def __setup_plot(self):
figure = Figure(facecolor='lightgrey')
self._axes = figure.add_subplot(111)
self._axes.set_title('Spectrum')
self._axes.set_xlabel('Frequency (MHz)')
self._axes.set_ylabel('Level (dB)')
self._axes.autoscale_view(True, True, True)
self._axes.grid(True)
self._spectrum, = self._axes.plot([], [], 'b-', label='Spectrum')
self._canvas = FigureCanvas(self._panelPlot, -1, figure)
self._canvas.mpl_connect('motion_notify_event', self.__on_motion)
Legend.__init__(self, self._axes, self._canvas)
def __setup_plot(self):
figure = Figure(facecolor='lightgrey')
self._axes = figure.add_subplot(111)
self._axes.set_title('Spectrum')
self._axes.set_xlabel('Frequency (MHz)')
self._axes.set_ylabel('Level (dB)')
self._axes.autoscale_view(True, True, True)
self._axes.grid(True)
self._spectrum, = self._axes.plot([], [], 'b-', label='Spectrum')
self._canvas = FigureCanvas(self._panelPlot, -1, figure)
self._canvas.mpl_connect('motion_notify_event', self.__on_motion)
Legend.__init__(self, self._axes, self._canvas)
def __setup_plot(self):
figure = Figure(facecolor='lightgrey')
self._axes = figure.add_subplot(111)
self._axes.set_title('Timeline')
self._axes.set_xlabel('Time')
self._axes.set_ylabel('Frequency (MHz)')
self._axes.grid(True)
locator = AutoDateLocator()
formatter = AutoDateFormatter(locator)
self._axes.xaxis.set_major_formatter(formatter)
self._axes.xaxis.set_major_locator(locator)
formatter = ScalarFormatter(useOffset=False)
self._axes.yaxis.set_major_formatter(formatter)
self._axes.yaxis.set_minor_locator(AutoMinorLocator(10))
self._canvas = FigureCanvas(self._panelPlot, -1, figure)
self._canvas.mpl_connect('motion_notify_event', self.__on_motion)
Legend.__init__(self, self._axes, self._canvas)
def __setup_plot(self):
figure = Figure(facecolor='lightgrey')
self._axes = figure.add_subplot(111)
self._axes.set_title('Timeline')
self._axes.set_xlabel('Time')
self._axes.set_ylabel('Frequency (MHz)')
self._axes.grid(True)
locator = AutoDateLocator()
formatter = AutoDateFormatter(locator)
self._axes.xaxis.set_major_formatter(formatter)
self._axes.xaxis.set_major_locator(locator)
formatter = ScalarFormatter(useOffset=False)
self._axes.yaxis.set_major_formatter(formatter)
self._axes.yaxis.set_minor_locator(AutoMinorLocator(10))
self._canvas = FigureCanvas(self._panelPlot, -1, figure)
self._canvas.mpl_connect('motion_notify_event', self.__on_motion)
Legend.__init__(self, self._axes, self._canvas)
def set_spectrum(self, freqs, levels, monitors, noise):
timestamp = time.time()
self._freqs = freqs
if timestamp - self._timestamp > self._delayDraw:
t1 = time.time()
self._timestamp = timestamp
self.__clear_plots()
self._axes.axhline(noise,
color='black',
ls='--',
label='Noise level',
gid='line')
for monitor in monitors:
colour = monitor.get_colour()
freq = monitor.get_frequency()
self._axes.axvline(freq,
color=colour,
dashes=[2, 1],
label='{:.6f}MHz'.format(freq),
gid='line')
self._axes.axhline(monitor.get_threshold(),
color=colour,
dashes=[2, 1],
gid='line')
Legend.create(self)
self._spectrum.set_data(freqs, levels)
self._axes.relim()
self._axes.autoscale_view(True, True, True)
self._axes.autoscale(self._toolbar.get_autoscale())
self._canvas.draw()
delay = time.time() - t1
self._delayDraw += delay * 2.
self._delayDraw /= 2.
if self._delayDraw < 1. / MAX_SPECTRUM_FPS:
self._delayDraw = 1. / MAX_SPECTRUM_FPS
def set_spectrum(self, freqs, levels, monitors, noise):
timestamp = time.time()
self._freqs = freqs
if timestamp - self._timestamp > self._delayDraw:
t1 = time.time()
self._timestamp = timestamp
self.__clear_plots()
self._axes.axhline(noise,
color='black',
ls='--',
label='Noise level',
gid='line')
for monitor in monitors:
colour = monitor.get_colour()
freq = monitor.get_frequency()
self._axes.axvline(freq,
color=colour,
dashes=[2, 1],
label='{:.6f}MHz'.format(freq),
gid='line')
self._axes.axhline(monitor.get_threshold(),
color=colour,
dashes=[2, 1],
gid='line')
Legend.create(self)
self._spectrum.set_data(freqs, levels)
self._axes.relim()
self._axes.autoscale_view(True, True, True)
self._axes.autoscale(self._toolbar.get_autoscale())
self._canvas.draw()
delay = time.time() - t1
self._delayDraw += delay * 2.
