def open(self):
# main dialog
self.dialog = qt.QDialog(slicer.util.mainWindow())
self.dialog.setWindowTitle('Send DICOM Study')
self.dialog.setWindowModality(1)
layout = qt.QVBoxLayout()
self.dialog.setLayout(layout)
self.studyLabel = qt.QLabel('Send %d items to destination' % len(self.files))
layout.addWidget(self.studyLabel)
# Send Parameters
self.dicomFrame = qt.QFrame(self.dialog)
self.dicomFormLayout = qt.QFormLayout()
self.dicomFrame.setLayout(self.dicomFormLayout)
self.dicomEntries = {}
self.dicomParameters = {
"Destination Address": self.sendAddress,
"Destination Port": self.sendPort
}
for label in self.dicomParameters.keys():
self.dicomEntries[label] = qt.QLineEdit()
self.dicomEntries[label].text = self.dicomParameters[label]
self.dicomFormLayout.addRow(label+": ", self.dicomEntries[label])
layout.addWidget(self.dicomFrame)
# button box
bbox = qt.QDialogButtonBox(self.dialog)
bbox.addButton(bbox.Ok)
bbox.addButton(bbox.Cancel)
bbox.connect('accepted()', self.onOk)
bbox.connect('rejected()', self.onCancel)
layout.addWidget(bbox)
self.dialog.open()
def __init__(self, parent):
vLayout = qt.QVBoxLayout(parent)
hLayout = qt.QHBoxLayout()
self.icon = qt.QLabel()
self.icon.setPixmap(_dialogIcon(qt.QStyle.SP_MessageBoxQuestion))
hLayout.addWidget(self.icon, 0)
self.label = qt.QLabel()
self.label.wordWrap = True
hLayout.addWidget(self.label, 1)
vLayout.addLayout(hLayout)
self.moduleList = qt.QListWidget()
self.moduleList.selectionMode = qt.QAbstractItemView.NoSelection
vLayout.addWidget(self.moduleList)
self.addToSearchPaths = qt.QCheckBox()
vLayout.addWidget(self.addToSearchPaths)
self.enableDeveloperMode = qt.QCheckBox()
self.enableDeveloperMode.text = "Enable developer mode"
self.enableDeveloperMode.toolTip = "Sets the 'Developer mode' application option to enabled. Enabling developer mode is recommended while developing scripted modules, as it makes the Reload and Testing section displayed in the module user interface."
self.enableDeveloperMode.checked = True
vLayout.addWidget(self.enableDeveloperMode)
self.buttonBox = qt.QDialogButtonBox()
self.buttonBox.setStandardButtons(qt.QDialogButtonBox.Yes
| qt.QDialogButtonBox.No)
vLayout.addWidget(self.buttonBox)
def open(self):
self.studyLabel = qt.QLabel('Send %d items to destination' %
len(self.files))
self.layout().addWidget(self.studyLabel)
# Send Parameters
self.dicomFrame = qt.QFrame(self)
self.dicomFormLayout = qt.QFormLayout()
self.dicomFrame.setLayout(self.dicomFormLayout)
self.dicomEntries = {}
self.dicomParameters = {
"Destination Address": self.sendAddress,
"Destination Port": self.sendPort
}
for label in self.dicomParameters.keys():
self.dicomEntries[label] = qt.QLineEdit()
self.dicomEntries[label].text = self.dicomParameters[label]
self.dicomFormLayout.addRow(label + ": ", self.dicomEntries[label])
self.layout().addWidget(self.dicomFrame)
# button box
bbox = qt.QDialogButtonBox(self)
bbox.addButton(bbox.Ok)
bbox.addButton(bbox.Cancel)
bbox.accepted.connect(self.onOk)
bbox.rejected.connect(self.onCancel)
self.layout().addWidget(bbox)
qt.QDialog.open(self)
def __init__(self, parent):
vLayout = qt.QVBoxLayout(parent)
formLayout = qt.QFormLayout()
self.nameEdit = qt.QLineEdit()
formLayout.addRow("Name:", self.nameEdit)
self.categoryEdit = qt.QLineEdit()
formLayout.addRow("Category:", self.categoryEdit)
self.descriptionEdit = qt.QTextEdit()
self.descriptionEdit.acceptRichText = False
formLayout.addRow("Description:", self.descriptionEdit)
self.contributorsList = EditableTreeWidget()
self.contributorsList.rootIsDecorated = False
self.contributorsList.selectionBehavior = qt.QAbstractItemView.SelectRows
self.contributorsList.selectionMode = qt.QAbstractItemView.ExtendedSelection
self.contributorsList.setHeaderLabels(["Name", "Organization"])
formLayout.addRow("Contributors:", self.contributorsList)
vLayout.addLayout(formLayout)
vLayout.addStretch(1)
self.buttonBox = qt.QDialogButtonBox()
self.buttonBox.setStandardButtons(qt.QDialogButtonBox.Ok
| qt.QDialogButtonBox.Cancel)
vLayout.addWidget(self.buttonBox)
def __init__(self, parent):
self.vLayout = qt.QVBoxLayout(parent)
self.formLayout = qt.QFormLayout()
self.componentName = qt.QLineEdit()
self.formLayout.addRow("Name:", self.componentName)
self.componentNameValidator = qt.QRegExpValidator(
qt.QRegExp(r"^[a-zA-Z_][a-zA-Z0-9_]*$"))
self.componentName.setValidator(self.componentNameValidator)
self.componentType = qt.QComboBox()
self.formLayout.addRow("Type:", self.componentType)
self.destination = ctk.ctkPathLineEdit()
self.destination.filters = ctk.ctkPathLineEdit.Dirs
self.formLayout.addRow("Destination:", self.destination)
self.vLayout.addLayout(self.formLayout)
self.vLayout.addStretch(1)
self.buttonBox = qt.QDialogButtonBox()
self.buttonBox.setStandardButtons(qt.QDialogButtonBox.Ok |
qt.QDialogButtonBox.Cancel)
self.vLayout.addWidget(self.buttonBox)
def setupUi(self):
logging.debug('OkDialog.setupUi')
layout = qt.QVBoxLayout()
self.infoLabel = qt.QLabel('')
layout.addWidget(self.infoLabel)
self.buttonBox = qt.QDialogButtonBox()
self.okButton = self.buttonBox.addButton(qt.QDialogButtonBox.Ok)
self.okButton.setStyleSheet('padding: 0px 40px 0px 40px;')
layout.addWidget(self.buttonBox)
self.setLayout(layout)
self.setWindowModality(qt.Qt.ApplicationModal)
def open(self):
self.studyLabel = qt.QLabel('Send %d items to destination' %
len(self.files))
self.layout().addWidget(self.studyLabel)
# Send Parameters
self.dicomFrame = qt.QFrame(self)
self.dicomFormLayout = qt.QFormLayout()
self.dicomFrame.setLayout(self.dicomFormLayout)
self.settings = qt.QSettings()
self.protocolSelectorCombobox = qt.QComboBox()
self.protocolSelectorCombobox.addItems(["DIMSE", "DICOMweb"])
self.protocolSelectorCombobox.setCurrentText(
self.settings.value('DICOM/Send/Protocol', 'DIMSE'))
self.protocolSelectorCombobox.currentIndexChanged.connect(
self.onProtocolSelectorChange)
self.dicomFormLayout.addRow("Protocol: ",
self.protocolSelectorCombobox)
self.serverAETitleEdit = qt.QLineEdit()
self.serverAETitleEdit.setToolTip("AE Title")
self.serverAETitleEdit.text = self.settings.value(
'DICOM/Send/AETitle', 'CTK')
self.dicomFormLayout.addRow("AE Title: ", self.serverAETitleEdit)
# Enable AET only for DIMSE
self.serverAETitleEdit.enabled = self.protocolSelectorCombobox.currentText == 'DIMSE'
self.serverAddressLineEdit = qt.QLineEdit()
self.serverAddressLineEdit.setToolTip(
"Address includes hostname and port number in standard URL format (hostname:port)."
)
self.serverAddressLineEdit.text = self.settings.value(
'DICOM/Send/URL', '')
self.dicomFormLayout.addRow("Destination Address: ",
self.serverAddressLineEdit)
self.layout().addWidget(self.dicomFrame)
# button box
self.bbox = qt.QDialogButtonBox(self)
self.bbox.addButton(self.bbox.Ok)
self.bbox.addButton(self.bbox.Cancel)
self.bbox.accepted.connect(self.onOk)
self.bbox.rejected.connect(self.onCancel)
self.layout().addWidget(self.bbox)
self.progressBar = qt.QProgressBar(self.parent().window())
self.progressBar.hide()
self.dicomFormLayout.addRow(self.progressBar)
qt.QDialog.open(self)
def onCreatePresetPressed(self):
if self.registrationPresetSelector.currentIndex != self.newPresetIndex:
return
self.newPresetBox = qt.QDialog()
self.customPresetLayout = qt.QVBoxLayout()
self.addParameterFile()
addPresetButton = qt.QPushButton("Add more presets...")
