Center Glyphs

Center Glyphs.py

#MenuTitle: Center Glyphs Mine
# -*- coding: utf-8 -*-
__doc__="""
"""

import GlyphsApp

thisFont = Glyphs.font # frontmost font
listOfSelectedLayers = thisFont.selectedLayers # active layers of selected glyphs

def process( thisLayer ):
	LSB = thisLayer.LSB
	RSB = thisLayer.RSB
	width = thisLayer.width

	halfSB = (LSB + RSB)/2
	thisLayer.LSB = int(halfSB)
	thisLayer.RSB = int(halfSB)
	thisLayer.width = width

thisFont.disableUpdateInterface() # suppresses UI updates in Font View

for thisLayer in listOfSelectedLayers:
	thisGlyph = thisLayer.parent
	numberOfLayers = len( thisGlyph.layers )
	for i in range( numberOfLayers )[::-1]:
		thisOtherLayer = thisGlyph.layers[i]
		print "Processing", thisGlyph.name
		thisGlyph.beginUndo() # begin undo grouping
		process( thisOtherLayer )
		thisGlyph.endUndo()   # end undo grouping

thisFont.enableUpdateInterface() # re-enables UI updates in Font View