import code

client/src/main/java/net/minecraft/block/BlockCactus.java

@@ -0,0 +1,151 @@
+package net.minecraft.block;
+
+import java.util.Random;
+import net.minecraft.block.material.Material;
+import net.minecraft.block.properties.IProperty;
+import net.minecraft.block.properties.PropertyInteger;
+import net.minecraft.block.state.BlockState;
+import net.minecraft.block.state.IBlockState;
+import net.minecraft.creativetab.CreativeTabs;
+import net.minecraft.entity.Entity;
+import net.minecraft.init.Blocks;
+import net.minecraft.util.AxisAlignedBB;
+import net.minecraft.util.BlockPos;
+import net.minecraft.util.DamageSource;
+import net.minecraft.util.EnumFacing;
+import net.minecraft.util.EnumWorldBlockLayer;
+import net.minecraft.world.World;
+
+public class BlockCactus extends Block
+{
+    public static final PropertyInteger AGE = PropertyInteger.create("age", 0, 15);
+
+    protected BlockCactus()
+    {
+        super(Material.cactus);
+        this.setDefaultState(this.blockState.getBaseState().withProperty(AGE, Integer.valueOf(0)));
+        this.setTickRandomly(true);
+        this.setCreativeTab(CreativeTabs.tabDecorations);
+    }
+
+    public void updateTick(World worldIn, BlockPos pos, IBlockState state, Random rand)
+    {
+        BlockPos blockpos = pos.up();
+
+        if (worldIn.isAirBlock(blockpos))
+        {
+            int i;
+
+            for (i = 1; worldIn.getBlockState(pos.down(i)).getBlock() == this; ++i)
+            {
+                ;
+            }
+
+            if (i < 3)
+            {
+                int j = ((Integer)state.getValue(AGE)).intValue();
+
+                if (j == 15)
+                {
+                    worldIn.setBlockState(blockpos, this.getDefaultState());
+                    IBlockState iblockstate = state.withProperty(AGE, Integer.valueOf(0));
+                    worldIn.setBlockState(pos, iblockstate, 4);
+                    this.onNeighborBlockChange(worldIn, blockpos, iblockstate, this);
+                }
+                else
+                {
+                    worldIn.setBlockState(pos, state.withProperty(AGE, Integer.valueOf(j + 1)), 4);
+                }
+            }
+        }
+    }
+
+    public AxisAlignedBB getCollisionBoundingBox(World worldIn, BlockPos pos, IBlockState state)
+    {
+        float f = 0.0625F;
+        return new AxisAlignedBB((double)((float)pos.getX() + f), (double)pos.getY(), (double)((float)pos.getZ() + f), (double)((float)(pos.getX() + 1) - f), (double)((float)(pos.getY() + 1) - f), (double)((float)(pos.getZ() + 1) - f));
+    }
+
+    public AxisAlignedBB getSelectedBoundingBox(World worldIn, BlockPos pos)
+    {
+        float f = 0.0625F;
+        return new AxisAlignedBB((double)((float)pos.getX() + f), (double)pos.getY(), (double)((float)pos.getZ() + f), (double)((float)(pos.getX() + 1) - f), (double)(pos.getY() + 1), (double)((float)(pos.getZ() + 1) - f));
+    }
+
+    public boolean isFullCube()
+    {
+        return false;
+    }
+
+    /**
+     * Used to determine ambient occlusion and culling when rebuilding chunks for render
+     */
+    public boolean isOpaqueCube()
+    {
+        return false;
+    }
+
+    public boolean canPlaceBlockAt(World worldIn, BlockPos pos)
+    {
+        return super.canPlaceBlockAt(worldIn, pos) ? this.canBlockStay(worldIn, pos) : false;
+    }
+
+    /**
+     * Called when a neighboring block changes.
+     */
+    public void onNeighborBlockChange(World worldIn, BlockPos pos, IBlockState state, Block neighborBlock)
+    {
+        if (!this.canBlockStay(worldIn, pos))
+        {
+            worldIn.destroyBlock(pos, true);
+        }
+    }
+
+    public boolean canBlockStay(World worldIn, BlockPos pos)
+    {
+        for (EnumFacing enumfacing : EnumFacing.Plane.HORIZONTAL)
+        {
+            if (worldIn.getBlockState(pos.offset(enumfacing)).getBlock().getMaterial().isSolid())
+            {
+                return false;
+            }
+        }
+
+        Block block = worldIn.getBlockState(pos.down()).getBlock();
+        return block == Blocks.cactus || block == Blocks.sand;
+    }
+
+    /**
+     * Called When an Entity Collided with the Block
+     */
+    public void onEntityCollidedWithBlock(World worldIn, BlockPos pos, IBlockState state, Entity entityIn)
+    {
+        entityIn.attackEntityFrom(DamageSource.cactus, 1.0F);
+    }
+
+    public EnumWorldBlockLayer getBlockLayer()
+    {
+        return EnumWorldBlockLayer.CUTOUT;
+    }
+
+    /**
+     * Convert the given metadata into a BlockState for this Block
+     */
+    public IBlockState getStateFromMeta(int meta)
+    {
+        return this.getDefaultState().withProperty(AGE, Integer.valueOf(meta));
+    }
+
+    /**
+     * Convert the BlockState into the correct metadata value
+     */
+    public int getMetaFromState(IBlockState state)
+    {
+        return ((Integer)state.getValue(AGE)).intValue();
+    }
+
+    protected BlockState createBlockState()
+    {
+        return new BlockState(this, new IProperty[] {AGE});
+    }
+}