Initial commit
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Electroblob
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package electroblob.wizardry.entity.living;
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import java.lang.ref.WeakReference;
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import java.util.UUID;
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import electroblob.wizardry.Wizardry;
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import electroblob.wizardry.util.WizardryParticleType;
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import net.minecraft.entity.EntityFlying;
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import net.minecraft.entity.EntityLivingBase;
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import net.minecraft.entity.IEntityLivingData;
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import net.minecraft.entity.SharedMonsterAttributes;
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import net.minecraft.entity.ai.EntityAIHurtByTarget;
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import net.minecraft.entity.ai.EntityAINearestAttackableTarget;
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import net.minecraft.entity.ai.attributes.AttributeModifier;
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import net.minecraft.entity.monster.EntityCaveSpider;
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import net.minecraft.entity.player.EntityPlayer;
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import net.minecraft.init.MobEffects;
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import net.minecraft.item.Item;
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import net.minecraft.item.ItemStack;
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import net.minecraft.nbt.NBTTagCompound;
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import net.minecraft.potion.PotionEffect;
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import net.minecraft.util.EnumHand;
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import net.minecraft.util.ResourceLocation;
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import net.minecraft.util.text.ITextComponent;
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import net.minecraft.util.text.TextComponentTranslation;
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import net.minecraft.world.DifficultyInstance;
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import net.minecraft.world.EnumDifficulty;
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import net.minecraft.world.World;
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public class EntitySpiderMinion extends EntityCaveSpider implements ISummonedCreature {
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// Field implementations
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private int lifetime = 600;
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private WeakReference<EntityLivingBase> casterReference;
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private UUID casterUUID;
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// Setter + getter implementations
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@Override public int getLifetime(){ return lifetime; }
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@Override public void setLifetime(int lifetime){ this.lifetime = lifetime; }
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@Override public WeakReference<EntityLivingBase> getCasterReference(){ return casterReference; }
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@Override public void setCasterReference(WeakReference<EntityLivingBase> reference){ casterReference = reference; }
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@Override public UUID getCasterUUID() { return casterUUID; }
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@Override public void setCasterUUID(UUID uuid) { this.casterUUID = uuid; }
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/**
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* Default shell constructor, only used by client. Lifetime defaults arbitrarily to 600, but this doesn't
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* matter because the client side entity immediately gets the lifetime value copied over to it by this class
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* anyway. When extending this class, you must override this constructor or Minecraft won't like it, but there's
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* no need to do anything inside it other than call super().
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*/
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public EntitySpiderMinion(World world){
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super(world);
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this.experienceValue = 0;
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}
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/**
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* Set lifetime to -1 to allow this creature to last forever. This constructor should be overridden when
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* extending this class (be sure to call super()) so that AI and other things can be added.
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*/
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public EntitySpiderMinion(World world, double x, double y, double z, EntityLivingBase caster, int lifetime){
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super(world);
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this.setPosition(x, y, z);
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this.casterReference = new WeakReference<EntityLivingBase>(caster);
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this.experienceValue = 0;
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this.lifetime = lifetime;
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}
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// EntitySpider overrides
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// This particular override is pretty standard: let the superclass handle basic AI like swimming, but replace its
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// targeting system with one that targets hostile mobs and takes the ADS into account.
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@Override
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protected void initEntityAI()
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{
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super.initEntityAI();
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this.targetTasks.taskEntries.clear();
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// Spiders use a custom AI type specific to spiders which I can't access, but it's just an extension of
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// EntityAINearestAttackableTarget which takes daylight into account. Since I want spider minions to attack
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// regardless of daylight, I can just use EntityAINearestAttackableTarget.
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this.targetTasks.addTask(1, new EntityAIHurtByTarget(this, false));
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this.targetTasks.addTask(2, new EntityAINearestAttackableTarget<EntityLivingBase>(this, EntityLivingBase.class,
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0, false, true, this.getTargetSelector()));
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}
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// No spider jockeys!
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@Override
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public IEntityLivingData onInitialSpawn(DifficultyInstance difficulty, IEntityLivingData livingdata) {
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// Can't call super, so the code from the next level up (EntityLiving) had to be copied as well.
