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Commit6dd4103

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Merge pull request#5437 from mdboom/classic-mode-testing
Make "classic" style have effect
2 parents174f9d8 +bfb0bb5 commit6dd4103

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11 files changed

+986
-782
lines changed

11 files changed

+986
-782
lines changed

‎lib/matplotlib/afm.py

Lines changed: 4 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -523,6 +523,10 @@ def get_familyname(self):
523523
br'light|ultralight|extra|condensed))+$')
524524
returnre.sub(extras,'',name)
525525

526+
@property
527+
deffamily_name(self):
528+
returnself.get_familyname()
529+
526530
defget_weight(self):
527531
"Return the font weight, e.g., 'Bold' or 'Roman'"
528532
returnself._header[b'Weight']

‎lib/matplotlib/mathtext.py

Lines changed: 127 additions & 70 deletions
Original file line numberDiff line numberDiff line change
@@ -1240,58 +1240,115 @@ def get_underline_thickness(self, font, fontsize, dpi):
12401240
# The number of different sizes of chars to use, beyond which they will not
12411241
# get any smaller
12421242
NUM_SIZE_LEVELS=6
1243-
# Percentage of x-height of additional horiz. space after sub/superscripts
1244-
SCRIPT_SPACE= {'cm':0.075,
1245-
'stix':0.10,
1246-
'stixsans':0.05,
1247-
'dejavuserif':0.05,
1248-
'dejavusans':0.05}
1249-
## Percentage of x-height that sub/superscripts drop below the baseline
1250-
SUBDROP= {'cm':0.2,
1251-
'stix':0.4,
1252-
'stixsans':0.4,
1253-
'dejavuserif':0.4,
1254-
'dejavusans':0.4}
1255-
# Percentage of x-height that superscripts are raised from the baseline
1256-
SUP1= {'cm':0.45,
1257-
'stix':0.8,
1258-
'stixsans':0.8,
1259-
'dejavuserif':0.7,
1260-
'dejavusans':0.7}
1261-
# Percentage of x-height that subscripts drop below the baseline
1262-
SUB1= {'cm':0.2,
1263-
'stix':0.3,
1264-
'stixsans':0.3,
1265-
'dejavuserif':0.3,
1266-
'dejavusans':0.3}
1267-
# Percentage of x-height that subscripts drop below the baseline when a
1268-
# superscript is present
1269-
SUB2= {'cm':0.3,
1270-
'stix':0.6,
1271-
'stixsans':0.5,
1272-
'dejavuserif':0.5,
1273-
'dejavusans':0.5}
1274-
# Percentage of x-height that sub/supercripts are offset relative to the
1275-
# nucleus edge for non-slanted nuclei
1276-
DELTA= {'cm':0.075,
1277-
'stix':0.05,
1278-
'stixsans':0.025,
1279-
'dejavuserif':0.025,
1280-
'dejavusans':0.025}
1281-
# Additional percentage of last character height above 2/3 of the x-height that
1282-
# supercripts are offset relative to the subscript for slanted nuclei
1283-
DELTASLANTED= {'cm':0.3,
1284-
'stix':0.3,
1285-
'stixsans':0.6,
1286-
'dejavuserif':0.2,
1287-
'dejavusans':0.2}
1288-
# Percentage of x-height that supercripts and subscripts are offset for
1289-
# integrals
1290-
DELTAINTEGRAL= {'cm':0.3,
1291-
'stix':0.3,
1292-
'stixsans':0.3,
1293-
'dejavuserif':0.1,
1294-
'dejavusans':0.1}
1243+
1244+
1245+
classFontConstantsBase(object):
1246+
"""
1247+
A set of constants that controls how certain things, such as sub-
1248+
and superscripts are laid out. These are all metrics that can't
1249+
be reliably retrieved from the font metrics in the font itself.
1250+
"""
1251+
