    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.creativetab.CreativeTabs;
    009import net.minecraft.entity.Entity;
    010import net.minecraft.util.AxisAlignedBB;
    011import net.minecraft.util.DamageSource;
    012import net.minecraft.util.Icon;
    013import net.minecraft.world.World;
    014
    015import net.minecraftforge.common.EnumPlantType;
    016import net.minecraftforge.common.ForgeDirection;
    017import net.minecraftforge.common.IPlantable;
    018
    019public class BlockCactus extends Block implements IPlantable
    020{
    021    @SideOnly(Side.CLIENT)
    022    private Icon cactusTopIcon;
    023    @SideOnly(Side.CLIENT)
    024    private Icon cactusBottomIcon;
    025
    026    protected BlockCactus(int par1)
    027    {
    028        super(par1, Material.cactus);
    029        this.setTickRandomly(true);
    030        this.setCreativeTab(CreativeTabs.tabDecorations);
    031    }
    032
    033    /**
    034     * Ticks the block if it's been scheduled
    035     */
    036    public void updateTick(World par1World, int par2, int par3, int par4, Random par5Random)
    037    {
    038        if (par1World.isAirBlock(par2, par3 + 1, par4))
    039        {
    040            int l;
    041
    042            for (l = 1; par1World.getBlockId(par2, par3 - l, par4) == this.blockID; ++l)
    043            {
    044                ;
    045            }
    046
    047            if (l < 3)
    048            {
    049                int i1 = par1World.getBlockMetadata(par2, par3, par4);
    050
    051                if (i1 == 15)
    052                {
    053                    par1World.setBlock(par2, par3 + 1, par4, this.blockID);
    054                    par1World.setBlockMetadataWithNotify(par2, par3, par4, 0, 4);
    055                    this.onNeighborBlockChange(par1World, par2, par3 + 1, par4, this.blockID);
    056                }
    057                else
    058                {
    059                    par1World.setBlockMetadataWithNotify(par2, par3, par4, i1 + 1, 4);
    060                }
    061            }
    062        }
    063    }
    064
    065    /**
    066     * Returns a bounding box from the pool of bounding boxes (this means this box can change after the pool has been
    067     * cleared to be reused)
    068     */
    069    public AxisAlignedBB getCollisionBoundingBoxFromPool(World par1World, int par2, int par3, int par4)
    070    {
    071        float f = 0.0625F;
    072        return AxisAlignedBB.getAABBPool().getAABB((double)((float)par2 + f), (double)par3, (double)((float)par4 + f), (double)((float)(par2 + 1) - f), (double)((float)(par3 + 1) - f), (double)((float)(par4 + 1) - f));
    073    }
    074
    075    /**
    076     * If this block doesn't render as an ordinary block it will return False (examples: signs, buttons, stairs, etc)
    077     */
    078    public boolean renderAsNormalBlock()
    079    {
    080        return false;
    081    }
    082
    083    @SideOnly(Side.CLIENT)
    084
    085    /**
    086     * Returns the bounding box of the wired rectangular prism to render.
    087     */
    088    public AxisAlignedBB getSelectedBoundingBoxFromPool(World par1World, int par2, int par3, int par4)
    089    {
    090        float f = 0.0625F;
    091        return AxisAlignedBB.getAABBPool().getAABB((double)((float)par2 + f), (double)par3, (double)((float)par4 + f), (double)((float)(par2 + 1) - f), (double)(par3 + 1), (double)((float)(par4 + 1) - f));
    092    }
    093
    094    @SideOnly(Side.CLIENT)
    095
    096    /**
    097     * From the specified side and block metadata retrieves the blocks texture. Args: side, metadata
    098     */
    099    public Icon getIcon(int par1, int par2)
    100    {
    101        return par1 == 1 ? this.cactusTopIcon : (par1 == 0 ? this.cactusBottomIcon : this.blockIcon);
    102    }
    103
    104    /**
    105     * Is this block (a) opaque and (b) a full 1m cube?  This determines whether or not to render the shared face of two
    106     * adjacent blocks and also whether the player can attach torches, redstone wire, etc to this block.
    107     */
    108    public boolean isOpaqueCube()
    109    {
    110        return false;
    111    }
    112
    113    /**
    114     * The type of render function that is called for this block
    115     */
    116    public int getRenderType()
    117    {
    118        return 13;
    119    }
    120
    121    /**
    122     * Checks to see if its valid to put this block at the specified coordinates. Args: world, x, y, z
    123     */
    124    public boolean canPlaceBlockAt(World par1World, int par2, int par3, int par4)
    125    {
    126        return !super.canPlaceBlockAt(par1World, par2, par3, par4) ? false : this.canBlockStay(par1World, par2, par3, par4);
    127    }
    128
    129    /**
    130     * Lets the block know when one of its neighbor changes. Doesn't know which neighbor changed (coordinates passed are
    131     * their own) Args: x, y, z, neighbor blockID
    132     */
    133    public void onNeighborBlockChange(World par1World, int par2, int par3, int par4, int par5)
    134    {
    135        if (!this.canBlockStay(par1World, par2, par3, par4))
    136        {
    137            par1World.destroyBlock(par2, par3, par4, true);
    138        }
    139    }
    140
    141    /**
    142     * Can this block stay at this position.  Similar to canPlaceBlockAt except gets checked often with plants.
    143     */
    144    public boolean canBlockStay(World par1World, int par2, int par3, int par4)
    145    {
    146        if (par1World.getBlockMaterial(par2 - 1, par3, par4).isSolid())
    147        {
    148            return false;
    149        }
    150        else if (par1World.getBlockMaterial(par2 + 1, par3, par4).isSolid())
    151        {
    152            return false;
    153        }
    154        else if (par1World.getBlockMaterial(par2, par3, par4 - 1).isSolid())
    155        {
    156            return false;
    157        }
    158        else if (par1World.getBlockMaterial(par2, par3, par4 + 1).isSolid())
    159        {
    160            return false;
    161        }
    162        else
    163        {
    164            int l = par1World.getBlockId(par2, par3 - 1, par4);
    165            return blocksList[l] != null && blocksList[l].canSustainPlant(par1World, par2, par3 - 1, par4, ForgeDirection.UP, this);
    166        }
    167    }
    168
    169    /**
    170     * Triggered whenever an entity collides with this block (enters into the block). Args: world, x, y, z, entity
    171     */
    172    public void onEntityCollidedWithBlock(World par1World, int par2, int par3, int par4, Entity par5Entity)
    173    {
    174        par5Entity.attackEntityFrom(DamageSource.cactus, 1);
    175    }
    176
    177    @SideOnly(Side.CLIENT)
    178
    179    /**
    180     * When this method is called, your block should register all the icons it needs with the given IconRegister. This
    181     * is the only chance you get to register icons.
    182     */
    183    public void registerIcons(IconRegister par1IconRegister)
    184    {
    185        this.blockIcon = par1IconRegister.registerIcon("cactus_side");
    186        this.cactusTopIcon = par1IconRegister.registerIcon("cactus_top");
    187        this.cactusBottomIcon = par1IconRegister.registerIcon("cactus_bottom");
    188    }
    189
    190    @Override
    191    public EnumPlantType getPlantType(World world, int x, int y, int z)
    192    {
    193        return EnumPlantType.Desert;
    194    }
    195
    196    @Override
    197    public int getPlantID(World world, int x, int y, int z)
    198    {
    199        return blockID;
    200    }
    201
    202    @Override
    203    public int getPlantMetadata(World world, int x, int y, int z)
    204    {
    205        return -1;
    206    }
    207}