matplotlib绑定到PyQt5（无菜单）-白红宇

很简单的实现matplotlib绑定到PyQt5

【知识点】

1 import matplotlib2 matplotlib.use("Qt5Agg")3 4 from matplotlib.backends.backend_qt5agg import FigureCanvasQTAgg as FigureCanvas5 from matplotlib.figure import Figure

【效果图】

【源代码】

1 import numpy as np 2 import matplotlib 3 matplotlib.use("Qt5Agg") 4  5 from matplotlib.backends.backend_qt5agg import FigureCanvasQTAgg as FigureCanvas 6 from matplotlib.figure import Figure 7  8 from PyQt5 import QtWidgets 9 10 11 class Widget(FigureCanvas):12     def __init__(self, parent=None, width=5, height=4, dpi=100):13         fig = Figure(figsize=(width, height), dpi=100)14         FigureCanvas.__init__(self, fig)15         self.setParent(parent)16         17         # 散点图18         self.axes = fig.add_subplot(211)19         self.axes.scatter(np.random.rand(20), np.random.rand(20))20         21         # 折线图22         self.axes2 = fig.add_subplot(212)23         x = np.arange(0, 5, 0.1)24         self.axes2.plot(x, np.sin(x), x, np.cos(x))25 26         self.setWindowTitle("示例：matplotlib 绑定到 PyQt5")27 28 if __name__ == "__main__":29     import sys30     app = QtWidgets.QApplication(sys.argv)31     w = Widget()32     w.show()33     sys.exit(app.exec_())

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