Ejemplo n.º 1
0
class UIManipulateROIWindow:
    def setup_ui(self, manipulate_roi_window_instance, rois, dataset_rtss,
                 roi_color, signal_roi_manipulated):

        self.patient_dict_container = PatientDictContainer()
        self.rois = rois
        self.dataset_rtss = dataset_rtss
        self.signal_roi_manipulated = signal_roi_manipulated
        self.roi_color = roi_color

        self.roi_names = []  # Names of selected ROIs
        self.all_roi_names = []  # Names of all existing ROIs
        for roi_id, roi_dict in self.rois.items():
            self.all_roi_names.append(roi_dict['name'])

        # Operation names
        self.single_roi_operation_names = [
            "Expand", "Contract", "Inner Rind (annulus)",
            "Outer Rind (annulus)"
        ]
        self.multiple_roi_operation_names = [
            "Union", "Intersection", "Difference"
        ]
        self.operation_names = self.multiple_roi_operation_names + \
                               self.single_roi_operation_names

        self.new_ROI_contours = None
        self.manipulate_roi_window_instance = manipulate_roi_window_instance

        self.dicom_view = DicomAxialView(metadata_formatted=True,
                                         is_four_view=True)
        self.dicom_preview = DicomAxialView(metadata_formatted=True,
                                            is_four_view=True)
        self.dicom_view.slider.valueChanged.connect(
            self.dicom_view_slider_value_changed)
        self.dicom_preview.slider.valueChanged.connect(
            self.dicom_preview_slider_value_changed)
        self.init_layout()

        QtCore.QMetaObject.connectSlotsByName(manipulate_roi_window_instance)

    def retranslate_ui(self, manipulate_roi_window_instance):
        _translate = QtCore.QCoreApplication.translate
        manipulate_roi_window_instance.setWindowTitle(
            _translate("ManipulateRoiWindowInstance",
                       "OnkoDICOM - Draw Region Of Interest"))
        self.first_roi_name_label.setText(
            _translate("FirstROINameLabel", "ROI 1: "))
        self.first_roi_name_dropdown_list.setPlaceholderText("ROI 1")
        self.first_roi_name_dropdown_list.addItems(self.all_roi_names)
        self.operation_name_label.setText(
            _translate("OperationNameLabel", "Operation"))
        self.operation_name_dropdown_list.setPlaceholderText("Operation")
        self.operation_name_dropdown_list.addItems(self.operation_names)
        self.second_roi_name_label.setText(
            _translate("SecondROINameLabel", "ROI 2: "))
        self.second_roi_name_dropdown_list.setPlaceholderText("ROI 2")
        self.second_roi_name_dropdown_list.addItems(self.all_roi_names)
        self.manipulate_roi_window_instance_draw_button.setText(
            _translate("ManipulateRoiWindowInstanceDrawButton", "Draw"))
        self.manipulate_roi_window_instance_save_button.setText(
            _translate("ManipulateRoiWindowInstanceSaveButton", "Save"))
        self.manipulate_roi_window_instance_cancel_button.setText(
            _translate("ManipulateRoiWindowInstanceCancelButton", "Cancel"))
        self.margin_label.setText(_translate("MarginLabel", "Margin (mm): "))
        self.new_roi_name_label.setText(
            _translate("NewROINameLabel", "New ROI Name"))
        self.ROI_view_box_label.setText("ROI")
        self.preview_box_label.setText("Preview")

    def init_layout(self):
        """
        Initialize the layout for the DICOM View tab.
        Add the view widget and the slider in the layout.
        Add the whole container 'tab2_view' as a tab in the main page.
        """

        # Initialise a ManipulateROIWindow
        if platform.system() == 'Darwin':
            self.stylesheet_path = "res/stylesheet.qss"
        else:
            self.stylesheet_path = "res/stylesheet-win-linux.qss"
        stylesheet = open(resource_path(self.stylesheet_path)).read()
        window_icon = QIcon()
        window_icon.addPixmap(QPixmap(resource_path("res/images/icon.ico")),
                              QIcon.Normal, QIcon.Off)
        self.manipulate_roi_window_instance.setObjectName(
            "ManipulateRoiWindowInstance")
        self.manipulate_roi_window_instance.setWindowIcon(window_icon)

