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/*
* Project: S.Ha.R.K.
*
* Coordinators:
* Giorgio Buttazzo <giorgio@sssup.it>
* Paolo Gai <pj@gandalf.sssup.it>
*
* Authors :
* Paolo Gai <pj@gandalf.sssup.it>
* Massimiliano Giorgi <massy@gandalf.sssup.it>
* Luca Abeni <luca@gandalf.sssup.it>
* Mauro Marinoni <mauro.marinoni@unipv.it>
*
*
* ReTiS Lab (Scuola Superiore S.Anna - Pisa - Italy)
*
* http://www.sssup.it
* http://retis.sssup.it
* http://shark.sssup.it
*/
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
/* Glue Layer Header Linux Input Driver*/
#ifndef __SHARK_MOUSE26_H__
#define __SHARK_MOUSE26_H__
#include <kernel/const.h>
#include <kernel/model.h>
#ifdef __cplusplus
extern "C" {
#endif
/* mouse buttons constant */
#define MOUSE_RBUTTON 0x02
#define MOUSE_CBUTTON 0x04
#define MOUSE_LBUTTON 0x01
/* the mouse event struct */
typedef struct {
int x, y, z; /* mouse position */
int dx, dy, dz; /* distance covered by mouse */
unsigned long buttons; /* buttons flags */
} MOUSE_EVT;
/* macros to test mouse buttons */
#define isLeftButton(b) ((b) & MOUSE_LBUTTON)
#define isRightButton(b) ((b) & MOUSE_RBUTTON)
#define isCentralButton(b) ((b) & MOUSE_CBUTTON)
/*
* mouse initialization
*/
/* the MOUSE_PARMS structure used by MOUSE26_init() */
typedef struct mouse_parms {
TASK_MODEL *tm;
int x0, y0, z0;
int xmin;
int ymin;
int xmax;
int ymax;
int threshold;
} MOUSE_PARMS;
#define MOUSE_DEFAULT (DWORD)-1
/* the default values for the MOUSE_PARMS structure */
#define BASE_MOUSE {(TASK_MODEL *)MOUSE_DEFAULT, \
(int)MOUSE_DEFAULT, \
(int)MOUSE_DEFAULT, \
(int)MOUSE_DEFAULT, \
(int)MOUSE_DEFAULT, \
(int)MOUSE_DEFAULT, \
(int)MOUSE_DEFAULT, \
(int)MOUSE_DEFAULT, \
(int)MOUSE_DEFAULT}
/* to change the MOUSE_PARMS struct */
#define mouse_default_parms(s) (s).tm = (TASK_MODEL *)MOUSE_DEFAULT, \
(s).x0 = (int)MOUSE_DEFAULT, \
(s).y0 = (int)MOUSE_DEFAULT, \
(s).z0 = (int)MOUSE_DEFAULT, \
(s).xmin = (int)MOUSE_DEFAULT, \
(s).xmax = (int)MOUSE_DEFAULT, \
(s).ymin = (int)MOUSE_DEFAULT, \
(s).ymax = (int)MOUSE_DEFAULT, \
(s).threshold = (int)MOUSE_DEFAULT
#define mouse_def_task(s,m) (s).tm = (TASK_MODEL *)(m)
#define mouse_def_threshold(s,v) (s).threshold = (v)
#define mouse_def_xmin(s,v) (s).xmin = (v)
#define mouse_def_ymin(s,v) (s).ymin = (v)
#define mouse_def_xmax(s,v) (s).xmax = (v)
#define mouse_def_ymax(s,v) (s).ymax = (v)
#define mouse_def_x0(s,v) (s).x0 = (v)
#define mouse_def_y0(s,v) (s).y0 = (v)
#define mouse_def_z0(s,v) (s).y0 = (v)
/* user mouse handler */
typedef void (*MOUSE_HANDLER)(MOUSE_EVT*);
/*
* user mouse interface
*/
int MOUSE26_installed(void);
int MOUSE26_init(MOUSE_PARMS *s);
int MOUSE26_close(void);
void mouse_enable(void);
void mouse_disable(void);
void mouse_getposition(int *x, int *y, int *z, unsigned long *buttons);
void mouse_setposition(int x, int y, int z);
void mouse_getlimits(int *xmin, int *ymin, int *xmax, int *ymax);
int mouse_setlimits(int xmin, int ymin, int xmax, int ymax);
int mouse_getthreshold(void);
int mouse_setthreshold(int t);
void mouse_hook(MOUSE_HANDLER h);
/*
*
* mouse autocursor management
*
*/
/* commands for mouse_grxcursor() & mouse_txtcursor() */
#define DISABLE 0x00
#define ENABLE 0x01
/* flags for mouse_grxcursor() & mouse_txtcursor() (to use with '|') */
#define WITHOUTSEM 0x10
#define AUTOOFF 0x20
/* mask to extrac the status from autocursormode */
#define STATUSMASK 0x0f
/* flags for autocursormode (there are some other flags into mouse.h) */
#define GRXCURSOR 0x100
#define TXTCURSOR 0x200
/* dimensions of the grx shape */
#define MOUSESHAPEDX 16
#define MOUSESHAPEDY 16
/* hot-spot of the grx image (coordinates of the center's shape, zero-based) */
#define MOUSEHOTSPOTX 3
#define MOUSEHOTSPOTY 1
/* those macros can be used to set the correct mouse_limit() when
* the graphics autocursor is enable (to avoid wrong shape position because
* there is not graphics clip functions)
*/
#define XMINLIMIT(dimx,dimy) (MOUSEHOTSPOTX)
#define XMAXLIMIT(dimx,dimy) ((dimx)-MOUSESHAPEDX+MOUSEHOTSPOTX)
#define YMINLIMIT(dimx,dimy) (MOUSEHOTSPOTY)
#define YMAXLIMIT(dimx,dimy) ((dimy)-MOUSESHAPEDY+MOUSEHOTSPOTY)
#define mouse_grxlimits(dimx,dimy) mouse_setlimits(\
XMINLIMIT(dimx,dimy), \
YMINLIMIT(dimx,dimy), \
XMAXLIMIT(dimx,dimy), \
YMAXLIMIT(dimx,dimy) \
)
/* these are used to select the mouse shape */
int mouse_txtshape(DWORD img);
int mouse_grxshape(BYTE *shape, BYTE *mask, int bpp_in);
/* enable/disable mouse pointer */
/* (return <0 on error) */
/* (for the cmd parameter see above) */
int mouse_grxcursor(int cmd, int bpp);
int mouse_txtcursor(int cmd);
/* mouse on/off (or show/hide) */
void (*mouse_on)(void);
void (*mouse_off)(void);
#ifdef __cplusplus
};
#endif
#endif