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 usingQgsDataDefinedSizeLegend
as definition of the node’s appearanceMethods
Returns a temporary context or
None
if legendMapViewData are not valid- param role:
- param settings:
- 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) –
- Return type:
- isSignalConnected(self, QMetaMethod) bool ¶
- receivers(self, PYQT_SIGNAL) int ¶
- sender(self) QObject ¶
- senderSignalIndex(self) int ¶
- timerEvent(self, QTimerEvent)¶