001 package net.minecraft.block;
002
003 import cpw.mods.fml.common.Side;
004 import cpw.mods.fml.common.asm.SideOnly;
005 import java.util.Random;
006 import net.minecraft.block.material.Material;
007 import net.minecraft.entity.EntityLiving;
008 import net.minecraft.item.Item;
009 import net.minecraft.item.ItemStack;
010 import net.minecraft.util.AxisAlignedBB;
011 import net.minecraft.util.Direction;
012 import net.minecraft.util.MathHelper;
013 import net.minecraft.world.IBlockAccess;
014 import net.minecraft.world.World;
015
016 public class BlockCocoa extends BlockDirectional
017 {
018 public BlockCocoa(int par1)
019 {
020 super(par1, 168, Material.plants);
021 this.setTickRandomly(true);
022 }
023
024 /**
025 * Ticks the block if it's been scheduled
026 */
027 public void updateTick(World par1World, int par2, int par3, int par4, Random par5Random)
028 {
029 if (!this.canBlockStay(par1World, par2, par3, par4))
030 {
031 this.dropBlockAsItem(par1World, par2, par3, par4, par1World.getBlockMetadata(par2, par3, par4), 0);
032 par1World.setBlockWithNotify(par2, par3, par4, 0);
033 }
034 else if (par1World.rand.nextInt(5) == 0)
035 {
036 int var6 = par1World.getBlockMetadata(par2, par3, par4);
037 int var7 = func_72219_c(var6);
038
039 if (var7 < 2)
040 {
041 ++var7;
042 par1World.setBlockMetadataWithNotify(par2, par3, par4, var7 << 2 | getDirection(var6));
043 }
044 }
045 }
046
047 /**
048 * Can this block stay at this position. Similar to canPlaceBlockAt except gets checked often with plants.
049 */
050 public boolean canBlockStay(World par1World, int par2, int par3, int par4)
051 {
052 int var5 = getDirection(par1World.getBlockMetadata(par2, par3, par4));
053 par2 += Direction.offsetX[var5];
054 par4 += Direction.offsetZ[var5];
055 int var6 = par1World.getBlockId(par2, par3, par4);
056 return var6 == Block.wood.blockID && BlockLog.limitToValidMetadata(par1World.getBlockMetadata(par2, par3, par4)) == 3;
057 }
058
059 /**
060 * The type of render function that is called for this block
061 */
062 public int getRenderType()
063 {
064 return 28;
065 }
066
067 /**
068 * If this block doesn't render as an ordinary block it will return False (examples: signs, buttons, stairs, etc)
069 */
070 public boolean renderAsNormalBlock()
071 {
072 return false;
073 }
074
075 /**
076 * Is this block (a) opaque and (b) a full 1m cube? This determines whether or not to render the shared face of two
077 * adjacent blocks and also whether the player can attach torches, redstone wire, etc to this block.
078 */
079 public boolean isOpaqueCube()
080 {
081 return false;
082 }
083
084 /**
085 * Returns a bounding box from the pool of bounding boxes (this means this box can change after the pool has been
086 * cleared to be reused)
087 */
088 public AxisAlignedBB getCollisionBoundingBoxFromPool(World par1World, int par2, int par3, int par4)
089 {
090 this.setBlockBoundsBasedOnState(par1World, par2, par3, par4);
091 return super.getCollisionBoundingBoxFromPool(par1World, par2, par3, par4);
092 }
093
094 @SideOnly(Side.CLIENT)
095
096 /**
097 * Returns the bounding box of the wired rectangular prism to render.
