Package org.freedesktop.wayland.server

Interface WlRegionRequests

public interface WlRegionRequests

region interface

A region object describes an area.

Region objects are used to describe the opaque and input regions of a surface.

Field Summary

Fields

Modifier and Type	Field	Description
static final int	VERSION

Method Summary

Modifier and Type	Method	Description
void	add(WlRegionResource requester, int x, int y, int width, int height)	add rectangle to region
void	destroy(WlRegionResource requester)	destroy region
void	subtract(WlRegionResource requester, int x, int y, int width, int height)	subtract rectangle from region

Field Details

VERSION

static final int VERSION

See Also:

• Constant Field Values

Method Details

destroy

void destroy(WlRegionResource requester)

destroy region

Destroy the region. This will invalidate the object ID.

Parameters:

requester - The protocol object that made the request.

add

void add(WlRegionResource requester,
 int x,
 int y,
 int width,
 int height)

add rectangle to region

Add the specified rectangle to the region.

Parameters:

requester - The protocol object that made the request.

x - region-local x coordinate

y - region-local y coordinate

width - rectangle width

height - rectangle height

subtract

void subtract(WlRegionResource requester,
 int x,
 int y,
 int width,
 int height)

subtract rectangle from region

Subtract the specified rectangle from the region.

Parameters:

requester - The protocol object that made the request.

x - region-local x coordinate

y - region-local y coordinate

width - rectangle width

height - rectangle height