def __init__(self, parent=None, name=None, fl=0):

        CreateTaskBase.__init__(self, parent, name, fl, "Energy scan")

        if not name:
            self.setObjectName("create_energy_scan_widget")

        # Hardware objects ----------------------------------------------------

        # Internal variables --------------------------------------------------
        self.init_models()

        # Graphic elements ----------------------------------------------------
        self._periodic_table_widget = PeriodicTableWidget(self)
        self._data_path_widget = DataPathWidget(self,
                                                data_model=self._path_template,
                                                layout="vertical")

        _parameters_gbox = qt_import.QGroupBox("Parameters", self)
        self._adjust_transmission_cbox = qt_import.QCheckBox(
            "Adjust transmission", _parameters_gbox)
        self._adjust_transmission_cbox.setChecked(False)
        self._adjust_transmission_cbox.setEnabled(True)
        self._max_transmission_label = qt_import.QLabel(
            "Maximum transmission:")
        self._max_transmission_ledit = qt_import.QLineEdit(
            "20", _parameters_gbox)
        self._max_transmission_ledit.setFixedWidth(80)
        self._max_transmission_ledit.setEnabled(False)

        self._comments_widget = CommentsWidget(self)

        # Layout --------------------------------------------------------------
        _parameters_gbox_hlayout = qt_import.QGridLayout(_parameters_gbox)
        _parameters_gbox_hlayout.addWidget(self._adjust_transmission_cbox, 0,
                                           0)
        _parameters_gbox_hlayout.addWidget(self._max_transmission_label, 1, 0)
        _parameters_gbox_hlayout.addWidget(self._max_transmission_ledit, 1, 1)
        _parameters_gbox_hlayout.setColumnStretch(2, 1)
        _parameters_gbox_hlayout.setSpacing(2)

        _main_vlayout = qt_import.QVBoxLayout(self)
        _main_vlayout.addWidget(self._periodic_table_widget)
        _main_vlayout.addWidget(self._data_path_widget)
        _main_vlayout.addWidget(_parameters_gbox)
        _main_vlayout.addWidget(self._comments_widget)
        _main_vlayout.setContentsMargins(2, 2, 2, 2)
        _main_vlayout.setSpacing(6)
        _main_vlayout.addStretch(10)

        # SizePolicies --------------------------------------------------------
        self._comments_widget.setFixedHeight(100)

        # Qt signal/slot connections ------------------------------------------
        # self._periodic_table_widget.elementEdgeSelectedSignal.connect(\
        #     self.acq_parameters_changed)
        self._data_path_widget.pathTemplateChangedSignal.connect(
            self.path_template_changed)
        self._adjust_transmission_cbox.stateChanged.connect(
            self.adjust_transmission_state_changed)
        self._max_transmission_ledit.textEdited.connect(
            self.max_transmission_value_changed)

        self._data_path_widget.data_path_layout.compression_cbox.setVisible(
            False)

        try:
            self._periodic_table_widget.set_elements(
                HWR.beamline.energy_scan.get_elements())

            max_transmission_value = (
                HWR.beamline.energy_scan.get_max_transmission_value())

            self._adjust_transmission_cbox.setEnabled(True)
            self._adjust_transmission_cbox.setChecked(True)
            HWR.beamline.energy_scan.adjust_transmission(True)

            if max_transmission_value:
                self._max_transmission_ledit.setText("%.2f" %
                                                     max_transmission_value)
        except BaseException:
            pass
Example #2
0
    def __init__(self, parent=None, name=None, fl=0):
        CreateTaskBase.__init__(
            self, parent, name, qt_import.Qt.WindowFlags(fl), "Advanced"
        )

        if not name:
            self.setObjectName("create_advanced_widget")

        # Hardware objects ----------------------------------------------------

        # Internal variables --------------------------------------------------
        self._advanced_methods = None
        self._grid_map = {}
        self.spacing = [0, 0]
        self.dc_selected = False

        self.init_models()

        # Graphic elements ----------------------------------------------------
        self._advanced_methods_widget = qt_import.load_ui_file(
            "advanced_methods_layout.ui"
        )
        self._acq_widget = AcquisitionWidget(
            self,
            "acquisition_widget",
            layout="vertical",
            acq_params=self._acquisition_parameters,
            path_template=self._path_template,
        )
        self._acq_widget.grid_mode = True

        self._data_path_widget = DataPathWidget(
            self,
            "create_dc_path_widget",
            data_model=self._path_template,
            layout="vertical",
        )

        self._comments_widget = CommentsWidget(self)

        # Layout --------------------------------------------------------------
        _main_vlayout = qt_import.QVBoxLayout(self)
        _main_vlayout.addWidget(self._advanced_methods_widget)
        _main_vlayout.addWidget(self._acq_widget)
        _main_vlayout.addWidget(self._data_path_widget)
        _main_vlayout.addWidget(self._comments_widget)
        _main_vlayout.addStretch(0)
        _main_vlayout.setSpacing(6)
        _main_vlayout.setContentsMargins(2, 2, 2, 2)

        # SizePolicies --------------------------------------------------------

        # Qt signal/slot connections ------------------------------------------
        self._acq_widget.acqParametersChangedSignal.connect(self.acq_parameters_changed)
        self._acq_widget.madEnergySelectedSignal.connect(self.mad_energy_selected)

        self._acq_widget.acq_widget_layout.osc_range_ledit.textEdited.connect(
            self.grid_osc_range_ledit_changed
        )
        self._acq_widget.acq_widget_layout.osc_total_range_ledit.textEdited.connect(
            self.grid_osc_total_range_ledit_changed
        )

        self._data_path_widget.pathTemplateChangedSignal.connect(
            self.path_template_changed
        )

        self._advanced_methods_widget.grid_treewidget.itemSelectionChanged.connect(
            self.grid_treewidget_item_selection_changed
        )
        self._advanced_methods_widget.draw_grid_button.clicked.connect(
            self.draw_grid_button_clicked
        )
        self._advanced_methods_widget.remove_grid_button.clicked.connect(
            self.remove_grid_button_clicked
        )
        self._advanced_methods_widget.hor_spacing_ledit.textEdited.connect(
            self.hor_spacing_changed
        )
        self._advanced_methods_widget.ver_spacing_ledit.textEdited.connect(
            self.ver_spacing_changed
        )

        self._advanced_methods_widget.move_right_button.clicked.connect(
            lambda: self.move_grid("right")
        )
        self._advanced_methods_widget.move_left_button.clicked.connect(
            lambda: self.move_grid("left")
        )
        self._advanced_methods_widget.move_up_button.clicked.connect(
            lambda: self.move_grid("up")
        )
        self._advanced_methods_widget.move_down_button.clicked.connect(
            lambda: self.move_grid("down")
        )

        self._advanced_methods_widget.overlay_cbox.toggled.connect(self.overlay_toggled)
        self._advanced_methods_widget.overlay_slider.valueChanged.connect(
            self.overlay_alpha_changed
        )
        self._advanced_methods_widget.overlay_color_button.clicked.connect(
            self.overlay_change_color
        )
        self._advanced_methods_widget.move_to_grid_button.clicked.connect(
            self.move_to_grid
        )
        self._advanced_methods_widget.method_combo.activated.connect(
            self.method_combo_activated
        )

        # Other ---------------------------------------------------------------
        self._acq_widget.use_osc_start(False)
        self._acq_widget.use_kappa(False)
        self._acq_widget.acq_widget_layout.num_images_label.setEnabled(False)
        self._acq_widget.acq_widget_layout.num_images_ledit.setEnabled(False)
        for col in range(self._advanced_methods_widget.grid_treewidget.columnCount()):
            self._advanced_methods_widget.grid_treewidget.resizeColumnToContents(col)

        self._acq_widget.acq_widget_layout.osc_total_range_label.setText(
            "Total osc. range per line"
        )

        self._advanced_methods = list(HWR.beamline.advanced_methods)
        if self._advanced_methods:
            for method in self._advanced_methods:
                self._advanced_methods_widget.method_combo.addItem(method)
        else:
            self.setEnabled(False)

        self._acq_widget.acq_widget_layout.osc_start_label.setText(
            "Oscillation middle:"
        )

        hor_size, ver_size = HWR.beamline.beam.get_beam_size()
        self.spacing[0] = hor_size
        self.spacing[1] = ver_size

        self._advanced_methods_widget.hor_spacing_ledit.setText(
            "%.1f" % (hor_size * 1000)
        )
        self._advanced_methods_widget.ver_spacing_ledit.setText(
            "%.1f" % (ver_size * 1000)
        )

        HWR.beamline.sample_view.connect("shapeCreated", self.shape_created)
        HWR.beamline.sample_view.connect("shapeChanged", self.shape_changed)
        HWR.beamline.sample_view.connect("shapeDeleted", self.shape_deleted)
        self._comments_widget.setHidden(True)
class CreateEnergyScanWidget(CreateTaskBase):
    def __init__(self, parent=None, name=None, fl=0):

        CreateTaskBase.__init__(self, parent, name, fl, "Energy scan")

        if not name:
            self.setObjectName("create_energy_scan_widget")

        # Hardware objects ----------------------------------------------------

        # Internal variables --------------------------------------------------
        self.init_models()

        # Graphic elements ----------------------------------------------------
        self._periodic_table_widget = PeriodicTableWidget(self)
        self._data_path_widget = DataPathWidget(self,
                                                data_model=self._path_template,
                                                layout="vertical")

        _parameters_gbox = qt_import.QGroupBox("Parameters", self)
        self._adjust_transmission_cbox = qt_import.QCheckBox(
            "Adjust transmission", _parameters_gbox)
        self._adjust_transmission_cbox.setChecked(False)
        self._adjust_transmission_cbox.setEnabled(True)
        self._max_transmission_label = qt_import.QLabel(
            "Maximum transmission:")
        self._max_transmission_ledit = qt_import.QLineEdit(
            "20", _parameters_gbox)
        self._max_transmission_ledit.setFixedWidth(80)
        self._max_transmission_ledit.setEnabled(False)

        self._comments_widget = CommentsWidget(self)

        # Layout --------------------------------------------------------------
        _parameters_gbox_hlayout = qt_import.QGridLayout(_parameters_gbox)
        _parameters_gbox_hlayout.addWidget(self._adjust_transmission_cbox, 0,
                                           0)
        _parameters_gbox_hlayout.addWidget(self._max_transmission_label, 1, 0)
        _parameters_gbox_hlayout.addWidget(self._max_transmission_ledit, 1, 1)
        _parameters_gbox_hlayout.setColumnStretch(2, 1)
        _parameters_gbox_hlayout.setSpacing(2)

