diff --git a/src/java/com/threerings/media/tile/ObjectTile.java b/src/java/com/threerings/media/tile/ObjectTile.java
index 999c86e30..3853dd5f3 100644
--- a/src/java/com/threerings/media/tile/ObjectTile.java
+++ b/src/java/com/threerings/media/tile/ObjectTile.java
@@ -1,17 +1,16 @@
 //
-// $Id: ObjectTile.java,v 1.1 2001/10/11 00:41:26 shaper Exp $
+// $Id: ObjectTile.java,v 1.2 2001/10/12 00:38:15 shaper Exp $
 
 package com.threerings.media.tile;
 
-import java.awt.Graphics2D;
-import java.awt.Shape;
+import java.awt.*;
 
 /**
  * An object tile extends the base tile to provide support for objects
- * whose image spans more than one tile.  The object has dimensions
- * that represent its footprint or "shadow", which the scene
- * containing the tile can reference to do things like make the
- * footprint tiles impassable.
+ * whose image spans more than one tile.  An object tile has
+ * dimensions that represent its footprint or "shadow", which the
+ * scene containing the tile can then reference to do things like
+ * making the footprint tiles impassable.
  */
 public class ObjectTile extends Tile
 {
@@ -28,13 +27,4 @@ public class ObjectTile extends Tile
 	this.baseWidth = baseWidth;
 	this.baseHeight = baseHeight;
     }
-
-    // documentation inherited
-    public void paint (Graphics2D gfx, Shape dest)
-    {
-	super.paint(gfx, dest);
-
-	// TODO: draw the object image offset to account for its
-	// actual dimensions
-    }
 }
diff --git a/src/java/com/threerings/media/tile/Tile.java b/src/java/com/threerings/media/tile/Tile.java
index c476ac76c..9486c3f9f 100644
--- a/src/java/com/threerings/media/tile/Tile.java
+++ b/src/java/com/threerings/media/tile/Tile.java
@@ -1,5 +1,5 @@
 //
-// $Id: Tile.java,v 1.14 2001/10/11 00:41:26 shaper Exp $
+// $Id: Tile.java,v 1.15 2001/10/12 00:38:15 shaper Exp $
 
 package com.threerings.media.tile;
 
@@ -49,8 +49,8 @@ public class Tile
     }
 
     /**
-     * Render the tile into the given rectangle in the given graphics
-     * context.
+     * Render the tile image at the top-left corner of the given shape
+     * in the given graphics context.
      */
     public void paint (Graphics2D gfx, Shape dest)
     {
diff --git a/src/java/com/threerings/media/tile/TileSetManager.java b/src/java/com/threerings/media/tile/TileSetManager.java
index 51a330b87..990809664 100644
--- a/src/java/com/threerings/media/tile/TileSetManager.java
+++ b/src/java/com/threerings/media/tile/TileSetManager.java
@@ -1,12 +1,12 @@
 //
-// $Id: TileSetManager.java,v 1.13 2001/10/11 00:41:26 shaper Exp $
+// $Id: TileSetManager.java,v 1.14 2001/10/12 00:38:15 shaper Exp $
 
 package com.threerings.media.tile;
 
 import com.threerings.media.ImageManager;
 
 import java.awt.Image;
-import java.util.ArrayList;
+import java.util.Iterator;
 
 /**
  * The <code>TileSetManager</code> provides tileset management
@@ -20,22 +20,12 @@ import java.util.ArrayList;
 public interface TileSetManager
 {
     /**
-     * Return the total number of tiles in the specified tileset or -1
-     * if the tileset is not found.
+     * Return an <code>Iterator</code> over all <code>TileSet</code>
+     * objects available.
      *
-     * @param tsid the tileset identifier.
-     * @return the number of tiles.
+     * @return the tileset iterator.
      */
-    public int getNumTilesInSet (int tsid)
-	throws NoSuchTileSetException;
-
-    /**
-     * Return an <code>ArrayList</code> containing all
-     * <code>TileSet</code> objects available.
-     *
-     * @return the list of tilesets.
-     */
-    public ArrayList getAllTileSets ();
+    public Iterator getTileSets ();
 
     /**
      * Return the tileset object corresponding to the specified
@@ -58,11 +48,4 @@ public interface TileSetManager
      */
     public Tile getTile (int tsid, int tid)
 	throws NoSuchTileSetException, NoSuchTileException;
-
-    /**
-     * Return the total number of tilesets available for use.
-     *
-     * @return the number of tilesets.
-     */
-    public int getNumTileSets ();
 }
diff --git a/src/java/com/threerings/media/tile/TileSetManagerImpl.java b/src/java/com/threerings/media/tile/TileSetManagerImpl.java
index e8a8b0ff9..134d69275 100644
--- a/src/java/com/threerings/media/tile/TileSetManagerImpl.java
+++ b/src/java/com/threerings/media/tile/TileSetManagerImpl.java
@@ -1,12 +1,12 @@
 //
-// $Id: TileSetManagerImpl.java,v 1.13 2001/10/11 00:41:26 shaper Exp $
+// $Id: TileSetManagerImpl.java,v 1.14 2001/10/12 00:38:15 shaper Exp $
 
 package com.threerings.media.tile;
 
 import java.awt.Image;
 import java.io.*;
-import java.util.ArrayList;
-import java.util.Enumeration;
+import java.util.Collections;
+import java.util.Iterator;
 
 import com.samskivert.util.*;
 
@@ -16,7 +16,7 @@ import com.threerings.media.Log;
 public abstract class TileSetManagerImpl implements TileSetManager
 {
     /**
-     * Initialize the <code>TileSetManager</code>.
+     * Initialize the tile set manager.
      *
      * @param config the config object.
      * @param imgmgr the image manager.
@@ -27,12 +27,7 @@ public abstract class TileSetManagerImpl implements TileSetManager
         _config = config;
     }
 
-    public int getNumTilesInSet (int tsid)
-	throws NoSuchTileSetException
-    {
-	return getTileSet(tsid).getNumTiles();
-    }
-
+    // documentation inherited
     public TileSet getTileSet (int tsid)
 	throws NoSuchTileSetException
     {
@@ -44,24 +39,19 @@ public abstract class TileSetManagerImpl implements TileSetManager
 	return tset;
     }
 
+    // documentation inherited
+    public Iterator getTileSets ()
+    {
+        return Collections.unmodifiableMap(_tilesets).values().iterator();
+    }
+
+    // documentation inherited
     public Tile getTile (int tsid, int tid)
 	throws NoSuchTileSetException, NoSuchTileException
     {
 	return getTileSet(tsid).getTile(_imgmgr, tid);
     }
 
-    public ArrayList getAllTileSets ()
-    {
-	ArrayList list = new ArrayList();
-	CollectionUtil.addAll(list, _tilesets.elements());
-	return list;
-    }
-
-    public int getNumTileSets ()
-    {
-	return _tilesets.size();
-    }
-
     /** The config object. */
     protected Config _config;