Application: gvSIG desktop

/* gvSIG. Geographic Information System of the Valencian Government

 *

 * Copyright (C) 2007-2008 Infrastructures and Transports Department

 * of the Valencian Government (CIT)

 *

 * 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.

 *

 */

package org.gvsig.app.project.documents.layout.geometryadapters;

import java.awt.Graphics2D;

import java.awt.geom.AffineTransform;

import java.awt.geom.Point2D;

import java.awt.geom.Rectangle2D;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

import org.gvsig.compat.print.PrintAttributes;

import org.gvsig.fmap.geom.Geometry;

import org.gvsig.fmap.geom.Geometry.SUBTYPES;

import org.gvsig.fmap.geom.GeometryLocator;

import org.gvsig.fmap.geom.GeometryManager;

import org.gvsig.fmap.geom.exception.CreateGeometryException;

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

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

import org.gvsig.tools.ToolsLocator;

import org.gvsig.tools.dynobject.DynStruct;

import org.gvsig.tools.persistence.PersistenceManager;

/**

 * DOCUMENT ME!

 * 

 * @author Vicente Caballero Navarro

 */

public class PointAdapter extends PolyLineAdapter {

    public static final String PERSISTENCE_DEFINITION_NAME = "PointAdapter";

    private static final GeometryManager geomManager = GeometryLocator

        .getGeometryManager();

    private static final Logger logger = LoggerFactory

        .getLogger(PointAdapter.class);

    public PointAdapter() {

        super();

    }

    public void paint(Graphics2D g, AffineTransform at, boolean andLastPoint) {

    }

    public void obtainShape(Point2D p) {

        GeneralPathX elShape = new GeneralPathX(GeneralPathX.WIND_EVEN_ODD, 1);

        elShape.moveTo(p.getX(), p.getY());

        setGPX(elShape);

    }

    /**

     * DOCUMENT ME!

     * 

     * @param g

     *            DOCUMENT ME!

     * @param at

     *            DOCUMENT ME!

     * @param symbol

     *            DOCUMENT ME!

     */

    public void draw(Graphics2D g, AffineTransform at, ISymbol symbol) {

        symbol.draw(g, at, getGeometry(at), null, null);

    }

    public void print(Graphics2D g, AffineTransform at, ISymbol symbol,

        PrintAttributes properties) {

        symbol.print(g, at, getGeometry(at), properties);

    }

    /**

     * DOCUMENT ME!

     * 

     * @return DOCUMENT ME!

     */

    public Geometry getGeometry(AffineTransform at) {

        GeneralPathX point;

        try {

            point =

                new GeneralPathX(geomManager.createPoint(

                    getGPX().getCurrentPoint().getX(),

                    getGPX().getCurrentPoint().getY(), SUBTYPES.GEOM2D)

                    .getPathIterator(null));

            point.transform(at);

            return geomManager.createPoint(point.getCurrentPoint().getX(),

                point.getCurrentPoint().getY(), SUBTYPES.GEOM2D);

        } catch (CreateGeometryException e) {

            logger.error("Error creating a curve", e);

        }

        return null;

    }

    public Rectangle2D getBounds2D() {

        Rectangle2D r = getGeometry(new AffineTransform()).getBounds2D();

        double w = r.getWidth();

        double h = r.getHeight();

        double x = r.getX();

        double y = r.getY();

        boolean modified = false;

        if (r.getWidth() < 0.5) {

            modified = true;

            w = 1;

            x = x - 0.25;

        }

        if (r.getHeight() < 0.5) {

            modified = true;

            h = 1;

            // y=y-0.5;

        }

        if (modified) {

            return new Rectangle2D.Double(x, y, w, h);

        }

        return r;

    }

    public static void registerPersistent() {

        PersistenceManager manager = ToolsLocator.getPersistenceManager();

        if (manager.getDefinition(PERSISTENCE_DEFINITION_NAME) == null) {

            DynStruct definition =

                manager.addDefinition(PointAdapter.class,

                    PERSISTENCE_DEFINITION_NAME,

                    "Point Adapter persistence definition", null, null);

            definition.extend(manager

                .getDefinition(GeometryAdapter.PERSISTENCE_DEFINITION_NAME));

        }

    }

}