Note
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Text watermark#
A watermark effect can be achieved by drawing a semi-transparent text.
import matplotlib.pyplot as plt
import numpy as np
# Fixing random state for reproducibility
np.random.seed(19680801)
fig, ax = plt.subplots()
ax.plot(np.random.rand(20), '-o', ms=20, lw=2, alpha=0.7, mfc='orange')
ax.grid()
ax.text(0.5, 0.5, 'created with matplotlib', transform=ax.transAxes,
fontsize=40, color='gray', alpha=0.5,
ha='center', va='center', rotation=30)
plt.show()
References
The use of the following functions, methods, classes and modules is shown in this example: