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/*
* Copyright © 2009 Matthieu Herrb <matthieu@herrb.eu>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, 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.
*/
#include <dev/wscons/wsconsio.h>
/* #undef DEBUG */
#define DEBUG
#undef DBG
#ifdef DEBUG
extern int ws_debug_level;
# define DBG(lvl, f) { if ((lvl) <= ws_debug_level) f;}
#else
# define DBG(lvl, f)
#endif
#define NAXES 2 /* X and Y axes only */
#define NBUTTONS 32 /* max theoretical buttons */
#define DFLTBUTTONS 3 /* default number of buttons */
#define WS_NOMAP 0
#define NWSEVENTS 16 /* size of buffer */
/* axis specific data for wheel */
typedef struct {
int negative;
int positive;
int traveled_distance;
} WheelAxis, *WheelAxisPtr;
typedef struct {
unsigned int buttons;
int dx, dy, dz, dw;
int ax, ay;
} wsHwState;
typedef struct WSDevice {
char *devName; /* device name */
int type; /* ws device type */
unsigned int lastButtons; /* last state of buttons */
int old_ax, old_ay;
int min_x, max_x, min_y, max_y; /* coord space */
int swap_axes;
int raw;
int inv_x, inv_y;
int screen_no;
WheelAxis Z;
WheelAxis W;
struct wsmouse_calibcoords coords; /* mirror of the kernel values */
/* # of buttons and config-file specified button mapping */
unsigned int buttons;
unsigned char btnmap[NBUTTONS + 1];
/* Middle mouse button emulation */
struct {
BOOL enabled;
BOOL pending; /* timer waiting? */
int buttonstate; /* phys. button state */
int state; /* state machine (see emumb.c) */
Time expires; /* time of expiry */
Time timeout;
} emulateMB;
/* Mouse wheel emulation */
struct {
BOOL enabled;
int button;
int button_state;
int inertia;
WheelAxis X;
WheelAxis Y;
Time expires; /* time of expiry */
Time timeout;
} emulateWheel;
OsTimerPtr remove_timer; /* Callback for removal on EIO */
struct wscons_event events[NWSEVENTS];
size_t events_count;
size_t events_pos;
} WSDeviceRec, *WSDevicePtr;
/* Middle mouse button emulation */
extern int wsmbEmuTimer(InputInfoPtr);
extern BOOL wsmbEmuFilterEvent(InputInfoPtr, int, BOOL);
extern void wsmbEmuWakeupHandler(pointer, int, pointer);
extern void wsmbEmuBlockHandler(pointer, struct timeval **, pointer);
extern void wsmbEmuPreInit(InputInfoPtr);
extern void wsmbEmuOn(InputInfoPtr);
extern void wsmbEmuFinalize(InputInfoPtr);
extern void wsmbEmuInitProperty(DeviceIntPtr);
/* Mouse wheel emulation */
extern void wsWheelEmuPreInit(InputInfoPtr);
extern BOOL wsWheelEmuFilterButton(InputInfoPtr, unsigned int, int);
extern BOOL wsWheelEmuFilterMotion(InputInfoPtr, int, int);
extern void wsWheelEmuInitProperty(DeviceIntPtr);
extern void wsWheelHandleButtonMap(InputInfoPtr, WheelAxisPtr, const char *,
const char *);
extern void wsButtonClicks(InputInfoPtr, int, int);
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