QGIS API Documentation 3.32.0-Lima (311a8cb8a6)
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A symbol layer for rendering objects with major and minor axis (e.g. More...
#include <qgsellipsesymbollayer.h>
Public Member Functions | |
QgsEllipseSymbolLayer () | |
~QgsEllipseSymbolLayer () override | |
QRectF | bounds (QPointF point, QgsSymbolRenderContext &context) override |
Returns the approximate bounding box of the marker symbol layer, taking into account any data defined overrides and offsets which are set for the marker layer. More... | |
QgsEllipseSymbolLayer * | clone () const override |
Shall be reimplemented by subclasses to create a deep copy of the instance. More... | |
QColor | fillColor () const override |
Returns the fill color for the symbol layer. More... | |
QString | layerType () const override |
Returns a string that represents this layer type. More... | |
QgsMapUnitScale | mapUnitScale () const override |
Qgis::RenderUnit | outputUnit () const override |
Returns the units to use for sizes and widths within the symbol layer. More... | |
Qt::PenCapStyle | penCapStyle () const |
Returns the marker's stroke cap style (e.g., flat, round, etc). More... | |
Qt::PenJoinStyle | penJoinStyle () const |
Gets stroke join style. More... | |
QVariantMap | properties () const override |
Should be reimplemented by subclasses to return a string map that contains the configuration information for the symbol layer. More... | |
void | renderPoint (QPointF point, QgsSymbolRenderContext &context) override |
Renders a marker at the specified point. More... | |
void | setFillColor (const QColor &c) override |
Sets the fill color for the symbol layer. More... | |
void | setMapUnitScale (const QgsMapUnitScale &scale) override |
void | setOutputUnit (Qgis::RenderUnit unit) override |
Sets the units to use for sizes and widths within the symbol layer. More... | |
void | setPenCapStyle (Qt::PenCapStyle style) |
Sets the marker's stroke cap style (e.g., flat, round, etc). More... | |
void | setPenJoinStyle (Qt::PenJoinStyle style) |
Set stroke join style. More... | |
void | setShape (QgsEllipseSymbolLayer::Shape shape) |
Sets the rendered ellipse marker shape. More... | |
void | setSize (double size) override |
Sets the symbol size. More... | |
void | setStrokeColor (const QColor &c) override |
Sets the stroke color for the symbol layer. More... | |
void | setStrokeStyle (Qt::PenStyle strokeStyle) |
void | setStrokeWidth (double w) |
void | setStrokeWidthMapUnitScale (const QgsMapUnitScale &scale) |
void | setStrokeWidthUnit (Qgis::RenderUnit unit) |
Sets the units for the symbol's stroke width. More... | |
void | setSymbolHeight (double h) |
void | setSymbolHeightMapUnitScale (const QgsMapUnitScale &scale) |
void | setSymbolHeightUnit (Qgis::RenderUnit unit) |
Sets the units for the symbol's height. More... | |
Q_DECL_DEPRECATED void | setSymbolName (const QString &name) |
Sets the rendered ellipse marker shape using a symbol name. More... | |
void | setSymbolWidth (double w) |
void | setSymbolWidthMapUnitScale (const QgsMapUnitScale &scale) |
void | setSymbolWidthUnit (Qgis::RenderUnit unit) |
Sets the units for the symbol's width. More... | |
QgsEllipseSymbolLayer::Shape | shape () const |
Returns the shape for the rendered ellipse marker symbol. More... | |
void | startRender (QgsSymbolRenderContext &context) override |
Called before a set of rendering operations commences on the supplied render context. More... | |
void | stopRender (QgsSymbolRenderContext &context) override |
Called after a set of rendering operations has finished on the supplied render context. More... | |
QColor | strokeColor () const override |
Returns the stroke color for the symbol layer. More... | |
Qt::PenStyle | strokeStyle () const |
double | strokeWidth () const |
const QgsMapUnitScale & | strokeWidthMapUnitScale () const |
Qgis::RenderUnit | strokeWidthUnit () const |
Returns the units for the symbol's stroke width. More... | |
double | symbolHeight () const |
const QgsMapUnitScale & | symbolHeightMapUnitScale () const |
Qgis::RenderUnit | symbolHeightUnit () const |
Returns the units for the symbol's height. More... | |
Q_DECL_DEPRECATED QString | symbolName () const |
Returns the shape name for the rendered ellipse marker symbol. More... | |
double | symbolWidth () const |
