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Add bfit bolditalic tex command
1 parent c948e90 commit 1e7da72

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‎doc/users/next_whats_new/updated_mathtext.rst

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Bold-italic mathtext command ``\mathbfit``
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-----------------------------------------------------
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Supports use of bold-italic font style in mathtext using the ``\mathbfit{}`` command:
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To change font to bold and italic enclose the text in a font command as
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shown:
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.. code-block::
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r'$\mathbfit{\eta \leq C(\delta(\eta))}$
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.. math::
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\mathbfit{\eta \leq C(\delta(\eta))}

‎galleries/users_explain/text/mathtext.py

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@@ -220,6 +220,7 @@
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``\mathfrak{Fraktur}`` :math-stix:`\mathfrak{Fraktur}`
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``\mathsf{sansserif}`` :math-stix:`\mathsf{sansserif}`
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``\mathrm{\mathsf{sansserif}}`` :math-stix:`\mathrm{\mathsf{sansserif}}`
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``\mathbfit{bolditalic}`` :math-stix:`\mathbfit{bolditalic}`
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================================ =========================================
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There are also five global "font sets" to choose from, which are
@@ -281,7 +282,8 @@
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``mathtext.it`` ``\mathit{}`` or default italic
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``mathtext.rm`` ``\mathrm{}`` Roman (upright)
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``mathtext.tt`` ``\mathtt{}`` Typewriter (monospace)
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``mathtext.bf`` ``\mathbf{}`` bold italic
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``mathtext.bf`` ``\mathbf{}`` bold
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``mathtext.bfit`` ``\mathbfit{}`` bold italic
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``mathtext.cal`` ``\mathcal{}`` calligraphic
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``mathtext.sf`` ``\mathsf{}`` sans-serif
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============================== =================================

‎lib/matplotlib/_mathtext.py

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@@ -484,7 +484,7 @@ def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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self.fontmap = {}
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for texfont in "cal rm tt it bf sf".split():
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for texfont in "cal rm tt it bf sf bfit".split():
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prop = mpl.rcParams['mathtext.' + texfont]
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font = findfont(prop)
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self.fontmap[texfont] = font
@@ -631,6 +631,7 @@ class DejaVuSerifFonts(DejaVuFonts):
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'rm': 'DejaVu Serif',
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'it': 'DejaVu Serif:italic',
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'bf': 'DejaVu Serif:weight=bold',
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'bfit': 'DejaVu Serif:italic:bold',
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'sf': 'DejaVu Sans',
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'tt': 'DejaVu Sans Mono',
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'ex': 'DejaVu Serif Display',
@@ -648,6 +649,7 @@ class DejaVuSansFonts(DejaVuFonts):
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'rm': 'DejaVu Sans',
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'it': 'DejaVu Sans:italic',
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'bf': 'DejaVu Sans:weight=bold',
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'bfit': 'DejaVu Sans:italic:bold',
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'sf': 'DejaVu Sans',
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'tt': 'DejaVu Sans Mono',
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'ex': 'DejaVu Sans Display',
@@ -671,6 +673,7 @@ class StixFonts(UnicodeFonts):
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'rm': 'STIXGeneral',
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'it': 'STIXGeneral:italic',
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'bf': 'STIXGeneral:weight=bold',
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'bfit': 'STIXGeneral:italic:bold',
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'nonunirm': 'STIXNonUnicode',
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'nonuniit': 'STIXNonUnicode:italic',
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'nonunibf': 'STIXNonUnicode:weight=bold',
@@ -736,7 +739,7 @@ def _map_virtual_font(self, fontname, font_class, uniindex):
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uniindex = stix_glyph_fixes.get(uniindex, uniindex)
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# Handle private use area glyphs
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if fontname in ('it', 'rm', 'bf') and 0xe000 <= uniindex <= 0xf8ff:
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if fontname in ('it', 'rm', 'bf', 'bfit') and 0xe000 <= uniindex <= 0xf8ff:
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fontname = 'nonuni' + fontname
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return fontname, uniindex
@@ -1665,7 +1668,7 @@ def font(self):
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@font.setter
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def font(self, name):
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if name in ('rm', 'it', 'bf'):
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if name in ('rm', 'it', 'bf', 'bfit'):
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self.font_class = name
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self._font = name
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@@ -1771,7 +1774,8 @@ class _MathStyle(enum.Enum):
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_dropsub_symbols = set(r'''\int \oint'''.split())
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_fontnames = set("rm cal it tt sf bf default bb frak scr regular".split())
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_fontnames = set("""rm cal it tt sf bf bfit
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default bb frak scr regular""".split())
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_function_names = set("""
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arccos csc ker min arcsin deg lg Pr arctan det lim sec arg dim

‎lib/matplotlib/_mathtext_data.py

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(0x2202, 0x2202, 'bf', 0x1d789), # partial differential
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(0x2207, 0x2207, 'bf', 0x1d76f), # \Nabla
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],
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'bfit':
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[
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(0x0041, 0x005a, 'bfit', 0x1d468), # A-Z
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(0x0061, 0x007a, 'bfit', 0x1d482), # a-z
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(0x0393, 0x03a9, 'bfit', 0x1d71E), # \Gamma-\Omega
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(0x03b1, 0x03c9, 'bfit', 0x1d736), # \alpha-\omega
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],
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},
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'tt':
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[

