    001package net.minecraft.block;
    002
    003import cpw.mods.fml.relauncher.Side;
    004import cpw.mods.fml.relauncher.SideOnly;
    005
    006import java.util.ArrayList;
    007import java.util.Random;
    008import net.minecraft.client.renderer.texture.IconRegister;
    009import net.minecraft.creativetab.CreativeTabs;
    010import net.minecraft.item.Item;
    011import net.minecraft.item.ItemStack;
    012import net.minecraft.util.Icon;
    013import net.minecraft.util.MathHelper;
    014import net.minecraft.world.IBlockAccess;
    015import net.minecraft.world.World;
    016
    017import net.minecraftforge.common.ForgeDirection;
    018
    019public class BlockStem extends BlockFlower
    020{
    021    /** Defines if it is a Melon or a Pumpkin that the stem is producing. */
    022    private final Block fruitType;
    023    @SideOnly(Side.CLIENT)
    024    private Icon theIcon;
    025
    026    protected BlockStem(int par1, Block par2Block)
    027    {
    028        super(par1);
    029        this.fruitType = par2Block;
    030        this.setTickRandomly(true);
    031        float f = 0.125F;
    032        this.setBlockBounds(0.5F - f, 0.0F, 0.5F - f, 0.5F + f, 0.25F, 0.5F + f);
    033        this.setCreativeTab((CreativeTabs)null);
    034    }
    035
    036    /**
    037     * Gets passed in the blockID of the block below and supposed to return true if its allowed to grow on the type of
    038     * blockID passed in. Args: blockID
    039     */
    040    protected boolean canThisPlantGrowOnThisBlockID(int par1)
    041    {
    042        return par1 == Block.tilledField.blockID;
    043    }
    044
    045    /**
    046     * Ticks the block if it's been scheduled
    047     */
    048    public void updateTick(World par1World, int par2, int par3, int par4, Random par5Random)
    049    {
    050        super.updateTick(par1World, par2, par3, par4, par5Random);
    051
    052        if (par1World.getBlockLightValue(par2, par3 + 1, par4) >= 9)
    053        {
    054            float f = this.getGrowthModifier(par1World, par2, par3, par4);
    055
    056            if (par5Random.nextInt((int)(25.0F / f) + 1) == 0)
    057            {
    058                int l = par1World.getBlockMetadata(par2, par3, par4);
    059
    060                if (l < 7)
    061                {
    062                    ++l;
    063                    par1World.setBlockMetadataWithNotify(par2, par3, par4, l, 2);
    064                }
    065                else
    066                {
    067                    if (par1World.getBlockId(par2 - 1, par3, par4) == this.fruitType.blockID)
    068                    {
    069                        return;
    070                    }
    071
    072                    if (par1World.getBlockId(par2 + 1, par3, par4) == this.fruitType.blockID)
    073                    {
    074                        return;
    075                    }
    076
    077                    if (par1World.getBlockId(par2, par3, par4 - 1) == this.fruitType.blockID)
    078                    {
    079                        return;
    080                    }
    081
    082                    if (par1World.getBlockId(par2, par3, par4 + 1) == this.fruitType.blockID)
    083                    {
    084                        return;
    085                    }
    086
    087                    int i1 = par5Random.nextInt(4);
    088                    int j1 = par2;
    089                    int k1 = par4;
    090
    091                    if (i1 == 0)
    092                    {
    093                        j1 = par2 - 1;
    094                    }
    095
    096                    if (i1 == 1)
    097                    {
    098                        ++j1;
    099                    }
    100
    101                    if (i1 == 2)
    102                    {