addPresetButton.connect("clicked(bool)", self.addParameterFile)
self.customPresetLayout.addWidget(addPresetButton)
self.newPresetBox.setLayout(self.customPresetLayout)
# Add fields to specify descriptions, etc... for that preset (to be included in the XML file)
groupBox = qt.QGroupBox()
formLayout = qt.QFormLayout()
self.contentBox = qt.QLineEdit()
formLayout.addRow("Content: ", self.contentBox)
self.descriptionBox = qt.QLineEdit()
formLayout.addRow("Description: ", self.descriptionBox)
self.idBox = qt.QLineEdit()
formLayout.addRow("Id: ", self.idBox)
self.modalityBox = qt.QLineEdit()
formLayout.addRow("Modality: ", self.modalityBox)
self.publicationsBox = qt.QPlainTextEdit()
formLayout.addRow("Publications: ", self.publicationsBox)
groupBox.setLayout(formLayout)
self.customPresetLayout.addWidget(groupBox)
# Add Ok/Cancel buttons and connect them to the main dialog
buttonBox = qt.QDialogButtonBox()
buttonBox.setStandardButtons(qt.QDialogButtonBox.Ok
| qt.QDialogButtonBox.Cancel)
buttonBox.setCenterButtons(True)
buttonBox.connect("accepted()", self.newPresetBox.accept)
buttonBox.connect("rejected()", self.newPresetBox.reject)
self.customPresetLayout.addWidget(buttonBox)
response = self.newPresetBox.exec_()
if response:
self.createPreset()
def __init__(self, parent):
qt.QDialog.__init__(self, parent)
layout = qt.QVBoxLayout()
self.setLayout(layout)
self.setWindowTitle("User Statistics")
self.settingsUserPanel = slicer.qSlicerSettingsUserInformationPanel()
self.settingsUserPanel.setUserInformation(slicer.app.applicationLogic().GetUserInformation())
layout.addWidget(self.settingsUserPanel)
self.dialogButtons = qt.QDialogButtonBox()
self.dialogButtons.addButton("Confirm user information", qt.QDialogButtonBox.AcceptRole)
self.dialogButtons.addButton("Disable user statistics", qt.QDialogButtonBox.RejectRole)
self.dialogButtons.accepted.connect(self.accept)
self.dialogButtons.rejected.connect(self.reject)
layout.addWidget(self.dialogButtons)
def onEdit(self, action):
dialog = qt.QDialog(slicer.util.mainWindow())
layout = qt.QFormLayout(dialog)
label = qt.QLabel(action['name'])
layout.addRow("Edit properties of:", label )
self.actionInstance = slicer.modules.animatorActionPlugins[action['class']]()
self.actionInstance.gui(action, layout)
buttonBox = qt.QDialogButtonBox()
buttonBox.setStandardButtons(qt.QDialogButtonBox.Ok |
qt.QDialogButtonBox.Cancel)
layout.addRow(buttonBox)
buttonBox.button(qt.QDialogButtonBox.Ok).setToolTip("Use currently selected color node.")
buttonBox.button(qt.QDialogButtonBox.Cancel).setToolTip("Cancel current operation.")
buttonBox.connect("accepted()", lambda action=action : self.accept(dialog, action))
buttonBox.connect("rejected()", dialog, "reject()")
dialog.exec_()
def __init__(self, parent):
vLayout = qt.QVBoxLayout(parent)
self.colorPromptLabel = qt.QLabel()
vLayout.addWidget(self.colorPromptLabel)
self.colorSelectorFrame = qt.QFrame()
self.colorSelectorFrame.objectName = 'ColorSelectorFrame'
self.colorSelectorFrame.setLayout(qt.QHBoxLayout())
vLayout.addWidget(self.colorSelectorFrame)
self.colorSelectorLabel = qt.QLabel()
self.colorSelectorFrame.layout().addWidget(self.colorSelectorLabel)
self.colorSelector = slicer.qMRMLColorTableComboBox()
self.colorSelector.nodeTypes = ["vtkMRMLColorNode"]
self.colorSelector.hideChildNodeTypes = (
"vtkMRMLDiffusionTensorDisplayPropertiesNode",
"vtkMRMLProceduralColorNode", "")
self.colorSelector.addEnabled = False
self.colorSelector.removeEnabled = False
self.colorSelector.noneEnabled = False
self.colorSelector.selectNodeUponCreation = True
self.colorSelector.showHidden = True
self.colorSelector.showChildNodeTypes = True
self.colorSelector.setMRMLScene(slicer.mrmlScene)
self.colorSelector.setToolTip(
"Pick the table of structures you wish to edit")
vLayout.addWidget(self.colorSelector)
self.buttonBox = qt.QDialogButtonBox()
self.buttonBox.setStandardButtons(qt.QDialogButtonBox.Ok
| qt.QDialogButtonBox.Cancel)
vLayout.addWidget(self.buttonBox)
self.buttonBox.button(qt.QDialogButtonBox.Ok).setToolTip(
"Use currently selected color node.")
self.buttonBox.button(
qt.QDialogButtonBox.Cancel).setToolTip("Cancel current operation.")
def setup(self):
ScriptedLoadableModuleWidget.setup(self)
# check if the SlicerVmtk module is installed properly
# self.__vmtkInstalled = SlicerVmtkCommonLib.Helper.CheckIfVmtkIsInstalled()
# Helper.Debug("VMTK found: " + self.__vmtkInstalled)
#
# the I/O panel
#
ioCollapsibleButton = ctk.ctkCollapsibleButton()
ioCollapsibleButton.text = "Input/Output"
self.layout.addWidget(ioCollapsibleButton)
ioFormLayout = qt.QFormLayout(ioCollapsibleButton)
# inputVolume selector
self.__inputVolumeNodeSelector = slicer.qMRMLNodeComboBox()
self.__inputVolumeNodeSelector.objectName = 'inputVolumeNodeSelector'
self.__inputVolumeNodeSelector.toolTip = "Select the input volume."
self.__inputVolumeNodeSelector.nodeTypes = ['vtkMRMLScalarVolumeNode']
self.__inputVolumeNodeSelector.noneEnabled = False
self.__inputVolumeNodeSelector.addEnabled = False
self.__inputVolumeNodeSelector.removeEnabled = False
ioFormLayout.addRow("Input Volume:", self.__inputVolumeNodeSelector)
self.parent.connect('mrmlSceneChanged(vtkMRMLScene*)',
self.__inputVolumeNodeSelector,
'setMRMLScene(vtkMRMLScene*)')
self.__inputVolumeNodeSelector.connect(
'currentNodeChanged(vtkMRMLNode*)', self.onInputVolumeChanged)
# seed selector
self.__seedFiducialsNodeSelector = slicer.qMRMLNodeComboBox()
self.__seedFiducialsNodeSelector.objectName = 'seedFiducialsNodeSelector'
self.__seedFiducialsNodeSelector.toolTip = "Select a fiducial to use as a Seed to detect the maximal diameter."
self.__seedFiducialsNodeSelector.nodeTypes = [
'vtkMRMLMarkupsFiducialNode'
]
self.__seedFiducialsNodeSelector.baseName = "DiameterSeed"
self.__seedFiducialsNodeSelector.noneEnabled = False
self.__seedFiducialsNodeSelector.addEnabled = False
self.__seedFiducialsNodeSelector.removeEnabled = False
ioFormLayout.addRow("Seed in largest Vessel:",
self.__seedFiducialsNodeSelector)
self.parent.connect('mrmlSceneChanged(vtkMRMLScene*)',
self.__seedFiducialsNodeSelector,
'setMRMLScene(vtkMRMLScene*)')
self.__seedFiducialsNodeSelector.connect(
'currentNodeChanged(vtkMRMLNode*)', self.onSeedChanged)
self.__ioAdvancedToggle = qt.QCheckBox("Show Advanced Properties")
self.__ioAdvancedToggle.setChecked(False)
ioFormLayout.addRow(self.__ioAdvancedToggle)
#
# I/O advanced panel
#
self.__ioAdvancedPanel = qt.QFrame(ioCollapsibleButton)
self.__ioAdvancedPanel.hide()
self.__ioAdvancedPanel.setFrameStyle(6)
ioFormLayout.addRow(self.__ioAdvancedPanel)
self.__ioAdvancedToggle.connect("clicked()", self.onIOAdvancedToggle)
ioAdvancedFormLayout = qt.QFormLayout(self.__ioAdvancedPanel)
# lock button
self.__detectPushButton = qt.QPushButton()
self.__detectPushButton.text = "Detect parameters automatically"
self.__detectPushButton.checkable = True
self.__detectPushButton.checked = True
# self.__unLockPushButton.connect("clicked()", self.calculateParameters())
ioAdvancedFormLayout.addRow(self.__detectPushButton)
# outputVolume selector
self.__outputVolumeNodeSelector = slicer.qMRMLNodeComboBox()
self.__outputVolumeNodeSelector.toolTip = "Select the output labelmap."
self.__outputVolumeNodeSelector.nodeTypes = ['vtkMRMLScalarVolumeNode']
self.__outputVolumeNodeSelector.baseName = "VesselnessFiltered"
self.__outputVolumeNodeSelector.noneEnabled = False
self.__outputVolumeNodeSelector.addEnabled = True
self.__outputVolumeNodeSelector.selectNodeUponCreation = True
self.__outputVolumeNodeSelector.removeEnabled = True
ioAdvancedFormLayout.addRow("Output Volume:",
self.__outputVolumeNodeSelector)
self.parent.connect('mrmlSceneChanged(vtkMRMLScene*)',
self.__outputVolumeNodeSelector,
'setMRMLScene(vtkMRMLScene*)')
# previewVolume selector
self.__previewVolumeNodeSelector = slicer.qMRMLNodeComboBox()
self.__previewVolumeNodeSelector.toolTip = "Select the preview volume."
