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/*
*
* Copyright © 2000 SuSE, 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 SuSE not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. SuSE makes no representations about the
* suitability of this software for any purpose. It is provided "as is"
* without express or implied warranty.
*
* SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
* 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.
*
* Author: Keith Packard, SuSE, Inc.
*/
#ifndef _FBOVERLAY_H_
#define _FBOVERLAY_H_
extern int fbOverlayGeneration;
extern int fbOverlayGetScreenPrivateIndex(void);
#ifndef FB_OVERLAY_MAX
#define FB_OVERLAY_MAX 2
#endif
typedef void (*fbOverlayPaintKeyProc) (DrawablePtr, RegionPtr, CARD32, int);
typedef struct _fbOverlayLayer {
union {
struct {
pointer pbits;
int width;
int depth;
} init;
struct {
PixmapPtr pixmap;
RegionRec region;
} run;
} u;
CARD32 key; /* special pixel value */
} FbOverlayLayer;
typedef struct _fbOverlayScrPriv {
int nlayers;
fbOverlayPaintKeyProc PaintKey;
fbCopyProc CopyWindow;
FbOverlayLayer layer[FB_OVERLAY_MAX];
} FbOverlayScrPrivRec, *FbOverlayScrPrivPtr;
#define fbOverlayGetScrPriv(s) \
((fbOverlayGetScreenPrivateIndex() != -1) ? \
(s)->devPrivates[fbOverlayGetScreenPrivateIndex()].ptr : NULL)
Bool
fbOverlayCreateWindow(WindowPtr pWin);
Bool
fbOverlayCloseScreen(int iScreen, ScreenPtr pScreen);
int
fbOverlayWindowLayer(WindowPtr pWin);
Bool
fbOverlayCreateScreenResources(ScreenPtr pScreen);
void
fbOverlayPaintKey(DrawablePtr pDrawable,
RegionPtr pRegion, CARD32 pixel, int layer);
void
fbOverlayUpdateLayerRegion(ScreenPtr pScreen, int layer, RegionPtr prgn);
void
fbOverlayCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc);
void
fbOverlayWindowExposures(WindowPtr pWin,
RegionPtr prgn, RegionPtr other_exposed);
void
fbOverlayPaintWindow(WindowPtr pWin, RegionPtr pRegion, int what);
Bool
fbOverlaySetupScreen(ScreenPtr pScreen,
pointer pbits1,
pointer pbits2,
int xsize,
int ysize,
int dpix,
int dpiy, int width1, int width2, int bpp1, int bpp2);
Bool
fbOverlayFinishScreenInit(ScreenPtr pScreen,
pointer pbits1,
pointer pbits2,
int xsize,
int ysize,
int dpix,
int dpiy,
int width1,
int width2,
int bpp1, int bpp2, int depth1, int depth2);
#endif /* _FBOVERLAY_H_ */