def accept( self ):
if not self.config:
return
if self.leOutput.text().isEmpty():
QMessageBox.warning( self,
self.tr( "Reporter" ),
self.tr( "Please specify output report file" ) )
return
self.cleanupConfigAndGui()
self.saveSettings()
# get layer count
layerCount = 0
layerNames = []
for i in xrange( self.lstLayers.topLevelItemCount() ):
item = self.lstLayers.topLevelItem( i )
if item.checkState( 0 ) == Qt.Checked:
layerCount += 1
layerNames.append( item.text( 0 ) )
self.progressBar.setRange( 0, layerCount )
QApplication.setOverrideCursor( QCursor( Qt.WaitCursor ) )
self.btnOk.setEnabled( False )
# ***************** create reports ************************
overlayLayer = utils.getVectorLayerByName( self.cmbAnalysisRegion.currentText() )
overlayProvider = overlayLayer.dataProvider()
isFirst = True
mapCRS = self.iface.mapCanvas().mapRenderer().destinationCrs()
hasOTFR = self.iface.mapCanvas().hasCrsTransformEnabled()
crsTransform = QgsCoordinateTransform( overlayLayer.crs(), mapCRS )
needTransform = ( overlayLayer.crs() != mapCRS )
dirName = QFileInfo( self.leOutput.text() ).absolutePath()
# get dimensioning coefficient
coef = 1.0
settings = QSettings( "NextGIS", "reporter" )
if settings.value( "dimensioning", "none" ).toString() == "none":
coef = 1.0
elif settings.value( "dimensioning", "none" ).toString() == "kilo":
coef = 0.00001
else:
coef = 0.0000001
# variables to store information used in reports
dataArea = dict()
dataObjects = dict()
# init report writer
writer = wordmlwriter.WordMLWriter()
for layerName in layerNames:
self.progressBar.setFormat( self.tr( "%p% processing: %1" ).arg( layerName ) )
QCoreApplication.processEvents()
layerElement = utils.findLayerInConfig( self.cfgRoot, layerName )
labelFieldName = utils.labelFieldName( layerElement )
vLayer = utils.getVectorLayerByName( layerName )
vProvider = vLayer.dataProvider()
vProvider.rewind()
vProvider.select( vProvider.attributeIndexes() )
# check layer renderer and determine classification field
rendererType = None
fieldName = None
fieldIndex = None
categories = None
if vLayer.isUsingRendererV2():
renderer = vLayer.rendererV2()
rendererType = renderer.type()
if rendererType in [ "singleSymbol", "Single Symbol" ]:
tmp = utils.labelFieldName( layerElement )
if tmp.isEmpty():
fieldIndex = 0
fieldName = utils.fieldNameByIndex( vProvider, fieldIndex )
else:
fieldName = tmp
fieldIndex = utils.fieldIndexByName( vProvider, fieldName )
elif rendererType in [ "categorizedSymbol", "Unique Value" ]:
fieldName = renderer.classAttribute()
fieldIndex = utils.fieldIndexByName( vProvider, fieldName )
categories = renderer.categories()
else:
print "Invalid renderer type! Skip this layer..."
continue
else:
renderer = vLayer.renderer()
rendererType = renderer.name()
if rendererType in [ "singleSymbol", "Single Symbol" ]:
tmp = utils.labelFieldName( layerElement )
if tmp.isEmpty():
fieldIndex = 0
fieldName = utils.fieldNameByIndex( vProvider, fieldIndex )
else:
fieldName = tmp
fieldIndex = utils.fieldIndexByName( vProvider, fieldName )
elif rendererType in [ "categorizedSymbol", "Unique Value" ]:
fieldIndex = renderer.classificationField()
fieldName = utils.fieldNameByIndex( vProvider, fieldIndex )
categories = renderer.symbolMap()
else:
print "Invalid renderer type! Skip this layer..."
continue
# override fieldIndex using layer from config
tryLegendLabels = False
attributeIndexes = []
labelFieldIndex = utils.fieldIndexByName( vProvider, labelFieldName )
if labelFieldIndex == fieldIndex:
tryLegendLabels = True
attributeIndexes.append( fieldIndex )
else:
attributeIndexes.append( fieldIndex )
attributeIndexes.append( labelFieldIndex )
# unsupported renderer, process next layer
if rendererType not in [ "categorizedSymbol", "Unique Value", "singleSymbol", "Single Symbol" ]:
print "Invalid renderer type! Skip this layer..."
continue
# prepare to collect information
overlayFeat = QgsFeature()
currentFeat = QgsFeature()
geom = QgsGeometry()
spatialIndex = utils.createSpatialIndex( vProvider )
if overlayLayer.selectedFeatureCount() != 0:
sel = overlayLayer.selectedFeaturesIds()
overlayProvider.featureAtId( max( sel ), overlayFeat )
else:
overlayProvider.featureAtId( overlayProvider.featureCount() - 1, overlayFeat )
dataArea.clear()
dataObjects.clear()
legendCategories = []
featureClass = None
category = None
geom = QgsGeometry( overlayFeat.geometry() )
if needTransform:
if geom.transform( crsTransform ) != 0:
print "Unable transform geometry"
continue
dataArea[ "totalArea" ] = float( geom.area() * coef )
# find intersections in data layer
intersections = spatialIndex.intersects( geom.boundingBox() )
for i in intersections:
vProvider.featureAtId( int( i ), currentFeat, True, attributeIndexes )
tmpGeom = QgsGeometry( currentFeat.geometry() )
# precision test for intersection
if geom.intersects( tmpGeom ):
# get data for area report
attrMap = currentFeat.attributeMap()
if tryLegendLabels:
featureClass = attrMap[ fieldIndex ].toString()
if vLayer.isUsingRendererV2():
if vLayer.rendererV2().type() in [ "categorizedSymbol", "Unique Value" ]:
category = categories[ renderer.categoryIndexForValue( attrMap.values()[ 0 ] ) ].label()
else:
if vLayer.renderer().name() in [ "categorizedSymbol", "Unique Value" ]:
category = categories[ attrMap.values()[ 0 ].toString() ].label()
if categories is not None:
if category.isEmpty():
category = featureClass
if category not in legendCategories:
legendCategories.append( category )
else:
if categories is not None:
category = attrMap[ labelFieldIndex ].toString()
tmp = attrMap[ fieldIndex ].toString()
if tmp not in legendCategories:
legendCategories.append( tmp )
# count objects
if categories is not None:
if category not in dataObjects:
dataObjects[ category ] = 1
else:
dataObjects[ category ] += 1
else:
if str(fieldName) not in dataObjects:
dataObjects[ str(fieldName) ] = 1
else:
dataObjects[ str(fieldName) ] += 1
# calculate intersection area
intGeom = QgsGeometry( geom.intersection( tmpGeom ) )
if intGeom.wkbType() == 7:
intCom = geom.combine( tmpGeom )
intSym = geom.symDifference( tmpGeom )
intGeom = QgsGeometry( intCom.difference( intSym ) )
if categories is not None:
if category not in dataArea:
dataArea[ category ] = float( intGeom.area() * coef )
else:
dataArea[ category ] += float( intGeom.area() * coef )
else:
if str(fieldName) not in dataArea:
dataArea[ str(fieldName) ] = float( intGeom.area() * coef )
else:
dataArea[ str(fieldName) ] += float( intGeom.area() * coef )
# get extent of the overlay geometry (for reports)
rect = geom.boundingBox()
dw = rect.width() * 0.025
dh = rect.height() * 0.025
rect.setXMinimum( rect.xMinimum() - dw )
rect.setXMaximum( rect.xMaximum() + dw )
rect.setYMinimum( rect.yMinimum() - dh )
rect.setYMaximum( rect.yMaximum() + dh )
# create map
#mapImage = utils.createMapImage( overlayLayer, vLayer, rect, mapCRS, hasOTFR, dataObjects.keys() )
mapImage = utils.createMapImage( overlayLayer, vLayer, rect, mapCRS, hasOTFR, legendCategories )
# create all necessary reports
layerConfig = utils.findLayerInConfig( self.cfgRoot, layerName )
# add page break after first layer
if not isFirst:
writer.addPageBreak()
isFirst = False
# print title
writer.addTitle( layerName )
writer.addDescription( self.txtComment.toPlainText() + " " + utils.layerComment( layerConfig ) )
if utils.hasReport( layerConfig, "area" ):
writer.addAreaTable( fieldName, dataArea )
if utils.hasReport( layerConfig, "objects" ):
writer.addObjectsTable( dataObjects )
# embed image in report if requested
if self.chkAddMapsToReport.isChecked():
imgData = QByteArray()
buff = QBuffer( imgData )
buff.open( QIODevice.WriteOnly )
mapImage.save( buff, "png" )
writer.addThematicImage( layerName, QString.fromLatin1( imgData.toBase64() ) )
# save separate map if requested
if self.chkCreateMaps.isChecked():
mapImage.save( dirName + "/" + layerName + ".png", "png" )
self.progressBar.setValue( self.progressBar.value() + 1 )
QCoreApplication.processEvents()
# save report to files
writer.closeReport()
writer.write( self.leOutput.text() )
# restore UI
self.progressBar.setFormat( "%p%" )
self.progressBar.setRange( 0, 1 )
self.progressBar.setValue( 0 )
QApplication.restoreOverrideCursor()
QMessageBox.information( self, self.tr( "Done" ), self.tr( "Completed!" ) )
self.btnOk.setEnabled( True )
def toggleLayer( self, item, column ):
if self.config:
if item.checkState( 0 ) == Qt.Checked:
utils.addLayerToConfig( self.config, self.cfgRoot, item.text( 0 ) )
layerElement = utils.findLayerInConfig( self.cfgRoot, item.text( 0 ) )
vLayer = utils.getVectorLayerByName( item.text( 0 ) )
vProvider = vLayer.dataProvider()
# check layer renderer and determine classification field
fieldName = None
fieldIndex = None
if vLayer.isUsingRendererV2():
renderer = vLayer.rendererV2()
rendererType = renderer.type()
if rendererType in [ "categorizedSymbol", "Unique Value" ]:
fieldName = renderer.classAttribute()
fieldIndex = utils.fieldIndexByName( vProvider, fieldName )
elif rendererType in [ "singleSymbol", "Single Symbol" ]:
fieldIndex = 0
fieldName = utils.fieldNameByIndex( vProvider, fieldIndex )
else:
print "Invalid renderer type! Skip this layer..."
item.setCheckState( 0, Qt.Unchecked )
return
else:
renderer = vLayer.renderer()
rendererType = renderer.name()
if rendererType in [ "categorizedSymbol", "Unique Value" ]:
fieldIndex = renderer.classificationField()
fieldName = utils.fieldNameByIndex( vProvider, fieldIndex )
elif rendererType in [ "singleSymbol", "Single Symbol" ]:
fieldIndex = 0
fieldName = utils.fieldNameByIndex( vProvider, fieldIndex )
else:
print "Invalid renderer type! Skip this layer..."
item.setCheckState( 0, Qt.Unchecked )
return
d = layersettingsdialog.LayerSettingsDialog( self, vLayer )
d.setAreasReport( utils.hasReport( layerElement, "area" ) )
d.setObjectsReport( utils.hasReport( layerElement, "objects" ) )
tmp = utils.labelFieldName( layerElement )
if tmp.isEmpty():
d.setLabelField( fieldName )
else:
d.setLabelField( tmp )
d.setComment( utils.layerComment( layerElement ) )
if not d.exec_() == QDialog.Accepted:
item.setCheckState( 0, Qt.Unchecked )
return
# update layer config if necessary
if d.areasReport():
utils.addLayerReport( self.config, layerElement, "area" )
else:
utils.removeLayerReport( layerElement, "area" )
if d.objectsReport():
utils.addLayerReport( self.config, layerElement, "objects" )
else:
utils.removeLayerReport( layerElement, "objects" )
utils.setLabelFieldName( self.config, layerElement, d.getLabelField() )
utils.setLayerComment( self.config, layerElement, d.getComment() )
else:
utils.removeLayerFromConfig( self.cfgRoot, item.text( 0 ) )