def polarUpdate(self, value, theta):
"""
Updates the plot and redraws it
"""
self.restore_region(self.background)
if theta < 54 and theta >= 0:
self.r[53-theta] = rangeConvert(value,0,"cm") #reverse the theta becase of the way the polar-plot works
self.line[0].set_ydata(self.r)
self.line[1].set_ydata(self.r)
self.ax.draw_artist(self.line[0])
self.ax.draw_artist(self.line[1])
self.blit(self.ax.bbox)
def updatePlot(self, newValue, angle):
"""
Add a new value to this chart, somewhere. Angle is unused atm
"""
self.data[1:] = self.data[0:-1]
self.data[0] = rangeConvert(newValue,0,"cm")
self.timeData += self.timer.elapsed()*0.001 #scale to MS (timer.elapsed returns an int-number of MS)
self.timer.restart()
#rescale x axis
self.setAxisScale(
Qwt.QwtPlot.xBottom, self.timeData[-1], self.timeData[0])
#update the data that we plot
self.curve.setData(self.timeData, self.data)
self.replot()