        # Creating a form box to hold all buttons and input fields
        self.manipulate_roi_window_input_container_box = QFormLayout()
        self.manipulate_roi_window_input_container_box.setObjectName(
            "ManipulateRoiWindowInputContainerBox")
        self.manipulate_roi_window_input_container_box.setLabelAlignment(
            Qt.AlignLeft)

        # Create a label for denoting the first ROI name
        self.first_roi_name_label = QLabel()
        self.first_roi_name_label.setObjectName("FirstROINameLabel")
        self.first_roi_name_dropdown_list = QComboBox()
        # Create an dropdown list for ROI name
        self.first_roi_name_dropdown_list.setObjectName(
            "FirstROINameDropdownList")
        self.first_roi_name_dropdown_list.setSizePolicy(
            QSizePolicy.Minimum, QSizePolicy.Minimum)
        self.first_roi_name_dropdown_list.resize(
            self.first_roi_name_dropdown_list.sizeHint().width(),
            self.first_roi_name_dropdown_list.sizeHint().height())
        self.first_roi_name_dropdown_list.activated.connect(
            self.update_selected_rois)
        self.manipulate_roi_window_input_container_box.addRow(
            self.first_roi_name_label, self.first_roi_name_dropdown_list)

        # Create a label for denoting the operation
        self.operation_name_label = QLabel()
        self.operation_name_label.setObjectName("OperationNameLabel")
        self.operation_name_dropdown_list = QComboBox()
        # Create an dropdown list for operation name
        self.operation_name_dropdown_list.setObjectName(
            "OperationNameDropdownList")
        self.operation_name_dropdown_list.setSizePolicy(
            QSizePolicy.Minimum, QSizePolicy.Minimum)
        self.operation_name_dropdown_list.resize(
            self.operation_name_dropdown_list.sizeHint().width(),
            self.operation_name_dropdown_list.sizeHint().height())
        self.operation_name_dropdown_list.activated.connect(
            self.operation_changed)
        self.manipulate_roi_window_input_container_box.addRow(
            self.operation_name_label, self.operation_name_dropdown_list)

        # Create a label for denoting the second ROI name
        self.second_roi_name_label = QLabel()
        self.second_roi_name_label.setObjectName("SecondROINameLabel")
        self.second_roi_name_label.setVisible(False)
        self.second_roi_name_dropdown_list = QComboBox()
        # Create an dropdown list for ROI name
        self.second_roi_name_dropdown_list.setObjectName(
            "SecondROINameDropdownList")
        self.second_roi_name_dropdown_list.setSizePolicy(
            QSizePolicy.Minimum, QSizePolicy.Minimum)
        self.second_roi_name_dropdown_list.resize(
            self.second_roi_name_dropdown_list.sizeHint().width(),
            self.second_roi_name_dropdown_list.sizeHint().height())
        self.second_roi_name_dropdown_list.setVisible(False)
        self.second_roi_name_dropdown_list.activated.connect(
            self.update_selected_rois)
        self.manipulate_roi_window_input_container_box.addRow(
            self.second_roi_name_label, self.second_roi_name_dropdown_list)

        # Create a label for denoting the margin
        self.margin_label = QLabel()
        self.margin_label.setObjectName("MarginLabel")
        self.margin_label.setVisible(False)
        # Create input for the new ROI name
        self.margin_line_edit = QLineEdit()
        self.margin_line_edit.setObjectName("MarginInput")
        self.margin_line_edit.setSizePolicy(QSizePolicy.MinimumExpanding,
                                            QSizePolicy.Minimum)
        self.margin_line_edit.resize(self.margin_line_edit.sizeHint().width(),
                                     self.margin_line_edit.sizeHint().height())
        self.margin_line_edit.setVisible(False)
        self.margin_line_edit.setValidator(
            QRegularExpressionValidator(
                QRegularExpression("^[0-9]*[.]?[0-9]*$")))
        self.manipulate_roi_window_input_container_box.addRow(
            self.margin_label, self.margin_line_edit)

        # Create a label for denoting the new ROI name
        self.new_roi_name_label = QLabel()
        self.new_roi_name_label.setObjectName("NewROINameLabel")
        # Create input for the new ROI name
        self.new_roi_name_line_edit = QLineEdit()
        self.new_roi_name_line_edit.setObjectName("NewROINameInput")
        self.new_roi_name_line_edit.setSizePolicy(QSizePolicy.MinimumExpanding,
                                                  QSizePolicy.Minimum)
        self.new_roi_name_line_edit.resize(
            self.new_roi_name_line_edit.sizeHint().width(),
            self.new_roi_name_line_edit.sizeHint().height())
        self.manipulate_roi_window_input_container_box.addRow(
            self.new_roi_name_label, self.new_roi_name_line_edit)

