/*
 * Copyright (c) 2014 Samsung Electronics Co., Ltd All Rights Reserved
 *
 * Licensed under the Apache License, Version 2.0 (the License);
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "config.h"
#include "view/piano-callbacks.h"
#include "logger.h"
#include "player/piano-impl.h"
#include "player/piano-player.h"
#include "piano-structs.h"

void piano_note_touch_down_cb(void *data, Evas *e, Evas_Object *button, void *event_info)
{
	RETM_IF(!data, "data is NULL");

	note_struct *note = (note_struct *)data;

	Evas_Event_Multi_Down *ev = (Evas_Event_Multi_Down *)event_info;
	if (note->ad->previous_button == note) {
		return;
	}

	piano_note_touch_down(data, ev->output, EINA_TRUE);
	note->ad->previous_button = note;
}

void piano_note_touch_up_cb(void *data, Evas *e, Evas_Object *button, void *event_info)
{
	RETM_IF(!data, "data is NULL");

	piano_note_touch_up(data);
}

void piano_note_mouse_down_cb(void *data, Evas *e, Evas_Object *button, void *event_info)
{
	RETM_IF(!data, "data is NULL");

	Evas_Event_Mouse_Down *ev = (Evas_Event_Mouse_Down *)event_info;

	note_struct *note = (note_struct *)data;

	piano_note_touch_down(data, ev->output, EINA_TRUE);

	evas_object_focus_set(button, EINA_FALSE);
	note->ad->previous_button = note;
}

void piano_note_mouse_up_cb(void *data, Evas *e, Evas_Object *button, void *event_info)
{
	RETM_IF(!data, "data is NULL");

	piano_note_touch_up(data);
}

void piano_note_mouse_out_cb(void *data, Evas *e, Evas_Object *button, void *event_info)
{
	RETM_IF(!data, "data is NULL");

	piano_note_touch_up(data);
}

void piano_note_mouse_in_cb(void *data, Evas *e, Evas_Object *button, void *event_info)
{
	RETM_IF(!data, "data is NULL");

	Evas_Event_Mouse_In *ev = (Evas_Event_Mouse_In *)event_info;

	piano_note_touch_down(data, ev->output, EINA_FALSE);

	evas_object_focus_set(button, EINA_FALSE);
}

void piano_note_mouse_move_cb(void *data, Evas *e, Evas_Object *button, void *event_info)
{
	Evas_Event_Mouse_In *ev = (Evas_Event_Mouse_In *)event_info;
	static int old_pos_y = 0;
	const int max_pos_y = 50;
	if (data && (abs(old_pos_y - ev->output.y) > max_pos_y)) {
		old_pos_y = ev->output.y;

		note_struct *note = (note_struct *)data;
		if (note->ad->previous_button == note) {
			return;
		}

		piano_note_touch_up(data);
		piano_note_touch_down(data, ev->output, EINA_FALSE);

		note->ad->previous_button = note;
	}
}

Eina_Bool piano_note_timer_cb(void *data)
{
	RETVM_IF(!data, EINA_FALSE, "data is NULL");

	app_data *ad = (app_data *)data;

	Eina_List *l = NULL;
	note_struct *list_item_note = NULL;
	EINA_LIST_FOREACH(ad->buttonList, l, list_item_note) {
		const Evas *evas_button = evas_object_evas_get(list_item_note->button);

		if (evas_button && !evas_pointer_button_down_mask_get(evas_button)) {
			elm_object_signal_emit(list_item_note->button, "default", "*");
		}
	}

	return EINA_TRUE;
}