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from FL import *
def CreateAccNameList(font, acc_anchor_name):
lst = []
for g in font.glyphs:
for anchor in g.anchors:
if acc_anchor_name == anchor.name:
lst.append(g.name)
return lst
def CreateAccGlyphList(font, acc_list, acc_anchor_name):
g_list = []
for g in font.glyphs:
if g.name in acc_list:
for anchor in g.anchors:
if acc_anchor_name == anchor.name:
g_list.append([g.name, anchor.x, anchor.y])
break
return g_list
def CreateGlyphList(font, acc_list, anchor_name):
g_list = []
for g in font.glyphs:
for anchor in g.anchors:
if anchor_name == anchor.name:
g_list.append([g.name, anchor.x, anchor.y])
break
return g_list
def Create_mkmk1(accent_g_list, base_g_list, lookupname, acc_class):
txt = "lookup " + lookupname + " {\n"
#acc_class = "@MC_mkmk"
for acc in accent_g_list:
txt += " markClass " + acc[0] + " <anchor " + `acc[1]` + " " + `acc[2]` + "> " + acc_class +";\n"
for base in base_g_list:
txt += " pos mark " + base[0] + " <anchor " + `base[1]` + " " + `base[2]` + "> mark " + acc_class + ";\n"
txt += "} " + lookupname + ";\n"
return txt
##### main ##############
def GenerateFeature_mkmk(font):
text = "feature mkmk {\n"
accent_name_list = []
accent_mark_list = []
base_mark_list = []
anchor_name = "mkmktop"
acc_anchor_name = "_marktop"
accent_name_list = CreateAccNameList(font, acc_anchor_name)
accent_mark_list = CreateAccGlyphList(font, accent_name_list, acc_anchor_name)
base_mark_list = CreateGlyphList(font, accent_name_list, anchor_name)
text += Create_mkmk1(accent_mark_list, base_mark_list, "mkmk1", "@MC_mkmk_top")
accent_name_list = []
accent_mark_list = []
base_mark_list = []
anchor_name = "mkmkbottom_acc"
acc_anchor_name = "_markbottom"
accent_name_list = CreateAccNameList(font, acc_anchor_name)
accent_mark_list = CreateAccGlyphList(font, accent_name_list, acc_anchor_name)
base_mark_list = CreateGlyphList(font, accent_name_list, anchor_name)
text += Create_mkmk1(accent_mark_list, base_mark_list, "mkmk2", "@MC_mkmk_bottom")
text += "} mkmk;\n"
mkmk = Feature("mkmk", text)
not_exist = True
for n in range(len(font.features)):
if ('mkmk' == font.features[n].tag):
font.features[n] = mkmk
not_exist = False
if (not_exist):
font.features.append(mkmk)
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