098 */
099 public AxisAlignedBB getSelectedBoundingBoxFromPool(World par1World, int par2, int par3, int par4)
100 {
101 this.setBlockBoundsBasedOnState(par1World, par2, par3, par4);
102 return super.getSelectedBoundingBoxFromPool(par1World, par2, par3, par4);
103 }
104
105 /**
106 * Updates the blocks bounds based on its current state. Args: world, x, y, z
107 */
108 public void setBlockBoundsBasedOnState(IBlockAccess par1IBlockAccess, int par2, int par3, int par4)
109 {
110 int var5 = par1IBlockAccess.getBlockMetadata(par2, par3, par4);
111 int var6 = getDirection(var5);
112 int var7 = func_72219_c(var5);
113 int var8 = 4 + var7 * 2;
114 int var9 = 5 + var7 * 2;
115 float var10 = (float)var8 / 2.0F;
116
117 switch (var6)
118 {
119 case 0:
120 this.setBlockBounds((8.0F - var10) / 16.0F, (12.0F - (float)var9) / 16.0F, (15.0F - (float)var8) / 16.0F, (8.0F + var10) / 16.0F, 0.75F, 0.9375F);
121 break;
122 case 1:
123 this.setBlockBounds(0.0625F, (12.0F - (float)var9) / 16.0F, (8.0F - var10) / 16.0F, (1.0F + (float)var8) / 16.0F, 0.75F, (8.0F + var10) / 16.0F);
124 break;
125 case 2:
126 this.setBlockBounds((8.0F - var10) / 16.0F, (12.0F - (float)var9) / 16.0F, 0.0625F, (8.0F + var10) / 16.0F, 0.75F, (1.0F + (float)var8) / 16.0F);
127 break;
128 case 3:
129 this.setBlockBounds((15.0F - (float)var8) / 16.0F, (12.0F - (float)var9) / 16.0F, (8.0F - var10) / 16.0F, 0.9375F, 0.75F, (8.0F + var10) / 16.0F);
130 }
131 }
132
133 /**
134 * Called when the block is placed in the world.
135 */
136 public void onBlockPlacedBy(World par1World, int par2, int par3, int par4, EntityLiving par5EntityLiving)
137 {
138 int var6 = ((MathHelper.floor_double((double)(par5EntityLiving.rotationYaw * 4.0F / 360.0F) + 0.5D) & 3) + 0) % 4;
139 par1World.setBlockMetadataWithNotify(par2, par3, par4, var6);
140 }
141
142 public int func_85104_a(World par1World, int par2, int par3, int par4, int par5, float par6, float par7, float par8, int par9)
143 {
144 if (par5 == 1 || par5 == 0)
145 {
146 par5 = 2;
147 }
148
149 return Direction.footInvisibleFaceRemap[Direction.vineGrowth[par5]];
150 }
151
152 /**
153 * Lets the block know when one of its neighbor changes. Doesn't know which neighbor changed (coordinates passed are
154 * their own) Args: x, y, z, neighbor blockID
155 */
156 public void onNeighborBlockChange(World par1World, int par2, int par3, int par4, int par5)
157 {
158 if (!this.canBlockStay(par1World, par2, par3, par4))
159 {
160 this.dropBlockAsItem(par1World, par2, par3, par4, par1World.getBlockMetadata(par2, par3, par4), 0);
161 par1World.setBlockWithNotify(par2, par3, par4, 0);
162 }
163 }
164
165 public static int func_72219_c(int par0)
166 {
167 return (par0 & 12) >> 2;
168 }
169
170 /**
171 * Drops the block items with a specified chance of dropping the specified items
172 */
173 public void dropBlockAsItemWithChance(World par1World, int par2, int par3, int par4, int par5, float par6, int par7)
174 {
175 int var8 = func_72219_c(par5);
176 byte var9 = 1;
177
178 if (var8 >= 2)
179 {
180 var9 = 3;
181 }
182
183 for (int var10 = 0; var10 < var9; ++var10)
184 {
185 this.dropBlockAsItem_do(par1World, par2, par3, par4, new ItemStack(Item.dyePowder, 1, 3));
186 }
187 }
188
189 @SideOnly(Side.CLIENT)
190
191 /**
192 * only called by clickMiddleMouseButton , and passed to inventory.setCurrentItem (along with isCreative)
193 */
194 public int idPicked(World par1World, int par2, int par3, int par4)
195 {
196 return Item.dyePowder.shiftedIndex;
197 }
198
199 /**
200 * Get the block's damage value (for use with pick block).
201 */
202 public int getDamageValue(World par1World, int par2, int par3, int par4)
203 {
204 return 3;
205 }
206 }