Files
TabooLib/src/main/java/me/skymc/taboolib/display/TitleUtils.java
2018-04-22 22:12:42 +08:00

86 lines
4.4 KiB
Java

package me.skymc.taboolib.display;
import java.lang.reflect.Constructor;
import org.bukkit.entity.Player;
public class TitleUtils {
private static void sendPacket(Player player, Object packet)
{
try
{
Object handle = player.getClass().getMethod("getHandle", new Class[0]).invoke(player);
Object playerConnection = handle.getClass().getField("playerConnection").get(handle);
playerConnection.getClass().getMethod("sendPacket", new Class[]{getNMSClass("Packet")}).invoke(playerConnection, packet);
}
catch (Exception ex)
{
ex.printStackTrace();
}
}
private static Class<?> getNMSClass(String class_name)
{
String version = org.bukkit.Bukkit.getServer().getClass().getPackage().getName().split("\\.")[3];
try
{
return Class.forName("net.minecraft.server." + version + "." + class_name);
}
catch (ClassNotFoundException ex)
{
ex.printStackTrace();
}
return null;
}
public static void sendTitle(Player p, String title, String subtitle, int fadein, int stay, int fadeout) {
sendTitle(p, title, fadein, stay, fadeout, subtitle, fadein, stay, fadeout);
}
public static void sendTitle(Player p, String title, int fadeint, int stayt, int fadeoutt, String subtitle, int fadeinst, int stayst, int fadeoutst)
{
if (title == null) {
title = "";
}
if (subtitle == null) {
subtitle = "";
}
try
{
if (title != null)
{
Object e = getNMSClass("PacketPlayOutTitle").getDeclaredClasses()[0].getField("TIMES").get(null);
Object chatTitle = getNMSClass("IChatBaseComponent").getDeclaredClasses()[0].getMethod("a", new Class[]{String.class}).invoke(null, "{\"text\":\"" + title + "\"}");
Constructor<?> subtitleConstructor = getNMSClass("PacketPlayOutTitle").getConstructor(getNMSClass("PacketPlayOutTitle").getDeclaredClasses()[0], getNMSClass("IChatBaseComponent"), Integer.TYPE, Integer.TYPE, Integer.TYPE);
Object titlePacket = subtitleConstructor.newInstance(e, chatTitle, fadeint, stayt, fadeoutt);
sendPacket(p, titlePacket);
e = getNMSClass("PacketPlayOutTitle").getDeclaredClasses()[0].getField("TITLE").get(null);
chatTitle = getNMSClass("IChatBaseComponent").getDeclaredClasses()[0].getMethod("a", new Class[]{String.class}).invoke(null, "{\"text\":\"" + title + "\"}");
subtitleConstructor = getNMSClass("PacketPlayOutTitle").getConstructor(getNMSClass("PacketPlayOutTitle").getDeclaredClasses()[0], getNMSClass("IChatBaseComponent"));
titlePacket = subtitleConstructor.newInstance(e, chatTitle);
sendPacket(p, titlePacket);
}
if (subtitle != null)
{
Object e = getNMSClass("PacketPlayOutTitle").getDeclaredClasses()[0].getField("TIMES").get(null);
Object chatSubtitle = getNMSClass("IChatBaseComponent").getDeclaredClasses()[0].getMethod("a", new Class[]{String.class}).invoke(null, "{\"text\":\"" + title + "\"}");
Constructor<?> subtitleConstructor = getNMSClass("PacketPlayOutTitle").getConstructor(getNMSClass("PacketPlayOutTitle").getDeclaredClasses()[0], getNMSClass("IChatBaseComponent"), Integer.TYPE, Integer.TYPE, Integer.TYPE);
Object subtitlePacket = subtitleConstructor.newInstance(e, chatSubtitle, fadeinst, stayst, fadeoutst);
sendPacket(p, subtitlePacket);
e = getNMSClass("PacketPlayOutTitle").getDeclaredClasses()[0].getField("SUBTITLE").get(null);
chatSubtitle = getNMSClass("IChatBaseComponent").getDeclaredClasses()[0].getMethod("a", new Class[]{String.class}).invoke(null, "{\"text\":\"" + subtitle + "\"}");
subtitleConstructor = getNMSClass("PacketPlayOutTitle").getConstructor(getNMSClass("PacketPlayOutTitle").getDeclaredClasses()[0], getNMSClass("IChatBaseComponent"), Integer.TYPE, Integer.TYPE, Integer.TYPE);
subtitlePacket = subtitleConstructor.newInstance(e, chatSubtitle, fadeinst, stayst, fadeoutst);
sendPacket(p, subtitlePacket);
}
}
catch (Exception ex)
{
ex.printStackTrace();
}
}
}