        # Create a spacer between inputs and buttons
        spacer = QWidget()
        spacer.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
        spacer.setFocusPolicy(Qt.NoFocus)
        self.manipulate_roi_window_input_container_box.addRow(spacer)

        # Create a warning message when missing inputs
        self.warning_message = QWidget()
        self.warning_message.setContentsMargins(8, 5, 8, 5)
        warning_message_layout = QHBoxLayout()
        warning_message_layout.setAlignment(QtCore.Qt.AlignLeft
                                            | QtCore.Qt.AlignLeft)

        warning_message_icon = QLabel()
        warning_message_icon.setPixmap(
            QtGui.QPixmap(
                resource_path("res/images/btn-icons/alert_icon.png")))
        warning_message_layout.addWidget(warning_message_icon)

        self.warning_message_text = QLabel()
        self.warning_message_text.setStyleSheet("color: red")
        warning_message_layout.addWidget(self.warning_message_text)
        self.warning_message.setLayout(warning_message_layout)
        self.warning_message.setVisible(False)
        self.manipulate_roi_window_input_container_box.addRow(
            self.warning_message)

        # Create a draw button
        self.manipulate_roi_window_instance_draw_button = QPushButton()
        self.manipulate_roi_window_instance_draw_button.setObjectName(
            "ManipulateRoiWindowInstanceDrawButton")
        self.manipulate_roi_window_instance_draw_button.setSizePolicy(
            QSizePolicy(QSizePolicy.MinimumExpanding, QSizePolicy.Minimum))
        self.manipulate_roi_window_instance_draw_button.resize(
            self.manipulate_roi_window_instance_draw_button.sizeHint().width(),
            self.manipulate_roi_window_instance_draw_button.sizeHint().height(
            ))
        self.manipulate_roi_window_instance_draw_button.setCursor(
            QtGui.QCursor(QtCore.Qt.PointingHandCursor))
        self.manipulate_roi_window_instance_draw_button.clicked.connect(
            self.onDrawButtonClicked)
        self.manipulate_roi_window_input_container_box.addRow(
            self.manipulate_roi_window_instance_draw_button)

        # Create a horizontal box for saving and cancel the drawing
        self.manipulate_roi_window_cancel_save_box = QHBoxLayout()
        self.manipulate_roi_window_cancel_save_box.setObjectName(
            "ManipulateRoiWindowCancelSaveBox")
        # Create an exit button to cancel the drawing
        # Add a button to go back/exit from the application
        self.manipulate_roi_window_instance_cancel_button = QPushButton()
        self.manipulate_roi_window_instance_cancel_button.setObjectName(
            "ManipulateRoiWindowInstanceCancelButton")
        self.manipulate_roi_window_instance_cancel_button.setSizePolicy(
            QSizePolicy(QSizePolicy.MinimumExpanding, QSizePolicy.Minimum))
        self.manipulate_roi_window_instance_cancel_button.resize(
            self.manipulate_roi_window_instance_cancel_button.sizeHint().width(
            ),
            self.manipulate_roi_window_instance_cancel_button.sizeHint().
            height())
        self.manipulate_roi_window_instance_cancel_button.setCursor(
            QtGui.QCursor(QtCore.Qt.PointingHandCursor))
        self.manipulate_roi_window_instance_cancel_button.clicked.connect(
            self.onCancelButtonClicked)
        self.manipulate_roi_window_instance_cancel_button.setProperty(
            "QPushButtonClass", "fail-button")
        icon_cancel = QtGui.QIcon()
        icon_cancel.addPixmap(
            QtGui.QPixmap(
                resource_path('res/images/btn-icons/cancel_icon.png')))
        self.manipulate_roi_window_instance_cancel_button.setIcon(icon_cancel)
        self.manipulate_roi_window_cancel_save_box.addWidget(
            self.manipulate_roi_window_instance_cancel_button)
        # Create a save button to save all the changes
        self.manipulate_roi_window_instance_save_button = QPushButton()
        self.manipulate_roi_window_instance_save_button.setObjectName(
            "ManipulateRoiWindowInstanceSaveButton")
        self.manipulate_roi_window_instance_save_button.setSizePolicy(
            QSizePolicy(QSizePolicy.MinimumExpanding, QSizePolicy.Minimum))
        self.manipulate_roi_window_instance_save_button.resize(
            self.manipulate_roi_window_instance_save_button.sizeHint().width(),
            self.manipulate_roi_window_instance_save_button.sizeHint().height(
            ))
        self.manipulate_roi_window_instance_save_button.setProperty(
            "QPushButtonClass", "success-button")
        icon_save = QtGui.QIcon()
        icon_save.addPixmap(
            QtGui.QPixmap(resource_path('res/images/btn-icons/save_icon.png')))
        self.manipulate_roi_window_instance_save_button.setIcon(icon_save)
        self.manipulate_roi_window_instance_save_button.clicked.connect(
            self.onSaveClicked)
        self.manipulate_roi_window_cancel_save_box.addWidget(
            self.manipulate_roi_window_instance_save_button)
        self.manipulate_roi_window_input_container_box.addRow(
            self.manipulate_roi_window_cancel_save_box)