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this.getEntityAttribute(SharedMonsterAttributes.FOLLOW_RANGE).applyModifier(new AttributeModifier("Random spawn bonus", this.rand.nextGaussian() * 0.05D, 1));
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if (this.rand.nextFloat() < 0.05F)
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{
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this.setLeftHanded(true);
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}
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else
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{
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this.setLeftHanded(false);
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}
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// Don't need anything from EntitySpider, since neither spider jockeys nor group data is relevant.
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return livingdata;
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}
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// Implementations
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@Override
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public void setRevengeTarget(EntityLivingBase entity){
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if(this.shouldRevengeTarget(entity)) super.setRevengeTarget(entity);
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}
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@Override
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public void onUpdate(){
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super.onUpdate();
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this.updateDelegate();
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}
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@Override
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public void onSpawn(){
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this.spawnParticleEffect();
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}
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@Override
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public void onDespawn(){
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this.spawnParticleEffect();
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}
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private void spawnParticleEffect(){
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if(this.worldObj.isRemote){
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for(int i=0;i<15;i++){
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Wizardry.proxy.spawnParticle(WizardryParticleType.DARK_MAGIC, worldObj, this.posX + this.rand.nextFloat(), this.posY + this.rand.nextFloat(), this.posZ + this.rand.nextFloat(), 0.0d, 0.0d, 0.0d, 0, 0.1f, 0.2f, 0.0f);
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}
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}
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}
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@Override
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public boolean hasParticleEffect() {
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return true;
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}
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@Override
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public void onSuccessfulAttack(EntityLivingBase target){
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int seconds = 0;
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if(this.worldObj.getDifficulty() == EnumDifficulty.NORMAL){
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seconds = 7;
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}else if(this.worldObj.getDifficulty() == EnumDifficulty.HARD){
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seconds = 15;
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}
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if(seconds > 0){
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target.addPotionEffect(new PotionEffect(MobEffects.POISON, seconds * 20, 0));
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}
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}
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@Override
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protected boolean processInteract(EntityPlayer player, EnumHand hand, ItemStack stack) {
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// In this case, the delegate method determines whether super is called.
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// Rather handily, we can make use of Java's 'stop as soon as you find true' method of evaluating OR statements.
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return this.interactDelegate(player, hand, stack) || super.processInteract(player, hand, stack);
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}
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@Override
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public void writeEntityToNBT(NBTTagCompound nbttagcompound){
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super.writeEntityToNBT(nbttagcompound);
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this.writeNBTDelegate(nbttagcompound);
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}
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@Override
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public void readEntityFromNBT(NBTTagCompound nbttagcompound){
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super.readEntityFromNBT(nbttagcompound);
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this.writeNBTDelegate(nbttagcompound);
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}
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// Recommended overrides
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@Override protected int getExperiencePoints(EntityPlayer player){ return 0; }
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@Override protected boolean canDropLoot(){ return false; }
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@Override protected Item getDropItem(){ return null; }
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@Override protected ResourceLocation getLootTable(){ return null; }
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@Override public boolean canPickUpLoot(){ return false; }
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// This vanilla method has nothing to do with the custom despawn() method.
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@Override protected boolean canDespawn(){ return false; }
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@Override
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public boolean canAttackClass(Class<? extends EntityLivingBase> entityType){
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// Returns true unless the given entity type is a flying entity.
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return !EntityFlying.class.isAssignableFrom(entityType);
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}
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@Override
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public ITextComponent getDisplayName(){
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if(getCaster() != null){
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return new TextComponentTranslation(NAMEPLATE_TRANSLATION_KEY, getCaster().getName(),
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new TextComponentTranslation("entity." + this.getEntityString() + ".name"));
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}else{
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return super.getDisplayName();
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}
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}
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@Override
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public boolean hasCustomName(){
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// If this returns true, the renderer will show the nameplate when looking directly at the entity
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return Wizardry.settings.showSummonedCreatureNames && getCaster() != null;
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}
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}
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