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#
# This script changes the width of all glyphs by applying a multiplier.
# It keeps the contours centered as glyphs get wider or tighter.
#
from mojo.roboFont import version
from math import ceil, floor
if __name__ == "__main__":
font = CurrentFont()
print "Resizing glyph margins for %r" % font
# how much to add or remove from each glyph's margin
A = 32
if font is not None:
errors = 0 # if >0 then changes are discarded
for g in font:
# skip glyphs
#if g.name in ('c', 'e', 'o', 'r', 'j'):
# continue
if g.width < 4:
print '"%s": ["ignore", "zero-width"],' % (g.name)
continue
if g.box is None:
print '"%s": ["ignore", "empty"],' % (g.name)
continue
if g.width % 4 != 0:
print '"%s": ["error", "misaligned"],' % (g.name)
errors += 1
continue
#if g.leftMargin <= 0 or g.rightMargin <= 0:
# print '"%s": ["ignore", "zero-or-negative"],' % (g.name)
# continue
leftMargin = int(max(0, g.leftMargin + A))
rightMargin = int(max(0, g.rightMargin + A))
#print '"%s": ["update", %g, %g],' % (g.name, leftMargin, rightMargin)
if 'interui.spaceadjust' in g.lib:
g.lib['interui.width-adjustments'].append(A)
else:
g.lib['interui.width-adjustments'] = [A]
# order of assignment is probably important
g.rightMargin = int(rightMargin)
g.leftMargin = int(leftMargin)
if errors > 0:
print "Discarding changes because there were errors"
else:
font.update()
else:
print "No fonts open"
print "Done"
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