slowly abstracting away

src/main/java/me/youhavetrouble/notjustnameplates/NotJustNameplates.java

@@ -5,9 +5,16 @@ import org.bukkit.plugin.java.JavaPlugin;
 
 public final class NotJustNameplates extends JavaPlugin {
 
+    private static NotJustNameplates instance;
+
     @Override
     public void onEnable() {
+        instance = this;
         getServer().getPluginManager().registerEvents(new TeamManagementListener(this), this);
     }
 
+    public static NotJustNameplates getInstance() {
+        return instance;
+    }
+
 }

src/main/java/me/youhavetrouble/notjustnameplates/nameplates/Nameplate.java

@@ -1,8 +1,9 @@
 package me.youhavetrouble.notjustnameplates.nameplates;
 
+import me.youhavetrouble.notjustnameplates.NotJustNameplates;
 import net.kyori.adventure.text.Component;
 import org.bukkit.Bukkit;
-import org.bukkit.Location;
+import org.bukkit.Color;
 import org.bukkit.entity.Display;
 import org.bukkit.entity.EntityType;
 import org.bukkit.entity.Player;
@@ -10,6 +11,7 @@ import org.bukkit.entity.TextDisplay;
 import org.bukkit.event.entity.CreatureSpawnEvent;
 import org.bukkit.util.Transformation;
 import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
 import org.joml.AxisAngle4f;
 import org.joml.Vector3f;
 
@@ -19,11 +21,15 @@ public class Nameplate {
 
     private Component name;
     private final UUID playerUuid;
-    private float heightOffset = 0.75f;
+    private float heightOffset = 0.7f;
+    private Color backgroundColor = null;
+    private Display.Billboard billboard = Display.Billboard.CENTER;
+    private TextDisplay.TextAlignment alignment = TextDisplay.TextAlignment.CENTER;
+    private boolean visibleForOwner = true;
 
     private TextDisplay textDisplay;
 
-    public Nameplate(@NotNull UUID playerUuid, @NotNull Component name) {
+    public Nameplate(@NotNull UUID playerUuid, Component name) {
         this.playerUuid = playerUuid;
         this.name = name;
     }
@@ -32,28 +38,28 @@ public class Nameplate {
         if (textDisplay != null && !textDisplay.isDead()) return;
         Player player = Bukkit.getPlayer(playerUuid);
         if (player == null) return;
-        this.textDisplay = (TextDisplay) player.getWorld()
+        this.textDisplay = (TextDisplay) player.getWorld().spawnEntity(
-                .spawnEntity(
+                player.getEyeLocation(),
-                        calculateCurrentLocation(),
+                EntityType.TEXT_DISPLAY,
-                        EntityType.TEXT_DISPLAY,
+                CreatureSpawnEvent.SpawnReason.CUSTOM, entity -> {
-                        CreatureSpawnEvent.SpawnReason.CUSTOM, entity -> {
+                    TextDisplay textDisplay = (TextDisplay) entity;
-                            TextDisplay textDisplay = (TextDisplay) entity;
+                    textDisplay.setInvulnerable(true);
-                            textDisplay.setCustomNameVisible(true);
+                    textDisplay.setPersistent(false);
-                            textDisplay.setSilent(true);
+                    textDisplay.setAlignment(alignment);
-                            textDisplay.setInvulnerable(true);
+                    textDisplay.setBillboard(billboard);
-                            textDisplay.setPersistent(false);
+                    textDisplay.setShadowRadius(0);
-                            textDisplay.text(this.name);
+                    if (this.backgroundColor != null) textDisplay.setBackgroundColor(this.backgroundColor);
-                            textDisplay.setAlignment(TextDisplay.TextAlignment.CENTER);
+                    textDisplay.setTransformation(
-                            textDisplay.setBillboard(Display.Billboard.CENTER);
+                            new Transformation(
-                            textDisplay.setInvulnerable(true);
+                                    new Vector3f(0, heightOffset, 0), // offset
-                            textDisplay.setTransformation(
+                                    new AxisAngle4f(0, 0, 0, 0), // left rotation
-                                    new Transformation(
+                                    new Vector3f(1, 1, 1), // scale
-                                            new Vector3f(0, heightOffset, 0), // offset
+                                    new AxisAngle4f(0, 0, 0, 0) // right rotation
-                                            new AxisAngle4f(0, 0, 0, 0), // left rotation
+                            ));
-                                            new Vector3f(1, 1, 1), // scale
+                });
-                                            new AxisAngle4f(0, 0, 0, 0) // right rotation
+        if (!this.visibleForOwner) {
-                                    ));
+            player.hideEntity(NotJustNameplates.getInstance(), textDisplay);
-                        });
+        }
         player.addPassenger(textDisplay);
     }
 
