svn-gvsig-desktop / tags / v1_0_2_Build_906 / libraries / libFMap / src / com / iver / cit / gvsig / fmap / tools / PanListenerImpl.java @ 10972
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1 | 1100 | fjp | /* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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2 | *
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3 | * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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4 | *
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5 | * This program is free software; you can redistribute it and/or
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6 | * modify it under the terms of the GNU General Public License
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7 | * as published by the Free Software Foundation; either version 2
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8 | * of the License, or (at your option) any later version.
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9 | *
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10 | * This program is distributed in the hope that it will be useful,
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11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 | * GNU General Public License for more details.
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14 | *
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15 | * You should have received a copy of the GNU General Public License
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16 | * along with this program; if not, write to the Free Software
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17 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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18 | *
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19 | * For more information, contact:
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20 | *
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21 | * Generalitat Valenciana
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22 | * Conselleria d'Infraestructures i Transport
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23 | * Av. Blasco Ib??ez, 50
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24 | * 46010 VALENCIA
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25 | * SPAIN
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26 | *
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27 | * +34 963862235
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28 | * gvsig@gva.es
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29 | * www.gvsig.gva.es
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30 | *
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31 | * or
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32 | *
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33 | * IVER T.I. S.A
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34 | * Salamanca 50
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35 | * 46005 Valencia
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36 | * Spain
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37 | *
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38 | * +34 963163400
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39 | * dac@iver.es
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40 | */
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41 | 288 | vcaballero | package com.iver.cit.gvsig.fmap.tools; |
42 | |||
43 | 1223 | fernando | import com.iver.cit.gvsig.fmap.MapControl; |
44 | 1050 | vcaballero | import com.iver.cit.gvsig.fmap.ViewPort; |
45 | import com.iver.cit.gvsig.fmap.tools.Events.MoveEvent; |
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46 | 1221 | fernando | import com.iver.cit.gvsig.fmap.tools.Listeners.PanListener; |
47 | 1050 | vcaballero | |
48 | 291 | vcaballero | import java.awt.Cursor; |
49 | import java.awt.Image; |
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50 | import java.awt.Point; |
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51 | import java.awt.Toolkit; |
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52 | 288 | vcaballero | import java.awt.geom.Point2D; |
53 | import java.awt.geom.Rectangle2D; |
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54 | |||
55 | 291 | vcaballero | import javax.swing.ImageIcon; |
56 | 288 | vcaballero | |
57 | 291 | vcaballero | |
58 | 288 | vcaballero | /**
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59 | 1050 | vcaballero | * Implementaci?n de la interfaz MoveListener como herramienta para realizar el
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60 | * Pan.
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61 | 288 | vcaballero | *
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62 | * @author Vicente Caballero Navarro
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63 | */
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64 | 1221 | fernando | public class PanListenerImpl implements PanListener { |
65 | 1223 | fernando | private final Image ipan = new ImageIcon(MapControl.class.getResource( |
66 | 1050 | vcaballero | "images/Hand.gif")).getImage();
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67 | 291 | vcaballero | private Cursor cur = Toolkit.getDefaultToolkit().createCustomCursor(ipan, |
68 | 1050 | vcaballero | new Point(16, 16), ""); |
69 | 1223 | fernando | private MapControl mapControl;
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70 | 288 | vcaballero | |
71 | 1050 | vcaballero | /**
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72 | * Crea un nuevo RectangleListenerImpl.
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73 | *
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74 | * @param mapControl MapControl.
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75 | */
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76 | 1223 | fernando | public PanListenerImpl(MapControl mapControl) {
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77 | 1050 | vcaballero | this.mapControl = mapControl;
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78 | } |
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79 | 288 | vcaballero | |
80 | /**
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81 | 1221 | fernando | * @see com.iver.cit.gvsig.fmap.tools.Listeners.PanListener#move(java.awt.geom.Point2D,
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82 | 1050 | vcaballero | * java.awt.geom.Point2D)
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83 | 288 | vcaballero | */
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84 | public void move(MoveEvent event) { |
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85 | 363 | fernando | ViewPort vp = mapControl.getMapContext().getViewPort(); |
86 | 1050 | vcaballero | |
87 | 980 | fjp | // System.out.println(vp);
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88 | 1050 | vcaballero | Point2D from = vp.toMapPoint(event.getFrom());
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89 | Point2D to = vp.toMapPoint(event.getTo());
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90 | 291 | vcaballero | |
91 | 1050 | vcaballero | Rectangle2D.Double r = new Rectangle2D.Double(); |
92 | Rectangle2D extent = vp.getExtent();
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93 | r.x = extent.getX() - (to.getX() - from.getX()); |
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94 | r.y = extent.getY() - (to.getY() - from.getY()); |
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95 | r.width = extent.getWidth(); |
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96 | r.height = extent.getHeight(); |
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97 | vp.setExtent(r); |
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98 | 10656 | caballero | mapControl.getMapContext().clearAllCachingImageDrawnLayers(); |
99 | 1050 | vcaballero | // mapControl.drawMap();
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100 | } |
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101 | |||
102 | 291 | vcaballero | /**
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103 | * @see com.iver.cit.gvsig.fmap.tools.Listeners.ToolListener#getCursor()
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104 | */
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105 | public Cursor getCursor() { |
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106 | return cur;
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107 | } |
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108 | 363 | fernando | |
109 | /**
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110 | * @see com.iver.cit.gvsig.fmap.tools.Listeners.ToolListener#cancelDrawing()
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111 | */
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112 | public boolean cancelDrawing() { |
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113 | return true; |
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114 | } |
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115 | 288 | vcaballero | } |