Fireworks ! WOOHOO

src/main/javascript/arrows/arrows.js

@@ -10,6 +10,7 @@
   /js arrows.teleport() - makes player teleport to where arrow has landed.
   /js arrows.flourish() - makes a tree grow where the arrow lands.
   /js arrows.lightning() - lightning strikes where the arrow lands.
+  /js arrows.firework() - A firework launches where the the arrow lands.
 
   All of the above functions can take an optional player object or name as 
   a parameter. E.g.
@@ -44,6 +45,9 @@ var arrows = arrows || plugin("arrows",{
      */
     lightning: function(player){},
 
+    /*
+      launch a firework where the arrow lands
+     */
     explosiveYield: 2.5
 
 },true);
@@ -59,7 +63,7 @@ arrows.store.players = arrows.store.players || {};
     //
     // setup functions for the arrow types
     //
-    var _types = {normal: 0, explosive: 1, teleport: 2, flourish: 3, lightning: 4};
+    var _types = {normal: 0, explosive: 1, teleport: 2, flourish: 3, lightning: 4, firework: 5};
     for (var type in _types)
     {
         arrows[type] = (function(n){
@@ -89,7 +93,7 @@ ready(function()
         arrows.store.players[event.player.name] = event.number;
     };
     arrows.sign = signs.menu("Arrow", 
-                             ["Normal","Explosive","Teleport","Flourish","Lightning"],
+                             ["Normal","Explosive","Teleport","Flourish","Lightning","Firework"],
                              _onMenuChoice );
 
     /*
@@ -123,6 +127,10 @@ ready(function()
                 projectile.remove();
                 world.strikeLightning(projectile.location);
                 break;
+            case 5:
+                projectile.remove();
+                fireworks.firework(projectile.location);
+                break;
             }
         }
     };

src/main/javascript/fireworks/fireworks.js

@@ -0,0 +1,47 @@
+plugin("fireworks", { 
+    /*
+      create a firework at the given location
+     */
+    firework: function(location){
+        importPackage(org.bukkit.entity);
+        importPackage(org.bukkit);
+        
+        var randInt = function(n){
+            return Math.floor(Math.random() * n);
+        };
+        var getColor = function(i){
+            var colors = [
+                Color.AQUA, Color.BLACK, Color.BLUE, Color.FUCHSIA, Color.GRAY,
+                Color.GREEN, Color.LIME, Color.MAROON, Color.NAVY, Color.OLIVE,
+                Color.ORANGE, Color.PURPLE, Color.RED, Color.SILVER, Color.TEAL,
+                Color.WHITE, Color.YELLOW];
+            return colors[i];
+        };
+        var fw = location.world.spawnEntity(location, EntityType.FIREWORK);
+        var fwm = fw.getFireworkMeta();
+        var fwTypes = [FireworkEffect.Type.BALL,
+                       FireworkEffect.Type.BALL_LARGE,
+                       FireworkEffect.Type.BURST,
+                       FireworkEffect.Type.CREEPER,
+                       FireworkEffect.Type.STAR];
+        var type = fwTypes[randInt(5)];
+        
+        var r1i = randInt(17);
+        var r2i = randInt(17);
+        var c1 = getColor(r1i);
+        var c2 = getColor(r2i);
+        var effectBuilder = FireworkEffect.builder()
+            .flicker(true)
+            .withColor(c1)
+            .withFade(c2).trail(true);
+        effectBuilder['with'](type);
+        var effect = effectBuilder.build();
+        fwm.addEffect(effect);
+        fwm.setPower(randInt(2)+1);
+        fw.setFireworkMeta(fwm);
+    }
+});
+Drone.extend('firework',function()
+{
+    fireworks.firework(this.getLocation());
+});