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/**
* @file lv_animimg.c
*
*/
/*********************
* INCLUDES
*********************/
#include "lv_animimage_private.h"
#include "../../core/lv_obj_class_private.h"
#if LV_USE_ANIMIMG != 0
/*Testing of dependencies*/
#if LV_USE_IMAGE == 0
#error "lv_animimg: lv_img is required. Enable it in lv_conf.h (LV_USE_IMAGE 1) "
#endif
#include "../../draw/lv_image_decoder.h"
#include "../../misc/lv_assert.h"
#include "../../misc/lv_fs.h"
#include "../../misc/lv_text.h"
#include "../../misc/lv_math.h"
#include "../../misc/lv_log.h"
#include "../../misc/lv_anim.h"
/*********************
* DEFINES
*********************/
#define LV_OBJX_NAME "lv_animimg"
#define MY_CLASS (&lv_animimg_class)
/**********************
* TYPEDEFS
**********************/
/**********************
* STATIC PROTOTYPES
**********************/
static void index_change(lv_obj_t * obj, int32_t idx);
static void lv_animimg_constructor(const lv_obj_class_t * class_p, lv_obj_t * obj);
/**********************
* STATIC VARIABLES
**********************/
const lv_obj_class_t lv_animimg_class = {
.constructor_cb = lv_animimg_constructor,
.instance_size = sizeof(lv_animimg_t),
.base_class = &lv_image_class,
.name = "animimg",
};
/**********************
* MACROS
**********************/
/**********************
* GLOBAL FUNCTIONS
**********************/
lv_obj_t * lv_animimg_create(lv_obj_t * parent)
{
LV_LOG_INFO("begin");
lv_obj_t * obj = lv_obj_class_create_obj(&lv_animimg_class, parent);
lv_obj_class_init_obj(obj);
return obj;
}
void lv_animimg_set_src(lv_obj_t * obj, const void * dsc[], size_t num)
{
LV_ASSERT_OBJ(obj, MY_CLASS);
lv_animimg_t * animimg = (lv_animimg_t *)obj;
animimg->dsc = dsc;
animimg->pic_count = num;
lv_anim_set_values(&animimg->anim, 0, (int32_t)num);
}
void lv_animimg_start(lv_obj_t * obj)
{
LV_ASSERT_OBJ(obj, MY_CLASS);
lv_animimg_t * animimg = (lv_animimg_t *)obj;
lv_anim_start(&animimg->anim);
}
/*=====================
* Setter functions
*====================*/
void lv_animimg_set_duration(lv_obj_t * obj, uint32_t duration)
{
LV_ASSERT_OBJ(obj, MY_CLASS);
lv_animimg_t * animimg = (lv_animimg_t *)obj;
lv_anim_set_duration(&animimg->anim, duration);
lv_anim_set_playback_delay(&animimg->anim, duration);
}
void lv_animimg_set_repeat_count(lv_obj_t * obj, uint32_t count)
{
LV_ASSERT_OBJ(obj, MY_CLASS);
lv_animimg_t * animimg = (lv_animimg_t *)obj;
lv_anim_set_repeat_count(&animimg->anim, count);
}
/*=====================
* Getter functions
*====================*/
const void ** lv_animimg_get_src(lv_obj_t * obj)
{
LV_ASSERT_OBJ(obj, MY_CLASS);
lv_animimg_t * animimg = (lv_animimg_t *)obj;
return animimg->dsc;
}
uint8_t lv_animimg_get_src_count(lv_obj_t * obj)
{
LV_ASSERT_OBJ(obj, MY_CLASS);
lv_animimg_t * animimg = (lv_animimg_t *)obj;
return animimg->pic_count;
}
uint32_t lv_animimg_get_duration(lv_obj_t * obj)
{
LV_ASSERT_OBJ(obj, MY_CLASS);
lv_animimg_t * animimg = (lv_animimg_t *)obj;
return lv_anim_get_time(&animimg->anim);
}
uint32_t lv_animimg_get_repeat_count(lv_obj_t * obj)
{
LV_ASSERT_OBJ(obj, MY_CLASS);
lv_animimg_t * animimg = (lv_animimg_t *)obj;
return lv_anim_get_repeat_count(&animimg->anim);
}
/**********************
* STATIC FUNCTIONS
**********************/
static void lv_animimg_constructor(const lv_obj_class_t * class_p, lv_obj_t * obj)
{
LV_TRACE_OBJ_CREATE("begin");
LV_UNUSED(class_p);
lv_animimg_t * animimg = (lv_animimg_t *)obj;
animimg->dsc = NULL;
animimg->pic_count = -1;
/*initial animation*/
lv_anim_init(&animimg->anim);
lv_anim_set_var(&animimg->anim, obj);
lv_anim_set_duration(&animimg->anim, 30);
lv_anim_set_exec_cb(&animimg->anim, (lv_anim_exec_xcb_t)index_change);
lv_anim_set_values(&animimg->anim, 0, 1);
lv_anim_set_repeat_count(&animimg->anim, LV_ANIM_REPEAT_INFINITE);
}
static void index_change(lv_obj_t * obj, int32_t idx)
{
lv_animimg_t * animimg = (lv_animimg_t *)obj;
if(animimg->dsc == NULL) {
LV_LOG_WARN("dsc is null");
return;
}
if(idx >= animimg->pic_count) idx = animimg->pic_count - 1;
lv_image_set_src(obj, animimg->dsc[idx]);
}
#endif
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