#! /usr/bin/env python
-# -*- coding: iso-8859-1 -*-
+# -*- coding: utf-8 -*-
# file legacy_lyxpreview2ppm.py
# This file is part of LyX, the document processor.
# with much advice from members of the preview-latex project:
# David Kastrup, dak@gnu.org and
-# Jan-Åke Larsson, jalar@mai.liu.se.
+# Jan-Åke Larsson, jalar@mai.liu.se.
# and with much help testing the code under Windows from
# Paul A. Rubin, rubin@msu.edu.
error("Unexpected data in %s\n%s" % (log_file, line))
if snippet:
- ascent = string.atof(match.group(2)) + tp_ascent
- descent = string.atof(match.group(3)) - tp_descent
+ ascent = string.atoi(match.group(2))
+ descent = string.atoi(match.group(3))
frac = 0.5
- if abs(ascent + descent) > 0.1:
- frac = ascent / (ascent + descent)
+ if ascent >= 0 and descent >= 0:
+ ascent = float(ascent) + tp_ascent
+ descent = float(descent) - tp_descent
- metrics.write("Snippet %s %f\n" % (match.group(1), frac))
+ if abs(ascent + descent) > 0.1:
+ frac = ascent / (ascent + descent)
+
+ # Sanity check
+ if frac < 0 or frac > 1:
+ frac = 0.5
+
+ metrics.write("Snippet %s %f\n" % (match.group(1), frac))
else:
tp_descent = string.atof(match.group(2))