        _main_vlayout = qt_import.QVBoxLayout(self)
        _main_vlayout.addWidget(self._periodic_table_widget)
        _main_vlayout.addWidget(self._data_path_widget)
        _main_vlayout.addWidget(_parameters_gbox)
        _main_vlayout.addWidget(self._comments_widget)
        _main_vlayout.setContentsMargins(2, 2, 2, 2)
        _main_vlayout.setSpacing(6)
        _main_vlayout.addStretch(10)

        # SizePolicies --------------------------------------------------------
        self._comments_widget.setFixedHeight(100)

        # Qt signal/slot connections ------------------------------------------
        # self._periodic_table_widget.elementEdgeSelectedSignal.connect(\
        #     self.acq_parameters_changed)
        self._data_path_widget.pathTemplateChangedSignal.connect(
            self.path_template_changed)
        self._adjust_transmission_cbox.stateChanged.connect(
            self.adjust_transmission_state_changed)
        self._max_transmission_ledit.textEdited.connect(
            self.max_transmission_value_changed)

        self._data_path_widget.data_path_layout.compression_cbox.setVisible(
            False)

        try:
            self._periodic_table_widget.set_elements(
                HWR.beamline.energy_scan.get_elements())

            max_transmission_value = (
                HWR.beamline.energy_scan.get_max_transmission_value())

            self._adjust_transmission_cbox.setEnabled(True)
            self._adjust_transmission_cbox.setChecked(True)
            HWR.beamline.energy_scan.adjust_transmission(True)

            if max_transmission_value:
                self._max_transmission_ledit.setText("%.2f" %
                                                     max_transmission_value)
        except BaseException:
            pass

    def set_expert_mode(self, state):
        self._adjust_transmission_cbox.setEnabled(state)
        self._max_transmission_label.setEnabled(state)
        self._max_transmission_ledit.setEnabled(state)

    def enable_compression(self, state):
        CreateTaskBase.enable_compression(self, False)

    def init_models(self):

        CreateTaskBase.init_models(self)
        self.enery_scan = queue_model_objects.EnergyScan()
        self._path_template.start_num = 1
        self._path_template.num_files = 1
        self._path_template.suffix = "raw"
        self._path_template.compression = False

    def single_item_selection(self, tree_item):
        CreateTaskBase.single_item_selection(self, tree_item)
        escan_model = tree_item.get_model()

        if isinstance(tree_item, queue_item.EnergyScanQueueItem):
            if tree_item.get_model().is_executed():
                self.setDisabled(True)
            else:
                self.setDisabled(False)

            if escan_model.get_path_template():
                self._path_template = escan_model.get_path_template()

            self._data_path_widget.update_data_model(self._path_template)
        elif not (isinstance(tree_item, queue_item.SampleQueueItem)
                  or isinstance(tree_item,
                                queue_item.DataCollectionGroupQueueItem)):
            self.setDisabled(True)

    def approve_creation(self):
        base_result = CreateTaskBase.approve_creation(self)
        selected_element, selected_edge = (
            self._periodic_table_widget.get_selected_element_edge())
        if not selected_element:
            logging.getLogger("GUI").warning(
                "No element selected, please select an element.")

        return base_result and selected_element

    # Called by the owning widget (task_toolbox_widget) to create
    # a collection. When a data collection group is selected.
    def _create_task(self, sample, shape, comments=None):
        data_collections = []
        selected_element, selected_edge = (
            self._periodic_table_widget.get_selected_element_edge())

        if selected_element:
            if not shape:
                cpos = queue_model_objects.CentredPosition()
                cpos.snapshot_image = HWR.beamline.sample_view.get_snapshot()
            else:
                # Shapes selected and sample is mounted, get the
                # centred positions for the shapes
                if isinstance(shape, GraphicsItemPoint):
                    snapshot = HWR.beamline.sample_view.get_snapshot(
                        shape=shape)

                    cpos = copy.deepcopy(shape.get_centred_position())
                    cpos.snapshot_image = snapshot

            path_template = self._create_path_template(sample,
                                                       self._path_template)

            energy_scan = queue_model_objects.EnergyScan(
                sample, path_template, cpos)
            energy_scan.set_name(path_template.get_prefix())
            energy_scan.set_number(path_template.run_number)
            energy_scan.element_symbol = selected_element
            energy_scan.edge = selected_edge

            data_collections.append(energy_scan)
            self._path_template.run_number += 1
        else:
            logging.getLogger("GUI").info(
                "No element selected, please select an element.")

        return data_collections

    def element_edge_selected(self, element, edge):
        if len(self._current_selected_items) == 1:
            item = self._current_selected_items[0]
            if isinstance(item, queue_item.EnergyScanQueueItem):
                item.get_model().element_symbol = str(element)
                item.get_model().edge = str(edge)

    def adjust_transmission_state_changed(self, state):
        self._max_transmission_ledit.setEnabled(state)
        HWR.beamline.energy_scan.adjust_transmission(state)

    def max_transmission_value_changed(self, value):
        try:
            max_transmission = float(value)
            HWR.beamline.energy_scan.set_max_transmission(max_transmission)
        except BaseException:
            pass
Example #4
0
    def __init__(self, parent=None, name=None, fl=0):

        CreateTaskBase.__init__(
            self, parent, name, qt_import.Qt.WindowFlags(fl), "XRF spectrum"
        )

        if name is not None:
            self.setObjectName(name)

        # Hardware objects ----------------------------------------------------

        # Internal variables --------------------------------------------------
        self.count_time = None
        self.xrf_spectrum_model = None

        self.init_models()

        # Graphic elements ----------------------------------------------------
        self._data_path_widget = DataPathWidget(
            self, data_model=self._path_template, layout="vertical"
        )

        _parameters_gbox = qt_import.QGroupBox("Parameters", self)
        _count_time_label = qt_import.QLabel("Count time (sec.):", _parameters_gbox)
        self.count_time_ledit = qt_import.QLineEdit("1", _parameters_gbox)
        # self.count_time_ledit.setMaximumWidth(75)
        self.adjust_transmission_cbox = qt_import.QCheckBox(
            "Adjust transmission", _parameters_gbox
        )
        self.adjust_transmission_cbox.setChecked(True)

        self._comments_widget = CommentsWidget(self)

        # Layout --------------------------------------------------------------
        _parameters_gbox_hlayout = qt_import.QHBoxLayout(_parameters_gbox)
        _parameters_gbox_hlayout.addWidget(_count_time_label)
        _parameters_gbox_hlayout.addWidget(self.count_time_ledit)
        _parameters_gbox_hlayout.addWidget(self.adjust_transmission_cbox)
        _parameters_gbox_hlayout.addStretch(0)
        _parameters_gbox_hlayout.setSpacing(2)
        _parameters_gbox_hlayout.setContentsMargins(0, 0, 0, 0)

        _main_vlayout = qt_import.QVBoxLayout(self)
        _main_vlayout.addWidget(self._data_path_widget)
        _main_vlayout.addWidget(_parameters_gbox)
        _main_vlayout.addWidget(self._comments_widget)
        _main_vlayout.setSpacing(6)
        _main_vlayout.setContentsMargins(2, 2, 2, 2)
        _main_vlayout.addStretch(0)

        # SizePolicies --------------------------------------------------------
        self._comments_widget.setFixedHeight(100)

        # Qt signal/slot connections ------------------------------------------
        self._data_path_widget.pathTemplateChangedSignal.connect(
            self.path_template_changed
        )
        self.adjust_transmission_cbox.stateChanged.connect(
            self.adjust_transmission_state_changed
        )

        # Other ---------------------------------------------------------------
        self._data_path_widget.data_path_layout.compression_cbox.setVisible(False)
Example #5
0
class CreateAdvancedWidget(CreateTaskBase):
    """Widget used to create advanced collection methods
    """

    def __init__(self, parent=None, name=None, fl=0):
        CreateTaskBase.__init__(
            self, parent, name, qt_import.Qt.WindowFlags(fl), "Advanced"
        )

        if not name:
            self.setObjectName("create_advanced_widget")

        # Hardware objects ----------------------------------------------------

        # Internal variables --------------------------------------------------
        self._advanced_methods = None
        self._grid_map = {}
        self.spacing = [0, 0]
        self.dc_selected = False

        self.init_models()

        # Graphic elements ----------------------------------------------------
        self._advanced_methods_widget = qt_import.load_ui_file(
            "advanced_methods_layout.ui"
        )
        self._acq_widget = AcquisitionWidget(
            self,
            "acquisition_widget",
            layout="vertical",
            acq_params=self._acquisition_parameters,
            path_template=self._path_template,
        )
        self._acq_widget.grid_mode = True

        self._data_path_widget = DataPathWidget(
            self,
            "create_dc_path_widget",
            data_model=self._path_template,
            layout="vertical",
        )

        self._comments_widget = CommentsWidget(self)

        # Layout --------------------------------------------------------------
        _main_vlayout = qt_import.QVBoxLayout(self)
        _main_vlayout.addWidget(self._advanced_methods_widget)
        _main_vlayout.addWidget(self._acq_widget)
        _main_vlayout.addWidget(self._data_path_widget)
        _main_vlayout.addWidget(self._comments_widget)
        _main_vlayout.addStretch(0)
        _main_vlayout.setSpacing(6)
        _main_vlayout.setContentsMargins(2, 2, 2, 2)

        # SizePolicies --------------------------------------------------------

        # Qt signal/slot connections ------------------------------------------
        self._acq_widget.acqParametersChangedSignal.connect(self.acq_parameters_changed)
        self._acq_widget.madEnergySelectedSignal.connect(self.mad_energy_selected)

        self._acq_widget.acq_widget_layout.osc_range_ledit.textEdited.connect(
            self.grid_osc_range_ledit_changed
        )
        self._acq_widget.acq_widget_layout.osc_total_range_ledit.textEdited.connect(
            self.grid_osc_total_range_ledit_changed
        )

        self._data_path_widget.pathTemplateChangedSignal.connect(
            self.path_template_changed
        )

        self._advanced_methods_widget.grid_treewidget.itemSelectionChanged.connect(
            self.grid_treewidget_item_selection_changed
        )
        self._advanced_methods_widget.draw_grid_button.clicked.connect(
            self.draw_grid_button_clicked
        )
        self._advanced_methods_widget.remove_grid_button.clicked.connect(
            self.remove_grid_button_clicked
        )
        self._advanced_methods_widget.hor_spacing_ledit.textEdited.connect(
            self.hor_spacing_changed
        )
        self._advanced_methods_widget.ver_spacing_ledit.textEdited.connect(
            self.ver_spacing_changed
        )

        self._advanced_methods_widget.move_right_button.clicked.connect(
            lambda: self.move_grid("right")
        )
        self._advanced_methods_widget.move_left_button.clicked.connect(
            lambda: self.move_grid("left")
        )
        self._advanced_methods_widget.move_up_button.clicked.connect(
            lambda: self.move_grid("up")
        )
        self._advanced_methods_widget.move_down_button.clicked.connect(
            lambda: self.move_grid("down")
        )

        self._advanced_methods_widget.overlay_cbox.toggled.connect(self.overlay_toggled)
        self._advanced_methods_widget.overlay_slider.valueChanged.connect(
            self.overlay_alpha_changed
        )
        self._advanced_methods_widget.overlay_color_button.clicked.connect(
            self.overlay_change_color
        )
        self._advanced_methods_widget.move_to_grid_button.clicked.connect(
            self.move_to_grid
        )
        self._advanced_methods_widget.method_combo.activated.connect(
            self.method_combo_activated
        )

