71b16be2a2
git-svn-id: http://svn.robofab.com/branches/ufo3k@460 b5fa9d6c-a76f-4ffd-b3cb-f825fc41095c
87 lines
2.5 KiB
Python
Executable File
87 lines
2.5 KiB
Python
Executable File
from ufoLib.pointPen import AbstractPointPen
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class DigestPointPen(AbstractPointPen):
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"""This calculates a tuple representing the structure and values in a glyph:
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- including coordinates
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- including components
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>>> from robofab.pens.digestPen import DigestPointPen
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>>> pen = DigestPointPen()
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>>> g = CurrentGlyph()
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>>> g.drawPoints(pen)
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>>> pen.getDigest()
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('beginPath', ((25, 425), 'line', False, None),((25, 0), 'line', False, None),((95, 0), 'line', False, None),((95, 425), 'line', False, None), 'endPath',
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'beginPath', ((25, 595), 'line', False, None),((25, 491), 'line', False, None),((95, 491), 'line', False, None),((95, 595), 'line', False, None), 'endPath')
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"""
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def __init__(self, ignoreSmoothAndName=False):
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self._data = []
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self.ignoreSmoothAndName = ignoreSmoothAndName
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def beginPath(self):
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self._data.append('beginPath')
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def endPath(self):
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self._data.append('endPath')
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def addPoint(self, pt, segmentType=None, smooth=False, name=None, **kwargs):
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if self.ignoreSmoothAndName:
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self._data.append((pt, segmentType))
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else:
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self._data.append((pt, segmentType, smooth, name))
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def addComponent(self, baseGlyphName, transformation):
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t = []
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for v in transformation:
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if int(v) == v:
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t.append(int(v))
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else:
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t.append(v)
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self._data.append((baseGlyphName, tuple(t)))
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def getDigest(self):
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"""Return the digest as a tuple with all coordinates of all points."""
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return tuple(self._data)
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def getDigestPointsOnly(self, needSort=True):
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""" Return the digest as a tuple with all coordinates of all points,
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- but without smooth info or drawing instructions.
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- For instance if you want to compare 2 glyphs in shape,
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but not interpolatability.
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"""
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points = []
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from types import TupleType
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for item in self._data:
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if type(item) == TupleType:
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points.append(item[0])
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if needSort:
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points.sort()
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return tuple(points)
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class DigestPointStructurePen(DigestPointPen):
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"""This calculates a tuple representing the structure and values in a glyph:
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- excluding coordinates
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- excluding components
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>>> from robofab.pens.digestPen import DigestPointStructurePen
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>>> pen = DigestPointStructurePen()
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>>> g = CurrentGlyph()
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>>> g.drawPoints(pen)
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>>> pen.getDigest()
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('beginPath', 'line', 'line', 'line', 'line', 'endPath', 'beginPath', 'line', 'line', 'line', 'line', 'endPath')
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"""
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def addPoint(self, pt, segmentType=None, smooth=False, name=None, **kwargs):
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self._data.append(segmentType)
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def addComponent(self, baseGlyphName, transformation):
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self._data.append(baseGlyphName)
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