def __init__(self,parent=None, signalManager = None):
OWWidget.__init__(self, parent, signalManager, "Nomogram", 1)
#self.setWFlags(Qt.WResizeNoErase | Qt.WRepaintNoErase) #this works like magic.. no flicker during repaint!
self.parent = parent
# self.setWFlags(self.getWFlags()+Qt.WStyle_Maximize)
self.callbackDeposit = [] # deposit for OWGUI callback functions
self.alignType = 0
self.contType = 0
self.yAxis = 0
self.probability = 0
self.verticalSpacing = 60
self.verticalSpacingContinuous = 100
self.diff_between_ordinal = 30
self.fontSize = 9
self.lineWidth = 1
self.histogram = 0
self.histogram_size = 10
self.data = None
self.cl = None
self.confidence_check = 0
self.confidence_percent = 95
self.sort_type = 0
self.loadSettings()
self.pointsName = ["Total", "Total"]
self.totalPointsName = ["Probability", "Probability"]
self.bnomogram = None
self.inputs=[("Classifier", orange.Classifier, self.classifier), ("Data", Orange.data.Table, self.data)]
self.TargetClassIndex = 0
self.targetCombo = OWGUI.comboBox(self.controlArea, self, "TargetClassIndex", " Target Class ", addSpace=True, tooltip='Select target (prediction) class in the model.', callback = self.setTarget)
self.alignRadio = OWGUI.radioButtonsInBox(self.controlArea, self, 'alignType', ['Align left', 'Align by zero influence'], box='Attribute placement',
tooltips=['Attributes in nomogram are left aligned', 'Attributes are not aligned, top scale represents true (normalized) regression coefficient value'],
addSpace=True,
callback=self.showNomogram)
self.verticalSpacingLabel = OWGUI.spin(self.alignRadio, self, 'verticalSpacing', 15, 200, label = 'Vertical spacing:', orientation = 0, tooltip='Define space (pixels) between adjacent attributes.', callback = self.showNomogram)
self.ContRadio = OWGUI.radioButtonsInBox(self.controlArea, self, 'contType', ['1D projection', '2D curve'], 'Continuous attributes',
tooltips=['Continuous attribute are presented on a single scale', 'Two dimensional space is used to present continuous attributes in nomogram.'],
addSpace=True,
callback=[lambda:self.verticalSpacingContLabel.setDisabled(not self.contType), self.showNomogram])
self.verticalSpacingContLabel = OWGUI.spin(OWGUI.indentedBox(self.ContRadio, sep=OWGUI.checkButtonOffsetHint(self.ContRadio.buttons[-1])), self, 'verticalSpacingContinuous', 15, 200, label = "Height", orientation=0, tooltip='Define space (pixels) between adjacent 2d presentation of attributes.', callback = self.showNomogram)
self.verticalSpacingContLabel.setDisabled(not self.contType)
self.yAxisRadio = OWGUI.radioButtonsInBox(self.controlArea, self, 'yAxis', ['Point scale', 'Log odds ratios'], 'Scale',
tooltips=['values are normalized on a 0-100 point scale','values on top axis show log-linear contribution of attribute to full model'],
addSpace=True,
callback=self.showNomogram)
layoutBox = OWGUI.widgetBox(self.controlArea, "Display", orientation=1, addSpace=True)
self.probabilityCheck = OWGUI.checkBox(layoutBox, self, 'probability', 'Show prediction', tooltip='', callback = self.setProbability)
self.CICheck, self.CILabel = OWGUI.checkWithSpin(layoutBox, self, 'Confidence intervals (%):', min=1, max=99, step = 1, checked='confidence_check', value='confidence_percent', checkCallback=self.showNomogram, spinCallback = self.showNomogram)
self.histogramCheck, self.histogramLabel = OWGUI.checkWithSpin(layoutBox, self, 'Show histogram, size', min=1, max=30, checked='histogram', value='histogram_size', step = 1, tooltip='-(TODO)-', checkCallback=self.showNomogram, spinCallback = self.showNomogram)
OWGUI.separator(layoutBox)
self.sortOptions = ["No sorting", "Absolute importance", "Positive influence", "Negative influence"]
self.sortBox = OWGUI.comboBox(layoutBox, self, "sort_type", label="Sort by ", items=self.sortOptions, callback = self.sortNomogram, orientation="horizontal")
