package net.minecraft.tileentity; import cpw.mods.fml.relauncher.Side; import cpw.mods.fml.relauncher.SideOnly; import java.util.Iterator; import java.util.List; import net.minecraft.block.Block; import net.minecraft.entity.player.EntityPlayer; import net.minecraft.inventory.IInventory; import net.minecraft.item.Item; import net.minecraft.item.ItemStack; import net.minecraft.nbt.NBTTagCompound; import net.minecraft.network.packet.Packet; import net.minecraft.network.packet.Packet132TileEntityData; import net.minecraft.potion.Potion; import net.minecraft.potion.PotionEffect; import net.minecraft.util.AxisAlignedBB; public class TileEntityBeacon extends TileEntity implements IInventory { /** List of effects that Beacon can apply */ public static final Potion[][] effectsList = new Potion[][] {{Potion.moveSpeed, Potion.digSpeed}, {Potion.resistance, Potion.jump}, {Potion.damageBoost}, {Potion.regeneration}}; @SideOnly(Side.CLIENT) private long field_82137_b; @SideOnly(Side.CLIENT) private float field_82138_c; private boolean isBeaconActive; /** Level of this beacon's pyramid. */ private int levels = -1; /** Primary potion effect given by this beacon. */ private int primaryEffect; /** Secondary potion effect given by this beacon. */ private int secondaryEffect; /** Item given to this beacon as payment. */ private ItemStack payment; private String field_94048_i; /** * Allows the entity to update its state. Overridden in most subclasses, e.g. the mob spawner uses this to count * ticks and creates a new spawn inside its implementation. */ public void updateEntity() { if (this.worldObj.getTotalWorldTime() % 80L == 0L) { this.updateState(); this.addEffectsToPlayers(); } } private void addEffectsToPlayers() { if (this.isBeaconActive && this.levels > 0 && !this.worldObj.isRemote && this.primaryEffect > 0) { double d0 = (double)(this.levels * 10 + 10); byte b0 = 0; if (this.levels >= 4 && this.primaryEffect == this.secondaryEffect) { b0 = 1; } AxisAlignedBB axisalignedbb = AxisAlignedBB.getAABBPool().getAABB((double)this.xCoord, (double)this.yCoord, (double)this.zCoord, (double)(this.xCoord + 1), (double)(this.yCoord + 1), (double)(this.zCoord + 1)).expand(d0, d0, d0); axisalignedbb.maxY = (double)this.worldObj.getHeight(); List list = this.worldObj.getEntitiesWithinAABB(EntityPlayer.class, axisalignedbb); Iterator iterator = list.iterator(); EntityPlayer entityplayer; while (iterator.hasNext()) { entityplayer = (EntityPlayer)iterator.next(); entityplayer.addPotionEffect(new PotionEffect(this.primaryEffect, 180, b0, true)); } if (this.levels >= 4 && this.primaryEffect != this.secondaryEffect && this.secondaryEffect > 0) { iterator = list.iterator(); while (iterator.hasNext()) { entityplayer = (EntityPlayer)iterator.next(); entityplayer.addPotionEffect(new PotionEffect(this.secondaryEffect, 180, 0, true)); } } } } /** * Checks if the Beacon has a valid pyramid underneath and direct sunlight above */ private void updateState() { if (!this.worldObj.canBlockSeeTheSky(this.xCoord, this.yCoord + 1, this.zCoord)) { this.isBeaconActive = false; this.levels = 0; } else { this.isBeaconActive = true; this.levels = 0; for (int i = 1; i <= 4; this.levels = i++) { int j = this.yCoord - i; if (j < 0) { break; } boolean flag = true; for (int k = this.xCoord - i; k <= this.xCoord + i && flag; ++k) { for (int l = this.zCoord - i; l <= this.zCoord + i; ++l) { int i1 = this.worldObj.getBlockId(k, j, l); Block block = Block.blocksList[i1]; if (block == null || !block.isBeaconBase(worldObj, k, j, l, xCoord, yCoord, zCoord)) { flag = false; break; } } } if (!flag) { break; } } if (this.levels == 0) { this.isBeaconActive = false; } } } @SideOnly(Side.CLIENT) public float func_82125_v_() { if (!this.isBeaconActive) { return 0.0F; } else { int i = (int)(this.worldObj.getTotalWorldTime() - this.field_82137_b); this.field_82137_b = this.worldObj.getTotalWorldTime(); if (i > 1) { this.field_82138_c -= (float)i / 40.0F; if (this.field_82138_c < 0.0F) { this.field_82138_c = 0.0F; } } this.field_82138_c += 0.025F; if (this.field_82138_c > 1.0F) { this.field_82138_c = 1.0F; } return this.field_82138_c; } } /** * Return the primary potion effect given by this beacon. */ public int getPrimaryEffect() { return this.primaryEffect; } /** * Return the secondary potion effect given by this beacon. */ public int getSecondaryEffect() { return this.secondaryEffect; } /** * Return the levels of this beacon's pyramid. */ public int getLevels() { return this.levels; } @SideOnly(Side.CLIENT) /** * Set the levels