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landuse.py
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landuse.py
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# -*- coding: utf-8 -*-
"""
/***************************************************************************
UrbanDataInput
A QGIS plugin
Urban Data Input Tool for QGIS
-------------------
begin : 2016-06-03
git sha : $Format:%H$
copyright : (C) 2016 by Abhimanyu Acharya/(C) 2016 by Space Syntax Limited’.
email : a.acharya@spacesyntax.com
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
"""
# Import the PyQt and QGIS libraries
import os
from PyQt4.QtCore import *
from PyQt4 import QtGui
from qgis.core import *
from qgis.gui import *
from . import utility_functions as uf
is_debug = False
class LanduseTool(QObject):
def __init__(self, iface, dockwidget):
QObject.__init__(self)
self.iface = iface
self.legend = self.iface.legendInterface()
self.canvas = self.iface.mapCanvas()
self.dockwidget = dockwidget
self.ludlg = self.dockwidget.ludlg
self.ludlg.LUincGFcheckBox.setChecked(1)
self.plugin_path = os.path.dirname(__file__)
self.lu_layer = None
# signals from dockwidget
self.dockwidget.updateLUIDButton.clicked.connect(self.updateIDLU)
self.dockwidget.useExistingLUcomboBox.currentIndexChanged.connect(self.loadLULayer)
self.dockwidget.updateLUButton.clicked.connect(self.updateSelectedLUAttribute)
self.dockwidget.pushButtonNewLUFile.clicked.connect(self.updatebuildingLayers)
# signals from new landuse dialog
self.ludlg.create_new_layer.connect(self.newLULayer)
self.ludlg.selectbuildingCombo.currentIndexChanged.connect(self.popIdColumn)
self.ludlg.createNewLUFileCheckBox.stateChanged.connect(self.updatebuildingLayers)
#######
# Data functions
#######
# Add building layers from the legend to combobox in Create New file pop up dialogue
def updatebuildingLayers(self):
self.ludlg.selectbuildingCombo.clear()
layers = self.iface.legendInterface().layers()
layer_list = []
# identify relevant layers
for layer in layers:
if layer.type() == QgsMapLayer.VectorLayer:
if layer.geometryType() == 2:
layer_list.append(layer.name())
# update combo if necessary
if layer_list:
self.ludlg.createNewLUFileCheckBox.setEnabled(True)
self.ludlg.selectbuildingCombo.addItems(layer_list)
# activate combo if checked
if self.ludlg.createNewLUFileCheckBox.checkState() == 2:
self.ludlg.selectbuildingCombo.setEnabled(True)
self.ludlg.selectIDbuildingCombo.setEnabled(True)
else:
self.ludlg.selectbuildingCombo.setEnabled(False)
self.ludlg.selectIDbuildingCombo.setEnabled(False)
self.popIdColumn()
else:
self.ludlg.createNewLUFileCheckBox.setEnabled(False)
self.ludlg.selectbuildingCombo.setEnabled(False)
self.ludlg.selectIDbuildingCombo.setEnabled(False)
def popIdColumn(self):
self.ludlg.selectIDbuildingCombo.clear()
field_names = []
layer = self.getSelectedLULayer()
if layer and layer.dataProvider():
field_names = [field.name() for field in layer.dataProvider().fields()]
self.ludlg.selectIDbuildingCombo.addItems(field_names)
def getSelectedLULayer(self):
layer_name = self.ludlg.selectbuildingCombo.currentText()
self.building_layer = uf.getLegendLayerByName(self.iface, layer_name)
return self.building_layer
# Update the F_ID column of the Frontage layer
def updateIDLU(self):
layer = self.dockwidget.setLULayer()
features = layer.getFeatures()
i = 1
layer.startEditing()
for feat in features:
feat['LU_ID'] = i
i += 1
layer.updateFeature(feat)
layer.commitChanges()
layer.startEditing()
# Add Frontage layer to combobox if conditions are satisfied
def updateLULayer(self):
