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| import matplotlib.pyplot as plt
import numpy as np
from mpl_toolkits.axes_grid1.anchored_artists import AnchoredDirectionArrows
import matplotlib.font_manager as fm
fig, ax = plt.subplots()
ax.imshow(np.random.random((10, 10)))
simple_arrow = AnchoredDirectionArrows(ax.transAxes, 'X', 'Y')
ax.add_artist(simple_arrow)
high_contrast_part_1 = AnchoredDirectionArrows(
ax.transAxes,
'111', r'11$\overline{2}$',
loc='upper right',
arrow_props={'ec': 'w', 'fc': 'none', 'alpha': 1,
'lw': 2}
)
ax.add_artist(high_contrast_part_1)
high_contrast_part_2 = AnchoredDirectionArrows(
ax.transAxes,
'111', r'11$\overline{2}$',
loc='upper right',
arrow_props={'ec': 'none', 'fc': 'k'},
text_props={'ec': 'w', 'fc': 'k', 'lw': 0.4}
)
ax.add_artist(high_contrast_part_2)
fontprops = fm.FontProperties(family='serif')
roatated_arrow = AnchoredDirectionArrows(
ax.transAxes,
'30', '120',
loc='center',
color='w',
angle=30,
fontproperties=fontprops
)
ax.add_artist(roatated_arrow)
a1 = AnchoredDirectionArrows(
ax.transAxes, 'A', 'B', loc='lower center',
length=-0.15,
sep_x=0.03, sep_y=0.03,
color='r'
)
ax.add_artist(a1)
a2 = AnchoredDirectionArrows(
ax.transAxes, 'A', ' B', loc='lower left',
aspect_ratio=-1,
sep_x=0.01, sep_y=-0.02,
color='orange'
)
ax.add_artist(a2)
a3 = AnchoredDirectionArrows(
ax.transAxes, ' A', 'B', loc='lower right',
length=-0.15,
aspect_ratio=-1,
sep_y=-0.1, sep_x=0.04,
color='cyan'
)
ax.add_artist(a3)
plt.show()
|
