pyqtgraph/examples/MultiPlotWidget.py
Ogi Moore 4951bd743e
Replace main stanza with PyQt6 compatable variant (#1645)
* Replace main stanza with PyQt6 compatable variant

* Use fn.mkQApp instead

* remove needless comments
2021-03-22 11:17:12 -07:00

38 lines
990 B
Python

#!/usr/bin/python
# -*- coding: utf-8 -*-
## Add path to library (just for examples; you do not need this)
import initExample
import numpy as np
from numpy import linspace
from pyqtgraph.Qt import QtGui, QtCore
import pyqtgraph as pg
from pyqtgraph import MultiPlotWidget
try:
from pyqtgraph.metaarray import *
except:
print("MultiPlot is only used with MetaArray for now (and you do not have the metaarray package)")
exit()
app = pg.mkQApp("MultiPlot Widget Example")
mw = QtGui.QMainWindow()
mw.resize(800,800)
pw = MultiPlotWidget()
mw.setCentralWidget(pw)
mw.show()
data = np.random.normal(size=(3, 1000)) * np.array([[0.1], [1e-5], [1]])
ma = MetaArray(data, info=[
{'name': 'Signal', 'cols': [
{'name': 'Col1', 'units': 'V'},
{'name': 'Col2', 'units': 'A'},
{'name': 'Col3'},
]},
{'name': 'Time', 'values': linspace(0., 1., 1000), 'units': 's'}
])
pw.plot(ma, pen='y')
if __name__ == '__main__':
pg.mkQApp().exec_()