Separate the notion of tile passability from tile objects since

passability is specific to the miso layer.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@405 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/miso/tile/BaseTile.java

@@ -0,0 +1,23 @@
+//
+// $Id: BaseTile.java,v 1.1 2001/10/08 21:04:25 shaper Exp $
+
+package com.threerings.miso.tile;
+
+import com.threerings.media.tile.Tile;
+
+/**
+ * The miso tile class extends the base tile class to add support for
+ * tile passability.
+ *
+ * @see MisoTileSet
+ */
+public class MisoTile extends Tile
+{
+    /** Whether the tile is passable. */
+    public boolean passable;
+
+    public MisoTile (int tsid, int tid)
+    {
+	super(tsid, tid);
+    }
+}

src/java/com/threerings/miso/tile/BaseTileSet.java

@@ -0,0 +1,39 @@
+//
+// $Id: BaseTileSet.java,v 1.1 2001/10/08 21:04:25 shaper Exp $
+
+package com.threerings.miso.tile;
+
+import com.threerings.media.tile.*;
+
+/**
+ * The miso tile set class extends the base tile set class to add
+ * support for tile passability.  Passability is used to determine
+ * whether {@link com.threerings.miso.scene.Traverser} objects can
+ * traverse a particular tile in a {@link
+ * com.threerings.miso.scene.MisoScene}.
+ */
+public class MisoTileSet extends TileSet
+{
+    public MisoTileSet ()
+    {
+	_model = new MisoTileSetModel();
+    }
+
+    public Tile createTile (int tid)
+    {
+	MisoTile tile = new MisoTile(_model.tsid, tid);
+
+	// set the tile's passability, defaulting to passable if this
+	// tileset has no passability specified
+	int passable[] = ((MisoTileSetModel)_model).passable;
+	tile.passable = (passable == null || (passable[tid] == 1));
+
+	return tile;
+    }
+
+    protected static class MisoTileSetModel extends TileSetModel
+    {
+	/** Whether each tile is passable. */
+	public int passable[];
+    }
+}

src/java/com/threerings/miso/tile/EditableTileSetManager.java

@@ -1,5 +1,5 @@
 //
-// $Id: EditableTileSetManager.java,v 1.10 2001/08/29 18:41:46 shaper Exp $
+// $Id: EditableTileSetManager.java,v 1.11 2001/10/08 21:04:25 shaper Exp $
 
 package com.threerings.miso.tile;
 
@@ -30,7 +30,7 @@ public class EditableTileSetManager extends TileSetManagerImpl
         String fname = config.getValue(TILESETS_KEY, (String)null);
         ArrayList tilesets = null;
         try {
-            tilesets = new XMLTileSetParser().loadTileSets(fname);
+            tilesets = new XMLMisoTileSetParser().loadTileSets(fname);
         } catch (IOException ioe) {
 	    Log.warning("Exception loading tileset [fname=" + fname +
 			", ioe=" + ioe + "].");

src/java/com/threerings/miso/tile/tools/xml/XMLMisoTileSetParser.java

@@ -0,0 +1,31 @@
+//
+// $Id: XMLMisoTileSetParser.java,v 1.1 2001/10/08 21:04:25 shaper Exp $
+
+package com.threerings.miso.tile;
+
+import com.samskivert.util.StringUtil;
+
+import com.threerings.media.tile.*;
+
+/**
+ * Extends the base XML tile set parser to construct {@link
+ * MisoTileSet} tilesets that provide additional functionality
+ * specific to the miso layer.
+ */
+public class XMLMisoTileSetParser extends XMLTileSetParser
+{
+    protected void finishElement (String qName, String str)
+    {
+	super.finishElement(qName, str);
+
+	if (qName.equals("passable")) {
+	    ((MisoTileSet.MisoTileSetModel)_model).passable =
+		StringUtil.parseIntArray(str);
+	}
+    }
+
+    protected TileSet createTileSet ()
+    {
+	return new MisoTileSet();
+    }
+}