hold_and_drag.h

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#pragma once
 
#include "drag.h"
#include "gesturelib.h"
#include "recognizer.h"
 
typedef struct hold_and_drag {
    state_t state;
 
    // intial position
    float x0;
    float y0;
 
    // current position and velocity
    float x;
    float y;
    float vx;
    float vy;
} hold_and_drag_t;
 
void init_hold_and_drag();
 
void recognize_hold_and_drag(const touch_event_t* event);
 
const hold_and_drag_t* get_hold_and_drag();
 
int set_on_hold_and_drag(void (*listener)(const hold_and_drag_t*));