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(fix #2097) PGF: get fonts from fc-list, use builtin fonts for tests #2829

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Merged
merged 1 commit into from
Apr 17, 2014
Merged

(fix #2097) PGF: get fonts from fc-list, use builtin fonts for tests #2829

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24 changes: 16 additions & 8 deletions lib/matplotlib/backends/backend_pgf.py
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Original file line number Diff line number Diff line change
Expand Up @@ -22,8 +22,6 @@
from matplotlib.text import Text
from matplotlib.path import Path
from matplotlib import _png, rcParams
from matplotlib import font_manager
from matplotlib.ft2font import FT2Font
from matplotlib.cbook import is_string_like, is_writable_file_like
from matplotlib.compat import subprocess
from matplotlib.compat.subprocess import check_output
Expand All @@ -33,14 +31,24 @@

# create a list of system fonts, all of these should work with xe/lua-latex
system_fonts = []
for f in font_manager.findSystemFonts():
if sys.platform.startswith('win'):
from matplotlib import font_manager
from matplotlib.ft2font import FT2Font
for f in font_manager.win32InstalledFonts():
try:
system_fonts.append(FT2Font(str(f)).family_name)
except:
pass # unknown error, skip this font
else:
# assuming fontconfig is installed and the command 'fc-list' exists
try:
system_fonts.append(FT2Font(f).family_name)
except RuntimeError:
pass # some fonts on osx are known to fail, print?
# list scalable (non-bitmap) fonts
fc_list = check_output(['fc-list', ':outline,scalable', 'family'])
fc_list = fc_list.decode('utf8')
system_fonts = [f.split(',')[0] for f in fc_list.splitlines()]
system_fonts = list(set(system_fonts))
except:
pass # unknown error, skip this font

warnings.warn('error getting fonts from fc-list', UserWarning)

def get_texcommand():
"""Get chosen TeX system from rc."""
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Binary file modified lib/matplotlib/tests/baseline_images/test_backend_pgf/pgf_bbox_inches.pdf
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12 changes: 12 additions & 0 deletions lib/matplotlib/tests/test_backend_pgf.py
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Expand Up @@ -148,6 +148,10 @@ def test_pathclip():
if not check_for('xelatex'):
raise SkipTest('xelatex + pgf is required')

rc_xelatex = {'font.family': 'serif',
'pgf.rcfonts': False}
mpl.rcParams.update(rc_xelatex)

plt.figure()
plt.plot([0., 1e100], [0., 1e100])
plt.xlim(0, 1)
Expand All @@ -162,6 +166,10 @@ def test_mixedmode():
if not check_for('xelatex'):
raise SkipTest('xelatex + pgf is required')

rc_xelatex = {'font.family': 'serif',
'pgf.rcfonts': False}
mpl.rcParams.update(rc_xelatex)

Y, X = np.ogrid[-1:1:40j, -1:1:40j]
plt.figure()
plt.pcolor(X**2 + Y**2).set_rasterized(True)
Expand All @@ -174,6 +182,10 @@ def test_bbox_inches():
if not check_for('xelatex'):
raise SkipTest('xelatex + pgf is required')

rc_xelatex = {'font.family': 'serif',
'pgf.rcfonts': False}
mpl.rcParams.update(rc_xelatex)

Y, X = np.ogrid[-1:1:40j, -1:1:40j]
fig = plt.figure()
ax1 = fig.add_subplot(121)
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