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QgsImageFillSymbolLayer Class Reference

Base class for polygon renderers generating texture images. More...

#include <qgsfillsymbollayerv2.h>

Inheritance diagram for QgsImageFillSymbolLayer:
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Collaboration diagram for QgsImageFillSymbolLayer:
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Public Member Functions

 QgsImageFillSymbolLayer ()
 
virtual ~QgsImageFillSymbolLayer ()
 
void renderPolygon (const QPolygonF &points, QList< QPolygonF > *rings, QgsSymbolV2RenderContext &context)
 
virtual QgsSymbolV2subSymbol ()
 
virtual bool setSubSymbol (QgsSymbolV2 *symbol)
 
void setOutlineWidthUnit (QgsSymbolV2::OutputUnit unit)
 
QgsSymbolV2::OutputUnit outlineWidthUnit () const
 
virtual double estimateMaxBleed () const
 Returns the estimated maximum distance which the layer style will bleed outside the drawn shape. More...
 
virtual double dxfWidth (const QgsDxfExport &e, const QgsSymbolV2RenderContext &context) const
 
virtual QColor dxfColor (const QgsSymbolV2RenderContext &context) const
 
virtual Qt::PenStyle dxfPenStyle () const
 
- Public Member Functions inherited from QgsFillSymbolLayerV2
void drawPreviewIcon (QgsSymbolV2RenderContext &context, QSize size)
 
void setAngle (double angle)
 
double angle () const
 
- Public Member Functions inherited from QgsSymbolLayerV2
virtual QColor color () const
 
virtual void setColor (const QColor &color)
 
virtual void setOutlineColor (const QColor &color)
 Set outline color. More...
 
virtual QColor outlineColor () const
 Get outline color. More...
 
virtual void setFillColor (const QColor &color)
 Set fill color. More...
 
virtual QColor fillColor () const
 Get fill color. More...
 
virtual ~QgsSymbolLayerV2 ()
 
virtual QString layerType () const =0
 
virtual void startRender (QgsSymbolV2RenderContext &context)=0
 
virtual void stopRender (QgsSymbolV2RenderContext &context)=0
 
virtual QgsSymbolLayerV2clone () const =0
 
virtual void toSld (QDomDocument &doc, QDomElement &element, QgsStringMap props) const
 
virtual QString ogrFeatureStyle (double mmScaleFactor, double mapUnitScaleFactor) const
 
virtual QgsStringMap properties () const =0
 
QgsSymbolV2::SymbolType type () const
 
void setLocked (bool locked)
 
bool isLocked () const
 
virtual void setOutputUnit (QgsSymbolV2::OutputUnit unit)
 
virtual QgsSymbolV2::OutputUnit outputUnit () const
 
void setRenderingPass (int renderingPass)
 
int renderingPass () const
 
virtual QSet< QString > usedAttributes () const
 
virtual const QgsExpressiondataDefinedProperty (const QString &property) const
 
virtual QString dataDefinedPropertyString (const QString &property) const
 
virtual void setDataDefinedProperty (const QString &property, const QString &expressionString)
 
virtual void removeDataDefinedProperty (const QString &property)
 
virtual void removeDataDefinedProperties ()
 
bool hasDataDefinedProperties () const
 
virtual bool writeDxf (QgsDxfExport &e, double mmMapUnitScaleFactor, const QString &layerName, const QgsSymbolV2RenderContext *context, const QgsFeature *f, const QPointF &shift=QPointF(0.0, 0.0)) const
 
virtual QVector< qreal > dxfCustomDashPattern (QgsSymbolV2::OutputUnit &unit) const
 

Protected Member Functions

virtual void applyDataDefinedSettings (const QgsSymbolV2RenderContext &context)
 
- Protected Member Functions inherited from QgsFillSymbolLayerV2
 QgsFillSymbolLayerV2 (bool locked=false)
 
void _renderPolygon (QPainter *p, const QPolygonF &points, const QList< QPolygonF > *rings, QgsSymbolV2RenderContext &context)
 Default method to render polygon. More...
 
- Protected Member Functions inherited from QgsSymbolLayerV2
 QgsSymbolLayerV2 (QgsSymbolV2::SymbolType type, bool locked=false)
 
virtual void prepareExpressions (const QgsFields *fields, double scale=-1.0)
 
virtual QgsExpressionexpression (const QString &property) const
 
void saveDataDefinedProperties (QgsStringMap &stringMap) const
 Saves data defined properties to string map. More...
 
void copyDataDefinedProperties (QgsSymbolLayerV2 *destLayer) const
 Copies data defined properties of this layer to another symbol layer. More...
 

