};
typedef struct _Taps_Type Taps_Type;
+struct _Long_Tap_Type
+{
+ Elm_Gesture_Taps_Info info;
+ unsigned int center_x;
+ unsigned int center_y;
+ unsigned int n_taps;
+ Ecore_Timer *timeout; /* When this expires, long tap STARTed */
+ Eina_List *touched;
+};
+typedef struct _Long_Tap_Type Long_Tap_Type;
+
struct _Momentum_Type
{ /* Fields used by _line_test() */
Elm_Gesture_Momentum_Info info;
double zoom_finger_factor; /* used for zoom factor */
double rotate_angular_tolerance;
unsigned int flick_time_limit_ms;
+ double long_tap_start_timeout;
double zoom_step;
double rotate_step;
memset(gesture->data, 0, sizeof(Taps_Type));
}
+/* All *test_reset() funcs are called to clear
+ * gesture intermediate data.
+ * This happens when we need to reset our tests.
+ * for example when gesture is detected or all ABORTed. */
+static void
+_n_long_tap_test_reset(Gesture_Info *gesture)
+{
+ if (!gesture)
+ return;
+
+ if (!gesture->data)
+ return;
+
+ Long_Tap_Type *st = gesture->data;
+ if (st->timeout) ecore_timer_del(st->timeout);
+ Eina_List *l;
+ Pointer_Event *p;
+ EINA_LIST_FOREACH(st->touched, l, p)
+ free(p);
+
+ eina_list_free(st->touched);
+ memset(gesture->data, 0, sizeof(Long_Tap_Type));
+}
+
static void
_momentum_test_reset(Gesture_Info *gesture)
{
static int
device_in_pending_list(const void *data1, const void *data2)
{ /* Compare the two device numbers */
- return (((int) data1) - ((int) data2));
+ return (((intptr_t) data1) - ((intptr_t) data2));
}
/**
}
if (!eina_list_search_unsorted_list(list, device_in_pending_list,
- (void *) device))
+ (intptr_t*) device))
{
- return eina_list_append(list, (void *) device);
+ return eina_list_append(list, (intptr_t*) device);
}
return list;
}
return eina_list_search_unsorted_list(list, device_in_pending_list,
- (void *) device);
+ (intptr_t *) device);
}
/**
_reset_states(wd); /* we are ready to start testing for gestures again */
/* Clear all gestures intermediate date */
+ _n_long_tap_test_reset(wd->gesture[ELM_GESTURE_N_LONG_TAPS]);
_dbl_click_test_reset(wd->gesture[ELM_GESTURE_N_TAPS]);
_dbl_click_test_reset(wd->gesture[ELM_GESTURE_N_DOUBLE_TAPS]);
_dbl_click_test_reset(wd->gesture[ELM_GESTURE_N_TRIPLE_TAPS]);
/**
* @internal
*
+ * when this timer expires we START long tap gesture
+ *
+ * @param data The gesture-layer object.
+ * @return cancles callback for this timer.
+ *
+ * @ingroup Elm_Gesture_Layer
+ */
+static Eina_Bool
+_long_tap_timeout(void *data)
+{
+ Gesture_Info *gesture = data;
+ Long_Tap_Type *st = gesture->data;
+ st->timeout = NULL;
+
+ _set_state(gesture, ELM_GESTURE_STATE_START,
+ gesture->data, EINA_FALSE);
+
+ return ECORE_CALLBACK_CANCEL;
+}
+
+/**
+ * @internal
+ *
* This function checks all click/tap and double/triple taps
*
* @param obj The gesture-layer object.
/**
* @internal
*
+ * This function computes center-point for long-tap gesture
+ *
+ * @param st Long Tap gesture info pointer
+ * @param pe The recent input event as stored in pe struct.
+ *
+ * @ingroup Elm_Gesture_Layer
+ */
+static void
+_compute_taps_center(Long_Tap_Type *st, Pointer_Event *pe)
+{
+ if(!eina_list_count(st->touched))
+ return;
+
+ Eina_List *l;
+ Pointer_Event *p;
+ Evas_Coord x = 0, y = 0;
+ EINA_LIST_FOREACH(st->touched, l, p)
+ { /* Accumulate all then take avarage */
+ if (p->device == pe->device)
+ { /* This will take care of values coming from MOVE event */
+ x += pe->x;
+ y += pe->y;
+ }
+ else
+ {
+ x += p->x;
+ y += p->y;
+ }
+ }
+
+ st->info.x = x / eina_list_count(st->touched);
+ st->info.y = y / eina_list_count(st->touched);
+}
+
+/**
+ * @internal
+ *
+ * This function checks N long-tap gesture.
+ *
+ * @param obj The gesture-layer object.
+ * @param pe The recent input event as stored in pe struct.
+ * @param event_info Original input event pointer.
+ * @param event_type Type of original input event.
+ * @param g_type what Gesture we are testing.
+ * @param taps How many click/taps we test for.
