144 lines
4.3 KiB
C
144 lines
4.3 KiB
C
#include "efl_canvas_gesture_private.h"
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#define MY_CLASS EFL_CANVAS_GESTURE_RECOGNIZER_LONG_PRESS_CLASS
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#define EFL_GESTURE_LONG_PRESS_TIME_OUT 1.2
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EOLIAN static const Efl_Class *
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_efl_canvas_gesture_recognizer_long_press_efl_canvas_gesture_recognizer_type_get(const Eo *obj EINA_UNUSED, Efl_Canvas_Gesture_Recognizer_Long_Press_Data *pd EINA_UNUSED)
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{
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return EFL_CANVAS_GESTURE_LONG_PRESS_CLASS;
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}
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EOLIAN static void
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_efl_canvas_gesture_recognizer_long_press_efl_object_destructor(Eo *obj,
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Efl_Canvas_Gesture_Recognizer_Long_Press_Data *pd)
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{
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if (pd->timeout)
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ecore_timer_del(pd->timeout);
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efl_destructor(efl_super(obj, MY_CLASS));
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}
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static Eina_Bool
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_long_press_timeout_cb(void *data)
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{
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Efl_Canvas_Gesture_Recognizer_Long_Press_Data *pd = data;
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/* FIXME: Needs to propagate this event back to evas! */
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pd->is_timeout = EINA_TRUE;
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efl_gesture_state_set(pd->gesture, EFL_GESTURE_STATE_UPDATED);
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efl_event_callback_call(pd->target, EFL_EVENT_GESTURE_LONG_PRESS, pd->gesture);
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return ECORE_CALLBACK_RENEW;
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}
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EOLIAN static Efl_Canvas_Gesture_Recognizer_Result
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_efl_canvas_gesture_recognizer_long_press_efl_canvas_gesture_recognizer_recognize(Eo *obj,
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Efl_Canvas_Gesture_Recognizer_Long_Press_Data *pd,
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Efl_Canvas_Gesture *gesture,
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Efl_Object *watched,
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Efl_Canvas_Gesture_Touch *event)
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{
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double length, start_timeout = pd->start_timeout; // Manhattan distance
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double timeout = EFL_GESTURE_LONG_PRESS_TIME_OUT;
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Eina_Position2D pos;
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Eina_Vector2 dist;
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Efl_Canvas_Gesture_Recognizer_Result result = EFL_GESTURE_RECOGNIZER_RESULT_CANCEL;
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pd->target = watched;
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pd->gesture = gesture;
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if (!EINA_DBL_NONZERO(start_timeout))
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{
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double time;
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Eina_Value *val = _recognizer_config_get(obj, "glayer_long_tap_start_timeout");
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if (val)
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{
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eina_value_get(val, &time);
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pd->start_timeout = timeout = time;
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}
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}
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else
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timeout = start_timeout;
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switch (efl_gesture_touch_state_get(event))
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{
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case EFL_GESTURE_TOUCH_STATE_BEGIN:
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{
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pos = efl_gesture_touch_start_point_get(event);
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efl_gesture_hotspot_set(gesture, pos);
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if (pd->timeout)
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{
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ecore_timer_del(pd->timeout);
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}
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pd->timeout = ecore_timer_add(timeout,
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_long_press_timeout_cb, pd);
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result = EFL_GESTURE_RECOGNIZER_RESULT_TRIGGER;
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break;
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}
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case EFL_GESTURE_TOUCH_STATE_UPDATE:
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{
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dist = efl_gesture_touch_distance(event, efl_gesture_touch_current_data_get(event)->id);
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length = fabs(dist.x) + fabs(dist.y);
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if ((_event_multi_touch_get(event)) || (length > pd->finger_size))
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{
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if (pd->timeout)
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{
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ecore_timer_del(pd->timeout);
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pd->timeout = NULL;
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}
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result = EFL_GESTURE_RECOGNIZER_RESULT_CANCEL;
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}
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else
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{
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result = EFL_GESTURE_RECOGNIZER_RESULT_MAYBE;
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}
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break;
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}
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case EFL_GESTURE_TOUCH_STATE_END:
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{
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if (pd->timeout)
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{
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ecore_timer_del(pd->timeout);
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pd->timeout = NULL;
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}
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if (efl_gesture_state_get(gesture) != EFL_GESTURE_STATE_NONE &&
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!_event_multi_touch_get(event))
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{
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dist = efl_gesture_touch_distance(event, efl_gesture_touch_current_data_get(event)->id);
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length = fabs(dist.x) + fabs(dist.y);
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if (length <= pd->finger_size && pd->is_timeout)
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{
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result = EFL_GESTURE_RECOGNIZER_RESULT_FINISH;
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}
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else
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{
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result = EFL_GESTURE_RECOGNIZER_RESULT_CANCEL;
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}
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}
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break;
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}
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default:
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break;
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}
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return result;
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}
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#include "efl_canvas_gesture_recognizer_long_press.eo.c"
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