package net.minecraft.block; import cpw.mods.fml.relauncher.Side; import cpw.mods.fml.relauncher.SideOnly; import java.util.Iterator; import java.util.List; import java.util.Random; import net.minecraft.block.material.Material; import net.minecraft.entity.Entity; import net.minecraft.entity.player.EntityPlayer; import net.minecraft.item.Item; import net.minecraft.util.AxisAlignedBB; import net.minecraft.util.Direction; import net.minecraft.world.IBlockAccess; import net.minecraft.world.World; public class BlockTripWire extends Block { public BlockTripWire(int par1) { super(par1, Material.circuits); this.setBlockBounds(0.0F, 0.0F, 0.0F, 1.0F, 0.15625F, 1.0F); this.setTickRandomly(true); } /** * How many world ticks before ticking */ public int tickRate(World par1World) { return 10; } /** * Returns a bounding box from the pool of bounding boxes (this means this box can change after the pool has been * cleared to be reused) */ public AxisAlignedBB getCollisionBoundingBoxFromPool(World par1World, int par2, int par3, int par4) { return null; } /** * Is this block (a) opaque and (b) a full 1m cube? This determines whether or not to render the shared face of two * adjacent blocks and also whether the player can attach torches, redstone wire, etc to this block. */ public boolean isOpaqueCube() { return false; } /** * If this block doesn't render as an ordinary block it will return False (examples: signs, buttons, stairs, etc) */ public boolean renderAsNormalBlock() { return false; } @SideOnly(Side.CLIENT) /** * Returns which pass should this block be rendered on. 0 for solids and 1 for alpha */ public int getRenderBlockPass() { return 1; } /** * The type of render function that is called for this block */ public int getRenderType() { return 30; } /** * Returns the ID of the items to drop on destruction. */ public int idDropped(int par1, Random par2Random, int par3) { return Item.silk.itemID; } /** * Lets the block know when one of its neighbor changes. Doesn't know which neighbor changed (coordinates passed are * their own) Args: x, y, z, neighbor blockID */ public void onNeighborBlockChange(World par1World, int par2, int par3, int par4, int par5) { int i1 = par1World.getBlockMetadata(par2, par3, par4); boolean flag = (i1 & 2) == 2; boolean flag1 = !par1World.doesBlockHaveSolidTopSurface(par2, par3 - 1, par4); if (flag != flag1) { this.dropBlockAsItem(par1World, par2, par3, par4, i1, 0); par1World.setBlockToAir(par2, par3, par4); } } /** * Updates the blocks bounds based on its current state. Args: world, x, y, z */ public void setBlockBoundsBasedOnState(IBlockAccess par1IBlockAccess, int par2, int par3, int par4) { int l = par1IBlockAccess.getBlockMetadata(par2, par3, par4); boolean flag = (l & 4) == 4; boolean flag1 = (l & 2) == 2; if (!flag1) { this.setBlockBounds(0.0F, 0.0F, 0.0F, 1.0F, 0.09375F, 1.0F); } else if (!flag) { this.setBlockBounds(0.0F, 0.0F, 0.0F, 1.0F, 0.5F, 1.0F); } else { this.setBlockBounds(0.0F, 0.0625F, 0.0F, 1.0F, 0.15625F, 1.0F); } } /** * Called whenever the block is added into the world. Args: world, x, y, z */ public void onBlockAdded(World par1World, int par2, int par3, int par4) { int l = par1World.doesBlockHaveSolidTopSurface(par2, par3 - 1, par4) ? 