svn-gvsig-desktop / tags / v1_0_2_Build_902 / libraries / libFMap / src / com / iver / cit / gvsig / fmap / tools / ZoomOutListenerImpl.java @ 10681
History | View | Annotate | Download (3.47 KB)
1 | 1100 | fjp | /* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
|
---|---|---|---|
2 | *
|
||
3 | * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
|
||
4 | *
|
||
5 | * This program is free software; you can redistribute it and/or
|
||
6 | * modify it under the terms of the GNU General Public License
|
||
7 | * as published by the Free Software Foundation; either version 2
|
||
8 | * of the License, or (at your option) any later version.
|
||
9 | *
|
||
10 | * This program is distributed in the hope that it will be useful,
|
||
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
13 | * GNU General Public License for more details.
|
||
14 | *
|
||
15 | * You should have received a copy of the GNU General Public License
|
||
16 | * along with this program; if not, write to the Free Software
|
||
17 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
|
||
18 | *
|
||
19 | * For more information, contact:
|
||
20 | *
|
||
21 | * Generalitat Valenciana
|
||
22 | * Conselleria d'Infraestructures i Transport
|
||
23 | * Av. Blasco Ib??ez, 50
|
||
24 | * 46010 VALENCIA
|
||
25 | * SPAIN
|
||
26 | *
|
||
27 | * +34 963862235
|
||
28 | * gvsig@gva.es
|
||
29 | * www.gvsig.gva.es
|
||
30 | *
|
||
31 | * or
|
||
32 | *
|
||
33 | * IVER T.I. S.A
|
||
34 | * Salamanca 50
|
||
35 | * 46005 Valencia
|
||
36 | * Spain
|
||
37 | *
|
||
38 | * +34 963163400
|
||
39 | * dac@iver.es
|
||
40 | */
|
||
41 | 288 | vcaballero | package com.iver.cit.gvsig.fmap.tools; |
42 | |||
43 | 6878 | cesar | import com.iver.cit.gvsig.fmap.MapContext; |
44 | 1223 | fernando | import com.iver.cit.gvsig.fmap.MapControl; |
45 | 1050 | vcaballero | import com.iver.cit.gvsig.fmap.ViewPort; |
46 | import com.iver.cit.gvsig.fmap.tools.Events.PointEvent; |
||
47 | import com.iver.cit.gvsig.fmap.tools.Listeners.PointListener; |
||
48 | |||
49 | 291 | vcaballero | import java.awt.Cursor; |
50 | import java.awt.Image; |
||
51 | import java.awt.Point; |
||
52 | import java.awt.Toolkit; |
||
53 | 288 | vcaballero | import java.awt.geom.Point2D; |
54 | import java.awt.geom.Rectangle2D; |
||
55 | |||
56 | 291 | vcaballero | import javax.swing.ImageIcon; |
57 | |||
58 | 288 | vcaballero | |
59 | /**
|
||
60 | 1050 | vcaballero | * Implementaci?n de la interfaz PointListener como herramienta para realizar
|
61 | * un zoom menos.
|
||
62 | 288 | vcaballero | *
|
63 | * @author Vicente Caballero Navarro
|
||
64 | */
|
||
65 | public class ZoomOutListenerImpl implements PointListener { |
||
66 | 1223 | fernando | private final Image izoomout = new ImageIcon(MapControl.class.getResource( |
67 | 1050 | vcaballero | "images/ZoomOutCursor.gif")).getImage();
|
68 | 291 | vcaballero | private Cursor cur = Toolkit.getDefaultToolkit().createCustomCursor(izoomout, |
69 | 1050 | vcaballero | new Point(16, 16), ""); |
70 | 1223 | fernando | private MapControl mapControl;
|
71 | 288 | vcaballero | |
72 | 1050 | vcaballero | /**
|
73 | * Crea un nuevo ZoomOutListenerImpl.
|
||
74 | *
|
||
75 | * @param mapControl MapControl.
|
||
76 | */
|
||
77 | 1223 | fernando | public ZoomOutListenerImpl(MapControl mapControl) {
|
78 | 1050 | vcaballero | this.mapControl = mapControl;
|
79 | } |
||
80 | 288 | vcaballero | |
81 | 1050 | vcaballero | /**
|
82 | * @see com.iver.cit.gvsig.fmap.tools.Listeners.PointListener#point(com.iver.cit.gvsig.fmap.tools.PointEvent)
|
||
83 | */
|
||
84 | public void point(PointEvent event) { |
||
85 | ViewPort vp = mapControl.getMapContext().getViewPort(); |
||
86 | Point2D p2 = vp.toMapPoint(event.getPoint());
|
||
87 | 288 | vcaballero | |
88 | 1050 | vcaballero | double nuevoX;
|
89 | double nuevoY;
|
||
90 | 6878 | cesar | double factor = 1/MapContext.ZOOMOUTFACTOR; |
91 | 1050 | vcaballero | Rectangle2D.Double r = new Rectangle2D.Double(); |
92 | 288 | vcaballero | |
93 | 1050 | vcaballero | nuevoX = p2.getX() - ((vp.getExtent().getWidth() * factor) / 2.0);
|
94 | nuevoY = p2.getY() - ((vp.getExtent().getHeight() * factor) / 2.0);
|
||
95 | r.x = nuevoX; |
||
96 | r.y = nuevoY; |
||
97 | r.width = vp.getExtent().getWidth() * factor; |
||
98 | r.height = vp.getExtent().getHeight() * factor; |
||
99 | 288 | vcaballero | |
100 | 1050 | vcaballero | vp.setExtent(r); |
101 | 10656 | caballero | mapControl.getMapContext().clearAllCachingImageDrawnLayers(); |
102 | 1243 | fjp | // mapControl.drawMap(false);
|
103 | 1050 | vcaballero | } |
104 | |||
105 | 291 | vcaballero | /**
|
106 | * @see com.iver.cit.gvsig.fmap.tools.Listeners.ToolListener#getCursor()
|
||
107 | */
|
||
108 | public Cursor getCursor() { |
||
109 | return cur;
|
||
110 | } |
||
111 | 363 | fernando | |
112 | /**
|
||
113 | * @see com.iver.cit.gvsig.fmap.tools.Listeners.ToolListener#cancelDrawing()
|
||
114 | */
|
||
115 | public boolean cancelDrawing() { |
||
116 | 1243 | fjp | System.out.println("cancelDrawing del ZoomOutListenerImpl"); |
117 | 363 | fernando | return true; |
118 | } |
||
119 | 4226 | caballero | |
120 | public void pointDoubleClick(PointEvent event) { |
||
121 | // TODO Auto-generated method stub
|
||
122 | |||
123 | } |
||
124 | 288 | vcaballero | } |