        # Creating a horizontal box to hold the ROI view and the preview
        self.manipulate_roi_window_instance_view_box = QHBoxLayout()
        self.manipulate_roi_window_instance_view_box.setObjectName(
            "ManipulateRoiWindowInstanceViewBoxes")
        # Font for the ROI view and preview's labels
        font = QFont()
        font.setBold(True)
        font.setPixelSize(20)
        # Creating the ROI view
        self.ROI_view_box_layout = QVBoxLayout()
        self.ROI_view_box_label = QLabel()
        self.ROI_view_box_label.setFont(font)
        self.ROI_view_box_label.setAlignment(Qt.AlignHCenter)
        self.ROI_view_box_layout.addWidget(self.ROI_view_box_label)
        self.ROI_view_box_layout.addWidget(self.dicom_view)
        self.ROI_view_box_widget = QWidget()
        self.ROI_view_box_widget.setLayout(self.ROI_view_box_layout)
        # Creating the preview
        self.preview_box_layout = QVBoxLayout()
        self.preview_box_label = QLabel()
        self.preview_box_label.setFont(font)
        self.preview_box_label.setAlignment(Qt.AlignHCenter)
        self.preview_box_layout.addWidget(self.preview_box_label)
        self.preview_box_layout.addWidget(self.dicom_preview)
        self.preview_box_widget = QWidget()
        self.preview_box_widget.setLayout(self.preview_box_layout)

        # Add View and Slider into horizontal box
        self.manipulate_roi_window_instance_view_box.addWidget(
            self.ROI_view_box_widget)
        self.manipulate_roi_window_instance_view_box.addWidget(
            self.preview_box_widget)
        # Create a widget to hold the image slice box
        self.manipulate_roi_window_instance_view_widget = QWidget()
        self.manipulate_roi_window_instance_view_widget.setObjectName(
            "ManipulateRoiWindowInstanceActionWidget")
        self.manipulate_roi_window_instance_view_widget.setLayout(
            self.manipulate_roi_window_instance_view_box)

        # Create a horizontal box for containing the input fields and the
        # viewports
        self.manipulate_roi_window_main_box = QHBoxLayout()
        self.manipulate_roi_window_main_box.setObjectName(
            "ManipulateRoiWindowMainBox")
        self.manipulate_roi_window_main_box.addLayout(
            self.manipulate_roi_window_input_container_box, 1)
        self.manipulate_roi_window_main_box.addWidget(
            self.manipulate_roi_window_instance_view_widget, 11)

        # Create a new central widget to hold the horizontal box layout
        self.manipulate_roi_window_instance_central_widget = QWidget()
        self.manipulate_roi_window_instance_central_widget.setObjectName(
            "ManipulateRoiWindowInstanceCentralWidget")
        self.manipulate_roi_window_instance_central_widget.setLayout(
            self.manipulate_roi_window_main_box)

        self.retranslate_ui(self.manipulate_roi_window_instance)
        self.manipulate_roi_window_instance.setStyleSheet(stylesheet)
        self.manipulate_roi_window_instance.setCentralWidget(
            self.manipulate_roi_window_instance_central_widget)
        QtCore.QMetaObject.connectSlotsByName(
            self.manipulate_roi_window_instance)

