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SF.net SVN: matplotlib: [5573] branches/v0_91_maint/lib/matplotlib
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From: <md...@us...> - 2008-06-17 14:56:28
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Revision: 5573
http://matplotlib.svn.sourceforge.net/matplotlib/?rev=5573&view=rev
Author: mdboom
Date: 2008-06-17 07:55:52 -0700 (Tue, 17 Jun 2008)
Log Message:
-----------
Fix STIX fonts on narrow Unicode platforms.
Modified Paths:
--------------
branches/v0_91_maint/lib/matplotlib/_mathtext_data.py
branches/v0_91_maint/lib/matplotlib/backends/backend_pdf.py
branches/v0_91_maint/lib/matplotlib/backends/backend_ps.py
branches/v0_91_maint/lib/matplotlib/mathtext.py
Modified: branches/v0_91_maint/lib/matplotlib/_mathtext_data.py
===================================================================
--- branches/v0_91_maint/lib/matplotlib/_mathtext_data.py 2008-06-17 14:46:00 UTC (rev 5572)
+++ branches/v0_91_maint/lib/matplotlib/_mathtext_data.py 2008-06-17 14:55:52 UTC (rev 5573)
@@ -39,6 +39,8 @@
r'\}' : ('cmex10', 130),
r'\leftangle' : ('cmex10', 97),
r'\rightangle' : ('cmex10', 64),
+ r'\langle' : ('cmex10', 97),
+ r'\rangle' : ('cmex10', 64),
r'\widehat' : ('cmex10', 15),
r'\widetilde' : ('cmex10', 52),
@@ -1761,6 +1763,54 @@
tex2uni = {
'widehat': 0x0302,
'widetilde': 0x0303,
+'langle': 0x27e8,
+'rangle': 0x27e9,
+'perp': 0x27c2,
+'neq': 0x2260,
+'Join': 0x2a1d,
+'leqslant': 0x2a7d,
+'geqslant': 0x2a7e,
+'lessapprox': 0x2a85,
+'gtrapprox': 0x2a86,
+'lesseqqgtr': 0x2a8b,
+'gtreqqless': 0x2a8c,
+'triangleeq': 0x225c,
+'eqslantless': 0x2a95,
+'eqslantgtr': 0x2a96,
+'backepsilon': 0x03f6,
+'precapprox': 0x2ab7,
+'succapprox': 0x2ab8,
+'fallingdotseq': 0x2252,
+'subseteqq': 0x2ac5,
+'supseteqq': 0x2ac6,
+'varpropto': 0x221d,
+'precnapprox': 0x2ab9,
+'succnapprox': 0x2aba,
+'subsetneqq': 0x2acb,
+'supsetneqq': 0x2acc,
+'lnapprox': 0x2ab9,
+'gnapprox': 0x2aba,
+'longleftarrow': 0x27f5,
+'longrightarrow': 0x27f6,
+'longleftrightarrow': 0x27f7,
+'Longleftarrow': 0x27f8,
+'Longrightarrow': 0x27f9,
+'Longleftrightarrow': 0x27fa,
+'longmapsto': 0x27fc,
+'leadsto': 0x21dd,
+'dashleftarrow': 0x290e,
+'dashrightarrow': 0x290f,
+'circlearrowleft': 0x21ba,
+'circlearrowright': 0x21bb,
+'leftrightsquigarrow': 0x21ad,
+'leftsquigarrow': 0x219c,
+'rightsquigarrow': 0x219d,
+'Game': 0x2141,
+'hbar': 0x0127,
+'hslash': 0x210f,
+'ldots': 0x22ef,
+'vdots': 0x22ee,
+'doteqdot': 0x2251,
'doteq': 8784,
'partial': 8706,
'gg': 8811,
Modified: branches/v0_91_maint/lib/matplotlib/backends/backend_pdf.py
===================================================================
--- branches/v0_91_maint/lib/matplotlib/backends/backend_pdf.py 2008-06-17 14:46:00 UTC (rev 5572)
+++ branches/v0_91_maint/lib/matplotlib/backends/backend_pdf.py 2008-06-17 14:55:52 UTC (rev 5573)
@@ -683,7 +683,7 @@
differences = []
two_byte_chars = Set()
for c in characters:
- ccode = ord(c)
+ ccode = c
gind = cmap.get(ccode) or 0
glyph_ids.append(gind)
glyph_name = font.get_glyph_name(gind)
@@ -799,7 +799,7 @@
widths = []
max_ccode = 0
for c in characters:
- ccode = ord(c)
+ ccode = c
gind = cmap.get(ccode) or 0
glyph = font.load_char(ccode, flags=LOAD_NO_HINTING)
widths.append((ccode, glyph.horiAdvance / 6))
@@ -1194,7 +1194,7 @@
realpath, stat_key = get_realpath_and_stat(fname)
used_characters = self.used_characters.setdefault(
stat_key, (realpath, Set()))
- used_characters[1].update(s)
+ used_characters[1].update([ord(x) for x in s])
def merge_used_characters(self, other):
for stat_key, (realpath, set) in other.items():
Modified: branches/v0_91_maint/lib/matplotlib/backends/backend_ps.py
===================================================================
--- branches/v0_91_maint/lib/matplotlib/backends/backend_ps.py 2008-06-17 14:46:00 UTC (rev 5572)
+++ branches/v0_91_maint/lib/matplotlib/backends/backend_ps.py 2008-06-17 14:55:52 UTC (rev 5573)
@@ -151,14 +151,14 @@
self.mathtext_parser = MathTextParser("PS")
self._clip_paths = dict()
-
+
def track_characters(self, font, s):
"""Keeps track of which characters are required from
each font."""
