Files
TabooLib/src/main/java/me/skymc/taboolib/packet/PacketUtils.java
2018-05-12 16:53:02 +08:00

94 lines
3.6 KiB
Java

package me.skymc.taboolib.packet;
import com.comphenix.protocol.PacketType;
import com.comphenix.protocol.ProtocolLibrary;
import com.comphenix.protocol.ProtocolManager;
import com.comphenix.protocol.events.PacketContainer;
import com.comphenix.protocol.wrappers.WrappedDataWatcher;
import com.google.common.base.Preconditions;
import org.bukkit.Bukkit;
import org.bukkit.entity.Entity;
import org.bukkit.entity.Player;
/**
* @author sky
*/
public class PacketUtils {
public static void checkProtocolLib() {
Preconditions.checkArgument(isProtocolLibEnabled(), "Plugin \"ProtocolLib\" cannot found!");
}
public static boolean isProtocolLibEnabled() {
return Bukkit.getPluginManager().getPlugin("ProtocolLib") != null && Bukkit.getPluginManager().getPlugin("ProtocolLib").isEnabled();
}
public static ProtocolManager getManager() {
return ProtocolLibrary.getProtocolManager();
}
public static void sendPacketEntityStatus(Entity entity, EntityStatus status, Player... players) {
PacketContainer packet = ProtocolLibrary.getProtocolManager().createPacket(PacketType.Play.Server.ENTITY_METADATA);
packet.getIntegers().write(0, entity.getEntityId());
WrappedDataWatcher watcher = new WrappedDataWatcher();
WrappedDataWatcher.Serializer serializer = WrappedDataWatcher.Registry.get(Byte.class);
switch (status) {
case FIRE:
watcher.setObject(0, serializer, (byte) 0x01);
break;
case CROUCHED:
watcher.setObject(0, serializer, (byte) 0x02);
break;
case UNUSED1:
watcher.setObject(0, serializer, (byte) 0x04);
break;
case SPRINTING:
watcher.setObject(0, serializer, (byte) 0x08);
break;
case UNUSED2:
watcher.setObject(0, serializer, (byte) 0x10);
break;
case INVISIBLE:
watcher.setObject(0, serializer, (byte) 0x20);
break;
case GLOWING:
watcher.setObject(0, serializer, (byte) 0x40);
break;
case ELYTRA:
watcher.setObject(0, serializer, (byte) 0x80);
break;
default:
watcher.setObject(0, serializer, (byte) 0x00);
break;
}
packet.getWatchableCollectionModifier().write(0, watcher.getWatchableObjects());
try {
for (Player player : players) {
ProtocolLibrary.getProtocolManager().sendServerPacket(player, packet);
}
} catch (Exception e) {
e.printStackTrace();
}
}
public static void sendPacketEntityCustomName(Entity entity, String value, Player... players) {
PacketContainer packet = ProtocolLibrary.getProtocolManager().createPacket(PacketType.Play.Server.ENTITY_METADATA);
packet.getIntegers().write(0, entity.getEntityId());
WrappedDataWatcher watcher = new WrappedDataWatcher();
WrappedDataWatcher.Serializer serializer = WrappedDataWatcher.Registry.get(String.class);
watcher.setObject(2, serializer, value == null ? "" : value);
packet.getWatchableCollectionModifier().write(0, watcher.getWatchableObjects());
try {
for (Player player : players) {
ProtocolLibrary.getProtocolManager().sendServerPacket(player, packet);
}
} catch (Exception e) {
e.printStackTrace();
}
}
public enum EntityStatus {
FIRE, CROUCHED, UNUSED1, UNUSED2, SPRINTING, INVISIBLE, GLOWING, ELYTRA
}
}