Class: QgsRasterSymbolLegendNode¶

class qgis.core.QgsRasterSymbolLegendNode(nodeLayer: QgsLayerTreeLayer, color: Union[QColor, Qt.GlobalColor, QGradient], label: str, parent: QObject = None)¶

Bases: QgsLayerTreeModelLegendNode

Constructor for QgsRasterSymbolLegendNode.

Parameters

nodeLayer (QgsLayerTreeLayer) – layer node
color (Union[QColor) – color
label (str) – label
parent (QObject = None) – attach a parent QObject to the legend node.

Implementation of legend node interface for displaying raster legend entries

Methods

`childEvent`
`connectNotify`
`createTemporaryRenderContext`	Returns a temporary context or `None` if legendMapViewData are not valid
`customEvent`
`data`	param role
`disconnectNotify`
`drawSymbol`	param settings
`exportSymbolToJson`	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)¶

drawSymbol(self, settings: QgsLegendSettings, ctx: QgsLayerTreeModelLegendNode.ItemContext, itemHeight: float) → QSizeF¶

Parameters

settings (QgsLegendSettings) –
ctx (QgsLayerTreeModelLegendNode.ItemContext) –
itemHeight (float) –

Return type

QSizeF

exportSymbolToJson(self, settings: QgsLegendSettings, context: QgsRenderContext) → Dict[str, QJsonValue]¶

Parameters

settings (QgsLegendSettings) –
context (QgsRenderContext) –

Return type

Dict[str, QJsonValue]

isSignalConnected(self, QMetaMethod) → bool¶

receivers(self, PYQT_SIGNAL) → int¶

sender(self) → QObject¶

senderSignalIndex(self) → int¶

timerEvent(self, QTimerEvent)¶