        # Other ---------------------------------------------------------------
        self._acq_widget.use_osc_start(False)
        self._acq_widget.use_kappa(False)
        self._acq_widget.acq_widget_layout.num_images_label.setEnabled(False)
        self._acq_widget.acq_widget_layout.num_images_ledit.setEnabled(False)
        for col in range(self._advanced_methods_widget.grid_treewidget.columnCount()):
            self._advanced_methods_widget.grid_treewidget.resizeColumnToContents(col)

        self._acq_widget.acq_widget_layout.osc_total_range_label.setText(
            "Total osc. range per line"
        )

        self._advanced_methods = list(HWR.beamline.advanced_methods)
        if self._advanced_methods:
            for method in self._advanced_methods:
                self._advanced_methods_widget.method_combo.addItem(method)
        else:
            self.setEnabled(False)

        self._acq_widget.acq_widget_layout.osc_start_label.setText(
            "Oscillation middle:"
        )

        hor_size, ver_size = HWR.beamline.beam.get_beam_size()
        self.spacing[0] = hor_size
        self.spacing[1] = ver_size

        self._advanced_methods_widget.hor_spacing_ledit.setText(
            "%.1f" % (hor_size * 1000)
        )
        self._advanced_methods_widget.ver_spacing_ledit.setText(
            "%.1f" % (ver_size * 1000)
        )

        HWR.beamline.sample_view.connect("shapeCreated", self.shape_created)
        HWR.beamline.sample_view.connect("shapeChanged", self.shape_changed)
        HWR.beamline.sample_view.connect("shapeDeleted", self.shape_deleted)
        self._comments_widget.setHidden(True)

    def enable_widgets(self, state):
        self._acq_widget.setEnabled(state)
        self._data_path_widget.setEnabled(state)

    def init_models(self):
        CreateTaskBase.init_models(self)

        self._processing_parameters = queue_model_objects.ProcessingParameters()

        has_shutter_less = HWR.beamline.detector.has_shutterless()
        self._acquisition_parameters.shutterless = has_shutter_less

        self._acquisition_parameters = (
            HWR.beamline.get_default_acquisition_parameters("advanced")
        )

    def set_beam_info(self, beam_info):
        try:
            self.spacing[0] = beam_info["size_x"]
            self.spacing[1] = beam_info["size_y"]
            self._advanced_methods_widget.hor_spacing_ledit.setText(
                "%.1f" % (beam_info["size_x"] * 1000)
            )
            self._advanced_methods_widget.ver_spacing_ledit.setText(
                "%.1f" % (beam_info["size_x"] * 1000)
            )
        except:
            pass

    def approve_creation(self):
        """
        Descript. :
        """
        result = CreateTaskBase.approve_creation(self)
        selected_grid = self.get_selected_shapes()[0]

        if not selected_grid:
            msg = "No grid selected. Please select a grid to continue!"
            logging.getLogger("GUI").warning(msg)
            result = False
            # selected_grid = HWR.beamline.sample_view.get_auto_grid()
        else:
            grid_properties = selected_grid.get_properties()
            exp_time = float(self._acq_widget.acq_widget_layout.exp_time_ledit.text())
            speed = grid_properties["yOffset"] / exp_time
            if speed >= 2.25:
                logging.getLogger("GUI").error(
                    "Translation speed %.3f is above the limit 2.25" % speed
                )
                return False
            osc_range_per_frame = float(
                self._acq_widget.acq_widget_layout.osc_range_ledit.text()
            )
            speed = osc_range_per_frame / exp_time
            if speed >= 300:
                logging.getLogger("GUI").error(
                    "Rotation speed per frame %.3f is above the limit 300" % speed
                )
                return False
        return result

    def single_item_selection(self, tree_item):
        """
        Descript. :
        """
        CreateTaskBase.single_item_selection(self, tree_item)
        self.dc_selected = False

        if isinstance(tree_item, queue_item.SampleQueueItem):
            pass
        elif isinstance(tree_item, queue_item.BasketQueueItem):
            pass
            # self.setDisabled(False)
        elif isinstance(tree_item, queue_item.DataCollectionQueueItem) or isinstance(
            tree_item, queue_item.XrayCenteringQueueItem
        ):

            if isinstance(tree_item, queue_item.XrayCenteringQueueItem):
                data_collection = tree_item.get_model().mesh_dc
            else:
                data_collection = tree_item.get_model()

            if tree_item.get_model().is_executed():
                self.setDisabled(True)
            else:
                self.setDisabled(False)

            if data_collection.is_mesh():
                HWR.beamline.sample_view.select_shape(data_collection.grid)
                self._advanced_methods_widget.grid_treewidget.setCurrentItem(
                    self._grid_map[data_collection.grid]
                )

                self._path_template = data_collection.get_path_template()
                self._data_path_widget.update_data_model(self._path_template)

                self._acquisition_parameters = data_collection.acquisitions[
                    0
                ].acquisition_parameters
                self._acq_widget.update_data_model(
                    self._acquisition_parameters, self._path_template
                )
                # self.get_acquisition_widget().use_osc_start(True)
            self.dc_selected = True
        else:
            self.setDisabled(True)
        self.grid_treewidget_item_selection_changed()

    def _create_task(self, sample, shape, comments=None):
        """Creates tasks based on selected grids

        :param sample: selected sample object
        :type sample: SampleQueueItem
        :param shape: selected shape
        :type shape: GraphicsLib.GraphicsItem
        """

        tasks = []
        selected_grid = self.get_selected_shapes()[0]
        mesh_dc = self._create_dc_from_grid(sample, selected_grid)

        cpos = queue_model_objects.CentredPosition()
        cpos.snapshot_image = HWR.beamline.sample_view.get_snapshot()

        exp_type = str(self._advanced_methods_widget.method_combo.currentText())
        if exp_type == "MeshScan":
            tasks.append(mesh_dc)
        elif exp_type == "XrayCentering":
            xray_centering = queue_model_objects.XrayCentering(mesh_dc)
            tasks.append(xray_centering)
        elif exp_type == "MXPressO":
            optical_centering = queue_model_objects.OpticalCentring()
 
            dc_task = self.create_dc(sample, cpos=cpos)[0]
            dc_task.set_requires_centring(False)
            
            tasks.append(optical_centering)
            tasks.append(dc_task)

        else:
            logging.getLogger("GUI").warning(
                "Method %s does not exist in queue_model_objects" % exp_type
            )
        mesh_dc.run_online_processing = exp_type

        return tasks

    def shape_created(self, shape, shape_type):
        """If a grid is created then adds it to the treewidget.
           A binding between graphical grid and treewidget item is based
           on the self._grid_map

        :param shape: graphics object
        :type shape: GraphicsLib.GraphicsItem
        :param shape_type: type of the object (point, line, grid)
        :type shape_type: str
        """

        if shape_type == "Grid":
            self._advanced_methods_widget.grid_treewidget.clearSelection()
            grid_properties = shape.get_properties()
            info_str_list = []
            info_str_list.append(grid_properties["name"])
            info_str_list.append("%d" % grid_properties["num_lines"])
            info_str_list.append("%d" % grid_properties["num_images_per_line"])

            if not self.dc_selected:
                exp_time = max(
                    float(grid_properties["yOffset"] / 2.245),
                    self._acq_widget.exp_time_validator.bottom() + 0.00001,
                )
                self._acq_widget.acq_widget_layout.exp_time_ledit.setText(
                    "%.6f" % exp_time
                ) 

            grid_treewidget_item = qt_import.QTreeWidgetItem(
                self._advanced_methods_widget.grid_treewidget, info_str_list
            )
            self._grid_map[shape] = grid_treewidget_item

            if not self.dc_selected:
                grid_treewidget_item.setSelected(True)
                self.grid_treewidget_item_selection_changed()
                if self._acq_widget.acq_widget_layout.max_osc_range_cbx.isChecked():
                    self._acq_widget.update_osc_total_range_limits(
                        grid_properties["num_images_per_line"]
                    )
                else:
                    self.update_grid_osc_total_range()

    def shape_deleted(self, shape, shape_type):
        """Removes shape from QTreeWidget and self._grid_map

        :param shape: graphics object
        :type shape: QtGraphicsLib.GraphicsItem
        :param shape_type: type of the object (point, line, grid)
        :type shape_type: str
        """
        if self._grid_map.get(shape):
            treewidget_item_modelindex = self._advanced_methods_widget.grid_treewidget.indexFromItem(
                self._grid_map[shape]
            )
            self._advanced_methods_widget.grid_treewidget.takeTopLevelItem(
                treewidget_item_modelindex.row()
            )
            self._grid_map.pop(shape)

    def grid_treewidget_item_selection_changed(self):
        """Updates acquisition parameters based on the selected grid.
        """
        self.enable_grid_controls(False)

        for item in self._grid_map.items():
            grid = item[0]
            treewidget_item = item[1]

            if treewidget_item.isSelected():
                grid_properties = grid.get_properties()
                cell_count = (
                    grid_properties["num_lines"]
                    * grid_properties["num_images_per_line"]
                )
                self._acq_widget.acq_widget_layout.num_images_ledit.setText(
                    "%d" % cell_count
                )
                self._acq_widget.acq_widget_layout.first_image_ledit.setText(
                    "%d" % grid_properties["first_image_num"]
                )
                centred_point = grid.get_centred_position()
                self._acq_widget.acq_widget_layout.kappa_ledit.setText(
                    "%.2f" % float(centred_point.kappa)
                )
                self._acq_widget.acq_widget_layout.kappa_phi_ledit.setText(
                    "%.2f" % float(centred_point.kappa_phi)
                )
                self._advanced_methods_widget.hor_spacing_ledit.setText(
                    "%.2f" % (float(grid_properties["xOffset"]) * 1000)
                )
                self._advanced_methods_widget.ver_spacing_ledit.setText(
                    "%.2f" % (float(grid_properties["yOffset"]) * 1000)
                )

                treewidget_item.setText(3, str(grid_properties["num_lines"]))
                treewidget_item.setText(4, str(grid_properties["num_images_per_line"]))

                grid.setSelected(True)
                self.enable_grid_controls(True)
            else:
                grid.setSelected(False)

    def get_selected_shapes(self):
        """Returns selected grids

        :returns: selected grid objects
        """
        shapes = []
        for grid, grid_treewidget_item in self._grid_map.items():
            if grid_treewidget_item.isSelected():
                shapes.append(grid)
        return shapes

    def get_selected_grid_properties(self):
        """Returns properties of the selected grid

