From: Mikko Rasa <tdb@tdb.fi>
Date: Mon, 2 Jul 2018 11:43:49 +0000 (+0300)
Subject: Don't allow iterators on empty animations
X-Git-Url: http://git.tdb.fi/?a=commitdiff_plain;h=ae161d1081b42be523aecb72dfe209d6aee6f770;p=libs%2Fgl.git

Don't allow iterators on empty animations
---

diff --git a/source/animation.cpp b/source/animation.cpp
index 02a2d371..1cfb533f 100644
--- a/source/animation.cpp
+++ b/source/animation.cpp
@@ -272,7 +272,10 @@ Animation::Iterator::Iterator(const Animation &a):
 	event_iter(animation->events.begin()),
 	x(0),
 	end(false)
-{ }
+{
+	if(iter==animation->keyframes.end())
+		throw invalid_argument("Animation::Iterator::Iterator");
+}
 
 Animation::Iterator &Animation::Iterator::operator+=(const Time::TimeDelta &t)
 {