# Percentage of x-height of additional horiz. space after sub/superscripts
1252+
script_space=0.05
1253+
1254+
# Percentage of x-height that sub/superscripts drop below the baseline
1255+
subdrop=0.4
1256+
1257+
# Percentage of x-height that superscripts are raised from the baseline
1258+
sup1=0.7
1259+
1260+
# Percentage of x-height that subscripts drop below the baseline
1261+
sub1=0.3
1262+
1263+
# Percentage of x-height that subscripts drop below the baseline when a
1264+
# superscript is present
1265+
sub2=0.5
1266+
1267+
# Percentage of x-height that sub/supercripts are offset relative to the
1268+
# nucleus edge for non-slanted nuclei
1269+
delta=0.025
1270+
1271+
# Additional percentage of last character height above 2/3 of the
1272+
# x-height that supercripts are offset relative to the subscript
1273+
# for slanted nuclei
1274+
delta_slanted=0.2
1275+
1276+
# Percentage of x-height that supercripts and subscripts are offset for
1277+
# integrals
1278+
delta_integral=0.1
1279+
1280+
1281+
classComputerModernFontConstants(FontConstantsBase):
1282+
script_space=0.075
1283+
subdrop=0.2
1284+
sup1=0.45
1285+
sub1=0.2
1286+
sub2=0.3
1287+
delta=0.075
1288+
delta_slanted=0.3
1289+
delta_integral=0.3
1290+
1291+
1292+
classSTIXFontConstants(FontConstantsBase):
1293+
script_space=0.1
1294+
sup1=0.8
1295+
sub2=0.6
1296+
delta=0.05
1297+
delta_slanted=0.3
1298+
delta_integral=0.3
1299+
1300+
1301+
classSTIXSansFontConstants(FontConstantsBase):
1302+
script_space=0.05
1303+
sup1=0.8
1304+
delta_slanted=0.6
1305+
delta_integral=0.3
1306+
1307+
1308+
classDejaVuSerifFontConstants(FontConstantsBase):
1309+
pass
1310+
1311+
1312+
classDejaVuSansFontConstants(FontConstantsBase):
1313+
pass
1314+
1315+
1316+
# Maps font family names to the FontConstantBase subclass to use
1317+
_font_constant_mapping= {
1318+
'DejaVu Sans':DejaVuSansFontConstants,
1319+
'DejaVu Sans Mono':DejaVuSansFontConstants,
1320+
'DejaVu Serif':DejaVuSerifFontConstants,
1321+
'cmb10':ComputerModernFontConstants,
1322+
'cmex10':ComputerModernFontConstants,
1323+
'cmmi10':ComputerModernFontConstants,
1324+
'cmr10':ComputerModernFontConstants,
1325+
'cmss10':ComputerModernFontConstants,
1326+
'cmsy10':ComputerModernFontConstants,
1327+
'cmtt10':ComputerModernFontConstants,
1328+
'STIXGeneral':STIXFontConstants,
1329+
'STIXNonUnicode':STIXFontConstants,
1330+
'STIXSizeFiveSym':STIXFontConstants,
1331+
'STIXSizeFourSym':STIXFontConstants,
1332+
'STIXSizeThreeSym':STIXFontConstants,
1333+
'STIXSizeTwoSym':STIXFontConstants,
1334+
'STIXSizeOneSym':STIXFontConstants,
1335+
# Map the fonts we used to ship, just for good measure
1336+
'Bitstream Vera Sans':DejaVuSansFontConstants,
1337+
'Bitstream Vera':DejaVuSansFontConstants,
1338+
}
1339+
1340+
1341+
def_get_font_constant_set(state):
1342+
constants=_font_constant_mapping.get(
1343+
state.font_output._get_font(state.font).family_name,
1344+
FontConstantsBase)
1345+
# STIX sans isn't really its own fonts, just different code points
1346+
# in the STIX fonts, so we have to detect this one separately.
1347+
if (constantsisSTIXFontConstantsand
1348+
isinstance(state.font_output,StixSansFonts)):
1349+
returnSTIXSansFontConstants
1350+
returnconstants
1351+
12951352