self.disconnectLULayer()
self.dockwidget.useExistingLUcomboBox.clear()
self.dockwidget.useExistingLUcomboBox.setEnabled(False)
layers = self.legend.layers()
type = 2
for lyr in layers:
if uf.isRequiredLULayer(self.iface, lyr, type):
self.dockwidget.useExistingLUcomboBox.addItem(lyr.name(), lyr)
if self.dockwidget.useExistingLUcomboBox.count() > 0:
self.dockwidget.useExistingLUcomboBox.setEnabled(True)
self.lu_layer = self.dockwidget.setLULayer()
self.connectLULayer()
# Create New Layer
def newLULayer(self):
if self.ludlg.LUincUFcheckBox.checkState() == 0 and self.ludlg.LUincLFcheckBox.checkState() == 0 and self.ludlg.LUincGFcheckBox.checkState() == 0:
msgBar = self.iface.messageBar()
msg = msgBar.createMessage(u'Select Floors')
msgBar.pushWidget(msg, QgsMessageBar.INFO, 10)
else:
if self.ludlg.createNewLUFileCheckBox.checkState() == 0 or self.ludlg.selectbuildingCombo.count() == 0:
# Save to file
if self.ludlg.lineEditLU.text() != "":
path = self.ludlg.lineEditLU.text()
filename = os.path.basename(path)
location = os.path.abspath(path)
destCRS = self.canvas.mapRenderer().destinationCrs()
vl = QgsVectorLayer("Polygon?crs=" + destCRS.toWkt(), "memory:Land use", "memory")
provider = vl.dataProvider()
provider.addAttributes([])
if self.ludlg.LUincGFcheckBox.checkState() == 2:
provider.addAttributes([QgsField("LU_ID", QVariant.Int),
QgsField("Floors", QVariant.Int),
QgsField("Area", QVariant.Double),
QgsField("GF_Cat", QVariant.String),
QgsField("GF_SubCat", QVariant.String),
QgsField("GF_SSx", QVariant.String),
QgsField("GF_NLUD", QVariant.String),
QgsField("GF_TCPA", QVariant.String),
QgsField("GF_Descrip", QVariant.String)])
self.dockwidget.LUGroundfloorradioButton.setEnabled(1)
if self.ludlg.LUincLFcheckBox.checkState() == 2:
provider.addAttributes([QgsField("LF_Cat", QVariant.String),
QgsField("LF_SubCat", QVariant.String),
QgsField("LF_SSx", QVariant.String),
QgsField("LF_NLUD", QVariant.String),
QgsField("LF_TCPA", QVariant.String),
QgsField("LF_Descrip", QVariant.String)])
self.dockwidget.LULowerfloorradioButton.setEnabled(1)
if self.ludlg.LUincUFcheckBox.checkState() == 2:
provider.addAttributes([QgsField("UF_Cat", QVariant.String),
QgsField("UF_SubCat", QVariant.String),
QgsField("UF_SSx", QVariant.String),
QgsField("UF_NLUD", QVariant.String),
QgsField("UF_TCPA", QVariant.String),
QgsField("UF_Descrip", QVariant.String)])
self.dockwidget.LULowerfloorradioButton.setEnabled(1)
vl.updateFields()
features = vl.getFeatures()
i = 1
vl.startEditing()
for feat in features:
feat['LU_ID'] = i
i += 1
vl.updateFeature(feat)
vl.commitChanges()
vl.startEditing()
QgsMapLayerRegistry.instance().addMapLayer(vl)
QgsVectorFileWriter.writeAsVectorFormat(vl, location, "CP1250", None, "ESRI Shapefile")
QgsMapLayerRegistry.instance().removeMapLayers([vl.id()])
input2 = self.iface.addVectorLayer(location, filename, "ogr")
QgsMapLayerRegistry.instance().addMapLayer(input2)
if not input2:
msgBar = self.iface.messageBar()
msg = msgBar.createMessage(u'Layer failed to load!' + location)
msgBar.pushWidget(msg, QgsMessageBar.INFO, 10)
else:
msgBar = self.iface.messageBar()
msg = msgBar.createMessage(u'New Land Use Layer Created:' + location)
msgBar.pushWidget(msg, QgsMessageBar.INFO, 10)
input2.startEditing()
else:
# Save to memory, no base land use layer
destCRS = self.canvas.mapRenderer().destinationCrs()
vl = QgsVectorLayer("Polygon?crs=" + destCRS.toWkt(), "memory:Land use", "memory")
QgsMapLayerRegistry.instance().addMapLayer(vl)
if not vl:
msgBar = self.iface.messageBar()
msg = msgBar.createMessage(u'Layer failed to load!')
