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
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
def filterGroup(glyph, font=None, **overrideGlobalArguments):
globalArguments = {
self.splitSubfilterArgumentName(argumentName):
self.arguments[argumentName]
for argumentName in self.arguments
}
for key in overrideGlobalArguments:
_subfilterName_, _overrideArgumentName_, _filterOrder_ = self.splitSubfilterArgumentName(
key)
if (_subfilterName_, _overrideArgumentName_) != (None, None):
globalArguments[(
_subfilterName_, _overrideArgumentName_,
_filterOrder_)] = overrideGlobalArguments[key]
subfilters = [(self.getSubfilter(subfilterName), mode, source)
for subfilterName, mode, source in self.subfilters]
error = False
canvasGlyph = RGlyph()
canvasPen = canvasGlyph.getPen()
canvasGlyph.width = glyph.width
glyph.draw(canvasPen)
steps = []
for i, (currentFilter, mode, source) in enumerate(subfilters):
if error == True:
continue
if not source:
sourceGlyph = canvasGlyph
else:
try:
sourceGlyph = steps[source - 1]
except:
layerGlyph = glyph.getLayer(source)
if len(layerGlyph) > 0:
sourceGlyph = RGlyph()
pen = sourceGlyph.getPen()
layerGlyph.draw(pen)
else:
sourceGlyph = canvasGlyph
sourceGlyph.name = glyph.name
arguments = {
argumentName:
globalArguments[(subfilterName, argumentName, filterOrder)]
for subfilterName, argumentName, filterOrder in
globalArguments
if subfilterName == currentFilter.name and filterOrder == i
}
processedGlyph = currentFilter.filterGlyph(
sourceGlyph, arguments)
if mode in ['union', 'difference', 'intersection', 'xor']:
try:
# collectedComponents = [component for component in processedGlyph.components]
b1 = BooleanGlyph(canvasGlyph)
b2 = BooleanGlyph(processedGlyph)
operation = getattr(b1, mode)
b3 = operation(b2)
processedGlyph = RGlyph()
processedPen = processedGlyph.getPen()
b3.draw(processedPen)
# for component in collectedComponents:
# processedGlyph.appendComponent(component.baseGlyph, component.offset, component.scale)
except:
error = True
steps.append(processedGlyph)
if mode == 'ignore' and len(steps) > 1:
processedGlyph = steps[-2]
elif mode == 'ignore':
processedGlyph = sourceGlyph
if mode != 'add':
canvasGlyph.clear()
processedGlyph.draw(canvasPen)
if processedGlyph.width:
canvasGlyph.width = processedGlyph.width
if error == True:
canvasGlyph = ErrorGlyph()
elif error == False:
cleanPen = FilterPointPen(font)
canvasGlyph.drawPoints(cleanPen)
canvasGlyph.clearContours()
canvasPointPen = canvasGlyph.getPointPen()
cleanPen.extract(canvasPointPen)
canvasGlyph.name = glyph.name
canvasGlyph.unicode = glyph.unicode
if canvasGlyph.width is None:
canvasGlyph.width = glyph.width
return canvasGlyph
def makeGlyph(glyphList, font, message, mark, saveBackup):
# Initialize the progress bar
tickCount = len(glyphList)
bar = ProgressBar(message, tickCount)
tick = 0
for item in glyphList:
glyphName, advanceWidth, components = item
# If the font has the glyph, lots of checking is required to see if changes have been made
if font.has_key(glyphName):
glyph = font[glyphName]
#Build new glyph for comparisons
newGlyph = RGlyph()
count = 0
while count < len(components):
component, x, y = components[count]
newGlyph.appendComponent(component, offset=(x, y))
count = count + 1
newGlyph.width = advanceWidth
# Make digest of the new glyph
pointPen = DigestPointPen()
newGlyph.drawPoints(pointPen)
newDigest = pointPen.getDigest()
# Make digest of the old glyph
pointPen = DigestPointPen()
glyph.drawPoints(pointPen)
oldDigest = pointPen.getDigest()
