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| QgsFillSymbolLayer (const QgsFillSymbolLayer &other)=delete |
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double | angle () const |
| Returns the rotation angle of the fill symbol, in degrees clockwise.
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void | drawPreviewIcon (QgsSymbolRenderContext &context, QSize size) override |
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QgsFillSymbolLayer & | operator= (const QgsFillSymbolLayer &other)=delete |
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virtual void | renderPolygon (const QPolygonF &points, const QVector< QPolygonF > *rings, QgsSymbolRenderContext &context)=0 |
| Renders the fill symbol layer for the polygon whose outer ring is defined by points, using the given render context.
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void | setAngle (double angle) |
| Sets the rotation angle of the pattern, in degrees clockwise.
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virtual QImage | toTiledPatternImage () const |
| Renders the symbol layer as an image that can be used as a seamless pattern fill for polygons, this method is used by SLD export to generate image tiles for ExternalGraphic polygon fills.
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| QgsSymbolLayer (const QgsSymbolLayer &other)=delete |
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virtual | ~QgsSymbolLayer () |
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virtual bool | canCauseArtifactsBetweenAdjacentTiles () const |
| Returns true if the symbol layer rendering can cause visible artifacts across a single feature when the feature is rendered as a series of adjacent map tiles each containing a portion of the feature's geometry.
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virtual QgsSymbolLayer * | clone () const =0 |
| Shall be reimplemented by subclasses to create a deep copy of the instance.
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virtual QColor | color () const |
| Returns the "representative" color of the symbol layer.
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QgsPropertyCollection & | dataDefinedProperties () |
| Returns a reference to the symbol layer's property collection, used for data defined overrides.
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const QgsPropertyCollection & | dataDefinedProperties () const |
| Returns a reference to the symbol layer's property collection, used for data defined overrides.
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virtual double | dxfAngle (QgsSymbolRenderContext &context) const |
| Gets angle.
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virtual QColor | dxfBrushColor (QgsSymbolRenderContext &context) const |
| Gets brush/fill color.
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virtual Qt::BrushStyle | dxfBrushStyle () const |
| Gets brush/fill style.
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virtual QColor | dxfColor (QgsSymbolRenderContext &context) const |
| Gets color.
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virtual QVector< qreal > | dxfCustomDashPattern (Qgis::RenderUnit &unit) const |
| Gets dash pattern.
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virtual double | dxfOffset (const QgsDxfExport &e, QgsSymbolRenderContext &context) const |
| Gets offset.
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virtual Qt::PenStyle | dxfPenStyle () const |
| Gets pen style.
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virtual double | dxfSize (const QgsDxfExport &e, QgsSymbolRenderContext &context) const |
| Gets marker size.
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virtual double | dxfWidth (const QgsDxfExport &e, QgsSymbolRenderContext &context) const |
| Gets line width.
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bool | enabled () const |
| Returns true if symbol layer is enabled and will be drawn.
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virtual double | estimateMaxBleed (const QgsRenderContext &context) const |
| Returns the estimated maximum distance which the layer style will bleed outside the drawn shape when drawn in the specified /a context.
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virtual QColor | fillColor () const |
| Returns the fill color for the symbol layer.
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virtual Qgis::SymbolLayerFlags | flags () const |
| Returns flags which control the symbol layer's behavior.
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virtual bool | hasDataDefinedProperties () const |
| Returns true if the symbol layer (or any of its sub-symbols) contains data defined properties.
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QString | id () const |
| Returns symbol layer identifier This id is unique in the whole project.
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bool | installMasks (QgsRenderContext &context, bool recursive, const QRectF &rect=QRectF()) |
| When rendering, install masks on context painter.
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virtual bool | isCompatibleWithSymbol (QgsSymbol *symbol) const |
| Returns if the layer can be used below the specified symbol.
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bool | isLocked () const |
| Returns true if the symbol layer colors are locked and the layer will ignore any symbol-level color changes.
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virtual QString | layerType () const =0 |
| Returns a string that represents this layer type.
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virtual QgsMapUnitScale | mapUnitScale () const |
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virtual QList< QgsSymbolLayerReference > | masks () const |
| Returns masks defined by this symbol layer.