const QgsMapUnitScale & | symbolWidthMapUnitScale () const |
Qgis::RenderUnit | symbolWidthUnit () const |
Returns the units for the symbol's width. More... | |
void | toSld (QDomDocument &doc, QDomElement &element, const QVariantMap &props) const override |
Saves the symbol layer as SLD. More... | |
bool | usesMapUnits () const override |
Returns true if the symbol layer has any components which use map unit based sizes. More... | |
bool | writeDxf (QgsDxfExport &e, double mmMapUnitScaleFactor, const QString &layerName, QgsSymbolRenderContext &context, QPointF shift=QPointF(0.0, 0.0)) const override |
write as DXF More... | |
void | writeSldMarker (QDomDocument &doc, QDomElement &element, const QVariantMap &props) const override |
Writes the symbol layer definition as a SLD XML element. More... | |
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QgsMarkerSymbolLayer (const QgsMarkerSymbolLayer &other)=delete | |
QgsMarkerSymbolLayer cannot be copied. More... | |
double | angle () const |
Returns the rotation angle for the marker, in degrees clockwise from north. More... | |
virtual QRectF | bounds (QPointF point, QgsSymbolRenderContext &context)=0 |
Returns the approximate bounding box of the marker symbol layer, taking into account any data defined overrides and offsets which are set for the marker layer. More... | |
void | drawPreviewIcon (QgsSymbolRenderContext &context, QSize size) override |
virtual double | dxfAngle (QgsSymbolRenderContext &context) const override |
Gets angle. More... | |
virtual double | dxfSize (const QgsDxfExport &e, QgsSymbolRenderContext &context) const override |
Gets marker size. More... | |
HorizontalAnchorPoint | horizontalAnchorPoint () const |
Returns the horizontal anchor point for positioning the symbol. More... | |
QgsMapUnitScale | mapUnitScale () const override |
QPointF | offset () const |
Returns the marker's offset, which is the horizontal and vertical displacement which the rendered marker will have from the original feature's geometry. More... | |
const QgsMapUnitScale & | offsetMapUnitScale () const |
Returns the map unit scale for the symbol's offset. More... | |
Qgis::RenderUnit | offsetUnit () const |
Returns the units for the symbol's offset. More... | |
QgsMarkerSymbolLayer & | operator= (const QgsMarkerSymbolLayer &other)=delete |
QgsMarkerSymbolLayer cannot be copied. More... | |
Qgis::RenderUnit | outputUnit () const override |
Returns the units to use for sizes and widths within the symbol layer. More... | |
virtual void | renderPoint (QPointF point, QgsSymbolRenderContext &context)=0 |
Renders a marker at the specified point. More... | |
Qgis::ScaleMethod | scaleMethod () const |
Returns the method to use for scaling the marker's size. More... | |
void | setAngle (double angle) |
Sets the rotation angle for the marker. More... | |
void | setHorizontalAnchorPoint (HorizontalAnchorPoint h) |
Sets the horizontal anchor point for positioning the symbol. More... | |
void | setLineAngle (double lineAngle) |
Sets the line angle modification for the symbol's angle. More... | |
void | setMapUnitScale (const QgsMapUnitScale &scale) override |
void | setOffset (QPointF offset) |
Sets the marker's offset, which is the horizontal and vertical displacement which the rendered marker should have from the original feature's geometry. More... | |
void | setOffsetMapUnitScale (const QgsMapUnitScale &scale) |
Sets the map unit scale for the symbol's offset. More... | |
void | setOffsetUnit (Qgis::RenderUnit unit) |
Sets the units for the symbol's offset. More... | |
void | setOutputUnit (Qgis::RenderUnit unit) override |
Sets the units to use for sizes and widths within the symbol layer. More... | |
void | setScaleMethod (Qgis::ScaleMethod scaleMethod) |
Sets the method to use for scaling the marker's size. More... | |
virtual void | setSize (double size) |
Sets the symbol size. More... | |
void | setSizeMapUnitScale (const QgsMapUnitScale &scale) |
Sets the map unit scale for the symbol's size. More... | |
void | setSizeUnit (Qgis::RenderUnit unit) |
Sets the units for the symbol's size. More... | |
void | setVerticalAnchorPoint (VerticalAnchorPoint v) |
Sets the vertical anchor point for positioning the symbol. More... | |
double | size () const |
Returns the symbol size. More... | |
