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"""Plot to test patches"""
import matplotlib.pyplot as plt
from matplotlib import patches
import numpy as np
import mpld3
def create_plot():
fig, ax = plt.subplots()
ax.grid(color='lightgray')
rcolor = lambda: np.random.random(3)
p = [patches.Arrow(0.75, 0.75, 0.5, 0.5),
patches.Circle((1, 2), 0.4),
patches.RegularPolygon((1, 3), 5, 0.4),
patches.Rectangle((1.6, 0.75), 0.8, 0.5),
patches.CirclePolygon((2, 2), 0.4),
patches.Polygon([[1.75, 3], [2, 3.25], [2.25, 3],
[2, 2.75], [1.75, 3]]),
patches.Wedge((3, 1), 0.4, 0, 270),
patches.Ellipse((3, 2), 0.6, 0.4),
patches.Arc((3, 3), 0.5, 0.5, 270, 90)]
for patch in p:
patch.set_facecolor(rcolor())
patch.set_edgecolor(rcolor())
patch.set_alpha(0.5)
patch.set_linewidth(2)
ax.add_patch(patch)
# add a static patch
ax.add_patch(patches.Rectangle((0.3, 0.4), 0.4, 0.4,
fc='yellow', ec='black', alpha=0.3,
transform=ax.transAxes))
# add a patch with facecolor=None
ax.add_patch(patches.Circle((4.0, 2.5), 0.4,
facecolor='none', edgecolor='k'))
# add a patch with edgecolor=None
ax.add_patch(patches.Circle((4.0, 1.5), 0.4, facecolor='#9999FF',
edgecolor='none', linewidth=2))
# make sure axes ratio is equal
ax.set_xlim(0.5, 0.5 + 3. * 4. / 3.)
ax.set_ylim(0.5, 3.5)
ax.set_title("Various Patches", size=16)
return fig
def test_patches():
fig = create_plot()
html = mpld3.fig_to_html(fig)
plt.close(fig)
if __name__ == "__main__":
mpld3.show(create_plot())
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