Modified the animation manager to monitor the ancestor events

associated with the animated view's component so that the refresh
interval can be registered and unregistered based on component
visibility.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@311 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/media/sprite/AnimatedView.java

@@ -1,8 +1,10 @@
 //
-// $Id: AnimatedView.java,v 1.3 2001/08/22 02:14:57 mdb Exp $
+// $Id: AnimatedView.java,v 1.4 2001/08/23 00:23:58 shaper Exp $
 
 package com.threerings.media.sprite;
 
+import javax.swing.JComponent;
+
 /**
  * A view that wishes to interact with the animation manager needs to
  * implement this interface to give the animation manager a means by which
@@ -26,4 +28,11 @@ public interface AnimatedView
      * paint.
      */
     public void paintImmediately ();
+
+    /**
+     * Return the component associated with the view so that the
+     * animation manager can restrict its animation to when the
+     * component is actually visible.
+     */
+    public JComponent getComponent ();
 }