| gvSIG desktop 1

/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.

 *

 * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

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

import java.awt.Color;

import java.awt.Graphics2D;

import java.awt.geom.AffineTransform;

import java.awt.geom.Point2D;

import org.gvsig.compat.print.PrintAttributes;

import org.gvsig.fmap.geom.Geometry;

import org.gvsig.fmap.geom.GeometryLocator;

import org.gvsig.fmap.geom.GeometryManager;

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

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

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

import org.gvsig.fmap.mapcontext.MapContextLocator;

import org.gvsig.fmap.mapcontext.MapContextManager;

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

import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.line.ILineSymbol;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

/**

 * DOCUMENT ME!

 *

 * @author Vicente Caballero Navarro

 */

public class PolyLineAdapter extends GeometryAdapter {

        private static final GeometryManager geomManager = GeometryLocator.getGeometryManager();

        private static final Logger logger = LoggerFactory.getLogger(PolyLineAdapter.class);

        protected Point2D pointPosition = new Point2D.Double();

        private AffineTransform identity = new AffineTransform();

    private MapContextManager mapContextManager = MapContextLocator

                        .getMapContextManager();

        /**

         * DOCUMENT ME!

         *

         * @param p DOCUMENT ME!

         */

        public void obtainShape(Point2D p) {

                Point2D[] points = getPoints();

                GeneralPathX elShape = new GeneralPathX(GeneralPathX.WIND_EVEN_ODD,

                                points.length);

                if (points.length > 0) {

                        elShape.moveTo((points[0]).getX(),

                                        (points[0]).getY());

                }

                for (int i = 0; i < points.length; i++) {

                        elShape.lineTo((points[i]).getX(),

                                        (points[i]).getY());

                }

                if (points.length > 0) {

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

                }

                setGPX(elShape);

        }

        /**

         * DOCUMENT ME!

         *

         * @return DOCUMENT ME!

         */

        public Geometry getGeometry(AffineTransform at) {

                GeneralPathX polyLine;

                try {

                        polyLine = new GeneralPathX(geomManager.createCurve(getGPX(), SUBTYPES.GEOM2D).getPathIterator(null));

                        polyLine.transform(at);

                        return geomManager.createCurve(polyLine, SUBTYPES.GEOM2D);

                } catch (CreateGeometryException e) {

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

                }

                return null;

        }

        /**

         * DOCUMENT ME!

         *

         * @param g DOCUMENT ME!

         * @param at DOCUMENT ME!

         * @param symbol DOCUMENT ME!

         */

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

                Geometry shapeAux =getGeometry(at);

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

                // FGraphicUtilities.DrawShape(g, at, shapeAux, symbol);

        }

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

                        PrintAttributes properties) {

                Geometry shapeAux =getGeometry(at);

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

        }

        /**

         * DOCUMENT ME!

         *

         * @param g DOCUMENT ME!

         * @param at DOCUMENT ME!

         * @param andLastPoint DOCUMENT ME!

         */

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

                if (andLastPoint) {

                        obtainShape(pointPosition);

                }

                Geometry shapeAux=getGeometry(at);

                //ISymbol symbol = new FSymbol(FConstant.SYMBOL_TYPE_LINE, Color.red);

                ILineSymbol symbol = (ILineSymbol) mapContextManager.createSymbol(

                                ILineSymbol.SYMBOL_NAME);

                symbol.setLineColor(Color.RED);

                symbol.draw(g, identity, shapeAux, null);

                // FGraphicUtilities.DrawShape(g, identity, shapeAux,

                //     new FSymbol(FConstant.SYMBOL_TYPE_LINE, Color.red));

        }

        /**

         * DOCUMENT ME!

         *

         * @param p DOCUMENT ME!

         */

        public void pointPosition(Point2D p) {

                pointPosition = p;

        }

}