‎lib/matplotlib/mpl-data/matplotlibrc

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## settings which map a TeX font name to a fontconfig font pattern. (These
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## settings are not used for other font sets.)
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#mathtext.bf: sans:bold
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#mathtext.bfit: sans:italic:bold
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#mathtext.cal: cursive
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#mathtext.it: sans:italic
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#mathtext.rm: sans

‎lib/matplotlib/rcsetup.py

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@@ -937,10 +937,11 @@ def _convert_validator_spec(key, conv):
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"mathtext.tt": validate_font_properties,
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"mathtext.it": validate_font_properties,
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"mathtext.bf": validate_font_properties,
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"mathtext.bfit": validate_font_properties,
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"mathtext.sf": validate_font_properties,
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"mathtext.fontset": ["dejavusans", "dejavuserif", "cm", "stix",
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"stixsans", "custom"],
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"mathtext.default": ["rm", "cal", "it", "tt", "sf", "bf", "default",
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"mathtext.default": ["rm", "cal", "bfit", "it", "tt", "sf", "bf", "default",
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"bb", "frak", "scr", "regular"],
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"mathtext.fallback": _validate_mathtext_fallback,
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‎lib/matplotlib/tests/baseline_images/test_mathtext/mathfont_cm_60.png

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‎lib/matplotlib/tests/baseline_images/test_mathtext/mathfont_cm_61.png

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‎lib/matplotlib/tests/baseline_images/test_mathtext/mathfont_cm_62.png

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‎lib/matplotlib/tests/baseline_images/test_mathtext/mathfont_cm_63.png

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‎lib/matplotlib/tests/baseline_images/test_mathtext/mathfont_cm_64.png

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‎lib/matplotlib/tests/baseline_images/test_mathtext/mathfont_dejavusans_60.png

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‎lib/matplotlib/tests/baseline_images/test_mathtext/mathfont_dejavusans_61.png

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‎lib/matplotlib/tests/baseline_images/test_mathtext/mathfont_dejavusans_62.png

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‎lib/matplotlib/tests/baseline_images/test_mathtext/mathfont_dejavusans_63.png

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‎lib/matplotlib/tests/baseline_images/test_mathtext/mathfont_dejavusans_64.png

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‎lib/matplotlib/tests/baseline_images/test_mathtext/mathfont_dejavuserif_60.png

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‎lib/matplotlib/tests/baseline_images/test_mathtext/mathfont_dejavuserif_61.png

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‎lib/matplotlib/tests/baseline_images/test_mathtext/mathfont_dejavuserif_62.png

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‎lib/matplotlib/tests/baseline_images/test_mathtext/mathfont_dejavuserif_63.png

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‎lib/matplotlib/tests/baseline_images/test_mathtext/mathfont_dejavuserif_64.png

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‎lib/matplotlib/tests/baseline_images/test_mathtext/mathfont_stix_60.png

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‎lib/matplotlib/tests/baseline_images/test_mathtext/mathfont_stix_61.png

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‎lib/matplotlib/tests/baseline_images/test_mathtext/mathfont_stix_62.png

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‎lib/matplotlib/tests/baseline_images/test_mathtext/mathfont_stix_63.png

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‎lib/matplotlib/tests/baseline_images/test_mathtext/mathfont_stix_64.png

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‎lib/matplotlib/tests/baseline_images/test_mathtext/mathfont_stixsans_60.png

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‎lib/matplotlib/tests/baseline_images/test_mathtext/mathfont_stixsans_61.png

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‎lib/matplotlib/tests/baseline_images/test_mathtext/mathfont_stixsans_62.png

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‎lib/matplotlib/tests/baseline_images/test_mathtext/mathfont_stixsans_63.png

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‎lib/matplotlib/tests/baseline_images/test_mathtext/mathfont_stixsans_64.png

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‎lib/matplotlib/tests/test_mathtext.py

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@@ -167,7 +167,8 @@
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(['mathscr'], [uppercase, lowercase]),
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(['mathsf'], [digits, uppercase, lowercase]),
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(['mathrm', 'mathsf'], [digits, uppercase, lowercase]),
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(['mathbf', 'mathsf'], [digits, uppercase, lowercase])
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(['mathbf', 'mathsf'], [digits, uppercase, lowercase]),
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(['mathbfit'], all)
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]
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font_tests = []
@@ -421,6 +422,7 @@ def test_mathtext_fallback(fallback, fontlist):
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mpl.rcParams['mathtext.rm'] = 'mpltest'
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mpl.rcParams['mathtext.it'] = 'mpltest:italic'
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mpl.rcParams['mathtext.bf'] = 'mpltest:bold'
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mpl.rcParams['mathtext.bfit'] = 'mpltest:italic:bold'
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mpl.rcParams['mathtext.fallback'] = fallback
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test_str = r'a$A\AA\breve\gimel$'

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