BacklightControllerImpl Class Reference

The BacklightControllerImpl class Abstract base class for platform-specific backlight control implementations. More...

#include <BacklightControllerImpl.h>

Inheritance diagram for BacklightControllerImpl:

Public Member Functions
virtual int	MAX_LIGHT_VAL ()=0
	Gets the maximum supported light level.
virtual int	MIN_LIGHT_VAL ()=0
	Gets the minimum supported light level.
virtual void	setLightLevel (int lightLevel)=0
	Sets the current light level.
virtual int	lightLevel ()=0
	Gets the current light level.
virtual	~BacklightControllerImpl ()=default
	Virtual destructor.

Static Public Member Functions
static BacklightControllerImpl *	creator ()
	Creates a platform-specific implementation of BacklightControllerImpl.

Protected Member Functions
	BacklightControllerImpl ()=default
	Protected constructor to enforce abstract usage.

Detailed Description

The BacklightControllerImpl class Abstract base class for platform-specific backlight control implementations.

This class defines the interface for querying and setting backlight levels. Derived classes should provide platform-specific implementations.

Member Function Documentation

creator()

BacklightControllerImpl * BacklightControllerImpl::creator ( )

static

Creates a platform-specific implementation of BacklightControllerImpl.

Returns

Pointer to a new instance of a subclass.

lightLevel()

virtual int BacklightControllerImpl::lightLevel ( )

pure virtual

Gets the current light level.

Returns

The current backlight value.

Implemented in PesudoLightController.

MAX_LIGHT_VAL()

virtual int BacklightControllerImpl::MAX_LIGHT_VAL ( )

pure virtual

Gets the maximum supported light level.

Returns

The maximum backlight value.

Implemented in PesudoLightController.

MIN_LIGHT_VAL()

virtual int BacklightControllerImpl::MIN_LIGHT_VAL ( )

pure virtual

Gets the minimum supported light level.

Returns

The minimum backlight value.

Implemented in PesudoLightController.

setLightLevel()

virtual void BacklightControllerImpl::setLightLevel ( int  lightLevel )

pure virtual

Sets the current light level.

Parameters

lightLevel

The desired backlight value.

Implemented in PesudoLightController.

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

• builtin/core/backlight/BacklightControllerImpl.h
• builtin/core/backlight/BacklightControllerImpl.cpp