12961353
classMathTextWarning(Warning):
12971354
pass
@@ -2873,25 +2930,24 @@ def subsuper(self, s, loc, toks):
28732930
nucleus=Hlist([nucleus])
28742931

28752932
# Handle regular sub/superscripts
2876-
2877-
fs=rcParams['mathtext.fontset']
2878-
iffs=='custom':
2879-
fs='dejavusans'
2880-
2933+
constants=_get_font_constant_set(state)
28812934
lc_height=last_char.height
28822935
lc_baseline=0
28832936
ifself.is_dropsub(last_char):
28842937
lc_baseline=last_char.depth
28852938

28862939
# Compute kerning for sub and super
2887-
superkern=DELTA[fs]*xHeight
2888-
subkern=DELTA[fs]*xHeight
2940+
superkern=constants.delta*xHeight
2941+
subkern=constants.delta*xHeight
28892942
ifself.is_slanted(last_char):
2890-
superkern+=DELTA[fs]*xHeight
2891-
superkern+=DELTASLANTED[fs]* (lc_height-xHeight*2./3.)
2943+
superkern+=constants.delta*xHeight
2944+
superkern+= (constants.delta_slanted*
2945+
(lc_height-xHeight*2./3.))
28922946
ifself.is_dropsub(last_char):
2893-
subkern= (3*DELTA[fs]-DELTAINTEGRAL[fs])*lc_height
2894-
superkern= (3*DELTA[fs]+DELTAINTEGRAL[fs])*lc_height
2947+
subkern= (3*constants.delta-
2948+
constants.delta_integral)*lc_height
2949+
superkern= (3*constants.delta+
2950+
constants.delta_integral)*lc_height
28952951
else:
28962952
subkern=0
28972953

@@ -2900,26 +2956,26 @@ def subsuper(self, s, loc, toks):
29002956
x=Hlist([Kern(subkern),sub])
29012957
x.shrink()
29022958
ifself.is_dropsub(last_char):
2903-
shift_down=lc_baseline+SUBDROP[fs]*xHeight
2959+
shift_down=lc_baseline+constants.subdrop*xHeight
29042960
else:
2905-
shift_down=SUB1[fs]*xHeight
2961+
shift_down=constants.sub1*xHeight
29062962
x.shift_amount=shift_down
29072963
else:
29082964
x=Hlist([Kern(superkern),super])
29092965
x.shrink()
29102966
ifself.is_dropsub(last_char):
2911-
shift_up=lc_height-SUBDROP[fs]*xHeight
2967+
shift_up=lc_height-constants.subdrop*xHeight
29122968
else:
2913-
shift_up=SUP1[fs]*xHeight
2969+
shift_up=constants.sup1*xHeight
29142970
ifsubisNone:
29152971
x.shift_amount=-shift_up
29162972
else:# Both sub and superscript
29172973
y=Hlist([Kern(subkern),sub])
29182974
y.shrink()
29192975
ifself.is_dropsub(last_char):
2920-
shift_down=lc_baseline+SUBDROP[fs]*xHeight
2976+
shift_down=lc_baseline+constants.subdrop*xHeight
29212977
else:
2922-
shift_down=SUB2[fs]*xHeight
2978+
shift_down=constants.sub2*xHeight
29232979
# If sub and superscript collide, move super up
29242980
clr= (2.0*rule_thickness-
29252981
((shift_up-x.depth)- (y.height-shift_down)))
@@ -2931,8 +2987,9 @@ def subsuper(self, s, loc, toks):
29312987
x.shift_amount=shift_down
29322988

29332989
ifnotself.is_dropsub(last_char):
2934-
x.width+=SCRIPT_SPACE[fs]*xHeight
2990+
x.width+=constants.script_space*xHeight
29352991
result=Hlist([nucleus,x])
2992+
29362993
return [result]
29372994

29382995
def_genfrac(self,ldelim,rdelim,rule,style,num,den):

‎lib/matplotlib/mpl-data/stylelib/classic.mplstyle

Lines changed: 3 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -76,11 +76,11 @@ font.stretch : normal
7676
# relative to font.size, using the following values: xx-small, x-small,
7777
# small, medium, large, x-large, xx-large, larger, or smaller
7878
font.size : 12.0
79-
font.serif :Bitstream Vera Serif,DejaVu Serif, New Century Schoolbook, Century Schoolbook L, Utopia, ITC Bookman, Bookman, Nimbus Roman No9 L, Times New Roman, Times, Palatino, Charter, serif
80-
font.sans-serif:Bitstream Vera Sans,DejaVu Sans, Lucida Grande, Verdana, Geneva, Lucid, Arial, Helvetica, Avant Garde, sans-serif
79+
font.serif : DejaVu Serif, New Century Schoolbook, Century Schoolbook L, Utopia, ITC Bookman, Bookman, Nimbus Roman No9 L, Times New Roman, Times, Palatino, Charter, serif
80+
font.sans-serif: DejaVu Sans, Lucida Grande, Verdana, Geneva, Lucid, Arial, Helvetica, Avant Garde, sans-serif
8181
font.cursive : Apple Chancery, Textile, Zapf Chancery, Sand, Script MT, Felipa, cursive
8282
font.fantasy : Comic Sans MS, Chicago, Charcoal, ImpactWestern, Humor Sans, fantasy
83-
font.monospace :Bitstream Vera Sans Mono,DejaVu Sans Mono, Andale Mono, Nimbus Mono L, Courier New, Courier, Fixed, Terminal, monospace
83+
font.monospace : DejaVu Sans Mono, Andale Mono, Nimbus Mono L, Courier New, Courier, Fixed, Terminal, monospace
8484

