Class: QgsPointClusterRenderer¶
-
class
qgis.core.
QgsPointClusterRenderer
¶ Bases:
QgsPointDistanceRenderer
A renderer that automatically clusters points with the same geographic position.
Methods
- rtype
QgsPointClusterRenderer
Returns the symbol used for rendering clustered groups (but not ownership of the symbol).
Creates a
QgsPointClusterRenderer
from an existing renderer.Creates a renderer from XML element
- param doc
Sets the symbol for rendering clustered groups.
- param context
- param context
- param context
-
clone
(self) → QgsPointClusterRenderer¶ - Return type
-
clusterSymbol
(self) → QgsMarkerSymbol¶ Returns the symbol used for rendering clustered groups (but not ownership of the symbol).
See also
- Return type
-
convertFromRenderer
(renderer: QgsFeatureRenderer) → QgsPointClusterRenderer¶ Creates a
QgsPointClusterRenderer
from an existing renderer.- Return type
- Returns
a new renderer if the conversion was possible, otherwise None.
- Parameters
renderer (QgsFeatureRenderer) –
-
convertSymbolRotation
()¶
-
convertSymbolSizeScale
()¶
-
copyRendererData
()¶
-
create
(symbologyElem: QDomElement, context: QgsReadWriteContext) → QgsFeatureRenderer¶ Creates a renderer from XML element
- Parameters
symbologyElem (QDomElement) –
context (QgsReadWriteContext) –
- Return type
-
drawGroup
()¶
-
drawLabels
()¶
-
renderFeatureWithSymbol
()¶
-
renderVertexMarker
()¶
-
renderVertexMarkerPolygon
()¶
-
renderVertexMarkerPolyline
()¶
-
save
(self, doc: QDomDocument, context: QgsReadWriteContext) → QDomElement¶ - Parameters
doc (QDomDocument) –
context (QgsReadWriteContext) –
- Return type
QDomElement
-
setClusterSymbol
(self, symbol: QgsMarkerSymbol)¶ Sets the symbol for rendering clustered groups.
- Parameters
symbol (QgsMarkerSymbol) – new cluster symbol. Ownership is transferred to the renderer.
See also
-
startRender
(self, context: QgsRenderContext, fields: QgsFields)¶ - Parameters
context (QgsRenderContext) –
fields (QgsFields) –
-
stopRender
(self, context: QgsRenderContext)¶ - Parameters
context (QgsRenderContext) –
-
usedAttributes
(self, context: QgsRenderContext) → Set[str]¶ - Parameters
context (QgsRenderContext) –
- Return type
Set[str]