self.__previewVolumeNodeSelector.nodeTypes = [
'vtkMRMLScalarVolumeNode'
]
self.__previewVolumeNodeSelector.baseName = "VesselnessPreview"
self.__previewVolumeNodeSelector.noneEnabled = False
self.__previewVolumeNodeSelector.addEnabled = True
self.__previewVolumeNodeSelector.selectNodeUponCreation = True
self.__previewVolumeNodeSelector.removeEnabled = True
ioAdvancedFormLayout.addRow("Preview Volume:",
self.__previewVolumeNodeSelector)
self.parent.connect('mrmlSceneChanged(vtkMRMLScene*)',
self.__previewVolumeNodeSelector,
'setMRMLScene(vtkMRMLScene*)')
self.__minimumDiameterSpinBox = qt.QSpinBox()
self.__minimumDiameterSpinBox.minimum = 0
self.__minimumDiameterSpinBox.maximum = 1000
self.__minimumDiameterSpinBox.singleStep = 1
self.__minimumDiameterSpinBox.toolTip = "Specify the minimum Diameter manually."
ioAdvancedFormLayout.addRow("Minimum Diameter [vx]:",
self.__minimumDiameterSpinBox)
self.__maximumDiameterSpinBox = qt.QSpinBox()
self.__maximumDiameterSpinBox.minimum = 0
self.__maximumDiameterSpinBox.maximum = 1000
self.__maximumDiameterSpinBox.singleStep = 1
self.__maximumDiameterSpinBox.toolTip = "Specify the maximum Diameter manually."
ioAdvancedFormLayout.addRow("Maximum Diameter [vx]:",
self.__maximumDiameterSpinBox)
# add empty row
ioAdvancedFormLayout.addRow("", qt.QWidget())
# alpha slider
alphaLabel = qt.QLabel()
alphaLabel.text = "more Tubes <-> more Plates" + SlicerVmtkCommonLib.Helper.CreateSpace(
16)
alphaLabel.setAlignment(4)
alphaLabel.toolTip = "A lower value detects tubes rather than plate-like structures."
ioAdvancedFormLayout.addRow(alphaLabel)
self.__alphaSlider = ctk.ctkSliderWidget()
self.__alphaSlider.decimals = 1
self.__alphaSlider.minimum = 0.1
self.__alphaSlider.maximum = 500
self.__alphaSlider.singleStep = 0.1
self.__alphaSlider.toolTip = alphaLabel.toolTip
ioAdvancedFormLayout.addRow(self.__alphaSlider)
# beta slider
betaLabel = qt.QLabel()
betaLabel.text = "more Blobs <-> more Tubes" + SlicerVmtkCommonLib.Helper.CreateSpace(
16)
betaLabel.setAlignment(4)
betaLabel.toolTip = "A higher value detects tubes rather than blobs."
ioAdvancedFormLayout.addRow(betaLabel)
self.__betaSlider = ctk.ctkSliderWidget()
self.__betaSlider.decimals = 1
self.__betaSlider.minimum = 0.1
self.__betaSlider.maximum = 500
self.__betaSlider.singleStep = 0.1
self.__betaSlider.toolTip = betaLabel.toolTip
ioAdvancedFormLayout.addRow(self.__betaSlider)
# contrast slider
contrastLabel = qt.QLabel()
contrastLabel.text = "low Input Contrast <-> high Input Contrast" + SlicerVmtkCommonLib.Helper.CreateSpace(
14)
contrastLabel.setAlignment(4)
contrastLabel.toolTip = "If the intensity contrast in the input image between vessel and background is high, choose a high value else choose a low value."
ioAdvancedFormLayout.addRow(contrastLabel)
self.__contrastSlider = ctk.ctkSliderWidget()
self.__contrastSlider.decimals = 0
self.__contrastSlider.minimum = 0
self.__contrastSlider.maximum = 500
self.__contrastSlider.singleStep = 10
self.__contrastSlider.toolTip = contrastLabel.toolTip
ioAdvancedFormLayout.addRow(self.__contrastSlider)
#
# Reset, preview and apply buttons
#
self.__buttonBox = qt.QDialogButtonBox()
self.__resetButton = self.__buttonBox.addButton(
self.__buttonBox.RestoreDefaults)
self.__resetButton.toolTip = "Click to reset all input elements to default."
self.__previewButton = self.__buttonBox.addButton(
self.__buttonBox.Discard)
self.__previewButton.setIcon(qt.QIcon())
self.__previewButton.text = "Preview.."
self.__previewButton.toolTip = "Click to refresh the preview."
self.__startButton = self.__buttonBox.addButton(self.__buttonBox.Apply)
self.__startButton.setIcon(qt.QIcon())
self.__startButton.text = "Start!"
self.__startButton.enabled = False
self.__startButton.toolTip = "Click to start the filtering."
self.layout.addWidget(self.__buttonBox)
self.__resetButton.connect("clicked()", self.restoreDefaults)
self.__previewButton.connect("clicked()", self.onRefreshButtonClicked)
self.__startButton.connect("clicked()", self.onStartButtonClicked)
self.__inputVolumeNodeSelector.setMRMLScene(slicer.mrmlScene)
self.__seedFiducialsNodeSelector.setMRMLScene(slicer.mrmlScene)
self.__outputVolumeNodeSelector.setMRMLScene(slicer.mrmlScene)
self.__previewVolumeNodeSelector.setMRMLScene(slicer.mrmlScene)
# be ready for events
self.__updating = 0
# set default values
self.restoreDefaults()
# compress the layout
self.layout.addStretch(1)
def setup(self):
ScriptedLoadableModuleWidget.setup(self)
# check if the SlicerVmtk module is installed properly
# self.__vmtkInstalled = SlicerVmtkCommonLib.Helper.CheckIfVmtkIsInstalled()
# Helper.Debug("VMTK found: " + self.__vmtkInstalled)
#
# the I/O panel
#
ioCollapsibleButton = ctk.ctkCollapsibleButton()
ioCollapsibleButton.text = "Input/Output"
self.layout.addWidget(ioCollapsibleButton)
ioFormLayout = qt.QFormLayout(ioCollapsibleButton)
# inputVolume selector
self.__inputVolumeNodeSelector = slicer.qMRMLNodeComboBox()
self.__inputVolumeNodeSelector.objectName = 'inputVolumeNodeSelector'
self.__inputVolumeNodeSelector.toolTip = "Select the input volume. This should always be the original image and not a vesselness image, if possible."
self.__inputVolumeNodeSelector.nodeTypes = ['vtkMRMLScalarVolumeNode']
self.__inputVolumeNodeSelector.noneEnabled = False
self.__inputVolumeNodeSelector.addEnabled = False
self.__inputVolumeNodeSelector.removeEnabled = False
ioFormLayout.addRow("Input Volume:", self.__inputVolumeNodeSelector)
self.parent.connect('mrmlSceneChanged(vtkMRMLScene*)',
self.__inputVolumeNodeSelector,
'setMRMLScene(vtkMRMLScene*)')
self.__inputVolumeNodeSelector.connect(
'currentNodeChanged(vtkMRMLNode*)', self.onInputVolumeChanged)
self.__inputVolumeNodeSelector.connect('nodeActivated(vtkMRMLNode*)',
self.onInputVolumeChanged)
# seed selector
self.__seedFiducialsNodeSelector = slicer.qMRMLNodeComboBox()
self.__seedFiducialsNodeSelector.objectName = 'seedFiducialsNodeSelector'
self.__seedFiducialsNodeSelector.toolTip = "Select a hierarchy containing the fiducials to use as Seeds."
self.__seedFiducialsNodeSelector.nodeTypes = [
'vtkMRMLMarkupsFiducialNode'
]
self.__seedFiducialsNodeSelector.baseName = "Seeds"
self.__seedFiducialsNodeSelector.noneEnabled = False
self.__seedFiducialsNodeSelector.addEnabled = False
self.__seedFiducialsNodeSelector.removeEnabled = False
ioFormLayout.addRow("Seeds:", self.__seedFiducialsNodeSelector)
self.parent.connect('mrmlSceneChanged(vtkMRMLScene*)',
self.__seedFiducialsNodeSelector,
'setMRMLScene(vtkMRMLScene*)')
self.__ioAdvancedToggle = qt.QCheckBox("Show Advanced I/O Properties")
self.__ioAdvancedToggle.setChecked(False)
ioFormLayout.addRow(self.__ioAdvancedToggle)
#
# I/O advanced panel
#
self.__ioAdvancedPanel = qt.QFrame(ioCollapsibleButton)
self.__ioAdvancedPanel.hide()
self.__ioAdvancedPanel.setFrameStyle(6)
ioFormLayout.addRow(self.__ioAdvancedPanel)
self.__ioAdvancedToggle.connect("clicked()", self.onIOAdvancedToggle)
ioAdvancedFormLayout = qt.QFormLayout(self.__ioAdvancedPanel)
# inputVolume selector
self.__vesselnessVolumeNodeSelector = slicer.qMRMLNodeComboBox()
self.__vesselnessVolumeNodeSelector.objectName = 'vesselnessVolumeNodeSelector'
self.__vesselnessVolumeNodeSelector.toolTip = "Select the input vesselness volume. This is optional input."
self.__vesselnessVolumeNodeSelector.nodeTypes = [
'vtkMRMLScalarVolumeNode'
]
self.__vesselnessVolumeNodeSelector.noneEnabled = True
self.__vesselnessVolumeNodeSelector.addEnabled = False
self.__vesselnessVolumeNodeSelector.removeEnabled = False
ioAdvancedFormLayout.addRow("Vesselness Volume:",
self.__vesselnessVolumeNodeSelector)
self.parent.connect('mrmlSceneChanged(vtkMRMLScene*)',
self.__vesselnessVolumeNodeSelector,
'setMRMLScene(vtkMRMLScene*)')
self.__vesselnessVolumeNodeSelector.setCurrentNode(None)
# stopper selector
self.__stopperFiducialsNodeSelector = slicer.qMRMLNodeComboBox()
self.__stopperFiducialsNodeSelector.objectName = 'stopperFiducialsNodeSelector'
self.__stopperFiducialsNodeSelector.toolTip = "Select a hierarchy containing the fiducials to use as Stoppers. Whenever one stopper is reached, the segmentation stops."
