QgsRasterLayerRenderer Class Reference

Implementation of threaded rendering for raster layers. More...

#include <qgsrasterlayerrenderer.h>

Inheritance diagram for QgsRasterLayerRenderer:

Public Member Functions
	QgsRasterLayerRenderer (QgsRasterLayer *layer, QgsRenderContext &rendererContext)
	~QgsRasterLayerRenderer () override
QgsFeedback *	feedback () const override
	Access to feedback object of the layer renderer (may be null) More...
bool	render () override
	Do the rendering (based on data stored in the class) More...
Public Member Functions inherited from QgsMapLayerRenderer
	QgsMapLayerRenderer (const QString &layerID)
virtual	~QgsMapLayerRenderer ()=default
QStringList	errors () const
	Returns list of errors (problems) that happened during the rendering. More...
QString	layerId () const
	Gets access to the ID of the layer rendered by this class. More...

Friends
class	QgsRasterLayerRendererFeedback

Additional Inherited Members
Protected Attributes inherited from QgsMapLayerRenderer
QStringList	mErrors
QString	mLayerID

Detailed Description

Implementation of threaded rendering for raster layers.

Note

not available in Python bindings

Since

QGIS 2.4

Definition at line 68 of file qgsrasterlayerrenderer.h.

Constructor & Destructor Documentation

QgsRasterLayerRenderer::QgsRasterLayerRenderer	(	QgsRasterLayer *	layer,
		QgsRenderContext &	rendererContext
	)

Definition at line 65 of file qgsrasterlayerrenderer.cpp.

QgsRasterLayerRenderer::~QgsRasterLayerRenderer ( )

override

Definition at line 236 of file qgsrasterlayerrenderer.cpp.

Member Function Documentation

QgsFeedback * QgsRasterLayerRenderer::feedback ( ) const

overridevirtual

Access to feedback object of the layer renderer (may be null)

Since

QGIS 3.0

Reimplemented from QgsMapLayerRenderer.

Definition at line 285 of file qgsrasterlayerrenderer.cpp.

bool QgsRasterLayerRenderer::render ( )

overridevirtual

Do the rendering (based on data stored in the class)

Implements QgsMapLayerRenderer.

Definition at line 244 of file qgsrasterlayerrenderer.cpp.

Friends And Related Function Documentation

friend class QgsRasterLayerRendererFeedback

friend

Definition at line 90 of file qgsrasterlayerrenderer.h.

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

• /build/qgis-3.4.15+24xenial/src/core/raster/qgsrasterlayerrenderer.h
• /build/qgis-3.4.15+24xenial/src/core/raster/qgsrasterlayerrenderer.cpp