| 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.tools.behavior;

import java.awt.Color;

import java.awt.Graphics;

import java.awt.Graphics2D;

import java.awt.Point;

import java.awt.event.MouseEvent;

import java.awt.geom.Point2D;

import org.gvsig.app.project.documents.layout.tools.listener.LayoutMoveListener;

import org.gvsig.app.project.documents.layout.tools.listener.LayoutToolListener;

import org.gvsig.fmap.mapcontrol.tools.BehaviorException;

import org.gvsig.fmap.mapcontrol.tools.Events.PointEvent;

/**

 * Behaviour que espera un listener de tipo MoveListener.

 *

 * @author Vicente Caballero Navarro

 */

public class LayoutMoveBehavior extends LayoutBehavior {

        private Point2D m_FirstPoint;

        private Point2D m_LastPoint;

        private Point2D m_PointAnt;

        private LayoutMoveListener listener;

        /**

         * Crea un nuevo MoveBehavior.

         *

         * @param pli listener.

         */

        public LayoutMoveBehavior(LayoutMoveListener lpl) {

                listener = lpl;

        }

        /**

         * @see org.gvsig.fmap.mapcontrol.tools.Behavior.Behavior#paintComponent(java.awt.Graphics)

         */

        public void paintComponent(Graphics g) {

                m_FirstPoint=getLayoutControl().getFirstPoint();

                m_LastPoint=getLayoutControl().getLastPoint();

                m_PointAnt=getLayoutControl().getPointAnt();

                if (getLayoutControl().getImage() != null) {

                        if ((m_FirstPoint != null) && (m_LastPoint != null)) {

                                if ((m_LastPoint == null) && (m_PointAnt == null)) {

                                        m_LastPoint = new Point();

                                        m_PointAnt = new Point();

                                }

                                g.drawImage(getLayoutControl().getImage(),(getLayoutControl().getLastPoint().x - getLayoutControl().getPointAnt().x),

                        (getLayoutControl().getLastPoint().y - getLayoutControl().getPointAnt().y), getLayoutControl());

                                getLayoutControl().getLayoutDraw().drawGrid((Graphics2D) g);

                    getLayoutControl().getLayoutDraw().drawRuler((Graphics2D) g, Color.black);

                } else {

                                super.paintComponent(g);

                        }

                }

        }

        /**

         * @throws BehaviorException

         * @see java.awt.event.MouseListener#mousePressed(java.awt.event.MouseEvent)

         */

        public void mousePressed(MouseEvent e) throws BehaviorException {

                super.mousePressed(e);

                PointEvent event = new PointEvent(e.getPoint(), e);

                listener.press(event);

        }

        /**

         * Reimplementaci?n del m?todo mouseReleased de Behavior.

         *

         * @param e MouseEvent

         *

         * @throws BehaviorException Excepci?n lanzada cuando el Behavior.

         */

        public void mouseReleased(MouseEvent e) throws BehaviorException {

                super.mouseReleased(e);

                PointEvent event = new PointEvent(e.getPoint(), e);

                listener.release(event);

        }

        /**

         * Reimplementaci?n del m?todo mouseDragged de Behavior.

         *

         * @param e MouseEvent

         * @throws BehaviorException

         */

        public void mouseDragged(MouseEvent e) throws BehaviorException {

                super.mouseDragged(e);

                PointEvent event = new PointEvent(e.getPoint(), e);

                listener.drag(event);

        }

        /**

         * @see org.gvsig.fmap.mapcontrol.tools.Behavior.Behavior#setListener(com.iver.cit.gvsig.fmap.tools.ToolListener)

         */

        public void setListener(LayoutToolListener listener) {

                this.listener = (LayoutMoveListener) listener;

        }

        /**

         * @see org.gvsig.fmap.mapcontrol.tools.Behavior.Behavior#getListener()

         */

        public LayoutToolListener getListener() {

                return listener;

        }

}