001 package net.minecraft.entity.passive;
002
003 import net.minecraft.entity.EntityAgeable;
004 import net.minecraft.entity.ai.EntityAIControlledByPlayer;
005 import net.minecraft.entity.ai.EntityAIFollowParent;
006 import net.minecraft.entity.ai.EntityAILookIdle;
007 import net.minecraft.entity.ai.EntityAIMate;
008 import net.minecraft.entity.ai.EntityAIPanic;
009 import net.minecraft.entity.ai.EntityAISwimming;
010 import net.minecraft.entity.ai.EntityAITempt;
011 import net.minecraft.entity.ai.EntityAIWander;
012 import net.minecraft.entity.ai.EntityAIWatchClosest;
013 import net.minecraft.entity.effect.EntityLightningBolt;
014 import net.minecraft.entity.monster.EntityPigZombie;
015 import net.minecraft.entity.player.EntityPlayer;
016 import net.minecraft.item.Item;
017 import net.minecraft.item.ItemStack;
018 import net.minecraft.nbt.NBTTagCompound;
019 import net.minecraft.stats.AchievementList;
020 import net.minecraft.world.World;
021
022 public class EntityPig extends EntityAnimal
023 {
024 /** AI task for player control. */
025 private final EntityAIControlledByPlayer aiControlledByPlayer;
026
027 public EntityPig(World par1World)
028 {
029 super(par1World);
030 this.texture = "/mob/pig.png";
031 this.setSize(0.9F, 0.9F);
032 this.getNavigator().setAvoidsWater(true);
033 float var2 = 0.25F;
034 this.tasks.addTask(0, new EntityAISwimming(this));
035 this.tasks.addTask(1, new EntityAIPanic(this, 0.38F));
036 this.tasks.addTask(2, this.aiControlledByPlayer = new EntityAIControlledByPlayer(this, 0.34F));
037 this.tasks.addTask(3, new EntityAIMate(this, var2));
038 this.tasks.addTask(4, new EntityAITempt(this, 0.3F, Item.carrotOnAStick.shiftedIndex, false));
039 this.tasks.addTask(4, new EntityAITempt(this, 0.3F, Item.carrot.shiftedIndex, false));
040 this.tasks.addTask(5, new EntityAIFollowParent(this, 0.28F));
041 this.tasks.addTask(6, new EntityAIWander(this, var2));
042 this.tasks.addTask(7, new EntityAIWatchClosest(this, EntityPlayer.class, 6.0F));
043 this.tasks.addTask(8, new EntityAILookIdle(this));
044 }
045
046 /**
047 * Returns true if the newer Entity AI code should be run
048 */
049 public boolean isAIEnabled()
050 {
051 return true;
052 }
053
054 public int getMaxHealth()
055 {
056 return 10;
057 }
058
059 protected void updateAITasks()
060 {
061 super.updateAITasks();
062 }
063
064 /**
065 * returns true if all the conditions for steering the entity are met. For pigs, this is true if it is being ridden
066 * by a player and the player is holding a carrot-on-a-stick
067 */
068 public boolean canBeSteered()
069 {
070 ItemStack var1 = ((EntityPlayer)this.riddenByEntity).getHeldItem();
071 return var1 != null && var1.itemID == Item.carrotOnAStick.shiftedIndex;
072 }
073
074 protected void entityInit()
075 {
076 super.entityInit();
077 this.dataWatcher.addObject(16, Byte.valueOf((byte)0));
078 }
079
080 /**
081 * (abstract) Protected helper method to write subclass entity data to NBT.
082 */
083 public void writeEntityToNBT(NBTTagCompound par1NBTTagCompound)
084 {
085 super.writeEntityToNBT(par1NBTTagCompound);
086 par1NBTTagCompound.setBoolean("Saddle", this.getSaddled());
087 }
088
089 /**
090 * (abstract) Protected helper method to read subclass entity data from NBT.
091 */
092 public void readEntityFromNBT(NBTTagCompound par1NBTTagCompound)
093 {
094 super.readEntityFromNBT(par1NBTTagCompound);
095 this.setSaddled(par1NBTTagCompound.getBoolean("Saddle"));
096 }
097
098 /**
099 * Returns the sound this mob makes while it's alive.
100 */
101 protected String getLivingSound()
102 {
103 return "mob.pig.say";
104 }
105
106 /**
107 * Returns the sound this mob makes when it is hurt.
108 */
109 protected String getHurtSound()
110 {
111 return "mob.pig.say";
112 }
113
114 /**
115 * Returns the sound this mob makes on death.