const QgsMapUnitScale & | sizeMapUnitScale () const |
Returns the map unit scale for the symbol's size. More... | |
Qgis::RenderUnit | sizeUnit () const |
Returns the units for the symbol's size. More... | |
void | startRender (QgsSymbolRenderContext &context) override |
Called before a set of rendering operations commences on the supplied render context. More... | |
void | stopRender (QgsSymbolRenderContext &context) override |
Called after a set of rendering operations has finished on the supplied render context. More... | |
void | toSld (QDomDocument &doc, QDomElement &element, const QVariantMap &props) const override |
Saves the symbol layer as SLD. More... | |
VerticalAnchorPoint | verticalAnchorPoint () const |
Returns the vertical anchor point for positioning the symbol. More... | |
virtual void | writeSldMarker (QDomDocument &doc, QDomElement &element, const QVariantMap &props) const |
Writes the symbol layer definition as a SLD XML element. More... | |
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QgsSymbolLayer (const QgsSymbolLayer &other)=delete | |
QgsSymbolLayer cannot be copied. More... | |
virtual | ~QgsSymbolLayer () |
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. More... | |
virtual QgsSymbolLayer * | clone () const =0 |
Shall be reimplemented by subclasses to create a deep copy of the instance. More... | |
virtual QColor | color () const |
Returns the "representative" color of the symbol layer. More... | |
QgsPropertyCollection & | dataDefinedProperties () |
Returns a reference to the symbol layer's property collection, used for data defined overrides. More... | |
const QgsPropertyCollection & | dataDefinedProperties () const |
Returns a reference to the symbol layer's property collection, used for data defined overrides. More... | |
virtual void | drawPreviewIcon (QgsSymbolRenderContext &context, QSize size)=0 |
virtual double | dxfAngle (QgsSymbolRenderContext &context) const |
Gets angle. More... | |
virtual QColor | dxfBrushColor (QgsSymbolRenderContext &context) const |
Gets brush/fill color. More... | |
virtual Qt::BrushStyle | dxfBrushStyle () const |
Gets brush/fill style. More... | |
virtual QColor | dxfColor (QgsSymbolRenderContext &context) const |
Gets color. More... | |
virtual QVector< qreal > | dxfCustomDashPattern (Qgis::RenderUnit &unit) const |
Gets dash pattern. More... | |
virtual double | dxfOffset (const QgsDxfExport &e, QgsSymbolRenderContext &context) const |
Gets offset. More... | |
virtual Qt::PenStyle | dxfPenStyle () const |
Gets pen style. More... | |
virtual double | dxfSize (const QgsDxfExport &e, QgsSymbolRenderContext &context) const |
Gets marker size. More... | |
virtual double | dxfWidth (const QgsDxfExport &e, QgsSymbolRenderContext &context) const |
Gets line width. More... | |
bool | enabled () const |
Returns true if symbol layer is enabled and will be drawn. More... | |
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. More... | |
virtual QColor | fillColor () const |
Returns the fill color for the symbol layer. More... | |
virtual Qgis::SymbolLayerFlags | flags () const |
Returns flags which control the symbol layer's behavior. More... | |
virtual bool | hasDataDefinedProperties () const |
Returns true if the symbol layer (or any of its sub-symbols) contains data defined properties. More... | |
QString | id () const |
Returns symbol layer identifier This id is unique in the whole project. More... | |
virtual bool | isCompatibleWithSymbol (QgsSymbol *symbol) const |
Returns if the layer can be used below the specified symbol. More... | |
bool | isLocked () const |
Returns true if the symbol layer colors are locked and the layer will ignore any symbol-level color changes. More... | |
virtual QString | layerType () const =0 |
Returns a string that represents this layer type. More... | |
virtual QgsMapUnitScale | mapUnitScale () const |
virtual QList< QgsSymbolLayerReference > | masks () const |
Returns masks defined by this symbol layer. More... | |
virtual QString | ogrFeatureStyle (double mmScaleFactor, double mapUnitScaleFactor) const |
QgsSymbolLayer & | operator= (const QgsSymbolLayer &other)=delete |
QgsSymbolLayer cannot be copied. More... | |
virtual Qgis::RenderUnit | outputUnit () const |
Returns the units to use for sizes and widths within the symbol layer. More... | |
