    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.client.renderer.texture.IconRegister;
    008import net.minecraft.entity.player.EntityPlayer;
    009import net.minecraft.item.Item;
    010import net.minecraft.util.AxisAlignedBB;
    011import net.minecraft.util.Icon;
    012import net.minecraft.world.IBlockAccess;
    013import net.minecraft.world.World;
    014
    015public class BlockCake extends Block
    016{
    017    @SideOnly(Side.CLIENT)
    018    private Icon cakeTopIcon;
    019    @SideOnly(Side.CLIENT)
    020    private Icon cakeBottomIcon;
    021    @SideOnly(Side.CLIENT)
    022    private Icon field_94382_c;
    023
    024    protected BlockCake(int par1)
    025    {
    026        super(par1, Material.cake);
    027        this.setTickRandomly(true);
    028    }
    029
    030    /**
    031     * Updates the blocks bounds based on its current state. Args: world, x, y, z
    032     */
    033    public void setBlockBoundsBasedOnState(IBlockAccess par1IBlockAccess, int par2, int par3, int par4)
    034    {
    035        int l = par1IBlockAccess.getBlockMetadata(par2, par3, par4);
    036        float f = 0.0625F;
    037        float f1 = (float)(1 + l * 2) / 16.0F;
    038        float f2 = 0.5F;
    039        this.setBlockBounds(f1, 0.0F, f, 1.0F - f, f2, 1.0F - f);
    040    }
    041
    042    /**
    043     * Sets the block's bounds for rendering it as an item
    044     */
    045    public void setBlockBoundsForItemRender()
    046    {
    047        float f = 0.0625F;
    048        float f1 = 0.5F;
    049        this.setBlockBounds(f, 0.0F, f, 1.0F - f, f1, 1.0F - f);
    050    }
    051
    052    /**
    053     * Returns a bounding box from the pool of bounding boxes (this means this box can change after the pool has been
    054     * cleared to be reused)
    055     */
    056    public AxisAlignedBB getCollisionBoundingBoxFromPool(World par1World, int par2, int par3, int par4)
    057    {
    058        int l = par1World.getBlockMetadata(par2, par3, par4);
    059        float f = 0.0625F;
    060        float f1 = (float)(1 + l * 2) / 16.0F;
    061        float f2 = 0.5F;
    062        return AxisAlignedBB.getAABBPool().getAABB((double)((float)par2 + f1), (double)par3, (double)((float)par4 + f), (double)((float)(par2 + 1) - f), (double)((float)par3 + f2 - f), (double)((float)(par4 + 1) - f));
    063    }
    064
    065    /**
    066     * If this block doesn't render as an ordinary block it will return False (examples: signs, buttons, stairs, etc)
    067     */
    068    public boolean renderAsNormalBlock()
    069    {
    070        return false;
    071    }
    072
    073    @SideOnly(Side.CLIENT)
    074
    075    /**
    076     * Returns the bounding box of the wired rectangular prism to render.
    077     */
    078    public AxisAlignedBB getSelectedBoundingBoxFromPool(World par1World, int par2, int par3, int par4)
    079    {
    080        int l = par1World.getBlockMetadata(par2, par3, par4);
    081        float f = 0.0625F;
    082        float f1 = (float)(1 + l * 2) / 16.0F;
    083        float f2 = 0.5F;
    084        return AxisAlignedBB.getAABBPool().getAABB((double)((float)par2 + f1), (double)par3, (double)((float)par4 + f), (double)((float)(par2 + 1) - f), (double)((float)par3 + f2), (double)((float)(par4 + 1) - f));
    085    }
    086
    087    @SideOnly(Side.CLIENT)
    088
    089    /**
    090     * From the specified side and block metadata retrieves the blocks texture. Args: side, metadata
    091     */
    092    public Icon getIcon(int par1, int par2)
    093    {
    094        return par1 == 1 ? this.cakeTopIcon : (par1 == 0 ? this.cakeBottomIcon : (par2 > 0 && par1 == 4 ? this.field_94382_c : this.blockIcon));
    095    }
    096
    097    @SideOnly(Side.CLIENT)
    098
    099    /**
    100     * When this method is called, your block should register all the icons it needs with the given IconRegister. This
    101     * is the only chance you get to register icons.
