Goos server class. More...

#include <goos_svr>

Collaboration diagram for L4Re::Util::Video::Goos_svr:

Public Member Functions
L4::Cap< L4Re::Dataspace >	get_fb () const
	Return framebuffer memory dataspace.

L4Re::Video::Goos::Info const *	screen_info () const
	Goos information structure.

L4Re::Video::View::Info const *	view_info () const
	View information structure.

virtual int	refresh (int x, int y, int w, int h)
	Refresh area of the framebuffer.

void	init_infos ()
	Initialize the view information structure of this object.

virtual	~Goos_svr ()
	Destructor.

Protected Attributes
L4::Cap< L4Re::Dataspace >	_fb_ds
	Goos memory dataspace.

L4Re::Video::Goos::Info	_screen_info
	Goos information.

L4Re::Video::View::Info	_view_info
	View information.

Detailed Description

Goos server class.

Definition at line 36 of file goos_svr.

Member Function Documentation

◆ get_fb()

L4::Cap< L4Re::Dataspace > L4Re::Util::Video::Goos_svr::get_fb ( ) const

inline

Return framebuffer memory dataspace.

Returns: Goos memory dataspace

Definition at line 53 of file goos_svr.

References _fb_ds.

◆ init_infos()

void L4Re::Util::Video::Goos_svr::init_infos ( )

inline

Initialize the view information structure of this object.

This function initializes the view info structure of this goos object based on the information in the goos information, i.e. the width, height and pixel_info of the goos information has to contain valid values before calling init_info().

Definition at line 89 of file goos_svr.

References _screen_info, _view_info, L4Re::Video::View::Info::buffer_index, L4Re::Video::View::Info::flags, L4Re::Video::View::Info::height, L4Re::Video::Goos::Info::height, L4Re::Video::View::Info::pixel_info, L4Re::Video::Goos::Info::pixel_info, L4Re::Video::View::Info::view_index, L4Re::Video::View::Info::width, L4Re::Video::Goos::Info::width, L4Re::Video::View::Info::xpos, and L4Re::Video::View::Info::ypos.

◆ refresh()

virtual int L4Re::Util::Video::Goos_svr::refresh	(	int	x,
		int	y,
		int	w,
		int	h
	)

inlinevirtual

Refresh area of the framebuffer.

Parameters

x	X coordinate (pixels)
y	Y coordinate (pixels)
w	Width of area in pixels
h	Height of area in pixels

Returns: 0 on success, negative error code otherwise

Definition at line 77 of file goos_svr.

References L4_ENOSYS.

◆ screen_info()

L4Re::Video::Goos::Info const * L4Re::Util::Video::Goos_svr::screen_info ( ) const

inline

Goos information structure.

Returns: Return goos information structure.

Definition at line 59 of file goos_svr.

References _screen_info.

◆ view_info()

L4Re::Video::View::Info const * L4Re::Util::Video::Goos_svr::view_info ( ) const

inline

View information structure.

Returns: Return view information structure.

Definition at line 65 of file goos_svr.

References _view_info.

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

l4/re/util/video/goos_svr

Public Member Functions

Protected Attributes

Detailed Description

Member Function Documentation

◆ get_fb()

◆ init_infos()

◆ refresh()

◆ screen_info()

◆ view_info()