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/*
* Copyright © 2004-2008 Red Hat, Inc.
* Copyright © 2008 University of South Australia
*
* 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 Red Hat
* not be used in advertising or publicity pertaining to distribution
* of the software without specific, written prior permission. Red
* Hat makes no representations about the suitability of this software
* for any purpose. It is provided "as is" without express or implied
* warranty.
*
* THE AUTHORS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
* NO EVENT SHALL THE AUTHORS 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.
*
* Authors:
* Kristian Høgsberg (krh@redhat.com)
* Adam Jackson (ajax@redhat.com)
* Peter Hutterer (peter@cs.unisa.edu.au)
*/
#ifndef EVDEV_H
#define EVDEV_H
#include <linux/input.h>
#include <xf86Xinput.h>
#include <xf86_OSproc.h>
#if defined(XKB)
/* XXX VERY WRONG. this is a client side header. */
#include <X11/extensions/XKBstr.h>
#endif
/* axis specific data for wheel emulation */
typedef struct {
int up_button;
int down_button;
int traveled_distance;
} WheelAxis, *WheelAxisPtr;
typedef struct {
int kernel24;
int screen;
int min_x, min_y, max_x, max_y;
int abs_x, abs_y, old_x, old_y;
int flags;
int tool;
int buttons; /* number of buttons */
/* XKB stuff has to be per-device rather than per-driver */
int noXkb;
#ifdef XKB
char *xkb_rules;
char *xkb_model;
char *xkb_layout;
char *xkb_variant;
char *xkb_options;
XkbComponentNamesRec xkbnames;
#endif
/* Middle mouse button emulation */
struct {
BOOL enabled;
BOOL pending; /* timer waiting? */
int buttonstate; /* phys. button state */
int state; /* state machine (see bt3emu.c) */
Time expires; /* time of expiry */
Time timeout;
} emulateMB;
struct {
BOOL enabled;
int button;
int button_state;
int inertia;
WheelAxis X;
WheelAxis Y;
} emulateWheel;
unsigned char btnmap[32]; /* config-file specified button mapping */
} EvdevRec, *EvdevPtr;
/* Middle Button emulation */
int EvdevMBEmuTimer(InputInfoPtr);
BOOL EvdevMBEmuFilterEvent(InputInfoPtr, int, BOOL);
void EvdevMBEmuWakeupHandler(pointer, int, pointer);
void EvdevMBEmuBlockHandler(pointer, struct timeval**, pointer);
void EvdevMBEmuPreInit(InputInfoPtr);
void EvdevMBEmuFinalize(InputInfoPtr);
void EvdevMBEmuEnable(InputInfoPtr, BOOL);
unsigned int EvdevUtilButtonEventToButtonNumber(int code);
#if GET_ABI_MAJOR(ABI_XINPUT_VERSION) >= 3
Atom EvdevMBEmuInitProperty(DeviceIntPtr, char*);
Atom EvdevMBEmuInitPropertyTimeout(DeviceIntPtr, char*);
BOOL EvdevMBEmuSetProperty(DeviceIntPtr, Atom, XIPropertyValuePtr);
#endif
/* Mouse Wheel emulation */
void EvdevWheelEmuPreInit(InputInfoPtr pInfo);
BOOL EvdevWheelEmuFilterButton(InputInfoPtr pInfo, unsigned int button, int value);
BOOL EvdevWheelEmuFilterMotion(InputInfoPtr pInfo, struct input_event *pEv);
#endif
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