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/**
* @file lv_anim_timeline.h
*
*/
#ifndef LV_ANIM_TIMELINE_H
#define LV_ANIM_TIMELINE_H
#ifdef __cplusplus
extern "C" {
#endif
/*********************
* INCLUDES
*********************/
#include "lv_anim.h"
/*********************
* DEFINES
*********************/
#define LV_ANIM_TIMELINE_PROGRESS_MAX 0xFFFF
/**********************
* TYPEDEFS
**********************/
typedef struct _lv_anim_timeline_t lv_anim_timeline_t;
/**********************
* GLOBAL PROTOTYPES
**********************/
/**
* Create an animation timeline.
* @return pointer to the animation timeline.
*/
lv_anim_timeline_t * lv_anim_timeline_create(void);
/**
* Delete animation timeline.
* @param at pointer to the animation timeline.
*/
void lv_anim_timeline_delete(lv_anim_timeline_t * at);
/**
* Add animation to the animation timeline.
* @param at pointer to the animation timeline.
* @param start_time the time the animation started on the timeline, note that start_time will override the value of delay.
* @param a pointer to an animation.
*/
void lv_anim_timeline_add(lv_anim_timeline_t * at, uint32_t start_time, const lv_anim_t * a);
/**
* Start the animation timeline.
* @param at pointer to the animation timeline.
* @return total time spent in animation timeline.
*/
uint32_t lv_anim_timeline_start(lv_anim_timeline_t * at);
/**
* Pause the animation timeline.
* @param at pointer to the animation timeline.
*/
void lv_anim_timeline_pause(lv_anim_timeline_t * at);
/**
* Set the playback direction of the animation timeline.
* @param at pointer to the animation timeline.
* @param reverse whether to play in reverse.
*/
void lv_anim_timeline_set_reverse(lv_anim_timeline_t * at, bool reverse);
/**
* Set the progress of the animation timeline.
* @param at pointer to the animation timeline.
* @param progress set value 0~65535 to map 0~100% animation progress.
*/
void lv_anim_timeline_set_progress(lv_anim_timeline_t * at, uint16_t progress);
/**
* Get the time used to play the animation timeline.
* @param at pointer to the animation timeline.
* @return total time spent in animation timeline.
*/
uint32_t lv_anim_timeline_get_playtime(lv_anim_timeline_t * at);
/**
* Get whether the animation timeline is played in reverse.
* @param at pointer to the animation timeline.
* @return return true if it is reverse playback.
*/
bool lv_anim_timeline_get_reverse(lv_anim_timeline_t * at);
/**
* Get the progress of the animation timeline.
* @param at pointer to the animation timeline.
* @return return value 0~65535 to map 0~100% animation progress.
*/
uint16_t lv_anim_timeline_get_progress(lv_anim_timeline_t * at);
/**********************
* MACROS
**********************/
#ifdef __cplusplus
} /*extern "C"*/
#endif
#endif /*LV_ANIM_TIMELINE_H*/
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