| """ | |
| ====== | |
| Cursor | |
| ====== | |
| """ | |
| import matplotlib.pyplot as plt | |
| import numpy as np | |
| from matplotlib.widgets import Cursor | |
| # Fixing random state for reproducibility | |
| np.random.seed(19680801) | |
| fig, ax = plt.subplots(figsize=(8, 6)) | |
| x, y = 4*(np.random.rand(2, 100) - .5) | |
| ax.plot(x, y, 'o') | |
| ax.set_xlim(-2, 2) | |
| ax.set_ylim(-2, 2) | |
| # Set useblit=True on most backends for enhanced performance. | |
| cursor = Cursor(ax, useblit=True, color='red', linewidth=2) | |
| plt.show() | |
| # %% | |
| # | |
| # .. admonition:: References | |
| # | |
| # The use of the following functions, methods, classes and modules is shown | |
| # in this example: | |
| # | |
| # - `matplotlib.widgets.Cursor` | |