self._delayDraw /= 2.
if self._delayDraw < 1. / MAX_SPECTRUM_FPS:
self._delayDraw = 1. / MAX_SPECTRUM_FPS
def set_monitors(self, monitors, isLive):
self._timer.Stop()
self._monitors = monitors
timestamp = time.time()
if timestamp - self._timestamp > self._delayDraw:
t1 = time.time()
self._timestamp = timestamp
tMin = None
tMax = None
height = SAMPLE_RATE / BINS
height /= 1e6
self.__clear_plots()
timeNow = epoch2num(time.time())
for monitor in monitors:
freq = monitor.get_frequency()
signals = []
periods = []
for period in monitor.get_periods():
tStart = epoch2num(period.start)
if period.end is not None:
tEnd = epoch2num(period.end)
else:
tEnd = timeNow
periods.append([tStart, tEnd - tStart])
for signal in monitor.get_signals():
tStart = epoch2num(signal.start)
if signal.end is not None:
tEnd = epoch2num(signal.end)
else:
tEnd = timeNow
tMin = min(tMin, tStart)
tMax = max(tMax, tEnd)
signals.append([tStart, tEnd - tStart])
colour = monitor.get_colour()
self._axes.broken_barh(periods, [freq - height / 2, height],
color=colour,
alpha=0.2,
gid='plot')
self._axes.broken_barh(signals, [freq - height / 2, height],
color=colour,
gid='plot')
self._axes.axhline(freq,
color=colour,
label='{:.6f}MHz'.format(freq),
gid='plot')
if isLive:
tMax = timeNow
self._axes.axvline(timeNow,
color='black',
linestyle='--',
label='Latest',
gid='plot')
Legend.create(self)
if tMax is None:
self._axes.set_xlim(timeNow - 1. / 288, timeNow)
self._axes.autoscale(axis='y')
else:
self._axes.set_xlim(tMin, tMax)
self._axes.autoscale(self._toolbar.get_autoscale())
self._axes.get_figure().autofmt_xdate()
self._canvas.draw()
delay = time.time() - t1
self._delayDraw += delay * 2.
self._delayDraw /= 2.
if self._delayDraw < 1. / MAX_TIMELINE_FPS:
self._delayDraw = 1. / MAX_TIMELINE_FPS
if isLive:
self._timer.Start(1000. / TIMELINE_FPS, True)
def __clear_plots(self):
Legend.clear(self)
for child in self._axes.get_children():
gid = child.get_gid()
if gid is not None and gid == 'plot':
child.remove()
def __clear_plots(self):
Legend.clear(self)
for child in self._axes.get_children():
gid = child.get_gid()
if gid is not None and gid == 'line':
child.remove()
def set_monitors(self, monitors, isLive):
self._timer.Stop()
self._monitors = monitors
timestamp = time.time()
if timestamp - self._timestamp > self._delayDraw:
t1 = time.time()
self._timestamp = timestamp
tMin = None
tMax = None
height = SAMPLE_RATE / BINS
height /= 1e6
self.__clear_plots()
timeNow = epoch2num(time.time())
for monitor in monitors:
freq = monitor.get_frequency()
signals = []
periods = []
for period in monitor.get_periods():
tStart = epoch2num(period.start)
if period.end is not None:
tEnd = epoch2num(period.end)
else:
tEnd = timeNow
periods.append([tStart, tEnd - tStart])
for signal in monitor.get_signals():
tStart = epoch2num(signal.start)
if signal.end is not None:
tEnd = epoch2num(signal.end)
else:
tEnd = timeNow
tMin = min(tMin, tStart)
tMax = max(tMax, tEnd)
signals.append([tStart, tEnd - tStart])
colour = monitor.get_colour()
self._axes.broken_barh(periods, [freq - height / 2, height],
color=colour,
alpha=0.2,
gid='plot')
self._axes.broken_barh(signals, [freq - height / 2, height],
color=colour,
gid='plot')
self._axes.axhline(freq,
color=colour,
label='{:.6f}MHz'.format(freq),
gid='plot')
if isLive:
tMax = timeNow
self._axes.axvline(timeNow,
color='black',
linestyle='--',
label='Latest',
gid='plot')
Legend.create(self)
if tMax is None:
self._axes.set_xlim(timeNow - 1. / 288, timeNow)
self._axes.autoscale(axis='y')
else:
self._axes.set_xlim(tMin, tMax)
self._axes.autoscale(self._toolbar.get_autoscale())
self._axes.get_figure().autofmt_xdate()
self._canvas.draw()
delay = time.time() - t1
self._delayDraw += delay * 2.
self._delayDraw /= 2.
if self._delayDraw < 1. / MAX_TIMELINE_FPS:
self._delayDraw = 1. / MAX_TIMELINE_FPS
if isLive:
self._timer.Start(1000. / TIMELINE_FPS, True)
