Python TTGlyphPen.addComponent方法代码示例

# 需要导入模块: from fontTools.pens.ttGlyphPen import TTGlyphPen [as 别名]
# 或者: from fontTools.pens.ttGlyphPen.TTGlyphPen import addComponent [as 别名]
    def test_glyph_decomposes(self):
        componentName = 'a'
        glyphSet = {}
        pen = TTGlyphPen(glyphSet)

        pen.moveTo((0, 0))
        pen.lineTo((0, 1))
        pen.lineTo((1, 0))
        pen.closePath()
        glyphSet[componentName] = _TestGlyph(pen.glyph())

        pen.moveTo((0, 0))
        pen.lineTo((0, 1))
        pen.lineTo((1, 0))
        pen.closePath()
        pen.addComponent(componentName, (1, 0, 0, 1, 2, 0))
        compositeGlyph = pen.glyph()

        pen.moveTo((0, 0))
        pen.lineTo((0, 1))
        pen.lineTo((1, 0))
        pen.closePath()
        pen.moveTo((2, 0))
        pen.lineTo((2, 1))
        pen.lineTo((3, 0))
        pen.closePath()
        plainGlyph = pen.glyph()

        self.assertEqual(plainGlyph, compositeGlyph)

# 需要导入模块: from fontTools.pens.ttGlyphPen import TTGlyphPen [as 别名]
# 或者: from fontTools.pens.ttGlyphPen.TTGlyphPen import addComponent [as 别名]
    def test_out_of_range_transform_decomposed(self):
        componentName = 'a'
        glyphSet = {}
        pen = TTGlyphPen(glyphSet)

        pen.moveTo((0, 0))
        pen.lineTo((0, 1))
        pen.lineTo((1, 0))
        pen.closePath()
        glyphSet[componentName] = _TestGlyph(pen.glyph())

        pen.addComponent(componentName, (3, 0, 0, 2, 0, 0))
        pen.addComponent(componentName, (1, 0, 0, 1, -1, 2))
        pen.addComponent(componentName, (2, 0, 0, -3, 0, 0))
        compositeGlyph = pen.glyph()

        pen.moveTo((0, 0))
        pen.lineTo((0, 2))
        pen.lineTo((3, 0))
        pen.closePath()
        pen.moveTo((-1, 2))
        pen.lineTo((-1, 3))
        pen.lineTo((0, 2))
        pen.closePath()
        pen.moveTo((0, 0))
        pen.lineTo((0, -3))
        pen.lineTo((2, 0))
        pen.closePath()
        expectedGlyph = pen.glyph()

        self.assertEqual(expectedGlyph, compositeGlyph)

# 需要导入模块: from fontTools.pens.ttGlyphPen import TTGlyphPen [as 别名]
# 或者: from fontTools.pens.ttGlyphPen.TTGlyphPen import addComponent [as 别名]
    def test_trim_remove_hinting_composite_glyph(self):
        glyphSet = {"dummy": TTGlyphPen(None).glyph()}

        pen = TTGlyphPen(glyphSet)
        pen.addComponent("dummy", (1, 0, 0, 1, 0, 0))
        composite = pen.glyph()
        p = ttProgram.Program()
        p.fromAssembly(['SVTCA[0]'])
        composite.program = p
        glyphSet["composite"] = composite

        glyfTable = newTable("glyf")
        glyfTable.glyphs = glyphSet
        glyfTable.glyphOrder = sorted(glyphSet)

        composite.compact(glyfTable)

        self.assertTrue(hasattr(composite, "data"))

        # remove hinting from the compacted composite glyph, without expanding it
        composite.trim(remove_hinting=True)

        # check that, after expanding the glyph, we have no instructions
        composite.expand(glyfTable)
        self.assertFalse(hasattr(composite, "program"))

        # now remove hinting from expanded composite glyph
        composite.program = p
        composite.trim(remove_hinting=True)

        # check we have no instructions
        self.assertFalse(hasattr(composite, "program"))

        composite.compact(glyfTable)

# 需要导入模块: from fontTools.pens.ttGlyphPen import TTGlyphPen [as 别名]
# 或者: from fontTools.pens.ttGlyphPen.TTGlyphPen import addComponent [as 别名]
 def test_recursiveComponent(self):
     glyphSet = {}
     pen_dummy = TTGlyphPen(glyphSet)
     glyph_dummy = pen_dummy.glyph()
     glyphSet["A"] = glyph_dummy
     glyphSet["B"] = glyph_dummy
     pen_A = TTGlyphPen(glyphSet)
     pen_A.addComponent("B", (1, 0, 0, 1, 0, 0))
     pen_B = TTGlyphPen(glyphSet)
     pen_B.addComponent("A", (1, 0, 0, 1, 0, 0))
     glyph_A = pen_A.glyph()
     glyph_B = pen_B.glyph()
     glyphSet["A"] = glyph_A
     glyphSet["B"] = glyph_B
     with self.assertRaisesRegex(TTLibError, "glyph '.' contains a recursive component reference"):
         glyph_A.getCoordinates(glyphSet)

