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lvgl/lv_misc/anim.h
2016-12-30 21:48:58 +01:00

65 lines
1.6 KiB
C

/**
* @file anim.h
*
*/
#ifndef ANIM_H
#define ANIM_H
/*********************
* INCLUDES
*********************/
#include "lvgl/lvgl.h"
/*********************
* DEFINES
*********************/
/**********************
* TYPEDEFS
**********************/
typedef enum
{
ANIM_PATH_LIN,
ANIM_PATH_STEP,
}anim_path_name_t;
typedef uint8_t anim_path_t;
typedef void (*anim_fp_t)(void *, int32_t);
typedef void (*anim_cb_t)(void *);
typedef struct
{
void * var; /*Variable to animate*/
anim_fp_t fp; /*Animator function*/
anim_cb_t end_cb; /*Call it when the animation is ready*/
anim_path_t * path; /*An array with the steps of animations*/
int32_t start; /*Start value*/
int32_t end; /*End value*/
int16_t time; /*Animation time in ms*/
int16_t act_time; /*Current time in animation. Set to negative to make delay.*/
uint16_t playback_pause; /*Wait before play back*/
uint16_t repeat_pause; /*Wait before repeat*/
uint8_t playback :1; /*When the animation is ready play it back*/
uint8_t repeat :1; /*Repeat the animation infinitely*/
/*Animation system use these - user shouldn't set*/
uint8_t playback_now :1; /*Play back is in progress*/
}anim_t;
/**********************
* GLOBAL PROTOTYPES
**********************/
void anim_init(void);
void anim_create(anim_t * anim_p);
anim_path_t * anim_get_path(anim_path_name_t type);
bool anim_del(void * var, anim_fp_t fp);
uint16_t anim_speed_to_time(uint16_t speed, int32_t start, int32_t end);
/**********************
* MACROS
**********************/
#endif