001package net.minecraft.block;
002
003import cpw.mods.fml.relauncher.Side;
004import cpw.mods.fml.relauncher.SideOnly;
005import java.util.List;
006import java.util.Random;
007import net.minecraft.block.material.Material;
008import net.minecraft.creativetab.CreativeTabs;
009import net.minecraft.item.ItemStack;
010import net.minecraft.world.World;
011
012public class BlockLog extends Block
013{
014    /** The type of tree this log came from. */
015    public static final String[] woodType = new String[] {"oak", "spruce", "birch", "jungle"};
016
017    protected BlockLog(int par1)
018    {
019        super(par1, Material.wood);
020        this.blockIndexInTexture = 20;
021        this.setCreativeTab(CreativeTabs.tabBlock);
022    }
023
024    /**
025     * The type of render function that is called for this block
026     */
027    public int getRenderType()
028    {
029        return 31;
030    }
031
032    /**
033     * Returns the quantity of items to drop on block destruction.
034     */
035    public int quantityDropped(Random par1Random)
036    {
037        return 1;
038    }
039
040    /**
041     * Returns the ID of the items to drop on destruction.
042     */
043    public int idDropped(int par1, Random par2Random, int par3)
044    {
045        return Block.wood.blockID;
046    }
047
048    /**
049     * ejects contained items into the world, and notifies neighbours of an update, as appropriate
050     */
051    public void breakBlock(World par1World, int par2, int par3, int par4, int par5, int par6)
052    {
053        byte var7 = 4;
054        int var8 = var7 + 1;
055
056        if (par1World.checkChunksExist(par2 - var8, par3 - var8, par4 - var8, par2 + var8, par3 + var8, par4 + var8))
057        {
058            for (int var9 = -var7; var9 <= var7; ++var9)
059            {
060                for (int var10 = -var7; var10 <= var7; ++var10)
061                {
062                    for (int var11 = -var7; var11 <= var7; ++var11)
063                    {
064                        int var12 = par1World.getBlockId(par2 + var9, par3 + var10, par4 + var11);
065
066                        if (Block.blocksList[var12] != null)
067                        {
068                            Block.blocksList[var12].beginLeavesDecay(par1World, par2 + var9, par3 + var10, par4 + var11);
069                        }
070                    }
071                }
072            }
073        }
074    }
075
076    /**
077     * Called when a block is placed using its ItemBlock. Args: World, X, Y, Z, side, hitX, hitY, hitZ, block metadata
078     */
079    public int onBlockPlaced(World par1World, int par2, int par3, int par4, int par5, float par6, float par7, float par8, int par9)
080    {
081        int var10 = par9 & 3;
082        byte var11 = 0;
083
084        switch (par5)
085        {
086            case 0:
087            case 1:
088                var11 = 0;
089                break;
090            case 2:
091            case 3:
092                var11 = 8;
093                break;
094            case 4:
095            case 5:
096                var11 = 4;
097        }
098
099        return var10 | var11;
100    }
101
102    /**
103     * From the specified side and block metadata retrieves the blocks texture. Args: side, metadata
104     */
105    public int getBlockTextureFromSideAndMetadata(int par1, int par2)
106    {
107        int var3 = par2 & 12;
108        int var4 = par2 & 3;
109        return var3 == 0 && (par1 == 1 || par1 == 0) ? 21 : (var3 == 4 && (par1 == 5 || par1 == 4) ? 21 : (var3 == 8 && (par1 == 2 || par1 == 3) ? 21 : (var4 == 1 ? 116 : (var4 == 2 ? 117 : (var4 == 3 ? 153 : 20)))));
110    }
111
112    /**
113     * Determines the damage on the item the block drops. Used in cloth and wood.
114     */
115    public int damageDropped(int par1)
116    {
117        return par1 & 3;
118    }
119
120    /**
121     * returns a number between 0 and 3
122     */
123    public static int limitToValidMetadata(int par0)
124    {
125        return par0 & 3;
126    }
127
128    @SideOnly(Side.CLIENT)
129
130    /**
131     * returns a list of blocks with the same ID, but different meta (eg: wood returns 4 blocks)
132     */
133    public void getSubBlocks(int par1, CreativeTabs par2CreativeTabs, List par3List)
134    {
135        par3List.add(new ItemStack(par1, 1, 0));
136        par3List.add(new ItemStack(par1, 1, 1));
137        par3List.add(new ItemStack(par1, 1, 2));
138        par3List.add(new ItemStack(par1, 1, 3));
139    }
140
141    /**
142     * Returns an item stack containing a single instance of the current block type. 'i' is the block's subtype/damage
143     * and is ignored for blocks which do not support subtypes. Blocks which cannot be harvested should return null.
144     */
145    protected ItemStack createStackedBlock(int par1)
146    {
147        return new ItemStack(this.blockID, 1, limitToValidMetadata(par1));
148    }
149
150    @Override
151    public boolean canSustainLeaves(World world, int x, int y, int z)
152    {
153        return true;
154    }
155
156    @Override
157    public boolean isWood(World world, int x, int y, int z)
158    {
159        return true;
160    }
161}