xref: /OK3568_Linux_fs/external/xserver/fb/fboverlay.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  *
3*4882a593Smuzhiyun  * Copyright © 2000 SuSE, Inc.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Permission to use, copy, modify, distribute, and sell this software and its
6*4882a593Smuzhiyun  * documentation for any purpose is hereby granted without fee, provided that
7*4882a593Smuzhiyun  * the above copyright notice appear in all copies and that both that
8*4882a593Smuzhiyun  * copyright notice and this permission notice appear in supporting
9*4882a593Smuzhiyun  * documentation, and that the name of SuSE not be used in advertising or
10*4882a593Smuzhiyun  * publicity pertaining to distribution of the software without specific,
11*4882a593Smuzhiyun  * written prior permission.  SuSE makes no representations about the
12*4882a593Smuzhiyun  * suitability of this software for any purpose.  It is provided "as is"
13*4882a593Smuzhiyun  * without express or implied warranty.
14*4882a593Smuzhiyun  *
15*4882a593Smuzhiyun  * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
16*4882a593Smuzhiyun  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
17*4882a593Smuzhiyun  * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
18*4882a593Smuzhiyun  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
19*4882a593Smuzhiyun  * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
20*4882a593Smuzhiyun  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
21*4882a593Smuzhiyun  *
22*4882a593Smuzhiyun  * Author:  Keith Packard, SuSE, Inc.
23*4882a593Smuzhiyun  */
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun #ifndef _FBOVERLAY_H_
26*4882a593Smuzhiyun #define _FBOVERLAY_H_
27*4882a593Smuzhiyun 
28*4882a593Smuzhiyun #include "privates.h"
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun extern _X_EXPORT DevPrivateKey fbOverlayGetScreenPrivateKey(void);
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun #ifndef FB_OVERLAY_MAX
33*4882a593Smuzhiyun #define FB_OVERLAY_MAX	2
34*4882a593Smuzhiyun #endif
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun typedef void (*fbOverlayPaintKeyProc) (DrawablePtr, RegionPtr, CARD32, int);
37*4882a593Smuzhiyun 
38*4882a593Smuzhiyun typedef struct _fbOverlayLayer {
39*4882a593Smuzhiyun     union {
40*4882a593Smuzhiyun         struct {
41*4882a593Smuzhiyun             void *pbits;
42*4882a593Smuzhiyun             int width;
43*4882a593Smuzhiyun             int depth;
44*4882a593Smuzhiyun         } init;
45*4882a593Smuzhiyun         struct {
46*4882a593Smuzhiyun             PixmapPtr pixmap;
47*4882a593Smuzhiyun             RegionRec region;
48*4882a593Smuzhiyun         } run;
49*4882a593Smuzhiyun     } u;
50*4882a593Smuzhiyun     CARD32 key;                 /* special pixel value */
51*4882a593Smuzhiyun } FbOverlayLayer;
52*4882a593Smuzhiyun 
53*4882a593Smuzhiyun typedef struct _fbOverlayScrPriv {
54*4882a593Smuzhiyun     int nlayers;
55*4882a593Smuzhiyun     fbOverlayPaintKeyProc PaintKey;
56*4882a593Smuzhiyun     miCopyProc CopyWindow;
57*4882a593Smuzhiyun     FbOverlayLayer layer[FB_OVERLAY_MAX];
58*4882a593Smuzhiyun } FbOverlayScrPrivRec, *FbOverlayScrPrivPtr;
59*4882a593Smuzhiyun 
60*4882a593Smuzhiyun #define fbOverlayGetScrPriv(s) \
61*4882a593Smuzhiyun     dixLookupPrivate(&(s)->devPrivates, fbOverlayGetScreenPrivateKey())
62*4882a593Smuzhiyun extern _X_EXPORT Bool
63*4882a593Smuzhiyun  fbOverlayCreateWindow(WindowPtr pWin);
64*4882a593Smuzhiyun 
65*4882a593Smuzhiyun extern _X_EXPORT Bool
66*4882a593Smuzhiyun  fbOverlayCloseScreen(ScreenPtr pScreen);
67*4882a593Smuzhiyun 
68*4882a593Smuzhiyun extern _X_EXPORT int
69*4882a593Smuzhiyun  fbOverlayWindowLayer(WindowPtr pWin);
70*4882a593Smuzhiyun 
71*4882a593Smuzhiyun extern _X_EXPORT Bool
72*4882a593Smuzhiyun  fbOverlayCreateScreenResources(ScreenPtr pScreen);
73*4882a593Smuzhiyun 
74*4882a593Smuzhiyun extern _X_EXPORT void
75*4882a593Smuzhiyun 
76*4882a593Smuzhiyun fbOverlayPaintKey(DrawablePtr pDrawable,
77*4882a593Smuzhiyun                   RegionPtr pRegion, CARD32 pixel, int layer);
78*4882a593Smuzhiyun extern _X_EXPORT void
79*4882a593Smuzhiyun  fbOverlayUpdateLayerRegion(ScreenPtr pScreen, int layer, RegionPtr prgn);
80*4882a593Smuzhiyun 
81*4882a593Smuzhiyun extern _X_EXPORT void
82*4882a593Smuzhiyun  fbOverlayCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc);
83*4882a593Smuzhiyun 
84*4882a593Smuzhiyun extern _X_EXPORT void
85*4882a593Smuzhiyun fbOverlayWindowExposures(WindowPtr pWin, RegionPtr prgn);
86*4882a593Smuzhiyun 
87*4882a593Smuzhiyun extern _X_EXPORT Bool
88*4882a593Smuzhiyun 
89*4882a593Smuzhiyun fbOverlaySetupScreen(ScreenPtr pScreen,
90*4882a593Smuzhiyun                      void *pbits1,
91*4882a593Smuzhiyun                      void *pbits2,
92*4882a593Smuzhiyun                      int xsize,
93*4882a593Smuzhiyun                      int ysize,
94*4882a593Smuzhiyun                      int dpix,
95*4882a593Smuzhiyun                      int dpiy, int width1, int width2, int bpp1, int bpp2);
96*4882a593Smuzhiyun 
97*4882a593Smuzhiyun extern _X_EXPORT Bool
98*4882a593Smuzhiyun 
99*4882a593Smuzhiyun fbOverlayFinishScreenInit(ScreenPtr pScreen,
100*4882a593Smuzhiyun                           void *pbits1,
101*4882a593Smuzhiyun                           void *pbits2,
102*4882a593Smuzhiyun                           int xsize,
103*4882a593Smuzhiyun                           int ysize,
104*4882a593Smuzhiyun                           int dpix,
105*4882a593Smuzhiyun                           int dpiy,
106*4882a593Smuzhiyun                           int width1,
107*4882a593Smuzhiyun                           int width2,
108*4882a593Smuzhiyun                           int bpp1, int bpp2, int depth1, int depth2);
109*4882a593Smuzhiyun 
110*4882a593Smuzhiyun #endif                          /* _FBOVERLAY_H_ */
111