msgBar.pushWidget(msg, QgsMessageBar.INFO, 10)
else:
msgBar = self.iface.messageBar()
msg = msgBar.createMessage(u'New Land Use Layer Created:')
msgBar.pushWidget(msg, QgsMessageBar.INFO, 10)
vl.startEditing()
edit1 = vl.dataProvider()
if self.ludlg.LUincGFcheckBox.checkState() == 2:
edit1.addAttributes([QgsField("LU_ID", QVariant.Int),
QgsField("Floors", QVariant.Int),
QgsField("Area", QVariant.Double),
QgsField("GF_Cat", QVariant.String),
QgsField("GF_SubCat", QVariant.String),
QgsField("GF_SSx", QVariant.String),
QgsField("GF_NLUD", QVariant.String),
QgsField("GF_TCPA", QVariant.String),
QgsField("GF_Descrip", QVariant.String)])
self.dockwidget.LUGroundfloorradioButton.setEnabled(1)
if self.ludlg.LUincLFcheckBox.checkState() == 2:
edit1.addAttributes([QgsField("LF_Cat", QVariant.String),
QgsField("LF_SubCat", QVariant.String),
QgsField("LF_SSx", QVariant.String),
QgsField("LF_NLUD", QVariant.String),
QgsField("LF_TCPA", QVariant.String),
QgsField("LF_Descrip", QVariant.String)])
self.dockwidget.LULowerfloorradioButton.setEnabled(1)
if self.ludlg.LUincUFcheckBox.checkState() == 2:
edit1.addAttributes([QgsField("UF_Cat", QVariant.String),
QgsField("UF_SubCat", QVariant.String),
QgsField("UF_SSx", QVariant.String),
QgsField("UF_NLUD", QVariant.String),
QgsField("UF_TCPA", QVariant.String),
QgsField("UF_Descrip", QVariant.String)])
self.dockwidget.LUUpperfloorradioButton.setEnabled(1)
vl.updateFields()
features = vl.getFeatures()
i = 1
vl.startEditing()
for feat in features:
feat['LU_ID'] = i
i += 1
vl.updateFeature(feat)
vl.commitChanges()
vl.startEditing()
if self.ludlg.createNewLUFileCheckBox.checkState() == 2:
idcolumn = self.ludlg.getSelectedLULayerID()
# Save to file
if self.ludlg.lineEditLU.text() != "":
path = self.ludlg.lineEditLU.text()
filename = os.path.basename(path)
location = os.path.abspath(path)
destCRS = self.canvas.mapRenderer().destinationCrs()
vl = self.getSelectedLULayer()
nl = QgsVectorLayer("Polygon?crs=" + destCRS.toWkt(), "memory:Land use", "memory")
provider = nl.dataProvider()
QgsMapLayerRegistry.instance().addMapLayer(nl)
if self.ludlg.LUincGFcheckBox.checkState() == 2:
provider.addAttributes([QgsField("Build_ID", QVariant.Int),
QgsField("LU_ID", QVariant.Int),
QgsField("Floors", QVariant.Int),
QgsField("Area", QVariant.Double),
QgsField("GF_Cat", QVariant.String),
QgsField("GF_SubCat", QVariant.String),
QgsField("GF_SSx", QVariant.String),
QgsField("GF_NLUD", QVariant.String),
QgsField("GF_TCPA", QVariant.String),
QgsField("GF_Descrip", QVariant.String)])
self.dockwidget.LUGroundfloorradioButton.setEnabled(1)
if self.ludlg.LUincLFcheckBox.checkState() == 2:
provider.addAttributes([QgsField("LF_Cat", QVariant.String),
QgsField("LF_SubCat", QVariant.String),
QgsField("LF_SSx", QVariant.String),
QgsField("LF_NLUD", QVariant.String),
QgsField("LF_TCPA", QVariant.String),
QgsField("LF_Descrip", QVariant.String)])
self.dockwidget.LULowerfloorradioButton.setEnabled(1)
if self.ludlg.LUincUFcheckBox.checkState() == 2:
provider.addAttributes([QgsField("UF_Cat", QVariant.String),
QgsField("UF_SubCat", QVariant.String),
QgsField("UF_SSx", QVariant.String),
QgsField("UF_NLUD", QVariant.String),
QgsField("UF_TCPA", QVariant.String),
QgsField("UF_Descrip", QVariant.String)])
self.dockwidget.LULowerfloorradioButton.setEnabled(1)
null_attr = []
if self.ludlg.LUincGFcheckBox.checkState() == 2:
null_attr = [NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL]
if self.ludlg.LUincGFcheckBox.checkState() == 2 and self.ludlg.LUincLFcheckBox.checkState() == 2:
null_attr = [NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL]
if self.ludlg.LUincGFcheckBox.checkState() == 2 and self.ludlg.LUincUFcheckBox.checkState() == 2:
null_attr = [NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL]
