Quantum GIS API Documentation  1.7.4
Public Member Functions | Static Public Member Functions | Protected Attributes
QgsSingleSymbolRendererV2 Class Reference

#include <qgssinglesymbolrendererv2.h>

Inheritance diagram for QgsSingleSymbolRendererV2:
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List of all members.

Public Member Functions

 QgsSingleSymbolRendererV2 (QgsSymbolV2 *symbol)
virtual ~QgsSingleSymbolRendererV2 ()
virtual QgsSymbolV2 * symbolForFeature (QgsFeature &feature)
virtual void startRender (QgsRenderContext &context, const QgsVectorLayer *vlayer)
virtual void stopRender (QgsRenderContext &context)
virtual QList< QString > usedAttributes ()
QgsSymbolV2 * symbol () const
void setSymbol (QgsSymbolV2 *s)
void setRotationField (QString fieldName)
QString rotationField () const
void setSizeScaleField (QString fieldName)
QString sizeScaleField () const
virtual QString dump ()
 for debugging
virtual QgsFeatureRendererV2 * clone ()
virtual QgsSymbolV2List symbols ()
 for symbol levels
virtual QDomElement save (QDomDocument &doc)
 store renderer info to XML element
virtual QgsLegendSymbologyList legendSymbologyItems (QSize iconSize)
 return a list of symbology items for the legend
virtual QgsLegendSymbolList legendSymbolItems ()
 return a list of item text / symbol

Static Public Member Functions

static QgsFeatureRendererV2 * create (QDomElement &element)
 create renderer from XML element

Protected Attributes

QgsSymbolV2 * mSymbol
QString mRotationField
QString mSizeScaleField
int mRotationFieldIdx
int mSizeScaleFieldIdx
QgsSymbolV2 * mTempSymbol
double mOrigSize

Detailed Description

Definition at line 6 of file qgssinglesymbolrendererv2.h.

Constructor & Destructor Documentation

QgsSingleSymbolRendererV2::QgsSingleSymbolRendererV2 ( QgsSymbolV2 *  symbol)

Definition at line 14 of file qgssinglesymbolrendererv2.cpp.

References mSymbol, and symbol().

Referenced by clone(), and create().

QgsSingleSymbolRendererV2::~QgsSingleSymbolRendererV2 ( ) [virtual]

Definition at line 21 of file qgssinglesymbolrendererv2.cpp.

References mSymbol.

Member Function Documentation

QgsFeatureRendererV2 * QgsSingleSymbolRendererV2::clone ( ) [virtual]

Implements QgsFeatureRendererV2.

Definition at line 155 of file qgssinglesymbolrendererv2.cpp.

References QgsSymbolV2::clone(), mSymbol, QgsSingleSymbolRendererV2(), rotationField(), setRotationField(), setSizeScaleField(), QgsFeatureRendererV2::setUsingSymbolLevels(), sizeScaleField(), and QgsFeatureRendererV2::usingSymbolLevels().

QgsFeatureRendererV2 * QgsSingleSymbolRendererV2::create ( QDomElement &  element) [static]

create renderer from XML element

Definition at line 171 of file qgssinglesymbolrendererv2.cpp.

References QgsSymbolLayerV2Utils::clearSymbolMap(), QgsSymbolLayerV2Utils::loadSymbols(), QgsSingleSymbolRendererV2(), setRotationField(), and setSizeScaleField().

Referenced by QgsRendererV2Registry::QgsRendererV2Registry().

QString QgsSingleSymbolRendererV2::dump ( ) [virtual]

for debugging

Reimplemented from QgsFeatureRendererV2.

Definition at line 143 of file qgssinglesymbolrendererv2.cpp.

References QgsSymbolV2::dump(), and mSymbol.

QgsLegendSymbolList QgsSingleSymbolRendererV2::legendSymbolItems ( ) [virtual]

return a list of item text / symbol

Note:
: this method was added in version 1.5

Reimplemented from QgsFeatureRendererV2.

Definition at line 232 of file qgssinglesymbolrendererv2.cpp.

References mSymbol.

QgsLegendSymbologyList QgsSingleSymbolRendererV2::legendSymbologyItems ( QSize  iconSize) [virtual]

return a list of symbology items for the legend

Reimplemented from QgsFeatureRendererV2.

Definition at line 221 of file qgssinglesymbolrendererv2.cpp.

References mSymbol, and QgsSymbolLayerV2Utils::symbolPreviewPixmap().

QString QgsSingleSymbolRendererV2::rotationField ( ) const [inline]
Note:
added in 1.5

Definition at line 28 of file qgssinglesymbolrendererv2.h.

Referenced by clone().

QDomElement QgsSingleSymbolRendererV2::save ( QDomDocument &  doc) [virtual]

store renderer info to XML element

Reimplemented from QgsFeatureRendererV2.

Definition at line 199 of file qgssinglesymbolrendererv2.cpp.

References mRotationField, mSizeScaleField, mSymbol, QgsFeatureRendererV2::mUsingSymbolLevels, RENDERER_TAG_NAME, QgsSymbolLayerV2Utils::saveSymbols(), and symbols().

void QgsSingleSymbolRendererV2::setRotationField ( QString  fieldName) [inline]
Note:
added in 1.5

Definition at line 26 of file qgssinglesymbolrendererv2.h.

