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initial implementation of screen load animation

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This commit is contained in:
Gabor Kiss-Vamosi
2020-06-25 06:18:11 +02:00
parent cd788da47a
commit 44a96df9fb
5 changed files with 63 additions and 13 deletions
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21
src/lv_core/lv_disp.c
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@@ -20,6 +20,7 @@
/**********************
* STATIC PROTOTYPES
**********************/
static void scr_load_anim_start(lv_anim_t * a);
/**********************
* STATIC VARIABLES
@@ -115,6 +116,21 @@ void lv_disp_assign_screen(lv_disp_t * disp, lv_obj_t * scr)
_lv_ll_chg_list(&old_disp->scr_ll, &disp->scr_ll, scr, true);
}
void lv_scr_load_anim(lv_obj_t * scr)
{
lv_disp_t * d = lv_obj_get_disp(scr);
lv_anim_t a;
lv_anim_init(&a);
lv_anim_set_exec_cb(&a, (lv_anim_exec_xcb_t) lv_obj_set_x);
lv_anim_set_start_cb(&a, scr_load_anim_start);
lv_anim_set_time(&a, 2000);
lv_anim_set_delay(&a, 1000);
lv_anim_set_values(&a, lv_disp_get_hor_res(d), 0);
lv_anim_set_var(&a, scr);
lv_anim_start(&a);
}
/**
* Get elapsed time since last user activity on a display (e.g. click)
* @param disp pointer to an display (NULL to get the overall smallest inactivity)
@@ -178,3 +194,8 @@ lv_task_t * _lv_disp_get_refr_task(lv_disp_t * disp)
/**********************
* STATIC FUNCTIONS
**********************/
static void scr_load_anim_start(lv_anim_t * a)
{
lv_disp_load_scr(a->var);
}