git.gag.com Git - fw/altos/blob - telegps/TeleGPSStatus.java

   1 /*
   2  * Copyright © 2010 Keith Packard <keithp@keithp.com>
   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 org.altusmetrum.telegps;
  19
  20 import java.awt.*;
  21 import javax.swing.*;
  22 import org.altusmetrum.altoslib_4.*;
  23 import org.altusmetrum.altosuilib_2.*;
  24
  25 public class TeleGPSStatus extends JComponent implements AltosFlightDisplay {
  26         GridBagLayout   layout;
  27
  28         public class Value {
  29                 JLabel          label;
  30                 JTextField      value;
  31
  32                 void show(AltosState state, AltosListenerState listener_state) {}
  33
  34                 void reset() {
  35                         value.setText("");
  36                 }
  37
  38                 void set_font() {
  39                         label.setFont(AltosUILib.status_font);
  40                         value.setFont(AltosUILib.status_font);
  41                 }
  42
  43                 void setVisible(boolean visible) {
  44                         label.setVisible(visible);
  45                         value.setVisible(visible);
  46                 }
  47
  48                 public Value (GridBagLayout layout, int x, String text) {
  49                         GridBagConstraints      c = new GridBagConstraints();
  50                         c.insets = new Insets(5, 5, 5, 5);
  51                         c.anchor = GridBagConstraints.CENTER;
  52                         c.fill = GridBagConstraints.BOTH;
  53                         c.weightx = 1;
  54                         c.weighty = 1;
  55
  56                         label = new JLabel(text);
  57                         label.setFont(AltosUILib.status_font);
  58                         label.setHorizontalAlignment(SwingConstants.CENTER);
  59                         c.gridx = x; c.gridy = 0;
  60                         layout.setConstraints(label, c);
  61                         add(label);
  62
  63                         value = new JTextField("");
  64                         value.setEditable(false);
  65                         value.setFont(AltosUILib.status_font);
  66                         value.setHorizontalAlignment(SwingConstants.CENTER);
  67                         c.gridx = x; c.gridy = 1;
  68                         layout.setConstraints(value, c);
  69                         add(value);
  70                 }
  71         }
  72
  73         class Call extends Value {
  74                 String  call;
  75
  76                 void show(AltosState state, AltosListenerState listener_state) {
  77                         if (state.callsign != call) {
  78                                 value.setText(state.callsign);
  79                                 call = state.callsign;
  80                         }
  81                         if (state.callsign == null)
  82                                 setVisible(false);
  83                         else
  84                                 setVisible(true);
  85                 }
  86                 public Call (GridBagLayout layout, int x) {
  87                         super (layout, x, "Callsign");
  88                 }
  89         }
  90
  91         Call call;
  92
  93         class Serial extends Value {
  94                 int     serial = -1;
  95                 void show(AltosState state, AltosListenerState listener_state) {
  96                         if (state.serial != serial) {
  97                                 if (state.serial == AltosLib.MISSING)
  98                                         value.setText("none");
  99                                 else
 100                                         value.setText(String.format("%d", state.serial));
 101                                 serial = state.serial;
 102                         }
 103                 }
 104                 public Serial (GridBagLayout layout, int x) {
 105                         super (layout, x, "Serial");
 106                 }
 107         }
 108
 109         Serial serial;
 110
 111         class RSSI extends Value {
 112                 int     rssi = 10000;
 113
 114                 void show(AltosState state, AltosListenerState listener_state) {
 115                         int     new_rssi = state.rssi();
 116
 117                         if (new_rssi != rssi) {
 118                                 value.setText(String.format("%d", new_rssi));
 119                                 if (state.rssi == AltosLib.MISSING)
 120                                         setVisible(false);
 121                                 else
 122                                         setVisible(true);
 123                                 rssi = new_rssi;
 124                         }
 125                 }
 126                 public RSSI (GridBagLayout layout, int x) {
 127                         super (layout, x, "RSSI");
 128                 }
 129         }
 130
 131         RSSI rssi;
 132
 133         class LastPacket extends Value {
 134
 135                 long    last_secs = -1;
 136
 137                 void show(AltosState state, AltosListenerState listener_state) {
 138                         long secs = (System.currentTimeMillis() - state.received_time + 500) / 1000;
 139
 140                         if (secs != last_secs) {
 141                                 value.setText(String.format("%d", secs));
 142                                 last_secs = secs;
 143                         }
 144                 }
 145                 public LastPacket(GridBagLayout layout, int x) {
 146                         super (layout, x, "Age");
 147                 }
 148         }
 149
 150         LastPacket last_packet;
 151
 152         public void reset () {
 153                 call.reset();
 154                 serial.reset();
 155                 rssi.reset();
 156                 last_packet.reset();
 157         }
 158
 159         public void font_size_changed(int font_size) {
 160                 call.set_font();
 161                 serial.set_font();
 162                 rssi.set_font();
 163                 last_packet.set_font();
 164         }
 165
 166         public void units_changed(boolean imperial_units) {
 167         }
 168
 169         public void show (AltosState state, AltosListenerState listener_state) {
 170                 call.show(state, listener_state);
 171                 serial.show(state, listener_state);
 172                 rssi.show(state, listener_state);
 173                 last_packet.show(state, listener_state);
 174         }
 175
 176         public int height() {
 177                 Dimension d = layout.preferredLayoutSize(this);
 178                 return d.height;
 179         }
 180
 181         public TeleGPSStatus() {
 182                 layout = new GridBagLayout();
 183
 184                 setLayout(layout);
 185
 186                 call = new Call(layout, 0);
 187                 serial = new Serial(layout, 1);
 188                 rssi = new RSSI(layout, 4);
 189                 last_packet = new LastPacket(layout, 5);
 190         }
 191 }