/*
*
* Copyright © 2001 Keith Packard, member of The XFree86 Project, Inc.
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of Keith Packard not be used in
* advertising or publicity pertaining to distribution of the software without
* specific, written prior permission. Keith Packard makes no
* representations about the suitability of this software for any purpose. It
* is provided "as is" without express or implied warranty.
*
* KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif
#ifndef _LAYER_H_
#define _LAYER_H_
#include <shadow.h>
#define LAYER_FB 0
/*
* We'll try to work without a list of windows in each layer
* for now, this will make computing bounding boxes for each
* layer rather expensive, so that may need to change at some point.
*/
typedef struct _Layer {
int randr;
void *closure;
} LayerRec;
/*
* Call this before wrapping stuff for acceleration, it
* gives layer pointers to the raw frame buffer functions
*/
/*
* Initialize wrappers for each acceleration type and
* call this function, it will move the needed functions
* into a new LayerKind and replace them with the generic
* functions.
*/
int
/*
* Finally, call this function and layer
* will wrap the screen functions and prepare for execution
*/
/*
* At any point after LayerStartInit, a new layer can be created.
*/
int kind,
int depth,
int randr,
void *closure);
/*
* Create a layer pixmap
*/
/*
* Change a layer pixmap
*/
void
/*
* Destroy a layer pixmap
*/
void
/*
* Change a layer kind
*/
void
/*
* Destroy a layer. The layer must not contain any windows.
*/
void
/*
* Add a window to a layer
*/
/*
* Remove a window from a layer
*/
void
#endif /* _LAYER_H_ */