001 package net.minecraft.src;
002
003 import cpw.mods.fml.common.Side;
004 import cpw.mods.fml.common.asm.SideOnly;
005
006 public class EntityWitherSkull extends EntityFireball
007 {
008 public EntityWitherSkull(World par1World)
009 {
010 super(par1World);
011 this.setSize(0.3125F, 0.3125F);
012 }
013
014 public EntityWitherSkull(World par1World, EntityLiving par2EntityLiving, double par3, double par5, double par7)
015 {
016 super(par1World, par2EntityLiving, par3, par5, par7);
017 this.setSize(0.3125F, 0.3125F);
018 }
019
020 /**
021 * Return the motion factor for this projectile. The factor is multiplied by the original motion.
022 */
023 protected float getMotionFactor()
024 {
025 return this.isInvulnerable() ? 0.73F : super.getMotionFactor();
026 }
027
028 @SideOnly(Side.CLIENT)
029 public EntityWitherSkull(World par1World, double par2, double par4, double par6, double par8, double par10, double par12)
030 {
031 super(par1World, par2, par4, par6, par8, par10, par12);
032 this.setSize(0.3125F, 0.3125F);
033 }
034
035 /**
036 * Returns true if the entity is on fire. Used by render to add the fire effect on rendering.
037 */
038 public boolean isBurning()
039 {
040 return false;
041 }
042
043 public float func_82146_a(Explosion par1Explosion, Block par2Block, int par3, int par4, int par5)
044 {
045 float var6 = super.func_82146_a(par1Explosion, par2Block, par3, par4, par5);
046
047 if (this.isInvulnerable() && par2Block != Block.bedrock && par2Block != Block.endPortal && par2Block != Block.endPortalFrame)
048 {
049 var6 = Math.min(0.8F, var6);
050 }
051
052 return var6;
053 }
054
055 /**
056 * Called when this EntityFireball hits a block or entity.
057 */
058 protected void onImpact(MovingObjectPosition par1MovingObjectPosition)
059 {
060 if (!this.worldObj.isRemote)
061 {
062 if (par1MovingObjectPosition.entityHit != null)
063 {
064 if (this.shootingEntity != null)
065 {
066 if (par1MovingObjectPosition.entityHit.attackEntityFrom(DamageSource.causeMobDamage(this.shootingEntity), 8) && !par1MovingObjectPosition.entityHit.isEntityAlive())
067 {
068 this.shootingEntity.heal(5);
069 }
070 }
071 else
072 {
073 par1MovingObjectPosition.entityHit.attackEntityFrom(DamageSource.magic, 5);
074 }
075
076 if (par1MovingObjectPosition.entityHit instanceof EntityLiving)
077 {
078 byte var2 = 0;
079
080 if (this.worldObj.difficultySetting > 1)
081 {
082 if (this.worldObj.difficultySetting == 2)
083 {
084 var2 = 10;
085 }
086 else if (this.worldObj.difficultySetting == 3)
087 {
088 var2 = 40;
089 }
090 }
091
092 if (var2 > 0)
093 {
094 ((EntityLiving)par1MovingObjectPosition.entityHit).addPotionEffect(new PotionEffect(Potion.wither.id, 20 * var2, 1));
095 }
096 }
097 }
098
099 this.worldObj.newExplosion(this, this.posX, this.posY, this.posZ, 1.0F, false, this.worldObj.getGameRules().getGameRuleBooleanValue("mobGriefing"));
100 this.setDead();
101 }
102 }
103
104 /**
105 * Returns true if other Entities should be prevented from moving through this Entity.
106 */
107 public boolean canBeCollidedWith()
108 {
109 return false;
110 }
111
112 /**
113 * Called when the entity is attacked.
114 */
115 public boolean attackEntityFrom(DamageSource par1DamageSource, int par2)
116 {
117 return false;
118 }
119
120 protected void entityInit()
121 {
122 this.dataWatcher.addObject(10, Byte.valueOf((byte)0));
123 }
124
125 /**
126 * Return whether this skull comes from an invulnerable (aura) wither boss.
127 */
128 public boolean isInvulnerable()
129 {
130 return this.dataWatcher.getWatchableObjectByte(10) == 1;
131 }
132
133 /**
134 * Set whether this skull comes from an invulnerable (aura) wither boss.
135 */
136 public void setInvulnerable(boolean par1)
137 {
138 this.dataWatcher.updateObject(10, Byte.valueOf((byte)(par1 ? 1 : 0)));
139 }
140 }