    001package net.minecraft.block;
    002
    003import cpw.mods.fml.relauncher.Side;
    004import cpw.mods.fml.relauncher.SideOnly;
    005import java.util.Random;
    006import net.minecraft.block.material.Material;
    007import net.minecraft.entity.player.EntityPlayer;
    008import net.minecraft.item.Item;
    009import net.minecraft.util.AxisAlignedBB;
    010import net.minecraft.world.IBlockAccess;
    011import net.minecraft.world.World;
    012
    013public class BlockCake extends Block
    014{
    015    protected BlockCake(int par1, int par2)
    016    {
    017        super(par1, par2, Material.cake);
    018        this.setTickRandomly(true);
    019    }
    020
    021    /**
    022     * Updates the blocks bounds based on its current state. Args: world, x, y, z
    023     */
    024    public void setBlockBoundsBasedOnState(IBlockAccess par1IBlockAccess, int par2, int par3, int par4)
    025    {
    026        int var5 = par1IBlockAccess.getBlockMetadata(par2, par3, par4);
    027        float var6 = 0.0625F;
    028        float var7 = (float)(1 + var5 * 2) / 16.0F;
    029        float var8 = 0.5F;
    030        this.setBlockBounds(var7, 0.0F, var6, 1.0F - var6, var8, 1.0F - var6);
    031    }
    032
    033    /**
    034     * Sets the block's bounds for rendering it as an item
    035     */
    036    public void setBlockBoundsForItemRender()
    037    {
    038        float var1 = 0.0625F;
    039        float var2 = 0.5F;
    040        this.setBlockBounds(var1, 0.0F, var1, 1.0F - var1, var2, 1.0F - var1);
    041    }
    042
    043    /**
    044     * Returns a bounding box from the pool of bounding boxes (this means this box can change after the pool has been
    045     * cleared to be reused)
    046     */
    047    public AxisAlignedBB getCollisionBoundingBoxFromPool(World par1World, int par2, int par3, int par4)
    048    {
    049        int var5 = par1World.getBlockMetadata(par2, par3, par4);
    050        float var6 = 0.0625F;
    051        float var7 = (float)(1 + var5 * 2) / 16.0F;
    052        float var8 = 0.5F;
    053        return AxisAlignedBB.getAABBPool().addOrModifyAABBInPool((double)((float)par2 + var7), (double)par3, (double)((float)par4 + var6), (double)((float)(par2 + 1) - var6), (double)((float)par3 + var8 - var6), (double)((float)(par4 + 1) - var6));
    054    }
    055
    056    @SideOnly(Side.CLIENT)
    057
    058    /**
    059     * Returns the bounding box of the wired rectangular prism to render.
    060     */
    061    public AxisAlignedBB getSelectedBoundingBoxFromPool(World par1World, int par2, int par3, int par4)
    062    {
    063        int var5 = par1World.getBlockMetadata(par2, par3, par4);
    064        float var6 = 0.0625F;
    065        float var7 = (float)(1 + var5 * 2) / 16.0F;
    066        float var8 = 0.5F;
    067        return AxisAlignedBB.getAABBPool().addOrModifyAABBInPool((double)((float)par2 + var7), (double)par3, (double)((float)par4 + var6), (double)((float)(par2 + 1) - var6), (double)((float)par3 + var8), (double)((float)(par4 + 1) - var6));
    068    }
    069
    070    /**
    071     * From the specified side and block metadata retrieves the blocks texture. Args: side, metadata
    072     */
    073    public int getBlockTextureFromSideAndMetadata(int par1, int par2)
    074    {
    075        return par1 == 1 ? this.blockIndexInTexture : (par1 == 0 ? this.blockIndexInTexture + 3 : (par2 > 0 && par1 == 4 ? this.blockIndexInTexture + 2 : this.blockIndexInTexture + 1));
    076    }
    077
    078    /**
    079     * Returns the block texture based on the side being looked at.  Args: side
    080     */
    081    public int getBlockTextureFromSide(int par1)
    082    {
    083        return par1 == 1 ? this.blockIndexInTexture : (par1 == 0 ? this.blockIndexInTexture + 3 : this.blockIndexInTexture + 1);
    084    }
    085
    086    /**
    087     * If this block doesn't render as an ordinary block it will return False (examples: signs, buttons, stairs, etc)
    088     */
    089    public boolean renderAsNormalBlock()
    090    {
    091        return false;
    092    }
    093
    094    /**
    095     * Is this block (a) opaque and (b) a full 1m cube?  This determines whether or not to render the shared face of two
    096     * adjacent blocks and also whether the player can attach torches, redstone wire, etc to this block.