    102     */
    103    public void registerIcons(IconRegister par1IconRegister)
    104    {
    105        this.blockIcon = par1IconRegister.registerIcon("cake_side");
    106        this.field_94382_c = par1IconRegister.registerIcon("cake_inner");
    107        this.cakeTopIcon = par1IconRegister.registerIcon("cake_top");
    108        this.cakeBottomIcon = par1IconRegister.registerIcon("cake_bottom");
    109    }
    110
    111    /**
    112     * Is this block (a) opaque and (b) a full 1m cube?  This determines whether or not to render the shared face of two
    113     * adjacent blocks and also whether the player can attach torches, redstone wire, etc to this block.
    114     */
    115    public boolean isOpaqueCube()
    116    {
    117        return false;
    118    }
    119
    120    /**
    121     * Called upon block activation (right click on the block.)
    122     */
    123    public boolean onBlockActivated(World par1World, int par2, int par3, int par4, EntityPlayer par5EntityPlayer, int par6, float par7, float par8, float par9)
    124    {
    125        this.eatCakeSlice(par1World, par2, par3, par4, par5EntityPlayer);
    126        return true;
    127    }
    128
    129    /**
    130     * Called when the block is clicked by a player. Args: x, y, z, entityPlayer
    131     */
    132    public void onBlockClicked(World par1World, int par2, int par3, int par4, EntityPlayer par5EntityPlayer)
    133    {
    134        this.eatCakeSlice(par1World, par2, par3, par4, par5EntityPlayer);
    135    }
    136
    137    /**
    138     * Heals the player and removes a slice from the cake.
    139     */
    140    private void eatCakeSlice(World par1World, int par2, int par3, int par4, EntityPlayer par5EntityPlayer)
    141    {
    142        if (par5EntityPlayer.canEat(false))
    143        {
    144            par5EntityPlayer.getFoodStats().addStats(2, 0.1F);
    145            int l = par1World.getBlockMetadata(par2, par3, par4) + 1;
    146
    147            if (l >= 6)
    148            {
    149                par1World.setBlockToAir(par2, par3, par4);
    150            }
    151            else
    152            {
    153                par1World.setBlockMetadataWithNotify(par2, par3, par4, l, 2);
    154            }
    155        }
    156    }
    157
    158    /**
    159     * Checks to see if its valid to put this block at the specified coordinates. Args: world, x, y, z
    160     */
    161    public boolean canPlaceBlockAt(World par1World, int par2, int par3, int par4)
    162    {
    163        return !super.canPlaceBlockAt(par1World, par2, par3, par4) ? false : this.canBlockStay(par1World, par2, par3, par4);
    164    }
    165
    166    /**
    167     * Lets the block know when one of its neighbor changes. Doesn't know which neighbor changed (coordinates passed are
    168     * their own) Args: x, y, z, neighbor blockID
    169     */
    170    public void onNeighborBlockChange(World par1World, int par2, int par3, int par4, int par5)
    171    {
    172        if (!this.canBlockStay(par1World, par2, par3, par4))
    173        {
    174            par1World.setBlockToAir(par2, par3, par4);
    175        }
    176    }
    177
    178    /**
    179     * Can this block stay at this position.  Similar to canPlaceBlockAt except gets checked often with plants.
    180     */
    181    public boolean canBlockStay(World par1World, int par2, int par3, int par4)
    182    {
    183        return par1World.getBlockMaterial(par2, par3 - 1, par4).isSolid();
    184    }
    185
    186    /**
    187     * Returns the quantity of items to drop on block destruction.
    188     */
    189    public int quantityDropped(Random par1Random)
    190    {
    191        return 0;
    192    }
    193
    194    /**
    195     * Returns the ID of the items to drop on destruction.
    196     */
    197    public int idDropped(int par1, Random par2Random, int par3)
    198    {
    199        return 0;
    200    }
    201
    202    @SideOnly(Side.CLIENT)
    203
    204    /**
    205     * only called by clickMiddleMouseButton , and passed to inventory.setCurrentItem (along with isCreative)
    206     */
    207    public int idPicked(World par1World, int par2, int par3, int par4)
    208    {
    209        return Item.cake.itemID;
    210    }
    211}