TypeRig: Reset Component

TR-ResetComponent.py

#FLM: Reset Components
#Note: Resets component whitout affecting its combinations
#-----------------------------------------------------------
# (C) Vassil Kateliev, 2022 (http://www.kateliev.com)
#------------------------------------------------------------

# No warranties. By using this you agree
# that you use it at your own risk!

# - Dependencies -----------------

# - Dependancies
from __future__ import absolute_import, print_function

import fontlab as fl6
import fontgate as fgt
import PythonQt as pqt

from typerig.proxy.fl.objects.font import pFont
from typerig.proxy.fl.objects.glyph import eGlyph

# - Config
process_layer = None 	# Could be any valid layer name. Use None for current layer!
target_LSB = 0 		# X direction: 0 - Equals reset (but could be any value); None - skips.
target_VSB = None 	# Y direction: 0 - Equals reset (but could be any value); None - skips.

# - Init
current_font = pFont()
current_glyph = eGlyph()
current_LSB = current_glyph.getLSB(process_layer)
current_VSB = current_glyph.getVSB(process_layer)
delta_shift_X = 0 if target_LSB is None else -(target_LSB - current_LSB)
delta_shift_Y = 0 if target_VSB is None else -(target_VSB - current_VSB)

# - Process
# -- Set target 
if target_LSB is not None: current_glyph.setLSB(target_LSB)
if target_VSB is not None: current_glyph.setVSB(target_VSB)

# -- Process combinations
for glyph in current_font.glyphs(extend=eGlyph):
	try:
		glyph_components = glyph.components(process_layer)
		
		if len(glyph_components):
			for component in glyph_components:
				if component.shapeData.componentGlyph == current_glyph.name:
					new_transform = component.transform.translate(delta_shift_X, delta_shift_Y)
					component.transform = new_transform
			
			glyph.updateObject(glyph.fl, 'Preserving transformation: %s' %glyph.name)		
					
	except AttributeError:
		pass

# - Done
print('DONE:\tResetting component: %s\tLayer: %s' %(current_glyph.name, glyph.layer(process_layer).name))