

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AgroSense geoviewer render - contains classes for rendering of various geo objects

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/**
 * Copyright (C) 2008-2012 AgroSense Foundation.
 *
 * AgroSense 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 3 of the License, or
 * (at your option) any later version.
 *
 * There are special exceptions to the terms and conditions of the GPLv3 as it is applied to
 * this software, see the FLOSS License Exception
 * .
 *
 * AgroSense 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 AgroSense.  If not, see .
 */
package nl.cloudfarming.client.geoviewer.render;

import com.vividsolutions.jts.geom.Geometry;
import java.awt.*;
import javax.swing.JPanel;
import nl.cloudfarming.client.geoviewer.Geometrical;

/**
 * Default preview panel which shows a preview of a geometrical object
 * 
 * 
 * @author Timon Veenstra 
 */
public class GeometricalPreviewPanel extends JPanel {

    private final Geometrical geometrical;

    public GeometricalPreviewPanel(Geometrical geometrical) {
        this.geometrical = geometrical;
    }

    @Override
    public void paint(Graphics g) {
        super.paint(g);

        //
        // draw the geometry
        //
        Graphics2D gd = (Graphics2D) g.create();
        Geometry geometry = geometrical.getGeometry();

        if (geometry != null && geometry.getCoordinates().length > 1) {
            GeometryRenderer renderer = GeometryRendererFactory.getRenderer(geometry);
            renderer.render(geometry, geometry.getEnvelope(), getVisibleRect(), new SimpleGeoTranslator(), gd);
        }
        gd.dispose();
    }
}