Added a method for adding a portal.

git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@2234 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/whirled/spot/server/RuntimeSpotScene.java

@@ -1,5 +1,5 @@
 //
-// $Id: RuntimeSpotScene.java,v 1.4 2002/04/17 00:20:56 mdb Exp $
+// $Id: RuntimeSpotScene.java,v 1.5 2003/02/04 03:12:07 mdb Exp $
 
 package com.threerings.whirled.spot.server;
 
@@ -62,6 +62,15 @@ public interface RuntimeSpotScene extends RuntimeScene
      */
     public int getTargetLocationId (int locationId);
 
+    /**
+     * Adds a portal to this runtime scene, immediately making the
+     * requisite modifications to the underlying scene model.
+     *
+     * @return the location id assigned to the newly created portal.
+     */
+    public int addPortal (int locX, int locY, int orient,
+                          int targetSceneId, int targetLocId);
+
     /**
      * Returns a reference to the underlying model.
      */

src/java/com/threerings/whirled/spot/server/RuntimeSpotSceneImpl.java

@@ -1,5 +1,5 @@
 //
-// $Id: RuntimeSpotSceneImpl.java,v 1.5 2002/12/11 23:06:24 shaper Exp $
+// $Id: RuntimeSpotSceneImpl.java,v 1.6 2003/02/04 03:12:07 mdb Exp $
 
 package com.threerings.whirled.spot.server;
 
@@ -91,6 +91,43 @@ public class RuntimeSpotSceneImpl extends RuntimeSceneImpl
         return (pidx == -1) ? -1 : _model.targetLocIds[pidx];
     }
 
+    // make or may not make it into the public interface
+    public int addLocation (int locX, int locY, int orient, int cluster)
+    {
+        // compute the highest location id already used in the scene and
+        // add one to it for our new location id
+        int nlocid = Math.max(
+            IntListUtil.getMaxValue(_model.locationIds), 0) + 1;
+
+        // expand the necessary arrays
+        _model.locationIds = IntListUtil.append(_model.locationIds, nlocid);
+        _model.locationX = IntListUtil.append(_model.locationX, locX);
+        _model.locationY = IntListUtil.append(_model.locationY, locY);
+        _model.locationOrients =
+            IntListUtil.append(_model.locationOrients, orient);
+        _model.locationClusters =
+            IntListUtil.append(_model.locationOrients, cluster);
+
+        return nlocid;
+    }
+
+    // documentation inherited from interface
+    public int addPortal (int locX, int locY, int orient,
+                          int targetSceneId, int targetLocId)
+    {
+        // add the location information for this portal
+        int nlocid = addLocation(locX, locY, orient, 0);
+
+        // expand the necessary portal arrays
+        _model.neighborIds =
+            IntListUtil.append(_model.neighborIds, targetSceneId);
+        _model.portalIds = IntListUtil.append(_model.portalIds, nlocid);
+        _model.targetLocIds =
+            IntListUtil.append(_model.targetLocIds, targetLocId);
+
+        return nlocid;
+    }
+
     // documentation inherited from interface
     public SpotSceneModel getModel ()
     {