Added support for specifying a default tileset for scenes.

git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@2439 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/miso/data/MisoSceneModel.java

@@ -1,5 +1,5 @@
 //
-// $Id: MisoSceneModel.java,v 1.16 2003/04/19 22:40:34 mdb Exp $
+// $Id: MisoSceneModel.java,v 1.17 2003/04/21 17:08:57 mdb Exp $
 
 package com.threerings.miso.data;
 
@@ -52,6 +52,15 @@ public abstract class MisoSceneModel extends SimpleStreamableObject
      */
     public abstract boolean setBaseTile (int fqTileId, int x, int y);
 
+    /**
+     * Scene models can return a default tileset to be used when no base
+     * tile data exists for a particular tile.
+     */
+    public int getDefaultBaseTileSet ()
+    {
+        return 0;
+    }
+
     /**
      * Populates the supplied object set with info on all objects whose
      * origin falls in the requested region.

src/java/com/threerings/miso/data/SparseMisoSceneModel.java

@@ -1,5 +1,5 @@
 //
-// $Id: SparseMisoSceneModel.java,v 1.3 2003/04/20 00:05:14 mdb Exp $
+// $Id: SparseMisoSceneModel.java,v 1.4 2003/04/21 17:08:57 mdb Exp $
 
 package com.threerings.miso.data;
 
@@ -173,6 +173,9 @@ public class SparseMisoSceneModel extends MisoSceneModel
     /** The dimensions of a section of our scene. */
     public short swidth, sheight;
 
+    /** The tileset to use when we have no tile data. */
+    public int defTileSet = 8;
+
     /**
      * Creates a scene model with the specified bounds.
      *
@@ -238,6 +241,12 @@ public class SparseMisoSceneModel extends MisoSceneModel
         return true;
     }
 
+    // documentation inherited
+    public int getDefaultBaseTileSet ()
+    {
+        return defTileSet;
+    }
+
     // documentation inherited
     public void getObjects (Rectangle region, ObjectSet set)
     {