add script to generate kern feature from single UFO.

frankrolf · frankrolf · commit 0cf49a7e50ba · 2014-04-12T16:31:09.000-07:00
change UFOInstanceGenerator.py to use the same checkOutlines options as checkAll.py
diff --git a/FDK Extras/UFOInstanceGenerator.py b/FDK Extras/UFOInstanceGenerator.py
@@ -634,7 +634,7 @@ def makeInstance(counter, ufoMasters, instanceInfo, outputDirPath, options):
 			coTool = 'checkoutlines.cmd'
 		else:
 			coTool = 'checkoutlines'
-		cmd = '%s -I -O -e "%s"' % (coTool, ufoPath)
+		cmd = '%s -e "%s"' % (coTool, ufoPath)
 		popen = Popen(cmd, shell=True, stdout=PIPE)
 		popenout, popenerr = popen.communicate()
 		if options.verboseMode:
diff --git a/FDK Extras/generateSingleKernFile.py b/FDK Extras/generateSingleKernFile.py
@@ -0,0 +1,88 @@
+#!/usr/bin/python
+
+###################################################
+### THE VALUES BELOW CAN BE EDITED AS NEEDED ######
+###################################################
+
+minKern = 3             # inclusive; this means that pairs which EQUAL this ABSOLUTE value will NOT be ignored/trimmed. Anything below WILL.
+writeTrimmed = False    # If 'False', trimmed pairs will not be processed and, therefore, will not be written to the kerning feature file.
+writeSubtables = False  # Sometimes the kerning feature file needs to have explicit subtable breaks, otherwise the OTF won't compile due to a subtable overflow.
+
+
+libraryNotFound = False
+
+import sys, os, time
+try:
+	from defcon import Font
+except:
+	print "ERROR: This script requires defcon. It can be downloaded from https://github.com/typesupply/defcon"
+	libraryNotFound = True
+try:
+	import WriteFeaturesKernFDK
+except:
+	print "ERROR: This script requires WriteFeaturesKernFDK.py. It can be downloaded from https://github.com/adobe-type-tools/python-modules"
+	libraryNotFound = True
+
+if libraryNotFound:
+	sys.exit()
+
+
+def generateKernFile(font):
+
+	folderPath, fontFileName = os.path.split(font)  
+	# path to the folder where the font is contained and the font's file name
+	os.chdir(folderPath)
+
+	ufoFont = Font(fontFileName)
+	ufoBaseName = os.path.splitext(fontFileName)[0]
+	kernFileName = 'kern_%s.fea' % ufoBaseName
+	styleName = ufoFont.info.styleName
+
+	print '*******************************'
+	print 'Kerning for %s...' % (styleName)
+	
+	WriteFeaturesKernFDK.KernDataClass(ufoFont, folderPath, minKern, writeTrimmed, writeSubtables, kernFileName)
+
+
+def run():
+	# if a path is provided
+	if len(sys.argv[1:]):
+		baseFolderPath = sys.argv[1]
+
+		if baseFolderPath[-1] == '/':  # remove last slash if present
+			baseFolderPath = baseFolderPath[:-1]
+
+		# make sure the path is valid
+		if not os.path.isdir(baseFolderPath):
+			print 'Invalid directory.'
+			return
+
+	# if a path is not provided, use the current directory
+	else:
+		baseFolderPath = os.getcwd()
+
+	t1 = time.time()
+
+	fontPath = os.path.abspath(sys.argv[-1])
+
+	print fontPath
+	fontsList = []
+
+	if os.path.exists(fontPath) and fontPath.lower().endswith('.ufo'):
+		generateKernFile(fontPath)
+
+	else:
+		print "No fonts found"
+		return
+
+	t2 = time.time()
+	elapsedSeconds = t2-t1
+	
+	if (elapsedSeconds/60) < 1:
+		print 'Completed in %.1f seconds.' % elapsedSeconds
+	else:
+		print 'Completed in %.1f minutes.' % (elapsedSeconds/60)
+
+
+if __name__=='__main__':
+	run()
