Subgroup: other
Class: QgsNullSymbolRenderer¶
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class
qgis.core.
QgsNullSymbolRenderer
¶ Bases:
qgis._core.QgsFeatureRenderer
Null symbol renderer. Renderer which draws no symbols for features by default, but allows for labeling and diagrams for the layer. Selected features will also be drawn with a default symbol.
New in version 2.16: Methods
clone
convertFromRenderer
Creates a QgsNullSymbolRenderer from an existing renderer. convertSymbolRotation
convertSymbolSizeScale
copyRendererData
create
Creates a null renderer from XML element. dump
originalSymbolForFeature
renderFeature
renderFeatureWithSymbol
renderVertexMarker
renderVertexMarkerPolygon
renderVertexMarkerPolyline
save
stopRender
symbolForFeature
symbols
usedAttributes
willRenderFeature
Signals
Attributes
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clone
(self) → QgsFeatureRenderer¶
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convertFromRenderer
(renderer: QgsFeatureRenderer) → QgsNullSymbolRenderer¶ Creates a QgsNullSymbolRenderer from an existing renderer.
Parameters: renderer – renderer to convert from Returns: a new renderer if the conversion was possible, otherwise None.
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convertSymbolRotation
()¶
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convertSymbolSizeScale
()¶
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copyRendererData
()¶
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create
(element: QDomElement, context: QgsReadWriteContext) → QgsFeatureRenderer¶ Creates a null renderer from XML element.
Parameters: - element – DOM element
- context – reading context
Returns: new null symbol renderer
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dump
(self) → str¶
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originalSymbolForFeature
(self, feature: QgsFeature, context: QgsRenderContext) → QgsSymbol¶
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renderFeature
(self, feature: QgsFeature, context: QgsRenderContext, layer: int = -1, selected: bool = False, drawVertexMarker: bool = False) → bool¶
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renderFeatureWithSymbol
()¶
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renderVertexMarker
()¶
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renderVertexMarkerPolygon
()¶
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renderVertexMarkerPolyline
()¶
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save
(self, doc: QDomDocument, context: QgsReadWriteContext) → QDomElement¶
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stopRender
(self, context: QgsRenderContext)¶
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symbolForFeature
(self, feature: QgsFeature, context: QgsRenderContext) → QgsSymbol¶
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symbols
(self, context: QgsRenderContext) → object¶
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usedAttributes
(self, context: QgsRenderContext) → Set[str]¶
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willRenderFeature
(self, feature: QgsFeature, context: QgsRenderContext) → bool¶
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