flightgear/scripts/python/FGFSDemo.py

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7.5 KiB
Python
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2022-10-20 20:29:11 +08:00
#! /usr/bin/env python3
# -*- coding: utf-8 -*-
from tkinter import tix as Tix
from FlightGear import FlightGear
import os
import socket
import sys
PROGNAME = os.path.basename(sys.argv[0])
class PropertyField:
def __init__(self, parent, prop, label):
self.prop = prop
self.field = Tix.LabelEntry( parent, label=label,
options='''
label.width 30
label.anchor e
entry.width 30
''' )
self.field.pack( side=Tix.TOP, padx=20, pady=2 )
def update_field(self,fgfs):
val = fgfs[self.prop]
self.field.entry.delete(0,'end')
self.field.entry.insert(0, val)
class PropertyPage(Tix.Frame):
def __init__(self,parent,fgfs):
Tix.Frame.__init__(self,parent)
self.fgfs = fgfs
self.pack( side=Tix.TOP, padx=2, pady=2, fill=Tix.BOTH, expand=1 )
self.fields = []
def addField(self, prop, label):
f = PropertyField(self, prop, label)
self.fields.append(f)
def update_fields(self):
for f in self.fields:
f.update_field(self.fgfs)
Tix.Frame.update(self)
class FGFSDemo(Tix.Frame):
def __init__(self,fgfs,root=None):
Tix.Frame.__init__(self,root)
z = root.winfo_toplevel()
z.wm_protocol("WM_DELETE_WINDOW", lambda self=self: self.quitcmd())
self.fgfs = fgfs
self.pack()
self.pages = {}
self.after_id = None
self.createWidgets()
self.update()
def createWidgets(self):
self.nb = Tix.NoteBook(self)
self.nb.add( 'sim', label='Simulation',
raisecmd= lambda self=self: self.update_page() )
self.nb.add( 'view', label='View',
raisecmd= lambda self=self: self.update_page() )
self.nb.add( 'loc', label='Location',
raisecmd= lambda self=self: self.update_page() )
self.nb.add( 'weather', label='Weather',
raisecmd= lambda self=self: self.update_page() )
self.nb.add( 'clouds', label='Clouds',
raisecmd= lambda self=self: self.update_page() )
self.nb.add( 'velocities', label='Velocities',
raisecmd= lambda self=self: self.update_page() )
page = PropertyPage( self.nb.sim, self.fgfs )
self.pages['sim'] = page
page.addField( '/sim/aircraft', 'Aircraft:')
page.addField( '/sim/presets/airport-id', 'Airport ID:')
page.addField( '/sim/time/gmt', 'Current time (GMT):')
page.addField( '/sim/presets/trim', 'Trim on ground (true/false):')
page.addField( '/sim/sound/enabled', 'Sound enabled (true/false):')
page.addField( '/sim/startup/browser-app', 'Web browser:')
page = PropertyPage( self.nb.view, self.fgfs )
self.pages['view'] = page
page.addField( '/sim/view-mode', 'View mode:')
page.addField( "/sim/current-view/field-of-view", "Field of view (deg):" )
page.addField( "/sim/current-view/pitch-offset-deg", "View pitch offset (deg):" )
page.addField( "/sim/current-view/heading-offset-deg", "View heading offset (deg):" )
page = PropertyPage( self.nb.loc, self.fgfs )
self.pages['loc'] = page
page.addField( "/position/altitude-ft", "Altitude (ft):" )
page.addField( "/position/longitude-deg", "Longitude (deg):" )
page.addField( "/position/latitude-deg", "Latitude (deg):" )
page.addField( "/orientation/roll-deg", "Roll (deg):" )
page.addField( "/orientation/pitch-deg", "Pitch (deg):" )
page.addField( "/orientation/heading-deg", "Heading (deg):" )
page = PropertyPage( self.nb.weather, self.fgfs )
self.pages['weather'] = page
page.addField("/environment/wind-from-heading-deg",
"Wind direction (deg FROM):")
page.addField("/environment/metar/base-wind-speed-kt",
"Wind speed (kt):")
page.addField("/environment/metar/gust-wind-speed-kt",
"Maximum gust (kt):")
page.addField("/environment/wind-from-down-fps",
"Updraft (fps):")
page.addField("/environment/temperature-degc", "Temperature (degC):")
page.addField("/environment/dewpoint-degc", "Dewpoint (degC):")
page.addField("/environment/pressure-sea-level-inhg",
"Altimeter setting (inHG):")
page = PropertyPage( self.nb.clouds, self.fgfs )
self.pages['clouds'] = page
page.addField("/environment/clouds/layer[0]/layer-type",
"Layer 0 type:")
page.addField("/environment/clouds/layer[0]/elevation-ft",
"Layer 0 height (ft):")
page.addField("/environment/clouds/layer[0]/thickness-ft",
"Layer 0 thickness (ft):")
page.addField("/environment/clouds/layer[1]/layer-type",
"Layer 1 type:")
page.addField("/environment/clouds/layer[1]/elevation-ft",
"Layer 1 height (ft):")
page.addField("/environment/clouds/layer[1]/thickness-ft",
"Layer 1 thickness (ft):")
page.addField("/environment/clouds/layer[2]/layer-type",
"Layer 2 type:")
page.addField("/environment/clouds/layer[2]/elevation-ft",
"Layer 2 height (ft):")
page.addField("/environment/clouds/layer[2]/thickness-ft",
"Layer 2 thickness (ft):")
page.addField("/environment/clouds/layer[3]/layer-type",
"Layer 3 type:")
page.addField("/environment/clouds/layer[3]/elevation-ft",
"Layer 3 height (ft):")
page.addField("/environment/clouds/layer[3]/thickness-ft",
"Layer 3 thickness (ft):")
page.addField("/environment/clouds/layer[4]/layer-type",
"Layer 4 type:")
page.addField("/environment/clouds/layer[4]/elevation-ft",
"Layer 4 height (ft):")
page.addField("/environment/clouds/layer[4]/thickness-ft",
"Layer 4 thickness (ft):")
page = PropertyPage( self.nb.velocities, self.fgfs )
self.pages['velocities'] = page
page.addField("/velocities/airspeed-kt", "Airspeed (kt):")
page.addField("/velocities/speed-down-fps", "Descent speed (fps):")
self.nb.pack( expand=1, fill=Tix.BOTH, padx=5, pady=5, side=Tix.TOP )
self.QUIT = Tix.Button(self)
self.QUIT['text'] = 'Quit'
self.QUIT['command'] = self.quitcmd
self.QUIT.pack({"side": "bottom"})
def quitcmd(self):
if self.after_id:
self.after_cancel(self.after_id)
#self.quit()
self.destroy()
def update_page(self):
page = self.pages[ self.nb.raised() ]
page.update_fields()
self.update()
self.after_id = self.after( 1000, lambda self=self: self.update_page() )
def main():
if len(sys.argv) != 3:
print('Usage: {} host port'.format(PROGNAME))
sys.exit(1)
host = sys.argv[1]
try:
port = int( sys.argv[2] )
except ValueError:
print('Error: expected a number for the port argument, not {!r}'
.format(sys.argv[2]))
sys.exit(1)
fgfs = None
try:
fgfs = FlightGear( host, port )
except socket.error as msg:
print('Error connecting to flightgear:', msg.strerror)
sys.exit(1)
root = Tix.Tk()
app = FGFSDemo( fgfs, root )
app.mainloop()
if __name__ == '__main__':
main()