    def dicom_view_slider_value_changed(self):
        """
        Display selected ROIs in dropbox when moving to another image slice
        """
        self.display_selected_roi()
        if self.dicom_preview.slider.value() != self.dicom_view.slider.value():
            self.dicom_preview.slider.setValue(self.dicom_view.slider.value())

    def dicom_preview_slider_value_changed(self):
        """
        Display generated ROI when moving to another image slice
        """
        self.draw_roi()
        if self.dicom_preview.slider.value() != self.dicom_view.slider.value():
            self.dicom_view.slider.setValue(self.dicom_preview.slider.value())

    def onCancelButtonClicked(self):
        """
        This function is used for canceling the drawing
        """
        self.close()

    def onDrawButtonClicked(self):
        """
        Function triggered when the Draw button is pressed from the menu.
        """
        # Hide warning message
        self.warning_message.setVisible(False)

        # Check inputs
        selected_operation = self.operation_name_dropdown_list.currentText()
        roi_1 = self.first_roi_name_dropdown_list.currentText()
        roi_2 = self.second_roi_name_dropdown_list.currentText()
        new_roi_name = self.new_roi_name_line_edit.text()

        # Check the selected inputs and execute the operations
        if roi_1 != "" and new_roi_name != "" and \
                self.margin_line_edit.text() != "" and \
                selected_operation in self.single_roi_operation_names:
            # Single ROI operations
            dict_rois_contours = ROI.get_roi_contour_pixel(
                self.patient_dict_container.get("raw_contour"), [roi_1],
                self.patient_dict_container.get("pixluts"))
            roi_geometry = ROI.roi_to_geometry(dict_rois_contours[roi_1])
            margin = float(self.margin_line_edit.text())

            if selected_operation == self.single_roi_operation_names[0]:
                new_geometry = ROI.scale_roi(roi_geometry, margin)
            elif selected_operation == self.single_roi_operation_names[1]:
                new_geometry = ROI.scale_roi(roi_geometry, -margin)
            elif selected_operation == self.single_roi_operation_names[2]:
                new_geometry = ROI.rind_roi(roi_geometry, -margin)
            else:
                new_geometry = ROI.rind_roi(roi_geometry, margin)
            self.new_ROI_contours = ROI.geometry_to_roi(new_geometry)

            self.draw_roi()
            return True
        elif roi_1 != "" and roi_2 != "" and new_roi_name != "" and \
                selected_operation in self.multiple_roi_operation_names:
            # Multiple ROI operations
            dict_rois_contours = ROI.get_roi_contour_pixel(
                self.patient_dict_container.get("raw_contour"), [roi_1, roi_2],
                self.patient_dict_container.get("pixluts"))
            roi_1_geometry = ROI.roi_to_geometry(dict_rois_contours[roi_1])
            roi_2_geometry = ROI.roi_to_geometry(dict_rois_contours[roi_2])

            # Execute the selected operation
            new_geometry = ROI.manipulate_rois(roi_1_geometry, roi_2_geometry,
                                               selected_operation.upper())
            self.new_ROI_contours = ROI.geometry_to_roi(new_geometry)

            self.draw_roi()
            return True

        self.warning_message_text.setText("Not all values are specified.")
        self.warning_message.setVisible(True)
        return False

    def onSaveClicked(self):
        """ Save the new ROI """
        # Get the name of the new ROI
        new_roi_name = self.new_roi_name_line_edit.text()

        # If the new ROI hasn't been drawn, draw the new ROI. Then if the new
        # ROI is drawn successfully, proceed to save the new ROI.
        if self.new_ROI_contours is None:
            if not self.onDrawButtonClicked():
                return

        # Get a dict to convert SOPInstanceUID to slice id
        slice_ids_dict = get_dict_slice_to_uid(PatientDictContainer())

        # Transform new_ROI_contours to a list of roi information
        rois_to_save = {}

        for uid, contour_sequence in self.new_ROI_contours.items():
            slider_id = slice_ids_dict[uid]
            location = self.patient_dict_container.filepaths[slider_id]
            ds = pydicom.dcmread(location)
            slice_info = {'coords': contour_sequence, 'ds': ds}
            rois_to_save[slider_id] = slice_info

        roi_list = ROI.convert_hull_list_to_contours_data(
            rois_to_save, self.patient_dict_container)

        connectSaveROIProgress(self, roi_list, self.dataset_rtss, new_roi_name,
                               self.roi_saved)

    def draw_roi(self):
        """ Draw the new ROI """
        # Get the new ROI's name
        new_roi_name = self.new_roi_name_line_edit.text()

