From: Mikko Rasa <tdb@tdb.fi>
Date: Wed, 15 Jul 2015 20:38:13 +0000 (+0300)
Subject: Provide a getter for the number of active animations
X-Git-Url: http://git.tdb.fi/?a=commitdiff_plain;h=cd7dff6e8cf6a7b678b359e1cf02695ad688468f;p=libs%2Fgl.git

Provide a getter for the number of active animations
---

diff --git a/source/animationplayer.cpp b/source/animationplayer.cpp
index eb18f0f9..6148ed00 100644
--- a/source/animationplayer.cpp
+++ b/source/animationplayer.cpp
@@ -37,6 +37,12 @@ void AnimationPlayer::play_stacked(AnimatedObject &obj, const Animation &anim)
 	obj_slot.animations.push_back(AnimationSlot(anim));
 }
 
+unsigned AnimationPlayer::get_n_active_animations(const AnimatedObject &obj) const
+{
+	ObjectMap::const_iterator i = objects.find(&obj);
+	return (i!=objects.end() ? i->second.animations.size() : 0);
+}
+
 void AnimationPlayer::stop(AnimatedObject &obj)
 {
 	objects.erase(&obj);
diff --git a/source/animationplayer.h b/source/animationplayer.h
index cc34e16a..db338ffb 100644
--- a/source/animationplayer.h
+++ b/source/animationplayer.h
@@ -37,7 +37,7 @@ private:
 		ObjectSlot(AnimatedObject &);
 	};
 
-	typedef std::map<AnimatedObject *, ObjectSlot> ObjectMap;
+	typedef std::map<const AnimatedObject *, ObjectSlot> ObjectMap;
 
 	ObjectMap objects;
 
@@ -52,6 +52,9 @@ public:
 	playing yet, the object's current matrix is used as the base. */
 	void play_stacked(AnimatedObject &, const Animation &);
 
+	/// Returns the number of animations currently affecting an object.
+	unsigned get_n_active_animations(const AnimatedObject &) const;
+
 	/// Stops any animations affecting an object.
 	void stop(AnimatedObject &);