mirror of
https://github.com/qgis/QGIS.git
synced 2025-03-09 00:35:20 -05:00
c49b5b777f
Rationale: - there was a lot of large objects passed by value, so potentially there's a speed bump from this - even for implicitly shared classes like QString/QList there's still a (small) cost for copying the objects when there's no reason to - it's the right thing to do!
72 lines
2.6 KiB
Plaintext
72 lines
2.6 KiB
Plaintext
class QgsSingleSymbolRendererV2 : QgsFeatureRendererV2
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{
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%TypeHeaderCode
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#include <qgssinglesymbolrendererv2.h>
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%End
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public:
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QgsSingleSymbolRendererV2( QgsSymbolV2* symbol /Transfer/ );
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virtual ~QgsSingleSymbolRendererV2();
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virtual QgsSymbolV2* symbolForFeature( QgsFeature& feature, QgsRenderContext& context );
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virtual QgsSymbolV2* originalSymbolForFeature( QgsFeature& feature, QgsRenderContext& context );
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virtual void startRender( QgsRenderContext& context, const QgsFields& fields );
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virtual void stopRender( QgsRenderContext& context );
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virtual QList<QString> usedAttributes();
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QgsSymbolV2* symbol() const;
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void setSymbol( QgsSymbolV2* s /Transfer/ );
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void setRotationField( const QString& fieldOrExpression ) /Deprecated/;
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QString rotationField() const /Deprecated/;
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void setSizeScaleField( const QString& fieldOrExpression );
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QString sizeScaleField() const;
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void setScaleMethod( QgsSymbolV2::ScaleMethod scaleMethod );
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QgsSymbolV2::ScaleMethod scaleMethod() const;
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virtual QString dump() const;
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virtual QgsFeatureRendererV2* clone() const /Factory/;
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virtual void toSld( QDomDocument& doc, QDomElement &element ) const;
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static QgsFeatureRendererV2* createFromSld( QDomElement& element, QGis::GeometryType geomType );
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//! returns bitwise OR-ed capabilities of the renderer
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virtual int capabilities();
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virtual QgsSymbolV2List symbols( QgsRenderContext& context );
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//! create renderer from XML element
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static QgsFeatureRendererV2* create( QDomElement& element ) /Factory/;
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//! store renderer info to XML element
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virtual QDomElement save( QDomDocument& doc );
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//! return a list of symbology items for the legend
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virtual QgsLegendSymbologyList legendSymbologyItems( QSize iconSize );
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//! return a list of item text / symbol
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//! @note not available in python bindings
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// virtual QgsLegendSymbolList legendSymbolItems( double scaleDenominator = -1, const QString& rule = QString() );
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//! Return a list of symbology items for the legend. Better choice than legendSymbolItems().
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//! @note added in 2.6
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virtual QgsLegendSymbolListV2 legendSymbolItemsV2() const;
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//! creates a QgsSingleSymbolRendererV2 from an existing renderer.
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//! @note added in 2.5
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//! @returns a new renderer if the conversion was possible, otherwise 0.
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static QgsSingleSymbolRendererV2* convertFromRenderer( const QgsFeatureRendererV2 *renderer ) /Factory/;
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private:
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QgsSingleSymbolRendererV2( const QgsSingleSymbolRendererV2 & );
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QgsSingleSymbolRendererV2 & operator=( const QgsSingleSymbolRendererV2 & );
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};
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