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* src/plugins/GraphViz.py: 0000627: Relationship graph PDF papersize problems.

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Use ghostscript instead of epstopdf

svn: r7905
This commit is contained in:
Brian Matherly 2007-01-14 22:09:14 +00:00
parent 66516b8e4f
commit d36216ad29
2 changed files with 43 additions and 22 deletions
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4
gramps2/ChangeLog
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@ -1,3 +1,7 @@
2007-01-14 Brian Matherly <brian@gramps-project.org>
* src/plugins/GraphViz.py: 0000627: Relationship graph PDF papersize problems.
Use ghostscript instead of epstopdf
2007-01-13 Don Allingham <don@gramps-project.org>
* po/gramps.pot: update

61
gramps2/src/plugins/GraphViz.py
View File

@ -31,6 +31,7 @@
import os
from gettext import gettext as _
from time import asctime
import tempfile
#------------------------------------------------------------------------
#
@ -125,14 +126,23 @@ class _options:
('', "Descendants - Ancestors", _("Descendants - Ancestors")),
)
gs_cmd = ""
if os.sys.platform == "win32":
_dot_found = Utils.search_for("dot.exe")
if Utils.search_for("gswin32c.exe") == 1:
gs_cmd = "gswin32c.exe"
elif Utils.search_for("gswin32.exe") == 1:
gs_cmd = "gswin32.exe"
else:
_dot_found = Utils.search_for("dot")
if Utils.search_for("gs") == 1:
gs_cmd = "gs"
if Utils.search_for("epstopdf") == 1:
if gs_cmd != "":
_options.formats += (("pdf", "PDF", _("PDF"), "application/pdf"),)
_pdf_pipe = 'epstopdf -f -o=%s'
#------------------------------------------------------------------------
#
@ -1158,7 +1168,9 @@ class GraphVizGraphics(Report):
self.doc = options_class.get_document()
self.user_output = options_class.get_output()
self.junk_output = os.path.join(const.home_dir,"junk")
(handle,self.junk_output) = tempfile.mkstemp(".dot", "rel_graph" )
os.close( handle )
self.the_format = self.options_class.handler.options_dict['gvof']
self.the_font = self.options_class.handler.options_dict['font']
@ -1170,26 +1182,31 @@ class GraphVizGraphics(Report):
def end_report(self):
if self.the_format == "pdf":
command = ('dot -Tps %s | ' + _pdf_pipe + ' ; rm %s') % \
(self.junk_output,self.user_output,self.junk_output)
os.system(command)
else:
os.system('dot -T%s -o"%s" "%s"' %
(self.the_format,self.user_output,self.junk_output) )
os.remove(self.junk_output)
# Create a temporary Postscript file
(handle,tmp_ps) = tempfile.mkstemp(".ps", "rel_graph" )
os.close( handle )
if self.doc.print_req:
_apptype = None
for format in _options.formats:
if format[0] == self.the_format:
_apptype = format[3]
break
if _apptype:
try:
app = Mime.get_application(_apptype)
Utils.launch(app[0],self.user_output)
except:
pass
# Generate Postscript using dot
command = 'dot -Tps -o"%s" "%s"' % ( tmp_ps, self.junk_output )
os.system(command)
paper = self.options_class.handler.get_paper()
# Add .5 to remove rounding errors.
width_pt = int( (paper.get_width_inches() * 72) + 0.5 )
height_pt = int( (paper.get_height_inches() * 72) + 0.5 )
# Convert to PDF using ghostscript
command = '%s -q -sDEVICE=pdfwrite -dNOPAUSE -dDEVICEWIDTHPOINTS=%d -dDEVICEHEIGHTPOINTS=%d -sOutputFile="%s" "%s" -c quit' \
% ( gs_cmd, width_pt, height_pt, self.user_output, tmp_ps )
os.system(command)
os.remove(tmp_ps)
else:
os.system('dot -T%s -o"%s" "%s"' %
(self.the_format,self.user_output,self.junk_output) )
os.remove(self.junk_output)
if self.doc.print_req:
_apptype = None