realpath, stat_key = get_realpath_and_stat(font.fname)
used_characters = self.used_characters.setdefault(
stat_key, (realpath, Set()))
- used_characters[1].update(s)
+ used_characters[1].update([ord(x) for x in s])
def merge_used_characters(self, other):
for stat_key, (realpath, set) in other.items():
@@ -1231,7 +1231,7 @@
cmap = font.get_charmap()
glyph_ids = []
for c in chars:
- gind = cmap.get(ord(c)) or 0
+ gind = cmap.get(c) or 0
glyph_ids.append(gind)
# The ttf to ps (subsetting) support doesn't work for
# OpenType fonts that are Postscript inside (like the
Modified: branches/v0_91_maint/lib/matplotlib/mathtext.py
===================================================================
--- branches/v0_91_maint/lib/matplotlib/mathtext.py 2008-06-17 14:46:00 UTC (rev 5572)
+++ branches/v0_91_maint/lib/matplotlib/mathtext.py 2008-06-17 14:55:52 UTC (rev 5573)
@@ -522,7 +522,7 @@
realpath, stat_key = get_realpath_and_stat(info.font.fname)
used_characters = self.used_characters.setdefault(
stat_key, (realpath, Set()))
- used_characters[1].update(unichr(info.num))
+ used_characters[1].add(info.num)
self.mathtext_backend.render_glyph(ox, oy, info)
def render_rect_filled(self, x1, y1, x2, y2):
@@ -655,8 +655,9 @@
return xHeight
def get_underline_thickness(self, font, fontsize, dpi):
- cached_font = self._get_font(font)
- return cached_font.font.underline_thickness / 64.0 / fontsize * (10.0 * dpi / 100.0)
+ # This function used to grab underline thickness from the font,
+ # but that information is just too un-reliable, so it is now hardcoded.
+ return ((0.75 / 12.0) * fontsize * dpi) / 72.0
def get_kern(self, font1, fontclass1, sym1, fontsize1,
font2, fontclass2, sym2, fontsize2, dpi):
@@ -840,10 +841,11 @@
new_fontname = fontname
if fontname == 'it':
- unistring = unichr(uniindex)
- if (not unicodedata.category(unistring)[0] == "L"
- or unicodedata.name(unistring).startswith("GREEK CAPITAL")):
- new_fontname = 'rm'
+ if uniindex < 0x10000:
+ unistring = unichr(uniindex)
+ if (not unicodedata.category(unistring)[0] == "L"
+ or unicodedata.name(unistring).startswith("GREEK CAPITAL")):
+ new_fontname = 'rm'
slanted = (new_fontname == 'it') or sym in self._slanted_symbols
found_symbol = False
@@ -868,6 +870,8 @@
return self.cm_fallback._get_glyph(
fontname, 'it', sym, fontsize)
else:
+ if fontname == 'it' and isinstance(self, StixFonts):
+ return self._get_glyph('rm', font_class, sym, fontsize)
warn("Substituting with a dummy symbol.", MathTextWarning)
fontname = 'rm'
new_fontname = fontname
@@ -2031,7 +2035,8 @@
bslash = Literal('\\')
- accent = oneOf(self._accent_map.keys() + list(self._wide_accents))
+ accent = oneOf(self._accent_map.keys() +
+ list(self._wide_accents))
function = oneOf(list(self._function_names))
@@ -2058,10 +2063,10 @@
unicode_range = u"\U00000080-\U0001ffff"
symbol =(Regex(UR"([a-zA-Z0-9 +\-*/<>=:,.;!'@()\[\]|%s])|(\\[%%${}\[\]_|])" % unicode_range)
- | Combine(
+ | (Combine(
bslash
+ oneOf(tex2uni.keys())
- )
+ ) + FollowedBy(Regex("[^A-Za-z]")))
).setParseAction(self.symbol).leaveWhitespace()
c_over_c =(Suppress(bslash)
@@ -2498,14 +2503,14 @@
if super is not None:
hlist = HCentered([super])
hlist.hpack(width, 'exactly')
- vlist.extend([hlist, Kern(rule_thickness * 2.0)])
+ vlist.extend([hlist, Kern(rule_thickness * 3.0)])
hlist = HCentered([nucleus])
hlist.hpack(width, 'exactly')
vlist.append(hlist)
if sub is not None:
hlist = HCentered([sub])
hlist.hpack(width, 'exactly')
- vlist.extend([Kern(rule_thickness * 2.0), hlist])
+ vlist.extend([Kern(rule_thickness * 3.0), hlist])
shift = hlist.height + hlist.depth + rule_thickness * 2.0
vlist = Vlist(vlist)
vlist.shift_amount = shift + nucleus.depth * 0.5
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