scripts/python/FGFSDemo.py

   1 import Tix
   2 from Tkconstants import *
   3 from FlightGear import FlightGear
   4
   5 import sys
   6 import socket
   7
   8 class PropertyField:
   9     def __init__(self, parent, prop, label):
  10         self.prop = prop
  11         self.field = Tix.LabelEntry( parent, label=label,
  12              options='''
  13              label.width 30
  14              label.anchor e
  15              entry.width 30
  16              ''' )
  17         self.field.pack( side=Tix.TOP, padx=20, pady=2 )
  18
  19     def update_field(self,fgfs):
  20         val = fgfs[self.prop]
  21         self.field.entry.delete(0,'end')
  22         self.field.entry.insert(0, val)
  23
  24 class PropertyPage(Tix.Frame):
  25     def __init__(self,parent,fgfs):
  26         Tix.Frame.__init__(self,parent)
  27         self.fgfs = fgfs
  28         self.pack( side=Tix.TOP, padx=2, pady=2, fill=Tix.BOTH, expand=1 )
  29         self.fields = []
  30
  31     def addField(self, prop, label):
  32         f = PropertyField(self, prop, label)
  33         self.fields.append(f)
  34
  35     def update_fields(self):
  36         for f in self.fields:
  37             f.update_field(self.fgfs)
  38             Tix.Frame.update(self)
  39
  40 class FGFSDemo(Tix.Frame):
  41     def __init__(self,fgfs,root=None):
  42         Tix.Frame.__init__(self,root)
  43         z = root.winfo_toplevel()
  44         z.wm_protocol("WM_DELETE_WINDOW", lambda self=self: self.quitcmd())
  45         self.fgfs = fgfs
  46         self.pack()
  47         self.pages = {}
  48         self.after_id = None
  49         self.createWidgets()
  50         self.update()
  51
  52     def createWidgets(self):
  53         self.nb = Tix.NoteBook(self)
  54         self.nb.add( 'sim', label='Simulation',
  55                      raisecmd= lambda self=self: self.update_page() )
  56         self.nb.add( 'view', label='View',
  57                      raisecmd= lambda self=self: self.update_page() )
  58         self.nb.add( 'loc', label='Location',
  59                      raisecmd= lambda self=self: self.update_page() )
  60         self.nb.add( 'weather', label='Weather',
  61                      raisecmd= lambda self=self: self.update_page() )
  62         self.nb.add( 'clouds', label='Clouds',
  63                      raisecmd= lambda self=self: self.update_page() )
  64         self.nb.add( 'velocities', label='Velocities',
  65                      raisecmd= lambda self=self: self.update_page() )
  66
  67         page = PropertyPage( self.nb.sim, self.fgfs )
  68         self.pages['sim'] = page
  69         page.addField( '/sim/aircraft', 'Aircraft:')
  70         page.addField( '/sim/startup/airport-id', 'Airport ID:')
  71         page.addField( '/sim/time/gmt', 'Current time (GMT):')
  72         page.addField( '/sim/startup/trim', 'Trim on ground (true/false):')
  73         page.addField( '/sim/sound/audible', 'Sound enabled (true/false):')
  74         page.addField( '/sim/startup/browser-app', 'Web browser:')
  75
  76         page = PropertyPage( self.nb.view, self.fgfs )
  77         self.pages['view'] = page
  78         page.addField( '/sim/view-mode', 'View mode:')
  79         page.addField( "/sim/current-view/field-of-view", "Field of view (deg):" )
  80         page.addField( "/sim/current-view/pitch-offset-deg", "View pitch offset (deg):" )
  81         page.addField( "/sim/current-view/heading-offset-deg", "View heading offset (deg):" )
  82
  83         page = PropertyPage( self.nb.loc, self.fgfs )
  84         self.pages['loc'] = page
  85         page.addField( "/position/altitude-ft", "Altitude (ft):" )
  86         page.addField( "/position/longitude-deg", "Longitude (deg):" )
  87         page.addField( "/position/latitude-deg", "Latitude (deg):" )
  88         page.addField( "/orientation/roll-deg", "Roll (deg):" )
  89         page.addField( "/orientation/pitch-deg", "Pitch (deg):" )
  90         page.addField( "/orientation/heading-deg", "Heading (deg):" )
  91
  92         page = PropertyPage( self.nb.weather, self.fgfs )
  93         self.pages['weather'] = page
  94         page.addField("/environment/wind-from-heading-deg",