QgsPaintEffect * | paintEffect () const |
Returns the current paint effect for the layer. More... | |
virtual void | prepareExpressions (const QgsSymbolRenderContext &context) |
Prepares all data defined property expressions for evaluation. More... | |
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. More... | |
virtual QVariantMap | properties () const =0 |
Should be reimplemented by subclasses to return a string map that contains the configuration information for the symbol layer. More... | |
int | renderingPass () const |
Specifies the rendering pass in which this symbol layer should be rendered. More... | |
virtual void | setColor (const QColor &color) |
Sets the "representative" color for the symbol layer. More... | |
void | setDataDefinedProperties (const QgsPropertyCollection &collection) |
Sets the symbol layer's property collection, used for data defined overrides. More... | |
virtual void | setDataDefinedProperty (Property key, const QgsProperty &property) |
Sets a data defined property for the layer. More... | |
void | setEnabled (bool enabled) |
Sets whether symbol layer is enabled and should be drawn. More... | |
virtual void | setFillColor (const QColor &color) |
Sets the fill color for the symbol layer. More... | |
void | setId (const QString &id) |
Set symbol layer identifier This id has to be unique in the whole project. More... | |
void | setLocked (bool locked) |
Sets whether the layer's colors are locked. More... | |
virtual void | setMapUnitScale (const QgsMapUnitScale &scale) |
virtual void | setOutputUnit (Qgis::RenderUnit unit) |
Sets the units to use for sizes and widths within the symbol layer. More... | |
void | setPaintEffect (QgsPaintEffect *effect) |
Sets the current paint effect for the layer. More... | |
void | setRenderingPass (int renderingPass) |
Specifies the rendering pass in which this symbol layer should be rendered. More... | |
virtual void | setStrokeColor (const QColor &color) |
Sets the stroke color for the symbol layer. More... | |
virtual bool | setSubSymbol (QgsSymbol *symbol) |
Sets layer's subsymbol. takes ownership of the passed symbol. More... | |
virtual void | startFeatureRender (const QgsFeature &feature, QgsRenderContext &context) |
Called before the layer will be rendered for a particular feature. More... | |
virtual void | startRender (QgsSymbolRenderContext &context)=0 |
Called before a set of rendering operations commences on the supplied render context. More... | |
virtual void | stopFeatureRender (const QgsFeature &feature, QgsRenderContext &context) |
Called after the layer has been rendered for a particular feature. More... | |
virtual void | stopRender (QgsSymbolRenderContext &context)=0 |
Called after a set of rendering operations has finished on the supplied render context. More... | |
virtual QColor | strokeColor () const |
Returns the stroke color for the symbol layer. More... | |
virtual QgsSymbol * | subSymbol () |
Returns the symbol's sub symbol, if present. More... | |
virtual void | toSld (QDomDocument &doc, QDomElement &element, const QVariantMap &props) const |
Saves the symbol layer as SLD. More... | |
Qgis::SymbolType | type () const |
virtual QSet< QString > | usedAttributes (const QgsRenderContext &context) const |
Returns the set of attributes referenced by the layer. More... | |
virtual bool | usesMapUnits () const |
Returns true if the symbol layer has any components which use map unit based sizes. More... | |
virtual bool | writeDxf (QgsDxfExport &e, double mmMapUnitScaleFactor, const QString &layerName, QgsSymbolRenderContext &context, QPointF shift=QPointF(0.0, 0.0)) const |
write as DXF More... | |
Static Public Member Functions | |
static QList< QgsEllipseSymbolLayer::Shape > | availableShapes () |
Returns a list of all available shape types. More... | |
static QgsSymbolLayer * | create (const QVariantMap &properties=QVariantMap()) |
Creates the symbol layer. More... | |
static QgsSymbolLayer * | createFromSld (QDomElement &element) |
static QgsEllipseSymbolLayer::Shape | decodeShape (const QString &name, bool *ok=nullptr) |
Attempts to decode a string representation of a shape name to the corresponding shape. More... | |
static QString | encodeShape (QgsEllipseSymbolLayer::Shape shape) |
Encodes a shape to its string representation. More... | |
static bool | shapeIsFilled (const QgsEllipseSymbolLayer::Shape &shape) |
