added random fireworks

src/gibstick/bukkit/discosheep/BaaBaaBlockSheepEvents.java

@@ -7,7 +7,6 @@ package gibstick.bukkit.discosheep;
 import org.bukkit.entity.Sheep;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.Listener;
-import org.bukkit.event.entity.CreatureSpawnEvent;
 import org.bukkit.event.player.PlayerShearEntityEvent;
 
 /**

src/gibstick/bukkit/discosheep/DiscoParty.java

@@ -2,13 +2,19 @@ package gibstick.bukkit.discosheep;
 
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Random;
+import org.bukkit.Color;
 import org.bukkit.DyeColor;
 import org.bukkit.Location;
 import org.bukkit.Sound;
 import org.bukkit.World;
 import org.bukkit.entity.EntityType;
+import org.bukkit.entity.Firework;
 import org.bukkit.entity.Player;
 import org.bukkit.entity.Sheep;
+import org.bukkit.FireworkEffect;
+import org.bukkit.FireworkEffect.Builder;
+import org.bukkit.inventory.meta.FireworkMeta;
 
 /**
  *
@@ -91,9 +97,69 @@ public class DiscoParty {
 		sheep.setColor(discoColours[(int) Math.round(Math.random() * (discoColours.length - 1))]);
 	}
 
+	private Color getColor(int i) {
+		Color c = null;
+		if (i == 1) {
+			c = Color.AQUA;
+		}
+		if (i == 2) {
+			c = Color.BLACK;
+		}
+		if (i == 3) {
+			c = Color.BLUE;
+		}
+		if (i == 4) {
+			c = Color.FUCHSIA;
+		}
+		if (i == 5) {
+			c = Color.GRAY;
+		}
+		if (i == 6) {
+			c = Color.GREEN;
+		}
+		if (i == 7) {
+			c = Color.LIME;
+		}
+		if (i == 8) {
+			c = Color.MAROON;
+		}
+		if (i == 9) {
+			c = Color.NAVY;
+		}
+		if (i == 10) {
+			c = Color.OLIVE;
+		}
+		if (i == 11) {
+			c = Color.ORANGE;
+		}
+		if (i == 12) {
+			c = Color.PURPLE;
+		}
+		if (i == 13) {
+			c = Color.RED;
+		}
+		if (i == 14) {
+			c = Color.SILVER;
+		}
+		if (i == 15) {
+			c = Color.TEAL;
+		}
+		if (i == 16) {
+			c = Color.WHITE;
+		}
+		if (i == 17) {
+			c = Color.YELLOW;
+		}
+
+		return c;
+	}
+
 	void updateAllSheep() {
 		for (Sheep sheep : getSheep()) {
 			randomizeSheepColour(sheep);
+			if (state % 8 == 0) {
+				spawnRandomFireworkAtSheep(sheep);
+			}
 		}
 	}
 
@@ -102,12 +168,43 @@ public class DiscoParty {
 		if (this.state % 2 == 0) {
 			player.playSound(player.getLocation(), Sound.NOTE_SNARE_DRUM, 1.0f, 1.0f);
 		}
-		if(this.state%3 == 0){
+		if (this.state % 4 == 0) {
 			player.playSound(player.getLocation(), Sound.NOTE_STICKS, 1.0f, 1.0f);
 		}
 		player.playSound(player.getLocation(), Sound.BURP, 0.5f, (float) Math.random() + 1);
 	}
 
+	void randomizeFirework(Firework firework) {
+		Random r = new Random();
+		Builder effect = FireworkEffect.builder();
+		FireworkMeta meta = firework.getFireworkMeta();
+
+		// construct [1, 3] random colours
+		int numColours = r.nextInt(3) + 1;
+		Color[] colourArray = new Color[numColours];
+		for (int i = 0; i < numColours; i++) {
+			colourArray[i] = getColor(r.nextInt(17) + 1);
+		}
+
+		// randomize effects
+		effect.withColor(colourArray);
+		effect.flicker(r.nextDouble() < 0.5);
+		effect.trail(r.nextDouble() < 0.5);
+		effect.with(FireworkEffect.Type.values()[r.nextInt(FireworkEffect.Type.values().length)]);
+
+		// set random effect and randomize power
+		meta.addEffect(effect.build());
+		meta.setPower(r.nextInt(2));
+
+		// apply it to the given firework
+		firework.setFireworkMeta(meta);
+	}
+
+	void spawnRandomFireworkAtSheep(Sheep sheep) {
+		Firework firework = (Firework) sheep.getWorld().spawnEntity(sheep.getEyeLocation(), EntityType.FIREWORK);
+		randomizeFirework(firework);
+	}
+
 	void update() {
 		if (duration > 0) {
 			updateAllSheep();