def extraGlyphsCallback(self, *sender):
del self.extraGlyphsList[:] # empty the list
self.extraGlyphs = self.w.footer.extraGlyphs.get()
glyphNamesList = self.extraGlyphs.split()
for gName in glyphNamesList:
try:
extraGlyph = self.font[gName]
# must create a new glyph in order to be able to
# increase the sidebearings without modifying the font
newGlyph = RGlyph()
if self.rf3:
newGlyph.layer = self.layer
else:
newGlyph.font = newGlyph.getParent()
# must use deepAppend because the extra glyph may have
# components (which will cause problems to the MultiLineView)
newGlyph = self.deepAppendGlyph(newGlyph, extraGlyph)
newGlyph.width = extraGlyph.width
except Exception:
continue
newGlyph.leftMargin += self.extraSidebearings[0]
newGlyph.rightMargin += self.extraSidebearings[1]
self.extraGlyphsList.append(newGlyph)
self.glyphPreviewCacheDict.clear()
self.updateExtensionWindow()
def updateCalibrateMode(self, *sender):
glyphsList = []
newLine = self.w.lineView.createNewLineGlyph()
# cycle thru the UI Groups and collect the strings
for i in range(1, 5):
group = getattr(self.cm, "group%d" % i)
baseGlyphsNamesList = group.baseInput.get().split()
markGlyphsNamesList = group.markInput.get().split()
# iterate thru the base+mark combinations
for gBaseName, gMarkName in product(baseGlyphsNamesList,
markGlyphsNamesList):
newGlyph = RGlyph()
if self.rf3:
newGlyph.layer = self.layer
else:
newGlyph.font = newGlyph.getParent()
# skip invalid glyph names
try:
baseGlyph = self.font[gBaseName]
markGlyph = self.font[gMarkName]
except Exception:
continue
# append base glyph
newGlyph = self.deepAppendGlyph(newGlyph, baseGlyph)
# append mark glyph
newGlyph = self.deepAppendGlyph(
newGlyph, markGlyph,
self.getAnchorOffsets(baseGlyph, markGlyph))
# set the advanced width
dfltSidebearings = self.upm * .05 # 5% of UPM
newGlyph.leftMargin = (dfltSidebearings +
self.extraSidebearings[0])
newGlyph.rightMargin = (dfltSidebearings +
self.extraSidebearings[1])
# append the assembled glyph to the list
glyphsList.extend(self.extraGlyphsList)
glyphsList.append(newGlyph)
# add line break, if both input fields have content
if baseGlyphsNamesList and markGlyphsNamesList:
glyphsList.extend(self.extraGlyphsList)
glyphsList.append(newLine)
# update the contents of the MultiLineView
self.w.lineView.set(glyphsList)
def updateExtensionWindow(self):
if self.calibrateMode:
self.updateCalibrateMode()
return
# NOTE: CurrentGlyph() will return zero (its length),
# so "is not None" is necessary
if CurrentGlyph() is not None:
self.glyph = CurrentGlyph()
self.glyphNamesList = self.makeGlyphNamesList(self.glyph)
self.updateListView()
currentGlyphName = self.glyph.name
# base glyph + accent combinations preview
# first check if there's a cached glyph
if currentGlyphName in self.glyphPreviewCacheDict:
self.w.lineView.set(
self.glyphPreviewCacheDict[currentGlyphName])
# assemble the glyphs
else:
glyphsList = []
for glyphNameInUIList in self.glyphNamesList:
# trim the contextual portion of the UI glyph name
# and keep track of it
if CONTEXTUAL_ANCHOR_TAG in glyphNameInUIList:
cxtTagIndex = glyphNameInUIList.find(
CONTEXTUAL_ANCHOR_TAG)
glyphNameCXTportion = glyphNameInUIList[cxtTagIndex:]
# this line must be last!
glyphNameInUIList = glyphNameInUIList[:cxtTagIndex]
else:
glyphNameCXTportion = ''
newGlyph = RGlyph()
if self.rf3:
newGlyph.layer = self.layer
else:
newGlyph.font = newGlyph.getParent()
# the glyph in the UI list is a mark
if glyphNameInUIList in self.marksDict:
markGlyph = self.font[glyphNameInUIList]
# append base glyph
newGlyph = self.deepAppendGlyph(newGlyph, self.glyph)
# append mark glyph
newGlyph = self.deepAppendGlyph(
newGlyph, markGlyph,
self.getAnchorOffsets(self.glyph, markGlyph,
glyphNameCXTportion))
# set the advanced width
# combining marks or other glyphs with
# a small advanced width
if self.glyph.width < 10:
newGlyph.leftMargin = self.upm * .05 # 5% of UPM
newGlyph.rightMargin = newGlyph.leftMargin
else:
newGlyph.width = self.glyph.width
# the glyph in the UI list is a base
else:
baseGlyph = self.font[glyphNameInUIList]
# append base glyph
newGlyph = self.deepAppendGlyph(newGlyph, baseGlyph)
# append mark glyph
newGlyph = self.deepAppendGlyph(
newGlyph, self.glyph,
self.getAnchorOffsets(baseGlyph, self.glyph))
# set the advanced width
# combining marks or other glyphs with
# a small advanced width
if self.glyph.width < 10:
newGlyph.leftMargin = self.upm * .05
newGlyph.rightMargin = newGlyph.leftMargin
else:
newGlyph.width = baseGlyph.width
# pad the new glyph if it has too much overhang
if newGlyph.leftMargin < self.upm * .15:
newGlyph.leftMargin = self.upm * .05
if newGlyph.rightMargin < self.upm * .15:
newGlyph.rightMargin = self.upm * .05
# add extra sidebearings
newGlyph.leftMargin += self.extraSidebearings[0]
newGlyph.rightMargin += self.extraSidebearings[1]
# one last check for making sure the new glyph
# can be displayed
if not newGlyph.components:
glyphsList.extend(self.extraGlyphsList)
glyphsList.append(newGlyph)
else:
print("Combination with mark glyph %s can't be "
"previewed because it contains component %s." %
(glyphNameInUIList + glyphNameCXTportion,
newGlyph.components[0].baseGlyph))
glyphsList.extend(self.extraGlyphsList)
self.w.lineView.set(glyphsList)
# add to the cache
self.glyphPreviewCacheDict[currentGlyphName] = glyphsList
else:
self.w.lineView.set([])