Skip to content

Support {lua,xe}tex as alternative usetex engine. #29807

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Draft
wants to merge 2 commits into
base: main
Choose a base branch
from
Draft

Support {lua,xe}tex as alternative usetex engine. #29807

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
a1e4a83
Parse {lua,xe}tex-generated dvi in dviread.
anntzer Apr 17, 2025
4bee319
Support {lua,xe}tex as alternative usetex engine.
anntzer Apr 17, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
7 changes: 3 additions & 4 deletions lib/matplotlib/backends/backend_pdf.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -1035,11 +1035,10 @@ def _embedTeXFont(self, dvifont):
fontdict['Encoding'] = self._generate_encoding(encoding)
fc = fontdict['FirstChar'] = min(encoding.keys(), default=0)
lc = fontdict['LastChar'] = max(encoding.keys(), default=255)

# Convert glyph widths from TeX 12.20 fixed point to 1/1000 text space units
tfm = dvifont._tfm
widths = [(1000 * metrics.tex_width) >> 20
if (metrics := tfm.get_metrics(char)) else 0
font_metrics = dvifont._metrics
widths = [(1000 * glyph_metrics.tex_width) >> 20
if (glyph_metrics := font_metrics.get_metrics(char)) else 0
for char in range(fc, lc + 1)]
fontdict['Widths'] = widthsObject = self.reserveObject('glyph widths')
self.writeObject(widthsObject, widths)
Expand Down
10 changes: 7 additions & 3 deletions lib/matplotlib/cbook.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -43,16 +43,20 @@ class _ExceptionInfo:
users and result in incorrect tracebacks.
"""

def __init__(self, cls, *args):
def __init__(self, cls, *args, notes=None):
self._cls = cls
self._args = args
self._notes = notes if notes is not None else []

@classmethod
def from_exception(cls, exc):
return cls(type(exc), *exc.args)
return cls(type(exc), *exc.args, notes=getattr(exc, "__notes__", []))

def to_exception(self):
return self._cls(*self._args)
exc = self._cls(*self._args)
for note in self._notes:
exc.add_note(note)
return exc


def _get_running_interactive_framework():
Expand Down
Loading
Loading