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from defconQt.objects.defcon import TGlyph
from robofab.pens.pointPen import AbstractPointPen
class CopySelectionPen(AbstractPointPen):
def __init__(self, glyph=None):
if glyph is None:
glyph = TGlyph()
self._glyph = glyph
self._contour = None
self._havePoint = False
self._originalContourIsOpen = False
def beginPath(self):
self._contour = self._glyph.contourClass(
pointClass=self._glyph.pointClass)
def endPath(self, keepOpened=False):
if self._havePoint:
self.elideOrphanOffCurves(True)
if self._originalContourIsOpen or keepOpened:
self._contour[0].segmentType = "move"
self._contour.dirty = False
self._glyph.appendContour(self._contour)
self._contour = None
self._havePoint = False
self._originalContourIsOpen = False
def addPoint(self, pt, segmentType=None, smooth=False, name=None,
selected=False, **kwargs):
if segmentType == "move":
self._originalContourIsOpen = True
if segmentType is None or selected:
if selected:
self._havePoint = True
self._contour.addPoint(pt, segmentType, smooth, name)
else:
self.elideOrphanOffCurves(False)
if self._havePoint:
# We started drawing a path and we have a gap in it. Create
# a new contour (and leave this one opened).
self.endPath(True)
self.beginPath()
def addComponent(self, baseGlyphName, transformation):
pass # XXX
def elideOrphanOffCurves(self, arrivedAtBoundary):
# onCurves that aren't selected and preceding offCurves if any are
# elided
for _ in range(2):
if len(self._contour):
if len(self._contour) > 1 and arrivedAtBoundary and \
self._contour[0].segmentType == "curve":
# We're at the end of drawing and the offCurves lead to
# begin onCurve. Let them in.
pass
elif self._contour[-1].segmentType is None:
self._contour.removePoint(self._contour[-1])
def getGlyph(self):
return self._glyph
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