70 lines
2.8 KiB
Python
70 lines
2.8 KiB
Python
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from fontTools.misc.fixedTools import floatToFixedToFloat
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from fontTools.pens.recordingPen import RecordingPen, RecordingPointPen
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from fontTools.pens.roundingPen import RoundingPen, RoundingPointPen
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from functools import partial
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tt_scale_round = partial(floatToFixedToFloat, precisionBits=14)
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class RoundingPenTest(object):
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def test_general(self):
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recpen = RecordingPen()
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roundpen = RoundingPen(recpen)
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roundpen.moveTo((0.4, 0.6))
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roundpen.lineTo((1.6, 2.5))
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roundpen.qCurveTo((2.4, 4.6), (3.3, 5.7), (4.9, 6.1))
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roundpen.curveTo((6.4, 8.6), (7.3, 9.7), (8.9, 10.1))
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roundpen.addComponent("a", (1.5, 0, 0, 1.5, 10.5, -10.5))
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assert recpen.value == [
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("moveTo", ((0, 1),)),
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("lineTo", ((2, 3),)),
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("qCurveTo", ((2, 5), (3, 6), (5, 6))),
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("curveTo", ((6, 9), (7, 10), (9, 10))),
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("addComponent", ("a", (1.5, 0, 0, 1.5, 11, -10))),
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]
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def test_transform_round(self):
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recpen = RecordingPen()
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roundpen = RoundingPen(recpen, transformRoundFunc=tt_scale_round)
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# The 0.913 is equal to 91.3% scale in a source editor
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roundpen.addComponent("a", (0.9130000305, 0, 0, -1, 10.5, -10.5))
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# The value should compare equal to its F2Dot14 representation
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assert recpen.value == [
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("addComponent", ("a", (0.91302490234375, 0, 0, -1, 11, -10))),
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]
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class RoundingPointPenTest(object):
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def test_general(self):
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recpen = RecordingPointPen()
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roundpen = RoundingPointPen(recpen)
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roundpen.beginPath()
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roundpen.addPoint((0.4, 0.6), "line")
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roundpen.addPoint((1.6, 2.5), "line")
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roundpen.addPoint((2.4, 4.6))
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roundpen.addPoint((3.3, 5.7))
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roundpen.addPoint((4.9, 6.1), "qcurve")
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roundpen.endPath()
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roundpen.addComponent("a", (1.5, 0, 0, 1.5, 10.5, -10.5))
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assert recpen.value == [
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("beginPath", (), {}),
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("addPoint", ((0, 1), "line", False, None), {}),
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("addPoint", ((2, 3), "line", False, None), {}),
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("addPoint", ((2, 5), None, False, None), {}),
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("addPoint", ((3, 6), None, False, None), {}),
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("addPoint", ((5, 6), "qcurve", False, None), {}),
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("endPath", (), {}),
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("addComponent", ("a", (1.5, 0, 0, 1.5, 11, -10)), {}),
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]
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def test_transform_round(self):
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recpen = RecordingPointPen()
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roundpen = RoundingPointPen(recpen, transformRoundFunc=tt_scale_round)
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# The 0.913 is equal to 91.3% scale in a source editor
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roundpen.addComponent("a", (0.913, 0, 0, -1, 10.5, -10.5))
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# The value should compare equal to its F2Dot14 representation
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assert recpen.value == [
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("addComponent", ("a", (0.91302490234375, 0, 0, -1, 11, -10)), {}),
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]
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