def _panels_default(self):
panels = []
self.plot_panel = IntervalPlotPanel()
panels.append(self.plot_panel)
self.start_stop_subscribers.append(self.plot_panel)
self.data_subscribers.append(self.plot_panel)
# self.sql_panel = SQLPanel()
# panels.append(self.sql_panel)
# self.start_stop_subscribers.append(panels[-1])
# self.data_subscribers.append(panels[-1])
return panels
class MeasureIntervalTask(Task):
"""A Task for measuring over an interval. Voltage ramp, frequency interval etc..
"""
id = "sensorscience.unimeas.measureinterval"
name = "Measure interval/ramp"
instruments = List
panels = List
start_stop_subscribers = List
data_subscribers = List
plot_panel = Instance(IntervalPlotPanel)
active_instrument = Instance(IInstrument)
menu_bar = SMenuBar(
SMenu(id="File", name="&File"),
SMenu(id="Edit", name="&Edit"),
SMenu(TaskToggleGroup(), id="Tasks", name="&Measurement type"),
SMenu(DockPaneToggleGroup(), id="Measurement", name="&Panels"),
SMenu(InstrumentShowGroup(), id="Instrument", name="&Instrument"),
)
def create_central_pane(self):
""" Create a plot pane with a list of instruments. Keep track of which
instrument is active so that dock panes can introspect it.
"""
return EmptyCentralPane()
def create_dock_panes(self):
return [
GenericPane(
panel=self.active_instrument,
id="sensorscience.unimeas.instrument_config_pane",
name="Instrument configuration",
),
InstrumentHelpPane(instrument=self.active_instrument),
GenericPane(panel=self.panels[0], id=self.panels[0].pane_id, name=self.panels[0].pane_name),
# GenericPane(panel=self.panels[1],
# id = self.panels[1].pane_id,
# name = self.panels[1].pane_name)
]
def initialized(self):
self.update_active_instrument(self, "from_init", None, self.active_instrument)
def set_active_instrument(self, instrument):
self.active_instrument = instrument
def _default_layout_default(self):
return TaskLayout(
left=Splitter(
Tabbed(
PaneItem("sensorscience.unimeas.instrument_config_pane"),
PaneItem("sensorscience.unimeas.instrument_help_pane"),
),
PaneItem(self.panels[0].pane_id),
# PaneItem(self.panels[1].pane_id),
orientation="vertical",
),
right=PaneItem("sensorscience.unimeas.interval_plot_pane"),
)
def _instruments_default(self):
instruments = []
try:
from instruments.blank import Blank
except ImportError:
pass
else:
instruments.append(Blank())
try:
from instruments.dummy_interval_instrument import DummyIntervalInstrument
except ImportError as e:
logger.warning("Unable to import DummyIntervalInstrument: %s", e)
pass
else:
instruments.append(DummyIntervalInstrument())
try:
from instruments.agilent_4284 import Agilent4284
except ImportError as e:
logger.warning("Unable to import: %s", e)
pass
else:
instruments.append(Agilent4284())
try:
from instruments.interval_sourcemeter import SourceMeter
except ImportError as e:
logger.warning("Unable to import: %s", e)
pass
else:
instruments.append(SourceMeter())
try:
from instruments.interval_ni6215 import NI6215
except (ImportError) as e:
logger.warning("Unable to import: %s", e)
pass
else:
instruments.append(NI6215())
return instruments
def _active_instrument_default(self):
if self.instruments is not None:
return self.instruments[0]
else:
return None
def _panels_default(self):
panels = []
self.plot_panel = IntervalPlotPanel()
panels.append(self.plot_panel)
self.start_stop_subscribers.append(self.plot_panel)
self.data_subscribers.append(self.plot_panel)
# self.sql_panel = SQLPanel()
# panels.append(self.sql_panel)
# self.start_stop_subscribers.append(panels[-1])
# self.data_subscribers.append(panels[-1])
return panels
@on_trait_change("active_instrument")
def update_active_instrument(self, obj, name, old, new):
self.on_trait_change(self._dispatch_data, "active_instrument.acquired_data[]")
self.on_trait_change(self._start_stop, "active_instrument.start_stop")
self.on_trait_change(self._configure_plots, "active_instrument.enabled_channels[]")
self.plot_panel.configure_plots(self.active_instrument)
# self.sql_panel.set_active_instrument(new)
for dock_pane in self.window.dock_panes:
if dock_pane.id.find("instrument_config_pane") != -1:
dock_pane.panel = self.active_instrument
def _dispatch_data(self):
while len(self.active_instrument.acquired_data) > 0:
data = self.active_instrument.acquired_data.pop(0).copy()
for subscriber in self.data_subscribers:
subscriber.add_data(data)
def _configure_plots(self):
self.plot_panel.configure_plots(self.active_instrument)
def _start_stop(self):
if not self.active_instrument.running:
self._dispatch_data()
for subscriber in self.start_stop_subscribers:
subscriber.start_stop(self.active_instrument)
