package net.minecraft.entity.ai;
import net.minecraft.entity.EntityLiving;
import net.minecraft.entity.passive.EntityTameable;
import net.minecraft.pathfinding.PathNavigate;
import net.minecraft.util.MathHelper;
import net.minecraft.world.World;
public class EntityAIFollowOwner extends EntityAIBase
{
private EntityTameable thePet;
private EntityLiving theOwner;
World theWorld;
private float field_75336_f;
private PathNavigate petPathfinder;
private int field_75343_h;
float maxDist;
float minDist;
private boolean field_75344_i;
public EntityAIFollowOwner(EntityTameable par1EntityTameable, float par2, float par3, float par4)
{
this.thePet = par1EntityTameable;
this.theWorld = par1EntityTameable.worldObj;
this.field_75336_f = par2;
this.petPathfinder = par1EntityTameable.getNavigator();
this.minDist = par3;
this.maxDist = par4;
this.setMutexBits(3);
}
/**
* Returns whether the EntityAIBase should begin execution.
*/
public boolean shouldExecute()
{
EntityLiving entityliving = this.thePet.getOwner();
if (entityliving == null)
{
return false;
}
else if (this.thePet.isSitting())
{
return false;
}
else if (this.thePet.getDistanceSqToEntity(entityliving) < (double)(this.minDist * this.minDist))
{
return false;
}
else
{
this.theOwner = entityliving;
return true;
}
}
/**
* Returns whether an in-progress EntityAIBase should continue executing
*/
public boolean continueExecuting()
{
return !this.petPathfinder.noPath() && this.thePet.getDistanceSqToEntity(this.theOwner) > (double)(this.maxDist * this.maxDist) && !this.thePet.isSitting();
}
/**
* Execute a one shot task or start executing a continuous task
*/
public void startExecuting()
{
this.field_75343_h = 0;
this.field_75344_i = this.thePet.getNavigator().getAvoidsWater();
this.thePet.getNavigator().setAvoidsWater(false);
}
/**
* Resets the task
*/
public void resetTask()
{
this.theOwner = null;
this.petPathfinder.clearPathEntity();
this.thePet.getNavigator().setAvoidsWater(this.field_75344_i);
}
/**
* Updates the task
*/
public void updateTask()
{
this.thePet.getLookHelper().setLookPositionWithEntity(this.theOwner, 10.0F, (float)this.thePet.getVerticalFaceSpeed());
if (!this.thePet.isSitting())
{
if (--this.field_75343_h <= 0)
{
this.field_75343_h = 10;
if (!this.petPathfinder.tryMoveToEntityLiving(this.theOwner, this.field_75336_f))
{
if (this.thePet.getDistanceSqToEntity(this.theOwner) >= 144.0D)
{
int i = MathHelper.floor_double(this.theOwner.posX) - 2;
int j = MathHelper.floor_double(this.theOwner.posZ) - 2;
int k = MathHelper.floor_double(this.theOwner.boundingBox.minY);
for (int l = 0; l <= 4; ++l)
{
for (int i1 = 0; i1 <= 4; ++i1)
{
if ((l < 1 || i1 < 1 || l > 3 || i1 > 3) && this.theWorld.doesBlockHaveSolidTopSurface(i + l, k - 1, j + i1) && !this.theWorld.isBlockNormalCube(i + l, k, j + i1) && !this.theWorld.isBlockNormalCube(i + l, k + 1, j + i1))
{
this.thePet.setLocationAndAngles((double)((float)(i + l) + 0.5F), (double)k, (double)((float)(j + i1) + 0.5F), this.thePet.rotationYaw, this.thePet.rotationPitch);
this.petPathfinder.clearPathEntity();
return;
}
}
}
}
}
}
}
}
}