from __future__ import print_function
from __future__ import division
import time
import numpy as np
from pyqtgraph.Qt import QtGui
import pyqtgraph as pg
from pyqtgraph.dockarea import *
class GUI:
plot = []
curve = []
def __init__(self, width=800, height=450, title=''):
# Create GUI window
self.app = QtGui.QApplication([])
self.win = pg.GraphicsWindow(title)
self.win.resize(width, height)
self.win.setWindowTitle(title)
# Create GUI layout
self.layout = QtGui.QVBoxLayout()
self.win.setLayout(self.layout)
def add_plot(self, title):
new_plot = pg.PlotWidget()
self.layout.addWidget(new_plot)
self.plot.append(new_plot)
self.curve.append([])
def add_curve(self, plot_index, pen=(255, 255, 255)):
self.curve[plot_index].append(self.plot[plot_index].plot(pen=pen))
if __name__ == '__main__':
# Example test gui
N = 48
gui = GUI(title='Test')
# Sin plot
gui.add_plot(title='Sin Plot')
gui.add_curve(plot_index=0)
gui.win.nextRow()
# Cos plot
gui.add_plot(title='Cos Plot')
gui.add_curve(plot_index=1)
while True:
t = time.time()
x = np.linspace(t, 2 * np.pi + t, N)
gui.curve[0][0].setData(x=x, y=np.sin(x))
gui.curve[1][0].setData(x=x, y=np.cos(x))
gui.app.processEvents()
time.sleep(1.0 / 30.0)
