Graph.py 文件源码

def __init__(self, ax, x, y, col, parent):
        self.parent = parent
        self.removed = False
        self.x = x
        self.y = y
        _xlim = ax.get_xlim()
        _ylim = ax.get_ylim()
        self.line1 = Line2D(_xlim, (y,y), picker=5)
        self.line2 = Line2D((x,x), _ylim, picker=5)
        self.line1.set_color(col)
        self.line2.set_color(col)
        ax.add_line(self.line1)
        ax.add_line(self.line2)
        parent.signalGraphUpdate.emit()