From a4d950a2f279a5033e246871cc6f777049dd573c Mon Sep 17 00:00:00 2001
From: Gabor Kiss-Vamosi <kisvegabor@gmail.com>
Date: Fri, 9 Nov 2018 12:36:38 +0100
Subject: [PATCH] lv_anim: add lv_anim_count_running

---
 lv_misc/lv_anim.c | 13 +++++++++++++
 lv_misc/lv_anim.h |  6 ++++++
 2 files changed, 19 insertions(+)

diff --git a/lv_misc/lv_anim.c b/lv_misc/lv_anim.c
index 2bfbf788e..ca0d4b63d 100644
--- a/lv_misc/lv_anim.c
+++ b/lv_misc/lv_anim.c
@@ -115,6 +115,19 @@ bool lv_anim_del(void * var, lv_anim_fp_t fp)
     return del;
 }
 
+/**
+ * Get the number of currently running animations
+ * @return the number of running animations
+ */
+uint16_t lv_anim_count_running(void)
+{
+    uint16_t cnt = 0;
+    lv_anim_t * a;
+    LL_READ(anim_ll, a) cnt++;
+
+    return cnt++;
+}
+
 /**
  * Calculate the time of an animation with a given speed and the start and end values
  * @param speed speed of animation in unit/sec
diff --git a/lv_misc/lv_anim.h b/lv_misc/lv_anim.h
index 544f50d9d..aaf1c6bff 100644
--- a/lv_misc/lv_anim.h
+++ b/lv_misc/lv_anim.h
@@ -99,6 +99,12 @@ void lv_anim_create(lv_anim_t * anim_p);
  */
 bool lv_anim_del(void * var, lv_anim_fp_t fp);
 
+/**
+ * Get the number of currently running animations
+ * @return the number of running animations
+ */
+uint16_t lv_anim_count_running(void);
+
 /**
  * Calculate the time of an animation with a given speed and the start and end values
  * @param speed speed of animation in unit/sec