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# Copyright 2015 Google Inc. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from booleanOperations import BooleanOperationManager
from robofab.world import OpenFont
from fontbuild.mix import Mix,Master,narrowFLGlyph
from fontbuild.instanceNames import setNamesRF
from fontbuild.italics import italicizeGlyph
from fontbuild.convertCurves import glyphCurvesToQuadratic
from fontbuild.mitreGlyph import mitreGlyph
from fontbuild.generateGlyph import generateGlyph
from fontTools.misc.transform import Transform
from fontbuild.kerning import makeKernFeature
from fontbuild.features import readFeatureFile, writeFeatureFile
from fontbuild.markFeature import GenerateFeature_mark
from fontbuild.mkmkFeature import GenerateFeature_mkmk
from fontbuild.decomposeGlyph import decomposeGlyph
import ConfigParser
import os
import sys
class FontProject:
def __init__(self, basefont, basedir, configfile, thinfont = None):
self.basefont = basefont
self.thinfont = thinfont
self.basedir = basedir
self.config = ConfigParser.RawConfigParser()
self.configfile = self.basedir+"/"+configfile
self.config.read(self.configfile)
diacriticList = open(self.basedir + "/" + self.config.get("res","diacriticfile")).readlines()
self.diacriticList = [line.strip() for line in diacriticList if not line.startswith("#")]
self.ot_classes = open(self.basedir + "/" + self.config.get("res","ot_classesfile")).read()
self.ot_kerningclasses = open(self.basedir + "/" + self.config.get("res","ot_kerningclassesfile")).read()
#self.ot_features = open(self.basedir + "/" + self.config.get("res","ot_featuresfile")).read()
adobeGlyphList = open(self.basedir + "/" + self.config.get("res", "agl_glyphlistfile")).readlines()
self.adobeGlyphList = dict([line.split(";") for line in adobeGlyphList if not line.startswith("#")])
# map exceptional glyph names in Roboto to names in the AGL
roboNames = (
('Obar', 'Ocenteredtilde'), ('obar', 'obarred'),
('eturn', 'eturned'), ('Iota1', 'Iotaafrican'))
for roboName, aglName in roboNames:
self.adobeGlyphList[roboName] = self.adobeGlyphList[aglName]
self.builddir = "out"
self.decompose = self.config.get("glyphs","decompose").split()
self.predecompose = self.config.get("glyphs","predecompose").split()
self.lessItalic = self.config.get("glyphs","lessitalic").split()
self.deleteList = self.config.get("glyphs","delete").split()
self.buildnumber = self.loadBuildNumber()
self.buildOTF = False
self.autohintOTF = False
self.buildTTF = False
def loadBuildNumber(self):
versionFile = open(self.basedir + "/" + self.config.get("main","buildnumberfile"), "r+")
buildnumber = int(versionFile.read().strip())
buildnumber = "%05d" %(int(buildnumber) + 1)
print "BuildNumber: %s" %(buildnumber)
versionFile.close()
return buildnumber
def incrementBuildNumber(self):
if len(self.buildnumber) > 0:
versionFile = open(self.basedir + "/" + self.config.get("main","buildnumberfile"), "r+")
versionFile.seek(0)
versionFile.write(self.buildnumber)
versionFile.truncate()
versionFile.close()
else:
raise Exception("Empty build number")
def generateOutputPath(self, font, ext):
family = font.info.familyName.replace(" ", "")
style = font.info.styleName.replace(" ", "")
path = os.path.join(self.basedir, self.builddir, family + ext.upper())
if not os.path.exists(path):
os.makedirs(path)
return os.path.join(path, "%s-%s.%s" % (family, style, ext))
def generateFont(self, mix, names, italic=False, swapSuffixes=None, stemWidth=185, kern=True):
n = names.split("/")
log("---------------------\n%s %s\n----------------------" %(n[0],n[1]))
log(">> Mixing masters")
if isinstance( mix, Mix):
f = mix.generateFont(self.basefont)
else:
f = mix.copy()
if italic == True:
log(">> Italicizing")
tweakAmmount = .085
narrowAmmount = .93
if names.find("Thin") != -1:
tweakAmmount = .05
if names.find("Condensed") != -1:
narrowAmmount = .96
i = 0
for g in f:
i += 1
if i % 10 == 0: print g.name
if g.name == "uniFFFD":
continue
# if i < 24:
# continue
# if i > 86:
# for i,g in enumerate(fl.font.glyphs):
# fl.UpdateGlyph(i)
# # break
# assert False
# print g.name
# if self.thinfont != None:
# narrowFLGlyph(g,self.thinfont.getGlyph(g.name),factor=narrowAmmount)
if g.name != "eight" or g.name != "Q":
