base.py 文件源码

def isoCurveControl(self):
        iso_ctrl = pg.InfiniteLine(
            pos=0,
            angle=0,
            pen='g',
            movable=True)
        iso_ctrl.setValue(0.)
        iso_ctrl.setZValue(1000)

        def isolineChange():
            self._plot.iso.setLevel(iso_ctrl.value())

        iso_ctrl.sigDragged.connect(isolineChange)
        self.vb.addItem(iso_ctrl)