org.bukkit.craftbukkit.entity.CraftFirework Maven / Gradle / Ivy

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There is a newer version: 2.4.0

package org.bukkit.craftbukkit.entity;

import net.minecraft.server.EntityFireworks;
import net.minecraft.server.ItemStack;
import net.minecraft.server.Items;
import org.bukkit.Material;
import org.bukkit.craftbukkit.CraftServer;
import org.bukkit.craftbukkit.inventory.CraftItemStack;
import org.bukkit.entity.EntityType;
import org.bukkit.entity.Firework;
import org.bukkit.inventory.meta.FireworkMeta;

import java.util.Random;

public class CraftFirework extends CraftEntity implements Firework {
  private static final int FIREWORK_ITEM_INDEX = 8;

  private final Random random = new Random();
  private final CraftItemStack item;

  public CraftFirework(CraftServer server, EntityFireworks entity) {
    super(server, entity);

    ItemStack item = getHandle().getDataWatcher().getItemStack(FIREWORK_ITEM_INDEX);

    if (item == null) {
      item = new ItemStack(Items.FIREWORKS);
      getHandle().getDataWatcher().watch(FIREWORK_ITEM_INDEX, item);
    }

    this.item = CraftItemStack.asCraftMirror(item);

    // Ensure the item is a firework...
    if (this.item.getType() != Material.FIREWORK) {
      this.item.setType(Material.FIREWORK);
    }
  }

  @Override
  public EntityFireworks getHandle() {
    return (EntityFireworks) entity;
  }

  @Override
  public String toString() {
    return "CraftFirework";
  }

  @Override
  public EntityType getType() {
    return EntityType.FIREWORK;
  }

  @Override
  public FireworkMeta getFireworkMeta() {
    return (FireworkMeta) item.getItemMeta();
  }

  @Override
  public void setFireworkMeta(FireworkMeta meta) {
    item.setItemMeta(meta);

    // Copied from EntityFireworks constructor, update firework lifetime/power
    getHandle().expectedLifespan = 10 * (1 + meta.getPower()) + random.nextInt(6) + random.nextInt(7);

    getHandle().getDataWatcher().update(FIREWORK_ITEM_INDEX);
  }

  @Override
  public void detonate() {
    getHandle().expectedLifespan = 0;
  }
}