if self.ludlg.LUincGFcheckBox.checkState() == 2 and self.ludlg.LUincUFcheckBox.checkState() and self.ludlg.LUincUFcheckBox.checkState() == 2:
null_attr = [NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL]
new_feat_list =[]
for feat in vl.getFeatures():
new_feat = QgsFeature()
new_feat.setAttributes([feat[idcolumn]]+ null_attr)
new_feat.setGeometry(feat.geometry())
new_feat_list.append(new_feat)
nl.updateFields()
provider.addFeatures(new_feat_list)
features = nl.getFeatures()
i = 1
nl.startEditing()
for feat in features:
feat['LU_ID'] = i
i += 1
nl.updateFeature(feat)
nl.commitChanges()
nl.startEditing()
QgsVectorFileWriter.writeAsVectorFormat(nl, location, "ogr", None, "ESRI Shapefile")
QgsMapLayerRegistry.instance().removeMapLayers([nl.id()])
input2 = self.iface.addVectorLayer(location, filename, "ogr")
QgsMapLayerRegistry.instance().addMapLayer(input2)
if not input2:
msgBar = self.iface.messageBar()
msg = msgBar.createMessage(u'Layer failed to load!' + location)
msgBar.pushWidget(msg, QgsMessageBar.INFO, 10)
else:
msgBar = self.iface.messageBar()
msg = msgBar.createMessage(u'New Land Use Layer Created:' + location)
msgBar.pushWidget(msg, QgsMessageBar.INFO, 10)
input2.startEditing()
else:
# Save to memory, no base land use layer
destCRS = self.canvas.mapRenderer().destinationCrs()
vl = self.getSelectedLULayer()
nl = QgsVectorLayer("Polygon?crs=" + destCRS.toWkt(), "memory:Land use", "memory")
provider = nl.dataProvider()
QgsMapLayerRegistry.instance().addMapLayer(nl)
if self.ludlg.LUincGFcheckBox.checkState() == 2:
provider.addAttributes([QgsField("Build_ID", QVariant.Int),
QgsField("LU_ID", QVariant.Int),
QgsField("Floors", QVariant.Int),
QgsField("Area", QVariant.Double),
QgsField("GF_Cat", QVariant.String),
QgsField("GF_SubCat", QVariant.String),
QgsField("GF_SSx", QVariant.String),
QgsField("GF_NLUD", QVariant.String),
QgsField("GF_TCPA", QVariant.String),
QgsField("GF_Descrip", QVariant.String)])
self.dockwidget.LUGroundfloorradioButton.setEnabled(1)
if self.ludlg.LUincLFcheckBox.checkState() == 2:
provider.addAttributes([QgsField("LF_Cat", QVariant.String),
QgsField("LF_SubCat", QVariant.String),
QgsField("LF_SSx", QVariant.String),
QgsField("LF_NLUD", QVariant.String),
QgsField("LF_TCPA", QVariant.String),
QgsField("LF_Descrip", QVariant.String)])
self.dockwidget.LULowerfloorradioButton.setEnabled(1)
if self.ludlg.LUincUFcheckBox.checkState() == 2:
provider.addAttributes([QgsField("UF_Cat", QVariant.String),
QgsField("UF_SubCat", QVariant.String),
QgsField("UF_SSx", QVariant.String),
QgsField("UF_NLUD", QVariant.String),
QgsField("UF_TCPA", QVariant.String),
QgsField("UF_Descrip", QVariant.String)])
self.dockwidget.LUUpperfloorradioButton.setEnabled(1)
null_attr = []
if self.ludlg.LUincGFcheckBox.checkState() == 2:
null_attr = [NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL]
if self.ludlg.LUincGFcheckBox.checkState() == 2 and self.ludlg.LUincLFcheckBox.checkState() == 2:
null_attr = [NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL]
if self.ludlg.LUincGFcheckBox.checkState() == 2 and self.ludlg.LUincUFcheckBox.checkState() == 2:
null_attr = [NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL]
if self.ludlg.LUincGFcheckBox.checkState() == 2 and self.ludlg.LUincUFcheckBox.checkState() and self.ludlg.LUincUFcheckBox.checkState() == 2:
null_attr = [NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL]
new_feat_list = []
for feat in vl.getFeatures():
new_feat = QgsFeature()
new_feat.setAttributes([feat[idcolumn]] + null_attr)
new_feat.setGeometry(feat.geometry())
new_feat_list.append(new_feat)
nl.updateFields()
nl.startEditing()
provider.addFeatures(new_feat_list)
features = nl.getFeatures()
i = 1
nl.startEditing()
for feat in features:
feat['LU_ID'] = i
i += 1
nl.updateFeature(feat)
nl.commitChanges()
if not nl:
msgBar = self.iface.messageBar()
msg = msgBar.createMessage(u'Layer failed to load!')
msgBar.pushWidget(msg, QgsMessageBar.INFO, 10)
else:
msgBar = self.iface.messageBar()
msg = msgBar.createMessage(u'New Land Use Layer Created:')
msgBar.pushWidget(msg, QgsMessageBar.INFO, 10)
nl.startEditing()
self.updateLULayer()
self.ludlg.closePopUpLU()
self.ludlg.lineEditLU.clear()
# Set layer as frontage layer and apply thematic style
def loadLULayer(self):
# disconnect any current frontage layer
self.disconnectLULayer()
if self.dockwidget.useExistingLUcomboBox.count() > 0:
self.lu_layer = self.dockwidget.setLULayer()
qml_path = self.plugin_path + "/styles/landuseThematic.qml"
self.lu_layer.loadNamedStyle(qml_path)
self.lu_layer.startEditing()
# connect signals from layer
self.connectLULayer()
def connectLULayer(self):
if self.lu_layer:
self.lu_layer.selectionChanged.connect(self.dockwidget.addLUDataFields)
self.lu_layer.featureAdded.connect(self.logLUFeatureAdded)
self.lu_layer.featureDeleted.connect(self.dockwidget.clearLUDataFields)
def disconnectLULayer(self):
if self.lu_layer:
self.lu_layer.selectionChanged.disconnect(self.dockwidget.addLUDataFields)
self.lu_layer.featureAdded.disconnect(self.logLUFeatureAdded)
self.lu_layer.featureDeleted.disconnect(self.dockwidget.clearLUDataFields)
self.lu_layer = None
# Draw New Feature
def logLUFeatureAdded(self, fid):
if is_debug:
QgsMessageLog.logMessage("feature added, id = " + str(fid))
v_layer = self.dockwidget.setLULayer()
inputid = v_layer.featureCount()
luarea = 0
data = v_layer.dataProvider()
categorytext = self.dockwidget.lucategorylistWidget.currentItem().text()
subcategorytext = self.dockwidget.lusubcategorylistWidget.currentItem().text()
floortext = self.dockwidget.spinBoxlufloors.value()
description = self.dockwidget.LUtextedit.toPlainText()
ssxcode = self.dockwidget.lineEdit_luSSx.text()
nludcode = self.dockwidget.lineEdit_luNLUD.text()
tcpacode = self.dockwidget.lineEdit_luTCPA.text()
updateID = data.fieldNameIndex("LU_ID")
updatefloors = data.fieldNameIndex("Floors")
updatearea = data.fieldNameIndex("Area")
GFupdate1 = data.fieldNameIndex("GF_Cat")
GFupdate2 = data.fieldNameIndex("GF_SubCat")
GFupdate3 = data.fieldNameIndex("GF_SSx")
GFupdate4 = data.fieldNameIndex("GF_NLUD")
GFupdate5 = data.fieldNameIndex("GF_TCPA")
GFupdate6 = data.fieldNameIndex("GF_Descrip")
LFupdate1 = data.fieldNameIndex("LF_Cat")
LFupdate2 = data.fieldNameIndex("LF_SubCat")
LFupdate3 = data.fieldNameIndex("LF_SSx")
LFupdate4 = data.fieldNameIndex("LF_NLUD")
LFupdate5 = data.fieldNameIndex("LF_TCPA")
LFupdate6 = data.fieldNameIndex("LF_Descrip")
UFupdate1 = data.fieldNameIndex("UF_Cat")
UFupdate2 = data.fieldNameIndex("UF_SubCat")
UFupdate3 = data.fieldNameIndex("UF_SSx")
UFupdate4 = data.fieldNameIndex("UF_NLUD")
UFupdate5 = data.fieldNameIndex("UF_TCPA")
UFupdate6 = data.fieldNameIndex("UF_Descrip")
v_layer.changeAttributeValue(fid, updateID, inputid, True)
if floortext > 0:
v_layer.changeAttributeValue(fid, updatefloors, floortext, True)
# attributes of individual floors
if self.dockwidget.LUGroundfloorradioButton.isChecked():
v_layer.changeAttributeValue(fid, GFupdate1, categorytext, True)
v_layer.changeAttributeValue(fid, GFupdate2, subcategorytext, True)
