3rdparty/darverdevs-BossBarAPI
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made bossbars work with wither instead of dragon

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This commit is contained in:
BongoCat 2022-08-13 21:04:39 -07:00
parent 1acc3f1cb9
commit e8a237c1a5
8 changed files with 86 additions and 58 deletions
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35
src/main/java/tech/nully/BossBarAPI/BossBar.java
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@ -6,10 +6,10 @@ import org.bukkit.Location;
import org.bukkit.entity.Player;
public class BossBar {
private int bossHealth = 200;
private int bossHealth = 300;
private String text = "A BossBar!";
private SpawnFakeWither.FakeWither dragon;
private SpawnFakeWither.FakeWither wither;
private Player p;
@ -25,9 +25,9 @@ public class BossBar {
public void setHealth(int bossHealth) {
this.bossHealth = bossHealth;
if (dragon != null) {
if (dragon.created) {
dragon.setHealth(bossHealth);
if (wither != null) {
if (wither.created) {
wither.setHealth(bossHealth);
}
}
}
@ -38,34 +38,35 @@ public class BossBar {
public void setText(String text) {
this.text = text;
if (dragon != null) {
if (dragon.created) {
dragon.setCustomName(text);
if (wither != null) {
if (wither.created) {
wither.setCustomName(text);
}
}
}
public void display() {
if (dragon != null) {
if (dragon.created) {
dragon.destroy();
if (wither != null) {
if (wither.created) {
wither.destroy();
}
}
dragon = new SpawnFakeWither.FakeWither(p, ProtocolLibrary.getProtocolManager());
dragon.setCustomName(text);
dragon.create();
wither = new SpawnFakeWither.FakeWither(p, ProtocolLibrary.getProtocolManager());
wither.setCustomName(text);
wither.setVisible(false);
wither.create();
t = new TeleportScheduler(this);
Bukkit.getScheduler().scheduleSyncDelayedTask(Main.getInstance(), t, 100);
}
public void delete() {
if (dragon != null) {
if (dragon.created) {
if (wither != null) {
if (wither.created) {
if (t != null) {
t.cancel();
}
dragon.destroy();
wither.destroy();
}
}
}

1
src/main/java/tech/nully/BossBarAPI/Main.java
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@ -21,7 +21,6 @@ public class Main extends JavaPlugin {
public void onEnable() {
instance = this;
System.out.println("BossBar is on");
getCommand("bossbar").setExecutor(new FakeWitherCommand());
}
// Overrides onDisable

