import sys from PyQt5.QtCore import Qt from PyQt5.QtWidgets import *
from plot_pyqt import PlotCanvas class App(QMainWindow): def __init__(self): super().__init__() self.initUI() def initUI(self): self.setWindowTitle('PyQt5 matplotlib example') self.setGeometry(10,10,600,400) m = PlotCanvas(self) m.move(0,0) self.show() if __name__ == '__main__': app = QApplication(sys.argv) ex = App() sys.exit(app.exec_())
from PyQt5.QtWidgets import QSizePolicy from matplotlib.backends.backend_qt5agg import FigureCanvasQTAgg as FigureCanvas from matplotlib.figure import Figure import numpy as np class PlotCanvas(FigureCanvas): def __init__(self, parent=None,width=6,height=4): fig = Figure(figsize=(width, height), dpi=100) FigureCanvas.__init__(self, fig) self.setParent(parent) FigureCanvas.setSizePolicy(self,QSizePolicy.Expanding,QSizePolicy.Expanding) FigureCanvas.updateGeometry(self) self.plot() def plot(self): n = np.random.rand(100) data = np.sin(10*n) ax = self.figure.add_subplot(2,1,1) ax.set_title('PyQt Matplotlib Example') ax.plot(data, 'r-') ax2 = self.figure.add_subplot(2,1,2) ax2.plot(n, 'b-.') self.show()