116 */
117 protected String getDeathSound()
118 {
119 return "mob.pig.death";
120 }
121
122 /**
123 * Plays step sound at given x, y, z for the entity
124 */
125 protected void playStepSound(int par1, int par2, int par3, int par4)
126 {
127 this.func_85030_a("mob.pig.step", 0.15F, 1.0F);
128 }
129
130 /**
131 * Called when a player interacts with a mob. e.g. gets milk from a cow, gets into the saddle on a pig.
132 */
133 public boolean interact(EntityPlayer par1EntityPlayer)
134 {
135 if (super.interact(par1EntityPlayer))
136 {
137 return true;
138 }
139 else if (this.getSaddled() && !this.worldObj.isRemote && (this.riddenByEntity == null || this.riddenByEntity == par1EntityPlayer))
140 {
141 par1EntityPlayer.mountEntity(this);
142 return true;
143 }
144 else
145 {
146 return false;
147 }
148 }
149
150 /**
151 * Returns the item ID for the item the mob drops on death.
152 */
153 protected int getDropItemId()
154 {
155 return this.isBurning() ? Item.porkCooked.shiftedIndex : Item.porkRaw.shiftedIndex;
156 }
157
158 /**
159 * Drop 0-2 items of this living's type
160 */
161 protected void dropFewItems(boolean par1, int par2)
162 {
163 int var3 = this.rand.nextInt(3) + 1 + this.rand.nextInt(1 + par2);
164
165 for (int var4 = 0; var4 < var3; ++var4)
166 {
167 if (this.isBurning())
168 {
169 this.dropItem(Item.porkCooked.shiftedIndex, 1);
170 }
171 else
172 {
173 this.dropItem(Item.porkRaw.shiftedIndex, 1);
174 }
175 }
176
177 if (this.getSaddled())
178 {
179 this.dropItem(Item.saddle.shiftedIndex, 1);
180 }
181 }
182
183 /**
184 * Returns true if the pig is saddled.
185 */
186 public boolean getSaddled()
187 {
188 return (this.dataWatcher.getWatchableObjectByte(16) & 1) != 0;
189 }
190
191 /**
192 * Set or remove the saddle of the pig.
193 */
194 public void setSaddled(boolean par1)
195 {
196 if (par1)
197 {
198 this.dataWatcher.updateObject(16, Byte.valueOf((byte)1));
199 }
200 else
201 {
202 this.dataWatcher.updateObject(16, Byte.valueOf((byte)0));
203 }
204 }
205
206 /**
207 * Called when a lightning bolt hits the entity.
208 */
209 public void onStruckByLightning(EntityLightningBolt par1EntityLightningBolt)
210 {
211 if (!this.worldObj.isRemote)
212 {
213 EntityPigZombie var2 = new EntityPigZombie(this.worldObj);
214 var2.setLocationAndAngles(this.posX, this.posY, this.posZ, this.rotationYaw, this.rotationPitch);
215 this.worldObj.spawnEntityInWorld(var2);
216 this.setDead();
217 }
218 }
219
220 /**
221 * Called when the mob is falling. Calculates and applies fall damage.
222 */
223 protected void fall(float par1)
224 {
225 super.fall(par1);
226
227 if (par1 > 5.0F && this.riddenByEntity instanceof EntityPlayer)
228 {
229 ((EntityPlayer)this.riddenByEntity).triggerAchievement(AchievementList.flyPig);
230 }
231 }
232
233 /**
234 * This function is used when two same-species animals in 'love mode' breed to generate the new baby animal.
235 */
236 public EntityPig spawnBabyAnimal(EntityAgeable par1EntityAgeable)
237 {
238 return new EntityPig(this.worldObj);
239 }
240
241 /**
242 * Checks if the parameter is an item which this animal can be fed to breed it (wheat, carrots or seeds depending on
243 * the animal type)
244 */
245 public boolean isBreedingItem(ItemStack par1ItemStack)
246 {
247 return par1ItemStack != null && par1ItemStack.itemID == Item.carrot.shiftedIndex;
248 }
249
250 /**
251 * Return the AI task for player control.
252 */
253 public EntityAIControlledByPlayer getAIControlledByPlayer()
254 {
255 return this.aiControlledByPlayer;
256 }
257
258 public EntityAgeable func_90011_a(EntityAgeable par1EntityAgeable)
259 {
260 return this.spawnBabyAnimal(par1EntityAgeable);
261 }
262 }