Overshoot Reporter

overshoot-reporter.py

print "Name\t\t\tMax\t\t\tMin"

for thisLayer in Glyphs.font.selectedLayers:
	capHeight = Glyphs.font.masters[thisLayer.associatedMasterId].capHeight
	xHeight = Glyphs.font.masters[thisLayer.associatedMasterId].xHeight
	ascender = Glyphs.font.masters[thisLayer.associatedMasterId].ascender
	maxY = 0
	minY = 1000
	for path in thisLayer.paths:
		for node in path.nodes:
			if node.y > maxY:
				maxY = node.y
			if node.y < minY:
				minY = node.y
	
	delta = 0
	
	if thisLayer.parent.subCategory == "Uppercase":
		delta = maxY - capHeight
	if thisLayer.parent.subCategory == "Lowercase":
		delta = maxY - xHeight
		
	if delta != 0 or minY != 0:
		print thisLayer.parent.name, "\t\t\t", delta, "\t\t", minY