1 # -*- coding: utf-8 -*-
3 # Copyright (C) 2000-2005 by Yasushi Saito (yasushi.saito@gmail.com)
5 # Jockey is free software; you can redistribute it and/or modify it
6 # under the terms of the GNU General Public License as published by the
7 # Free Software Foundation; either version 2, or (at your option) any
10 # Jockey is distributed in the hope that it will be useful, but WITHOUT
11 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
20 class T(gs_frontend.T):
22 gs_frontend.T.close(self)
23 if self.__output_lines == []:
27 gs_args = "-sDEVICE=png256 -dTextAlphaBits=4 -q -dNOPAUSE" #PDS
29 gs_args = "-sDEVICE=pnggray -dTextAlphaBits=4 -q -dNOPAUSE" #PDS
32 temp_fname = None # the temporary file desc.
33 out_fd = None # the final destination.
35 if self.__out_fname and isinstance(self.__out_fname, str):
36 gs_args += " -sOutputFile=%s" % self.__out_fname
38 if not self.__out_fname:
41 if not hasattr(self.__out_fname, "write"):
42 raise Exception, "Expecting either a filename or a file-like object, but got %s" % self.__out_fname
43 out_fd = self.__out_fname
45 temp_fname = tempfile.mktemp()
46 gs_args += " -sOutputFile=%s" % temp_fname
47 self.start_gs(gs_args)
51 temp_fd = file(temp_fname, 'rb')
52 out_fd.write(temp_fd.read())