summaryrefslogtreecommitdiff
path: root/scripts/lib/fontbuild/anchors.py
diff options
context:
space:
mode:
authorChristian Robertson <robertsonc@google.com>2014-05-19 16:09:20 -0700
committerChristian Robertson <robertsonc@google.com>2014-05-19 16:09:20 -0700
commit7051939fa74b5f8f453be605f5dc3b4c23e1d1d9 (patch)
tree65cb31b34a64b2b07f9f6fd1bcb58d9a4945a92d /scripts/lib/fontbuild/anchors.py
Importing Roboto 2.0
Diffstat (limited to 'scripts/lib/fontbuild/anchors.py')
-rwxr-xr-xscripts/lib/fontbuild/anchors.py44
1 files changed, 44 insertions, 0 deletions
diff --git a/scripts/lib/fontbuild/anchors.py b/scripts/lib/fontbuild/anchors.py
new file mode 100755
index 0000000..7cc3869
--- /dev/null
+++ b/scripts/lib/fontbuild/anchors.py
@@ -0,0 +1,44 @@
+#import numpy as np
+from FL import *
+
+
+def getGlyph(gname,font):
+ index = font.FindGlyph(gname)
+ if index != -1:
+ return font.glyphs[index]
+ else:
+ return None
+
+def getComponentByName(f,g,componentName):
+ componentIndex = f.FindGlyph(componentName)
+ for c in g.components:
+ if c.index == componentIndex:
+ return c
+
+def getAnchorByName(g,anchorName):
+ for a in g.anchors:
+ if a.name == anchorName:
+ return a
+
+
+def alignComponentToAnchor(f,glyphName,baseName,accentName,anchorName):
+ g = getGlyph(glyphName,f)
+ base = getGlyph(baseName,f)
+ accent = getGlyph(accentName,f)
+ if g == None or base == None or accent == None:
+ return
+ a1 = getAnchorByName(base,anchorName)
+ a2 = getAnchorByName(accent,"_" + anchorName)
+ if a1 == None or a2 == None:
+ return
+ offset = a1.p - a2.p
+ c = getComponentByName(f,g,accentName)
+ c.deltas[0].x = offset.x
+ c.deltas[0].y = offset.y
+
+def alignComponentsToAnchors(f,glyphName,baseName,accentNames):
+ for a in accentNames:
+ if len(a) == 1:
+ continue
+ alignComponentToAnchor(f,glyphName,baseName,a[0],a[1])
+