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/*
* Copyright © 2000, Compaq Computer Corporation,
* Copyright © 2002, Hewlett Packard, 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 Compaq or HP not be used in advertising
* or publicity pertaining to distribution of the software without specific,
* written prior permission. HP makes no representations about the
* suitability of this software for any purpose. It is provided "as is"
* without express or implied warranty.
*
* HP DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL HP
* 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: Jim Gettys, HP Labs, Hewlett-Packard, Inc.
*/
#ifndef _XRANDRINT_H_
#define _XRANDRINT_H_
#include <X11/Xlibint.h>
#include <X11/Xutil.h>
#include <X11/extensions/Xext.h>
#include <X11/extensions/extutil.h>
#include "Xrandr.h"
#include <X11/extensions/randr.h>
#include <X11/extensions/randrproto.h>
extern char XRRExtensionName[];
#define RRCheckExtension(dpy,i,val) \
XextCheckExtension (dpy, i, XRRExtensionName, val)
#define RRSimpleCheckExtension(dpy,i) \
XextSimpleCheckExtension (dpy, i, XRRExtensionName)
XExtDisplayInfo *XRRFindDisplay (Display *dpy);
/* deliberately opaque internal data structure; can be extended,
but not reordered */
struct _XRRScreenConfiguration {
Screen *screen; /* the root window in GetScreenInfo */
XRRScreenSize *sizes;
Rotation rotations;
Rotation current_rotation;
int nsizes;
int current_size;
short current_rate;
Time timestamp;
Time config_timestamp;
int subpixel_order; /* introduced in randr v0.1 */
short *rates; /* introduced in randr v1.1 */
int nrates;
};
/*
* if a configure notify on the root is received, or
* an XRRScreenChangeNotify is received,
* XRRUpdateConfiguration should be called to update the X library's
* view of the screen configuration; it will also invalidate the cache
* provided by XRRScreenConfig and XRRConfig, and force a round trip
* when next used. Returns invalid status if not an event type
* the library routine understand.
*/
/* we cache one screen configuration/screen */
typedef struct _XRandRInfo {
XRRScreenConfiguration **config;
int major_version, minor_version; /* major_version = -1 means we don't know */
Bool has_rates; /* Server supports refresh rates */
} XRandRInfo;
typedef struct _randrVersionState {
unsigned long version_seq;
Bool error;
int major_version;
int minor_version;
} _XRRVersionState;
Bool
_XRRVersionHandler (Display *dpy,
xReply *rep,
char *buf,
int len,
XPointer data);
_X_HIDDEN Bool
_XRRHasRates (int major, int minor);
#endif /* _XRANDRINT_H_ */
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