        :returns: dict with properties
        """

        for grid, grid_treewidget_item in self._grid_map.items():
            if grid_treewidget_item.isSelected():
                return grid.get_properties()

    def draw_grid_button_clicked(self):
        """Starts grid drawing
        """
        HWR.beamline.sample_view.create_grid(self.spacing)

    def remove_grid_button_clicked(self):
        """Removes selected grid
        """
        grid_to_delete = self.get_selected_shapes()[0]

        if grid_to_delete:
            HWR.beamline.sample_view.delete_shape(grid_to_delete)
            self._advanced_methods_widget.move_to_grid_button.setEnabled(False)

    def hor_spacing_changed(self, value):
        """Updates spacing of the selected grid
        """
        try:
            self.spacing[0] = (
                float(self._advanced_methods_widget.hor_spacing_ledit.text()) / 1000
            )
            self.set_spacing()
        except BaseException:
            pass

    def ver_spacing_changed(self, value):
        """Updates spacing of the selected grid
        """
        try:
            self.spacing[1] = (
                float(self._advanced_methods_widget.ver_spacing_ledit.text()) / 1000
            )
            self.set_spacing()
        except BaseException:
            pass

    def set_spacing(self):
        if 0 in self.spacing:
            return

        for grid, treewidget_item in self._grid_map.items():
            if treewidget_item.isSelected():
                grid.set_spacing(
                    self.spacing,
                    adjust_size=self._advanced_methods_widget.adjust_size_cbox.isChecked(),
                )
                grid_properties = grid.get_properties()

                treewidget_item.setText(1, str(grid_properties["num_lines"]))
                treewidget_item.setText(2, str(grid_properties["num_images_per_line"]))
                self._acq_widget.acq_widget_layout.num_images_ledit.setText(
                    str(
                        grid_properties["num_lines"]
                        * grid_properties["num_images_per_line"]
                    )
                )

    def move_to_grid(self):
        """Moves diffractometer to the center of the grid
        """
        grid = self.get_selected_shapes()[0]

        if grid:
            HWR.beamline.diffractometer.move_to_centred_position(
                grid.get_centred_position()
            )

    def method_combo_activated(self, index):
        self._task_node_name = self._advanced_methods_widget.method_combo.currentText()

    def overlay_toggled(self, state):
        """Toggles (on/off) overlay
        """
        grid = self.get_selected_shapes()[0]

        if grid:
            grid.set_display_overlay(state)

    def overlay_alpha_changed(self, alpha_value):
        """Changes the transperency of the grid
        """
        grid = self.get_selected_shapes()[0]

        if grid:
            grid.set_fill_alpha(alpha_value)

    def overlay_change_color(self):
        """Changes the default color (blue) of overlay
        """
        color = qt_import.QColorDialog.getColor()
        grid = self.get_selected_shapes()[0]

        if color.isValid() and grid:
            grid.set_base_color(color)

    def move_grid(self, direction):
        """Moves grid by one pix in selected direction

        :param direction: direction to move (right, left, up, down)
        :type direction: str
        """
        grid = self.get_selected_shapes()[0]

        if grid:
            grid.move_by_pix(direction)
            HWR.beamline.sample_view.update_grid_motor_positions(grid)

    def enable_grid_controls(self, state):
        """Enables grid controls if a grid is selectd
        """
        self._advanced_methods_widget.overlay_cbox.setEnabled(state)
        self._advanced_methods_widget.overlay_slider.setEnabled(state)
        self._advanced_methods_widget.overlay_color_button.setEnabled(state)
        self._advanced_methods_widget.move_to_grid_button.setEnabled(state)
        self._advanced_methods_widget.remove_grid_button.setEnabled(state)

        self._advanced_methods_widget.move_right_button.setEnabled(state)
        self._advanced_methods_widget.move_left_button.setEnabled(state)
        self._advanced_methods_widget.move_up_button.setEnabled(state)
        self._advanced_methods_widget.move_down_button.setEnabled(state)

        self._acq_widget.acq_widget_layout.max_osc_range_cbx.setEnabled(
            state and self._in_plate_mode
        )

        self.enable_widgets(state)
        self._acq_widget.emit_acq_parameters_changed()

    def grid_osc_range_ledit_changed(self, new_value):
        """Osc range per frame changed

        :param new_value: new value
        :type new_value: str
        """

        self.update_grid_osc_total_range()

    def grid_osc_total_range_ledit_changed(self, new_value):
        """Updates osc range per frame


        :param new_value: new value
        :type new_value: str
        """

        grid_properties = self.get_selected_grid_properties()
        if grid_properties:
            try:
                self._acq_widget.acq_widget_layout.osc_range_ledit.setText(
                    "%.4f"
                    % (float(new_value) / grid_properties["num_images_per_line"] - 1e-5)
                )
                self._acq_widget.emit_acq_parameters_changed()
            except BaseException:
                pass

    def update_grid_osc_total_range(self):
        """Updates osc range per line
        """

        grid_properties = self.get_selected_grid_properties()
        if grid_properties:
            self._acq_widget.acq_widget_layout.osc_total_range_ledit.setText(
                str(
                    float(self._acq_widget.acq_widget_layout.osc_range_ledit.text())
                    * grid_properties["num_images_per_line"]
                )
            )

    def set_osc_total_range(self, num_images=None, mesh=False):
        grid_properties = self.get_selected_grid_properties()
        if grid_properties:
            CreateTaskBase.set_osc_total_range(
                self, grid_properties["num_images_per_line"], mesh=True
            )
Example #6
0
class CreateXRFSpectrumWidget(CreateTaskBase):
    def __init__(self, parent=None, name=None, fl=0):

        CreateTaskBase.__init__(
            self, parent, name, qt_import.Qt.WindowFlags(fl), "XRF spectrum"
        )

        if name is not None:
            self.setObjectName(name)

        # Hardware objects ----------------------------------------------------

        # Internal variables --------------------------------------------------
        self.count_time = None
        self.xrf_spectrum_model = None

        self.init_models()

        # Graphic elements ----------------------------------------------------
        self._data_path_widget = DataPathWidget(
            self, data_model=self._path_template, layout="vertical"
        )

        _parameters_gbox = qt_import.QGroupBox("Parameters", self)
        _count_time_label = qt_import.QLabel("Count time (sec.):", _parameters_gbox)
        self.count_time_ledit = qt_import.QLineEdit("1", _parameters_gbox)
        # self.count_time_ledit.setMaximumWidth(75)
        self.adjust_transmission_cbox = qt_import.QCheckBox(
            "Adjust transmission", _parameters_gbox
        )
        self.adjust_transmission_cbox.setChecked(True)

        self._comments_widget = CommentsWidget(self)

        # Layout --------------------------------------------------------------
        _parameters_gbox_hlayout = qt_import.QHBoxLayout(_parameters_gbox)
        _parameters_gbox_hlayout.addWidget(_count_time_label)
        _parameters_gbox_hlayout.addWidget(self.count_time_ledit)
        _parameters_gbox_hlayout.addWidget(self.adjust_transmission_cbox)
        _parameters_gbox_hlayout.addStretch(0)
        _parameters_gbox_hlayout.setSpacing(2)
        _parameters_gbox_hlayout.setContentsMargins(0, 0, 0, 0)

        _main_vlayout = qt_import.QVBoxLayout(self)
        _main_vlayout.addWidget(self._data_path_widget)
        _main_vlayout.addWidget(_parameters_gbox)
        _main_vlayout.addWidget(self._comments_widget)
        _main_vlayout.setSpacing(6)
        _main_vlayout.setContentsMargins(2, 2, 2, 2)
        _main_vlayout.addStretch(0)

        # SizePolicies --------------------------------------------------------
        self._comments_widget.setFixedHeight(100)

        # Qt signal/slot connections ------------------------------------------
        self._data_path_widget.pathTemplateChangedSignal.connect(
            self.path_template_changed
        )
        self.adjust_transmission_cbox.stateChanged.connect(
            self.adjust_transmission_state_changed
        )

        # Other ---------------------------------------------------------------
        self._data_path_widget.data_path_layout.compression_cbox.setVisible(False)

    def set_expert_mode(self, state):
        self.adjust_transmission_cbox.setEnabled(state)

    def enable_compression(self, state):
        CreateTaskBase.enable_compression(self, False)

    def init_models(self):
        CreateTaskBase.init_models(self)
        self.xrf_spectrum_model = queue_model_objects.XRFSpectrum()
        self._path_template.start_num = 1
        self._path_template.num_files = 1
        self._path_template.suffix = "raw"
        self._path_template.compression = False

    def single_item_selection(self, tree_item):
        CreateTaskBase.single_item_selection(self, tree_item)
        self.xrf_spectrum_model = tree_item.get_model()

        if isinstance(tree_item, queue_item.XRFSpectrumQueueItem):
            if self.xrf_spectrum_model.is_executed():
                self.setDisabled(True)
            else:
                self.setDisabled(False)

            if self.xrf_spectrum_model.get_path_template():
                self._path_template = self.xrf_spectrum_model.get_path_template()

            self._data_path_widget.update_data_model(self._path_template)
        elif not (
            isinstance(tree_item, queue_item.SampleQueueItem)
            or isinstance(tree_item, queue_item.DataCollectionGroupQueueItem)
        ):
            self.setDisabled(True)

    def approve_creation(self):
        # base_result = CreateTaskBase.approve_creation(self)
        base_result = True
        self.count_time = None

        try:
            self.count_time = float(str(self.count_time_ledit.text()))
        except BaseException:
            logging.getLogger("GUI").error("Incorrect count time value.")

        return base_result and self.count_time

    # Called by the owning widget (task_toolbox_widget) to create
    # a collection. When a data collection group is selected.

