Linux 2.6.32-25-generic #45-Ubuntu SMP Sat Oct 16 19:48:22 UTC 2010 i686
GNU/Linux
matplotlib 0.99.1.1
The script below is copied from
http://matplotlib.sourceforge.net/examples/pylab_examples/hatch_demo.html
It works. But it can not be saved as an eps file.
I have a lot of histogram plots using "hatch" needed to be saved as eps, is
it possible to fix this bug?
Thanks.
"""
Hatching (pattern filled polygons) is supported currently in the PS,
PDF, SVG and Agg backends only.
"""
import matplotlib.pyplot as plt
from matplotlib.patches import Ellipse, Polygon
fig = plt.figure()
ax1 = fig.add_subplot(131)
ax1.bar(range(1,5), range(1,5), color='red', edgecolor='black', hatch="/")
ax1.bar(range(1,5), [6] * 4, bottom=range(1,5), color='blue',
edgecolor='black', hatch='//')
ax1.set_xticks([1.5,2.5,3.5,4.5])
ax2 = fig.add_subplot(132)
bars = ax2.bar(range(1,5), range(1,5), color='yellow', ecolor='black') + \
ax2.bar(range(1, 5), [6] * 4, bottom=range(1,5), color='green',
ecolor='black')
ax2.set_xticks([1.5,2.5,3.5,4.5])
patterns = ('-', '+', 'x', '\\', '*', 'o', 'O', '.')
for bar, pattern in zip(bars, patterns):
bar.set_hatch(pattern)
ax3 = fig.add_subplot(133)
ax3.fill([1,3,3,1],[1,1,2,2], fill=False, hatch='\\')
ax3.add_patch(Ellipse((4,1.5), 4, 0.5, fill=False, hatch='*'))
ax3.add_patch(Polygon([[0,0],[4,1.1],[6,2.5],[2,1.4]], closed=True,
fill=False, hatch='/'))
ax3.set_xlim((0,6))
ax3.set_ylim((0,2.5))
plt.show()
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