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#include <stdint.h>
#define EVE_TOUCH_TIMEOUT_TAP 1000
#define EVE_TOUCH_TIMEOUT_TRACK 20
#define EVE_TOUCH_THRESHOLD_X 5
#define EVE_TOUCH_THRESHOLD_Y 5
#define EVE_NOTAG 0
#define EVE_NOTOUCH 0x80008000
#define EVE_MAX_TOUCH 5
/* events */
#define EVE_TOUCH_ETYPE_TAG 0x0001
#define EVE_TOUCH_ETYPE_TAG_UP 0x0002
#define EVE_TOUCH_ETYPE_POINT 0x0004
#define EVE_TOUCH_ETYPE_POINT_UP 0x0008
#define EVE_TOUCH_ETYPE_TRACK 0x0010
#define EVE_TOUCH_ETYPE_TRACK_START 0x0020
#define EVE_TOUCH_ETYPE_TRACK_STOP 0x0040
#define EVE_TOUCH_ETYPE_TRACK_ABORT 0x0080
#define EVE_TOUCH_ETYPE_TIMER 0x0100
#define EVE_TOUCH_ETYPE_TIMER_ABORT 0x0200
#define EVE_TOUCH_ETYPE_TRACK_REG 0x0400
#define EVE_TOUCH_ETYPE_LPRESS 0x0800
#define EVE_TOUCH_ETYPE_TAP1 0x1000
#define EVE_TOUCH_ETYPE_TAP2 0x2000
#define EVE_TOUCH_ETYPE_USR 0x4000
#define EVE_TOUCH_ETYPE_USR1 0x8000
#define EVE_TOUCH_ETYPE_TRACK_MASK (EVE_TOUCH_ETYPE_TRACK | EVE_TOUCH_ETYPE_TRACK_START | EVE_TOUCH_ETYPE_TRACK_STOP | EVE_TOUCH_ETYPE_TRACK_ABORT | EVE_TOUCH_ETYPE_TRACK_REG)
#define EVE_TOUCH_ETYPE_TIMER_MASK (EVE_TOUCH_ETYPE_TIMER | EVE_TOUCH_ETYPE_TIMER_ABORT)
#define EVE_TOUCH_ETYPE_POINT_MASK (EVE_TOUCH_ETYPE_POINT | EVE_TOUCH_ETYPE_POINT_UP)
#define EVE_TOUCH_ETYPE_USR_MASK (EVE_TOUCH_ETYPE_USR | EVE_TOUCH_ETYPE_USR1)
/* extended events */
#define EVE_TOUCH_EETYPE_NOTOUCH 0x0001
#define EVE_TOUCH_EETYPE_LPRESS 0x0002
#define EVE_TOUCH_EETYPE_TAP2 0x0004
#define EVE_TOUCH_EETYPE_TRACK_LEFT 0x0010
#define EVE_TOUCH_EETYPE_TRACK_RIGHT 0x0020
#define EVE_TOUCH_EETYPE_TRACK_UP 0x0040
#define EVE_TOUCH_EETYPE_TRACK_DOWN 0x0080
#define EVE_TOUCH_EETYPE_TRACK_ABORT 0x0100
#define EVE_TOUCH_EETYPE_TIMER_ABORT 0x0200
#define EVE_TOUCH_EETYPE_USR 0x1000
#define EVE_TOUCH_EETYPE_USR1 0x2000
#define EVE_TOUCH_EETYPE_USR2 0x4000
#define EVE_TOUCH_EETYPE_USR3 0x8000
#define EVE_TOUCH_EETYPE_TRACK_X (EVE_TOUCH_EETYPE_TRACK_LEFT | EVE_TOUCH_EETYPE_TRACK_RIGHT)
#define EVE_TOUCH_EETYPE_TRACK_Y (EVE_TOUCH_EETYPE_TRACK_UP | EVE_TOUCH_EETYPE_TRACK_DOWN)
#define EVE_TOUCH_EETYPE_TRACK_XY (EVE_TOUCH_EETYPE_TRACK_X | EVE_TOUCH_EETYPE_TRACK_Y)
#define EVE_TOUCH_EETYPE_ABORT (EVE_TOUCH_EETYPE_TRACK_ABORT | EVE_TOUCH_EETYPE_TIMER_ABORT)
/* tag options */
#define EVE_TOUCH_OPT_TRACK 0x01
#define EVE_TOUCH_OPT_TRACK_REG 0x02
#define EVE_TOUCH_OPT_TRACK_X 0x04
#define EVE_TOUCH_OPT_TRACK_Y 0x08
#define EVE_TOUCH_OPT_TRACK_EXT_X 0x10
#define EVE_TOUCH_OPT_TRACK_EXT_Y 0x20
#define EVE_TOUCH_OPT_LPRESS 0x40
#define EVE_TOUCH_OPT_TAP2 0x80
#define EVE_TOUCH_OPT_TRACK_XY (EVE_TOUCH_OPT_TRACK_X | EVE_TOUCH_OPT_TRACK_Y)
#define EVE_TOUCH_OPT_TRACK_EXT_XY (EVE_TOUCH_OPT_TRACK_EXT_X | EVE_TOUCH_OPT_TRACK_EXT_Y)
typedef struct EVETouch {
int x;
int y;
int vx;
int vy;
int x0;
int y0;
uint32_t t;
uint16_t eevt;
uint8_t tag0;
uint8_t tag;
uint8_t tag_up;
struct {
uint8_t tag;
uint8_t track;
uint16_t val;
} tracker;
} EVETouch;
typedef struct EVETouchTimer {
EVETouch *touch;
uint32_t to;
uint16_t evt;
uint8_t tag0;
} EVETouchTimer;
typedef void (*eve_touch_handler_t) (EVETouch *, uint16_t, uint8_t, void *);
void eve_touch_init(void);
void eve_handle_touch(uint16_t intr_flags);
void eve_handle_time(void);
void eve_touch_set_handler(eve_touch_handler_t handler, void *handler_param);
EVETouch *eve_touch_get_obj(int i);
int8_t eve_touch_get_idx(EVETouch *touch);
uint16_t eve_touch_evt(EVETouch *touch, uint16_t evt, uint8_t tag0, uint8_t tag_min, uint8_t tag_n);
void eve_touch_set_opt(uint8_t tag, uint8_t opt);
uint8_t eve_touch_get_opt(uint8_t tag);
void eve_touch_clear_opt(void);
void eve_timer_set(EVETouch *touch, uint16_t evt, uint8_t tag0, uint32_t to);
void eve_timer_clear(EVETouch *touch);
void eve_timer_set_evt(EVETouch *touch, uint16_t evt);
uint16_t eve_timer_get_evt(EVETouch *touch);
EVETouchTimer *eve_timer_get_obj(void);
void eve_timer_start(uint8_t tag0, uint32_t to);
void eve_timer_stop(void);
int eve_timer_running(void);
void eve_touch_clear_tag0(void);
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