        # Check if the new ROI contour is None
        if self.new_ROI_contours is None:
            return

        # Get the info required to draw the new ROI
        slider_id = self.dicom_preview.slider.value()
        curr_slice = self.patient_dict_container.get("dict_uid")[slider_id]

        # Calculate the new ROI's polygon
        dict_ROI_contours = {}
        dict_ROI_contours[new_roi_name] = self.new_ROI_contours
        polygons = ROI.calc_roi_polygon(new_roi_name, curr_slice,
                                        dict_ROI_contours)

        # Set the new ROI color
        color = QtGui.QColor()
        color.setRgb(90, 250, 175, 200)
        pen_color = QtGui.QColor(color.red(), color.green(), color.blue())
        pen = QtGui.QPen(pen_color)
        pen.setStyle(QtCore.Qt.PenStyle(1))
        pen.setWidthF(2.0)

        # Draw the new ROI
        self.dicom_preview.update_view()
        for i in range(len(polygons)):
            self.dicom_preview.scene.addPolygon(polygons[i], pen,
                                                QtGui.QBrush(color))

    def update_selected_rois(self):
        """ Get the names of selected ROIs """
        # Hide warning message
        self.warning_message.setVisible(False)

        self.roi_names = []
        if self.first_roi_name_dropdown_list.currentText() != "":
            self.roi_names.append(
                self.first_roi_name_dropdown_list.currentText())
        if self.second_roi_name_dropdown_list.currentText() != "" and \
                self.second_roi_name_dropdown_list.isVisible():
            self.roi_names.append(
                self.second_roi_name_dropdown_list.currentText())

        self.dict_rois_contours_axial = ROI.get_roi_contour_pixel(
            self.patient_dict_container.get("raw_contour"), self.roi_names,
            self.patient_dict_container.get("pixluts"))

        self.display_selected_roi()

    def display_selected_roi(self):
        """ Display selected ROIs """
        # Get the info required to display the selected ROIs
        slider_id = self.dicom_view.slider.value()
        curr_slice = self.patient_dict_container.get("dict_uid")[slider_id]
        self.rois = self.patient_dict_container.get("rois")

        # Display the selected ROIs
        self.dicom_view.update_view()
        for roi_id, roi_dict in self.rois.items():
            roi_name = roi_dict['name']
            if roi_name in self.roi_names:
                polygons = ROI.calc_roi_polygon(roi_name, curr_slice,
                                                self.dict_rois_contours_axial)
                self.dicom_view.draw_roi_polygons(roi_id, polygons,
                                                  self.roi_color)

    def operation_changed(self):
        """ Change the form when users select different operations """
        # Hide warning message
        self.warning_message.setVisible(False)

        selected_operation = self.operation_name_dropdown_list.currentText()
        if selected_operation in self.single_roi_operation_names:
            self.second_roi_name_label.setVisible(False)
            self.second_roi_name_dropdown_list.setVisible(False)
            self.margin_label.setVisible(True)
            self.margin_line_edit.setVisible(True)
            self.update_selected_rois()
        else:
            self.second_roi_name_label.setVisible(True)
            self.second_roi_name_dropdown_list.setVisible(True)
            self.margin_label.setVisible(False)
            self.margin_line_edit.setVisible(False)
            self.update_selected_rois()

    def roi_saved(self, new_rtss):
        """ Create a new ROI in Structure Tab and notify user """
        new_roi_name = self.new_roi_name_line_edit.text()
        self.signal_roi_manipulated.emit((new_rtss, {"draw": new_roi_name}))
        QMessageBox.about(self.manipulate_roi_window_instance, "Saved",
                          "New contour successfully created!")
        self.close()
Ejemplo n.º 2
0
class ParameterEditorItem(QWidget):
    onRemoveParameter = Signal(Parameter)
    onMoveParameterUp = Signal(Parameter)
    onMoveParameterDown = Signal(Parameter)
    onChanged = Signal()

    def __init__(self, parameter: Parameter):
        super().__init__()