    def _create_task(self, sample, shape, comments=None):
        data_collections = []

        if self.count_time is not None:
            if not shape:
                cpos = queue_model_objects.CentredPosition()
                cpos.snapshot_image = HWR.beamline.sample_view.get_snapshot()
            else:
                # Shapes selected and sample is mounted, get the
                # centred positions for the shapes
                if isinstance(shape, GraphicsItemPoint):
                    snapshot = HWR.beamline.sample_view.get_snapshot(shape=shape)

                    cpos = copy.deepcopy(shape.get_centred_position())
                    cpos.snapshot_image = snapshot

            path_template = self._create_path_template(sample, self._path_template)

            xrf_spectrum = queue_model_objects.XRFSpectrum(sample, path_template, cpos)
            xrf_spectrum.set_name(path_template.get_prefix())
            xrf_spectrum.set_number(path_template.run_number)
            xrf_spectrum.count_time = self.count_time
            xrf_spectrum.adjust_transmission = self.adjust_transmission_cbox.isChecked()

            data_collections.append(xrf_spectrum)
        else:
            logging.getLogger("GUI").error("No count time specified.")

        return data_collections

    def adjust_transmission_state_changed(self, state):
        self.xrf_spectrum_model.adjust_transmission = state > 0
Example #7
0
    def __init__(self, parent=None, name="task_toolbox"):

        qt_import.QWidget.__init__(self, parent)
        self.setObjectName = name

        # Internal variables --------------------------------------------------
        self.tree_brick = None
        self.previous_page_index = 0
        self.is_running = None
        self.path_conflict = False
        self.acq_conflict = False
        self.enable_collect = False
        self.create_task_widgets = {}

        # Graphic elements ----------------------------------------------------
        self.method_label = qt_import.QLabel("Collection method", self)
        self.method_label.setAlignment(qt_import.Qt.AlignCenter)

        self.tool_box = qt_import.QToolBox(self)
        self.tool_box.setObjectName("tool_box")
        # self.tool_box.setFixedWidth(600)

        self.discrete_page = CreateDiscreteWidget(self.tool_box, "Discrete")
        self.char_page = CreateCharWidget(self.tool_box, "Characterise")
        self.helical_page = CreateHelicalWidget(self.tool_box, "helical_page")
        self.energy_scan_page = CreateEnergyScanWidget(self.tool_box,
                                                       "energy_scan")
        self.xrf_spectrum_page = CreateXRFSpectrumWidget(
            self.tool_box, "xrf_spectrum")
        if HWR.beamline.gphl_workflow is not None:
            self.gphl_workflow_page = CreateGphlWorkflowWidget(
                self.tool_box, "gphl_workflow")
        else:
            self.gphl_workflow_page = None
        self.advanced_page = CreateAdvancedWidget(self.tool_box,
                                                  "advanced_scan")
        self.xray_imaging_page = CreateXrayImagingWidget(
            self.tool_box, "xray_imaging")
        self.ssx_page = CreateSsxWidget(self.tool_box, "ssx")

        self.tool_box.addItem(self.discrete_page, "Standard Collection")
        self.tool_box.addItem(self.char_page, "Characterisation")
        self.tool_box.addItem(self.helical_page, "Helical Collection")
        self.tool_box.addItem(self.energy_scan_page, "Energy Scan")
        self.tool_box.addItem(self.xrf_spectrum_page, "XRF Spectrum")
        if self.gphl_workflow_page is not None:
            self.tool_box.addItem(self.gphl_workflow_page, "GPhL Workflows")
        self.tool_box.addItem(self.advanced_page, "Advanced")
        self.tool_box.addItem(self.xray_imaging_page, "Xray Imaging")
        self.tool_box.addItem(self.ssx_page, "SSX")

        self.button_box = qt_import.QWidget(self)
        self.create_task_button = qt_import.QPushButton(
            "  Add to queue", self.button_box)
        self.create_task_button.setIcon(icons.load_icon("add_row.png"))
        msg = "Add the collection method to the selected sample"
        self.create_task_button.setToolTip(msg)
        self.create_task_button.setEnabled(False)

        self.collect_now_button = qt_import.QPushButton(
            "Collect Now", self.button_box)
        self.collect_now_button.setIcon(icons.load_icon("VCRPlay2.png"))
        self.collect_now_button.setToolTip(
            "Add the collection method to the queue and execute it")
        self.comments_widget = CommentsWidget(self)
        self.comments_widget.setFixedHeight(100)

        # Layout --------------------------------------------------------------
        _button_box_hlayout = qt_import.QHBoxLayout(self.button_box)
        _button_box_hlayout.addWidget(self.collect_now_button)
        _button_box_hlayout.addStretch(0)
        _button_box_hlayout.addWidget(self.create_task_button)
        _button_box_hlayout.setSpacing(0)
        _button_box_hlayout.setContentsMargins(0, 0, 0, 0)

        _main_vlayout = qt_import.QVBoxLayout(self)
        _main_vlayout.addWidget(self.method_label)
        _main_vlayout.addWidget(self.tool_box)
        _main_vlayout.addWidget(self.comments_widget)
        _main_vlayout.addWidget(self.button_box)
        _main_vlayout.setSpacing(0)
        _main_vlayout.setContentsMargins(0, 0, 0, 0)

        # SizePolicies --------------------------------------------------------
        # self.setSizePolicy(QSizePolicy.Expanding,
        #                   QSizePolicy.Expanding)

        # Qt signal/slot connections ------------------------------------------
        self.create_task_button.clicked.connect(self.create_task_button_click)
        self.collect_now_button.clicked.connect(self.collect_now_button_click)
        self.tool_box.currentChanged.connect(self.current_page_changed)

        for i in range(0, self.tool_box.count()):
            self.tool_box.widget(i).acqParametersConflictSignal.connect(
                self.acq_parameters_conflict_changed)
            self.tool_box.widget(i).pathTempleConflictSignal.connect(
                self.path_template_conflict_changed)

        # Other ---------------------------------------------------------------
        in_plate_mode = HWR.beamline.diffractometer.in_plate_mode()

        if (HWR.beamline.energy_scan is None or in_plate_mode
                or not HWR.beamline.tunable_wavelength):
            self.hide_task(self.energy_scan_page)
            logging.getLogger("HWR").info("Energy scan task not available")

        if HWR.beamline.xrf_spectrum is None or in_plate_mode:
            self.hide_task(self.xrf_spectrum_page)
            logging.getLogger("HWR").info("XRF spectrum task not available")

        if not HWR.beamline.imaging or in_plate_mode:
            self.hide_task(self.xray_imaging_page)
            logging.getLogger("HWR").info("Xray Imaging task not available")

        if HWR.beamline.gphl_connection and HWR.beamline.gphl_workflow:
            self.gphl_workflow_page.initialise_workflows()
        else:
            logging.getLogger("HWR").info("GPhL workflow task not available")
Example #8
0
class TaskToolBoxWidget(qt_import.QWidget):
    def __init__(self, parent=None, name="task_toolbox"):

        qt_import.QWidget.__init__(self, parent)
        self.setObjectName = name

        # Internal variables --------------------------------------------------
        self.tree_brick = None
        self.previous_page_index = 0
        self.is_running = None
        self.path_conflict = False
        self.acq_conflict = False
        self.enable_collect = False
        self.create_task_widgets = {}

        # Graphic elements ----------------------------------------------------
        self.method_label = qt_import.QLabel("Collection method", self)
        self.method_label.setAlignment(qt_import.Qt.AlignCenter)

        self.tool_box = qt_import.QToolBox(self)
        self.tool_box.setObjectName("tool_box")
        # self.tool_box.setFixedWidth(600)

        self.discrete_page = CreateDiscreteWidget(self.tool_box, "Discrete")
        self.char_page = CreateCharWidget(self.tool_box, "Characterise")
        self.helical_page = CreateHelicalWidget(self.tool_box, "helical_page")
        self.energy_scan_page = CreateEnergyScanWidget(self.tool_box,
                                                       "energy_scan")
        self.xrf_spectrum_page = CreateXRFSpectrumWidget(
            self.tool_box, "xrf_spectrum")
        if HWR.beamline.gphl_workflow is not None:
            self.gphl_workflow_page = CreateGphlWorkflowWidget(
                self.tool_box, "gphl_workflow")
        else:
            self.gphl_workflow_page = None
        self.advanced_page = CreateAdvancedWidget(self.tool_box,
                                                  "advanced_scan")
        self.xray_imaging_page = CreateXrayImagingWidget(
            self.tool_box, "xray_imaging")
        self.ssx_page = CreateSsxWidget(self.tool_box, "ssx")

        self.tool_box.addItem(self.discrete_page, "Standard Collection")
        self.tool_box.addItem(self.char_page, "Characterisation")
        self.tool_box.addItem(self.helical_page, "Helical Collection")
        self.tool_box.addItem(self.energy_scan_page, "Energy Scan")
        self.tool_box.addItem(self.xrf_spectrum_page, "XRF Spectrum")
        if self.gphl_workflow_page is not None:
            self.tool_box.addItem(self.gphl_workflow_page, "GPhL Workflows")
        self.tool_box.addItem(self.advanced_page, "Advanced")
        self.tool_box.addItem(self.xray_imaging_page, "Xray Imaging")
        self.tool_box.addItem(self.ssx_page, "SSX")

        self.button_box = qt_import.QWidget(self)
        self.create_task_button = qt_import.QPushButton(
            "  Add to queue", self.button_box)
        self.create_task_button.setIcon(icons.load_icon("add_row.png"))
        msg = "Add the collection method to the selected sample"
        self.create_task_button.setToolTip(msg)
        self.create_task_button.setEnabled(False)

        self.collect_now_button = qt_import.QPushButton(
            "Collect Now", self.button_box)
        self.collect_now_button.setIcon(icons.load_icon("VCRPlay2.png"))
        self.collect_now_button.setToolTip(
            "Add the collection method to the queue and execute it")
        self.comments_widget = CommentsWidget(self)
        self.comments_widget.setFixedHeight(100)

        # Layout --------------------------------------------------------------
        _button_box_hlayout = qt_import.QHBoxLayout(self.button_box)
        _button_box_hlayout.addWidget(self.collect_now_button)
        _button_box_hlayout.addStretch(0)
        _button_box_hlayout.addWidget(self.create_task_button)
        _button_box_hlayout.setSpacing(0)
        _button_box_hlayout.setContentsMargins(0, 0, 0, 0)

        _main_vlayout = qt_import.QVBoxLayout(self)
        _main_vlayout.addWidget(self.method_label)
        _main_vlayout.addWidget(self.tool_box)
        _main_vlayout.addWidget(self.comments_widget)
        _main_vlayout.addWidget(self.button_box)
        _main_vlayout.setSpacing(0)
        _main_vlayout.setContentsMargins(0, 0, 0, 0)

