diff options
Diffstat (limited to 'src/evdev.h')
| -rw-r--r-- | src/evdev.h | 113 |
1 files changed, 99 insertions, 14 deletions
diff --git a/src/evdev.h b/src/evdev.h index 06d8aeb..517840d 100644 --- a/src/evdev.h +++ b/src/evdev.h @@ -94,9 +94,26 @@ #include <X11/extensions/XKB.h> #include <X11/extensions/XKBstr.h> +/* + * At the moment, ABS_MAX is larger then REL_MAX. + * As they are the only two providors of axes, ABS_MAX is it. + */ +#define AXES_MAX ABS_MAX + #define EVDEV_MAXBUTTONS 96 +struct _evdevDevice; + +/* + * FIXME: The mode option here is a kludge. + * It can be 0 (rel mode), 1 (abs mode), or -1 (input side has no clue). + * + * Worse, it arguably shouldn't even be the sender that decides here. + * And only the Axes targets and sources care at all right now. + */ +typedef void (*evdev_map_func_f)(InputInfoPtr pInfo, int value, int mode, void *map_data); + typedef struct { unsigned long ev[NBITS(EV_MAX)]; unsigned long key[NBITS(KEY_MAX)]; @@ -111,6 +128,7 @@ typedef struct { #define EV_BTN_IGNORE_X 1 #define EV_BTN_IGNORE_EVDEV 2 #define EV_BTN_IGNORE_MAP (EV_BTN_IGNORE_X | EV_BTN_IGNORE_EVDEV) + typedef struct { int real_buttons; int buttons; @@ -119,31 +137,60 @@ typedef struct { void (*callback[EVDEV_MAXBUTTONS])(InputInfoPtr pInfo, int button, int value); } evdevBtnRec, *evdevBtnPtr; +#define EV_ABS_V_PRESENT (1<<0) +#define EV_ABS_V_M_AUTO (1<<1) +#define EV_ABS_V_M_REL (1<<2) +#define EV_ABS_V_INVERT (1<<3) +#define EV_ABS_V_RESET (1<<4) +#define EV_ABS_V_USE_TOUCH (1<<5) + +#define EV_ABS_USE_TOUCH (1<<0) +#define EV_ABS_TOUCH (1<<1) +#define EV_ABS_UPDATED (1<<2) + typedef struct { + int flags; int axes; int v[ABS_MAX]; - int old_x, old_y; - int count; - int min[ABS_MAX]; - int max[ABS_MAX]; - int map[ABS_MAX]; - int screen; /* Screen number for this device. */ - Bool use_touch; - Bool touch; - Bool reset_x, reset_y; + int v_flags[ABS_MAX]; + int v_min[ABS_MAX]; + int v_max[ABS_MAX]; + void *v_map_data[ABS_MAX]; + evdev_map_func_f v_map[ABS_MAX]; } evdevAbsRec, *evdevAbsPtr; +#define EV_REL_V_PRESENT (1<<0) +#define EV_REL_V_INVERT (1<<1) +#define EV_REL_UPDATED (1<<0) + typedef struct { - int axes; + int flags; + int v_flags[REL_MAX]; int v[REL_MAX]; - int count; - int map[REL_MAX]; - int btnMap[REL_MAX][2]; + int axes; + void *v_map_data[REL_MAX]; + evdev_map_func_f v_map[REL_MAX]; } evdevRelRec, *evdevRelPtr; +#define EV_AXES_V_M_ABS (1<<0) +#define EV_AXES_V_M_REL (1<<1) +#define EV_AXES_V_PRESENT (1<<2) +#define EV_AXES_V_UPDATED (1<<3) + +#define EV_AXES_V_M_MASK (EV_AXES_V_M_ABS | EV_AXES_V_M_REL) + +#define EV_AXES_UPDATED (1<<0) + typedef struct { int axes; - int v[ABS_MAX]; + int flags; + int v_flags[AXES_MAX]; + int v_min[AXES_MAX]; + int v_max[AXES_MAX]; + int v[AXES_MAX]; + int rotation; + float rot_sin, rot_cos; + int x, y; } evdevAxesRec, *evdevAxesPtr; typedef struct { @@ -201,4 +248,42 @@ int EvdevKeyOn (DeviceIntPtr device); int EvdevKeyOff (DeviceIntPtr device); void EvdevKeyProcess (InputInfoPtr pInfo, struct input_event *ev); + +/* + * Option handling stuff. + */ + +typedef struct evdev_option_token_s { + int is_chain; + union { + const char *str; + struct evdev_option_token_s *chain; + } u; + struct evdev_option_token_s *next; +} evdev_option_token_t; + +typedef Bool (*evdev_parse_opt_func_f)(InputInfoPtr pInfo, const char *name, evdev_option_token_t *token, int *flags); +typedef Bool (*evdev_parse_map_func_f)(InputInfoPtr pInfo, + const char *name, + evdev_option_token_t *option, + void **map_data, evdev_map_func_f *map_func); + +evdev_option_token_t *EvdevTokenize (const char *option, const char *tokens, const char *first); +void EvdevFreeTokens (evdev_option_token_t *token); +Bool EvdevParseMapToRelAxis (InputInfoPtr pInfo, + const char *name, + evdev_option_token_t *option, + void **map_data, evdev_map_func_f *map_func); +Bool EvdevParseMapToAbsAxis (InputInfoPtr pInfo, + const char *name, + evdev_option_token_t *option, + void **map_data, evdev_map_func_f *map_func); + +typedef struct { + char *name; + evdev_parse_map_func_f func; +} evdev_map_parsers_t; + +extern evdev_map_parsers_t evdev_map_parsers[]; + #endif /* LNX_EVDEV_H_ */ |