self.__stopperFiducialsNodeSelector.nodeTypes = [
'vtkMRMLMarkupsFiducialNode'
]
self.__stopperFiducialsNodeSelector.baseName = "Stoppers"
self.__stopperFiducialsNodeSelector.noneEnabled = False
self.__stopperFiducialsNodeSelector.addEnabled = True
self.__stopperFiducialsNodeSelector.removeEnabled = False
ioAdvancedFormLayout.addRow("Stoppers:",
self.__stopperFiducialsNodeSelector)
self.parent.connect('mrmlSceneChanged(vtkMRMLScene*)',
self.__stopperFiducialsNodeSelector,
'setMRMLScene(vtkMRMLScene*)')
# outputVolume selector
self.__outputVolumeNodeSelector = slicer.qMRMLNodeComboBox()
self.__outputVolumeNodeSelector.toolTip = "Select the output labelmap."
self.__outputVolumeNodeSelector.nodeTypes = [
'vtkMRMLLabelMapVolumeNode'
]
self.__outputVolumeNodeSelector.baseName = "LevelSetSegmentation"
self.__outputVolumeNodeSelector.noneEnabled = False
self.__outputVolumeNodeSelector.addEnabled = True
self.__outputVolumeNodeSelector.selectNodeUponCreation = True
self.__outputVolumeNodeSelector.removeEnabled = True
ioAdvancedFormLayout.addRow("Output Labelmap:",
self.__outputVolumeNodeSelector)
self.parent.connect('mrmlSceneChanged(vtkMRMLScene*)',
self.__outputVolumeNodeSelector,
'setMRMLScene(vtkMRMLScene*)')
# outputModel selector
self.__outputModelNodeSelector = slicer.qMRMLNodeComboBox()
self.__outputModelNodeSelector.objectName = 'outputModelNodeSelector'
self.__outputModelNodeSelector.toolTip = "Select the output model."
self.__outputModelNodeSelector.nodeTypes = ['vtkMRMLModelNode']
self.__outputModelNodeSelector.baseName = "LevelSetSegmentationModel"
self.__outputModelNodeSelector.hideChildNodeTypes = [
'vtkMRMLMarkupsFiducialNode'
] # hide all annotation nodes
self.__outputModelNodeSelector.noneEnabled = False
self.__outputModelNodeSelector.addEnabled = True
self.__outputModelNodeSelector.selectNodeUponCreation = True
self.__outputModelNodeSelector.removeEnabled = True
ioAdvancedFormLayout.addRow("Output Model:",
self.__outputModelNodeSelector)
self.parent.connect('mrmlSceneChanged(vtkMRMLScene*)',
self.__outputModelNodeSelector,
'setMRMLScene(vtkMRMLScene*)')
#
# the segmentation panel
#
segmentationCollapsibleButton = ctk.ctkCollapsibleButton()
segmentationCollapsibleButton.text = "Segmentation"
self.layout.addWidget(segmentationCollapsibleButton)
segmentationFormLayout = qt.QFormLayout(segmentationCollapsibleButton)
# Threshold slider
thresholdLabel = qt.QLabel()
thresholdLabel.text = "Thresholding" + SlicerVmtkCommonLib.Helper.CreateSpace(
7)
thresholdLabel.toolTip = "Choose the intensity range to segment."
thresholdLabel.setAlignment(4)
segmentationFormLayout.addRow(thresholdLabel)
self.__thresholdSlider = slicer.qMRMLRangeWidget()
segmentationFormLayout.addRow(self.__thresholdSlider)
self.__thresholdSlider.connect('valuesChanged(double,double)',
self.onThresholdSliderChanged)
self.__segmentationAdvancedToggle = qt.QCheckBox(
"Show Advanced Segmentation Properties")
self.__segmentationAdvancedToggle.setChecked(False)
segmentationFormLayout.addRow(self.__segmentationAdvancedToggle)
#
# segmentation advanced panel
#
self.__segmentationAdvancedPanel = qt.QFrame(
segmentationCollapsibleButton)
self.__segmentationAdvancedPanel.hide()
self.__segmentationAdvancedPanel.setFrameStyle(6)
segmentationFormLayout.addRow(self.__segmentationAdvancedPanel)
self.__segmentationAdvancedToggle.connect(
"clicked()", self.onSegmentationAdvancedToggle)
segmentationAdvancedFormLayout = qt.QFormLayout(
self.__segmentationAdvancedPanel)
# inflation slider
inflationLabel = qt.QLabel()
inflationLabel.text = "less inflation <-> more inflation" + SlicerVmtkCommonLib.Helper.CreateSpace(
14)
inflationLabel.setAlignment(4)
inflationLabel.toolTip = "Define how fast the segmentation expands."
segmentationAdvancedFormLayout.addRow(inflationLabel)
self.__inflationSlider = ctk.ctkSliderWidget()
self.__inflationSlider.decimals = 0
self.__inflationSlider.minimum = -100
self.__inflationSlider.maximum = 100
self.__inflationSlider.singleStep = 10
self.__inflationSlider.toolTip = inflationLabel.toolTip
segmentationAdvancedFormLayout.addRow(self.__inflationSlider)
# curvature slider
curvatureLabel = qt.QLabel()
curvatureLabel.text = "less curvature <-> more curvature" + SlicerVmtkCommonLib.Helper.CreateSpace(
14)
curvatureLabel.setAlignment(4)
curvatureLabel.toolTip = "Choose a high curvature to generate a smooth segmentation."
segmentationAdvancedFormLayout.addRow(curvatureLabel)
self.__curvatureSlider = ctk.ctkSliderWidget()
self.__curvatureSlider.decimals = 0
self.__curvatureSlider.minimum = -100
self.__curvatureSlider.maximum = 100
self.__curvatureSlider.singleStep = 10
self.__curvatureSlider.toolTip = curvatureLabel.toolTip
segmentationAdvancedFormLayout.addRow(self.__curvatureSlider)
# attraction slider
attractionLabel = qt.QLabel()
attractionLabel.text = "less attraction to gradient <-> more attraction to gradient" + SlicerVmtkCommonLib.Helper.CreateSpace(
14)
attractionLabel.setAlignment(4)
attractionLabel.toolTip = "Configure how the segmentation travels towards gradient ridges (vessel lumen wall)."
segmentationAdvancedFormLayout.addRow(attractionLabel)
self.__attractionSlider = ctk.ctkSliderWidget()
self.__attractionSlider.decimals = 0
self.__attractionSlider.minimum = -100
self.__attractionSlider.maximum = 100
self.__attractionSlider.singleStep = 10
self.__attractionSlider.toolTip = attractionLabel.toolTip
segmentationAdvancedFormLayout.addRow(self.__attractionSlider)
# iteration spinbox
self.__iterationSpinBox = qt.QSpinBox()
self.__iterationSpinBox.minimum = 0
self.__iterationSpinBox.maximum = 5000
self.__iterationSpinBox.singleStep = 10
self.__iterationSpinBox.toolTip = "Choose the number of evolution iterations."
segmentationAdvancedFormLayout.addRow(
SlicerVmtkCommonLib.Helper.CreateSpace(100) + "Iterations:",
self.__iterationSpinBox)
#
# Reset, preview and apply buttons
#
self.__buttonBox = qt.QDialogButtonBox()
self.__resetButton = self.__buttonBox.addButton(
self.__buttonBox.RestoreDefaults)
self.__resetButton.toolTip = "Click to reset all input elements to default."
self.__previewButton = self.__buttonBox.addButton(
self.__buttonBox.Discard)
self.__previewButton.setIcon(qt.QIcon())
self.__previewButton.text = "Preview.."
self.__previewButton.toolTip = "Click to refresh the preview."
self.__startButton = self.__buttonBox.addButton(self.__buttonBox.Apply)
self.__startButton.setIcon(qt.QIcon())
self.__startButton.text = "Start!"
self.__startButton.enabled = False
self.__startButton.toolTip = "Click to start the filtering."
self.layout.addWidget(self.__buttonBox)
self.__resetButton.connect("clicked()", self.restoreDefaults)
self.__previewButton.connect("clicked()", self.onRefreshButtonClicked)
self.__startButton.connect("clicked()", self.onStartButtonClicked)
self.__inputVolumeNodeSelector.setMRMLScene(slicer.mrmlScene)
self.__seedFiducialsNodeSelector.setMRMLScene(slicer.mrmlScene)
self.__vesselnessVolumeNodeSelector.setMRMLScene(slicer.mrmlScene)
self.__outputVolumeNodeSelector.setMRMLScene(slicer.mrmlScene)
self.__outputModelNodeSelector.setMRMLScene(slicer.mrmlScene)
self.__stopperFiducialsNodeSelector.setMRMLScene(slicer.mrmlScene)
# be ready for events
self.__updating = 0
# set default values
self.restoreDefaults()
# compress the layout
self.layout.addStretch(1)
def setup(self):
ScriptedLoadableModuleWidget.setup(self)
try:
import vtkvmtkSegmentationPython as vtkvmtkSegmentation
except ImportError:
self.layout.addWidget(qt.QLabel("Failed to load VMTK libraries"))
return
#
# the I/O panel
#
ioCollapsibleButton = ctk.ctkCollapsibleButton()
ioCollapsibleButton.text = "Input/Output"
self.layout.addWidget(ioCollapsibleButton)
ioFormLayout = qt.QFormLayout(ioCollapsibleButton)
# inputVolume selector
self.inputVolumeNodeSelector = slicer.qMRMLNodeComboBox()
self.inputVolumeNodeSelector.objectName = 'inputVolumeNodeSelector'
self.inputVolumeNodeSelector.toolTip = "Select the input volume."
