Python ttLib.newTable方法代码示例

# 需要导入模块: from fontTools import ttLib [as 别名]
# 或者: from fontTools.ttLib import newTable [as 别名]
def setupTable_hmtx(self):
        """
        Make the hmtx table.

        **This should not be called externally.** Subclasses
        may override or supplement this method to handle the
        table creation in a different way if desired.
        """
        if "hmtx" not in self.tables:
            return

        self.otf["hmtx"] = hmtx = newTable("hmtx")
        hmtx.metrics = {}
        for glyphName, glyph in self.allGlyphs.items():
            width = otRound(glyph.width)
            if width < 0:
                raise ValueError("The width should not be negative: '%s'" % (glyphName))
            bounds = self.glyphBoundingBoxes[glyphName]
            left = bounds.xMin if bounds else 0
            hmtx[glyphName] = (width, left) 

# 需要导入模块: from fontTools import ttLib [as 别名]
# 或者: from fontTools.ttLib import newTable [as 别名]
def setupTable_vmtx(self):
        """
        Make the vmtx table.

        **This should not be called externally.** Subclasses
        may override or supplement this method to handle the
        table creation in a different way if desired.
        """
        if "vmtx" not in self.tables:
            return

        self.otf["vmtx"] = vmtx = newTable("vmtx")
        vmtx.metrics = {}
        for glyphName, glyph in self.allGlyphs.items():
            height = otRound(glyph.height)
            if height < 0:
                raise ValueError(
                    "The height should not be negative: '%s'" % (glyphName)
                )
            verticalOrigin = _getVerticalOrigin(self.otf, glyph)
            bounds = self.glyphBoundingBoxes[glyphName]
            top = bounds.yMax if bounds else 0
            vmtx[glyphName] = (height, verticalOrigin - top) 

# 需要导入模块: from fontTools import ttLib [as 别名]
# 或者: from fontTools.ttLib import newTable [as 别名]
def setupTable_VORG(self):
        """
        Make the VORG table.

        **This should not be called externally.** Subclasses
        may override or supplement this method to handle the
        table creation in a different way if desired.
        """
        if "VORG" not in self.tables:
            return

        self.otf["VORG"] = vorg = newTable("VORG")
        vorg.majorVersion = 1
        vorg.minorVersion = 0
        vorg.VOriginRecords = {}
        # Find the most frequent verticalOrigin
        vorg_count = Counter(
            _getVerticalOrigin(self.otf, glyph) for glyph in self.allGlyphs.values()
        )
        vorg.defaultVertOriginY = vorg_count.most_common(1)[0][0]
        if len(vorg_count) > 1:
            for glyphName, glyph in self.allGlyphs.items():
                vorg.VOriginRecords[glyphName] = _getVerticalOrigin(self.otf, glyph)
        vorg.numVertOriginYMetrics = len(vorg.VOriginRecords) 

# 需要导入模块: from fontTools import ttLib [as 别名]
# 或者: from fontTools.ttLib import newTable [as 别名]
def setupTable_maxp(self):
        """Make the maxp table."""
        if "maxp" not in self.tables:
            return

        self.otf["maxp"] = maxp = newTable("maxp")
        maxp.tableVersion = 0x00010000
        maxp.numGlyphs = len(self.glyphOrder)
        maxp.maxZones = 1
        maxp.maxTwilightPoints = 0
        maxp.maxStorage = 0
        maxp.maxFunctionDefs = 0
        maxp.maxInstructionDefs = 0
        maxp.maxStackElements = 0
        maxp.maxSizeOfInstructions = 0
        maxp.maxComponentElements = max(
            len(g.components) for g in self.allGlyphs.values()
        ) 

# 需要导入模块: from fontTools import ttLib [as 别名]
# 或者: from fontTools.ttLib import newTable [as 别名]
def setupTable_glyf(self):
        """Make the glyf table."""
        if not {"glyf", "loca"}.issubset(self.tables):
            return

        self.otf["loca"] = newTable("loca")
        self.otf["glyf"] = glyf = newTable("glyf")
        glyf.glyphs = {}
        glyf.glyphOrder = self.glyphOrder

        hmtx = self.otf.get("hmtx")
        ttGlyphs = self.getCompiledGlyphs()
        for name in self.glyphOrder:
            ttGlyph = ttGlyphs[name]
            if ttGlyph.isComposite() and hmtx is not None and self.autoUseMyMetrics:
                self.autoUseMyMetrics(ttGlyph, name, hmtx)
            glyf[name] = ttGlyph 

