add lv_anim_refr_now()

src/lv_core/lv_refr.c

@@ -73,6 +73,8 @@ void lv_refr_init(void)
  */
 void lv_refr_now(lv_disp_t * disp)
 {
+	lv_anim_refr_now();
+
     if(disp) {
         lv_disp_refr_task(disp->refr_task);
     } else {

src/lv_misc/lv_anim.c

@@ -172,6 +172,17 @@ uint16_t lv_anim_speed_to_time(uint16_t speed, lv_anim_value_t start, lv_anim_va
     return time;
 }
 
+/**
+ * Manually refresh the state of the animations.
+ * Useful to make the animations running in a blocking process where
+ * `lv_task_handler` can't run for a while.
+ * Shouldn't be used directly because it is called in `lv_refr_now()`.
+ */
+void lv_anim_refr_now(void)
+{
+	anim_task(NULL);
+}
+
 /**
  * Calculate the current value of an animation applying linear characteristic
  * @param a pointer to an animation

src/lv_misc/lv_anim.h

@@ -268,6 +268,14 @@ uint16_t lv_anim_count_running(void);
  */
 uint16_t lv_anim_speed_to_time(uint16_t speed, lv_anim_value_t start, lv_anim_value_t end);
 
+/**
+ * Manually refresh the state of the animations.
+ * Useful to make the animations running in a blocking process where
+ * `lv_task_handler` can't run for a while.
+ * Shouldn't be used directly because it is called in `lv_refr_now()`.
+ */
+void lv_anim_refr_now(void);
+
 /**
  * Calculate the current value of an animation applying linear characteristic
  * @param a pointer to an animation