| gvSIG desktop 1

/* 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.tools.behavior;

import java.awt.Color;

import java.awt.Graphics;

import java.awt.Graphics2D;

import java.awt.Rectangle;

import java.awt.event.MouseEvent;

import java.awt.image.BufferedImage;

import org.gvsig.app.project.documents.layout.fframes.IFFrame;

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 LayoutViewZoomBehavior extends LayoutBehavior {

    private LayoutMoveListener listener;

    private boolean dragged = false;

    /**

     * Crea un nuevo MoveBehavior.

     * 

     * @param pli

     *            listener.

     */

    public LayoutViewZoomBehavior(LayoutMoveListener lpl) {

        listener = lpl;

    }

    /**

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

     */

    public void paintComponent(Graphics g) {

        BufferedImage img = getLayoutControl().getImage();

        BufferedImage imgRuler = getLayoutControl().getImgRuler();

        g.drawImage(img, 0, 0, getLayoutControl().getComponent());

        g.drawImage(imgRuler, 0, 0, getLayoutControl().getComponent());

        g.setColor(Color.black);

        g.setXORMode(Color.white);

        // Borramos el anterior

        Rectangle r = new Rectangle();

        // Dibujamos el actual

        if (dragged && (getLayoutControl().getFirstPoint() != null)

            && (getLayoutControl().getLastPoint() != null)) {

            r.setFrameFromDiagonal(getLayoutControl().getFirstPoint(),

                getLayoutControl().getLastPoint());

            g.drawRect(r.x, r.y, r.width, r.height);

        }

        IFFrame[] frames =

            getLayoutControl().getLayoutContext().getFFrameSelected();

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

            g.setColor(Color.black);

            frames[i].drawHandlers((Graphics2D) g);

        }

        g.setPaintMode();

    }

    /**

     * @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);

        dragged = false;

    }

    /**

     * 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);

        dragged = true;

    }

    /**

     * @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;

    }

}