diff options
| -rw-r--r-- | panel.py | 85 |
1 files changed, 73 insertions, 12 deletions
@@ -12,25 +12,71 @@ from matplotlib.backends.backend_tkagg import (FigureCanvasTkAgg, NavigationTool import ue9qol class Sweeper: - def __init__(self, start, stop, Npoints, SweepTime): + def __init__(self, widget, start, stop, Npoints, SweepTime, onTicCallbacks=[]): # walk from start to stop with Npoints # cnt = 1 corresponds to start # cnt = Npoints corresponds to stop # variables like relVar are relative to the start of the period + self.cnt = 0 # onTic will increase it right away + self.widget = widget self.start = start self.stop = stop self.Npoints = Npoints self.SweepTime = SweepTime + self.onTicCallbacks = onTicCallbacks + self.isOn = False + self.isRestart = True + self.isTicRunning = False self.span = self.stop - self.start self.center = (self.stop + self.start)/2 self.dPos = self.span/(self.Npoints-1) - self.restart() + self.dT = self.SweepTime/(self.Npoints-1) + self.dTmS = round(self.dT*1000) # dT in microSeconds - def restart(self): - self.cnt = 1 + def reset(self): + self.cnt = 0 # onTic will increase it right away + self.isRestart = False self.startTime = datetime.now() - self.updPos() + + def onTic(self): + if not self.isOn: + self.isTicRunning = False + return + self.widget.after(self.dTmS, self.onTic) + if self.isTicRunning: + print("Overflow in Sweeper: need more time to finish a tic.") + return + self.isTicRunning = True + if self.isRestart: + self.reset() + self.isRestart = False + self.incr() + print(self.cnt) + # if self.onTicCallbacks is None: + # self.isTicRunning = False + # return + # print(self.onTicCallbacks) + # for cb in self.onTicCallbacks: + # print(cb) + # cb(self) + self.isTicRunning = False + + def cmdRestart(self): + self.cnt = 0 + if self.isOn: + self.isRestart = True + return + self.reset() + self.isOn = True + self.onTic() + + def cmdStart(self): + self.isOn = True + self.onTic() + + def cmdStop(self): + self.isOn = False def incr(self): self.cnt += 1 @@ -65,20 +111,26 @@ class Experiment: self.guiSetup(root) self.hardware = {} self.hardwareSetup() - self.sweeper = Sweeper(1, 10, 10, 10) - self.root.after(1000, self.hello ) + self.sweeper = Sweeper(self.root, 1, 10, 10, 10) + # self.root.after(1000, self.hello ) def hardwareSetup(self): self.hardware['LabJack'] = ue9qol.UE9qol() def guiSetup(self, root): - self.bStart=Button(root,text="START",command=self.hello,font=('Arial','24')) + self.bRestart=Button(root,text="RESTART",command=self.restart,font=('Arial','24')) + self.bRestart.pack() + + self.bStart=Button(root,text="START",command=self.start,font=('Arial','24')) self.bStart.pack() - self.bStop=Button(root,text="STOP",command=exit,font=('Arial','24')) + self.bStop=Button(root,text="STOP",command=self.stop,font=('Arial','24')) self.bStop.pack() + self.bExit=Button(root,text="EXIT",command=exit,font=('Arial','24')) + self.bExit.pack() + self.fig=plt.figure() self.ax = self.fig.add_subplot(1,1,1) @@ -99,9 +151,18 @@ class Experiment: # placing the toolbar on the Tkinter window self.canvas.get_tk_widget().pack() - def hello(self): - self.root.after(1000, self.hello ) - self.sweeper.incr() + def stop(self): + self.sweeper.cmdStop() + + def start(self): + self.sweeper.cmdStart() + + def restart(self): + self.sweeper.cmdRestart() + + def onTic(self): + # self.root.after(1000, self.hello ) + # self.sweeper.incr() tic = self.sweeper.getCnt() x = self.sweeper.getPos() # y = self.sweeper.getPos() |