0 : 2; par1World.setBlockMetadataWithNotify(par2, par3, par4, l, 3); this.func_72149_e(par1World, par2, par3, par4, l); } /** * ejects contained items into the world, and notifies neighbours of an update, as appropriate */ public void breakBlock(World par1World, int par2, int par3, int par4, int par5, int par6) { this.func_72149_e(par1World, par2, par3, par4, par6 | 1); } /** * Called when the block is attempted to be harvested */ public void onBlockHarvested(World par1World, int par2, int par3, int par4, int par5, EntityPlayer par6EntityPlayer) { if (!par1World.isRemote) { if (par6EntityPlayer.getCurrentEquippedItem() != null && par6EntityPlayer.getCurrentEquippedItem().itemID == Item.shears.itemID) { par1World.setBlockMetadataWithNotify(par2, par3, par4, par5 | 8, 4); } } } @SideOnly(Side.CLIENT) /** * only called by clickMiddleMouseButton , and passed to inventory.setCurrentItem (along with isCreative) */ public int idPicked(World par1World, int par2, int par3, int par4) { return Item.silk.itemID; } private void func_72149_e(World par1World, int par2, int par3, int par4, int par5) { int i1 = 0; while (i1 < 2) { int j1 = 1; while (true) { if (j1 < 42) { int k1 = par2 + Direction.offsetX[i1] * j1; int l1 = par4 + Direction.offsetZ[i1] * j1; int i2 = par1World.getBlockId(k1, par3, l1); if (i2 == Block.tripWireSource.blockID) { int j2 = par1World.getBlockMetadata(k1, par3, l1) & 3; if (j2 == Direction.rotateOpposite[i1]) { Block.tripWireSource.func_72143_a(par1World, k1, par3, l1, i2, par1World.getBlockMetadata(k1, par3, l1), true, j1, par5); } } else if (i2 == Block.tripWire.blockID) { ++j1; continue; } } ++i1; break; } } } /** * Triggered whenever an entity collides with this block (enters into the block). Args: world, x, y, z, entity */ public void onEntityCollidedWithBlock(World par1World, int par2, int par3, int par4, Entity par5Entity) { if (!par1World.isRemote) { if ((par1World.getBlockMetadata(par2, par3, par4) & 1) != 1) { this.updateTripWireState(par1World, par2, par3, par4); } } } /** * Ticks the block if it's been scheduled */ public void updateTick(World par1World, int par2, int par3, int par4, Random par5Random) { if (!par1World.isRemote) { if ((par1World.getBlockMetadata(par2, par3, par4) & 1) == 1) { this.updateTripWireState(par1World, par2, par3, par4); } } } private void updateTripWireState(World par1World, int par2, int par3, int par4) { int l = par1World.getBlockMetadata(par2, par3, par4); boolean flag = (l & 1) == 1; boolean flag1 = false; List list = par1World.getEntitiesWithinAABBExcludingEntity((Entity)null, AxisAlignedBB.getAABBPool().getAABB((double)par2 + this.minX, (double)par3 + this.minY, (double)par4 + this.minZ, (double)par2 + this.maxX, (double)par3 + this.maxY, (double)par4 + this.maxZ)); if (!list.isEmpty()) { Iterator iterator = list.iterator(); while (iterator.hasNext()) { Entity entity = (Entity)iterator.next(); if (!entity.doesEntityNotTriggerPressurePlate()) { flag1 = true; break; } } } if (flag1 && !flag) { l |= 1; } if (!flag1 && flag) { l &= -2; } if (flag1 != flag) { par1World.setBlockMetadataWithNotify(par2, par3, par4, l, 3); this.func_72149_e(par1World, par2, par3, par4, l); } if (flag1) { par1World.scheduleBlockUpdate(par2, par3, par4, this.blockID, this.tickRate(par1World)); } } @SideOnly(Side.CLIENT) public static boolean func_72148_a(IBlockAccess par0IBlockAccess, int par1, int par2, int par3, int par4, int par5) { int j1 = par1 + Direction.offsetX[par5]; int k1 = par3 + Direction.offsetZ[par5]; int l1 = par0IBlockAccess.getBlockId(j1, par2, k1); boolean flag = (par4 & 2) == 2; int i2; if (l1 == Block.tripWireSource.blockID) { i2 = par0IBlockAccess.getBlockMetadata(j1, par2, k1); int j2 = i2 & 3; return j2 == Direction.rotateOpposite[par5]; } else if (l1 == Block.tripWire.blockID) { i2 = par0IBlockAccess.getBlockMetadata(j1, par2, k1); boolean flag1 = (i2 & 2) == 2; return flag == flag1; } else { return false; } } }