def destroy(self):
# clean everything!
for obs in self.filter_output_observers:
self.remove_filter_output_observer(obs)
for obs in self.original_image_observer:
self.remove_image_observer(obs, keys.get_filter_original_name())
for filter_name, lst_obs in self.image_observers.items():
for obs in lst_obs:
self.remove_image_observer(obs, filter_name)
for o_filter in self.filters:
o_filter.destroy()
def destroy(self):
# clean everything!
for obs in self.filter_output_observers:
self.remove_filter_output_observer(obs)
for obs in self.original_image_observer:
self.remove_image_observer(obs, keys.get_filter_original_name())
for filter_name, lst_obs in self.image_observers.items():
for obs in lst_obs:
self.remove_image_observer(obs, filter_name)
for o_filter in self.filters:
o_filter.destroy_param()
o_filter.destroy()
def remove_image_observer(self, observer, filter_name):
b_original = False
if keys.get_filter_original_name() == filter_name:
b_original = True
lstObserver = self.original_image_observer
else:
lstObserver = self.image_observers.get(filter_name, [])
if lstObserver:
if observer in lstObserver:
lstObserver.remove(observer)
if not lstObserver and not b_original:
del self.image_observers[filter_name]
return True
log.print_function(logger.warning, "This observer is not in observation list for filter %s" % filter_name)
return False
def add_image_observer(self, observer, filter_name):
# Exception for original image
b_original = False
if keys.get_filter_original_name() == filter_name:
b_original = True
lstObserver = self.original_image_observer
else:
lstObserver = self.image_observers.get(filter_name, [])
if lstObserver:
if observer in lstObserver:
log.print_function(logger.warning, "This observer already observer the filter %s" % filter_name)
return False
else:
lstObserver.append(observer)
elif not b_original:
self.image_observers[filter_name] = [observer]
else:
lstObserver.append(observer)
return True
def remove_image_observer(self, observer, filter_name):
b_original = False
if keys.get_filter_original_name() == filter_name:
b_original = True
lst_observer = self.original_image_observer
else:
lst_observer = self.image_observers.get(filter_name, [])
if lst_observer:
if observer in lst_observer:
lst_observer.remove(observer)
if not lst_observer and not b_original:
del self.image_observers[filter_name]
return True
log.print_function(
logger.warning,
"This observer is not in observation list for filter %s" %
filter_name)
return False
def add_image_observer(self, observer, filter_name):
# Exception for original image
b_original = False
if keys.get_filter_original_name() == filter_name:
b_original = True
lst_observer = self.original_image_observer
else:
lst_observer = self.image_observers.get(filter_name, [])
if lst_observer:
if observer in lst_observer:
log.print_function(
logger.warning,
"This observer already observer the filter %s" %
filter_name)
return False
else:
lst_observer.append(observer)
elif not b_original:
self.image_observers[filter_name] = [observer]
else:
lst_observer.append(observer)
return True