of this beacon's pyramid. */ public void setLevels(int par1) { this.levels = par1; } public void setPrimaryEffect(int par1) { this.primaryEffect = 0; for (int j = 0; j < this.levels && j < 3; ++j) { Potion[] apotion = effectsList[j]; int k = apotion.length; for (int l = 0; l < k; ++l) { Potion potion = apotion[l]; if (potion.id == par1) { this.primaryEffect = par1; return; } } } } public void setSecondaryEffect(int par1) { this.secondaryEffect = 0; if (this.levels >= 4) { for (int j = 0; j < 4; ++j) { Potion[] apotion = effectsList[j]; int k = apotion.length; for (int l = 0; l < k; ++l) { Potion potion = apotion[l]; if (potion.id == par1) { this.secondaryEffect = par1; return; } } } } } /** * Overriden in a sign to provide the text. */ public Packet getDescriptionPacket() { NBTTagCompound nbttagcompound = new NBTTagCompound(); this.writeToNBT(nbttagcompound); return new Packet132TileEntityData(this.xCoord, this.yCoord, this.zCoord, 3, nbttagcompound); } @SideOnly(Side.CLIENT) public double getMaxRenderDistanceSquared() { return 65536.0D; } /** * Reads a tile entity from NBT. */ public void readFromNBT(NBTTagCompound par1NBTTagCompound) { super.readFromNBT(par1NBTTagCompound); this.primaryEffect = par1NBTTagCompound.getInteger("Primary"); this.secondaryEffect = par1NBTTagCompound.getInteger("Secondary"); this.levels = par1NBTTagCompound.getInteger("Levels"); } /** * Writes a tile entity to NBT. */ public void writeToNBT(NBTTagCompound par1NBTTagCompound) { super.writeToNBT(par1NBTTagCompound); par1NBTTagCompound.setInteger("Primary", this.primaryEffect); par1NBTTagCompound.setInteger("Secondary", this.secondaryEffect); par1NBTTagCompound.setInteger("Levels", this.levels); } /** * Returns the number of slots in the inventory. */ public int getSizeInventory() { return 1; } /** * Returns the stack in slot i */ public ItemStack getStackInSlot(int par1) { return par1 == 0 ? this.payment : null; } /** * Removes from an inventory slot (first arg) up to a specified number (second arg) of items and returns them in a * new stack. */ public ItemStack decrStackSize(int par1, int par2) { if (par1 == 0 && this.payment != null) { if (par2 >= this.payment.stackSize) { ItemStack itemstack = this.payment; this.payment = null; return itemstack; } else { this.payment.stackSize -= par2; return new ItemStack(this.payment.itemID, par2, this.payment.getItemDamage()); } } else { return null; } } /** * When some containers are closed they call this on each slot, then drop whatever it returns as an EntityItem - * like when you close a workbench GUI. */ public ItemStack getStackInSlotOnClosing(int par1) { if (par1 == 0 && this.payment != null) { ItemStack itemstack = this.payment; this.payment = null; return itemstack; } else { return null; } } /** * Sets the given item stack to the specified slot in the inventory (can be crafting or armor sections). */ public void setInventorySlotContents(int par1, ItemStack par2ItemStack) { if (par1 == 0) { this.payment = par2ItemStack; } } /** * Returns the name of the inventory. */ public String getInvName() { return this.isInvNameLocalized() ? this.field_94048_i : "container.beacon"; } /** * If this returns false, the inventory name will be used as an unlocalized name, and translated into the player's * language. Otherwise it will be used directly. */ public boolean isInvNameLocalized() { return this.field_94048_i != null && this.field_94048_i.length() > 0; } public void func_94047_a(String par1Str) { this.field_94048_i = par1Str; } /** * Returns the maximum stack size for a inventory slot. Seems to always be 64, possibly will be extended. *Isn't * this more of a set than a get?* */ public int getInventoryStackLimit() { return 1; } /** * Do not make give this method the name canInteractWith because it clashes with Container */ public boolean isUseableByPlayer(EntityPlayer par1EntityPlayer) { return this.worldObj.getBlockTileEntity(this.xCoord, this.yCoord, this.zCoord) != this ? false : par1EntityPlayer.getDistanceSq((double)this.xCoord + 0.5D, (double)this.yCoord + 0.5D, (double)this.zCoord + 0.5D) <= 64.0D; } public void openChest() {} public void closeChest() {} /** * Returns true if automation is allowed to insert the given stack (ignoring stack size) into the given slot. */ public boolean isStackValidForSlot(int par1, ItemStack par2ItemStack) { return par2ItemStack.itemID == Item.emerald.itemID || par2ItemStack.itemID == Item.diamond.itemID || par2ItemStack.itemID == Item.ingotGold.itemID || par2ItemStack.itemID == Item.ingotIron.itemID; } }