Properly account for font size when generating previews

Patch by Guillaume.
This commit is contained in:
Enrico Forestieri 2015-06-25 01:39:25 +02:00
parent d275d034c0
commit 0751f96d25

View File

@ -77,7 +77,7 @@
import getopt, glob, os, re, shutil, string, sys
from legacy_lyxpreview2ppm import legacy_conversion_step1
from legacy_lyxpreview2ppm import extract_resolution, legacy_conversion_step1
from lyxpreview_tools import bibtex_commands, check_latex_log, copyfileobj, \
error, filter_pages, find_exe, find_exe_or_terminate, \
@ -159,7 +159,6 @@ def extract_metrics_info(dvipng_stdout):
def fix_latex_file(latex_file, pdf_output):
documentclass_re = re.compile("(\\\\documentclass\[)(1[012]pt,?)(.+)")
def_re = re.compile(r"(\\newcommandx|\\global\\long\\def)(\\[a-zA-Z]+)")
tmp = mkstemp()
@ -167,14 +166,9 @@ def fix_latex_file(latex_file, pdf_output):
changed = False
macros = []
for line in open(latex_file, 'r').readlines():
if line.startswith("\\documentclass"):
match = documentclass_re.match(line)
if match != None:
changed = True
line = match.group(1) + match.group(3) + "\n"
if not pdf_output:
changed = True
line += "\\PassOptionsToPackage{draft}{microtype}\n"
if not pdf_output and line.startswith("\\documentclass"):
changed = True
line += "\\PassOptionsToPackage{draft}{microtype}\n"
else:
match = def_re.match(line)
if match != None:
@ -406,8 +400,8 @@ def main(argv):
progress("Preprocess through lilypond-book: %s" % lilypond)
progress("Altering the latex file for font size and colors")
# Omit font size specification in latex file and make sure that multiple
# defined macros and the microtype package don't cause issues.
# Make sure that multiple defined macros and the microtype package
# don't cause issues in the latex file.
fix_latex_file(latex_file, pdf_output)
if lilypond:
@ -452,9 +446,10 @@ def main(argv):
# Compile the latex file.
error_pages = []
latex_status, latex_stdout = run_latex(latex, latex_file, bibtex)
latex_log = latex_file_re.sub(".log", latex_file)
if latex_status:
progress("Will try to recover from %s failure" % latex)
error_pages = check_latex_log(latex_file_re.sub(".log", latex_file))
error_pages = check_latex_log(latex_log)
# The dvi output file name
dvi_file = latex_file_re.sub(".dvi", latex_file)
@ -490,9 +485,12 @@ def main(argv):
return legacy_conversion_step1(latex_file, dpi, output_format, fg_color,
bg_color, "pdflatex", True)
# Retrieve resolution
resolution = extract_resolution(latex_log, dpi)
# Run the dvi file through dvipng.
dvipng_call = '%s -Ttight -depth -height -D %d -fg "%s" -bg "%s" %s "%s"' \
% (dvipng, dpi, fg_color_dvipng, bg_color_dvipng, pages_parameter, dvi_file)
% (dvipng, resolution, fg_color_dvipng, bg_color_dvipng, pages_parameter, dvi_file)
dvipng_status, dvipng_stdout = run_command(dvipng_call)
if dvipng_status: