| gvSIG desktop 1

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

 *

 * Copyright (C) 2005 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.symbology.gui.styling.editortools;

import java.awt.Cursor;

import java.awt.Point;

import java.awt.Rectangle;

import java.awt.Toolkit;

import java.awt.event.MouseEvent;

import java.awt.geom.Point2D;

import javax.swing.AbstractButton;

import javax.swing.ImageIcon;

import javax.swing.JComponent;

import javax.swing.JToggleButton;

import com.iver.andami.PluginServices;

import com.iver.cit.gvsig.fmap.core.styles.ILabelStyle;

import com.iver.cit.gvsig.gui.styling.EditorTool;

/**

 * 

 * SimpleLabelStylePanTool.java

 *

 * 

 * @author jaume dominguez faus - jaume.dominguez@iver.es Jan 7, 2008

 *

 */

public class LabelStylePanTool extends EditorTool {

        private JToggleButton btnPan;

        private Cursor cursor;

        private Point pIni, pEnd;

        private ILabelStyle style;

        public LabelStylePanTool(JComponent owner) {

                super(owner);

        }

        public Cursor getCursor() {

                if (cursor == null) {

                        ImageIcon cursorImage = new ImageIcon(PluginServices.getIconTheme().get("hand-icon").getImage());

                        cursor = Toolkit.getDefaultToolkit().createCustomCursor(cursorImage.getImage(),

                                        new Point(16, 16), "");

                }

                return cursor;

        }

        public void mousePressed(MouseEvent e) {

                Rectangle bounds = owner.getBounds();

                Point2D marker = style.getMarkerPoint();

                pIni = new Point((int) (marker.getX()*bounds.width), bounds.height - (int) (marker.getY()*bounds.height));

                pEnd = e.getPoint();

        }

        public void mouseReleased(MouseEvent e) {

        }

        public void mouseDragged(MouseEvent e) {

                pEnd = e.getPoint();

                Rectangle bounds = owner.getBounds();

                double xOffset = (pEnd.getX() - pIni.getX())/bounds.getWidth();

                double yOffset = (pEnd.getY() - pIni.getY())/bounds.getHeight();

                Point2D marker = style.getMarkerPoint();

                marker.setLocation(xOffset, -yOffset);

                owner.repaint();

        }

        @Override

        public AbstractButton getButton() {

                return getBtnPan();

        }

        private JToggleButton getBtnPan() {

                if (btnPan == null) {

                        btnPan = new JToggleButton(PluginServices.getIconTheme().get("hand-icon"));

                        btnPan.setToolTipText(PluginServices.getText(this, "offset_label"));

                        btnPan.setPreferredSize(EditorTool.SMALL_BTN_SIZE);

                        btnPan.setSize(EditorTool.SMALL_BTN_SIZE);

                }

                return btnPan;

        }

        @Override

        public String getID() {

                return "1";

        }

        @Override

        public boolean isSuitableFor(Object obj) {

                return obj instanceof ILabelStyle;

        }

        @Override

        public void setModel(Object objectToBeEdited) {

                style = (ILabelStyle) objectToBeEdited;

        }

}