# vim: set filetype=python : 
from __future__ import print_function
__license__ = """
This file is part of GNU FreeFont.

GNU FreeFont is free software: you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free Software
Foundation, either version 3 of the License, or (at your option) any later
version.

GNU FreeFont is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with
GNU FreeFont.  If not, see <http://www.gnu.org/licenses/>. 
"""
__author__ = "Stevan White"
__email__ = "stevan.white@googlemail.com"
__copyright__ = "Copyright 2009, 2010, 2012, 2013, 2018 Stevan White"
__date__ = "$Date:: 2018-06-03 21:57:09 +0200#$"
__version__ = "$Revision: 3914 $"
__doc__ = """
Convert fonts from FontForge's native SFD format to OpenType format

Issues:  Currently, FontForge does not include gasp tables in OpenType fonts.
However, in Windows, that functionality is clearly present in other fonts.
The result, I think, is that hinting is applied to small font sizes when
it is inappropriate.

Therefore, hinting is presently turned off
"""

import fontforge
from sys import argv
from buildutils import *
#import uglify

def build_otf_file( sfd_filename ):
	f = fontforge.open( sfd_filename )
	otfile = f.fontname + '.otf'
	vstr = trim_version_str( f )
	print( 'Generating OpenType file', otfile, vstr )
	# Wanted to set to 'UniocdeBmp' if there were no high unicodes
	# but all attemtps to determine that from Python failed.
	f.encoding = 'UnicodeFull'
	f.selection.all()
	f.autoHint()	# because without gasp table, small sizes ugly
	# 'old-kern' and 'dummy-dsig' are work-arounds for Windows
	f.generate( otfile, flags=('opentype','round') )
	f.close()

scriptname = argv[0];
argc = len( argv )

if argc > 1:
	for i in range( 1, argc ):
		build_otf_file( argv[i] )
else:
	print( 'Usage:', scriptname, 'font.sfd [font.sfd ...]' )
