def reverseContours(glyph):
glyphCopy = RGlyph()
glyphCopy.width = glyph.width
pointPen = glyphCopy.getPointPen()
reversePen = ReverseContourPointPen(pointPen)
glyph.drawPoints(reversePen)
return glyphCopy
def extractComposites(glyph):
"""Return a new glyph with outline copies of each composite from the source glyph."""
decomposedComposites = RGlyph()
if len(glyph.components):
font = glyph.layer
for comp in reversed(glyph.components):
# obtain source data
baseGlyphName = comp.baseGlyph
baseGlyph = font[baseGlyphName]
t = transform.Transform(*comp.transformation)
# create a temporary glyph on which to draw the decomposed composite
single_decomposedComposite = RGlyph()
decompPen = single_decomposedComposite.getPen()
baseGlyph.draw(decompPen)
single_decomposedComposite.transformBy(tuple(t))
# add single composite to the returned glyph
decomposedComposites.appendGlyph(single_decomposedComposite)
return decomposedComposites
def _makeTestGlyphLine():
from fontParts.fontshell import RGlyph
testGlyph = RGlyph()
testGlyph.name = "testGlyph"
testGlyph.width = 500
testPen = testGlyph.getPen()
testPen.moveTo((10, 0))
testPen.lineTo((30, 0))
testPen.lineTo((50, 0))
testPen.lineTo((70, 0))
testPen.lineTo((90, 0))
testPen.endPath()
return testGlyph
def _makeTestGlyphRect():
# make a simple glyph that we can test the pens with.
from fontParts.fontshell import RGlyph
testGlyph = RGlyph()
testGlyph.name = "testGlyph"
testGlyph.width = 500
pen = testGlyph.getPen()
pen.moveTo((100, 100))
pen.lineTo((100, 300))
pen.lineTo((300, 300))
pen.lineTo((300, 100))
pen.closePath()
return testGlyph
def _makeTestGlyphWithCurve():
# make a simple glyph that we can test the pens with.
from fontParts.fontshell import RGlyph
testGlyph = RGlyph()
testGlyph.name = "testGlyph"
testGlyph.width = 500
pen = testGlyph.getPen()
pen.moveTo((84, 37))
pen.lineTo((348, 37))
pen.lineTo((348, 300))
pen.curveTo((265, 350.0), (177, 350.0), (84, 300))
pen.closePath()
return testGlyph
def _makeTestGlyph():
# make a simple glyph that we can test the pens with.
from fontParts.fontshell import RGlyph
testGlyph = RGlyph()
testGlyph.name = "testGlyph"
testGlyph.width = 500
pen = testGlyph.getPen()
pen.moveTo((10, 10))
pen.lineTo((10, 30))
pen.lineTo((30, 30))
pen.lineTo((30, 10))
pen.closePath()
return testGlyph
def _makeTestGlyph():
# make a simple glyph that we can test the pens with.
from fontParts.fontshell import RGlyph
testGlyph = RGlyph()
testGlyph.name = "testGlyph"
testGlyph.width = 1000
pen = testGlyph.getPen()
pen.moveTo((100, 100))
pen.lineTo((900, 100))
pen.lineTo((900, 109))
pen.lineTo((900, 800))
pen.lineTo((100, 800))
pen.closePath()
pen.addComponent("a", (1, 0, 0, 1, 0, 0))
return testGlyph
def _makeTestGlyph():
# make a simple glyph that we can test the pens with.
from fontParts.fontshell import RGlyph
testGlyph = RGlyph()
testGlyph.name = "testGlyph"
testGlyph.width = 1000
pen = testGlyph.getPen()
pen.moveTo((100, 100))
pen.lineTo((900, 100))
pen.lineTo((900, 109))
pen.lineTo((900, 800))
pen.lineTo((100, 800))
pen.closePath()
pen.addComponent("a", (1, 0, 0, 1, 0, 0))
return testGlyph
def _getInstanceGlyph(self, location, masters):
I = self._getInstance(location, masters)
if I is not None:
return I.extractGlyph(RGlyph())
else:
errorMessage = self.mutatorErrors[-1]['error']
return ErrorGlyph('Interpolation', errorMessage)
def test_extract_scaled_glyph_as_FontParts_Glyph(self):
"""Test scaled glyph retrieval as a FontParts Glyph."""
from fontParts.fontshell import RGlyph
for testFont in [self.smallFont, self.stemedSmallFont]:
scaledGlyph = RGlyph()
for glyphName in self.glyphNames:
testFont.extractGlyph(glyphName, scaledGlyph)
self.assertIsInstance(scaledGlyph, RGlyph)
def removeOverlap(glyph):
glyphCopy = RGlyph()
glyphCopy.width = glyph.width
pointPen = glyphCopy.getPointPen()
glyph.drawPoints(pointPen)
glyphCopy.removeOverlap()
return glyphCopy
def copyContours(glyph):
glyphCopy = RGlyph()
glyphCopy.width = glyph.width
pen = glyphCopy.getPen()
glyph.draw(pen)
glyphCopy.unicode = glyph.unicode
glyphCopy.name = glyph.name
return glyphCopy
def freezeGlyph(glyph):
"""Return a copy of a glyph, with components decomposed and all overlap removed."""
toRFGlyph = RGlyph()
toRFpen = toRFGlyph.getPen()
glyph.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