kanzi::NullGraphicsOutput Class Reference

NullGraphicsOutput class. More...

#include <kanzi/core.ui/platform/graphics_output/null/null_graphics_output.hpp>

Inheritance diagram for kanzi::NullGraphicsOutput:

Public Member Functions
virtual void	handleEvents (EventQueue &eventQueue)
	Does nothing. More...
	NullGraphicsOutput (unsigned int width=320, unsigned height=200)
	Constructor. More...
virtual void	present ()
	Does nothing. More...
void	swapInterval (int interval)
	Does nothing. More...
	~NullGraphicsOutput () override
	Destructor. More...
Public Member Functions inherited from kanzi::GraphicsOutput
KZ_NO_DISCARD Vector2	getDpi () const noexcept
	Returns the resolution of the target coordinate system in dots per inch. More...
KZ_NO_DISCARD unsigned int	getHeight () const noexcept
	Returns the height of layout area in the target coordinate system. More...
KZ_NO_DISCARD unsigned int	getWidth () const noexcept
	Returns the width of layout area in the target coordinate system. More...
virtual	~GraphicsOutput ()=default
	Destructor. More...

Additional Inherited Members
Protected Member Functions inherited from kanzi::GraphicsOutput
void	updateDpi (Vector2 dpi)
	Updates the target layout area resolution. More...
void	updateSize (unsigned int width, unsigned int height)
	Updates the target layout area size. More...

Detailed Description

NullGraphicsOutput class.

A graphics output implementation that provides a width and a height, but no actual rendering output. This graphics output can be used as a placeholder, as it works on all platforms.

Constructor & Destructor Documentation

NullGraphicsOutput()

kanzi::NullGraphicsOutput::NullGraphicsOutput ( unsigned int  width = 320, unsigned  height = 200  )

explicit

Constructor.

~NullGraphicsOutput()

kanzi::NullGraphicsOutput::~NullGraphicsOutput ( )

override

Destructor.

Member Function Documentation

present()

virtual void kanzi::NullGraphicsOutput::present ( )

virtual

Does nothing.

swapInterval()

void kanzi::NullGraphicsOutput::swapInterval

(

int

interval

)

Does nothing.

handleEvents()

virtual void kanzi::NullGraphicsOutput::handleEvents ( EventQueue &  eventQueue )

virtual

Does nothing.

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

• kanzi/core.ui/platform/graphics_output/null/null_graphics_output.hpp