  95                       "Wind direction (deg FROM):")
  96         page.addField("/environment/params/base-wind-speed-kt",
  97                       "Wind speed (kt):")
  98         page.addField("/environment/params/gust-wind-speed-kt",
  99                       "Maximum gust (kt):")
 100         page.addField("/environment/wind-from-down-fps",
 101                       "Updraft (fps):")
 102         page.addField("/environment/temperature-degc", "Temperature (degC):")
 103         page.addField("/environment/dewpoint-degc", "Dewpoint (degC):")
 104         page.addField("/environment/pressure-sea-level-inhg",
 105                       "Altimeter setting (inHG):")
 106
 107         page = PropertyPage( self.nb.clouds, self.fgfs )
 108         self.pages['clouds'] = page
 109         page.addField("/environment/clouds/layer[0]/type",
 110                       "Layer 0 type:")
 111         page.addField("/environment/clouds/layer[0]/elevation-ft",
 112                       "Layer 0 height (ft):")
 113         page.addField("/environment/clouds/layer[0]/thickness-ft",
 114                       "Layer 0 thickness (ft):")
 115         page.addField("/environment/clouds/layer[1]/type",
 116                       "Layer 1 type:")
 117         page.addField("/environment/clouds/layer[1]/elevation-ft",
 118                       "Layer 1 height (ft):")
 119         page.addField("/environment/clouds/layer[1]/thickness-ft",
 120                       "Layer 1 thickness (ft):")
 121         page.addField("/environment/clouds/layer[2]/type",
 122                       "Layer 2 type:")
 123         page.addField("/environment/clouds/layer[2]/elevation-ft",
 124                       "Layer 2 height (ft):")
 125         page.addField("/environment/clouds/layer[2]/thickness-ft",
 126                       "Layer 2 thickness (ft):")
 127         page.addField("/environment/clouds/layer[3]/type",
 128                       "Layer 3 type:")
 129         page.addField("/environment/clouds/layer[3]/elevation-ft",
 130                       "Layer 3 height (ft):")
 131         page.addField("/environment/clouds/layer[3]/thickness-ft",
 132                       "Layer 3 thickness (ft):")
 133         page.addField("/environment/clouds/layer[4]/type",
 134                       "Layer 4 type:")
 135         page.addField("/environment/clouds/layer[4]/elevation-ft",
 136                       "Layer 4 height (ft):")
 137         page.addField("/environment/clouds/layer[4]/thickness-ft",
 138                       "Layer 4 thickness (ft):")
 139
 140         page = PropertyPage( self.nb.velocities, self.fgfs )
 141         self.pages['velocities'] = page
 142         page.addField("/velocities/airspeed-kt", "Airspeed (kt):")
 143         page.addField("/velocities/speed-down-fps", "Descent speed (fps):")
 144
 145         self.nb.pack( expand=1, fill=Tix.BOTH, padx=5, pady=5, side=Tix.TOP )
 146
 147         self.QUIT = Tix.Button(self)
 148         self.QUIT['text'] = 'Quit'
 149         self.QUIT['command'] = self.quitcmd
 150         self.QUIT.pack({"side": "bottom"})
 151
 152     def quitcmd(self):
 153         if self.after_id:
 154             self.after_cancel(self.after_id)
 155         #self.quit()
 156         self.destroy()
 157
 158     def update_page(self):
 159         page = self.pages[ self.nb.raised() ]
 160         page.update_fields()
 161         self.update()
 162         self.after_id = self.after( 1000, lambda self=self: self.update_page() )
 163
 164 def main():
 165     if len(sys.argv) != 3:
 166         print 'Usage: %s host port' % sys.argv[0]
 167         sys.exit(1)
 168
 169     host = sys.argv[1]
 170     try:
 171         port = int( sys.argv[2] )
 172     except ValueError, msg:
 173         print 'Error: expected a number for port'
 174         sys.exit(1)
 175
 176     fgfs = None
 177     try:
 178         fgfs = FlightGear( host, port )
 179     except socket.error, msg:
 180         print 'Error connecting to flightgear:', msg[1]
 181         sys.exit(1)
 182
 183     root = Tix.Tk()
 184     app = FGFSDemo( fgfs, root )
 185     app.mainloop()
 186
 187 if __name__ == '__main__':
 188     main()
 189