114 lines
3.5 KiB
Python
114 lines
3.5 KiB
Python
from __future__ import print_function, division, absolute_import
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from __future__ import unicode_literals
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import os
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import shutil
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import re
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from fontTools.ttLib import TTFont
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from fontTools.pens.ttGlyphPen import TTGlyphPen
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from fontTools.pens.t2CharStringPen import T2CharStringPen
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from fontTools.fontBuilder import FontBuilder
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def getTestData(fileName, mode="r"):
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path = os.path.join(os.path.dirname(__file__), "data", fileName)
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with open(path, mode) as f:
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return f.read()
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def strip_VariableItems(string):
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# ttlib changes with the fontTools version
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string = re.sub(' ttLibVersion=".*"', '', string)
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# head table checksum and creation and mod date changes with each save.
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string = re.sub('<checkSumAdjustment value="[^"]+"/>', '', string)
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string = re.sub('<modified value="[^"]+"/>', '', string)
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string = re.sub('<created value="[^"]+"/>', '', string)
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return string
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def drawTestGlyph(pen):
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pen.moveTo((100, 100))
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pen.lineTo((100, 1000))
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pen.qCurveTo((200, 900), (400, 900), (500, 1000))
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pen.lineTo((500, 100))
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pen.closePath()
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def _setupFontBuilder(isTTF):
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fb = FontBuilder(1024, isTTF=isTTF)
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fb.setupGlyphOrder([".notdef", ".null", "A", "a"])
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fb.setupCharacterMap({65: "A", 97: "a"})
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advanceWidths = {".notdef": 600, "A": 600, "a": 600, ".null": 600}
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familyName = "HelloTestFont"
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styleName = "TotallyNormal"
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nameStrings = dict(familyName=dict(en="HelloTestFont", nl="HalloTestFont"),
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styleName=dict(en="TotallyNormal", nl="TotaalNormaal"))
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nameStrings['psName'] = familyName + "-" + styleName
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return fb, advanceWidths, nameStrings
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def test_build_ttf(tmpdir):
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outPath = os.path.join(str(tmpdir), "test.ttf")
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fb, advanceWidths, nameStrings = _setupFontBuilder(True)
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pen = TTGlyphPen(None)
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drawTestGlyph(pen)
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glyph = pen.glyph()
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glyphs = {".notdef": glyph, "A": glyph, "a": glyph, ".null": glyph}
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fb.setupGlyf(glyphs)
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metrics = {}
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glyphTable = fb.font["glyf"]
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for gn, advanceWidth in advanceWidths.items():
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metrics[gn] = (advanceWidth, glyphTable[gn].xMin)
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fb.setupMetrics("hmtx", metrics)
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fb.setupHorizontalHeader()
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fb.setupNameTable(nameStrings)
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fb.setupOS2()
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fb.setupPost()
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fb.setupDSIG()
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fb.save(outPath)
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f = TTFont(outPath)
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f.saveXML(outPath + ".ttx")
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with open(outPath + ".ttx") as f:
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testData = strip_VariableItems(f.read())
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refData = strip_VariableItems(getTestData("test.ttf.ttx"))
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assert refData == testData
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def test_build_otf(tmpdir):
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outPath = os.path.join(str(tmpdir), "test.otf")
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fb, advanceWidths, nameStrings = _setupFontBuilder(False)
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pen = T2CharStringPen(600, None)
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drawTestGlyph(pen)
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charString = pen.getCharString()
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charStrings = {".notdef": charString, "A": charString, "a": charString, ".null": charString}
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fb.setupCFF(nameStrings['psName'], {"FullName": nameStrings['psName']}, charStrings, {})
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metrics = {}
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for gn, advanceWidth in advanceWidths.items():
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metrics[gn] = (advanceWidth, 100) # XXX lsb from glyph
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fb.setupMetrics("hmtx", metrics)
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fb.setupHorizontalHeader()
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fb.setupNameTable(nameStrings)
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fb.setupOS2()
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fb.setupPost()
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fb.setupDSIG()
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fb.save(outPath)
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f = TTFont(outPath)
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f.saveXML(outPath + ".ttx")
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with open(outPath + ".ttx") as f:
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testData = strip_VariableItems(f.read())
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refData = strip_VariableItems(getTestData("test.otf.ttx"))
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assert refData == testData
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