# If possible, the script will use pdftocairo instead of gs,
# as it's much faster and gives better results.
-import glob, os, pipes, re, sys
+import glob, os, pipes, re, sys, tempfile
from lyxpreview_tools import check_latex_log, copyfileobj, error, filter_pages,\
find_exe, find_exe_or_terminate, join_metrics_and_rename, latex_commands, \
- latex_file_re, make_texcolor, mkstemp, pdflatex_commands, progress, \
+ latex_file_re, make_texcolor, pdflatex_commands, progress, \
run_command, run_latex, warning, write_metrics_info
def legacy_latex_file(latex_file, fg_color, bg_color):
- use_preview_re = re.compile(r"\s*\\usepackage\[([^]]+)\]{preview}")
+ use_polyglossia_re = re.compile(b"\\s*\\\\usepackage{polyglossia}")
+ use_preview_re = re.compile(b"\\s*\\\\usepackage\\[([^]]+)\\]{preview}")
fg_color_gr = make_texcolor(fg_color, True)
bg_color_gr = make_texcolor(bg_color, True)
- tmp = mkstemp()
+ tmp = tempfile.TemporaryFile()
success = 0
try:
- f = open(latex_file, 'r')
+ f = open(latex_file, 'rb')
except:
# Unable to open the file, but do nothing here because
# the calling function will act on the value of 'success'.
warning('Warning in legacy_latex_file! Unable to open "%s"' % latex_file)
warning(repr(sys.exc_info()[0]) + ',' + repr(sys.exc_info()[1]))
+ polyglossia = False
for line in f.readlines():
if success:
tmp.write(line)
continue
match = use_preview_re.match(line)
+ polymatch = use_polyglossia_re.match(line)
+ # Package order:
+ # * if polyglossia is used, we need to load color before that
+ # (also, we do not have to load lmodern)
+ # * else, color should be loaded before preview
if match == None:
- tmp.write(line)
- continue
+ if polymatch == None:
+ tmp.write(line)
+ continue
+ else:
+ tmp.write(b"""
+\\usepackage{color}
+\\definecolor{fg}{rgb}{%s}
+\\definecolor{bg}{rgb}{%s}
+\\pagecolor{bg}
+\\usepackage{polyglossia}
+""" % (fg_color_gr, bg_color_gr))
+ polyglossia = True
+ continue
success = 1
- # Package order: color should be loaded before preview
# Preview options: add the options lyx and tightpage
- tmp.write(r"""
-\usepackage{color}
-\definecolor{fg}{rgb}{%s}
-\definecolor{bg}{rgb}{%s}
-\pagecolor{bg}
-\usepackage[%s,tightpage]{preview}
-\makeatletter
-\def\t@a{cmr}
-\if\f@family\t@a
-\IfFileExists{lmodern.sty}{\usepackage{lmodern}}{\usepackage{ae,aecompl}}
-\fi
-\g@addto@macro\preview{\begingroup\color{bg}\special{ps::clippath fill}\color{fg}}
-\g@addto@macro\endpreview{\endgroup}
-\makeatother
-""" % (fg_color_gr, bg_color_gr, match.group(1)))
-
+ previewopts = match.group(1)
+ if not polyglossia:
+ tmp.write(b"""
+\\usepackage{color}
+\\definecolor{fg}{rgb}{%s}
+\\definecolor{bg}{rgb}{%s}
+\\pagecolor{bg}
+\\usepackage[%s,tightpage]{preview}
+\\makeatletter
+\\def\\t@a{cmr}
+\\if\\f@family\\t@a
+\\IfFileExists{lmodern.sty}{\\usepackage{lmodern}}{\\usepackage{ae,aecompl}}
+\\fi
+\\g@addto@macro\\preview{\\begingroup\\color{bg}\\special{ps::clippath fill}\\color{fg}}
+\\g@addto@macro\\endpreview{\\endgroup}
+\\makeatother
+""" % (fg_color_gr, bg_color_gr, previewopts))
+ else:
+ tmp.write(b"""
+\\usepackage[%s,tightpage]{preview}
+\\makeatletter
+\\g@addto@macro\\preview{\\begingroup\\color{bg}\\special{ps::clippath fill}\\color{fg}}
+\\g@addto@macro\\endpreview{\\endgroup}
+\\makeatother
+""" % previewopts)
if success:
copyfileobj(tmp, open(latex_file,"wb"), 1)
t.append('%s -right' % pnmcrop, '--')
for file in glob.glob("%s*.ppm" % basename):
- tmp = mkstemp()
+ tmp = tempfile.TemporaryFile()
new = t.open(file, "r")
copyfileobj(new, tmp)
if not new.close():
pdftocairo = find_exe(["pdftocairo"])
epstopdf = find_exe(["epstopdf"])
use_pdftocairo = pdftocairo != None and output_format == "png"
+ if use_pdftocairo and os.name == 'nt':
+ # On Windows, check for png support (see #10718)
+ conv_status, conv_stdout = run_command("%s --help" % pdftocairo)
+ use_pdftocairo = '-png' in conv_stdout
if use_pdftocairo:
conv = pdftocairo
else: