def testMap():
# Parámetros mapa
colorFill = mv.MAP_COLORS['Blau']
colorOut = mv.MAP_CONTORNS['Blanc']
inc = 8
opacity = 0.55
field = "RESULTAT"
name = "DESCRIPCIO"
decs = 0
capa = leyenda.currentLayer() # Capa de polígonos a mapificar
geom = capa.geometryType()
if (geom == QgsWkbTypes.GeometryType.PolygonGeometry):
# Creamos simbología del punto centroide
symbology = QgsCentroidFillSymbolLayer()
symbology.setPointOnAllParts(False)
symbology.setPointOnSurface(False)
# Ajustamos valores del símbolo proporcional
layerSymbol = symbology.subSymbol().symbolLayer(
0) # QgsSimpleMarkerSymbolLayer
layerSymbol.setFillColor(colorFill)
layerSymbol.setStrokeColor(colorOut)
layerSymbol.setStrokeStyle(Qt.SolidLine)
layerSymbol.setStrokeWidth(1.0)
layerSymbol.setStrokeWidthUnit(QgsUnitTypes.RenderPixels)
expr = calcExpr(field, inc)
prop = QgsProperty.fromExpression(expr)
layerSymbol.setDataDefinedProperty(QgsSymbolLayer.PropertySize,
prop)
# Crear símbolo y asignarle la simbología
sym = QgsFillSymbol.createSimple({
'color':
'{}'.format(colorFill.name()),
'outline_color':
'{}'.format(colorOut.name())
})
sym.changeSymbolLayer(0, symbology)
# Crear renderer y asignar a la capa
renderer = QgsSingleSymbolRenderer(sym)
capa.setRenderer(renderer)
capa.setOpacity(opacity)
expr = calcTip(field, name, decs)
capa.setMapTipTemplate(expr)
capa.triggerRepaint()
return
def calcRender(self, capa):
renderer = None
geom = capa.geometryType()
if (geom == QgsWkbTypes.GeometryType.PolygonGeometry):
# Creamos simbología del punto centroide
symbology = QgsCentroidFillSymbolLayer()
symbology.setPointOnAllParts(False)
symbology.setPointOnSurface(False)
# Ajustamos valores del símbolo proporcional
self.setStrokeSymbology(symbology.subSymbol())
# Crear símbolo y asignarle la simbología
sym = QgsFillSymbol.createSimple({
'color':
'{}'.format(self.params.colorBase.name()),
'outline_color':
'{}'.format(self.params.colorContorn.name())
})
sym.changeSymbolLayer(0, symbology)
# Crear renderer y asignar a la capa
renderer = QgsSingleSymbolRenderer(sym)
# from qgis.core import QgsDataDefinedSizeLegend
# lgd = QgsDataDefinedSizeLegend()
# lgd.setTitle('Titulo')
# lgd.setClasses([
# QgsDataDefinedSizeLegend.SizeClass(1000, '1.000'),
# QgsDataDefinedSizeLegend.SizeClass(3000, '3.000'),
# QgsDataDefinedSizeLegend.SizeClass(6000, '6.000')])
# lgd.setLegendType(QgsDataDefinedSizeLegend.LegendCollapsed)
# lgd.setVerticalAlignment(QgsDataDefinedSizeLegend.AlignBottom)
# renderer.setDataDefinedSizeLegend(lgd)
capa.setRenderer(renderer)
capa.setOpacity(self.params.opacity)
capa.setMapTipTemplate(self.params.calcTip())
capa.triggerRepaint()
return renderer