        # SizePolicies --------------------------------------------------------
        # self.setSizePolicy(QSizePolicy.Expanding,
        #                   QSizePolicy.Expanding)

        # Qt signal/slot connections ------------------------------------------
        self.create_task_button.clicked.connect(self.create_task_button_click)
        self.collect_now_button.clicked.connect(self.collect_now_button_click)
        self.tool_box.currentChanged.connect(self.current_page_changed)

        for i in range(0, self.tool_box.count()):
            self.tool_box.widget(i).acqParametersConflictSignal.connect(
                self.acq_parameters_conflict_changed)
            self.tool_box.widget(i).pathTempleConflictSignal.connect(
                self.path_template_conflict_changed)

        # Other ---------------------------------------------------------------
        in_plate_mode = HWR.beamline.diffractometer.in_plate_mode()

        if (HWR.beamline.energy_scan is None or in_plate_mode
                or not HWR.beamline.tunable_wavelength):
            self.hide_task(self.energy_scan_page)
            logging.getLogger("HWR").info("Energy scan task not available")

        if HWR.beamline.xrf_spectrum is None or in_plate_mode:
            self.hide_task(self.xrf_spectrum_page)
            logging.getLogger("HWR").info("XRF spectrum task not available")

        if not HWR.beamline.imaging or in_plate_mode:
            self.hide_task(self.xray_imaging_page)
            logging.getLogger("HWR").info("Xray Imaging task not available")

        if HWR.beamline.gphl_connection and HWR.beamline.gphl_workflow:
            self.gphl_workflow_page.initialise_workflows()
        else:
            logging.getLogger("HWR").info("GPhL workflow task not available")

    def set_available_tasks(self, available_tasks):
        for task_name in available_tasks.split():
            module_name = "gui.widgets.create_%s_widget" % task_name
            class_name = "Create%sWidget" % task_name.title().replace(" ", "")
            create_task_widget_cls = getattr(
                importlib.import_module(module_name), class_name)
            create_task_widget = create_task_widget_cls(
                self.tool_box, task_name)
            self.tool_box.addItem(create_task_widget, task_name.title())
            self.create_task_widgets[task_name] = create_task_widget

    def adjust_width(self, width):
        # Adjust periodic table width
        if width > -1:
            self.energy_scan_page._periodic_table_widget.setFixedWidth(width -
                                                                       4)
            self.energy_scan_page._periodic_table_widget.setFixedHeight(width /
                                                                        1.5)

    def set_expert_mode(self, state):
        for i in range(0, self.tool_box.count()):
            self.tool_box.widget(i).set_expert_mode(state)

    def enable_compression(self, state):
        for i in range(0, self.tool_box.count()):
            self.tool_box.widget(i).enable_compression(state)

    def set_tree_brick(self, brick):
        """Sets the tree brick of each page in the toolbox.
        """
        self.tree_brick = brick
        for i in range(0, self.tool_box.count()):
            self.tool_box.widget(i).set_tree_brick(brick)
        self.tree_brick.dc_tree_widget.enableCollectSignal.connect(
            self.enable_collect_changed)
        self.selection_changed(self.tree_brick.get_selected_items())

    def use_osc_start_cbox(self, status):
        for i in range(0, self.tool_box.count()):
            acq_widget = self.tool_box.widget(i).get_acquisition_widget()
            if acq_widget:
                acq_widget.use_osc_start(status)

    def hide_task(self, task_page):
        self.tool_box.removeItem(self.tool_box.indexOf(task_page))
        task_page.hide()

    def update_data_path_model(self):
        for i in range(0, self.tool_box.count()):
            item = self.tool_box.widget(i)
            item.init_data_path_model()
            item.update_selection()

    def ispyb_logged_in(self, logged_in):
        """
        Handels the signal logged_in from the brick the handles LIMS (ISPyB)
        login, ie ProposalBrick. The signal is emitted when a user was
        succesfully logged in.
        """
        for i in range(0, self.tool_box.count()):
            self.tool_box.widget(i).ispyb_logged_in(logged_in)

    def current_page_changed(self, page_index):
        if not self.tree_brick:
            return

        tree_items = self.tree_brick.get_selected_items()
        # self.collect_now_button.setHidden(page_index > 0)
        self.create_task_button.setEnabled(False)

        if len(tree_items) > 0:
            tree_item = tree_items[0]

            # Get the directory form the previous page and update
            # the new page with the direcotry and run_number from the old.
            # IF sample, basket group selected.
            if type(tree_item) in (
                    queue_item.DataCollectionGroupQueueItem,
                    queue_item.SampleQueueItem,
                    queue_item.BasketQueueItem,
            ):
                new_pt = self.tool_box.widget(page_index)._path_template
                previous_pt = self.tool_box.widget(
                    self.previous_page_index)._path_template

                new_pt.directory = previous_pt.directory
                new_pt.base_prefix = previous_pt.base_prefix
                new_pt.run_number = HWR.beamline.queue_model.get_next_run_number(
                    new_pt)
                self.create_task_button.setEnabled(True)

            elif isinstance(tree_item, queue_item.DataCollectionQueueItem):
                # self.collect_now_button.show()
                data_collection = tree_item.get_model()
                if data_collection.is_helical():
                    if self.tool_box.currentWidget() == self.helical_page:
                        self.create_task_button.setEnabled(True)
                elif data_collection.is_mesh():
                    if self.tool_box.currentWidget() == self.advanced_page:
                        self.create_task_button.setEnabled(True)
                elif data_collection.is_still():
                    if self.tool_box.currentWidget() == self.ssx_page:
                        self.create_task_button.setEnabled(True)
                elif self.tool_box.currentWidget() == self.discrete_page:
                    self.create_task_button.setEnabled(True)
            elif isinstance(tree_item, queue_item.CharacterisationQueueItem):
                if self.tool_box.currentWidget() == self.char_page:
                    self.create_task_button.setEnabled(True)
            elif isinstance(tree_item, queue_item.EnergyScanQueueItem):
                if self.tool_box.currentWidget() == self.energy_scan_page:
                    self.create_task_button.setEnabled(True)
            elif isinstance(tree_item, queue_item.XRFSpectrumQueueItem):
                if self.tool_box.currentWidget() == self.xrf_spectrum_page:
                    self.create_task_button.setEnabled(True)
            elif isinstance(tree_item, queue_item.GphlWorkflowQueueItem):
                if self.tool_box.currentWidget() == self.gphl_workflow_page:
                    self.create_task_button.setEnabled(True)
            elif isinstance(tree_item, queue_item.GenericWorkflowQueueItem):
                if self.tool_box.currentWidget() == self.workflow_page:
                    self.create_task_button.setEnabled(True)
            elif isinstance(tree_item, queue_item.XrayCenteringQueueItem):
                if self.tool_box.currentWidget() == self.advanced_page:
                    self.create_task_button.setEnabled(True)
            elif isinstance(tree_item, queue_item.XrayImagingQueueItem):
                if self.tool_box.currentWidget() == self.xray_imaging_page:
                    self.create_task_button.setEnabled(True)

            self.tool_box.widget(page_index).selection_changed(tree_items)
            self.previous_page_index = page_index

    def selection_changed(self, items):
        """
        Called by the parent widget when selection in the tree changes.
        """
        title = "<b>Collection method template</b>"

        if len(items) == 1:
            self.create_task_button.setEnabled(False)
            data_model = items[0].get_model()
            title = "<b>%s</b>" % data_model.get_display_name()

            if not isinstance(items[0],
                              queue_item.DataCollectionGroupQueueItem):
                self.create_task_button.setEnabled(True)
            if isinstance(items[0], queue_item.DataCollectionQueueItem):
                if data_model.is_helical():
                    self.tool_box.setCurrentWidget(self.helical_page)
                elif data_model.is_mesh():
                    self.tool_box.setCurrentWidget(self.advanced_page)
                elif data_model.is_still():
                    self.tool_box.setCurrentWidget(self.ssx_page)
                else:
                    self.tool_box.setCurrentWidget(self.discrete_page)
            elif isinstance(items[0], queue_item.CharacterisationQueueItem):
                self.tool_box.setCurrentWidget(self.char_page)
            elif isinstance(items[0], queue_item.EnergyScanQueueItem):
                self.tool_box.setCurrentWidget(self.energy_scan_page)
            elif isinstance(items[0], queue_item.XRFSpectrumQueueItem):
                self.tool_box.setCurrentWidget(self.xrf_spectrum_page)
            elif isinstance(items[0], queue_item.GphlWorkflowQueueItem):
                self.tool_box.setCurrentWidget(self.gphl_workflow_page)
            elif isinstance(items[0], queue_item.GenericWorkflowQueueItem):
                self.tool_box.setCurrentWidget(self.workflow_page)
            elif isinstance(items[0], queue_item.XrayCenteringQueueItem):
                self.tool_box.setCurrentWidget(self.advanced_page)
            elif isinstance(items[0], queue_item.XrayImagingQueueItem):
                self.tool_box.setCurrentWidget(self.xray_imaging_page)

            elif isinstance(items[0], queue_item.SampleQueueItem):
                title = "<b>Sample: %s</b>" % data_model.get_display_name()
            self.method_label.setText(title)
        else:
            self.create_task_button.setEnabled(True)

        current_page = self.tool_box.currentWidget()
        current_page.selection_changed(items)

    def create_task_button_click(self):
        if self.tool_box.currentWidget().approve_creation():
            items = self.tree_brick.get_selected_items()

            if not items:
                logging.getLogger("GUI").warning(
                    "Select the sample, basket or task group you would like to add to."
                )
            else:
                for item in items:
                    shapes = HWR.beamline.sample_view.get_selected_points()
                    task_model = item.get_model()
                    # TODO Consider if GPhL workflow needs task-per-shape
                    # like xrf does