removeGlyphOverlap(g)
# not sure why FontLab sometimes refuses, seems to work if called twice
if g.name in self.lessItalic:
italicizeGlyph(f, g, 9, stemWidth=stemWidth)
elif g.name != ".notdef":
italicizeGlyph(f, g, 10, stemWidth=stemWidth)
removeGlyphOverlap(g)
if g.width != 0:
g.width += 10
if swapSuffixes != None:
for swap in swapSuffixes:
swapList = [g.name for g in f if g.name.endswith(swap)]
for gname in swapList:
print gname
swapContours(f, gname.replace(swap,""), gname)
for gname in self.predecompose:
if f.has_key(gname):
decomposeGlyph(f[gname])
log(">> Generating glyphs")
generateGlyphs(f, self.diacriticList, self.adobeGlyphList)
log(">> Copying features")
readFeatureFile(f, self.ot_classes + self.basefont.features.text)
log(">> Decomposing")
for gname in self.decompose:
if f.has_key(gname):
decomposeGlyph(f[gname])
setNamesRF(f, n, foundry=self.config.get('main', 'foundry'),
version=self.config.get('main', 'version'))
cleanCurves(f)
deleteGlyphs(f, self.deleteList)
if kern:
log(">> Generating kern classes")
readFeatureFile(f, self.ot_kerningclasses)
makeKernFeature(f, self.ot_kerningclasses)
log(">> Generating font files")
GenerateFeature_mark(f)
GenerateFeature_mkmk(f)
ufoName = self.generateOutputPath(f, "ufo")
f.save(ufoName)
if self.buildOTF:
log(">> Generating OTF file")
newFont = OpenFont(ufoName)
otfName = self.generateOutputPath(f, "otf")
builtSuccessfully = saveOTF(newFont, otfName, autohint=self.autohintOTF)
if not builtSuccessfully:
sys.exit(1)
if self.buildTTF:
log(">> Generating TTF file")
import fontforge
otFont = fontforge.open(otfName)
otFont.generate(self.generateOutputPath(f, "ttf"))
def transformGlyphMembers(g, m):
g.width = int(g.width * m.a)
g.Transform(m)
for a in g.anchors:
p = Point(a.p)
p.Transform(m)
a.p = p
for c in g.components:
# Assumes that components have also been individually transformed
p = Point(0,0)
d = Point(c.deltas[0])
d.Transform(m)
p.Transform(m)
d1 = d - p
c.deltas[0].x = d1.x
c.deltas[0].y = d1.y
s = Point(c.scale)
s.Transform(m)
#c.scale = s
def swapContours(f,gName1,gName2):
try:
g1 = f[gName1]
g2 = f[gName2]
except KeyError:
log("swapGlyphs failed for %s %s" % (gName1, gName2))
return
g3 = g1.copy()
while g1.contours:
g1.removeContour(0)
for contour in g2.contours:
g1.appendContour(contour)
g1.width = g2.width
while g2.contours:
g2.removeContour(0)
for contour in g3.contours:
g2.appendContour(contour)
g2.width = g3.width
def log(msg):
print msg
def generateGlyphs(f, glyphNames, glyphList={}):
log(">> Generating diacritics")
glyphnames = [gname for gname in glyphNames if not gname.startswith("#") and gname != ""]
for glyphName in glyphNames:
generateGlyph(f, glyphName, glyphList)
def cleanCurves(f):
log(">> Removing overlaps")
for g in f:
removeGlyphOverlap(g)
# log(">> Mitring sharp corners")
# for g in f:
# mitreGlyph(g, 3., .7)
# log(">> Converting curves to quadratic")
# for g in f:
# glyphCurvesToQuadratic(g)
def deleteGlyphs(f, deleteList):
for name in deleteList:
if f.has_key(name):
f.removeGlyph(name)
def removeGlyphOverlap(glyph):
"""Remove overlaps in contours from a glyph."""
#TODO(jamesgk) verify overlaps exist first, as per library's recommendation
manager = BooleanOperationManager()
contours = glyph.contours
glyph.clearContours()
manager.union(contours, glyph.getPointPen())
def saveOTF(font, destFile, autohint=False):
"""Save a RoboFab font as an OTF binary using ufo2fdk.
Returns True on success, False otherwise.
"""
from ufo2fdk import OTFCompiler
# glyphs with multiple unicode values must be split up, due to FontTool's
# use of a name -> UV dictionary during cmap compilation
for glyph in font:
if len(glyph.unicodes) > 1:
newUV = glyph.unicodes.pop()
newGlyph = font.newGlyph("uni%04X" % newUV)
newGlyph.appendComponent(glyph.name)
newGlyph.unicode = newUV
newGlyph.width = glyph.width
compiler = OTFCompiler()
reports = compiler.compile(font, destFile, autohint=autohint)
if autohint:
print reports["autohint"]
print reports["makeotf"]
successMsg = ("makeotfexe [NOTE] Wrote new font file '%s'." %
os.path.basename(destFile))
return successMsg in reports["makeotf"]
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