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virtual QString | ogrFeatureStyle (double mmScaleFactor, double mapUnitScaleFactor) const |
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QgsSymbolLayer & | operator= (const QgsSymbolLayer &other)=delete |
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virtual Qgis::RenderUnit | outputUnit () const |
| Returns the units to use for sizes and widths within the symbol layer.
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QgsPaintEffect * | paintEffect () const |
| Returns the current paint effect for the layer.
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virtual void | prepareExpressions (const QgsSymbolRenderContext &context) |
| Prepares all data defined property expressions for evaluation.
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virtual void | prepareMasks (const QgsSymbolRenderContext &context) |
| Prepares all mask internal objects according to what is defined in context This should be called prior to calling startRender() method.
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virtual QVariantMap | properties () const =0 |
| Should be reimplemented by subclasses to return a string map that contains the configuration information for the symbol layer.
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int | renderingPass () const |
| Specifies the rendering pass in which this symbol layer should be rendered.
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virtual void | setColor (const QColor &color) |
| Sets the "representative" color for the symbol layer.
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void | setDataDefinedProperties (const QgsPropertyCollection &collection) |
| Sets the symbol layer's property collection, used for data defined overrides.
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virtual void | setDataDefinedProperty (Property key, const QgsProperty &property) |
| Sets a data defined property for the layer.
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void | setEnabled (bool enabled) |
| Sets whether symbol layer is enabled and should be drawn.
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virtual void | setFillColor (const QColor &color) |
| Sets the fill color for the symbol layer.
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void | setId (const QString &id) |
| Set symbol layer identifier This id has to be unique in the whole project.
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void | setLocked (bool locked) |
| Sets whether the layer's colors are locked.
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virtual void | setMapUnitScale (const QgsMapUnitScale &scale) |
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virtual void | setOutputUnit (Qgis::RenderUnit unit) |
| Sets the units to use for sizes and widths within the symbol layer.
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void | setPaintEffect (QgsPaintEffect *effect) |
| Sets the current paint effect for the layer.
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void | setRenderingPass (int renderingPass) |
| Specifies the rendering pass in which this symbol layer should be rendered.
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virtual void | setStrokeColor (const QColor &color) |
| Sets the stroke color for the symbol layer.
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virtual bool | setSubSymbol (QgsSymbol *symbol) |
| Sets layer's subsymbol. takes ownership of the passed symbol.
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void | setUserFlags (Qgis::SymbolLayerUserFlags flags) |
| Sets user-controlled flags which control the symbol layer's behavior.
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virtual void | startFeatureRender (const QgsFeature &feature, QgsRenderContext &context) |
| Called before the layer will be rendered for a particular feature.
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virtual void | startRender (QgsSymbolRenderContext &context)=0 |
| Called before a set of rendering operations commences on the supplied render context.
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virtual void | stopFeatureRender (const QgsFeature &feature, QgsRenderContext &context) |
| Called after the layer has been rendered for a particular feature.
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virtual void | stopRender (QgsSymbolRenderContext &context)=0 |
| Called after a set of rendering operations has finished on the supplied render context.
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virtual QColor | strokeColor () const |
| Returns the stroke color for the symbol layer.
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virtual QgsSymbol * | subSymbol () |
| Returns the symbol's sub symbol, if present.
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virtual void | toSld (QDomDocument &doc, QDomElement &element, const QVariantMap &props) const |
| Saves the symbol layer as SLD.
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Qgis::SymbolType | type () const |
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virtual QSet< QString > | usedAttributes (const QgsRenderContext &context) const |
| Returns the set of attributes referenced by the layer.
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Qgis::SymbolLayerUserFlags | userFlags () const |
| Returns user-controlled flags which control the symbol layer's behavior.
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virtual bool | usesMapUnits () const |
| Returns true if the symbol layer has any components which use map unit based sizes.
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virtual bool | writeDxf (QgsDxfExport &e, double mmMapUnitScaleFactor, const QString &layerName, QgsSymbolRenderContext &context, QPointF shift=QPointF(0.0, 0.0)) const |
| write as DXF
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Abstract base class for fill symbol layers.
Definition at line 1280 of file qgssymbollayer.h.