                    # Create a new group if sample is selected
                    if isinstance(task_model, queue_model_objects.Sample):
                        task_model = self.create_task_group(task_model)
                        if self.tool_box.currentWidget() in (
                                self.discrete_page,
                                self.char_page,
                                self.energy_scan_page,
                                self.xrf_spectrum_page,
                        ) and len(shapes):
                            # This could be done in more nicer way...
                            for shape in shapes:
                                self.create_task(task_model, shape)
                        else:
                            self.create_task(task_model)
                    elif isinstance(task_model, queue_model_objects.Basket):
                        for sample_node in task_model.get_sample_list():
                            task_group = self.create_task_group(sample_node)
                            if self.tool_box.currentWidget() in (
                                    self.discrete_page,
                                    self.char_page,
                                    self.energy_scan_page,
                                    self.xrf_spectrum_page,
                                    self.xray_imaging_page,
                            ) and len(shapes):
                                for shape in shapes:
                                    self.create_task(task_group, shape)
                            else:
                                self.create_task(task_group)
                    else:
                        if self.tool_box.currentWidget() in (
                                self.discrete_page,
                                self.char_page,
                                self.energy_scan_page,
                                self.xrf_spectrum_page,
                                self.xray_imaging_page,
                        ) and len(shapes):
                            for shape in shapes:
                                self.create_task(task_model, shape)
                        else:
                            self.create_task(task_model)
                self.tree_brick.select_last_added_item()
                self.tree_brick.update_enable_collect()

            self.tool_box.currentWidget().update_selection()

    def create_task_group(self, task_model):
        group_task_node = queue_model_objects.TaskGroup()
        current_item = self.tool_box.currentWidget()

        group_name = current_item.get_task_node_name()
        group_task_node.set_name(group_name)
        num = task_model.get_next_number_for_name(group_name)
        group_task_node.set_number(num)

        HWR.beamline.queue_model.add_child(task_model, group_task_node)

        return group_task_node

    def create_task(self, task_node, shape=None):
        # Selected item is a task group
        if isinstance(task_node, queue_model_objects.TaskGroup):
            sample = task_node.get_parent()
            comment = self.comments_widget.get_comment_text()
            task_list = self.tool_box.currentWidget().create_task(
                sample, shape, comment)

            for child_task_node in task_list:
                HWR.beamline.queue_model.add_child(task_node, child_task_node)
        # The selected item is a task, make a copy.
        else:
            new_node = HWR.beamline.queue_model.copy_node(task_node)
            new_snapshot = (HWR.beamline.sample_view.get_snapshot())

            if isinstance(task_node, queue_model_objects.Characterisation):
                new_node.reference_image_collection.acquisitions[
                    0].acquisition_parameters.centred_position.snapshot_image = new_snapshot
            elif isinstance(task_node, queue_model_objects.DataCollection):
                new_node.acquisitions[
                    0].acquisition_parameters.centred_position.snapshot_image = new_snapshot
            elif type(task_node) in (
                    queue_model_objects.DataCollection,
                    queue_model_objects.XRFSpectrum,
            ):
                new_node.centred_position.snapshot_image = new_snapshot

            HWR.beamline.queue_model.add_child(task_node.get_parent(),
                                               new_node)

    def collect_now_button_click(self):
        if not self.tree_brick.dc_tree_widget.enable_collect_condition:
            logging.getLogger("GUI").warning("Collections are disabled")

        selected_items = self.tree_brick.get_selected_items()
        mounted_sample_item = self.tree_brick.dc_tree_widget.get_mounted_sample_item(
        )
        will_mount_sample = False

        for item in selected_items:
            if isinstance(item, (queue_item.SampleQueueItem,
                                 queue_item.OpticalCentringQueueItem,
                                 queue_item.XrayCenteringQueueItem)):
                if item != mounted_sample_item:
                    will_mount_sample = True
            else:
                sample_item = item.get_sample_view_item()
                if sample_item != mounted_sample_item:
                    will_mount_sample = True

        if will_mount_sample:
            conf_msg = "One or several not mounted samples are selected.\n" +\
                       "Before collecting sample(s) will be mounted. Continue?"
            if (qt_import.QMessageBox.warning(
                    None, "Question", conf_msg, qt_import.QMessageBox.Ok,
                    qt_import.QMessageBox.No) == qt_import.QMessageBox.No):
                return

        self.create_task_button_click()
        collect_items = []
        for item in self.tree_brick.dc_tree_widget.get_collect_items():
            if isinstance(item, (queue_item.SampleCentringQueueItem,
                                 queue_item.OpticalCentringQueueItem,
                                 queue_item.XrayCenteringQueueItem)):
                item.setOn(False)
                item.setText(1, "Skipped")
                item.set_strike_out(True)
                item.get_model().set_executed(True)
                item.get_model().set_running(False)
                item.get_model().set_enabled(False)
            else:
                collect_items.append(item)
        if self.tree_brick.dc_tree_widget.enable_collect_condition:
            self.tree_brick.dc_tree_widget.collect_items(collect_items)
        else:
            logging.getLogger("GUI").warning("Collections are disabled")

    def path_template_conflict_changed(self, is_conflict):
        self.path_conflict = is_conflict
        self.toggle_queue_button_enable()

    def acq_parameters_conflict_changed(self, is_conflict):
        self.acq_conflict = is_conflict
        self.toggle_queue_button_enable()

    def enable_collect_changed(self, enable_collect):
        self.enable_collect = enable_collect
        self.toggle_queue_button_enable()

    def toggle_queue_button_enable(self):
        enable_create_task_button = False
        enable_collect_now_button = False
        if self.tree_brick.get_selected_items():
            enable_create_task_button = not self.path_conflict and not self.acq_conflict
            enable_collect_now_button = enable_create_task_button and self.enable_collect
            if self.tool_box.currentWidget() in (self.helical_page,
                                                 self.advanced_page):
                if len(self.tool_box.currentWidget().get_selected_shapes()
                       ) == 0:
                    enable_create_task_button = False
                    enable_collect_now_button = False
            elif self.tool_box.currentWidget() == self.xray_imaging_page:
                enable_create_task_button = True
                enable_collect_now_button = True
        self.create_task_button.setEnabled(enable_create_task_button)
        self.collect_now_button.setEnabled(enable_collect_now_button)
Example #9
0
    def __init__(self, parent=None, name=None, fl=0):

        CreateTaskBase.__init__(self, parent, name, fl, "Helical")

        if not name:
            self.setObjectName("create_helical_widget")
        self.init_models()

        # Hardware objects ----------------------------------------------------

        # Internal variables --------------------------------------------------
        self._lines_map = {}

        # Graphic elements ----------------------------------------------------
        self._lines_widget = qt_import.load_ui_file(
            "helical_line_widget_layout.ui")

        self._acq_widget = AcquisitionWidget(
            self,
            "acquisition_widget",
            layout="vertical",
            acq_params=self._acquisition_parameters,
            path_template=self._path_template,
        )

        self._data_path_widget = DataPathWidget(
            self,
            "create_dc_path_widget",
            data_model=self._path_template,
            layout="vertical",
        )

        self._processing_widget = ProcessingWidget(
            self, data_model=self._processing_parameters)

        self._comments_widget = CommentsWidget(self)

        # Layout --------------------------------------------------------------
        _main_vlayout = qt_import.QVBoxLayout(self)
        _main_vlayout.addWidget(self._lines_widget)
        _main_vlayout.addWidget(self._acq_widget)
        _main_vlayout.addWidget(self._data_path_widget)
        _main_vlayout.addWidget(self._processing_widget)
        _main_vlayout.addWidget(self._comments_widget)
        _main_vlayout.addStretch(0)
        _main_vlayout.setSpacing(6)
        _main_vlayout.setContentsMargins(2, 2, 2, 2)

        # SizePolicies --------------------------------------------------------
        self._comments_widget.setFixedHeight(100)

        # Qt signal/slot connections ------------------------------------------
        self._lines_widget.lines_treewidget.itemSelectionChanged.connect(
            self.lines_treewidget_selection_changed)
        self._lines_widget.create_line_button.clicked.connect(
            self.create_line_button_clicked)
        self._lines_widget.create_auto_line_button.clicked.connect(
            self.create_auto_line_button_clicked)
        self._lines_widget.remove_line_button.clicked.connect(
            self.remove_line_button_clicked)
        self._lines_widget.overlay_cbox.stateChanged.connect(
            self.overlay_toggled)
        self._lines_widget.overlay_slider.valueChanged.connect(
            self.overlay_alpha_changed)
        self._lines_widget.swap_points_button.clicked.connect(
            self.swap_points_clicked)

        self._acq_widget.acqParametersChangedSignal.connect(
            self.acq_parameters_changed)
        self._acq_widget.madEnergySelectedSignal.connect(
            self.mad_energy_selected)
        self._data_path_widget.pathTemplateChangedSignal.connect(
            self.path_template_changed)
        self._processing_widget.enableProcessingSignal.connect(
            self._run_processing_toggled)
        # Other ---------------------------------------------------------------
        for col in range(self._lines_widget.lines_treewidget.columnCount()):
            self._lines_widget.lines_treewidget.resizeColumnToContents(col)
        # self._processing_widget.processing_widget.\
        #     run_online_processing_cbox.setChecked(False)

        self._processing_widget.processing_widget.run_online_processing_cbox.setChecked(
            HWR.beamline.run_online_processing)
        self.enable_widgets(False)

        shapes = HWR.beamline.sample_view.get_shapes()
        for shape in shapes:
            if isinstance(shape, GraphicsItemLine):
                self.shape_created(shape, "Line")

        HWR.beamline.sample_view.connect("shapeCreated", self.shape_created)
        HWR.beamline.sample_view.connect("shapeChanged", self.shape_changed)
        HWR.beamline.sample_view.connect("shapeDeleted", self.shape_deleted)

        self._comments_widget.setHidden(True)
Example #10
0
class CreateHelicalWidget(CreateTaskBase):
    def __init__(self, parent=None, name=None, fl=0):

        CreateTaskBase.__init__(self, parent, name, fl, "Helical")

        if not name:
            self.setObjectName("create_helical_widget")
        self.init_models()

        # Hardware objects ----------------------------------------------------

        # Internal variables --------------------------------------------------
        self._lines_map = {}

        # Graphic elements ----------------------------------------------------
        self._lines_widget = qt_import.load_ui_file(
            "helical_line_widget_layout.ui")

        self._acq_widget = AcquisitionWidget(
            self,
            "acquisition_widget",
            layout="vertical",
            acq_params=self._acquisition_parameters,
            path_template=self._path_template,
        )

        self._data_path_widget = DataPathWidget(
            self,
            "create_dc_path_widget",
            data_model=self._path_template,
            layout="vertical",
        )

        self._processing_widget = ProcessingWidget(
            self, data_model=self._processing_parameters)

        self._comments_widget = CommentsWidget(self)

        # Layout --------------------------------------------------------------
        _main_vlayout = qt_import.QVBoxLayout(self)
        _main_vlayout.addWidget(self._lines_widget)
        _main_vlayout.addWidget(self._acq_widget)
        _main_vlayout.addWidget(self._data_path_widget)
        _main_vlayout.addWidget(self._processing_widget)
        _main_vlayout.addWidget(self._comments_widget)
        _main_vlayout.addStretch(0)
        _main_vlayout.setSpacing(6)
        _main_vlayout.setContentsMargins(2, 2, 2, 2)

