forked from enlightenment/efl
116 lines
3.8 KiB
C
116 lines
3.8 KiB
C
#include "efl_gesture_private.h"
|
|
|
|
#define MY_CLASS EFL_GESTURE_RECOGNIZER_LONG_TAP_CLASS
|
|
|
|
#define LONG_TAP_TIME_OUT 0.2
|
|
|
|
EOLIAN static Efl_Gesture *
|
|
_efl_gesture_recognizer_long_tap_efl_gesture_recognizer_create(Eo *obj, void *pd EINA_UNUSED,
|
|
Efl_Object *target EINA_UNUSED)
|
|
{
|
|
return efl_add(EFL_GESTURE_LONG_TAP_CLASS, obj);
|
|
}
|
|
|
|
static Eina_Bool
|
|
_long_tap_timeout_cb(void *data)
|
|
{
|
|
Efl_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_Gesture_Recognizer_Result
|
|
_efl_gesture_recognizer_long_tap_efl_gesture_recognizer_recognize(Eo *obj EINA_UNUSED,
|
|
void *pd EINA_UNUSED,
|
|
Efl_Gesture *gesture, Efl_Object *watched EINA_UNUSED,
|
|
Efl_Gesture_Touch *event)
|
|
{
|
|
double length; // Manhattan distance
|
|
Eina_Vector2 pos, dist;
|
|
Efl_Gesture_Recognizer_Result result = EFL_GESTURE_CANCEL;
|
|
Efl_Gesture_Long_Tap_Data *ltp = efl_data_scope_get(gesture, EFL_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_gesture_recognizer_long_tap_efl_gesture_recognizer_reset(Eo *obj,
|
|
void *pd EINA_UNUSED,
|
|
Efl_Gesture *gesture)
|
|
{
|
|
Efl_Gesture_Long_Tap_Data *ltp;
|
|
ltp = efl_data_scope_get(gesture, EFL_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_gesture_recognizer_long_tap.eo.c"
|