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/* RetroArch - A frontend for libretro.
* Copyright (C) 2014-2017 - Jean-André Santoni
* Copyright (C) 2011-2017 - Daniel De Matteis
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _MENU_ANIMATION_H
#define _MENU_ANIMATION_H
#include <stdint.h>
#include <stdlib.h>
#include <boolean.h>
#include <retro_common_api.h>
RETRO_BEGIN_DECLS
typedef float (*easing_cb) (float, float, float, float);
typedef void (*tween_cb) (void);
enum menu_animation_ctl_state
{
MENU_ANIMATION_CTL_NONE = 0,
MENU_ANIMATION_CTL_DEINIT,
MENU_ANIMATION_CTL_CLEAR_ACTIVE,
MENU_ANIMATION_CTL_SET_ACTIVE,
MENU_ANIMATION_CTL_DELTA_TIME,
MENU_ANIMATION_CTL_KILL_BY_TAG,
MENU_ANIMATION_CTL_KILL_BY_SUBJECT
};
enum menu_animation_easing_type
{
/* Linear */
EASING_LINEAR = 0,
/* Quad */
EASING_IN_QUAD,
EASING_OUT_QUAD,
EASING_IN_OUT_QUAD,
EASING_OUT_IN_QUAD,
/* Cubic */
EASING_IN_CUBIC,
EASING_OUT_CUBIC,
EASING_IN_OUT_CUBIC,
EASING_OUT_IN_CUBIC,
/* Quart */
EASING_IN_QUART,
EASING_OUT_QUART,
EASING_IN_OUT_QUART,
EASING_OUT_IN_QUART,
/* Quint */
EASING_IN_QUINT,
EASING_OUT_QUINT,
EASING_IN_OUT_QUINT,
EASING_OUT_IN_QUINT,
/* Sine */
EASING_IN_SINE,
EASING_OUT_SINE,
EASING_IN_OUT_SINE,
EASING_OUT_IN_SINE,
/* Expo */
EASING_IN_EXPO,
EASING_OUT_EXPO,
EASING_IN_OUT_EXPO,
EASING_OUT_IN_EXPO,
/* Circ */
EASING_IN_CIRC,
EASING_OUT_CIRC,
EASING_IN_OUT_CIRC,
EASING_OUT_IN_CIRC,
/* Bounce */
EASING_IN_BOUNCE,
EASING_OUT_BOUNCE,
EASING_IN_OUT_BOUNCE,
EASING_OUT_IN_BOUNCE,
EASING_LAST
};
typedef struct menu_animation_ctx_delta
{
float current;
float ideal;
} menu_animation_ctx_delta_t;
typedef uintptr_t menu_animation_ctx_tag;
typedef struct menu_animation_ctx_subject
{
size_t count;
const void *data;
} menu_animation_ctx_subject_t;
typedef struct menu_animation_ctx_entry
{
enum menu_animation_easing_type easing_enum;
uintptr_t tag;
float duration;
float target_value;
float *subject;
tween_cb cb;
} menu_animation_ctx_entry_t;
typedef struct menu_animation_ctx_ticker
{
bool selected;
size_t len;
uint64_t idx;
char *s;
const char *str;
} menu_animation_ctx_ticker_t;
bool menu_animation_update(float delta_time);
bool menu_animation_get_ideal_delta_time(menu_animation_ctx_delta_t *delta);
bool menu_animation_ticker(const menu_animation_ctx_ticker_t *ticker);
void menu_animation_update_time(bool timedate_enable);
bool menu_animation_is_active(void);
bool menu_animation_push(menu_animation_ctx_entry_t *entry);
bool menu_animation_ctl(enum menu_animation_ctl_state state, void *data);
RETRO_END_DECLS
#endif
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