8585
### TEXT
8686
# text properties used by text.Text. See

‎lib/matplotlib/testing/decorators.py

Lines changed: 40 additions & 15 deletions
Original file line numberDiff line numberDiff line change
@@ -22,6 +22,7 @@
2222
frommatplotlibimportticker
2323
frommatplotlibimportpyplotasplt
2424
frommatplotlibimportft2font
25+
frommatplotlibimportrcParams
2526
frommatplotlib.testing.noseclassesimportKnownFailureTest, \
2627
KnownFailureDidNotFailTest,ImageComparisonFailure
2728
frommatplotlib.testing.compareimportcomparable_formats,compare_images, \
@@ -109,18 +110,44 @@ def tearDownClass(cls):
109110
cls.original_settings)
110111

111112

112-
defcleanup(func):
113-
@functools.wraps(func)
114-
defwrapped_function(*args,**kwargs):
115-
original_units_registry=matplotlib.units.registry.copy()
116-
original_settings=mpl.rcParams.copy()
117-
try:
118-
func(*args,**kwargs)
119-
finally:
120-
_do_cleanup(original_units_registry,
121-
original_settings)
113+
defcleanup(style=None):
114+
"""
115+
A decorator to ensure that any global state is reset before
116+
running a test.
117+
118+
Parameters
119+
----------
120+
style : str, optional
121+
The name of the style to apply.
122+
"""
122123

123-
returnwrapped_function
124+
# If cleanup is used without arguments, `style` will be a
125+
# callable, and we pass it directly to the wrapper generator. If
126+
# cleanup if called with an argument, it is a string naming a
127+
# style, and the function will be passed as an argument to what we
128+
# return. This is a confusing, but somewhat standard, pattern for
129+
# writing a decorator with optional arguments.
130+
131+
defmake_cleanup(func):
132+
@functools.wraps(func)
133+
defwrapped_function(*args,**kwargs):
134+
original_units_registry=matplotlib.units.registry.copy()
135+
original_settings=mpl.rcParams.copy()
136+
matplotlib.style.use(style)
137+
try:
138+
func(*args,**kwargs)
139+
finally:
140+
_do_cleanup(original_units_registry,
141+
original_settings)
142+
143+
returnwrapped_function
144+
145+
ifisinstance(style,six.string_types):
146+
returnmake_cleanup
147+
else:
148+
result=make_cleanup(style)
149+
style='classic'
150+
returnresult
124151

125152

126153
defcheck_freetype_version(ver):
@@ -138,6 +165,7 @@ def check_freetype_version(ver):
138165
classImageComparisonTest(CleanupTest):
139166
@classmethod
140167
defsetup_class(cls):
168+
CleanupTest.setup_class()
141169
cls._initial_settings=mpl.rcParams.copy()
142170
try:
143171
matplotlib.style.use(cls._style)
@@ -146,11 +174,8 @@ def setup_class(cls):
146174
mpl.rcParams.clear()
147175
mpl.rcParams.update(cls._initial_settings)
148176
raise
149-
# Because the setup of a CleanupTest might involve
150-
# modifying a few rcparams, this setup should come
151-
# last prior to running the image test.
152-
CleanupTest.setup_class()
153177
cls.original_settings=cls._initial_settings
178+
matplotlib.tests.set_font_settings_for_testing()
154179
cls._func()
155180

156181
@classmethod

‎lib/matplotlib/tests/__init__.py

Lines changed: 8 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -22,6 +22,12 @@
2222
'test data.')
2323

2424

25+
defset_font_settings_for_testing():
26+
rcParams['font.family']='DejaVu Sans'
27+
rcParams['text.hinting']=False
28+
rcParams['text.hinting_factor']=8
29+
30+
2531
defsetup():
2632
# The baseline images are created in this locale, so we should use
2733
# it during all of the tests.
@@ -45,9 +51,8 @@ def setup():
4551
# tests and are not necessarily the default values as specified in
4652
# rcsetup.py
4753
rcdefaults()# Start with all defaults
48-
rcParams['font.family']='DejaVu Sans'
49-
rcParams['text.hinting']=False
50-
rcParams['text.hinting_factor']=8
54+
55+
set_font_settings_for_testing()
5156

5257

5358
defassert_str_equal(reference_str,test_str,
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