    097     */
    098    public boolean isOpaqueCube()
    099    {
    100        return false;
    101    }
    102
    103    /**
    104     * Called upon block activation (right click on the block.)
    105     */
    106    public boolean onBlockActivated(World par1World, int par2, int par3, int par4, EntityPlayer par5EntityPlayer, int par6, float par7, float par8, float par9)
    107    {
    108        this.eatCakeSlice(par1World, par2, par3, par4, par5EntityPlayer);
    109        return true;
    110    }
    111
    112    /**
    113     * Called when the block is clicked by a player. Args: x, y, z, entityPlayer
    114     */
    115    public void onBlockClicked(World par1World, int par2, int par3, int par4, EntityPlayer par5EntityPlayer)
    116    {
    117        this.eatCakeSlice(par1World, par2, par3, par4, par5EntityPlayer);
    118    }
    119
    120    /**
    121     * Heals the player and removes a slice from the cake.
    122     */
    123    private void eatCakeSlice(World par1World, int par2, int par3, int par4, EntityPlayer par5EntityPlayer)
    124    {
    125        if (par5EntityPlayer.canEat(false))
    126        {
    127            par5EntityPlayer.getFoodStats().addStats(2, 0.1F);
    128            int var6 = par1World.getBlockMetadata(par2, par3, par4) + 1;
    129
    130            if (var6 >= 6)
    131            {
    132                par1World.setBlockWithNotify(par2, par3, par4, 0);
    133            }
    134            else
    135            {
    136                par1World.setBlockMetadataWithNotify(par2, par3, par4, var6);
    137                par1World.markBlockForRenderUpdate2(par2, par3, par4);
    138            }
    139        }
    140    }
    141
    142    /**
    143     * Checks to see if its valid to put this block at the specified coordinates. Args: world, x, y, z
    144     */
    145    public boolean canPlaceBlockAt(World par1World, int par2, int par3, int par4)
    146    {
    147        return !super.canPlaceBlockAt(par1World, par2, par3, par4) ? false : this.canBlockStay(par1World, par2, par3, par4);
    148    }
    149
    150    /**
    151     * Lets the block know when one of its neighbor changes. Doesn't know which neighbor changed (coordinates passed are
    152     * their own) Args: x, y, z, neighbor blockID
    153     */
    154    public void onNeighborBlockChange(World par1World, int par2, int par3, int par4, int par5)
    155    {
    156        if (!this.canBlockStay(par1World, par2, par3, par4))
    157        {
    158            this.dropBlockAsItem(par1World, par2, par3, par4, par1World.getBlockMetadata(par2, par3, par4), 0);
    159            par1World.setBlockWithNotify(par2, par3, par4, 0);
    160        }
    161    }
    162
    163    /**
    164     * Can this block stay at this position.  Similar to canPlaceBlockAt except gets checked often with plants.
    165     */
    166    public boolean canBlockStay(World par1World, int par2, int par3, int par4)
    167    {
    168        return par1World.getBlockMaterial(par2, par3 - 1, par4).isSolid();
    169    }
    170
    171    /**
    172     * Returns the quantity of items to drop on block destruction.
    173     */
    174    public int quantityDropped(Random par1Random)
    175    {
    176        return 0;
    177    }
    178
    179    /**
    180     * Returns the ID of the items to drop on destruction.
    181     */
    182    public int idDropped(int par1, Random par2Random, int par3)
    183    {
    184        return 0;
    185    }
    186
    187    @SideOnly(Side.CLIENT)
    188
    189    /**
    190     * only called by clickMiddleMouseButton , and passed to inventory.setCurrentItem (along with isCreative)
    191     */
    192    public int idPicked(World par1World, int par2, int par3, int par4)
    193    {
    194        return Item.cake.itemID;
    195    }
    196}