QGIS API Documentation 3.40.0-Bratislava (b56115d8743)
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Public Member Functions | Static Public Member Functions | List of all members
QgsRasterSingleColorRendererWidget Class Reference

Renderer widget for the single color renderer. More...

#include <qgsrastersinglecolorrendererwidget.h>

Inheritance diagram for QgsRasterSingleColorRendererWidget:
Inheritance graph
[legend]

Public Member Functions

 QgsRasterSingleColorRendererWidget (QgsRasterLayer *layer, const QgsRectangle &extent=QgsRectangle())
 Constructs the widget.
 
QgsRasterRendererrenderer () override
 Creates a new renderer, using the properties defined in the widget.
 
void setFromRenderer (const QgsRasterRenderer *r)
 Sets the widget state from the specified renderer.
 
- Public Member Functions inherited from QgsRasterRendererWidget
 QgsRasterRendererWidget (QgsRasterLayer *layer, const QgsRectangle &extent)
 
virtual QgsContrastEnhancement::ContrastEnhancementAlgorithm contrastEnhancementAlgorithm () const
 Returns the contrast enhancement algorithm to be used by the raster renderer.
 
virtual void doComputations ()
 Load programmatically with current values.
 
QgsMapCanvasmapCanvas ()
 Returns the map canvas associated with the widget.
 
virtual QString max (int index=0)
 
virtual QString min (int index=0)
 
virtual QgsRasterMinMaxWidgetminMaxWidget ()
 Returns min/max widget when it exists.
 
const QgsRasterLayerrasterLayer () const
 Returns the raster layer associated with the widget.
 
virtual int selectedBand (int index=0)
 
virtual void setContrastEnhancementAlgorithm (QgsContrastEnhancement::ContrastEnhancementAlgorithm algorithm)
 Sets the contrast enhancement algorithm to be used by the raster renderer.
 
virtual void setMapCanvas (QgsMapCanvas *canvas)
 Sets the map canvas associated with the widget.
 
virtual void setMax (const QString &value, int index=0)
 
virtual void setMin (const QString &value, int index=0)
 
void setRasterLayer (QgsRasterLayer *layer)
 Sets the raster layer associated with the widget.
 
virtual void setStdDev (const QString &value)
 
virtual QString stdDev ()
 

Static Public Member Functions

static QgsRasterRendererWidgetcreate (QgsRasterLayer *layer, const QgsRectangle &extent)
 Widget creation function (use by the renderer registry)
 

Additional Inherited Members

- Signals inherited from QgsRasterRendererWidget
void widgetChanged ()
 Emitted when something on the widget has changed.
 
- Protected Attributes inherited from QgsRasterRendererWidget
QgsMapCanvasmCanvas = nullptr
 Associated map canvas.
 
QgsRectangle mExtent
 Current extent.
 
QgsRasterLayermRasterLayer = nullptr
 

Detailed Description

Renderer widget for the single color renderer.

Since
QGIS 3.38

Definition at line 33 of file qgsrastersinglecolorrendererwidget.h.

Constructor & Destructor Documentation

◆ QgsRasterSingleColorRendererWidget()

QgsRasterSingleColorRendererWidget::QgsRasterSingleColorRendererWidget ( QgsRasterLayer layer,
const QgsRectangle extent = QgsRectangle() 
)

Constructs the widget.

Definition at line 23 of file qgsrastersinglecolorrendererwidget.cpp.

Member Function Documentation

◆ create()

static QgsRasterRendererWidget * QgsRasterSingleColorRendererWidget::create ( QgsRasterLayer layer,
const QgsRectangle extent 
)
inlinestatic

Widget creation function (use by the renderer registry)

Definition at line 41 of file qgsrastersinglecolorrendererwidget.h.

◆ renderer()

QgsRasterRenderer * QgsRasterSingleColorRendererWidget::renderer ( )
overridevirtual

Creates a new renderer, using the properties defined in the widget.

The caller takes ownership of the returned renderer.

Implements QgsRasterRendererWidget.

Definition at line 45 of file qgsrastersinglecolorrendererwidget.cpp.

◆ setFromRenderer()

void QgsRasterSingleColorRendererWidget::setFromRenderer ( const QgsRasterRenderer r)

Sets the widget state from the specified renderer.

Definition at line 62 of file qgsrastersinglecolorrendererwidget.cpp.


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