1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
|
/*
* Copyright © 2002 Keith Packard
*
* 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 _XFIXES_H_
#define _XFIXES_H_
#include "resource.h"
extern _X_EXPORT RESTYPE RegionResType;
extern _X_EXPORT RESTYPE PointerBarrierType;
extern _X_EXPORT int XFixesErrorBase;
#define VERIFY_REGION(pRegion, rid, client, mode) \
do { \
int err; \
err = dixLookupResourceByType((pointer *) &pRegion, rid, \
RegionResType, client, mode); \
if (err != Success) { \
client->errorValue = rid; \
return err; \
} \
} while (0)
#define VERIFY_REGION_OR_NONE(pRegion, rid, client, mode) { \
pRegion = 0; \
if (rid) VERIFY_REGION(pRegion, rid, client, mode); \
}
extern _X_EXPORT RegionPtr
XFixesRegionCopy (RegionPtr pRegion);
struct PointerBarrier {
CARD16 x1, x2, y1, y2;
CARD32 directions;
};
extern int
barrier_get_direction(int, int, int, int);
extern BOOL
barrier_is_blocking(const struct PointerBarrier*, int, int, int, int, double*);
extern BOOL
barrier_is_blocking_direction(const struct PointerBarrier*, int);
extern void
barrier_clamp_to_barrier(struct PointerBarrier *barrier, int dir, int *x, int *y);
#endif /* _XFIXES_H_ */
|