# 需要导入模块: from fontTools import ttLib [as 别名]
# 或者: from fontTools.ttLib import newTable [as 别名]
def test_toXML_v1(self):
        name = FakeNameTable({258: "Spring theme", 259: "Winter theme"})
        cpal = newTable('CPAL')
        ttFont = {"name": name, "CPAL": cpal}
        cpal.decompile(CPAL_DATA_V1, ttFont)
        self.assertEqual(getXML(cpal.toXML, ttFont),
                         '<version value="1"/>'
                         '<numPaletteEntries value="3"/>'
                         '<palette index="0" label="258" type="1">'
                         '  <!-- Spring theme -->'
                         '  <color index="0" value="#CAFECAFE"/>'
                         '  <color index="1" value="#22110033"/>'
                         '  <color index="2" value="#66554477"/>'
                         '</palette>'
                         '<palette index="1" label="259" type="2">'
                         '  <!-- Winter theme -->'
                         '  <color index="0" value="#59413127"/>'
                         '  <color index="1" value="#42424242"/>'
                         '  <color index="2" value="#13330037"/>'
                         '</palette>'
                         '<paletteEntryLabels>'
                         '  <label index="0" value="513"/>'
                         '  <label index="1" value="514"/>'
                         '  <label index="2" value="515"/>'
                         '</paletteEntryLabels>') 

# 需要导入模块: from fontTools import ttLib [as 别名]
# 或者: from fontTools.ttLib import newTable [as 别名]
def test_fromXML_v0(self):
        cpal = newTable('CPAL')
        for name, attrs, content in parseXML(
                '<version value="0"/>'
                '<numPaletteEntries value="2"/>'
                '<palette index="0">'
                '  <color index="0" value="#12345678"/>'
                '  <color index="1" value="#FEDCBA98"/>'
                '</palette>'):
            cpal.fromXML(name, attrs, content, ttFont=None)
        self.assertEqual(cpal.version, 0)
        self.assertEqual(cpal.numPaletteEntries, 2)
        self.assertEqual(repr(cpal.palettes), '[[#12345678, #FEDCBA98]]')
        self.assertEqual(cpal.paletteLabels, [0])
        self.assertEqual(cpal.paletteTypes, [0])
        self.assertEqual(cpal.paletteEntryLabels, [0, 0]) 

# 需要导入模块: from fontTools import ttLib [as 别名]
# 或者: from fontTools.ttLib import newTable [as 别名]
def test_recalcUnicodeRanges(self):
		font = TTFont()
		font['OS/2'] = os2 = newTable('OS/2')
		font['cmap'] = cmap = newTable('cmap')
		st = getTableModule('cmap').CmapSubtable.newSubtable(4)
		st.platformID, st.platEncID, st.language = 3, 1, 0
		st.cmap = {0x0041:'A', 0x03B1: 'alpha', 0x0410: 'Acyr'}
		cmap.tables = []
		cmap.tables.append(st)
		os2.setUnicodeRanges({0, 1, 9})
		# 'pruneOnly' will clear any bits for which there's no intersection:
		# bit 1 ('Latin 1 Supplement'), in this case. However, it won't set
		# bit 7 ('Greek and Coptic') despite the "alpha" character is present.
		self.assertEqual(os2.recalcUnicodeRanges(font, pruneOnly=True), {0, 9})
		# try again with pruneOnly=False: bit 7 is now set.
		self.assertEqual(os2.recalcUnicodeRanges(font), {0, 7, 9})
		# add a non-BMP char from 'Mahjong Tiles' block (bit 122)
		st.cmap[0x1F000] = 'eastwindtile'
		# the bit 122 and the special bit 57 ('Non Plane 0') are also enabled
		self.assertEqual(os2.recalcUnicodeRanges(font), {0, 7, 9, 57, 122}) 

# 需要导入模块: from fontTools import ttLib [as 别名]
# 或者: from fontTools.ttLib import newTable [as 别名]
def build_hhea(self):
        if not self.hhea_:
            return
        table = self.font.get("hhea")
        if not table:  # this only happens for unit tests
            table = self.font["hhea"] = newTable("hhea")
            table.decompile(b"\0" * 36, self.font)
            table.tableVersion = 1.0
        if "caretoffset" in self.hhea_:
            table.caretOffset = self.hhea_["caretoffset"]
        if "ascender" in self.hhea_:
            table.ascent = self.hhea_["ascender"]
        if "descender" in self.hhea_:
            table.descent = self.hhea_["descender"]
        if "linegap" in self.hhea_:
            table.lineGap = self.hhea_["linegap"] 