self.inputVolumeNodeSelector.nodeTypes = ['vtkMRMLScalarVolumeNode']
self.inputVolumeNodeSelector.noneEnabled = False
self.inputVolumeNodeSelector.addEnabled = False
self.inputVolumeNodeSelector.removeEnabled = False
ioFormLayout.addRow("Input Volume:", self.inputVolumeNodeSelector)
self.parent.connect('mrmlSceneChanged(vtkMRMLScene*)',
self.inputVolumeNodeSelector,
'setMRMLScene(vtkMRMLScene*)')
# seed selector
self.seedFiducialsNodeSelector = slicer.qSlicerSimpleMarkupsWidget()
self.seedFiducialsNodeSelector.objectName = 'seedFiducialsNodeSelector'
self.seedFiducialsNodeSelector = slicer.qSlicerSimpleMarkupsWidget()
self.seedFiducialsNodeSelector.objectName = 'seedFiducialsNodeSelector'
self.seedFiducialsNodeSelector.toolTip = "Select a point in the largest vessel. Preview will be shown around this point. This is point is also used for determining maximum vessel diameter if automatic filtering parameters computation is enabled."
self.seedFiducialsNodeSelector.setNodeBaseName("DiameterSeed")
self.seedFiducialsNodeSelector.tableWidget().hide()
self.seedFiducialsNodeSelector.defaultNodeColor = qt.QColor(255, 0,
0) # red
self.seedFiducialsNodeSelector.markupsSelectorComboBox(
).noneEnabled = False
self.seedFiducialsNodeSelector.markupsPlaceWidget(
).placeMultipleMarkups = slicer.qSlicerMarkupsPlaceWidget.ForcePlaceSingleMarkup
ioFormLayout.addRow("Seed point:", self.seedFiducialsNodeSelector)
self.parent.connect('mrmlSceneChanged(vtkMRMLScene*)',
self.seedFiducialsNodeSelector,
'setMRMLScene(vtkMRMLScene*)')
# outputVolume selector
self.outputVolumeNodeSelector = slicer.qMRMLNodeComboBox()
self.outputVolumeNodeSelector.toolTip = "Select the output labelmap."
self.outputVolumeNodeSelector.nodeTypes = ['vtkMRMLScalarVolumeNode']
self.outputVolumeNodeSelector.baseName = "VesselnessFiltered"
self.outputVolumeNodeSelector.noneEnabled = True
self.outputVolumeNodeSelector.noneDisplay = "Create new volume"
self.outputVolumeNodeSelector.addEnabled = True
self.outputVolumeNodeSelector.selectNodeUponCreation = True
self.outputVolumeNodeSelector.removeEnabled = True
ioFormLayout.addRow("Output Volume:", self.outputVolumeNodeSelector)
self.parent.connect('mrmlSceneChanged(vtkMRMLScene*)',
self.outputVolumeNodeSelector,
'setMRMLScene(vtkMRMLScene*)')
#
# Advanced area
#
self.advancedCollapsibleButton = ctk.ctkCollapsibleButton()
self.advancedCollapsibleButton.text = "Advanced"
self.advancedCollapsibleButton.collapsed = True
self.layout.addWidget(self.advancedCollapsibleButton)
advancedFormLayout = qt.QFormLayout(self.advancedCollapsibleButton)
# previewVolume selector
self.previewVolumeNodeSelector = slicer.qMRMLNodeComboBox()
self.previewVolumeNodeSelector.toolTip = "Select the preview volume."
self.previewVolumeNodeSelector.nodeTypes = ['vtkMRMLScalarVolumeNode']
self.previewVolumeNodeSelector.baseName = "VesselnessPreview"
self.previewVolumeNodeSelector.noneEnabled = True
self.previewVolumeNodeSelector.noneDisplay = "Create new volume"
self.previewVolumeNodeSelector.addEnabled = True
self.previewVolumeNodeSelector.selectNodeUponCreation = True
self.previewVolumeNodeSelector.removeEnabled = True
advancedFormLayout.addRow("Preview volume:",
self.previewVolumeNodeSelector)
self.parent.connect('mrmlSceneChanged(vtkMRMLScene*)',
self.previewVolumeNodeSelector,
'setMRMLScene(vtkMRMLScene*)')
self.displayThresholdSlider = ctk.ctkSliderWidget()
self.displayThresholdSlider.decimals = 2
self.displayThresholdSlider.minimum = 0
self.displayThresholdSlider.maximum = 1.0
self.displayThresholdSlider.singleStep = 0.01
self.displayThresholdSlider.toolTip = "Voxels below this vesselness value will be hidden. It does not change the voxel values, only how the vesselness volume is displayed."
advancedFormLayout.addRow("Display threshold:",
self.displayThresholdSlider)
self.displayThresholdSlider.connect('valueChanged(double)',
self.onDisplayThresholdChanged)
self.previewVolumeDiameterVoxelSlider = ctk.ctkSliderWidget()
self.previewVolumeDiameterVoxelSlider.decimals = 0
self.previewVolumeDiameterVoxelSlider.minimum = 10
self.previewVolumeDiameterVoxelSlider.maximum = 200
self.previewVolumeDiameterVoxelSlider.singleStep = 5
self.previewVolumeDiameterVoxelSlider.suffix = " voxels"
self.previewVolumeDiameterVoxelSlider.toolTip = "Diameter of the preview area in voxels."
advancedFormLayout.addRow("Preview volume size:",
self.previewVolumeDiameterVoxelSlider)
# detect filterint parameters
self.detectPushButton = qt.QPushButton()
self.detectPushButton.text = "Compute vessel diameters and contrast from seed point"
self.detectPushButton.checkable = True
self.detectPushButton.checked = True
advancedFormLayout.addRow(self.detectPushButton)
self.detectPushButton.connect("clicked()", self.onNodeSelectionChanged)
self.minimumDiameterSpinBox = qt.QSpinBox()
self.minimumDiameterSpinBox.minimum = 1
self.minimumDiameterSpinBox.maximum = 1000
self.minimumDiameterSpinBox.singleStep = 1
self.minimumDiameterSpinBox.suffix = " voxels"
self.minimumDiameterSpinBox.enabled = False
self.minimumDiameterSpinBox.toolTip = "Tubular structures that have minimum this diameter will be enhanced."
advancedFormLayout.addRow("Minimum vessel diameter:",
self.minimumDiameterSpinBox)
self.detectPushButton.connect("toggled(bool)",
self.minimumDiameterSpinBox.setDisabled)
self.maximumDiameterSpinBox = qt.QSpinBox()
self.maximumDiameterSpinBox.minimum = 0
self.maximumDiameterSpinBox.maximum = 1000
self.maximumDiameterSpinBox.singleStep = 1
self.maximumDiameterSpinBox.suffix = " voxels"
self.maximumDiameterSpinBox.enabled = False
self.maximumDiameterSpinBox.toolTip = "Tubular structures that have maximum this diameter will be enhanced."
advancedFormLayout.addRow("Maximum vessel diameter:",
self.maximumDiameterSpinBox)
self.detectPushButton.connect("toggled(bool)",
self.maximumDiameterSpinBox.setDisabled)
self.contrastSlider = ctk.ctkSliderWidget()
self.contrastSlider.decimals = 0
self.contrastSlider.minimum = 0
self.contrastSlider.maximum = 500
self.contrastSlider.singleStep = 10
self.contrastSlider.enabled = False
self.contrastSlider.toolTip = "If the intensity contrast in the input image between vessel and background is high, choose a high value else choose a low value."
advancedFormLayout.addRow("Vessel contrast:", self.contrastSlider)
self.detectPushButton.connect("toggled(bool)",
self.contrastSlider.setDisabled)
self.suppressPlatesSlider = ctk.ctkSliderWidget()
self.suppressPlatesSlider.decimals = 0
self.suppressPlatesSlider.minimum = 0
self.suppressPlatesSlider.maximum = 100
self.suppressPlatesSlider.singleStep = 1
self.suppressPlatesSlider.suffix = " %"
self.suppressPlatesSlider.toolTip = "A higher value filters out more plate-like structures."
advancedFormLayout.addRow("Suppress plates:",
self.suppressPlatesSlider)
self.suppressBlobsSlider = ctk.ctkSliderWidget()
self.suppressBlobsSlider.decimals = 0
self.suppressBlobsSlider.minimum = 0
self.suppressBlobsSlider.maximum = 100
self.suppressBlobsSlider.singleStep = 1
self.suppressBlobsSlider.suffix = " %"
self.suppressBlobsSlider.toolTip = "A higher value filters out more blob-like structures."
advancedFormLayout.addRow("Suppress blobs:", self.suppressBlobsSlider)
#
# Reset, preview and apply buttons
#
self.buttonBox = qt.QDialogButtonBox()
self.resetButton = self.buttonBox.addButton(
self.buttonBox.RestoreDefaults)
self.resetButton.toolTip = "Click to reset all input elements to default."
