bedstead/strokefont.py
Ben Harris f43c450449 strokefont: More object-oriented approach.
Now we have one class for each broad class of stroked font.  I think
this will be easier to manage.
2017-08-12 09:25:56 +01:00

57 lines
1.4 KiB
Python

from __future__ import print_function
import fontforge
from math import radians
from psMat import translate
from sys import argv
class Stroker(object):
def __init__(self, fontname):
self.fontname = fontname
def modify_font(self, f):
f.strokedfont = False
for g in f.glyphs():
g.stroke(*self.nib)
g.removeOverlap()
g.addExtrema()
g.transform(translate(0, self.vshift))
f.fontname = self.fontname
return f
class Plotter(Stroker):
def __init__(self, penwidth, weight):
self.nib = ['circular', penwidth, 'round', 'round']
self.vshift = penwidth / 2.0
super(Plotter, self).__init__("BedsteadPlotter-" + weight)
class Chiseltip(Stroker):
def __init__(self, fontname):
chisel = fontforge.contour()
chisel.moveTo(-50, 0)
chisel.lineTo(28, 45)
chisel.lineTo(50, 0)
chisel.lineTo(-28, -45)
chisel.closed = True
self.nib = ['polygonal', chisel]
self.vshift = 45
super(Chiseltip, self).__init__(fontname)
modes = {
'plotter-thin': Plotter(10, "Thin"),
'plotter-light': Plotter(50, "Light"),
'plotter-medium': Plotter(100, "Medium"),
'plotter-bold': Plotter(150, "Bold"),
'chiseltip': Chiseltip("BedsteadChiseltip"),
}
mode = modes[argv[1]]
f = fontforge.open(argv[2])
mode.modify_font(f)
f.save(argv[3])