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#include "efl_canvas_gesture_private.h"
#define MY_CLASS EFL_CANVAS_GESTURE_RECOGNIZER_LONG_TAP_CLASS
#define LONG_TAP_TIME_OUT 0.2
EOLIAN static Efl_Canvas_Gesture *
_efl_canvas_gesture_recognizer_long_tap_efl_canvas_gesture_recognizer_create(Eo *obj, void *pd EINA_UNUSED,
Efl_Object *target EINA_UNUSED)
{
return efl_add(EFL_CANVAS_GESTURE_LONG_TAP_CLASS, obj);
}
static Eina_Bool
_long_tap_timeout_cb(void *data)
{
Efl_Canvas_Gesture_Long_Tap_Data *ltp = data;
/* FIXME: Needs to propagate this event back to evas! */
ltp->is_timeout = EINA_TRUE;
return ECORE_CALLBACK_RENEW;
}
EOLIAN static Efl_Canvas_Gesture_Recognizer_Result
_efl_canvas_gesture_recognizer_long_tap_efl_canvas_gesture_recognizer_recognize(Eo *obj EINA_UNUSED,
void *pd EINA_UNUSED,
Efl_Canvas_Gesture *gesture, Efl_Object *watched EINA_UNUSED,
Efl_Canvas_Gesture_Touch *event)
{
double length; // Manhattan distance
Eina_Vector2 pos, dist;
Efl_Canvas_Gesture_Recognizer_Result result = EFL_GESTURE_CANCEL;
Efl_Canvas_Gesture_Long_Tap_Data *ltp = efl_data_scope_get(gesture, EFL_CANVAS_GESTURE_LONG_TAP_CLASS);
switch (efl_gesture_touch_state_get(event))
{
case EFL_GESTURE_TOUCH_BEGIN:
{
pos = efl_gesture_touch_start_point_get(event);
efl_gesture_hotspot_set(gesture, pos);
if (ltp->timeout)
ecore_timer_del(ltp->timeout);
ltp->timeout = ecore_timer_add(LONG_TAP_TIME_OUT,
_long_tap_timeout_cb, ltp);
result = EFL_GESTURE_MAYBE;
break;
}
case EFL_GESTURE_TOUCH_UPDATE:
{
if (!efl_gesture_touch_multi_touch_get(event))
{
dist = efl_gesture_touch_distance(event, 0);
length = fabs(dist.x) + fabs(dist.y);
if (length <= 50) // FIXME config!
{
if (ltp->is_timeout)
{
ltp->is_timeout = EINA_FALSE;
result = EFL_GESTURE_TRIGGER;
}
else
{
result = EFL_GESTURE_MAYBE;
}
}
else
{
result = EFL_GESTURE_CANCEL;
}
}
break;
}
case EFL_GESTURE_TOUCH_END:
{
if (ltp->timeout)
ecore_timer_del(ltp->timeout);
ltp->timeout = NULL;
if (efl_gesture_state_get(gesture) != EFL_GESTURE_NONE &&
!efl_gesture_touch_multi_touch_get(event))
{
dist = efl_gesture_touch_distance(event, 0);
length = fabs(dist.x) + fabs(dist.y);
if (length <= 50 && ltp->is_timeout) // FIXME config!
{
result = EFL_GESTURE_FINISH;
}
else
{
result = EFL_GESTURE_CANCEL;
}
}
break;
}
default:
break;
}
return result;
}
EOLIAN static void
_efl_canvas_gesture_recognizer_long_tap_efl_canvas_gesture_recognizer_reset(Eo *obj,
void *pd EINA_UNUSED,
Efl_Canvas_Gesture *gesture)
{
Efl_Canvas_Gesture_Long_Tap_Data *ltp;
ltp = efl_data_scope_get(gesture, EFL_CANVAS_GESTURE_LONG_TAP_CLASS);
if (ltp->timeout)
ecore_timer_del(ltp->timeout);
ltp->timeout = NULL;
ltp->is_timeout = EINA_FALSE;
efl_gesture_recognizer_reset(efl_super(obj, MY_CLASS), gesture);
}
#include "efl_canvas_gesture_recognizer_long_tap.eo.c"
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