12.3.10.1.12. Events

6

import matplotlib.pyplot as plt
import numpy as np

fig, ax = plt.subplots()
ax.plot(np.random.rand(10))


def onclick(event):
    print(
        "%s click: button=%d, x=%d, y=%d, xdata=%f, ydata=%f"
        % ("double" if event.dblclick else "single", event.button, event.x, event.y, event.xdata, event.ydata)
    )


def onfigureenter(event):
    if event.x and event.y:
        print("onfigureenter: x=%f, y=%f, inaxes=%s" % (event.x, event.y, str(event.inaxes)))
    else:
        print("onfigureenter: x=<None>, y=<None>, inaxes=%s" % str(event.inaxes))


cid = fig.canvas.mpl_connect("button_press_event", onclick)
fig.canvas.mpl_connect("figure_enter_event", onfigureenter)