Returns true if a shape has a fill. More... | |
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static const QgsPropertiesDefinition & | propertyDefinitions () |
Returns the symbol layer property definitions. More... | |
Additional Inherited Members | |
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QgsMarkerSymbolLayer (bool locked=false) | |
Constructor for QgsMarkerSymbolLayer. More... | |
void | markerOffset (QgsSymbolRenderContext &context, double &offsetX, double &offsetY) const |
Calculates the required marker offset, including both the symbol offset and any displacement required to align with the marker's anchor point. More... | |
void | markerOffset (QgsSymbolRenderContext &context, double width, double height, double &offsetX, double &offsetY) const |
Calculates the required marker offset, including both the symbol offset and any displacement required to align with the marker's anchor point. More... | |
void | markerOffset (QgsSymbolRenderContext &context, double width, double height, Qgis::RenderUnit widthUnit, Qgis::RenderUnit heightUnit, double &offsetX, double &offsetY, const QgsMapUnitScale &widthMapUnitScale, const QgsMapUnitScale &heightMapUnitScale) const |
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QgsSymbolLayer (Qgis::SymbolType type, bool locked=false) | |
Constructor for QgsSymbolLayer. More... | |
void | copyDataDefinedProperties (QgsSymbolLayer *destLayer) const |
Copies all data defined properties of this layer to another symbol layer. More... | |
void | copyPaintEffect (QgsSymbolLayer *destLayer) const |
Copies paint effect of this layer to another symbol layer. More... | |
void | installMasks (QgsRenderContext &context, bool recursive) |
When rendering, install masks on context painter if recursive is true masks are installed recursively for all children symbol layers. More... | |
void | removeMasks (QgsRenderContext &context, bool recursive) |
When rendering, remove previously installed masks from context painter if recursive is true masks are removed recursively for all children symbol layers. More... | |
void | restoreOldDataDefinedProperties (const QVariantMap &stringMap) |
Restores older data defined properties from string map. More... | |
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static QPointF | _rotatedOffset (QPointF offset, double angle) |
Adjusts a marker offset to account for rotation. More... | |
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double | mAngle = 0 |
Marker rotation angle, in degrees clockwise from north. More... | |
HorizontalAnchorPoint | mHorizontalAnchorPoint = HCenter |
Horizontal anchor point. More... | |
double | mLineAngle = 0 |
Line rotation angle (see setLineAngle() for details) More... | |
QPointF | mOffset |
Marker offset. More... | |
QgsMapUnitScale | mOffsetMapUnitScale |
Offset map unit scale. More... | |
Qgis::RenderUnit | mOffsetUnit = Qgis::RenderUnit::Millimeters |
Offset units. More... | |
Qgis::ScaleMethod | mScaleMethod = Qgis::ScaleMethod::ScaleDiameter |
Marker size scaling method. More... | |
double | mSize = 2.0 |
Marker size. More... | |
QgsMapUnitScale | mSizeMapUnitScale |
Marker size map unit scale. More... | |
Qgis::RenderUnit | mSizeUnit = Qgis::RenderUnit::Millimeters |
Marker size unit. More... | |
VerticalAnchorPoint | mVerticalAnchorPoint = VCenter |
Vertical anchor point. More... | |
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QPainterPath | mClipPath |
QColor | mColor |
QgsPropertyCollection | mDataDefinedProperties |
bool | mEnabled = true |
True if layer is enabled and should be drawn. More... | |
QgsFields | mFields |
QString | mId |
bool | mLocked = false |
std::unique_ptr< QgsPaintEffect > | mPaintEffect |
int | mRenderingPass = 0 |
Qgis::SymbolType | mType |
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static const bool | SELECT_FILL_BORDER = false |
Whether fill styles for selected features also highlight symbol stroke. More... | |
static const bool | SELECT_FILL_STYLE = false |
Whether fill styles for selected features uses symbol layer style. More... | |
static const bool | SELECTION_IS_OPAQUE = true |
Whether styles for selected features ignore symbol alpha. More... | |
A symbol layer for rendering objects with major and minor axis (e.g.
ellipse, rectangle, etc).
