001 package net.minecraft.src;
002
003 import cpw.mods.fml.common.Side;
004 import cpw.mods.fml.common.asm.SideOnly;
005
006 public class BlockFenceGate extends BlockDirectional
007 {
008 public BlockFenceGate(int par1, int par2)
009 {
010 super(par1, par2, Material.wood);
011 this.setCreativeTab(CreativeTabs.tabRedstone);
012 }
013
014 /**
015 * Checks to see if its valid to put this block at the specified coordinates. Args: world, x, y, z
016 */
017 public boolean canPlaceBlockAt(World par1World, int par2, int par3, int par4)
018 {
019 return !par1World.getBlockMaterial(par2, par3 - 1, par4).isSolid() ? false : super.canPlaceBlockAt(par1World, par2, par3, par4);
020 }
021
022 /**
023 * Returns a bounding box from the pool of bounding boxes (this means this box can change after the pool has been
024 * cleared to be reused)
025 */
026 public AxisAlignedBB getCollisionBoundingBoxFromPool(World par1World, int par2, int par3, int par4)
027 {
028 int var5 = par1World.getBlockMetadata(par2, par3, par4);
029 return isFenceGateOpen(var5) ? null : (var5 != 2 && var5 != 0 ? AxisAlignedBB.getAABBPool().addOrModifyAABBInPool((double)((float)par2 + 0.375F), (double)par3, (double)par4, (double)((float)par2 + 0.625F), (double)((float)par3 + 1.5F), (double)(par4 + 1)) : AxisAlignedBB.getAABBPool().addOrModifyAABBInPool((double)par2, (double)par3, (double)((float)par4 + 0.375F), (double)(par2 + 1), (double)((float)par3 + 1.5F), (double)((float)par4 + 0.625F)));
030 }
031
032 /**
033 * Updates the blocks bounds based on its current state. Args: world, x, y, z
034 */
035 public void setBlockBoundsBasedOnState(IBlockAccess par1IBlockAccess, int par2, int par3, int par4)
036 {
037 int var5 = getDirection(par1IBlockAccess.getBlockMetadata(par2, par3, par4));
038
039 if (var5 != 2 && var5 != 0)
040 {
041 this.setBlockBounds(0.375F, 0.0F, 0.0F, 0.625F, 1.0F, 1.0F);
042 }
043 else
044 {
045 this.setBlockBounds(0.0F, 0.0F, 0.375F, 1.0F, 1.0F, 0.625F);
046 }
047 }
048
049 /**
050 * Is this block (a) opaque and (b) a full 1m cube? This determines whether or not to render the shared face of two
051 * adjacent blocks and also whether the player can attach torches, redstone wire, etc to this block.
052 */
053 public boolean isOpaqueCube()
054 {
055 return false;
056 }
057
058 /**
059 * If this block doesn't render as an ordinary block it will return False (examples: signs, buttons, stairs, etc)
060 */
061 public boolean renderAsNormalBlock()
062 {
063 return false;
064 }
065
066 public boolean getBlocksMovement(IBlockAccess par1IBlockAccess, int par2, int par3, int par4)
067 {
068 return isFenceGateOpen(par1IBlockAccess.getBlockMetadata(par2, par3, par4));
069 }
070
071 /**
072 * The type of render function that is called for this block
073 */
074 public int getRenderType()
075 {
076 return 21;
077 }
078
079 /**
080 * Called when the block is placed in the world.
081 */
082 public void onBlockPlacedBy(World par1World, int par2, int par3, int par4, EntityLiving par5EntityLiving)
083 {
084 int var6 = (MathHelper.floor_double((double)(par5EntityLiving.rotationYaw * 4.0F / 360.0F) + 0.5D) & 3) % 4;
085 par1World.setBlockMetadataWithNotify(par2, par3, par4, var6);
086 }
087
088 /**
089 * Called upon block activation (right click on the block.)
090 */
091 public boolean onBlockActivated(World par1World, int par2, int par3, int par4, EntityPlayer par5EntityPlayer, int par6, float par7, float par8, float par9)
092 {
093 int var10 = par1World.getBlockMetadata(par2, par3, par4);
094
095 if (isFenceGateOpen(var10))
096 {
097 par1World.setBlockMetadataWithNotify(par2, par3, par4, var10 & -5);
098 }
099 else
100 {
101 int var11 = (MathHelper.floor_double((double)(par5EntityPlayer.rotationYaw * 4.0F / 360.0F) + 0.5D) & 3) % 4;
102 int var12 = getDirection(var10);
103
104 if (var12 == (var11 + 2) % 4)
105 {
106 var10 = var11;
107 }
108
109 par1World.setBlockMetadataWithNotify(par2, par3, par4, var10 | 4);
110 }
111
112 par1World.playAuxSFXAtEntity(par5EntityPlayer, 1003, par2, par3, par4, 0);
113 return true;
114 }
115
116 /**
117 * Lets the block know when one of its neighbor changes. Doesn't know which neighbor changed (coordinates passed are
118 * their own) Args: x, y, z, neighbor blockID
119 */
120 public void onNeighborBlockChange(World par1World, int par2, int par3, int par4, int par5)
121 {
122 if (!par1World.isRemote)
123 {
124 int var6 = par1World.getBlockMetadata(par2, par3, par4);
125 boolean var7 = par1World.isBlockIndirectlyGettingPowered(par2, par3, par4);
126
127 if (var7 || par5 > 0 && Block.blocksList[par5].canProvidePower() || par5 == 0)
128 {
129 if (var7 && !isFenceGateOpen(var6))
130 {
131 par1World.setBlockMetadataWithNotify(par2, par3, par4, var6 | 4);
132 par1World.playAuxSFXAtEntity((EntityPlayer)null, 1003, par2, par3, par4, 0);
133 }
134 else if (!var7 && isFenceGateOpen(var6))
135 {
136 par1World.setBlockMetadataWithNotify(par2, par3, par4, var6 & -5);
137 par1World.playAuxSFXAtEntity((EntityPlayer)null, 1003, par2, par3, par4, 0);
138 }
139 }
140 }
141 }
142
143 /**
144 * Returns if the fence gate is open according to its metadata.
145 */
146 public static boolean isFenceGateOpen(int par0)
147 {
148 return (par0 & 4) != 0;
149 }
150
151 @SideOnly(Side.CLIENT)
152
153 /**
154 * Returns true if the given side of this block type should be rendered, if the adjacent block is at the given
155 * coordinates. Args: blockAccess, x, y, z, side
156 */
157 public boolean shouldSideBeRendered(IBlockAccess par1IBlockAccess, int par2, int par3, int par4, int par5)
158 {
159 return true;
160 }
161 }