QGIS API Documentation  2.99.0-Master (9caa722)
Public Member Functions | Friends | List of all members
QgsRasterLayerRenderer Class Reference

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

#include <qgsrasterlayerrenderer.h>

Inheritance diagram for QgsRasterLayerRenderer:
Inheritance graph
[legend]

Public Member Functions

 QgsRasterLayerRenderer (QgsRasterLayer *layer, QgsRenderContext &rendererContext)
 
 ~QgsRasterLayerRenderer ()
 
virtual QgsFeedbackfeedback () const override
 Access to feedback object of the layer renderer (may be null) More...
 
virtual 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
 Return list of errors (problems) that happened during the rendering. More...
 
QString layerId () const
 Get 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.

Since
QGIS 2.4
Note
not available in Python bindings

Definition at line 66 of file qgsrasterlayerrenderer.h.

Constructor & Destructor Documentation

◆ QgsRasterLayerRenderer()

QgsRasterLayerRenderer::QgsRasterLayerRenderer ( QgsRasterLayer layer,
QgsRenderContext rendererContext 
)

Definition at line 66 of file qgsrasterlayerrenderer.cpp.

◆ ~QgsRasterLayerRenderer()

QgsRasterLayerRenderer::~QgsRasterLayerRenderer ( )

Definition at line 222 of file qgsrasterlayerrenderer.cpp.

Member Function Documentation

◆ feedback()

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 265 of file qgsrasterlayerrenderer.cpp.

◆ render()

bool QgsRasterLayerRenderer::render ( )
overridevirtual

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

Implements QgsMapLayerRenderer.

Definition at line 230 of file qgsrasterlayerrenderer.cpp.

Friends And Related Function Documentation

◆ QgsRasterLayerRendererFeedback

friend class QgsRasterLayerRendererFeedback
friend

Definition at line 88 of file qgsrasterlayerrenderer.h.


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