    103                        k1 = par4 - 1;
    104                    }
    105
    106                    if (i1 == 3)
    107                    {
    108                        ++k1;
    109                    }
    110
    111                    int l1 = par1World.getBlockId(j1, par3 - 1, k1);
    112
    113                    boolean isSoil = (blocksList[l1] != null && blocksList[l1].canSustainPlant(par1World, j1, par3 - 1, k1, ForgeDirection.UP, this));
    114                    if (par1World.getBlockId(j1, par3, k1) == 0 && (isSoil || l1 == Block.dirt.blockID || l1 == Block.grass.blockID))
    115                    {
    116                        par1World.setBlock(j1, par3, k1, this.fruitType.blockID);
    117                    }
    118                }
    119            }
    120        }
    121    }
    122
    123    public void fertilizeStem(World par1World, int par2, int par3, int par4)
    124    {
    125        int l = par1World.getBlockMetadata(par2, par3, par4) + MathHelper.getRandomIntegerInRange(par1World.rand, 2, 5);
    126
    127        if (l > 7)
    128        {
    129            l = 7;
    130        }
    131
    132        par1World.setBlockMetadataWithNotify(par2, par3, par4, l, 2);
    133    }
    134
    135    private float getGrowthModifier(World par1World, int par2, int par3, int par4)
    136    {
    137        float f = 1.0F;
    138        int l = par1World.getBlockId(par2, par3, par4 - 1);
    139        int i1 = par1World.getBlockId(par2, par3, par4 + 1);
    140        int j1 = par1World.getBlockId(par2 - 1, par3, par4);
    141        int k1 = par1World.getBlockId(par2 + 1, par3, par4);
    142        int l1 = par1World.getBlockId(par2 - 1, par3, par4 - 1);
    143        int i2 = par1World.getBlockId(par2 + 1, par3, par4 - 1);
    144        int j2 = par1World.getBlockId(par2 + 1, par3, par4 + 1);
    145        int k2 = par1World.getBlockId(par2 - 1, par3, par4 + 1);
    146        boolean flag = j1 == this.blockID || k1 == this.blockID;
    147        boolean flag1 = l == this.blockID || i1 == this.blockID;
    148        boolean flag2 = l1 == this.blockID || i2 == this.blockID || j2 == this.blockID || k2 == this.blockID;
    149
    150        for (int l2 = par2 - 1; l2 <= par2 + 1; ++l2)
    151        {
    152            for (int i3 = par4 - 1; i3 <= par4 + 1; ++i3)
    153            {
    154                int j3 = par1World.getBlockId(l2, par3 - 1, i3);
    155                float f1 = 0.0F;
    156
    157                if (blocksList[j3] != null && blocksList[j3].canSustainPlant(par1World, l2, par3 - 1, i3, ForgeDirection.UP, this))
    158                {
    159                    f1 = 1.0F;
    160
    161                    if (blocksList[j3].isFertile(par1World, l2, par3 - 1, i3))
    162                    {
    163                        f1 = 3.0F;
    164                    }
    165                }
    166
    167                if (l2 != par2 || i3 != par4)
    168                {
    169                    f1 /= 4.0F;
    170                }
    171
    172                f += f1;
    173            }
    174        }
    175
    176        if (flag2 || flag && flag1)
    177        {
    178            f /= 2.0F;
    179        }
    180
    181        return f;
    182    }
    183
    184    @SideOnly(Side.CLIENT)
    185
    186    /**
    187     * Returns the color this block should be rendered. Used by leaves.
    188     */
    189    public int getRenderColor(int par1)
    190    {
    191        int j = par1 * 32;
    192        int k = 255 - par1 * 8;
    193        int l = par1 * 4;
    194        return j << 16 | k << 8 | l;
    195    }
    196
    197    @SideOnly(Side.CLIENT)
    198
    199    /**
    200     * Returns a integer with hex for 0xrrggbb with this color multiplied against the blocks color. Note only called
    201     * when first determining what to render.