        self.parameter = parameter

        deleteButton = QToolButton()
        deleteButton.setText("X")
        deleteButton.clicked.connect(
            lambda: self.onRemoveParameter.emit(self.parameter))
        upButton = QToolButton()
        upButton.setText("\u2191")
        upButton.clicked.connect(
            lambda: self.onMoveParameterUp.emit(self.parameter))
        downButton = QToolButton()
        downButton.setText("\u2193")
        downButton.clicked.connect(
            lambda: self.onMoveParameterDown.emit(self.parameter))

        buttonsLayout = QVBoxLayout()
        buttonsLayout.setAlignment(Qt.AlignTop)
        buttonsLayout.addWidget(deleteButton)
        buttonsLayout.addWidget(upButton)
        buttonsLayout.addWidget(downButton)

        self._nameLabel = QLabel("Name")
        self._nameField = QLineEdit()
        self._nameField.textChanged.connect(self.OnChanged)

        self._dataTypeLabel = QLabel("Data Type")
        self._dataTypeField = QComboBox()
        for dataType in DataType:
            self._dataTypeField.addItem(dataType.ToString(), userData=dataType)
        self._dataTypeField.currentIndexChanged.connect(self.OnChanged)

        self._defaultValueLabel = QLabel("Default Value")
        self._defaultInteger = QSpinBox()
        self._defaultInteger.valueChanged.connect(self.OnChanged)

        self._defaultFloat = QDoubleSpinBox()
        self._defaultFloat.valueChanged.connect(self.OnChanged)

        self._defaultBoolean = QComboBox()
        self._defaultBoolean.addItem("True", True)
        self._defaultBoolean.addItem("False", False)
        self._defaultBoolean.currentIndexChanged.connect(self.OnChanged)

        self._defaultString = QLineEdit()
        self._defaultString.textChanged.connect(self.OnChanged)

        self._minimumLabel = QLabel("Minimum")
        self._minimumFloat = QDoubleSpinBox()
        self._minimumFloat.valueChanged.connect(self.OnChanged)
        self._minimumInteger = QSpinBox()
        self._minimumInteger.valueChanged.connect(self.OnChanged)

        self._maximumLabel = QLabel("Maximum")
        self._maximumFloat = QDoubleSpinBox()
        self._maximumFloat.valueChanged.connect(self.OnChanged)
        self._maximumInteger = QSpinBox()
        self._maximumInteger.valueChanged.connect(self.OnChanged)

        gridLayout = QGridLayout()
        gridLayout.setAlignment(Qt.AlignTop)
        gridLayout.addWidget(self._nameLabel, 0, 0)
        gridLayout.addWidget(self._nameField, 0, 1)
        gridLayout.addWidget(self._dataTypeLabel, 1, 0)
        gridLayout.addWidget(self._dataTypeField, 1, 1)
        gridLayout.addWidget(self._defaultValueLabel, 2, 0)

        for defaultField in [
                self._defaultInteger, self._defaultFloat, self._defaultBoolean,
                self._defaultString
        ]:
            gridLayout.addWidget(defaultField, 2, 1)

        gridLayout.addWidget(self._minimumLabel, 3, 0)
        gridLayout.addWidget(self._minimumInteger, 3, 1)
        gridLayout.addWidget(self._minimumFloat, 3, 1)
        gridLayout.addWidget(self._maximumLabel, 4, 0)
        gridLayout.addWidget(self._maximumInteger, 4, 1)
        gridLayout.addWidget(self._maximumFloat, 4, 1)

        layout = QHBoxLayout()
        layout.addLayout(buttonsLayout)
        layout.addLayout(gridLayout)
        self.setLayout(layout)

        self.SetFieldsFromParameter()

    def SetFieldsFromParameter(self):
        self._nameField.setText(self.parameter.name)

        self._dataTypeField.setCurrentText(self.parameter.dataType.ToString())

        minFloat, maxFloat = self.parameter.minimumFloat, self.parameter.maximumFloat
        minInt, maxInt = self.parameter.minimumInteger, self.parameter.maximumInteger
        self._minimumFloat.setRange(-2**30, maxFloat)
        self._maximumFloat.setRange(minFloat, 2**30)
        self._minimumInteger.setRange(-2**30, maxInt)
        self._maximumInteger.setRange(minInt, 2**30)
        if self._minimumFloat.value() != minFloat:
            self._minimumFloat.setValue(minFloat)
        if self._maximumFloat.value() != maxFloat:
            self._maximumFloat.setValue(maxFloat)
        if self._minimumInteger.value() != minInt:
            self._minimumInteger.setValue(minInt)
        if self._maximumInteger.value() != maxInt:
            self._maximumInteger.setValue(maxInt)

