Application: gvSIG desktop

/* gvSIG. Desktop Geographic Information System.

 *

 * Copyright ? 2007-${year} 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.fmap.geom.impl;

import java.awt.Rectangle;

import java.awt.Shape;

import java.awt.geom.AffineTransform;

import java.awt.geom.FlatteningPathIterator;

import java.awt.geom.PathIterator;

import java.awt.geom.Point2D;

import java.awt.geom.Rectangle2D;

import org.gvsig.fmap.geom.Geometry;

/**

 * Shape implementation used to draw in AWT a {@link Geometry} object.

 * The {@link Geometry} coordinates will become converted to integer after

 * applying any needed transformations. Also they will be simplified by

 * ignoring repeated points.

 * 

 * @author gvSIG Team

 */

public class DrawGeometryShape implements Shape {

    private Geometry geometry;

    private AffineTransform affineTransform = null;

    /**

     * Constructor.

     * 

     * @param geometry

     *            to draw in AWT

     */

    public DrawGeometryShape(Geometry geometry) {

        this.geometry = geometry;

    }

    public DrawGeometryShape(Geometry geometry,

        AffineTransform affineTransform) {

        this.geometry = geometry;

        this.affineTransform = affineTransform;

    }

    public Rectangle getBounds() {

        return geometry.getBounds();

    }

    public boolean contains(double x, double y) {

        return geometry.contains(x, y);

    }

    public boolean contains(Point2D p) {

        return geometry.contains(p);

    }

    public boolean intersects(double x, double y, double w, double h) {

        return geometry.intersects(x, y, w, h);

    }

    public boolean intersects(Rectangle2D r) {

        return geometry.intersects(r);

    }

    public boolean contains(double x, double y, double w, double h) {

        return geometry.contains(x, y, w, h);

    }

    public Rectangle2D getBounds2D() {

        return geometry.getBounds2D();

    }

    public boolean contains(Rectangle2D r) {

        return geometry.contains(r);

    }

    public PathIterator getPathIterator(AffineTransform at) {

        AffineTransform applicableTransform = at;

        if (affineTransform != null) {

            if (at != null && at.getType() != AffineTransform.TYPE_IDENTITY) {

                applicableTransform = (AffineTransform) at.clone();

                applicableTransform.concatenate(affineTransform);

            } else {

                applicableTransform = affineTransform;

            }

        }

        return new DrawGeneralPathXIterator(geometry.getGeneralPath(),

            applicableTransform);

    }

    public PathIterator getPathIterator(AffineTransform at, double flatness) {

        return new FlatteningPathIterator(getPathIterator(at), flatness);

    }

}