# 需要导入模块: from fontTools import ttLib [as 别名]
# 或者: from fontTools.ttLib import newTable [as 别名]
def build_name(self):
        if not self.names_:
            return
        table = self.font.get("name")
        if not table:  # this only happens for unit tests
            table = self.font["name"] = newTable("name")
            table.names = []
        for name in self.names_:
            nameID, platformID, platEncID, langID, string = name
            if not isinstance(nameID, int):
                # A featureNames name and nameID is actually the tag
                tag = nameID
                if tag not in self.featureNames_ids_:
                    self.featureNames_ids_[tag] = self.get_user_name_id(table)
                    assert self.featureNames_ids_[tag] is not None
                nameID = self.featureNames_ids_[tag]
            table.setName(string, nameID, platformID, platEncID, langID) 

# 需要导入模块: from fontTools import ttLib [as 别名]
# 或者: from fontTools.ttLib import newTable [as 别名]
def buildGDEF(self):
        gdef = otTables.GDEF()
        gdef.GlyphClassDef = self.buildGDEFGlyphClassDef_()
        gdef.AttachList = \
            otl.buildAttachList(self.attachPoints_, self.glyphMap)
        gdef.LigCaretList = \
            otl.buildLigCaretList(self.ligCaretCoords_, self.ligCaretPoints_,
                                  self.glyphMap)
        gdef.MarkAttachClassDef = self.buildGDEFMarkAttachClassDef_()
        gdef.MarkGlyphSetsDef = self.buildGDEFMarkGlyphSetsDef_()
        gdef.Version = 0x00010002 if gdef.MarkGlyphSetsDef else 1.0
        if any((gdef.GlyphClassDef, gdef.AttachList, gdef.LigCaretList,
                gdef.MarkAttachClassDef, gdef.MarkGlyphSetsDef)):
            result = newTable("GDEF")
            result.table = gdef
            return result
        else:
            return None 

# 需要导入模块: from fontTools import ttLib [as 别名]
# 或者: from fontTools.ttLib import newTable [as 别名]
def set_empty_dsig(ttFont):
  newDSIG = ttLib.newTable("DSIG")
  newDSIG.ulVersion = 1
  newDSIG.usFlag = 0
  newDSIG.usNumSigs = 0
  newDSIG.signatureRecords = []
  ttFont.tables["DSIG"] = newDSIG 

# 需要导入模块: from fontTools import ttLib [as 别名]
# 或者: from fontTools.ttLib import newTable [as 别名]
def fix(self, value=15):
        try:
            table = self.font.get('gasp')
            table.gaspRange[65535] = value
            self.saveit = True
        except:
            print(('ER: {}: no table gasp... '
                  'Creating new table. ').format(self.path))
            table = ttLib.newTable('gasp')
            table.gaspRange = {65535: value}
            self.font['gasp'] = table
            self.saveit = True 

# 需要导入模块: from fontTools import ttLib [as 别名]
# 或者: from fontTools.ttLib import newTable [as 别名]
def addDummyDSIG(ttx):
	dsig = newTable("DSIG")
	dsig.data = "\x00\x00\x00\01\x00\x00\x00\x00"
	ttx["DSIG"] = dsig 

# 需要导入模块: from fontTools import ttLib [as 别名]
# 或者: from fontTools.ttLib import newTable [as 别名]
def decompress(ttFont, **kwargs):
    """ Use the FontTools Subsetter to desubroutinize the font's CFF table.
    Any keyword arguments are passed on as options to the Subsetter.
    Skip if the font contains no subroutines.
    """
    if not has_subrs(ttFont):
        log.debug('No subroutines found; skip decompress')
        return

    from fontTools import subset

    # The FontTools subsetter modifies many tables by default; here
    # we only want to desubroutinize, so we run the subsetter on a
    # temporary copy and extract the resulting CFF table from it
    make_temp = kwargs.pop('make_temp', True)
    if make_temp:
        from io import BytesIO
        from fontTools.ttLib import TTFont, newTable

        stream = BytesIO()
        ttFont.save(stream, reorderTables=None)
        stream.flush()
        stream.seek(0)
        tmpfont = TTFont(stream)
    else:
        tmpfont = ttFont  # run subsetter on the original font

    options = subset.Options(**kwargs)
    options.desubroutinize = True
    options.notdef_outline = True
    subsetter = subset.Subsetter(options=options)
    subsetter.populate(glyphs=tmpfont.getGlyphOrder())
    subsetter.subset(tmpfont)

    if make_temp:
        # copy modified CFF table to original font
        data = tmpfont['CFF '].compile(tmpfont)
        table = newTable('CFF ')
        table.decompile(data, ttFont)
        ttFont['CFF '] = table
        tmpfont.close()