        # SizePolicies --------------------------------------------------------
        self._comments_widget.setFixedHeight(100)

        # Qt signal/slot connections ------------------------------------------
        self._lines_widget.lines_treewidget.itemSelectionChanged.connect(
            self.lines_treewidget_selection_changed)
        self._lines_widget.create_line_button.clicked.connect(
            self.create_line_button_clicked)
        self._lines_widget.create_auto_line_button.clicked.connect(
            self.create_auto_line_button_clicked)
        self._lines_widget.remove_line_button.clicked.connect(
            self.remove_line_button_clicked)
        self._lines_widget.overlay_cbox.stateChanged.connect(
            self.overlay_toggled)
        self._lines_widget.overlay_slider.valueChanged.connect(
            self.overlay_alpha_changed)
        self._lines_widget.swap_points_button.clicked.connect(
            self.swap_points_clicked)

        self._acq_widget.acqParametersChangedSignal.connect(
            self.acq_parameters_changed)
        self._acq_widget.madEnergySelectedSignal.connect(
            self.mad_energy_selected)
        self._data_path_widget.pathTemplateChangedSignal.connect(
            self.path_template_changed)
        self._processing_widget.enableProcessingSignal.connect(
            self._run_processing_toggled)
        # Other ---------------------------------------------------------------
        for col in range(self._lines_widget.lines_treewidget.columnCount()):
            self._lines_widget.lines_treewidget.resizeColumnToContents(col)
        # self._processing_widget.processing_widget.\
        #     run_online_processing_cbox.setChecked(False)

        self._processing_widget.processing_widget.run_online_processing_cbox.setChecked(
            HWR.beamline.run_online_processing)
        self.enable_widgets(False)

        shapes = HWR.beamline.sample_view.get_shapes()
        for shape in shapes:
            if isinstance(shape, GraphicsItemLine):
                self.shape_created(shape, "Line")

        HWR.beamline.sample_view.connect("shapeCreated", self.shape_created)
        HWR.beamline.sample_view.connect("shapeChanged", self.shape_changed)
        HWR.beamline.sample_view.connect("shapeDeleted", self.shape_deleted)

        self._comments_widget.setHidden(True)

    def enable_widgets(self, state):
        self._acq_widget.setEnabled(state)
        self._data_path_widget.setEnabled(state)
        self._processing_widget.setEnabled(state)

    def init_models(self):
        CreateTaskBase.init_models(self)
        self._energy_scan_result = queue_model_objects.EnergyScanResult()
        self._processing_parameters = queue_model_objects.ProcessingParameters(
        )

        has_shutter_less = HWR.beamline.detector.has_shutterless()
        self._acquisition_parameters.shutterless = has_shutter_less

        self._acquisition_parameters = (
            HWR.beamline.get_default_acquisition_parameters("helical"))

    def shape_created(self, shape, shape_type):
        if shape_type == "Line":
            self._lines_widget.lines_treewidget.clearSelection()
            # info_str_list = QStringList()
            info_str_list = []
            info_str_list.append(shape.get_display_name())
            info_str_list.append("%d" % shape.get_points_index()[0])
            info_str_list.append("%d" % shape.get_points_index()[1])

            lines_treewidget_item = qt_import.QTreeWidgetItem(
                self._lines_widget.lines_treewidget, info_str_list)
            lines_treewidget_item.setSelected(True)
            self._lines_map[shape] = lines_treewidget_item

            self.lines_treewidget_selection_changed()

    def shape_deleted(self, shape, shape_type):
        if shape_type == "Line" and self._lines_map.get(shape):
            shape_index = self._lines_widget.lines_treewidget.indexFromItem(
                self._lines_map[shape])
            self._lines_widget.lines_treewidget.takeTopLevelItem(
                shape_index.row())
            self._lines_map.pop(shape)

    def approve_creation(self):
        base_result = CreateTaskBase.approve_creation(self)

        if len(self._lines_widget.lines_treewidget.selectedItems()) == 0:
            logging.getLogger("GUI").warning(
                "No lines selected, please select one or more lines.")
            return False
        else:
            return base_result

    def select_line_with_cpos(self, start_cpos, end_cpos, num_images):
        """Selects graphical line which contains two cpositions
           Adds number of frames next to the graphical line
        """
        self._lines_widget.overlay_slider.setEnabled(False)
        self._lines_widget.overlay_cbox.setEnabled(False)

        HWR.beamline.sample_view.de_select_all()
        for shape in HWR.beamline.sample_view.get_shapes():
            if isinstance(shape, GraphicsItemLine):
                (start_cpos_index, end_cpos_index) = shape.get_points_index()
                if (start_cpos_index == start_cpos.index
                        and end_cpos_index == end_cpos.index):
                    HWR.beamline.sample_view.select_shape(shape)
                    shape.set_num_images(num_images)

                    self._lines_widget.overlay_slider.setEnabled(True)
                    self._lines_widget.overlay_cbox.setEnabled(True)

    def single_item_selection(self, tree_item):
        CreateTaskBase.single_item_selection(self, tree_item)

        if isinstance(tree_item, queue_item.SampleQueueItem):
            sample_model = tree_item.get_model()
            self._processing_parameters = sample_model.processing_parameters
            # self._processing_parameters = copy.deepcopy(self._processing_parameters)
            self._processing_widget.update_data_model(
                self._processing_parameters)
        elif isinstance(tree_item, queue_item.BasketQueueItem):
            self.setDisabled(False)
        elif isinstance(tree_item, queue_item.DataCollectionQueueItem):
            data_collection = tree_item.get_model()

            if data_collection.is_helical():
                self.setDisabled(tree_item.get_model().is_executed())

                self._path_template = data_collection.get_path_template()
                self._data_path_widget.update_data_model(self._path_template)
                self._acquisition_parameters = data_collection.acquisitions[
                    0].acquisition_parameters

                if len(data_collection.acquisitions) == 2:
                    start_cpos = data_collection.acquisitions[
                        0].acquisition_parameters.centred_position
                    end_cpos = data_collection.acquisitions[
                        1].acquisition_parameters.centred_position
                    num_images = data_collection.acquisitions[
                        0].acquisition_parameters.num_images
                    self.select_line_with_cpos(start_cpos, end_cpos,
                                               num_images)

                self._acq_widget.update_data_model(
                    self._acquisition_parameters, self._path_template)
                # self.get_acquisition_widget().use_osc_start(True)

                self._processing_parameters = data_collection.processing_parameters
                self._processing_widget.update_data_model(
                    self._processing_parameters)
            else:
                self.setDisabled(True)
        else:
            self.setDisabled(True)

        if (isinstance(tree_item, queue_item.SampleQueueItem) or isinstance(
                tree_item, queue_item.DataCollectionGroupQueueItem)
                or isinstance(tree_item, queue_item.DataCollectionQueueItem)):

            self._processing_widget.update_data_model(
                self._processing_parameters)
            self._acq_widget.update_data_model(self._acquisition_parameters,
                                               self._path_template)

    def _create_task(self, sample, shape, comments=None):
        data_collections = []

        for shape in self.get_selected_shapes():
            snapshot = HWR.beamline.sample_view.get_snapshot(shape=shape)

            # Acquisition for start position
            start_acq = self._create_acq(sample)

            start_graphical_point, end_graphical_point = shape.get_graphical_points(
            )

            start_acq.acquisition_parameters.centred_position = copy.deepcopy(
                start_graphical_point.get_centred_position())
            start_acq.acquisition_parameters.centred_position.snapshot_image = snapshot

            start_acq.path_template.suffix = HWR.beamline.session.suffix

            # Add another acquisition for the end position
            end_acq = self._create_acq(sample)

            end_acq.acquisition_parameters.centred_position = copy.deepcopy(
                end_graphical_point.get_centred_position())
            end_acq.acquisition_parameters.centred_position.snapshot_image = snapshot
            end_acq.path_template.suffix = HWR.beamline.session.suffix

            processing_parameters = copy.deepcopy(self._processing_parameters)

            dc = queue_model_objects.DataCollection([start_acq, end_acq],
                                                    sample.crystals[0],
                                                    processing_parameters)

            dc.set_name(start_acq.path_template.get_prefix())
            dc.set_number(start_acq.path_template.run_number)
            dc.set_experiment_type(EXPERIMENT_TYPE.HELICAL)
            dc.set_requires_centring(False)
            dc.run_processing_after = (
                self._processing_widget.processing_widget.
                run_processing_after_cbox.isChecked())
            if (self._processing_widget.processing_widget.
                    run_online_processing_cbox.isChecked()):
                dc.run_online_processing = "LineScan"

            data_collections.append(dc)
            self._path_template.run_number += 1

        return data_collections

    def lines_treewidget_selection_changed(self):
        self.enable_widgets(
            len(self._lines_widget.lines_treewidget.selectedItems()) > 0)
        self._lines_widget.remove_line_button.setEnabled(
            len(self._lines_widget.lines_treewidget.selectedItems()) > 0)
        self._lines_widget.swap_points_button.setEnabled(
            len(self._lines_widget.lines_treewidget.selectedItems()) > 0)

        for shape, list_item in self._lines_map.items():
            HWR.beamline.sample_view.select_shape(shape,
                                                  list_item.isSelected())
        self._acq_widget.emit_acq_parameters_changed()

    def create_line_button_clicked(self):
        HWR.beamline.sample_view.create_line()

    def create_auto_line_button_clicked(self):
        HWR.beamline.sample_view.create_auto_line()

    def remove_line_button_clicked(self):
        line_to_delete = None
        for line, treewidget_item in self._lines_map.items():
            if treewidget_item.isSelected():
                line_to_delete = line
                break
        if line_to_delete:
            HWR.beamline.sample_view.delete_shape(line_to_delete)
        self.lines_treewidget_selection_changed()

    def get_selected_shapes(self):
        selected_lines = []
        for line, treewidget_item in self._lines_map.items():
            if treewidget_item.isSelected():
                selected_lines.append(line)
        return selected_lines

    def overlay_toggled(self, state):
        HWR.beamline.sample_view.set_display_overlay(state)

    def overlay_alpha_changed(self, alpha_value):
        for line, treewidget_item in self._lines_map.items():
            if treewidget_item.isSelected():
                line.set_fill_alpha(alpha_value)

    def swap_points_clicked(self):
        for line, treewidget_item in self._lines_map.items():
            if treewidget_item.isSelected():
                HWR.beamline.sample_view.swap_line_points(line)