Revamped animation observation.

git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@2505 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/media/animation/SequencedAnimationObserver.java

@@ -0,0 +1,17 @@
+//
+// $Id: SequencedAnimationObserver.java,v 1.1 2003/04/30 00:45:02 mdb Exp $
+
+package com.threerings.media.animation;
+
+/**
+ * Extends the animation observer interface with extra goodies.
+ */
+public interface SequencedAnimationObserver extends AnimationObserver
+{
+    /**
+     * Called when the observed animation -- previously configured with an
+     * {@link AnimationFrameSequencer} -- reached the specified frame.
+     */
+    public void frameReached (Animation anim, long when,
+                              int frameIdx, int frameSeq);
+}