Class: QgsDataDefinedSizeLegendNode

class qgis.core.QgsDataDefinedSizeLegendNode(nodeLayer: QgsLayerTreeLayer, settings: QgsDataDefinedSizeLegend, parent: QObject = None)

Bases: QgsLayerTreeModelLegendNode

Construct the node using QgsDataDefinedSizeLegend as definition of the node’s appearance

Produces legend node with a marker symbol

New in version 3.0.

Parameters

• nodeLayer (QgsLayerTreeLayer) –

• settings (QgsDataDefinedSizeLegend) –

• parent –

childEvent()

connectNotify()

createTemporaryRenderContext()

customEvent()

data(self, role: int) → Any

Parameters

role (int) –

Return type

Any

disconnectNotify()

draw(self, settings: QgsLegendSettings, ctx: QgsLayerTreeModelLegendNode.ItemContext) → QgsLayerTreeModelLegendNode.ItemMetrics

Parameters

• settings (QgsLegendSettings) –

• ctx (QgsLayerTreeModelLegendNode.ItemContext) –

Return type

QgsLayerTreeModelLegendNode.ItemMetrics

isSignalConnected()

receivers()

sender()

senderSignalIndex()

timerEvent()