from serial.tools.list_ports import comports
# list the input decoder classes that could be used as specified in config.py
from get_csv import CSV_Buffer
from get_csv_w_timestamp import CSV_TS_Buffer
from get_binary import DecodeBinary
from plot_data import PlotData
from init import NoConfig, logset
try:
from config import config
except ModuleNotFoundError:
raise NoConfig
debug, info, warn, err = logset('scope')
class MainWindow(QtWidgets.QMainWindow):
""" Create the main window from the Qt Designer generated file """
def __init__(self):
super().__init__()
uic.loadUi('data_scope.ui', self)
# Graph window
self.scope = self.graph.addPlot()
self.scope.setDownsampling(mode='peak')
# Scroll window
# -*- coding: utf-8 -*-
"""
Get csv formatted data from a file and buffer for plotting
"""
from data_thread import DataThread
from init import NoConfig, logset
try:
from config import config
except ModuleNotFoundError:
raise NoConfig
debug, info, warn, err = logset('data')
class LoadFile_Buffer(DataThread):
""" reads csv formatted data from a file and converts it into data
points to be further processed and graphed.
"""
def __init__(self, file_name):
super().__init__()
self.max_signal_count = config["max_signal_count"]
self.file_name = file_name
def open(self):
try:
self.source = open(self.file_name, 'r')
except Exception:
return False
return True
''' serialport.py Wrapper of PySerial library '''
from serial.tools.list_ports import comports
from init import logset # @UnresolvedImport
debug, info, warn, err = logset('serial')
def port_available(self, portname):
''' Check if port is currently available '''
ports = comports()
if ports == None:
return False
names, _descs, _hdwrIDs = zip(*ports)
return portname in names
def list_ports():
''' List the connected comm ports'''
portnames = [a[0] for a in comports()]
for portinfo in comports():
portname, description, hdwrID = portinfo
info("{} {} {}".format(portname, description, hdwrID))
return portnames
import numpy as np
from bisect import bisect_left
from init import NoConfig, logset
try:
from config import config
except ModuleNotFoundError:
raise NoConfig
debug, info, warn, err = logset('plot')
class PlotData():
def __init__(self, scope, scroll, signal):
self.name = signal["name"]
self.color = signal["color"] # See pyqtgraph.mkColor()
self.width = signal["width"]
self.precision = signal["precision"]
self.scale = signal["scale"]
kwargs = signal.get("kwargs", {})
self.scope = scope.plot(pen=self.color, name=self.name, **kwargs)
self.scroll = scroll.plot(pen=self.color, name=self.name)
self.size = 10000
self.data = np.empty(self.size)
self.tstamp = np.empty(self.size)
self.ptr = 0
def reset(self):
self.data = np.empty(self.size)
self.tstamp = np.empty(self.size)
self.ptr = 0