Class: QgsDataDefinedSizeLegendNode

class qgis.core.QgsDataDefinedSizeLegendNode

Bases: QgsLayerTreeModelLegendNode

Produces legend node with a marker symbol

New in version 3.0.

QgsDataDefinedSizeLegendNode(nodeLayer: QgsLayerTreeLayer, settings: QgsDataDefinedSizeLegend, parent: QObject = None) Construct the node using QgsDataDefinedSizeLegend as definition of the node’s appearance

Methods

childEvent
connectNotify
createTemporaryRenderContext	Returns a temporary context or None if legendMapViewData are not valid
customEvent
data	param role
disconnectNotify
draw	param settings
isSignalConnected
receivers
sender
senderSignalIndex
timerEvent

childEvent(self, QChildEvent)

connectNotify(self, QMetaMethod)

createTemporaryRenderContext(self) → QgsRenderContext

Returns a temporary context or None if legendMapViewData are not valid

customEvent(self, QEvent)

data(self, role: int) → Any

Parameters

role (int) –

Return type

Any

disconnectNotify(self, QMetaMethod)

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

Parameters

• settings (QgsLegendSettings) –

• ctx (QgsLayerTreeModelLegendNode.ItemContext) –

Return type

QgsLayerTreeModelLegendNode.ItemMetrics

isSignalConnected(self, QMetaMethod) → bool

receivers(self, PYQT_SIGNAL) → int

sender(self) → QObject

senderSignalIndex(self) → int

timerEvent(self, QTimerEvent)