Definition at line 31 of file qgsellipsesymbollayer.h.
Marker symbol shapes.
Definition at line 36 of file qgsellipsesymbollayer.h.
QgsEllipseSymbolLayer::QgsEllipseSymbolLayer | ( | ) |
Definition at line 29 of file qgsellipsesymbollayer.cpp.
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Returns a list of all available shape types.
Definition at line 1170 of file qgsellipsesymbollayer.cpp.
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Returns the approximate bounding box of the marker symbol layer, taking into account any data defined overrides and offsets which are set for the marker layer.
Implements QgsMarkerSymbolLayer.
Definition at line 836 of file qgsellipsesymbollayer.cpp.
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Shall be reimplemented by subclasses to create a deep copy of the instance.
Implements QgsSymbolLayer.
Definition at line 379 of file qgsellipsesymbollayer.cpp.
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Creates the symbol layer.
Definition at line 45 of file qgsellipsesymbollayer.cpp.
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Definition at line 480 of file qgsellipsesymbollayer.cpp.
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Attempts to decode a string representation of a shape name to the corresponding shape.
name | encoded shape name |
ok | if specified, will be set to true if shape was successfully decoded |
Definition at line 1088 of file qgsellipsesymbollayer.cpp.
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Encodes a shape to its string representation.
shape | shape to encode |
Definition at line 1130 of file qgsellipsesymbollayer.cpp.
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Returns the fill color for the symbol layer.
This property is not supported by all symbol layer types, only those with a fill component. Symbol layers without a fill component will return an invalid QColor.
Reimplemented from QgsSymbolLayer.
Definition at line 183 of file qgsellipsesymbollayer.h.
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Returns a string that represents this layer type.
Used for serialization. Should match with the string used to register this symbol layer in the registry.
Implements QgsSymbolLayer.
Definition at line 343 of file qgsellipsesymbollayer.cpp.
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Reimplemented from QgsSymbolLayer.
Definition at line 825 of file qgsellipsesymbollayer.cpp.
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Returns the units to use for sizes and widths within the symbol layer.
Individual symbol layer subclasses will interpret this in different ways, e.g., a marker symbol layer may use it to specify the units for the marker size, while a line symbol layer may use it to specify the units for the line width.
Reimplemented from QgsSymbolLayer.
Definition at line 799 of file qgsellipsesymbollayer.cpp.
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Returns the marker's stroke cap style (e.g., flat, round, etc).
Definition at line 167 of file qgsellipsesymbollayer.h.
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Should be reimplemented by subclasses to return a string map that contains the configuration information for the symbol layer.
This is used to serialize a symbol layer perstistently.
Implements QgsSymbolLayer.
Definition at line 538 of file qgsellipsesymbollayer.cpp.
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Renders a marker at the specified point.
Derived classes must implement this to handle drawing the point.
point | position at which to render point, in painter units |
context | symbol render context |
Implements QgsMarkerSymbolLayer.
Definition at line 172 of file qgsellipsesymbollayer.cpp.
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Sets the fill color for the symbol layer.
This property is not supported by all symbol layer types, only those with a fill component.
Reimplemented from QgsSymbolLayer.
Definition at line 182 of file qgsellipsesymbollayer.h.
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Reimplemented from QgsSymbolLayer.
Definition at line 817 of file qgsellipsesymbollayer.cpp.
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Sets the units to use for sizes and widths within the symbol layer.
Individual symbol layer subclasses will interpret this in different ways, e.g., a marker symbol layer may use it to specify the units for the marker size, while a line symbol layer may use it to specify the units for the line width.
unit | output units |
Reimplemented from QgsSymbolLayer.
Definition at line 791 of file qgsellipsesymbollayer.cpp.
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Sets the marker's stroke cap style (e.g., flat, round, etc).
Definition at line 177 of file qgsellipsesymbollayer.h.
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Sets the rendered ellipse marker shape.
shape | new ellipse marker shape |
Definition at line 114 of file qgsellipsesymbollayer.h.
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Sets the symbol size.
size | symbol size. Units are specified by sizeUnit(). |
Reimplemented from QgsMarkerSymbolLayer.
Definition at line 764 of file qgsellipsesymbollayer.cpp.
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Sets the stroke color for the symbol layer.