self.previewButton = self.buttonBox.addButton(self.buttonBox.Discard)
self.previewButton.setIcon(qt.QIcon())
self.previewButton.text = "Preview"
self.startButton = self.buttonBox.addButton(self.buttonBox.Apply)
self.startButton.setIcon(qt.QIcon())
self.startButton.text = "Start"
self.startButton.enabled = False
self.layout.addWidget(self.buttonBox)
self.resetButton.connect("clicked()", self.restoreDefaults)
self.previewButton.connect("clicked()", self.onPreviewButtonClicked)
self.startButton.connect("clicked()", self.onStartButtonClicked)
self.inputVolumeNodeSelector.setMRMLScene(slicer.mrmlScene)
self.seedFiducialsNodeSelector.setMRMLScene(slicer.mrmlScene)
self.outputVolumeNodeSelector.setMRMLScene(slicer.mrmlScene)
self.previewVolumeNodeSelector.setMRMLScene(slicer.mrmlScene)
self.inputVolumeNodeSelector.connect(
"currentNodeChanged(vtkMRMLNode*)", self.onNodeSelectionChanged)
self.seedFiducialsNodeSelector.markupsSelectorComboBox().connect(
"currentNodeChanged(vtkMRMLNode*)", self.onNodeSelectionChanged)
self.seedFiducialsNodeSelector.connect("updateFinished()",
self.onNodeSelectionChanged)
# set default values
self.restoreDefaults()
self.onNodeSelectionChanged()
# compress the layout
self.layout.addStretch(1)
def setup( self ):
ScriptedLoadableModuleWidget.setup(self)
# check if the SlicerVmtk module is installed properly
# self.__vmtkInstalled = SlicerVmtkCommonLib.Helper.CheckIfVmtkIsInstalled()
# Helper.Debug("VMTK found: " + self.__vmtkInstalled)
#
# the I/O panel
#
ioCollapsibleButton = ctk.ctkCollapsibleButton()
ioCollapsibleButton.text = "Input/Output"
self.layout.addWidget( ioCollapsibleButton )
ioFormLayout = qt.QFormLayout( ioCollapsibleButton )
# inputVolume selector
self.__inputModelNodeSelector = slicer.qMRMLNodeComboBox()
self.__inputModelNodeSelector.objectName = 'inputModelNodeSelector'
self.__inputModelNodeSelector.toolTip = "Select the input model."
self.__inputModelNodeSelector.nodeTypes = ['vtkMRMLModelNode']
self.__inputModelNodeSelector.hideChildNodeTypes = ['vtkMRMLAnnotationNode'] # hide all annotation nodes
self.__inputModelNodeSelector.noneEnabled = False
self.__inputModelNodeSelector.addEnabled = False
self.__inputModelNodeSelector.removeEnabled = False
ioFormLayout.addRow( "Input Model:", self.__inputModelNodeSelector )
self.parent.connect( 'mrmlSceneChanged(vtkMRMLScene*)',
self.__inputModelNodeSelector, 'setMRMLScene(vtkMRMLScene*)' )
self.__inputModelNodeSelector.connect( 'currentNodeChanged(vtkMRMLNode*)', self.onInputModelChanged )
# seed selector
self.__seedFiducialsNodeSelector = slicer.qMRMLNodeComboBox()
self.__seedFiducialsNodeSelector.objectName = 'seedFiducialsNodeSelector'
self.__seedFiducialsNodeSelector.toolTip = "Select a fiducial to use as the origin of the Centerline."
self.__seedFiducialsNodeSelector.nodeTypes = ['vtkMRMLMarkupsFiducialNode']
self.__seedFiducialsNodeSelector.baseName = "OriginSeed"
self.__seedFiducialsNodeSelector.noneEnabled = False
self.__seedFiducialsNodeSelector.addEnabled = False
self.__seedFiducialsNodeSelector.removeEnabled = False
ioFormLayout.addRow( "Start Point:", self.__seedFiducialsNodeSelector )
self.parent.connect( 'mrmlSceneChanged(vtkMRMLScene*)',
self.__seedFiducialsNodeSelector, 'setMRMLScene(vtkMRMLScene*)' )
self.__seedFiducialsNodeSelector.connect( 'currentNodeChanged(vtkMRMLNode*)', self.onSeedChanged )
self.__ioAdvancedToggle = qt.QCheckBox( "Show Advanced Properties" )
self.__ioAdvancedToggle.setChecked( False )
ioFormLayout.addRow( self.__ioAdvancedToggle )
#
# I/O advanced panel
#
self.__ioAdvancedPanel = qt.QFrame( ioCollapsibleButton )
self.__ioAdvancedPanel.hide()
self.__ioAdvancedPanel.setFrameStyle( 6 )
ioFormLayout.addRow( self.__ioAdvancedPanel )
self.__ioAdvancedToggle.connect( "clicked()", self.onIOAdvancedToggle )
ioAdvancedFormLayout = qt.QFormLayout( self.__ioAdvancedPanel )
# outputModel selector
self.__outputModelNodeSelector = slicer.qMRMLNodeComboBox()
self.__outputModelNodeSelector.objectName = 'outputModelNodeSelector'
self.__outputModelNodeSelector.toolTip = "Select the output model for the Centerlines."
self.__outputModelNodeSelector.nodeTypes = ['vtkMRMLModelNode']
self.__outputModelNodeSelector.baseName = "CenterlineComputationModel"
self.__outputModelNodeSelector.hideChildNodeTypes = ['vtkMRMLAnnotationNode'] # hide all annotation nodes
self.__outputModelNodeSelector.noneEnabled = False
self.__outputModelNodeSelector.addEnabled = True
self.__outputModelNodeSelector.selectNodeUponCreation = True
self.__outputModelNodeSelector.removeEnabled = True
ioAdvancedFormLayout.addRow( "Output Centerline Model:", self.__outputModelNodeSelector )
self.parent.connect( 'mrmlSceneChanged(vtkMRMLScene*)',
self.__outputModelNodeSelector, 'setMRMLScene(vtkMRMLScene*)' )
# voronoiModel selector
self.__voronoiModelNodeSelector = slicer.qMRMLNodeComboBox()
self.__voronoiModelNodeSelector.objectName = 'voronoiModelNodeSelector'
self.__voronoiModelNodeSelector.toolTip = "Select the output model for the Voronoi Diagram."
self.__voronoiModelNodeSelector.nodeTypes = ['vtkMRMLModelNode']
self.__voronoiModelNodeSelector.baseName = "VoronoiModel"
self.__voronoiModelNodeSelector.hideChildNodeTypes = ['vtkMRMLAnnotationNode'] # hide all annotation nodes
self.__voronoiModelNodeSelector.noneEnabled = False
self.__voronoiModelNodeSelector.addEnabled = True
self.__voronoiModelNodeSelector.selectNodeUponCreation = True
self.__voronoiModelNodeSelector.removeEnabled = True
ioAdvancedFormLayout.addRow( "Output Voronoi Model:", self.__voronoiModelNodeSelector )
self.parent.connect( 'mrmlSceneChanged(vtkMRMLScene*)',
self.__voronoiModelNodeSelector, 'setMRMLScene(vtkMRMLScene*)' )
#
# Reset, preview and apply buttons
#
self.__buttonBox = qt.QDialogButtonBox()
self.__resetButton = self.__buttonBox.addButton( self.__buttonBox.RestoreDefaults )
self.__resetButton.toolTip = "Click to reset all input elements to default."
self.__previewButton = self.__buttonBox.addButton( self.__buttonBox.Discard )
self.__previewButton.setIcon( qt.QIcon() )
self.__previewButton.text = "Preview.."
self.__previewButton.toolTip = "Click to refresh the preview."
self.__startButton = self.__buttonBox.addButton( self.__buttonBox.Apply )
self.__startButton.setIcon( qt.QIcon() )
self.__startButton.text = "Start!"
self.__startButton.enabled = False
self.__startButton.toolTip = "Click to start the filtering."
self.layout.addWidget( self.__buttonBox )
self.__resetButton.connect( "clicked()", self.restoreDefaults )
self.__previewButton.connect( "clicked()", self.onRefreshButtonClicked )
self.__startButton.connect( "clicked()", self.onStartButtonClicked )
self.__inputModelNodeSelector.setMRMLScene( slicer.mrmlScene )
self.__seedFiducialsNodeSelector.setMRMLScene( slicer.mrmlScene )
self.__outputModelNodeSelector.setMRMLScene( slicer.mrmlScene )
self.__voronoiModelNodeSelector.setMRMLScene( slicer.mrmlScene )
# be ready for events
self.__updating = 0
# set default values
self.restoreDefaults()
# compress the layout
self.layout.addStretch( 1 )
def setup(self):
ScriptedLoadableModuleWidget.setup(self)
#
# the I/O panel
#
inputsCollapsibleButton = ctk.ctkCollapsibleButton()
inputsCollapsibleButton.text = "Inputs"
self.layout.addWidget(inputsCollapsibleButton)
inputsFormLayout = qt.QFormLayout(inputsCollapsibleButton)
# inputVolume selector
self.inputVolumeNodeSelector = slicer.qMRMLNodeComboBox()
self.inputVolumeNodeSelector.objectName = 'inputVolumeNodeSelector'
self.inputVolumeNodeSelector.toolTip = "Select the input volume. This should always be the original image and not a vesselness image, if possible."
self.inputVolumeNodeSelector.nodeTypes = ['vtkMRMLScalarVolumeNode']
self.inputVolumeNodeSelector.noneEnabled = False
self.inputVolumeNodeSelector.addEnabled = False
self.inputVolumeNodeSelector.removeEnabled = False
inputsFormLayout.addRow("Input Volume:", self.inputVolumeNodeSelector)
self.parent.connect('mrmlSceneChanged(vtkMRMLScene*)',
self.inputVolumeNodeSelector,
'setMRMLScene(vtkMRMLScene*)')
self.inputVolumeNodeSelector.connect(
'currentNodeChanged(vtkMRMLNode*)', self.onInputVolumeChanged)
# vesselnessVolume selector
self.vesselnessVolumeNodeSelector = slicer.qMRMLNodeComboBox()
self.vesselnessVolumeNodeSelector.objectName = 'vesselnessVolumeNodeSelector'
self.vesselnessVolumeNodeSelector.toolTip = "Select the input vesselness volume."
self.vesselnessVolumeNodeSelector.nodeTypes = [
'vtkMRMLScalarVolumeNode'
]
self.vesselnessVolumeNodeSelector.noneEnabled = True
self.vesselnessVolumeNodeSelector.addEnabled = False
self.vesselnessVolumeNodeSelector.removeEnabled = False
inputsFormLayout.addRow("Vesselness Volume:",
self.vesselnessVolumeNodeSelector)
self.parent.connect('mrmlSceneChanged(vtkMRMLScene*)',
self.vesselnessVolumeNodeSelector,
'setMRMLScene(vtkMRMLScene*)')
self.vesselnessVolumeNodeSelector.connect(
'currentNodeChanged(vtkMRMLNode*)', self.onVesselnessVolumeChanged)
self.vesselnessVolumeNodeSelector.setCurrentNode(None)
# seed selector
self.seedFiducialsNodeSelector = slicer.qSlicerSimpleMarkupsWidget()
self.seedFiducialsNodeSelector.objectName = 'seedFiducialsNodeSelector'
self.seedFiducialsNodeSelector.toolTip = "Select start and end point of the vessel branch. Only the first and last point in the list are used."
self.seedFiducialsNodeSelector.defaultNodeColor = qt.QColor(
0, 0, 255) # blue
self.seedFiducialsNodeSelector.jumpToSliceEnabled = True
self.seedFiducialsNodeSelector.markupsPlaceWidget(
).placeMultipleMarkups = slicer.qSlicerMarkupsPlaceWidget.ForcePlaceMultipleMarkups
self.seedFiducialsNodeSelector.setNodeBaseName("seeds")
self.seedFiducialsNodeSelector.markupsSelectorComboBox(
).baseName = "Seeds"
self.seedFiducialsNodeSelector.markupsSelectorComboBox(
).noneEnabled = False
self.seedFiducialsNodeSelector.markupsSelectorComboBox(
).removeEnabled = True
inputsFormLayout.addRow("Seeds:", self.seedFiducialsNodeSelector)
self.parent.connect('mrmlSceneChanged(vtkMRMLScene*)',
self.seedFiducialsNodeSelector,
'setMRMLScene(vtkMRMLScene*)')
# stopper selector
self.stopperFiducialsNodeSelector = slicer.qSlicerSimpleMarkupsWidget()
self.stopperFiducialsNodeSelector.objectName = 'stopperFiducialsNodeSelector'
self.stopperFiducialsNodeSelector.toolTip = "(Optional) Select a hierarchy containing the fiducials to use as Stoppers. Whenever one stopper is reached, the segmentation stops."
self.stopperFiducialsNodeSelector.defaultNodeColor = qt.QColor(
0, 0, 255) # blue
self.stopperFiducialsNodeSelector.setNodeBaseName("seeds")
self.stopperFiducialsNodeSelector.tableWidget().hide()
self.stopperFiducialsNodeSelector.markupsSelectorComboBox(
).baseName = "Stoppers"
self.stopperFiducialsNodeSelector.markupsSelectorComboBox(
).noneEnabled = True
self.stopperFiducialsNodeSelector.markupsSelectorComboBox(
).removeEnabled = True
inputsFormLayout.addRow("Stoppers:", self.stopperFiducialsNodeSelector)
self.parent.connect('mrmlSceneChanged(vtkMRMLScene*)',
self.stopperFiducialsNodeSelector,
'setMRMLScene(vtkMRMLScene*)')
#
# Outputs
#
outputsCollapsibleButton = ctk.ctkCollapsibleButton()
outputsCollapsibleButton.text = "Outputs"
self.layout.addWidget(outputsCollapsibleButton)
outputsFormLayout = qt.QFormLayout(outputsCollapsibleButton)
# outputVolume selector
self.outputVolumeNodeSelector = slicer.qMRMLNodeComboBox()
self.outputVolumeNodeSelector.toolTip = "Select the output labelmap."
self.outputVolumeNodeSelector.nodeTypes = ['vtkMRMLLabelMapVolumeNode']
self.outputVolumeNodeSelector.baseName = "LevelSetSegmentation"
self.outputVolumeNodeSelector.noneEnabled = False
self.outputVolumeNodeSelector.addEnabled = True
self.outputVolumeNodeSelector.selectNodeUponCreation = True
self.outputVolumeNodeSelector.removeEnabled = True
outputsFormLayout.addRow("Output Labelmap:",
self.outputVolumeNodeSelector)
self.parent.connect('mrmlSceneChanged(vtkMRMLScene*)',
self.outputVolumeNodeSelector,
'setMRMLScene(vtkMRMLScene*)')
# outputModel selector
self.outputModelNodeSelector = slicer.qMRMLNodeComboBox()
self.outputModelNodeSelector.objectName = 'outputModelNodeSelector'
self.outputModelNodeSelector.toolTip = "Select the output model."
self.outputModelNodeSelector.nodeTypes = ['vtkMRMLModelNode']
self.outputModelNodeSelector.hideChildNodeTypes = [
'vtkMRMLAnnotationNode'
] # hide all annotation nodes
self.outputModelNodeSelector.baseName = "LevelSetSegmentationModel"
self.outputModelNodeSelector.noneEnabled = False
self.outputModelNodeSelector.addEnabled = True
self.outputModelNodeSelector.selectNodeUponCreation = True
self.outputModelNodeSelector.removeEnabled = True
outputsFormLayout.addRow("Output Model:", self.outputModelNodeSelector)
self.parent.connect('mrmlSceneChanged(vtkMRMLScene*)',
self.outputModelNodeSelector,
'setMRMLScene(vtkMRMLScene*)')
#
# the segmentation panel
#
segmentationCollapsibleButton = ctk.ctkCollapsibleButton()
segmentationCollapsibleButton.text = "Segmentation"
self.layout.addWidget(segmentationCollapsibleButton)
segmentationFormLayout = qt.QFormLayout(segmentationCollapsibleButton)
# Threshold slider
thresholdLabel = qt.QLabel()
thresholdLabel.text = "Thresholding" + (' ' * 7)
thresholdLabel.toolTip = "Choose the intensity range to segment."
thresholdLabel.setAlignment(4)
segmentationFormLayout.addRow(thresholdLabel)
self.thresholdSlider = slicer.qMRMLRangeWidget()
segmentationFormLayout.addRow(self.thresholdSlider)
self.thresholdSlider.connect('valuesChanged(double,double)',
self.onThresholdSliderChanged)
self.segmentationAdvancedToggle = qt.QCheckBox(
"Show Advanced Segmentation Properties")
self.segmentationAdvancedToggle.setChecked(False)
segmentationFormLayout.addRow(self.segmentationAdvancedToggle)
#
# segmentation advanced panel
#
self.segmentationAdvancedPanel = qt.QFrame(
segmentationCollapsibleButton)
self.segmentationAdvancedPanel.hide()
self.segmentationAdvancedPanel.setFrameStyle(6)
segmentationFormLayout.addRow(self.segmentationAdvancedPanel)
self.segmentationAdvancedToggle.connect(
"clicked()", self.onSegmentationAdvancedToggle)
segmentationAdvancedFormLayout = qt.QFormLayout(
self.segmentationAdvancedPanel)
# inflation slider
inflationLabel = qt.QLabel()
inflationLabel.text = "less inflation <-> more inflation" + (' ' * 14)
inflationLabel.setAlignment(4)
inflationLabel.toolTip = "Define how fast the segmentation expands."
segmentationAdvancedFormLayout.addRow(inflationLabel)
self.inflationSlider = ctk.ctkSliderWidget()
self.inflationSlider.decimals = 0
self.inflationSlider.minimum = -100
self.inflationSlider.maximum = 100
self.inflationSlider.singleStep = 10
self.inflationSlider.toolTip = inflationLabel.toolTip
segmentationAdvancedFormLayout.addRow(self.inflationSlider)
# curvature slider
curvatureLabel = qt.QLabel()
curvatureLabel.text = "less curvature <-> more curvature" + (' ' * 14)
curvatureLabel.setAlignment(4)
curvatureLabel.toolTip = "Choose a high curvature to generate a smooth segmentation."
segmentationAdvancedFormLayout.addRow(curvatureLabel)
self.curvatureSlider = ctk.ctkSliderWidget()
self.curvatureSlider.decimals = 0
self.curvatureSlider.minimum = -100
self.curvatureSlider.maximum = 100
self.curvatureSlider.singleStep = 10
self.curvatureSlider.toolTip = curvatureLabel.toolTip
segmentationAdvancedFormLayout.addRow(self.curvatureSlider)
# attraction slider
attractionLabel = qt.QLabel()
attractionLabel.text = "less attraction to gradient <-> more attraction to gradient" + (
' ' * 14)
attractionLabel.setAlignment(4)
attractionLabel.toolTip = "Configure how the segmentation travels towards gradient ridges (vessel lumen wall)."
