From: Ben Harris <bjh21@bjh21.me.uk>
Date: Sun, 26 Nov 2017 22:53:00 +0000 (+0000)
Subject: When stroking a font, adjust the BlueValues accordingly.
X-Git-Tag: bedstead-002.000~38
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~bjharris/git?a=commitdiff_plain;h=43c895f9ac4b9c04570bc9f3cab2680cffbda1de;p=bedstead-debian.git

When stroking a font, adjust the BlueValues accordingly.
---

diff --git a/strokefont.py b/strokefont.py
index 4b257d6..49494e8 100644
--- a/strokefont.py
+++ b/strokefont.py
@@ -22,6 +22,10 @@ class Stroker(object):
         f.fullname = self.fullname
         f.private['StdHW'] = self.nibheight
         f.private['StdVW'] = self.nibwidth
+        def adjustblue(y): return y - 100 + self.nibheight
+        bv = list(f.private['BlueValues'])
+        bv[1:] = map(adjustblue, bv[1:])
+        f.private['BlueValues'] = tuple(bv)
         f.uwidth = self.nibheight
         f.os2_weight = self.ttfweight
         f.weight = self.weight