Added greater coverage for CUI for region adjustments.

src/com/sk89q/worldedit/LocalSession.java

@@ -530,21 +530,34 @@ public class LocalSession {
         }
         
         if (selector != null) {
-            player.dispatchCUIEvent(
-                    new SelectionShapeEvent(selector.getTypeId()));
+            dispatchCUISelection(player);
+        }
+    }
+    
+    /**
+     * Send the selection information.
+     * 
+     * @param player
+     */
+    public void dispatchCUISelection(LocalPlayer player) {
+        if (!hasCUISupport) {
+            return;
+        }
+        
+        player.dispatchCUIEvent(
+                new SelectionShapeEvent(selector.getTypeId()));
+        
+        if (selector instanceof CUIPointBasedRegion) {
+            Vector[] points = ((CUIPointBasedRegion) selector).getCUIPoints();
+            int size = selector.getArea();
             
-            if (selector instanceof CUIPointBasedRegion) {
-                Vector[] points = ((CUIPointBasedRegion) selector).getCUIPoints();
-                int size = selector.getArea();
-                
-                int i = 0;
-                for (Vector pt : points) {
-                    if (pt != null) {
-                        player.dispatchCUIEvent(
-                                new SelectionPointEvent(i, pt, size));
-                    }
-                    i++;
+            int i = 0;
+            for (Vector pt : points) {
+                if (pt != null) {
+                    player.dispatchCUIEvent(
+                            new SelectionPointEvent(i, pt, size));
                 }
+                i++;
             }
         }
     }

src/com/sk89q/worldedit/bukkit/BukkitPlayer.java

@@ -122,15 +122,15 @@ public class BukkitPlayer extends LocalPlayer {
         String[] params = event.getParameters();
         
         if (params.length > 0) {
-            printRaw("\u00A75\u00A76\u00A74\u00A75" + event.getTypeId()
+            player.sendRawMessage("\u00A75\u00A76\u00A74\u00A75" + event.getTypeId()
                     + "|" + StringUtil.joinString(params, "|"));
         } else {
-            printRaw("\u00A75\u00A76\u00A74\u00A75" + event.getTypeId());
+            player.sendRawMessage("\u00A75\u00A76\u00A74\u00A75" + event.getTypeId());
         }
     }
     
     @Override
     public void dispatchCUIHandshake() {
-        printRaw("\u00A75\u00A76\u00A74\u00A75");
+        player.sendRawMessage("\u00A75\u00A76\u00A74\u00A75");
     }
 }

src/com/sk89q/worldedit/commands/SelectionCommands.java

@@ -160,6 +160,8 @@ public class SelectionCommands {
         selector.selectPrimary(min);
         selector.selectSecondary(max);
         session.setRegionSelector(player.getWorld(), selector);
+        
+        session.dispatchCUISelection(player);
 
         player.print("Chunk selected: "
                 + min2D.getBlockX() + ", " + min2D.getBlockZ());
@@ -268,6 +270,8 @@ public class SelectionCommands {
         session.getRegionSelector().learnChanges();
         int newSize = region.getArea();
         
+        session.getRegionSelector().explainRegionAdjust(player, session);
+        
         player.print("Region expanded " + (newSize - oldSize) + " blocks.");
     }
 
@@ -315,6 +319,8 @@ public class SelectionCommands {
             session.getRegionSelector().learnChanges();
             int newSize = region.getArea();
             
+            session.getRegionSelector().explainRegionAdjust(player, session);
+            
             player.print("Region contracted " + (oldSize - newSize) + " blocks.");
         } catch (RegionOperationException e) {
             player.printError(e.getMessage());
@@ -348,6 +354,8 @@ public class SelectionCommands {
             region.contract(dir.multiply(change));
             session.getRegionSelector().learnChanges();
             
+            session.getRegionSelector().explainRegionAdjust(player, session);
+            
             player.print("Region shifted.");
         } catch (RegionOperationException e) {
             player.printError(e.getMessage());
@@ -385,6 +393,8 @@ public class SelectionCommands {
 
             session.getRegionSelector().learnChanges();
             
+            session.getRegionSelector().explainRegionAdjust(player, session);
+            
             player.print("Region outset.");
         } catch (RegionOperationException e) {
             player.printError(e.getMessage());
@@ -421,6 +431,8 @@ public class SelectionCommands {
 
         session.getRegionSelector().learnChanges();
         
+        session.getRegionSelector().explainRegionAdjust(player, session);
+        
         player.print("Region inset.");
     }
 

src/com/sk89q/worldedit/regions/CuboidRegionSelector.java

@@ -82,6 +82,17 @@ public class CuboidRegionSelector implements RegionSelector, CUIPointBasedRegion
         session.dispatchCUIEvent(player,
                 new SelectionPointEvent(1, pos, getArea()));
     }
+
+    public void explainRegionAdjust(LocalPlayer player, LocalSession session) {
+        if (pos1 != null) {
+            session.dispatchCUIEvent(player,
+                    new SelectionPointEvent(0, pos1, getArea()));
+        }
+        if (pos2 != null) {
+            session.dispatchCUIEvent(player,
+                    new SelectionPointEvent(1, pos2, getArea()));
+        }
+    }
     
     public BlockVector getPrimaryPosition() throws IncompleteRegionException {
         if (pos1 == null) {

src/com/sk89q/worldedit/regions/Polygonal2DRegionSelector.java

@@ -77,6 +77,9 @@ public class Polygonal2DRegionSelector implements RegionSelector {
         player.print("Added point #" + region.size() + " at " + pos + ".");
     }
 
+    public void explainRegionAdjust(LocalPlayer player, LocalSession session) {
+    }
+
     public BlockVector getPrimaryPosition() throws IncompleteRegionException {
         if (pos1 == null) {
             throw new IncompleteRegionException();

src/com/sk89q/worldedit/regions/RegionSelector.java

@@ -68,6 +68,15 @@ public interface RegionSelector {
     public void explainSecondarySelection(LocalPlayer player,
             LocalSession session, Vector pos);
     
+    /**
+     * The the player information about the region's changes. This may resend
+     * all the defining region information if needed.
+     * 
+     * @param player
+     * @param session
+     */
+    public void explainRegionAdjust(LocalPlayer player, LocalSession session);
+    
     /**
      * Get the primary position.
      *