def __init__(self, qgsMapCanvas, parent):
QWidget.__init__(self, parent)
if not isinstance(qgsMapCanvas, QgsMapCanvas):
raise TypeError("IdentifyPlusModel expected a qgis._gui.QgsMapCanvas, got a {} instead".format(type(qgsMapCanvas)))
self.setupUi(self)
self._qgsMapCanvas = qgsMapCanvas
self._objects = list()
self.currentObjectIndex = -1
self.btnFirstRecord.clicked.connect(self.firstRecord)
self.btnLastRecord.clicked.connect(self.lastRecord)
self.btnNextRecord.clicked.connect(self.nextRecord)
self.btnPrevRecord.clicked.connect(self.prevRecord)
self.lblFeatures.setText(self.tr("No features"))
self.btnFirstRecord.setEnabled(False)
self.btnLastRecord.setEnabled(False)
self.btnNextRecord.setEnabled(False)
self.btnPrevRecord.setEnabled(False)
self.representations = RepresentationContainer(self)
self.loObjectContainer.addWidget(self.representations)
self.progressBar.setVisible(False)
self.pushButton.setVisible(False)
self.lblIdentifyStatus.setVisible(False)
self.thread = None;
self.worker = None;
class IdentifyPlusResults(QWidget, Ui_IdentifyPlusResults):
def __init__(self, qgsMapCanvas, parent):
QWidget.__init__(self, parent)
if not isinstance(qgsMapCanvas, QgsMapCanvas):
raise TypeError(
"IdentifyPlusModel expected a qgis._gui.QgsMapCanvas, got a {} instead".format(type(qgsMapCanvas))
)
self.setupUi(self)
self._qgsMapCanvas = qgsMapCanvas
self._objects = list()
self.currentObjectIndex = -1
self.btnFirstRecord.clicked.connect(self.firstRecord)
self.btnLastRecord.clicked.connect(self.lastRecord)
self.btnNextRecord.clicked.connect(self.nextRecord)
self.btnPrevRecord.clicked.connect(self.prevRecord)
self.lblFeatures.setText(self.tr("No features"))
self.btnFirstRecord.setEnabled(False)
self.btnLastRecord.setEnabled(False)
self.btnNextRecord.setEnabled(False)
self.btnPrevRecord.setEnabled(False)
self.representations = RepresentationContainer(self)
self.loObjectContainer.addWidget(self.representations)
self.progressBar.setVisible(False)
self.pushButton.setVisible(False)
self.lblIdentifyStatus.setVisible(False)
self.thread = None
self.worker = None
def setModel(self, model):
self.__model = model
self.__model.identificationProgress.connect(self.identifyProgressHandel)
self.__model.identificationLayer.connect(self.identifyMessageHandel)
self.__model.finished.connect(self.identifyFinishedHandel)
self.__model.reseted.connect(self.modelResetHandel)
self.__model.objectsAppended.connect(self.modelAppendObjectsHandel)
def identifyMessageHandel(self, layerName):
self.lblIdentifyStatus.setText(self.tr("Process layer: %s") % layerName)
def identifyProgressHandel(self, i1, i2):
if i1 == 0:
self.progressBar.setVisible(True)
self.lblIdentifyStatus.setVisible(True)
self.progressBar.setRange(i1, i2)
else:
self.progressBar.setValue(i1)
def identifyFinishedHandel(self):
self.progressBar.setVisible(False)
self.lblIdentifyStatus.setVisible(False)
self.progressBar.setValue(0)
def modelChangeProcess(self):
if len(self._model.objects) == 0:
self.resetModelProcess()
else:
self.changeModelProcess()
if self._model.state == self._model.IdentificationIsDone:
self.finishedModelProcess()
def modelResetHandel(self):
self.currentObjectIndex = -1
self.lblFeatures.setText(self.tr("Objects not found"))
self.btnFirstRecord.setEnabled(False)
self.btnLastRecord.setEnabled(False)
self.btnNextRecord.setEnabled(False)
self.btnPrevRecord.setEnabled(False)
self.representations.clear()
self.parent().show()
def modelAppendObjectsHandel(self):
if self.__model.objectsCount() > 0:
self.btnFirstRecord.setEnabled(True)
self.btnLastRecord.setEnabled(True)
self.btnNextRecord.setEnabled(True)
self.btnPrevRecord.setEnabled(True)
self.updateInterface()
if self.currentObjectIndex == -1:
self.firstRecord()
else:
self.lblFeatures.setText(self.tr("Objects not found"))
self.btnFirstRecord.setEnabled(False)
self.btnLastRecord.setEnabled(False)
self.btnNextRecord.setEnabled(False)
self.btnPrevRecord.setEnabled(False)
QgsMessageLog.logMessage(self.tr("Objects not found"), u"IdentifyPlus", QgsMessageLog.WARNING)
def firstRecord(self):
self.currentObjectIndex = 0
self._loadFeatureAttributes()
def lastRecord(self):
self.currentObjectIndex = self.__model.objectsCount() - 1
self._loadFeatureAttributes()
def nextRecord(self):
self.currentObjectIndex += 1
if self.currentObjectIndex >= self.__model.objectsCount():
self.currentObjectIndex = 0
self._loadFeatureAttributes()
def prevRecord(self):
self.currentObjectIndex = self.currentObjectIndex - 1
if self.currentObjectIndex < 0:
self.currentObjectIndex = self.__model.objectsCount() - 1
self._loadFeatureAttributes()
def _loadFeatureAttributes(self):
self.updateInterface()
obj = self.__model.data(self.currentObjectIndex)
self.representations.takeControl(obj)
def updateInterface(self):
self.lblFeatures.setText(
self.tr("Feature %s from %s (%s)")
% (
self.currentObjectIndex + 1,
self.__model.objectsCount(),
self.__model.data(self.currentObjectIndex).qgsMapLayer.name(),
)
)
