def __init__(self,
comport,
baudrate=9600,
window_width=1000,
buffer_width=1000):
self.window_width = window_width
self.ptr = -window_width
self.buffer_width = buffer_width
self.string_stream = ''
self.ser = serial.Serial(comport, baudrate)
self.app = qt.QApplication([])
self.win = pg.GraphicsWindow(title="Pyscilloscope")
p = self.win.addPlot(title="Time vs. Voltage")
self.packet = self.read_new_packet()
self.width = len(self.packet)
self.curves = []
self.data_history = numpy.zeros((self.window_width, self.width))
self.l = p.addLegend()
for ii in range(self.width - 2):
curve = p.plot(pen=pens[ii % len(pens)], symbol=None)
self.l.addItem(curve, 'V' + str(ii))
self.curves.append(curve)
self.Xm = numpy.linspace(0, 0, window_width)
self.buffer_width = buffer_width
def __init__(self,
url,
window_width=300,
data_width=500,
connect_history=False):
self.app = qt.QApplication([])
self.url = url
self.window_width = window_width
self.data_width = data_width
self.win = pg.GraphicsWindow(title="Pyscilloscope")
self.messages = SSEClient(self.url)
# self.packet = self.read_new_packet()
self.plot_init = False
self.connect_history = connect_history