Wire up handling of clicking on portals.

git-svn-id: svn+ssh://src.earth.threerings.net/vilya/trunk@962 c613c5cb-e716-0410-b11b-feb51c14d237

src/as/com/threerings/stage/client/CrowdStageScenePanel.as

@@ -504,7 +504,10 @@ public class CrowdStageScenePanel extends StageScenePanel
         if (hobject is CharacterIsoSprite) {
             handleSpriteClicked(CharacterIsoSprite(hobject));
             return true;
-        }
+        } else if (hobject is PortalIsoSprite) {
+            handlePortalClicked(PortalIsoSprite(hobject).getPortal());
+            return true;
+        } 
 
         // Move ourselves to the spot clicked.
         handleLocationClicked(new StageLocation(MisoUtil.tileToFull(iso.x),
@@ -513,6 +516,37 @@ public class CrowdStageScenePanel extends StageScenePanel
         return true;
     }
 
+    public function handlePortalClicked (portal :Portal) :void
+    {
+        // if the portal goes to the same scene, we do some special stuff
+        if (portal.targetSceneId == _scene.getId()) {
+            var tport :Portal = _scene.getPortal(portal.targetPortalId);
+            if (tport == null) {
+                log.warning("Requested to warp via bogus portal? " + portal);
+                return;
+            }
+
+            // start walking there and issue a request to walk there to
+            // let everyone else know that we're walking there
+            var ploc :StageLocation = StageLocation(portal.getLocation());
+            moveSprite(_selfSprite, ploc);
+            changeLocation(ploc);
+
+            // when we arrive at the first portal, issue a request to "warp" to the other one
+            addArrivalListener(
+                myOid(), ploc, function (sprite :CharacterIsoSprite, sloc :Location) :void {
+                    changeLocation(StageLocation(tport.getOppLocation()));
+                });
+            return;
+        }
+
+        // otherwise, traverse the portal like a civilized pirate: start
+        // walking toward it, and immediately issue the traversal request
+        log.info("Traversing " + portal + " from " + _scene.getId() + ".");
+        moveSprite(_selfSprite, StageLocation(portal.getLocation()));
+        traversePortal(portal);
+    }
+
     protected function handleSpriteClicked (sprite :CharacterIsoSprite) :void
     {
         // Nothing by default.
@@ -559,6 +593,11 @@ public class CrowdStageScenePanel extends StageScenePanel
         throw new Error("abstract");
     }
 
+    protected function traversePortal (portal :Portal) :void
+    {
+        throw new Error("abstract");
+    }
+
     /**
      * Returns true if the specified tile coordinate is occupied by any sprites or if the
      * specified tile is inside an existing cluster.

src/as/com/threerings/stage/client/PortalIsoSprite.as

@@ -28,16 +28,18 @@ import flash.geom.Point;
 import as3isolib.display.IsoSprite;
 
 import com.threerings.miso.client.PriorityIsoDisplayObject;
+import com.threerings.whirled.spot.data.Portal;
 
 public class PortalIsoSprite extends IsoSprite
     implements PriorityIsoDisplayObject
 {
-    public function PortalIsoSprite (img :DisplayObject, x :int, y :int)
+    public function PortalIsoSprite (img :DisplayObject, x :int, y :int, portal :Portal)
     {
         sprites = [img];
         setSize(1, 1, 1);
         moveTo(x, y, 0);
         setRaised(false);
+        _portal = portal;
     }
 
     public function getPriority () :int
@@ -45,6 +47,11 @@ public class PortalIsoSprite extends IsoSprite
         return 0;
     }
 
+    public function getPortal () :Portal
+    {
+        return _portal;
+    }
+
     public function hitTest (stageX :int, stageY :int) :Boolean
     {
         if (sprites == null || sprites.length == 0) {
@@ -68,5 +75,7 @@ public class PortalIsoSprite extends IsoSprite
     {
         sprites[0].alpha = (raised ? 1.0 : 0.5);
     }
+
+    protected var _portal :Portal;
 }
 }

src/as/com/threerings/stage/client/StageSceneBlock.as

@@ -73,7 +73,7 @@ public class StageSceneBlock extends SceneBlock
                 StageScenePanel(panel).getPortalImage(StageLocation(portal.loc).orient);
             img.x = -img.width/2 + int(_metrics.finehwid * (fineX - fineY));
             img.y = -img.height/2 + int(_metrics.finehhei * (fineX + fineY));
-            var portalSprite :PortalIsoSprite = new PortalIsoSprite(img, x, y);
+            var portalSprite :PortalIsoSprite = new PortalIsoSprite(img, x, y, portal);
 
             if (_portSprites == null) {
                 _portSprites = [];