1/*
2Copyright 1989, 1998  The Open Group
3
4Permission to use, copy, modify, distribute, and sell this software and its
5documentation for any purpose is hereby granted without fee, provided that
6the above copyright notice appear in all copies and that both that
7copyright notice and this permission notice appear in supporting
8documentation.
9
10The above copyright notice and this permission notice shall be included in
11all copies or substantial portions of the Software.
12
13THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
16OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
17AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
18CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
19
20Except as contained in this notice, the name of The Open Group shall not be
21used in advertising or otherwise to promote the sale, use or other dealings
22in this Software without prior written authorization from The Open Group.
23 */
24
25#ifndef _MULTIBUFCONST_H_
26#define _MULTIBUFCONST_H_
27
28#define MULTIBUFFER_PROTOCOL_NAME "Multi-Buffering"
29
30#define MULTIBUFFER_MAJOR_VERSION	1	/* current version numbers */
31#define MULTIBUFFER_MINOR_VERSION	1	/* has ClearImageBufferArea */
32
33/*
34 * update_action field
35 */
36#define MultibufferUpdateActionUndefined	0
37#define MultibufferUpdateActionBackground	1
38#define MultibufferUpdateActionUntouched	2
39#define MultibufferUpdateActionCopied		3
40
41/*
42 * update_hint field
43 */
44#define MultibufferUpdateHintFrequent		0
45#define MultibufferUpdateHintIntermittent	1
46#define MultibufferUpdateHintStatic		2
47
48/*
49 * valuemask fields
50 */
51#define MultibufferWindowUpdateHint	(1L << 0)
52#define MultibufferBufferEventMask	(1L << 0)
53
54/*
55 * mono vs. stereo and left vs. right
56 */
57#define MultibufferModeMono		0
58#define MultibufferModeStereo		1
59#define MultibufferSideMono		0
60#define MultibufferSideLeft	  	1
61#define MultibufferSideRight		2
62
63/*
64 * clobber state
65 */
66#define MultibufferUnclobbered		0
67#define MultibufferPartiallyClobbered	1
68#define MultibufferFullyClobbered	2
69
70/*
71 * event stuff
72 */
73#define MultibufferClobberNotifyMask	0x02000000
74#define MultibufferUpdateNotifyMask	0x04000000
75
76#define MultibufferClobberNotify	0
77#define MultibufferUpdateNotify		1
78#define MultibufferNumberEvents		(MultibufferUpdateNotify + 1)
79
80#define MultibufferBadBuffer		0
81#define MultibufferNumberErrors		(MultibufferBadBuffer + 1)
82
83#endif /* _MULTIBUFCONST_H_ */
84