+ *
+ * @ingroup Elm_Gesture_Layer
+ */
+static void
+_n_long_tap_test(Evas_Object *obj, Pointer_Event *pe,
+ void *event_info, Evas_Callback_Type event_type,
+ Elm_Gesture_Types g_type)
+{ /* Here we fill Recent_Taps struct and fire-up click/tap timers */
+ Widget_Data *wd = elm_widget_data_get(obj);
+ if (!wd) return;
+
+ if (!pe) /* this happens when unhandled event arrived */
+ return; /* see _make_pointer_event function */
+
+ Gesture_Info *gesture = wd->gesture[g_type];
+ if (!gesture ) return;
+
+ Long_Tap_Type *st = gesture->data;
+ if (!st)
+ { /* Allocated once on first time */
+ st = calloc(1, sizeof(Long_Tap_Type));
+ gesture->data = st;
+ _n_long_tap_test_reset(gesture);
+ }
+
+ Evas_Event_Flags ev_flag = EVAS_EVENT_FLAG_NONE;
+ switch (pe->event_type)
+ {
+ case EVAS_CALLBACK_MULTI_DOWN:
+ case EVAS_CALLBACK_MOUSE_DOWN:
+ if (st->info.n > eina_list_count(st->touched))
+ { /* ABORT: user lifts finger then back before completing gesgure */
+ if (st->timeout) ecore_timer_del(st->timeout);
+ st->timeout = NULL;
+ ev_flag =_set_state(gesture, ELM_GESTURE_STATE_ABORT,
+ &st->info, EINA_FALSE);
+ }
+
+ st->touched = _add_touched_device(st->touched, pe);
+ st->info.n = eina_list_count(st->touched);
+ if ((pe->device == 0) && (eina_list_count(st->touched) == 1))
+ { /* This is the first mouse down we got */
+ st->info.timestamp = pe->timestamp;
+
+ /* To test long tap */
+ /* When this timer expires, gesture STARTED */
+ if (!st->timeout)
+ st->timeout = ecore_timer_add(wd->long_tap_start_timeout, _long_tap_timeout,
+ gesture);
+ }
+
+ consume_event(wd, event_info, event_type, ev_flag);
+ _compute_taps_center(st, pe);
+ break;
+
+ case EVAS_CALLBACK_MULTI_UP:
+ case EVAS_CALLBACK_MOUSE_UP:
+ st->touched = _remove_touched_device(st->touched, pe);
+ if (st->info.n &&
+ ((gesture->state == ELM_GESTURE_STATE_START) ||
+ (gesture->state == ELM_GESTURE_STATE_MOVE)))
+ { /* Report END only for gesture that STARTed */
+ if (eina_list_count(st->touched) == 0)
+ { /* Report END only at last release event */
+ ev_flag =_set_state(gesture, ELM_GESTURE_STATE_END,
+ &st->info, EINA_FALSE);
+ consume_event(wd, event_info, event_type, ev_flag);
+ }
+ }
+ break;
+
+ case EVAS_CALLBACK_MULTI_MOVE:
+ case EVAS_CALLBACK_MOUSE_MOVE:
+ if(st->info.n &&
+ ((gesture->state == ELM_GESTURE_STATE_START) ||
+ (gesture->state == ELM_GESTURE_STATE_MOVE)))
+ { /* Report MOVE only if STARTED */
+ _compute_taps_center(st, pe);
+ /* Report MOVE if gesture started */
+ ev_flag = _set_state(gesture, ELM_GESTURE_STATE_MOVE,
+ &st->info, EINA_TRUE);
+ consume_event(wd, event_info, event_type, ev_flag);
+ }
+ break;
+
+ default:
+ return;
+ }
+}
+
+/**
+ * @internal
+ *
* This function computes momentum for MOMENTUM, LINE and FLICK gestures
* This momentum value will be sent to widget when gesture is completed.
*
if (_make_pointer_event(data, event_info, event_type, &_pe))
pe = &_pe;
+ if (IS_TESTED(ELM_GESTURE_N_LONG_TAPS))
+ _n_long_tap_test(data, pe, event_info, event_type,
+ ELM_GESTURE_N_LONG_TAPS);
+
if (IS_TESTED(ELM_GESTURE_N_TAPS))
_dbl_click_test(data, pe, event_info, event_type,
ELM_GESTURE_N_TAPS, 1);
wd->rotate_angular_tolerance = _elm_config->glayer_rotate_angular_tolerance;
wd->line_angular_tolerance = _elm_config->glayer_line_angular_tolerance;
wd->flick_time_limit_ms = _elm_config->glayer_flick_time_limit_ms;
+ wd->long_tap_start_timeout = _elm_config->glayer_long_tap_start_timeout;
wd->repeat_events = EINA_TRUE;
#if defined(DEBUG_GESTURE_LAYER)
printf("size of Gestures = <%d>\n", sizeof(wd->gesture));
- printf("initial values:\n\tzoom_finger_factor=<%f>\n\tzoom_distance_tolerance=<%d>\n\tline_min_length=<%d>\n\tline_distance_tolerance=<%d>\n\tzoom_wheel_factor=<%f>\n\trotate_angular_tolerance=<%f>\n\twd->line_angular_tolerance=<%f>\n\twd->flick_time_limit_ms=<%d>\n", wd->zoom_finger_factor, wd->zoom_distance_tolerance, wd->line_min_length, wd->line_distance_tolerance, wd->zoom_wheel_factor, wd->rotate_angular_tolerance, wd->line_angular_tolerance, wd->flick_time_limit_ms);
+ printf("initial values:\n\tzoom_finger_factor=<%f>\n\tzoom_distance_tolerance=<%d>\n\tline_min_length=<%d>\n\tline_distance_tolerance=<%d>\n\tzoom_wheel_factor=<%f>\n\trotate_angular_tolerance=<%f>\n\twd->line_angular_tolerance=<%f>\n\twd->flick_time_limit_ms=<%d>\nwd->long_tap_start_timeout=<%f>\n", wd->zoom_finger_factor, wd->zoom_distance_tolerance, wd->line_min_length, wd->line_distance_tolerance, wd->zoom_wheel_factor, wd->rotate_angular_tolerance, wd->line_angular_tolerance, wd->flick_time_limit_ms, wd->long_tap_start_timeout);
#endif
memset(wd->gesture, 0, sizeof(wd->gesture));
projects / framework / uifw / elementary.git / commitdiff