    202     */
    203    public int colorMultiplier(IBlockAccess par1IBlockAccess, int par2, int par3, int par4)
    204    {
    205        return this.getRenderColor(par1IBlockAccess.getBlockMetadata(par2, par3, par4));
    206    }
    207
    208    /**
    209     * Sets the block's bounds for rendering it as an item
    210     */
    211    public void setBlockBoundsForItemRender()
    212    {
    213        float f = 0.125F;
    214        this.setBlockBounds(0.5F - f, 0.0F, 0.5F - f, 0.5F + f, 0.25F, 0.5F + f);
    215    }
    216
    217    /**
    218     * Updates the blocks bounds based on its current state. Args: world, x, y, z
    219     */
    220    public void setBlockBoundsBasedOnState(IBlockAccess par1IBlockAccess, int par2, int par3, int par4)
    221    {
    222        this.maxY = (double)((float)(par1IBlockAccess.getBlockMetadata(par2, par3, par4) * 2 + 2) / 16.0F);
    223        float f = 0.125F;
    224        this.setBlockBounds(0.5F - f, 0.0F, 0.5F - f, 0.5F + f, (float)this.maxY, 0.5F + f);
    225    }
    226
    227    /**
    228     * The type of render function that is called for this block
    229     */
    230    public int getRenderType()
    231    {
    232        return 19;
    233    }
    234
    235    @SideOnly(Side.CLIENT)
    236
    237    /**
    238     * Returns the current state of the stem. Returns -1 if the stem is not fully grown, or a value between 0 and 3
    239     * based on the direction the stem is facing.
    240     */
    241    public int getState(IBlockAccess par1IBlockAccess, int par2, int par3, int par4)
    242    {
    243        int l = par1IBlockAccess.getBlockMetadata(par2, par3, par4);
    244        return l < 7 ? -1 : (par1IBlockAccess.getBlockId(par2 - 1, par3, par4) == this.fruitType.blockID ? 0 : (par1IBlockAccess.getBlockId(par2 + 1, par3, par4) == this.fruitType.blockID ? 1 : (par1IBlockAccess.getBlockId(par2, par3, par4 - 1) == this.fruitType.blockID ? 2 : (par1IBlockAccess.getBlockId(par2, par3, par4 + 1) == this.fruitType.blockID ? 3 : -1))));
    245    }
    246
    247    /**
    248     * Drops the block items with a specified chance of dropping the specified items
    249     */
    250    public void dropBlockAsItemWithChance(World par1World, int par2, int par3, int par4, int par5, float par6, int par7)
    251    {
    252        super.dropBlockAsItemWithChance(par1World, par2, par3, par4, par5, par6, par7);
    253    }
    254
    255    @Override
    256    public ArrayList<ItemStack> getBlockDropped(World world, int x, int y, int z, int metadata, int fortune)
    257    {
    258        ArrayList<ItemStack> ret = new ArrayList<ItemStack>();
    259
    260        for (int i = 0; i < 3; i++)
    261        {
    262            if (world.rand.nextInt(15) <= metadata)
    263            {
    264                ret.add(new ItemStack(fruitType == pumpkin ? Item.pumpkinSeeds : Item.melonSeeds));
    265            }
    266        }
    267
    268        return ret;
    269    }
    270
    271    /**
    272     * Returns the ID of the items to drop on destruction.
    273     */
    274    public int idDropped(int par1, Random par2Random, int par3)
    275    {
    276        return -1;
    277    }
    278
    279    /**
    280     * Returns the quantity of items to drop on block destruction.
    281     */
    282    public int quantityDropped(Random par1Random)
    283    {
    284        return 1;
    285    }
    286
    287    @SideOnly(Side.CLIENT)
    288
    289    /**
    290     * only called by clickMiddleMouseButton , and passed to inventory.setCurrentItem (along with isCreative)
    291     */
    292    public int idPicked(World par1World, int par2, int par3, int par4)
    293    {
    294        return this.fruitType == Block.pumpkin ? Item.pumpkinSeeds.itemID : (this.fruitType == Block.melon ? Item.melonSeeds.itemID : 0);
    295    }
    296
    297    @SideOnly(Side.CLIENT)
    298
    299    /**
    300     * When this method is called, your block should register all the icons it needs with the given IconRegister. This
    301     * is the only chance you get to register icons.
    302     */
    303    public void registerIcons(IconRegister par1IconRegister)
    304    {
    305        this.blockIcon = par1IconRegister.registerIcon("stem_straight");
    306        this.theIcon = par1IconRegister.registerIcon("stem_bent");
    307    }
    308
    309    @SideOnly(Side.CLIENT)
    310    public Icon func_94368_p()
    311    {
    312        return this.theIcon;
    313    }
    314}