def refresh_font_db() -> None:
# XXX:
# Qt doesn't expose API to refresh the fonts, so we try to trick it into
# invalidating its internal database by adding a dummy application font.
# On Linux, this works with `fc-cache -r`.
font_db = QFontDatabase()
font_db.addApplicationFont(str(ASSETS_DIR / "AdobeBlank.ttf"))
font_db.removeAllApplicationFonts()
def set_font(self, family_name):
font_db = QFontDatabase()
font_db.removeAllApplicationFonts()
font_archive = ZipFile(f'static/fonts/{family_name}.zip')
for font_name in font_archive.namelist():
with font_archive.open(font_name) as font_file:
font_data = font_file.read()
font_data_as_bytearray = QByteArray(font_data)
font_db.addApplicationFontFromData(font_data_as_bytearray)
family_name = family_name.replace('_', ' ')
self.setFont(QFont(family_name, 12))
def setTextFont(self, fileName, size=92):
print(size)
bin = self.readFontFileAsBinary(fileName)
QFontDatabase.removeAllApplicationFonts()
#id = QFontDatabase.addApplicationFont(fileName)
id = QFontDatabase.addApplicationFontFromData(bin)
try:
family = QFontDatabase.applicationFontFamilies(id)[0]
except:
return "Not found"
font = QFontDatabase.font(self.fontsDB, family, 'bold', size)
font.setStrikeOut(False)
self.ui.textEdit.setFont(font)
self.ui.textEdit.setCurrentFont(font)
self.ui.chkObserve.setEnabled(True)
self.ui.chkHB.setEnabled(True)
return family