# Check the advance width
if glyph.width != advanceWidth:
glyph.width = advanceWidth
if mark == 1:
glyph.mark = 200
# If the digests don't match, rebuild components
if oldDigest is not newDigest:
if saveBackup == 1:
backupName = glyph.name + '.bkup'
font.insertGlyph(glyph, name=backupName)
glyph.clearComponents()
count = 0
while count < len(components):
component, x, y = components[count]
glyph.appendComponent(component, offset=(x, y))
count = count + 1
if mark == 1:
glyph.mark = 200
# Clean up things
glyph.update()
bar.tick(tick)
tick = tick + 1
# If the glyph is not in the font, build a new glyph
else:
font.newGlyph(glyphName, clear=True)
glyph = font[glyphName]
glyph.width = advanceWidth
count = 0
while count < len(components):
component, x, y = components[count]
glyph.appendComponent(component, offset=(x, y))
count = count + 1
if mark == 1:
glyph.mark = 300
glyph.update()
bar.tick(tick)
tick = tick + 1
bar.close()
def filterGroup(glyph, font=None, **overrideGlobalArguments):
globalArguments = {self.splitSubfilterArgumentName(argumentName): self.arguments[argumentName] for argumentName in self.arguments}
for key in overrideGlobalArguments:
_subfilterName_, _overrideArgumentName_, _filterOrder_ = self.splitSubfilterArgumentName(key)
if (_subfilterName_, _overrideArgumentName_) != (None, None):
globalArguments[(_subfilterName_, _overrideArgumentName_, _filterOrder_)] = overrideGlobalArguments[key]
subfilters = [(self.getSubfilter(subfilterName), mode, source) for subfilterName, mode, source in self.subfilters]
error = False
canvasGlyph = RGlyph()
canvasPen = canvasGlyph.getPen()
canvasGlyph.width = glyph.width
glyph.draw(canvasPen)
steps = []
for i, (currentFilter, mode, source) in enumerate(subfilters):
if error == True:
continue
if not source:
sourceGlyph = canvasGlyph
else:
try:
sourceGlyph = steps[source-1]
except:
layerGlyph = glyph.getLayer(source)
if len(layerGlyph) > 0:
sourceGlyph = RGlyph()
pen = sourceGlyph.getPen()
layerGlyph.draw(pen)
else:
sourceGlyph = canvasGlyph
sourceGlyph.name = glyph.name
arguments = {argumentName: globalArguments[(subfilterName, argumentName, filterOrder)] for subfilterName, argumentName, filterOrder in globalArguments if subfilterName == currentFilter.name and filterOrder == i}
processedGlyph = currentFilter.filterGlyph(sourceGlyph, arguments)
if mode in ['union', 'difference', 'intersection', 'xor']:
try:
# collectedComponents = [component for component in processedGlyph.components]
b1 = BooleanGlyph(canvasGlyph)
b2 = BooleanGlyph(processedGlyph)
operation = getattr(b1, mode)
b3 = operation(b2)
processedGlyph = RGlyph()
processedPen = processedGlyph.getPen()
b3.draw(processedPen)
# for component in collectedComponents:
# processedGlyph.appendComponent(component.baseGlyph, component.offset, component.scale)
except:
error = True
steps.append(processedGlyph)
if mode == 'ignore' and len(steps) > 1:
processedGlyph = steps[-2]
elif mode == 'ignore':
processedGlyph = sourceGlyph
if mode != 'add':
canvasGlyph.clear()
processedGlyph.draw(canvasPen)
if processedGlyph.width:
canvasGlyph.width = processedGlyph.width
if error == True:
canvasGlyph = ErrorGlyph()
elif error == False:
cleanPen = FilterPointPen(font)
canvasGlyph.drawPoints(cleanPen)
canvasGlyph.clearContours()
canvasPointPen = canvasGlyph.getPointPen()
cleanPen.extract(canvasPointPen)
canvasGlyph.name = glyph.name
canvasGlyph.unicode = glyph.unicode
if canvasGlyph.width is None:
canvasGlyph.width = glyph.width
return canvasGlyph