        self._defaultInteger.setRange(minInt, maxInt)
        self._defaultFloat.setRange(minFloat, maxFloat)
        if self._defaultInteger.value() != self.parameter.defaultValueDict[
                DataType.INTEGER]:
            self._defaultInteger.setValue(
                self.parameter.defaultValueDict[DataType.INTEGER])
        if self._defaultFloat.value() != self.parameter.defaultValueDict[
                DataType.FLOAT]:
            self._defaultFloat.setValue(
                self.parameter.defaultValueDict[DataType.FLOAT])

        if self._defaultBoolean.currentData(
        ) != self.parameter.defaultValueDict[DataType.BOOLEAN]:
            self._defaultBoolean.setCurrentText(
                str(self.parameter.defaultValueDict[DataType.BOOLEAN]))

        if self._defaultString.text() != self.parameter.defaultValueDict[
                DataType.STRING]:
            self._defaultString.setText(
                self.parameter.defaultValueDict[DataType.STRING])

        self.UpdateVisibility()

    def UpdateVisibility(self):
        self._defaultInteger.setVisible(
            self._dataTypeField.currentData() is DataType.INTEGER)
        self._defaultFloat.setVisible(
            self._dataTypeField.currentData() is DataType.FLOAT)
        self._defaultBoolean.setVisible(
            self._dataTypeField.currentData() is DataType.BOOLEAN)
        self._defaultString.setVisible(
            self._dataTypeField.currentData() is DataType.STRING)

        self._minimumLabel.setVisible(self._dataTypeField.currentData() in
                                      [DataType.INTEGER, DataType.FLOAT])
        self._maximumLabel.setVisible(self._dataTypeField.currentData() in
                                      [DataType.INTEGER, DataType.FLOAT])
        self._minimumInteger.setVisible(
            self._dataTypeField.currentData() is DataType.INTEGER)
        self._maximumInteger.setVisible(
            self._dataTypeField.currentData() is DataType.INTEGER)
        self._minimumFloat.setVisible(
            self._dataTypeField.currentData() is DataType.FLOAT)
        self._maximumFloat.setVisible(
            self._dataTypeField.currentData() is DataType.FLOAT)
        self._minimumLabel.setVisible(self._dataTypeField.currentData() in
                                      [DataType.INTEGER, DataType.FLOAT])
        self._maximumLabel.setVisible(self._dataTypeField.currentData() in
                                      [DataType.INTEGER, DataType.FLOAT])

        self._defaultValueLabel.setVisible(self._dataTypeField.currentData(
        ) not in [DataType.VALVE, DataType.PROGRAM, DataType.PROGRAM_PRESET])

    def OnChanged(self):
        self.UpdateVisibility()
        self._minimumFloat.setMaximum(self._maximumFloat.value())
        self._maximumFloat.setMinimum(self._minimumFloat.value())
        self._minimumInteger.setMaximum(self._maximumInteger.value())
        self._maximumInteger.setMinimum(self._minimumInteger.value())
        self._defaultInteger.setRange(self._minimumInteger.value(),
                                      self._maximumInteger.value())
        self._defaultFloat.setRange(self._minimumFloat.value(),
                                    self._maximumFloat.value())
        self.onChanged.emit()

    def UpdateParameter(self):
        self.parameter.name = self._nameField.text()
        self.parameter.dataType = self._dataTypeField.currentData()

        self.parameter.defaultValueDict[
            DataType.INTEGER] = self._defaultInteger.value()
        self.parameter.defaultValueDict[
            DataType.FLOAT] = self._defaultFloat.value()
        self.parameter.defaultValueDict[
            DataType.BOOLEAN] = self._defaultBoolean.currentData()
        self.parameter.defaultValueDict[
            DataType.STRING] = self._defaultString.text()

        self.parameter.minimumInteger = self._minimumInteger.value()
        self.parameter.maximumInteger = self._maximumInteger.value()
        self.parameter.minimumFloat = self._minimumFloat.value()
        self.parameter.maximumFloat = self._maximumFloat.value()

        self.parameter.ValidateDefaultValues()

        self.SetFieldsFromParameter()