Protected Attributes

QBrush mBrush
 
double mNextAngle
 
double mOutlineWidth
 Outline width. More...
 
QgsSymbolV2::OutputUnit mOutlineWidthUnit
 
QgsLineSymbolV2mOutline
 Custom outline. More...
 
- Protected Attributes inherited from QgsFillSymbolLayerV2
double mAngle
 
- Protected Attributes inherited from QgsSymbolLayerV2
QgsSymbolV2::SymbolType mType
 
bool mLocked
 
QColor mColor
 
int mRenderingPass
 
QMap< QString, QgsExpression * > mDataDefinedProperties
 

Additional Inherited Members

- Static Protected Attributes inherited from QgsSymbolLayerV2
static const bool selectionIsOpaque = true
 
static const bool selectFillBorder = false
 
static const bool selectFillStyle = false
 

Detailed Description

Base class for polygon renderers generating texture images.

Definition at line 513 of file qgsfillsymbollayerv2.h.

Constructor & Destructor Documentation

QgsImageFillSymbolLayer::QgsImageFillSymbolLayer ( )

Definition at line 1331 of file qgsfillsymbollayerv2.cpp.

References setSubSymbol().

QgsImageFillSymbolLayer::~QgsImageFillSymbolLayer ( )
virtual

Definition at line 1336 of file qgsfillsymbollayerv2.cpp.

Member Function Documentation

virtual void QgsImageFillSymbolLayer::applyDataDefinedSettings ( const QgsSymbolV2RenderContext context)
inlineprotectedvirtual
QColor QgsImageFillSymbolLayer::dxfColor ( const QgsSymbolV2RenderContext context) const
virtual

Reimplemented from QgsSymbolLayerV2.

Definition at line 1438 of file qgsfillsymbollayerv2.cpp.

References QgsSymbolV2::color(), and mOutline.

Qt::PenStyle QgsImageFillSymbolLayer::dxfPenStyle ( ) const
virtual

Reimplemented from QgsSymbolLayerV2.

Definition at line 1448 of file qgsfillsymbollayerv2.cpp.

References mOutline.

double QgsImageFillSymbolLayer::dxfWidth ( const QgsDxfExport &  e,
const QgsSymbolV2RenderContext context 
) const
virtual
double QgsImageFillSymbolLayer::estimateMaxBleed ( ) const
virtual

Returns the estimated maximum distance which the layer style will bleed outside the drawn shape.

Eg, polygons drawn with an outline will draw half the width of the outline outside of the polygon. This amount is estimated, since it may be affected by data defined symbology rules.

Reimplemented from QgsSymbolLayerV2.

Reimplemented in QgsPointPatternFillSymbolLayer, and QgsLinePatternFillSymbolLayer.

Definition at line 1417 of file qgsfillsymbollayerv2.cpp.

References QgsSymbolLayerV2::estimateMaxBleed(), mOutline, and QgsSymbolV2::symbolLayer().

QgsSymbolV2::OutputUnit QgsImageFillSymbolLayer::outlineWidthUnit ( ) const
inline

Definition at line 524 of file qgsfillsymbollayerv2.h.

void QgsImageFillSymbolLayer::renderPolygon ( const QPolygonF &  points,
QList< QPolygonF > *  rings,
QgsSymbolV2RenderContext context 
)
virtual
void QgsImageFillSymbolLayer::setOutlineWidthUnit ( QgsSymbolV2::OutputUnit  unit)
inline
bool QgsImageFillSymbolLayer::setSubSymbol ( QgsSymbolV2 symbol)
virtual
virtual QgsSymbolV2* QgsImageFillSymbolLayer::subSymbol ( )
inlinevirtual

Reimplemented from QgsSymbolLayerV2.

Reimplemented in QgsPointPatternFillSymbolLayer, and QgsLinePatternFillSymbolLayer.

Definition at line 520 of file qgsfillsymbollayerv2.h.

Member Data Documentation

QBrush QgsImageFillSymbolLayer::mBrush
protected
double QgsImageFillSymbolLayer::mNextAngle
protected
QgsLineSymbolV2* QgsImageFillSymbolLayer::mOutline
protected
double QgsImageFillSymbolLayer::mOutlineWidth
protected

Outline width.

Definition at line 537 of file qgsfillsymbollayerv2.h.

Referenced by dxfWidth(), and QgsSVGFillSymbolLayer::QgsSVGFillSymbolLayer().

QgsSymbolV2::OutputUnit QgsImageFillSymbolLayer::mOutlineWidthUnit
protected

The documentation for this class was generated from the following files: