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/*
 * Copyright 2012  Samsung Electronics Co., Ltd
 *
 * Licensed under the Flora License, Version 1.0 (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.tizenopensource.org/license
 *
 * 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.
 */


#ifndef __IVUG_ANIM_H__
#define __IVUG_ANIM_H__

#include <stdbool.h>

typedef enum {
	ANIM_TYPE_LINEAR,
	ANIM_TYPE_QUARTIC_INOUT,
	ANIM_TYPE_QUINTIC_INOUT,
	ANIM_TYPE_SINE,
} anim_type_t;

/*
	t: current time b: start time c: change in value d: duration
*/
typedef double (*anim_transit_func_t) (double t, double b, double c, double d);

typedef struct {
/* private */
	double duration;
	double t_start;
	double t_varing;

	anim_transit_func_t transit_func;

	void *user_data;
} anim_handle_t;

anim_handle_t *create_animation();

void delete_animation(anim_handle_t *anim);

bool update_animation(anim_handle_t *anim, double current, int *value);

bool set_animation_type(anim_handle_t *anim, anim_type_t type);

bool set_animation(anim_handle_t *anim, int start, int end, double duration);

#endif