lab10.py 文件源码

def __init__(self):
        QtWidgets.QWidget.__init__(self)
        uic.loadUi("window.ui", self)
        self.scene = QGraphicsScene(0, 0, 711, 601)
        self.scene.win = self
        self.view.setScene(self.scene)
        self.image = QImage(710, 600, QImage.Format_Alpha8)
        self.image.fill(black)
        self.pen = QPen(black)
        self.draw.clicked.connect(lambda: draw(self))
        self.dial_x.valueChanged.connect(lambda: draw(self))
        self.dial_y.valueChanged.connect(lambda: draw(self))
        self.dial_z.valueChanged.connect(lambda: draw(self))
        self.funcs.addItem("cos(x) * sin(z)")
        self.funcs.addItem("2 * cos(x * z)")
        self.funcs.addItem("exp(sin(sqrt(x^2 + z^2)))")
        self.funcs.addItem("x^2 / 20 + z^2 / 20")
        self.funcs.addItem("|sin(x) * sin(z)|")