def reverseContours(glyph):
glyphCopy = RGlyph()
glyphCopy.width = glyph.width
pointPen = glyphCopy.getPointPen()
reversePen = ReverseContourPointPen(pointPen)
glyph.drawPoints(reversePen)
return glyphCopy
def removeOverlap(glyph):
glyphCopy = RGlyph()
glyphCopy.width = glyph.width
pointPen = glyphCopy.getPointPen()
glyph.drawPoints(pointPen)
glyphCopy.removeOverlap()
return glyphCopy
def freezeGlyph(glyph):
"""Return a copy of a glyph, with components decomposed and all overlap removed."""
toRFGlyph = RGlyph()
toRFpen = toRFGlyph.getPen()
# draw only the contours, decomposed components will be added later on
for contour in glyph:
contour.draw(toRFpen)
if len(glyph.components):
decomposedComponents = extractComposites(glyph)
decomposedComponents.draw(toRFpen)
singleContourGlyph = RGlyph()
singleContourGlyph.width = glyph.width
singleContourGlyph.name = glyph.name
pointPen = singleContourGlyph.getPointPen()
if len(toRFGlyph.contours) > 1:
try:
booleanGlyphs = []
for c in toRFGlyph.contours:
if len(c) > 1:
b = BooleanGlyph()
pen = b.getPen()
c.draw(pen)
booleanGlyphs.append(b)
finalBooleanGlyph = reduce(lambda g1, g2: g1 | g2, booleanGlyphs)
finalBooleanGlyph.drawPoints(pointPen)
except:
toRFGlyph.drawPoints(pointPen)
else:
toRFGlyph.drawPoints(pointPen)
return singleContourGlyph