@@ -74,6 +80,56 @@ public class Nameplate {
         textDisplay.text(name);
     }
 
+    public void setBillboard(@NotNull Display.Billboard billboard) {
+        this.billboard = billboard;
+        if (textDisplay == null || textDisplay.isDead()) return;
+        textDisplay.setBillboard(billboard);
+    }
+
+    public Display.Billboard getBillboard() {
+        return billboard;
+    }
+
+    public void setAlignment(@NotNull TextDisplay.TextAlignment alignment) {
+        this.alignment = alignment;
+        if (textDisplay == null || textDisplay.isDead()) return;
+        textDisplay.setAlignment(alignment);
+    }
+
+    public TextDisplay.TextAlignment getAlignment() {
+        return alignment;
+    }
+
+    public void setBackgroundColor(@Nullable Color color) {
+        this.backgroundColor = color;
+        if (textDisplay == null || textDisplay.isDead()) return;
+        if (this.backgroundColor == null) {
+            textDisplay.setDefaultBackground(true);
+            return;
+        }
+        textDisplay.setBackgroundColor(this.backgroundColor);
+    }
+
+    public Color getBackgroundColor() {
+        return backgroundColor;
+    }
+
+    public void setVisibleForOwner(boolean visible) {
+        this.visibleForOwner = visible;
+        if (textDisplay == null || textDisplay.isDead()) return;
+        Player player = Bukkit.getPlayer(playerUuid);
+        if (player == null) return;
+        if (visible) {
+            player.showEntity(NotJustNameplates.getInstance(), textDisplay);
+        } else {
+            player.hideEntity(NotJustNameplates.getInstance(), textDisplay);
+        }
+    }
+
+    public boolean isVisibleForOwner() {
+        return this.visibleForOwner;
+    }
+
     /**
      * Set height offset from the player's eye location
      */
@@ -81,10 +137,8 @@ public class Nameplate {
         this.heightOffset = heightOffset;
     }
 
-    public Location calculateCurrentLocation() {
+    public float getHeightOffset() {
-        Player player = Bukkit.getPlayer(playerUuid);
+        return heightOffset;
-        if (player == null) return null;
-        return player.getEyeLocation().add(0, heightOffset, 0);
     }
 
     /**
@@ -92,8 +146,7 @@ public class Nameplate {
      */
     public void update() {
         Player player = Bukkit.getPlayer(playerUuid);
-        if (player == null) return;
+        if (player == null || player.isDead() || name == null) {
-        if (player.isDead()) {
             remove();
             return;
         }
@@ -101,6 +154,7 @@ public class Nameplate {
         if (!player.getPassengers().contains(textDisplay)) {
             player.addPassenger(textDisplay);
         }
+        textDisplay.text(this.name);
     }
 
     protected void remove() {

src/main/java/me/youhavetrouble/notjustnameplates/nameplates/TeamManagementListener.java

@@ -4,7 +4,6 @@ import me.youhavetrouble.notjustnameplates.NotJustNameplates;
 import net.minecraft.network.protocol.game.ClientboundSetPlayerTeamPacket;
 import net.minecraft.world.scores.PlayerTeam;
 import net.minecraft.world.scores.Scoreboard;
-import net.minecraft.world.scores.Team;
 import org.bukkit.Bukkit;
 import org.bukkit.craftbukkit.v1_20_R1.entity.CraftPlayer;
 import org.bukkit.entity.Player;

src/main/resources/config.yml

@@ -0,0 +1,12 @@
+nameplates:
+  default:
+    text:
+      - "%player_displayname%"
+
+    # Billboard options are as follows:
+    # "center" - pivots around center point
+    # "vertical" - pivots around vertical axis
+    # "horizontal" - pivots around horizontal axis
+    # "fixed" - no rotation
+    billboard: "center"
+