QgsMapHitTest Class Reference

Class that runs a hit test with given map settings. More...

#include <qgsmaphittest.h>

Public Member Functions
	QgsMapHitTest (const QgsMapSettings &settings)
void	run ()
QSet< QgsSymbolV2 * >	symbolsForLayer (QgsVectorLayer *layer) const

Protected Types
typedef QSet< QgsSymbolV2 * >	SymbolV2Set
typedef QMap< QgsVectorLayer *, SymbolV2Set >	HitTest

Protected Member Functions
void	runHitTestLayer (QgsVectorLayer *vl, SymbolV2Set &usedSymbols, QgsRenderContext &context)

Protected Attributes
QgsMapSettings	mSettings
HitTest	mHitTest

Detailed Description

Class that runs a hit test with given map settings.

Based on the hit test it returns which symbols will be visible on the map - this is useful for content based legend.

Note

added in 2.6

Member Typedef Documentation

typedef QMap<QgsVectorLayer*, SymbolV2Set> QgsMapHitTest::HitTest

protected

typedef QSet<QgsSymbolV2*> QgsMapHitTest::SymbolV2Set

protected

Constructor & Destructor Documentation

QgsMapHitTest::QgsMapHitTest

(

const QgsMapSettings &

settings

)

Member Function Documentation

void QgsMapHitTest::run

(

)

void QgsMapHitTest::runHitTestLayer ( QgsVectorLayer *  vl, SymbolV2Set &  usedSymbols, QgsRenderContext &  context  )

protected

QSet<QgsSymbolV2*> QgsMapHitTest::symbolsForLayer ( QgsVectorLayer *  layer ) const

inline

Member Data Documentation

HitTest QgsMapHitTest::mHitTest

protected

QgsMapSettings QgsMapHitTest::mSettings

protected

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

• /tmp/buildd/qgis-2.6.0+wheezy1/src/core/qgsmaphittest.h
• /tmp/buildd/qgis-2.6.0+wheezy1/src/core/qgsmaphittest.cpp