OWGUI.rubber(self.controlArea)
self.connect(self.graphButton, SIGNAL("clicked()"), self.menuItemPrinter)
#add a graph widget
self.header = OWNomogramHeader(None, self.mainArea)
self.header.setFixedHeight(60)
self.header.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.header.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.graph = OWNomogramGraph(self.bnomogram, self.mainArea)
self.graph.setMinimumWidth(200)
self.graph.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.footer = OWNomogramHeader(None, self.mainArea)
self.footer.setFixedHeight(60*2+10)
self.footer.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.footer.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.mainArea.layout().addWidget(self.header)
self.mainArea.layout().addWidget(self.graph)
self.mainArea.layout().addWidget(self.footer)
self.resize(700,500)
#self.repaint()
#self.update()
# mouse pressed flag
self.mousepr = False
def __init__(self, parent=None, signalManager=None,
title="Venn Diagram"):
super(OWVennDiagram, self).__init__(parent, signalManager, title,
wantGraph=True)
self.autocommit = False
# Selected disjoint subset indices
self.selection = []
# Stored input set hints
# {(index, inputname, attributes): (selectedattrname, itemsettitle)}
# The 'selectedattrname' can be None
self.inputhints = {}
# Use identifier columns for instance matching
self.useidentifiers = 1
self.loadSettings()
# Output changed flag
self._changed = False
# Diagram update is in progress
self._updating = False
# Input update is in progress
self._inputUpdate = False
# All input tables have the same domain.
self.samedomain = True
# Input datasets in the order they were 'connected'.
self.data = OrderedDict()
# Extracted input item sets in the order they were 'connected'
self.itemsets = OrderedDict()
# GUI
box = OWGUI.widgetBox(self.controlArea, "Info")
self.info = OWGUI.widgetLabel(box, "No data on input\n")
self.identifiersBox = OWGUI.radioButtonsInBox(
self.controlArea, self, "useidentifiers", [],
box="Data Instance Identifiers",
callback=self._on_useidentifiersChanged
)
self.useequalityButton = OWGUI.appendRadioButton(
self.identifiersBox, self, "useidentifiers",
"Use instance equality"
)
rb = OWGUI.appendRadioButton(
self.identifiersBox, self, "useidentifiers",
"Use identifiers"
)
self.inputsBox = OWGUI.indentedBox(
self.identifiersBox, sep=OWGUI.checkButtonOffsetHint(rb)
)
self.inputsBox.setEnabled(self.useidentifiers == 1)
for i in range(5):
box = OWGUI.widgetBox(self.inputsBox, "Data set #%i" % (i + 1),
flat=True)
model = OWItemModels.VariableListModel(parent=self)
cb = QComboBox()
cb.setModel(model)
cb.activated[int].connect(self._on_inputAttrActivated)
box.setEnabled(False)
# Store the combo in the box for later use.
box.combo_box = cb
box.layout().addWidget(cb)
OWGUI.rubber(self.controlArea)
box = OWGUI.widgetBox(self.controlArea, "Output")
cb = OWGUI.checkBox(box, self, "autocommit", "Commit on any change")
b = OWGUI.button(box, self, "Commit", callback=self.commit,
default=True)
OWGUI.setStopper(self, b, cb, "_changed", callback=self.commit)
# Main area view
self.scene = QGraphicsScene()
self.view = QGraphicsView(self.scene)
self.view.setRenderHint(QPainter.Antialiasing)
self.view.setBackgroundRole(QPalette.Window)
self.view.setFrameStyle(QGraphicsView.StyledPanel)
self.mainArea.layout().addWidget(self.view)
self.vennwidget = VennDiagram()
self.vennwidget.resize(400, 400)
self.vennwidget.itemTextEdited.connect(self._on_itemTextEdited)
self.scene.selectionChanged.connect(self._on_selectionChanged)
self.scene.addItem(self.vennwidget)
self.resize(self.controlArea.sizeHint().width() + 550,
max(self.controlArea.sizeHint().height(), 550))
self._queue = []
self.graphButton.clicked.connect(self.saveImage)