NullValkyrie

commit fb5ac1851d49b3754ffac1e278641de29e94b776
parent a54932f9c0734cfb0479c725ac814b74f06364f3
Author: NK <[email protected]>
Date:   Sun, 18 Dec 2022 23:41:12 +0000

per player hologram

Diffstat:
M
src/main/java/me/night/nullvalkyrie/commands/BetaCommand.java
 | 
4
++--
A
src/main/java/me/night/nullvalkyrie/entities/holograms/PerPlayerHologram.java
 | 
38
++++++++++++++++++++++++++++++++++++++

2 files changed, 40 insertions(+), 2 deletions(-)
diff --git a/src/main/java/me/night/nullvalkyrie/commands/BetaCommand.java b/src/main/java/me/night/nullvalkyrie/commands/BetaCommand.java
@@ -1,6 +1,5 @@
 package me.night.nullvalkyrie.commands;
 
-import me.night.nullvalkyrie.ui.inventory.LuckyDraw;
 import org.bukkit.command.CommandSender;
 import org.bukkit.entity.Player;
 
@@ -18,8 +17,9 @@ public class BetaCommand extends Command {
 
 //            CryptoMiner miner = new CryptoMiner(args[0], Material.DIAMOND_ORE, 1, 0.5, System.currentTimeMillis());
 //            miner.spawn(player, "https://textures.minecraft.net/texture/c09cc3c75bd13c59602040b5970f30dbc76825c0e817da815a65d76ab0e82198");
-            new LuckyDraw().UI(player);
+//            new LuckyDraw().UI(player);
         }
+
     }
 
     @Override
diff --git a/src/main/java/me/night/nullvalkyrie/entities/holograms/PerPlayerHologram.java b/src/main/java/me/night/nullvalkyrie/entities/holograms/PerPlayerHologram.java
@@ -0,0 +1,38 @@
+package me.night.nullvalkyrie.entities.holograms;
+
+import net.minecraft.network.chat.IChatBaseComponent;
+import net.minecraft.network.protocol.game.PacketPlayOutEntityMetadata;
+import net.minecraft.network.protocol.game.PacketPlayOutSpawnEntity;
+import net.minecraft.network.syncher.DataWatcher;
+import net.minecraft.network.syncher.DataWatcherObject;
+import net.minecraft.network.syncher.DataWatcherRegistry;
+import net.minecraft.server.level.EntityPlayer;
+import net.minecraft.server.network.PlayerConnection;
+import net.minecraft.world.entity.decoration.EntityArmorStand;
+import org.bukkit.craftbukkit.v1_19_R1.entity.CraftPlayer;
+import org.bukkit.entity.Player;
+
+import java.util.Optional;
+
+public class PerPlayerHologram {
+    public PerPlayerHologram(Player player, String[] lines) {
+        double c = (lines.length) * 0.3 - 0.15;
+        for (String line : lines) {
+            spawnLine(player.getLocation().getY() + c, player, line);
+            c -= 0.3;
+        }
+    }
+    private void spawnLine(double y, Player player, String line) {
+        EntityPlayer splayer = ((CraftPlayer) player).getHandle();
+        EntityArmorStand stand = new EntityArmorStand(splayer.s, player.getLocation().getX(), y, player.getLocation().getZ()); // creating armor stand by location and s(stands for nms world)
+        stand.j(true); // set invisible
+        PlayerConnection connection = splayer.b; //connection
+        connection.a(new PacketPlayOutSpawnEntity(stand)); // sending packet to spawn the armor stand
+        DataWatcher watcher = stand.ai(); // ai = getDataWatcher
+        Optional<IChatBaseComponent> optional = Optional.of(IChatBaseComponent.a(line)); //according to wiki.vg, setting the custom name requires Optional<ChatComponent> if you are using mojang mappings, however i cant find out what a stands for, just find a method that returns ChatComponent which takes string as a parameter
+        watcher.b(new DataWatcherObject<>(2, DataWatcherRegistry.f), optional); // f = ChatComponent, here we putting the optional<ChatComponent> into the datawatcher
+        watcher.b(new DataWatcherObject<>(3, DataWatcherRegistry.i), true); // i = boolean, we setting show custom name to true
+        // watcher.b = set
+        connection.a(new PacketPlayOutEntityMetadata(stand.ae(), watcher, true)); // sending packet to update the metadata, ae=getEntityId
+    }
+}