This property is not supported by all symbol layer types, only those with a stroke component.
Reimplemented from QgsSymbolLayer.
Definition at line 185 of file qgsellipsesymbollayer.h.
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Definition at line 145 of file qgsellipsesymbollayer.h.
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Definition at line 179 of file qgsellipsesymbollayer.h.
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Definition at line 237 of file qgsellipsesymbollayer.h.
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Sets the units for the symbol's stroke width.
unit | symbol units |
Definition at line 229 of file qgsellipsesymbollayer.h.
void QgsEllipseSymbolLayer::setSymbolHeight | ( | double | h | ) |
Definition at line 785 of file qgsellipsesymbollayer.cpp.
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Definition at line 221 of file qgsellipsesymbollayer.h.
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Sets the units for the symbol's height.
unit | symbol units |
Definition at line 212 of file qgsellipsesymbollayer.h.
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Sets the rendered ellipse marker shape using a symbol name.
Definition at line 91 of file qgsellipsesymbollayer.h.
void QgsEllipseSymbolLayer::setSymbolWidth | ( | double | w | ) |
Definition at line 779 of file qgsellipsesymbollayer.cpp.
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Definition at line 203 of file qgsellipsesymbollayer.h.
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Sets the units for the symbol's width.
unit | symbol units |
Definition at line 194 of file qgsellipsesymbollayer.h.
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Returns the shape for the rendered ellipse marker symbol.
Definition at line 106 of file qgsellipsesymbollayer.h.
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Returns true
if a shape has a fill.
true
if shape uses a fill, or false
if shape uses lines only Definition at line 736 of file qgsellipsesymbollayer.cpp.
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Called before a set of rendering operations commences on the supplied render context.
This is always followed by a call to stopRender() after all rendering operations have been completed.
Subclasses can use this method to prepare for a set of rendering operations, e.g. by pre-evaluating paths or images to render, and performing other one-time optimisations.
Implements QgsSymbolLayer.
Definition at line 348 of file qgsellipsesymbollayer.cpp.
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Called after a set of rendering operations has finished on the supplied render context.
This is always preceded by a call to startRender() before all rendering operations are commenced.
Subclasses can use this method to cleanup after a set of rendering operations.
Implements QgsSymbolLayer.
Definition at line 375 of file qgsellipsesymbollayer.cpp.
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Returns the stroke color for the symbol layer.
This property is not supported by all symbol layer types, only those with a stroke component. Symbol layers without a stroke component will return an invalid QColor.
Reimplemented from QgsSymbolLayer.
Definition at line 186 of file qgsellipsesymbollayer.h.
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Definition at line 144 of file qgsellipsesymbollayer.h.
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Definition at line 180 of file qgsellipsesymbollayer.h.
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Definition at line 238 of file qgsellipsesymbollayer.h.
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Returns the units for the symbol's stroke width.
Definition at line 235 of file qgsellipsesymbollayer.h.
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Definition at line 142 of file qgsellipsesymbollayer.h.
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Definition at line 222 of file qgsellipsesymbollayer.h.
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Returns the units for the symbol's height.
Definition at line 219 of file qgsellipsesymbollayer.h.
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Returns the shape name for the rendered ellipse marker symbol.
Definition at line 99 of file qgsellipsesymbollayer.h.
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Definition at line 139 of file qgsellipsesymbollayer.h.
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Definition at line 204 of file qgsellipsesymbollayer.h.
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Returns the units for the symbol's width.
Definition at line 201 of file qgsellipsesymbollayer.h.
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Saves the symbol layer as SLD.
Reimplemented from QgsSymbolLayer.
Definition at line 410 of file qgsellipsesymbollayer.cpp.
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Returns true
if the symbol layer has any components which use map unit based sizes.
Reimplemented from QgsSymbolLayer.
Definition at line 809 of file qgsellipsesymbollayer.cpp.
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write as DXF
Reimplemented from QgsSymbolLayer.
Definition at line 898 of file qgsellipsesymbollayer.cpp.
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Writes the symbol layer definition as a SLD XML element.
doc | XML document |
element | parent XML element |
props | symbol layer definition (see properties()) |
Reimplemented from QgsMarkerSymbolLayer.
Definition at line 423 of file qgsellipsesymbollayer.cpp.