from matplotlib.backends.backend_qtagg import FigureCanvasQTAgg as FigureCanvas
from matplotlib.figure import Figure


class MplCanvas(FigureCanvas):
    def __init__(self, parent=None):
        self.fig = Figure(figsize=(5, 4), dpi=100)
        self.ax = self.fig.add_subplot(111)
        super().__init__(self.fig)