runelite-api: expand hint arrow api

runelite-mixins/src/main/java/net/runelite/mixins/RSClientMixin.java

@@ -884,6 +884,29 @@ public abstract class RSClientMixin implements RSClient
 		return client.getHintArrowTargetType() != HintArrowType.NONE.getValue();
 	}
 
+	@Inject
+	@Override
+	public HintArrowType getHintArrowType()
+	{
+		int type = client.getHintArrowTargetType();
+		if (type == HintArrowType.NPC.getValue())
+		{
+			return HintArrowType.NPC;
+		}
+		else if (type == HintArrowType.PLAYER.getValue())
+		{
+			return HintArrowType.PLAYER;
+		}
+		else if (type == HintArrowType.WORLD_POSITION.getValue())
+		{
+			return HintArrowType.WORLD_POSITION;
+		}
+		else
+		{
+			return HintArrowType.NONE;
+		}
+	}
+
 	@Inject
 	@Override
 	public void clearHintArrow()
@@ -919,6 +942,60 @@ public abstract class RSClientMixin implements RSClient
 		client.setHintArrowOffsetY(LOCAL_TILE_SIZE / 2);
 	}
 
+	@Inject
+	@Override
+	public WorldPoint getHintArrowPoint()
+	{
+		if (getHintArrowType() == HintArrowType.WORLD_POSITION)
+		{
+			int x = client.getHintArrowX();
+			int y = client.getHintArrowY();
+			return new WorldPoint(x, y, client.getPlane());
+		}
+
+		return null;
+	}
+
+	@Inject
+	@Override
+	public Player getHintArrowPlayer()
+	{
+		if (getHintArrowType() == HintArrowType.PLAYER)
+		{
+			int idx = client.getHintArrowPlayerTargetIdx();
+			RSPlayer[] players = client.getCachedPlayers();
+
+			if (idx < 0 || idx >= players.length)
+			{
+				return null;
+			}
+
+			return players[idx];
+		}
+
+		return null;
+	}
+
+	@Inject
+	@Override
+	public NPC getHintArrowNpc()
+	{
+		if (getHintArrowType() == HintArrowType.NPC)
+		{
+			int idx = client.getHintArrowNpcTargetIdx();
+			RSNPC[] npcs = client.getCachedNPCs();
+
+			if (idx < 0 || idx >= npcs.length)
+			{
+				return null;
+			}
+
+			return npcs[idx];
+		}
+
+		return null;
+	}
+
 	@Copy("menuAction")
 	static void rs$menuAction(int var0, int var1, int var2, int var3, String var4, String var5, int var6, int var7)
 	{