001 package net.minecraft.block; 002 003 import cpw.mods.fml.relauncher.Side; 004 import cpw.mods.fml.relauncher.SideOnly; 005 import java.util.List; 006 import java.util.Random; 007 import net.minecraft.block.material.Material; 008 import net.minecraft.creativetab.CreativeTabs; 009 import net.minecraft.item.ItemStack; 010 import net.minecraft.world.World; 011 012 public 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 public int func_85104_a(World par1World, int par2, int par3, int par4, int par5, float par6, float par7, float par8, int par9) 077 { 078 int var10 = par9 & 3; 079 byte var11 = 0; 080 081 switch (par5) 082 { 083 case 0: 084 case 1: 085 var11 = 0; 086 break; 087 case 2: 088 case 3: 089 var11 = 8; 090 break; 091 case 4: 092 case 5: 093 var11 = 4; 094 } 095 096 return var10 | var11; 097 } 098 099 /** 100 * From the specified side and block metadata retrieves the blocks texture. Args: side, metadata 101 */ 102 public int getBlockTextureFromSideAndMetadata(int par1, int par2) 103 { 104 int var3 = par2 & 12; 105 int var4 = par2 & 3; 106 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))))); 107 } 108 109 /** 110 * Determines the damage on the item the block drops. Used in cloth and wood. 111 */ 112 public int damageDropped(int par1) 113 { 114 return par1 & 3; 115 } 116 117 /** 118 * returns a number between 0 and 3 119 */ 120 public static int limitToValidMetadata(int par0) 121 { 122 return par0 & 3; 123 } 124 125 @SideOnly(Side.CLIENT) 126 127 /** 128 * returns a list of blocks with the same ID, but different meta (eg: wood returns 4 blocks) 129 */ 130 public void getSubBlocks(int par1, CreativeTabs par2CreativeTabs, List par3List) 131 { 132 par3List.add(new ItemStack(par1, 1, 0)); 133 par3List.add(new ItemStack(par1, 1, 1)); 134 par3List.add(new ItemStack(par1, 1, 2)); 135 par3List.add(new ItemStack(par1, 1, 3)); 136 } 137 138 /** 139 * Returns an item stack containing a single instance of the current block type. 'i' is the block's subtype/damage 140 * and is ignored for blocks which do not support subtypes. Blocks which cannot be harvested should return null. 141 */ 142 protected ItemStack createStackedBlock(int par1) 143 { 144 return new ItemStack(this.blockID, 1, limitToValidMetadata(par1)); 145 } 146 147 @Override 148 public boolean canSustainLeaves(World world, int x, int y, int z) 149 { 150 return true; 151 } 152 153 @Override 154 public boolean isWood(World world, int x, int y, int z) 155 { 156 return true; 157 } 158 }