# 需要导入模块: from fontTools.pens.ttGlyphPen import TTGlyphPen [as 别名]
# 或者: from fontTools.pens.ttGlyphPen.TTGlyphPen import addComponent [as 别名]
    def test_no_handle_overflowing_transform(self):
        componentName = 'a'
        glyphSet = {}
        pen = TTGlyphPen(glyphSet, handleOverflowingTransforms=False)

        pen.moveTo((0, 0))
        pen.lineTo((0, 1))
        pen.lineTo((1, 0))
        pen.closePath()
        baseGlyph = pen.glyph()
        glyphSet[componentName] = _TestGlyph(baseGlyph)

        pen.addComponent(componentName, (3, 0, 0, 1, 0, 0))
        compositeGlyph = pen.glyph()

        self.assertEqual(compositeGlyph.components[0].transform,
                         ((3, 0), (0, 1)))

        with self.assertRaises(struct.error):
            compositeGlyph.compile({'a': baseGlyph})

# 需要导入模块: from fontTools.pens.ttGlyphPen import TTGlyphPen [as 别名]
# 或者: from fontTools.pens.ttGlyphPen.TTGlyphPen import addComponent [as 别名]
def makeGlyfBBox1(calcBBoxes=True, composite=False):
    font = getTTFont(sfntTTFSourcePath, recalcBBoxes=calcBBoxes)
    glyf = font["glyf"]
    hmtx = font["hmtx"]
    for name in ("bbox1", "bbox2"):
        pen = TTGlyphPen(None)
        if name == "bbox1":
            pen.moveTo((0, 0))
            pen.lineTo((0, 1000))
            pen.lineTo((1000, 1000))
            pen.lineTo((1000, 0))
            pen.closePath()
        else:
            pen.moveTo((0, 0))
            pen.qCurveTo((500, 750), (600, 500), (500, 250), (0, 0))
            pen.closePath()
        glyph = pen.glyph()
        if not calcBBoxes:
            glyph.recalcBounds(glyf)
            glyph.xMax -= 100
        glyf.glyphs[name] = glyph
        hmtx.metrics[name] = (0, 0)
        glyf.glyphOrder.append(name)

    if composite:
        name = "bbox3"
        pen = TTGlyphPen(glyf.glyphOrder)
        pen.addComponent("bbox1", [1, 0, 0, 1, 0, 0])
        pen.addComponent("bbox2", [1, 0, 0, 1, 1000, 0])
        glyph = pen.glyph()
        glyph.recalcBounds(glyf)
        glyf.glyphs[name] = glyph
        hmtx.metrics[name] = (0, 0)
        glyf.glyphOrder.append(name)

    tableData = getSFNTData(font)[0]
    font.close()
    del font
    header, directory, tableData = defaultSFNTTestData(tableData=tableData, flavor="TTF")
    data = packSFNT(header, directory, tableData, flavor="TTF")
    return data

# 需要导入模块: from fontTools.pens.ttGlyphPen import TTGlyphPen [as 别名]
# 或者: from fontTools.pens.ttGlyphPen.TTGlyphPen import addComponent [as 别名]
    def test_within_range_component_transform(self):
        componentName = 'a'
        glyphSet = {}
        pen = TTGlyphPen(glyphSet)

        pen.moveTo((0, 0))
        pen.lineTo((0, 1))
        pen.lineTo((1, 0))
        pen.closePath()
        glyphSet[componentName] = _TestGlyph(pen.glyph())

        pen.addComponent(componentName, (1.5, 0, 0, 1, 0, 0))
        pen.addComponent(componentName, (1, 0, 0, -1.5, 0, 0))
        compositeGlyph = pen.glyph()

        pen.addComponent(componentName, (1.5, 0, 0, 1, 0, 0))
        pen.addComponent(componentName, (1, 0, 0, -1.5, 0, 0))
        expectedGlyph = pen.glyph()

        self.assertEqual(expectedGlyph, compositeGlyph)

# 需要导入模块: from fontTools.pens.ttGlyphPen import TTGlyphPen [as 别名]
# 或者: from fontTools.pens.ttGlyphPen.TTGlyphPen import addComponent [as 别名]
    def test_clamp_to_almost_2_component_transform(self):
        componentName = 'a'
        glyphSet = {}
        pen = TTGlyphPen(glyphSet)

        pen.moveTo((0, 0))
        pen.lineTo((0, 1))
        pen.lineTo((1, 0))
        pen.closePath()
        glyphSet[componentName] = _TestGlyph(pen.glyph())

        pen.addComponent(componentName, (1.99999, 0, 0, 1, 0, 0))
        pen.addComponent(componentName, (1, 2, 0, 1, 0, 0))
        pen.addComponent(componentName, (1, 0, 2, 1, 0, 0))
        pen.addComponent(componentName, (1, 0, 0, 2, 0, 0))
        pen.addComponent(componentName, (-2, 0, 0, -2, 0, 0))
        compositeGlyph = pen.glyph()

        almost2 = MAX_F2DOT14  # 0b1.11111111111111
        pen.addComponent(componentName, (almost2, 0, 0, 1, 0, 0))
        pen.addComponent(componentName, (1, almost2, 0, 1, 0, 0))
        pen.addComponent(componentName, (1, 0, almost2, 1, 0, 0))
        pen.addComponent(componentName, (1, 0, 0, almost2, 0, 0))
        pen.addComponent(componentName, (-2, 0, 0, -2, 0, 0))
        expectedGlyph = pen.glyph()

        self.assertEqual(expectedGlyph, compositeGlyph)