84
src/main/java/tech/nully/BossBarAPI/SpawnFakeWither.java
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@ -4,6 +4,7 @@ import com.comphenix.packetwrapper.Packet18SpawnMob;
import com.comphenix.packetwrapper.Packet1DDestroyEntity;
import com.comphenix.packetwrapper.Packet28EntityMetadata;
import com.comphenix.protocol.ProtocolManager;
import com.comphenix.protocol.events.PacketContainer;
import com.comphenix.protocol.injector.PlayerLoggedOutException;
import com.comphenix.protocol.wrappers.WrappedDataWatcher;
import org.bukkit.Bukkit;
@ -16,36 +17,41 @@ import java.lang.reflect.InvocationTargetException;
import java.util.logging.Level;
public class SpawnFakeWither extends JavaPlugin {
public static final int TICKS_PER_SECOND = 20;
static final int TICKS_PER_SECOND = 20;
// You could also use a full-fledged API like RemoteEntities
public static class FakeWither {
static class FakeWither {
public static final byte INVISIBLE = 0x20;
// Just a guess
private static final int HEALTH_RANGE = 80 * 80;
// Next entity ID
public static int NEXT_ID = 6000;
private static int NEXT_ID = 6000;
public static final int METADATA_WITHER_HEALTH = 16; // 1.5.2 -> Change to 16
private static final int METADATA_WITHER_HEALTH = 16; // 1.5.2 -> Change to 16
// Metadata indices
public static final int METADATA_FLAGS = 0;
public static final int METADATA_NAME = 5; // 1.5.2 -> Change to 5
public static final int METADATA_SHOW_NAME = 6; // 1.5.2 -> Change to 6
private static final int METADATA_FLAGS = 0;
private static final int METADATA_NAME = 5; // 1.5.2 -> Change to 5
private static final int METADATA_SHOW_NAME = 6; // 1.5.2 -> Change to 6
// Unique ID
public int id = NEXT_ID++;
private int id = NEXT_ID++;
// Default health
public int health = 200;
public String customName;
public boolean created;
private int health = 300;
public Location location;
public ProtocolManager manager;
public Player p;
private boolean visible;
private String customName;
boolean created;
private Location location;
private ProtocolManager manager;
private Player p;
public FakeWither(Player p, ProtocolManager manager) {
this.location = new Location(p.getWorld(), p.getLocation().getX(), p.getLocation().getY() - 45, p.getLocation().getZ());
this.manager = manager;
this.p = p;
this.location = new Location(p.getWorld(), p.getLocation().getX(), p.getLocation().getY() - 25, p.getLocation().getZ());
this.manager = manager;
}
public int getHealth() {
@ -63,6 +69,17 @@ public class SpawnFakeWither extends JavaPlugin {
this.health = health;
}
public void setVisible(boolean visible) {
// Make visible or invisible
if (created) {
WrappedDataWatcher watcher = new WrappedDataWatcher();
watcher.setObject(METADATA_FLAGS, visible ? (byte)0 : INVISIBLE);
sendMetadata(watcher);
}
this.visible = visible;
}
public void setCustomName(String name) {
if (created) {
WrappedDataWatcher watcher = new WrappedDataWatcher();
@ -81,16 +98,12 @@ public class SpawnFakeWither extends JavaPlugin {
this.customName = name;
}
public void sendMetadata(WrappedDataWatcher watcher) {
private void sendMetadata(WrappedDataWatcher watcher) {
Packet28EntityMetadata update = new Packet28EntityMetadata();
update.setEntityId(id);
update.setEntityMetadata(watcher.getWatchableObjects());
try {
manager.sendServerPacket(p, update.getHandle());
} catch (InvocationTargetException e) {
Bukkit.getLogger().log(Level.WARNING, "Cannot send " + update.getHandle() + " to " + p, e);
}
sendPacket(update.getHandle(), p);
}
public int getId() {
@ -101,27 +114,22 @@ public class SpawnFakeWither extends JavaPlugin {
Packet18SpawnMob spawnMob = new Packet18SpawnMob();
WrappedDataWatcher watcher = new WrappedDataWatcher();
watcher.setObject(METADATA_FLAGS, INVISIBLE);
watcher.setObject(METADATA_FLAGS, visible ? (byte)0 : INVISIBLE);
watcher.setObject(METADATA_WITHER_HEALTH, (int) health); // 1.5.2 -> Change to (int)
if (customName != null) {
watcher.setObject(METADATA_NAME, customName);
watcher.setObject(METADATA_SHOW_NAME, (byte) 1);
}
spawnMob.setEntityID(id);
spawnMob.setType(EntityType.ENDER_DRAGON);
spawnMob.setType(EntityType.WITHER);
spawnMob.setX(location.getX());
spawnMob.setY(location.getY());
spawnMob.setZ(location.getZ());
spawnMob.setMetadata(watcher);
try {
manager.sendServerPacket(p, spawnMob.getHandle());
} catch (InvocationTargetException e) {
Bukkit.getLogger().log(Level.WARNING, "Cannot send " + spawnMob.getHandle() + " to " + p, e);
} catch (PlayerLoggedOutException ignored) {}
sendPacket(spawnMob.getHandle(), p);
created = true;
}
@ -130,14 +138,18 @@ public class SpawnFakeWither extends JavaPlugin {
throw new IllegalStateException("Cannot kill a killed entity.");
Packet1DDestroyEntity destroyMe = new Packet1DDestroyEntity();
destroyMe.setEntities(new int[]{id});
destroyMe.setEntities(new int[] { id });
try {
manager.sendServerPacket(p, destroyMe.getHandle());
} catch (InvocationTargetException e) {
Bukkit.getLogger().log(Level.WARNING, "Cannot send " + destroyMe.getHandle() + " to " + p, e);
} catch (PlayerLoggedOutException ignored) {}
sendPacket(destroyMe.getHandle(), p);
created = false;
}
private void sendPacket(PacketContainer packet, Player p) {
try {
manager.sendServerPacket(p, packet);
} catch (InvocationTargetException e) {
Bukkit.getLogger().log(Level.WARNING, "Cannot send " + packet + " to " + p, e);
} catch (PlayerLoggedOutException ignore) {}
}
}
}

5
src/main/resources/plugin.yml
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@ -6,7 +6,4 @@ authors: [BongoCat]
description: An API for eaglercraft to be able to display bossbars
depend: [ProtocolLib]
website: nully.tech
commands:
bossbar:
usage: /<command>
description: Displays a bossbar
commands:

9
target/classes/plugin.yml Normal file
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@ -0,0 +1,9 @@
name: BossBarAPI
version: 0.0.1
main: tech.nully.BossBarAPI.Main
prefix: [BossBarAPI]
authors: [BongoCat]
description: An API for eaglercraft to be able to display bossbars
depend: [ProtocolLib]
website: nully.tech
commands:

5
target/maven-archiver/pom.properties Normal file
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@ -0,0 +1,5 @@
#Generated by Maven
#Sat Aug 13 15:24:33 PDT 2022
version=0.0.1
groupId=tech.nully
artifactId=BossBarAPI

0
target/maven-status/maven-compiler-plugin/compile/default-compile/createdFiles.lst Normal file
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5
target/maven-status/maven-compiler-plugin/compile/default-compile/inputFiles.lst Normal file
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@ -0,0 +1,5 @@
/home/bongle/GitHub/ClassicCore/src/main/java/tech/nully/BossBarAPI/TeleportScheduler.java
/home/bongle/GitHub/ClassicCore/src/main/java/tech/nully/BossBarAPI/Main.java
/home/bongle/GitHub/ClassicCore/src/main/java/tech/nully/BossBarAPI/FakeWitherCommand.java
/home/bongle/GitHub/ClassicCore/src/main/java/tech/nully/BossBarAPI/SpawnFakeWither.java
/home/bongle/GitHub/ClassicCore/src/main/java/tech/nully/BossBarAPI/BossBar.java