segmentationAdvancedFormLayout.addRow(attractionLabel)
self.attractionSlider = ctk.ctkSliderWidget()
self.attractionSlider.decimals = 0
self.attractionSlider.minimum = -100
self.attractionSlider.maximum = 100
self.attractionSlider.singleStep = 10
self.attractionSlider.toolTip = attractionLabel.toolTip
segmentationAdvancedFormLayout.addRow(self.attractionSlider)
# iteration spinbox
self.iterationSpinBox = qt.QSpinBox()
self.iterationSpinBox.minimum = 0
self.iterationSpinBox.maximum = 5000
self.iterationSpinBox.singleStep = 10
self.iterationSpinBox.toolTip = "Choose the number of evolution iterations."
segmentationAdvancedFormLayout.addRow((' ' * 100) + "Iterations:",
self.iterationSpinBox)
#
# Reset, preview and apply buttons
#
self.buttonBox = qt.QDialogButtonBox()
self.resetButton = self.buttonBox.addButton(
self.buttonBox.RestoreDefaults)
self.resetButton.toolTip = "Click to reset all input elements to default."
self.previewButton = self.buttonBox.addButton(self.buttonBox.Discard)
self.previewButton.setIcon(qt.QIcon())
self.previewButton.text = "Preview"
self.previewButton.toolTip = "Click to refresh the preview."
self.startButton = self.buttonBox.addButton(self.buttonBox.Apply)
self.startButton.setIcon(qt.QIcon())
self.startButton.text = "Start"
self.startButton.enabled = False
self.startButton.toolTip = "Click to start the filtering."
self.layout.addWidget(self.buttonBox)
self.resetButton.connect("clicked()", self.restoreDefaults)
self.previewButton.connect("clicked()", self.onPreviewButtonClicked)
self.startButton.connect("clicked()", self.onStartButtonClicked)
self.inputVolumeNodeSelector.setMRMLScene(slicer.mrmlScene)
self.seedFiducialsNodeSelector.setMRMLScene(slicer.mrmlScene)
self.vesselnessVolumeNodeSelector.setMRMLScene(slicer.mrmlScene)
self.outputVolumeNodeSelector.setMRMLScene(slicer.mrmlScene)
self.outputModelNodeSelector.setMRMLScene(slicer.mrmlScene)
self.stopperFiducialsNodeSelector.setMRMLScene(slicer.mrmlScene)
# set default values
self.restoreDefaults()
self.onInputVolumeChanged()
# compress the layout
self.layout.addStretch(1)
def setup(self):
ScriptedLoadableModuleWidget.setup(self)
#
# Inputs
#
inputsCollapsibleButton = ctk.ctkCollapsibleButton()
inputsCollapsibleButton.text = "Inputs"
self.layout.addWidget(inputsCollapsibleButton)
inputsFormLayout = qt.QFormLayout(inputsCollapsibleButton)
# inputVolume selector
self.inputModelNodeSelector = slicer.qMRMLNodeComboBox()
self.inputModelNodeSelector.objectName = 'inputModelNodeSelector'
self.inputModelNodeSelector.toolTip = "Select the input model."
self.inputModelNodeSelector.nodeTypes = ['vtkMRMLModelNode']
self.inputModelNodeSelector.hideChildNodeTypes = ['vtkMRMLAnnotationNode'] # hide all annotation nodes
self.inputModelNodeSelector.noneEnabled = False
self.inputModelNodeSelector.addEnabled = False
self.inputModelNodeSelector.removeEnabled = False
inputsFormLayout.addRow("Vessel tree model:", self.inputModelNodeSelector)
self.parent.connect('mrmlSceneChanged(vtkMRMLScene*)',
self.inputModelNodeSelector, 'setMRMLScene(vtkMRMLScene*)')
# seed selector
self.seedFiducialsNodeSelector = slicer.qSlicerSimpleMarkupsWidget()
self.seedFiducialsNodeSelector.objectName = 'seedFiducialsNodeSelector'
self.seedFiducialsNodeSelector = slicer.qSlicerSimpleMarkupsWidget()
self.seedFiducialsNodeSelector.objectName = 'seedFiducialsNodeSelector'
self.seedFiducialsNodeSelector.toolTip = "Select a fiducial to use as the origin of the Centerline."
self.seedFiducialsNodeSelector.setNodeBaseName("OriginSeed")
self.seedFiducialsNodeSelector.defaultNodeColor = qt.QColor(0,255,0)
self.seedFiducialsNodeSelector.tableWidget().hide()
self.seedFiducialsNodeSelector.markupsSelectorComboBox().noneEnabled = False
self.seedFiducialsNodeSelector.markupsPlaceWidget().placeMultipleMarkups = slicer.qSlicerMarkupsPlaceWidget.ForcePlaceSingleMarkup
inputsFormLayout.addRow("Start point:", self.seedFiducialsNodeSelector)
self.parent.connect('mrmlSceneChanged(vtkMRMLScene*)',
self.seedFiducialsNodeSelector, 'setMRMLScene(vtkMRMLScene*)')
#
# Outputs
#
outputsCollapsibleButton = ctk.ctkCollapsibleButton()
outputsCollapsibleButton.text = "Outputs"
self.layout.addWidget(outputsCollapsibleButton)
outputsFormLayout = qt.QFormLayout(outputsCollapsibleButton)
# outputModel selector
self.outputModelNodeSelector = slicer.qMRMLNodeComboBox()
self.outputModelNodeSelector.objectName = 'outputModelNodeSelector'
self.outputModelNodeSelector.toolTip = "Select the output model for the Centerlines."
self.outputModelNodeSelector.nodeTypes = ['vtkMRMLModelNode']
self.outputModelNodeSelector.baseName = "CenterlineComputationModel"
self.outputModelNodeSelector.hideChildNodeTypes = ['vtkMRMLAnnotationNode'] # hide all annotation nodes
self.outputModelNodeSelector.noneEnabled = True
self.outputModelNodeSelector.noneDisplay = "Create new model"
self.outputModelNodeSelector.addEnabled = True
self.outputModelNodeSelector.selectNodeUponCreation = True
self.outputModelNodeSelector.removeEnabled = True
outputsFormLayout.addRow("Centerline model:", self.outputModelNodeSelector)
self.parent.connect('mrmlSceneChanged(vtkMRMLScene*)',
self.outputModelNodeSelector, 'setMRMLScene(vtkMRMLScene*)')
self.outputEndPointsNodeSelector = slicer.qMRMLNodeComboBox()
self.outputEndPointsNodeSelector.objectName = 'outputEndPointsNodeSelector'
self.outputEndPointsNodeSelector.toolTip = "Select the output model for the Centerlines."
self.outputEndPointsNodeSelector.nodeTypes = ['vtkMRMLMarkupsFiducialNode']
self.outputEndPointsNodeSelector.baseName = "Centerline endpoints"
self.outputEndPointsNodeSelector.noneEnabled = True
self.outputEndPointsNodeSelector.noneDisplay = "Create new markups fiducial"
self.outputEndPointsNodeSelector.addEnabled = True
self.outputEndPointsNodeSelector.selectNodeUponCreation = True
self.outputEndPointsNodeSelector.removeEnabled = True
outputsFormLayout.addRow("Centerline endpoints:", self.outputEndPointsNodeSelector)
self.parent.connect('mrmlSceneChanged(vtkMRMLScene*)',
self.outputEndPointsNodeSelector, 'setMRMLScene(vtkMRMLScene*)')
# voronoiModel selector
self.voronoiModelNodeSelector = slicer.qMRMLNodeComboBox()
self.voronoiModelNodeSelector.objectName = 'voronoiModelNodeSelector'
self.voronoiModelNodeSelector.toolTip = "Select the output model for the Voronoi Diagram."
self.voronoiModelNodeSelector.nodeTypes = ['vtkMRMLModelNode']
self.voronoiModelNodeSelector.baseName = "VoronoiModel"
self.voronoiModelNodeSelector.hideChildNodeTypes = ['vtkMRMLAnnotationNode'] # hide all annotation nodes
self.voronoiModelNodeSelector.noneEnabled = True
self.voronoiModelNodeSelector.addEnabled = True
self.voronoiModelNodeSelector.selectNodeUponCreation = True
self.voronoiModelNodeSelector.removeEnabled = True
outputsFormLayout.addRow("Voronoi Model:", self.voronoiModelNodeSelector)
self.parent.connect('mrmlSceneChanged(vtkMRMLScene*)',
self.voronoiModelNodeSelector, 'setMRMLScene(vtkMRMLScene*)')
#
# Reset, preview and apply buttons
#
self.buttonBox = qt.QDialogButtonBox()
self.previewButton = self.buttonBox.addButton(self.buttonBox.Discard)
self.previewButton.setIcon(qt.QIcon())
self.previewButton.text = "Preview"
self.previewButton.toolTip = "Click to refresh the preview."
self.startButton = self.buttonBox.addButton(self.buttonBox.Apply)
self.startButton.setIcon(qt.QIcon())
self.startButton.text = "Start"
self.startButton.enabled = False
self.startButton.toolTip = "Click to start the filtering."
self.layout.addWidget(self.buttonBox)
self.previewButton.connect("clicked()", self.onPreviewButtonClicked)
self.startButton.connect("clicked()", self.onStartButtonClicked)
self.inputModelNodeSelector.setMRMLScene(slicer.mrmlScene)
self.seedFiducialsNodeSelector.setMRMLScene(slicer.mrmlScene)
self.outputModelNodeSelector.setMRMLScene(slicer.mrmlScene)
self.outputEndPointsNodeSelector.setMRMLScene(slicer.mrmlScene)
self.voronoiModelNodeSelector.setMRMLScene(slicer.mrmlScene)
# compress the layout
self.layout.addStretch(1)
