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WitherController.java
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WitherController.java
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package net.citizensnpcs.npc.entity;
import net.citizensnpcs.api.event.NPCPushEvent;
import net.citizensnpcs.api.npc.NPC;
import net.citizensnpcs.npc.CitizensNPC;
import net.citizensnpcs.npc.MobEntityController;
import net.citizensnpcs.npc.ai.NPCHolder;
import net.citizensnpcs.util.NMS;
import net.citizensnpcs.util.Util;
import net.minecraft.server.v1_6_R3.EntityWither;
import net.minecraft.server.v1_6_R3.World;
import org.bukkit.Bukkit;
import org.bukkit.craftbukkit.v1_6_R3.CraftServer;
import org.bukkit.craftbukkit.v1_6_R3.entity.CraftEntity;
import org.bukkit.craftbukkit.v1_6_R3.entity.CraftWither;
import org.bukkit.entity.Wither;
import org.bukkit.util.Vector;
public class WitherController extends MobEntityController {
public WitherController() {
super(EntityWitherNPC.class);
}
@Override
public Wither getBukkitEntity() {
return (Wither) super.getBukkitEntity();
}
public static class EntityWitherNPC extends EntityWither implements NPCHolder {
private int jumpTicks;
private final CitizensNPC npc;
public EntityWitherNPC(World world) {
this(world, null);
}
public EntityWitherNPC(World world, NPC npc) {
super(world);
this.npc = (CitizensNPC) npc;
if (npc != null) {
NMS.clearGoals(goalSelector, targetSelector);
}
}
@Override
public boolean bH() {
if (npc == null)
return super.bH();
boolean protectedDefault = npc.data().get(NPC.DEFAULT_PROTECTED_METADATA, true);
if (!protectedDefault || !npc.data().get(NPC.LEASH_PROTECTED_METADATA, protectedDefault))
return super.bH();
if (super.bH()) {
unleash(true, false); // clearLeash with client update
}
return false; // shouldLeash
}
@Override
public void bi() {
super.bi();
if (npc != null) {
npc.update();
}
}
@Override
public void c() {
if (npc == null) {
super.c();
} else {
updateAIWithMovement();
}
}
@Override
public void collide(net.minecraft.server.v1_6_R3.Entity entity) {
// this method is called by both the entities involved - cancelling
// it will not stop the NPC from moving.
super.collide(entity);
if (npc != null)
Util.callCollisionEvent(npc, entity.getBukkitEntity());
}
@Override
public void g(double x, double y, double z) {
if (npc == null) {
super.g(x, y, z);
return;
}
if (NPCPushEvent.getHandlerList().getRegisteredListeners().length == 0) {
if (!npc.data().get(NPC.DEFAULT_PROTECTED_METADATA, true))
super.g(x, y, z);
return;
}
Vector vector = new Vector(x, y, z);
NPCPushEvent event = Util.callPushEvent(npc, vector);
if (!event.isCancelled()) {
vector = event.getCollisionVector();
super.g(vector.getX(), vector.getY(), vector.getZ());
}
// when another entity collides, this method is called to push the
// NPC so we prevent it from doing anything if the event is
// cancelled.
}
@Override
public CraftEntity getBukkitEntity() {
if (bukkitEntity == null && npc != null)
bukkitEntity = new WitherNPC(this);
return super.getBukkitEntity();
}
@Override
public NPC getNPC() {
return npc;
}
private void updateAIWithMovement() {
NMS.updateAI(this);
// taken from EntityLiving update method
if (bd) {
/* boolean inLiquid = H() || J();
if (inLiquid) {
motY += 0.04;
} else //(handled elsewhere)*/
if (onGround && jumpTicks == 0) {
be();
jumpTicks = 10;
}
} else {
jumpTicks = 0;
}
be *= 0.98F;
bf *= 0.98F;
bg *= 0.9F;
e(be, bf); // movement method
NMS.setHeadYaw(this, yaw);
if (jumpTicks > 0) {
jumpTicks--;
}
}
}
public static class WitherNPC extends CraftWither implements NPCHolder {
private final CitizensNPC npc;
public WitherNPC(EntityWitherNPC entity) {
super((CraftServer) Bukkit.getServer(), entity);
this.npc = entity.npc;
}
@Override
public NPC getNPC() {
return npc;
}
}
}