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__doc__=""" GUIdemo.py
This is a very basic model, demonstrating the ease
of interfacing to SimGUI.
"""
from SimPy.Simulation import *
from SimPy.Monitor import *
from random import *
from SimPy.SimGUI import *
## Model components ------------------------
class Launcher(Process):
nrLaunched=0
def launch(self):
while True:
gui.writeConsole("Launch at %.1f"%now())
Launcher.nrLaunched+=1
gui.launchmonitor.observe(Launcher.nrLaunched)
yield hold,self,uniform(1,gui.params.maxFlightTime)
gui.writeConsole("Boom!!! Aaaah!! at %.1f"%now())
def model():
gui.launchmonitor=Monitor(name="Rocket counter",
ylab="nr launched",tlab="time")
initialize()
Launcher.nrLaunched=0
for i in range(gui.params.nrLaunchers):
lau=Launcher()
activate(lau,lau.launch())
simulate(until=gui.params.duration)
gui.noRunYet=False
gui.writeStatusLine("%s rockets launched in %.1f minutes"%
(Launcher.nrLaunched,now()))
class MyGUI(SimGUI):
def __init__(self,win,**par):
SimGUI.__init__(self,win,**par)
self.run.add_command(label="Start fireworks",
command=model,underline=0)
self.params=Parameters(duration=duration,
maxFlightTime=maxFlightTime,
nrLaunchers=nrLaunchers)
## Experiment data ---------------------------------------
duration=2000
maxFlightTime=11.7
nrLaunchers=3
## Model/Experiment/Display ------------------------------
root=Tk()
gui=MyGUI(root,title="RocketGUI",doc=__doc__,consoleHeight=40)
gui.mainloop()
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