altosui: improve sitemap scrolling behaviour
[fw/altos] / ao-tools / altosui / AltosSiteMapTile.java
1 /*
2  * Copyright © 2010 Anthony Towns <aj@erisian.com.au>
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation; version 2 of the License.
7  *
8  * This program is distributed in the hope that it will be useful, but
9  * WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
11  * General Public License for more details.
12  *
13  * You should have received a copy of the GNU General Public License along
14  * with this program; if not, write to the Free Software Foundation, Inc.,
15  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
16  */
17
18 package altosui;
19
20 import java.awt.*;
21 import java.awt.image.*;
22 import java.awt.event.*;
23 import javax.swing.*;
24 import javax.imageio.ImageIO;
25 import javax.swing.table.*;
26 import java.io.*;
27 import java.util.*;
28 import java.text.*;
29 import java.util.prefs.*;
30 import java.lang.Math;
31 import java.awt.geom.Point2D;
32 import java.awt.geom.Line2D;
33
34 public class AltosSiteMapTile extends JLayeredPane {
35         JLabel mapLabel;
36         JLabel draw;
37         Graphics2D g2d;
38
39         public void loadMap(ImageIcon icn) {
40                 mapLabel.setIcon(icn);
41         }
42
43         static Color stateColors[] = {
44                 Color.WHITE,  // startup
45                 Color.WHITE,  // idle
46                 Color.WHITE,  // pad
47                 Color.RED,    // boost
48                 Color.PINK,   // fast
49                 Color.YELLOW, // coast
50                 Color.CYAN,   // drogue
51                 Color.BLUE,   // main
52                 Color.BLACK   // landed
53         };
54
55         private boolean drawn_landed_circle = false;
56         private boolean drawn_boost_circle = false;
57         public synchronized void show(AltosState state, int crc_errors,
58                                       Point2D.Double last_pt, Point2D.Double pt)
59         {
60                 if (0 <= state.state && state.state < stateColors.length) {
61                         g2d.setColor(stateColors[state.state]);
62                 }
63                 g2d.draw(new Line2D.Double(last_pt, pt));
64
65                 if (state.state == 3 && !drawn_boost_circle) {
66                         drawn_boost_circle = true;
67                         g2d.setColor(Color.RED);
68                         g2d.drawOval((int)last_pt.x-5, (int)last_pt.y-5, 10, 10);
69                         g2d.drawOval((int)last_pt.x-20, (int)last_pt.y-20, 40, 40);
70                         g2d.drawOval((int)last_pt.x-35, (int)last_pt.y-35, 70, 70);
71                 }
72                 if (state.state == 8 && !drawn_landed_circle) {
73                         drawn_landed_circle = true;
74                         g2d.setColor(Color.BLACK);
75                         g2d.drawOval((int)pt.x-5, (int)pt.y-5, 10, 10);
76                         g2d.drawOval((int)pt.x-20, (int)pt.y-20, 40, 40);
77                         g2d.drawOval((int)pt.x-35, (int)pt.y-35, 70, 70);
78                 }
79
80                 repaint();
81         }
82
83         public static Graphics2D fillLabel(JLabel l, Color c, int px_size) {
84                 BufferedImage img = new BufferedImage(px_size, px_size,
85                                                       BufferedImage.TYPE_INT_ARGB);
86                 Graphics2D g = img.createGraphics();
87                 g.setColor(c);
88                 g.fillRect(0, 0, px_size, px_size);
89                 l.setIcon(new ImageIcon(img));
90                 return g;
91         }
92
93         public AltosSiteMapTile(int px_size) {
94                 setPreferredSize(new Dimension(px_size, px_size));
95
96                 mapLabel = new JLabel();
97                 fillLabel(mapLabel, Color.GRAY, px_size);
98                 mapLabel.setOpaque(true);
99                 mapLabel.setBounds(0, 0, px_size, px_size);
100                 add(mapLabel, new Integer(0));
101
102                 draw = new JLabel();
103                 g2d = fillLabel(draw, new Color(127, 127, 127, 0), px_size);
104                 g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
105                                      RenderingHints.VALUE_ANTIALIAS_ON);
106                 g2d.setStroke(new BasicStroke(6, BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND));
107                 draw.setBounds(0, 0, px_size, px_size);
108                 draw.setOpaque(false);
109
110                 add(draw, new Integer(1));
111         }
112 }