Referenced by clone(), and create().

void QgsSingleSymbolRendererV2::setSizeScaleField ( QString  fieldName) [inline]
Note:
added in 1.5

Definition at line 31 of file qgssinglesymbolrendererv2.h.

Referenced by clone(), and create().

void QgsSingleSymbolRendererV2::setSymbol ( QgsSymbolV2 *  s)

Definition at line 136 of file qgssinglesymbolrendererv2.cpp.

References mSymbol.

QString QgsSingleSymbolRendererV2::sizeScaleField ( ) const [inline]
Note:
added in 1.5

Definition at line 33 of file qgssinglesymbolrendererv2.h.

Referenced by clone().

void QgsSingleSymbolRendererV2::startRender ( QgsRenderContext &  context,
const QgsVectorLayer *  vlayer 
) [virtual]

Implements QgsFeatureRendererV2.

Definition at line 66 of file qgssinglesymbolrendererv2.cpp.

References QgsSymbolV2::clone(), QgsSymbolV2::DataDefinedRotation, QgsSymbolV2::DataDefinedSizeScale, QgsVectorLayer::fieldNameIndex(), QgsSymbolV2::Line, QgsSymbolV2::Marker, mOrigSize, mRotationField, mRotationFieldIdx, mSizeScaleField, mSizeScaleFieldIdx, mSymbol, mTempSymbol, QgsSymbolV2::setRenderHints(), QgsSymbolV2::startRender(), and QgsSymbolV2::type().

Referenced by QgsVectorLayer::drawRendererV2Levels().

void QgsSingleSymbolRendererV2::stopRender ( QgsRenderContext &  context) [virtual]

Implements QgsFeatureRendererV2.

Definition at line 104 of file qgssinglesymbolrendererv2.cpp.

References mRotationFieldIdx, mSizeScaleFieldIdx, mSymbol, mTempSymbol, and QgsSymbolV2::stopRender().

Referenced by QgsVectorLayer::stopRendererV2().

QgsSymbolV2 * QgsSingleSymbolRendererV2::symbol ( ) const

Definition at line 131 of file qgssinglesymbolrendererv2.cpp.

References mSymbol.

Referenced by QgsVectorLayer::drawRendererV2Levels(), QgsSingleSymbolRendererV2(), and QgsSymbologyV2Conversion::rendererV2toV1().

QgsSymbolV2 * QgsSingleSymbolRendererV2::symbolForFeature ( QgsFeature &  feature) [virtual]

Implements QgsFeatureRendererV2.

Definition at line 26 of file qgssinglesymbolrendererv2.cpp.

References QgsFeature::attributeMap(), QgsSymbolV2::Fill, QgsSymbolV2::Line, QgsSymbolV2::Marker, mOrigSize, mRotationFieldIdx, mSizeScaleFieldIdx, mSymbol, mTempSymbol, QgsMarkerSymbolV2::setAngle(), QgsFillSymbolV2::setAngle(), QgsMarkerSymbolV2::setSize(), QgsLineSymbolV2::setWidth(), and QgsSymbolV2::type().

QgsSymbolV2List QgsSingleSymbolRendererV2::symbols ( ) [virtual]

for symbol levels

Implements QgsFeatureRendererV2.

Definition at line 164 of file qgssinglesymbolrendererv2.cpp.

References mSymbol.

Referenced by save().

QList< QString > QgsSingleSymbolRendererV2::usedAttributes ( ) [virtual]

Implements QgsFeatureRendererV2.

Definition at line 121 of file qgssinglesymbolrendererv2.cpp.

References mRotationField, and mSizeScaleField.

Member Data Documentation

double QgsSingleSymbolRendererV2::mOrigSize [protected]

Definition at line 62 of file qgssinglesymbolrendererv2.h.

Referenced by startRender(), and symbolForFeature().

QString QgsSingleSymbolRendererV2::mRotationField [protected]

Definition at line 56 of file qgssinglesymbolrendererv2.h.

Referenced by save(), startRender(), and usedAttributes().

int QgsSingleSymbolRendererV2::mRotationFieldIdx [protected]

Definition at line 60 of file qgssinglesymbolrendererv2.h.

Referenced by startRender(), stopRender(), and symbolForFeature().

QString QgsSingleSymbolRendererV2::mSizeScaleField [protected]

Definition at line 57 of file qgssinglesymbolrendererv2.h.

Referenced by save(), startRender(), and usedAttributes().

int QgsSingleSymbolRendererV2::mSizeScaleFieldIdx [protected]

Definition at line 60 of file qgssinglesymbolrendererv2.h.

Referenced by startRender(), stopRender(), and symbolForFeature().

QgsSymbolV2* QgsSingleSymbolRendererV2::mSymbol [protected]

Definition at line 55 of file qgssinglesymbolrendererv2.h.

Referenced by clone(), dump(), legendSymbolItems(), legendSymbologyItems(), QgsSingleSymbolRendererV2(), save(), setSymbol(), startRender(), stopRender(), symbol(), symbolForFeature(), symbols(), and ~QgsSingleSymbolRendererV2().

QgsSymbolV2* QgsSingleSymbolRendererV2::mTempSymbol [protected]

Definition at line 61 of file qgssinglesymbolrendererv2.h.

Referenced by startRender(), stopRender(), and symbolForFeature().

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