Don't foolishly blow away a perfectly good set of object tile ids and

actions unless we're actually loaded into the editor and turned into a
real editable scene.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@1315 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/miso/tools/EditableMisoSceneImpl.java

@@ -1,5 +1,5 @@
 //
-// $Id: EditableMisoSceneImpl.java,v 1.17 2002/04/27 18:41:14 mdb Exp $
+// $Id: EditableMisoSceneImpl.java,v 1.18 2002/04/28 03:14:15 mdb Exp $
 
 package com.threerings.miso.scene.tools;
 
@@ -187,6 +187,9 @@ public class EditableMisoSceneImpl
         // we need to flush the object layer to the model prior to
         // returning it
         int ocount = _objects.size();
+
+        // but only do it if we've actually got some objects
+        if (ocount > 0) {
             int[] otids = new int[ocount*3];
             String[] actions = new String[ocount];
 
@@ -202,6 +205,7 @@ public class EditableMisoSceneImpl
             // stuff the new arrays into the model
             _model.objectTileIds = otids;
             _model.objectActions = actions;
+        }
 
         // and we're ready to roll
         return _model;