001 package net.minecraft.src;
002
003 import cpw.mods.fml.common.Side;
004 import cpw.mods.fml.common.asm.SideOnly;
005 import java.util.Random;
006
007 import net.minecraftforge.common.ForgeDirection;
008 import net.minecraftforge.common.IPlantable;
009
010 public class BlockFarmland extends Block
011 {
012 protected BlockFarmland(int par1)
013 {
014 super(par1, Material.ground);
015 this.blockIndexInTexture = 87;
016 this.setTickRandomly(true);
017 this.setBlockBounds(0.0F, 0.0F, 0.0F, 1.0F, 0.9375F, 1.0F);
018 this.setLightOpacity(255);
019 }
020
021 /**
022 * Returns a bounding box from the pool of bounding boxes (this means this box can change after the pool has been
023 * cleared to be reused)
024 */
025 public AxisAlignedBB getCollisionBoundingBoxFromPool(World par1World, int par2, int par3, int par4)
026 {
027 return AxisAlignedBB.getAABBPool().addOrModifyAABBInPool((double)(par2 + 0), (double)(par3 + 0), (double)(par4 + 0), (double)(par2 + 1), (double)(par3 + 1), (double)(par4 + 1));
028 }
029
030 /**
031 * Is this block (a) opaque and (b) a full 1m cube? This determines whether or not to render the shared face of two
032 * adjacent blocks and also whether the player can attach torches, redstone wire, etc to this block.
033 */
034 public boolean isOpaqueCube()
035 {
036 return false;
037 }
038
039 /**
040 * If this block doesn't render as an ordinary block it will return False (examples: signs, buttons, stairs, etc)
041 */
042 public boolean renderAsNormalBlock()
043 {
044 return false;
045 }
046
047 /**
048 * From the specified side and block metadata retrieves the blocks texture. Args: side, metadata
049 */
050 public int getBlockTextureFromSideAndMetadata(int par1, int par2)
051 {
052 return par1 == 1 && par2 > 0 ? this.blockIndexInTexture - 1 : (par1 == 1 ? this.blockIndexInTexture : 2);
053 }
054
055 /**
056 * Ticks the block if it's been scheduled
057 */
058 public void updateTick(World par1World, int par2, int par3, int par4, Random par5Random)
059 {
060 if (!this.isWaterNearby(par1World, par2, par3, par4) && !par1World.canLightningStrikeAt(par2, par3 + 1, par4))
061 {
062 int var6 = par1World.getBlockMetadata(par2, par3, par4);
063
064 if (var6 > 0)
065 {
066 par1World.setBlockMetadataWithNotify(par2, par3, par4, var6 - 1);
067 }
068 else if (!this.isCropsNearby(par1World, par2, par3, par4))
069 {
070 par1World.setBlockWithNotify(par2, par3, par4, Block.dirt.blockID);
071 }
072 }
073 else
074 {
075 par1World.setBlockMetadataWithNotify(par2, par3, par4, 7);
076 }
077 }
078
079 /**
080 * Block's chance to react to an entity falling on it.
081 */
082 public void onFallenUpon(World par1World, int par2, int par3, int par4, Entity par5Entity, float par6)
083 {
084 if (!par1World.isRemote && par1World.rand.nextFloat() < par6 - 0.5F)
085 {
086 par1World.setBlockWithNotify(par2, par3, par4, Block.dirt.blockID);
087 }
088 }
089
090 /**
091 * returns true if there is at least one cropblock nearby (x-1 to x+1, y+1, z-1 to z+1)
092 */
093 private boolean isCropsNearby(World par1World, int par2, int par3, int par4)
094 {
095 byte var5 = 0;
096
097 for (int var6 = par2 - var5; var6 <= par2 + var5; ++var6)
098 {
099 for (int var7 = par4 - var5; var7 <= par4 + var5; ++var7)
100 {
101 int var8 = par1World.getBlockId(var6, par3 + 1, var7);
102
103 Block plant = blocksList[var8];
104 if (plant instanceof IPlantable && canSustainPlant(par1World, par2, par3, par4, ForgeDirection.UP, (IPlantable)plant))
105 {
106 return true;
107 }
108 }
109 }
110
111 return false;
112 }
113
114 /**
115 * returns true if there's water nearby (x-4 to x+4, y to y+1, k-4 to k+4)
116 */
117 private boolean isWaterNearby(World par1World, int par2, int par3, int par4)
118 {
119 for (int var5 = par2 - 4; var5 <= par2 + 4; ++var5)
120 {
121 for (int var6 = par3; var6 <= par3 + 1; ++var6)
122 {
123 for (int var7 = par4 - 4; var7 <= par4 + 4; ++var7)
124 {
125 if (par1World.getBlockMaterial(var5, var6, var7) == Material.water)
126 {
127 return true;
128 }
129 }
130 }
131 }
132
133 return false;
134 }
135
136 /**
137 * Lets the block know when one of its neighbor changes. Doesn't know which neighbor changed (coordinates passed are
138 * their own) Args: x, y, z, neighbor blockID
139 */
140 public void onNeighborBlockChange(World par1World, int par2, int par3, int par4, int par5)
141 {
142 super.onNeighborBlockChange(par1World, par2, par3, par4, par5);
143 Material var6 = par1World.getBlockMaterial(par2, par3 + 1, par4);
144
145 if (var6.isSolid())
146 {
147 par1World.setBlockWithNotify(par2, par3, par4, Block.dirt.blockID);
148 }
149 }
150
151 /**
152 * Returns the ID of the items to drop on destruction.
153 */
154 public int idDropped(int par1, Random par2Random, int par3)
155 {
156 return Block.dirt.idDropped(0, par2Random, par3);
157 }
158
159 @SideOnly(Side.CLIENT)
160
161 /**
162 * only called by clickMiddleMouseButton , and passed to inventory.setCurrentItem (along with isCreative)
163 */
164 public int idPicked(World par1World, int par2, int par3, int par4)
165 {
166 return Block.dirt.blockID;
167 }
168 }