def commit_settings(self, param):
if param.name() in iter_children(self.settings.child(('settings_client')), []):
grabber_socket = \
[client['socket'] for client in self.connected_clients if client['type'] == self.client_type][0]
grabber_socket.send_string('set_info')
path = get_param_path(param)[2:] # get the path of this param as a list starting at parent 'infos'
grabber_socket.send_list(path)
# send value
data = ioxml.parameter_to_xml_string(param)
grabber_socket.send_string(data)
def update_settings(self, settings_parameter_dict):
"""
Update the settings tree from settings_parameter_dict.
Finally do a commit to activate changes.
========================== ============= =====================================================
**Parameters** **Type** **Description**
*settings_parameter_dict* dictionnnary a dictionnary listing path and associated parameter
========================== ============= =====================================================
See Also
--------
send_param_status, commit_settings
"""
# settings_parameter_dict=edict(path=path,param=param)
try:
path = settings_parameter_dict['path']
param = settings_parameter_dict['param']
change = settings_parameter_dict['change']
try:
self.settings.sigTreeStateChanged.disconnect(
self.send_param_status)
except Exception:
pass
if change == 'value':
self.settings.child(*path[1:]).setValue(
param.value()) # blocks signal back to main UI
elif change == 'childAdded':
child = Parameter.create(name='tmp')
child.restoreState(param)
self.settings.child(*path[1:]).addChild(
child) # blocks signal back to main UI
param = child
elif change == 'parent':
children = get_param_from_name(self.settings, param.name())
if children is not None:
path = get_param_path(children)
self.settings.child(*path[1:-1]).removeChild(children)
self.settings.sigTreeStateChanged.connect(self.send_param_status)
self.commit_settings(param)
except Exception as e:
self.emit_status(ThreadCommand("Update_Status", [str(e), 'log']))
def commit_settings(self, param):
if param.name() in putils.iter_children(
self.settings.child(('settings_client')), []):
actuator_socket = [
client['socket'] for client in self.connected_clients
if client['type'] == 'ACTUATOR'
][0]
actuator_socket.send_string('set_info')
path = putils.get_param_path(param)[2:]
# get the path of this param as a list starting at parent 'infos'
actuator_socket.send_list(path)
# send value
data = ioxml.parameter_to_xml_string(param)
actuator_socket.send_string(data)
def test_get_param_path():
item1 = mock.Mock()
item1.name.return_value = 'first'
item1.parent.return_value = None
item2 = mock.Mock()
item2.name.return_value = 'second'
item2.parent.return_value = item1
item3 = mock.Mock()
item3.name.return_value = 'third'
item3.parent.return_value = item2
item4 = mock.Mock()
item4.name.return_value = 'fourth'
item4.parent.return_value = item3
path = utils.get_param_path(item4)
assert path == ['first', 'second', 'third', 'fourth']
def update_settings(
self, settings_parameter_dict
): # settings_parameter_dict=edict(path=path,param=param)
"""
Receive the settings_parameter signal from the param_tree_changed method and make hardware updates of mmodified values.
========================== =========== ==========================================================================================================
**Arguments** **Type** **Description**
*settings_parameter_dict* dictionnary Dictionnary with the path of the parameter in hardware structure as key and the parameter name as element
========================== =========== ==========================================================================================================
See Also
--------
send_param_status, commit_settings
"""
path = settings_parameter_dict['path']
param = settings_parameter_dict['param']
change = settings_parameter_dict['change']
try:
self.settings.sigTreeStateChanged.disconnect(
self.send_param_status)
except Exception:
pass
if change == 'value':
self.settings.child(*path[1:]).setValue(
param.value()) # blocks signal back to main UI
elif change == 'childAdded':
child = Parameter.create(name='tmp')
child.restoreState(param)
self.settings.child(*path[1:]).addChild(
child) # blocks signal back to main UI
param = child
elif change == 'parent':
children = putils.get_param_from_name(self.settings, param.name())
if children is not None:
path = putils.get_param_path(children)
self.settings.child(*path[1:-1]).removeChild(children)
self.settings.sigTreeStateChanged.connect(self.send_param_status)
self.commit_common_settings(param)
self.commit_settings(param)
def roi_tree_changed(self, param, changes):
for param, change, data in changes:
path = self.settings.childPath(param)
if path is not None:
childName = '.'.join(path)
else:
childName = param.name()
if change == 'childAdded': # new roi to create
par = data[0]
newindex = int(par.name()[-2:])
if par.child(('type')).value() == '1D':
roi_type = ''
pos = self.viewer_widget.plotItem.vb.viewRange()[0]
newroi = LinearROI(index=newindex, pos=pos)
newroi.setZValue(-10)
newroi.setBrush(par.child(('Color')).value())
newroi.setOpacity(0.2)
elif par.child(('type')).value() == '2D':
roi_type = par.child(('roi_type')).value()
xrange = self.viewer_widget.plotItem.vb.viewRange()[0]
yrange = self.viewer_widget.plotItem.vb.viewRange()[1]
width = np.max(((xrange[1] - xrange[0]) / 10, 2))
height = np.max(((yrange[1] - yrange[0]) / 10, 2))
pos = [
int(np.mean(xrange) - width / 2),
int(np.mean(yrange) - width / 2)
]
if roi_type == 'RectROI':
newroi = RectROI(index=newindex,
pos=pos,
size=[width, height])
else:
newroi = EllipseROI(index=newindex,
pos=pos,
size=[width, height])
newroi.setPen(par.child(('Color')).value())
newroi.sigRegionChanged.connect(
lambda: self.ROI_changed.emit())
newroi.sigRegionChangeFinished.connect(
lambda: self.ROI_changed_finished.emit())
newroi.index_signal[int].connect(self.update_roi_tree)
try:
self.settings.sigTreeStateChanged.disconnect()
except Exception:
pass
self.settings.sigTreeStateChanged.connect(
self.roi_tree_changed)
self.viewer_widget.plotItem.addItem(newroi)
self._set_roi_from_index(newindex, newroi)
self.new_ROI_signal.emit(newindex, roi_type)
self.update_roi_tree(newindex)
elif change == 'value':
if param.name() in putils.iter_children(
self.settings.child(('ROIs')), []):
parent_name = putils.get_param_path(param)[
putils.get_param_path(param).index('ROIs') + 1]
self.update_roi(parent_name, param)
self.roi_value_changed.emit(parent_name,
(param, param.value()))
elif change == 'parent':
if 'ROI' in param.name():
roi = self._ROIs.pop(param.name())
self.viewer_widget.plotItem.removeItem(roi)
self.remove_ROI_signal.emit(param.name())
self.ROI_changed_finished.emit()