root / branches / v2_0_0_prep / libraries / libFMap_controls / src / org / gvsig / fmap / mapcontrol / tools / Behavior / MoveBehavior.java @ 30327
History | View | Annotate | Download (5.04 KB)
1 |
/* 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 |
package org.gvsig.fmap.mapcontrol.tools.Behavior; |
42 |
|
43 |
import java.awt.Color; |
44 |
import java.awt.Graphics; |
45 |
import java.awt.event.MouseEvent; |
46 |
import java.awt.geom.Point2D; |
47 |
|
48 |
import org.gvsig.fmap.mapcontrol.MapControlDrawer; |
49 |
import org.gvsig.fmap.mapcontrol.tools.BehaviorException; |
50 |
import org.gvsig.fmap.mapcontrol.tools.Events.MoveEvent; |
51 |
import org.gvsig.fmap.mapcontrol.tools.Listeners.PanListener; |
52 |
import org.gvsig.fmap.mapcontrol.tools.Listeners.ToolListener; |
53 |
|
54 |
|
55 |
|
56 |
/**
|
57 |
* <p>Behavior that permits user to move the image of the associated
|
58 |
* <code>MapControl</code> using a {@link PanListener PanListener}.</p>
|
59 |
*
|
60 |
* @author Vicente Caballero Navarro
|
61 |
* @author Pablo Piqueras Bartolom?
|
62 |
*/
|
63 |
public class MoveBehavior extends Behavior { |
64 |
/**
|
65 |
* First point of the path in image coordinates.
|
66 |
*/
|
67 |
private Point2D m_FirstPoint; |
68 |
|
69 |
/**
|
70 |
* Last point of the path in image coordinates.
|
71 |
*/
|
72 |
private Point2D m_LastPoint; |
73 |
|
74 |
/**
|
75 |
* Tool listener used to work with the <code>MapControl</code> object.
|
76 |
*
|
77 |
* @see #getListener()
|
78 |
* @see #setListener(ToolListener)
|
79 |
*/
|
80 |
private PanListener listener;
|
81 |
private boolean isButton1; |
82 |
|
83 |
/**
|
84 |
* <p>Creates a new behavior for moving the mouse.</p>
|
85 |
*
|
86 |
* @param pli listener used to permit this object to work with the associated <code>MapControl</code>
|
87 |
*/
|
88 |
public MoveBehavior(PanListener pli) {
|
89 |
listener = pli; |
90 |
} |
91 |
|
92 |
/*
|
93 |
* (non-Javadoc)
|
94 |
* @see com.iver.cit.gvsig.fmap.tools.Behavior.Behavior#paintComponent(java.awt.Graphics)
|
95 |
*/
|
96 |
public void paintComponent(MapControlDrawer renderer) { |
97 |
Color theBackColor = getMapControl().getMapContext().getViewPort().getBackColor();
|
98 |
if (theBackColor == null) |
99 |
renderer.setColor(Color.WHITE);
|
100 |
else
|
101 |
renderer.setColor(theBackColor); |
102 |
renderer.setColor(getMapControl().getMapContext().getViewPort().getBackColor()); |
103 |
renderer.fillRect(0, 0, getMapControl().getWidth(), getMapControl().getHeight()); |
104 |
|
105 |
if (getMapControl().getImage() != null) { |
106 |
if ((m_FirstPoint != null) && (m_LastPoint != null)) { |
107 |
renderer.drawImage(getMapControl().getImage(), |
108 |
(int) (m_LastPoint.getX() - m_FirstPoint.getX()),
|
109 |
(int) (m_LastPoint.getY() - m_FirstPoint.getY()));
|
110 |
} else {
|
111 |
super.paintComponent(renderer);
|
112 |
} |
113 |
} |
114 |
} |
115 |
|
116 |
/*
|
117 |
* (non-Javadoc)
|
118 |
* @see com.iver.cit.gvsig.fmap.tools.Behavior.Behavior#mousePressed(java.awt.event.MouseEvent)
|
119 |
*/
|
120 |
public void mousePressed(MouseEvent e) { |
121 |
if (e.getButton() == MouseEvent.BUTTON1) { |
122 |
isButton1 = true;
|
123 |
m_FirstPoint = e.getPoint(); |
124 |
}else{
|
125 |
isButton1 = false;
|
126 |
} |
127 |
|
128 |
if (listener.cancelDrawing()) {
|
129 |
getMapControl().cancelDrawing(); |
130 |
} |
131 |
} |
132 |
|
133 |
/*
|
134 |
* (non-Javadoc)
|
135 |
* @see com.iver.cit.gvsig.fmap.tools.Behavior.Behavior#mouseReleased(java.awt.event.MouseEvent)
|
136 |
*/
|
137 |
public void mouseReleased(MouseEvent e) throws BehaviorException { |
138 |
if (e.getButton() == MouseEvent.BUTTON1 && m_FirstPoint!=null) { |
139 |
MoveEvent event = new MoveEvent(m_FirstPoint, e.getPoint(), e);
|
140 |
listener.move(event); |
141 |
|
142 |
// System.out.println("mouseReleased");
|
143 |
getMapControl().drawMap(true);
|
144 |
} |
145 |
|
146 |
m_FirstPoint = null;
|
147 |
} |
148 |
|
149 |
/*
|
150 |
* (non-Javadoc)
|
151 |
* @see com.iver.cit.gvsig.fmap.tools.Behavior.Behavior#mouseDragged(java.awt.event.MouseEvent)
|
152 |
*/
|
153 |
public void mouseDragged(MouseEvent e) { |
154 |
if (isButton1){
|
155 |
m_LastPoint = e.getPoint(); |
156 |
getMapControl().repaint(); |
157 |
} |
158 |
} |
159 |
|
160 |
/**
|
161 |
* <p>Sets a tool listener to work with the <code>MapControl</code> using this behavior.</p>
|
162 |
*
|
163 |
* @param listener a <code>PanListener</code> object for this behavior
|
164 |
*/
|
165 |
public void setListener(ToolListener listener) { |
166 |
this.listener = (PanListener) listener;
|
167 |
} |
168 |
|
169 |
/*
|
170 |
* (non-Javadoc)
|
171 |
* @see com.iver.cit.gvsig.fmap.tools.Behavior.Behavior#getListener()
|
172 |
*/
|
173 |
public ToolListener getListener() {
|
174 |
return listener;
|
175 |
} |
176 |
} |