v_layer.changeAttributeValue(fid, GFupdate3, ssxcode, True)
v_layer.changeAttributeValue(fid, GFupdate4, nludcode, True)
v_layer.changeAttributeValue(fid, GFupdate5, tcpacode, True)
v_layer.changeAttributeValue(fid, GFupdate6, description, True)
if self.dockwidget.LULowerfloorradioButton.isChecked():
v_layer.changeAttributeValue(fid, LFupdate1, categorytext, True)
v_layer.changeAttributeValue(fid, LFupdate2, subcategorytext, True)
v_layer.changeAttributeValue(fid, LFupdate3, ssxcode, True)
v_layer.changeAttributeValue(fid, LFupdate4, nludcode, True)
v_layer.changeAttributeValue(fid, LFupdate5, tcpacode, True)
v_layer.changeAttributeValue(fid, LFupdate6, description, True)
if self.dockwidget.LUUpperfloorradioButton.isChecked():
v_layer.changeAttributeValue(fid, UFupdate1, categorytext, True)
v_layer.changeAttributeValue(fid, UFupdate2, subcategorytext, True)
v_layer.changeAttributeValue(fid, UFupdate3, ssxcode, True)
v_layer.changeAttributeValue(fid, UFupdate4, nludcode, True)
v_layer.changeAttributeValue(fid, UFupdate5, tcpacode, True)
v_layer.changeAttributeValue(fid, UFupdate6, description, True)
# area can be obtained after the layer is added
request = QgsFeatureRequest().setFilterExpression(u'"LU_ID" = %s' % inputid)
features = v_layer.getFeatures(request)
for feat in features:
geom = feat.geometry()
luarea = geom.area()
v_layer.changeAttributeValue(fid, updatearea, luarea, True)
v_layer.updateFields()
# lets let the user decide when to change these fields
#self.dockwidget.setLuFloors(0)
#self.dockwidget.LUtextedit.clear()
# Update Feature
def updateSelectedLUAttribute(self):
#QtGui.QApplication.beep()
mc = self.canvas
layer = self.dockwidget.setLULayer()
features = layer.selectedFeatures()
categorytext = self.dockwidget.lucategorylistWidget.currentItem().text()
subcategorytext = self.dockwidget.lusubcategorylistWidget.currentItem().text()
floortext = self.dockwidget.spinBoxlufloors.value()
description = self.dockwidget.LUtextedit.toPlainText()
ssxcode = self.dockwidget.lineEdit_luSSx.text()
nludcode = self.dockwidget.lineEdit_luNLUD.text()
tcpacode = self.dockwidget.lineEdit_luTCPA.text()
for feat in features:
if floortext > 0:
feat["Floors"] = floortext
geom = feat.geometry()
feat["Area"] = geom.area()
layer.updateFeature(feat)
if self.dockwidget.LUGroundfloorradioButton.isChecked():
feat["GF_Cat"] = categorytext
feat["GF_SubCat"] = subcategorytext
feat["GF_SSx"] = ssxcode
feat["GF_NLUD"] = nludcode
feat["GF_TCPA"] = tcpacode
feat["GF_Descrip"] = description
layer.updateFeature(feat)
if self.dockwidget.LULowerfloorradioButton.isChecked():
feat["LF_Cat"] = categorytext
feat["LF_SubCat"] = subcategorytext
feat["LF_SSx"] = ssxcode
feat["LF_NLUD"] = nludcode
feat["LF_TCPA"] = tcpacode
feat["LF_Descrip"] = description
layer.updateFeature(feat)
if self.dockwidget.LUUpperfloorradioButton.isChecked():
feat["UF_Cat"] = categorytext
feat["UF_SubCat"] = subcategorytext
feat["UF_SSx"] = ssxcode
feat["UF_NLUD"] = nludcode
feat["UF_TCPA"] = tcpacode
feat["UF_Descrip"] = description
layer.updateFeature(feat)
self.dockwidget.addLUDataFields()
# lets let the user decide when to change these fields
#self.dockwidget.setLuFloors(0)
#self.dockwidget.LUtextedit.clear()