Graphics::Display::Virtual Class Reference

Virtual display device for Host. More...

#include <Virtual.h>

Inheritance diagram for Graphics::Display::Virtual:

Collaboration diagram for Graphics::Display::Virtual:

Public Types
enum class	Mode { Normal , Debug }
using	TouchCallback = Delegate< void(const void *buffer, size_t len)>

Public Member Functions
	Virtual ()
	~Virtual ()
bool	begin (uint16_t width=240, uint16_t height=320)
bool	begin (const String &ipaddr, uint16_t port, uint16_t width=240, uint16_t height=320)
void	setMode (Mode mode)
Mode	getMode () const
bool	setDisplaySize (uint16_t width, uint16_t height, Orientation orientation)
String	getName () const override
	Get name of display. More...
Size	getNativeSize () const override
	Get physical size of display. More...
bool	setOrientation (Orientation orientation) override
	Set display orientation. More...
Size	getSize () const override
	Get target dimensions. More...
PixelFormat	getPixelFormat () const override
	All surfaces support the same pixel format. More...
bool	setScrollMargins (uint16_t top, uint16_t bottom) override
	Set margins for hardware scrolling. More...
bool	scroll (int16_t y) override
	Scroll region of display up or down using hardware scrolling. More...
Surface *	createSurface (size_t bufferSize=0) override
	Create a surface for use with this render target. More...
void	onTouch (TouchCallback callback)
Public Member Functions inherited from Graphics::AbstractDisplay
virtual	~AbstractDisplay ()
Public Member Functions inherited from Graphics::Device
virtual	~Device ()
Orientation	getOrientation ()
	Get current display orientation. More...
Public Member Functions inherited from Graphics::RenderTarget
virtual	~RenderTarget ()
PackedColor	getColor (Color color) const

Additional Inherited Members
Protected Attributes inherited from Graphics::Device
Orientation	orientation {}

Detailed Description

Virtual display device for Host.

Talks to python virtual screen application via TCP

Member Typedef Documentation

TouchCallback

using Graphics::Display::Virtual::TouchCallback = Delegate<void(const void* buffer, size_t len)>

Member Enumeration Documentation

Mode

enum Graphics::Display::Virtual::Mode

strong

Enumerator
Normal	Aim to produce similar performance to real display.
Debug	Use standard software renderers, may run slower and less smoothly.

Constructor & Destructor Documentation

Virtual()

Graphics::Display::Virtual::Virtual

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)

~Virtual()

Graphics::Display::Virtual::~Virtual

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)

Member Function Documentation

begin() [1/2]

bool Graphics::Display::Virtual::begin	(	const String &	ipaddr,
		uint16_t	port,
		uint16_t	width = 240,
		uint16_t	height = 320
	)

begin() [2/2]

bool Graphics::Display::Virtual::begin	(	uint16_t	width = 240,
		uint16_t	height = 320
	)

createSurface()

Surface* Graphics::Display::Virtual::createSurface ( size_t  bufferSize = 0 )

overridevirtual

Create a surface for use with this render target.

Parameters

bufferSize

Size of internal command/data buffer

Return values

Surface*

The surface to use

Caller is responsible for destroying the surface when no longer required.

Implements Graphics::RenderTarget.

getMode()

Mode Graphics::Display::Virtual::getMode ( ) const

inline

getName()

String Graphics::Display::Virtual::getName ( ) const

inlineoverridevirtual

Get name of display.

Implements Graphics::Device.

getNativeSize()

Size Graphics::Display::Virtual::getNativeSize ( ) const

inlineoverridevirtual

Get physical size of display.

Return values

Size	Dimensions for NORMAL orientation

Implements Graphics::Device.

getPixelFormat()

PixelFormat Graphics::Display::Virtual::getPixelFormat ( ) const

inlineoverridevirtual

All surfaces support the same pixel format.

Implements Graphics::RenderTarget.

getSize()

Size Graphics::Display::Virtual::getSize ( ) const

inlineoverridevirtual

Get target dimensions.

Implements Graphics::RenderTarget.

onTouch()

void Graphics::Display::Virtual::onTouch ( TouchCallback  callback )

inline

scroll()

bool Graphics::Display::Virtual::scroll ( int16_t  y )

overridevirtual

Scroll region of display up or down using hardware scrolling.

Parameters

y	Number of lines to scroll. Positive values scroll content down, negative values scroll up.

Implements Graphics::Device.

setDisplaySize()

bool Graphics::Display::Virtual::setDisplaySize	(	uint16_t	width,
		uint16_t	height,
		Orientation	orientation
	)

setMode()

void Graphics::Display::Virtual::setMode ( Mode  mode )

inline

setOrientation()

bool Graphics::Display::Virtual::setOrientation ( Orientation  orientation )

overridevirtual

Set display orientation.

Implements Graphics::Device.

setScrollMargins()

bool Graphics::Display::Virtual::setScrollMargins ( uint16_t  top, uint16_t  bottom  )

overridevirtual

Set margins for hardware scrolling.

Parameters

top	Number of fixed pixels at top of screen
bottom	Number of fixed pixels at bottom of screen

Area between top/bottom can be scrolled using scroll() method.

Implements Graphics::Device.

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

• Virtual.h