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[merge] Save fontfile and fontname on opened fonts for debug purposes

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This commit is contained in:
Behdad Esfahbod 2021-12-16 10:42:56 -07:00
parent c0e61b729a
commit 23f00306b1
1 changed files with 9 additions and 2 deletions
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11
Lib/fontTools/merge/__init__.py
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@ -53,6 +53,13 @@ class Merger(object):
self.options = options
def _openFonts(self, fontfiles):
fonts = [ttLib.TTFont(fontfile) for fontfile in fontfiles]
for font,fontfile in zip(fonts, fontfiles):
font.fontfile = fontfile
font.name = font['name'].getDebugName(3)
return fonts
def merge(self, fontfiles):
"""Merges fonts together.
@ -66,7 +73,7 @@ class Merger(object):
#
# Settle on a mega glyph order.
#
fonts = [ttLib.TTFont(fontfile) for fontfile in fontfiles]
fonts = self._openFonts(fontfiles)
glyphOrders = [font.getGlyphOrder() for font in fonts]
megaGlyphOrder = computeMegaGlyphOrder(self, glyphOrders)
self.duplicateGlyphsPerFont = [{} for _ in fonts]
@ -83,7 +90,7 @@ class Merger(object):
# Reload fonts and set new glyph names on them.
# TODO Is it necessary to reload font? I think it is. At least
# it's safer, in case tables were loaded to provide glyph names.
fonts = [ttLib.TTFont(fontfile) for fontfile in fontfiles]
fonts = self._openFonts(fontfiles)
for font, glyphOrder, cffTable in zip(fonts, glyphOrders, cffTables):
font.setGlyphOrder(glyphOrder)
if cffTable: