Java 类org.bukkit.material.Rails 实例源码

public static boolean isBusy(final Block block, final Block other) {
    // Check to see if both sides of a rail block have rails. If they do, assume we're connected.
    Rails data = (Rails) block.getState().getData();
    BlockFace bf = data.getDirection().getOppositeFace();

    BlockFace face1, face2;

    if ( bf == BlockFace.NORTH_EAST ) {
        face1 = BlockFace.NORTH;
        face2 = BlockFace.EAST;

    } else if ( bf == BlockFace.NORTH_WEST ) {
        face1 = BlockFace.NORTH;
        face2 = BlockFace.WEST;

    } else if ( bf == BlockFace.SOUTH_EAST ) {
        face1 = BlockFace.SOUTH;
        face2 = BlockFace.EAST;

    } else if ( bf == BlockFace.SOUTH_WEST ) {
        face1 = BlockFace.SOUTH;
        face2 = BlockFace.WEST;

    } else {
        face1 = bf;
        face2 = bf.getOppositeFace();
    }

    final Block block1 = block.getRelative(face1);
    final Block block2 = block.getRelative(face2);

    return !( block1.equals(other) || block2.equals(other) ) && isRail(block1) && isRail(block2);
}

@Override
public BlockFace getBearing() {
    if(isRail(block)) {
        return ((Rails)block).getDirection();
    }
    return null;
}

public static Block getConnectedSide(Location location, BlockFace side)
{
    //        int x = location.getBlockX();
    //        int y = location.getBlockY();
    //        int z = location.getBlockZ();
    Block block = location.getBlock().getRelative(side);
    Block b = location.getBlock();
    Bukkit.getLogger().info("Block: " + block.getX() + ", " + block.getY() + ", " + block.getZ());
    Bukkit.getLogger().info("Side block: " + b.getX() + ", " + b.getY() + ", " + b.getZ());
    switch (block.getType())
    {
        // case 50:
        //case 65:
        // case 75:
        //case 76:
        // case 68:
        // case 69:
        // case 77:
        // case 96:
        case TORCH:
        case LADDER:
        case WALL_SIGN:
        case LEVER:
        case REDSTONE_TORCH_ON:
        case REDSTONE_TORCH_OFF:
        case STONE_BUTTON:
        case WOOD_BUTTON:
        case TRAP_DOOR:
        case IRON_TRAPDOOR:
        case WALL_BANNER:
            BlockFace face = ((Attachable) (block.getState().getData())).getAttachedFace().getOppositeFace();
            if (b.getRelative(face).getX() == block.getX() && b.getRelative(face).getZ() == block.getZ())
            {
                return block;
            }
            return null;

        case TRIPWIRE_HOOK:
            BlockFace face2 = ((Directional) (block.getState().getData())).getFacing().getOppositeFace();
            if (b.getRelative(face2).getX() == block.getX() && b.getRelative(face2).getZ() == block.getZ())
            {
                return block;
            }
            return null;
        //case 27:
        //case 28:
        //case 66:
        case RAILS:
        case ACTIVATOR_RAIL:
        case DETECTOR_RAIL:
        case POWERED_RAIL:
            Rails rail = (Rails) block.getState().getData();
            if (rail.isOnSlope())
            {
                BlockFace face1 = rail.getDirection().getOppositeFace();
                if (b.getRelative(face1).getX() == block.getX() && b.getRelative(face1).getZ() == block.getZ())
                {
                    return block;
                }
            }

        default:
            return null;
    }
}

public Rails() {
}

@Deprecated public Rails(int type) {
}

public Rails(Material type) {
}

@Deprecated public Rails(int type, byte data) {
}

@Deprecated public Rails(Material type, byte data) {
}

public Rails clone() {
    return null;
}

@Override
public void run() {
    // If the event was cancelled, stop right now.
    if ( event.isCancelled() )
        return;

    // If the block isn't still a rail, abort.
    if ( !BlockUtils.isRail(block) )
        return;

    // Get the block state.
    BlockState bs = block.getState();
    Rails data = (Rails) bs.getData();

    // Find the first portal and stick to it.
    for(final ABPortal portal: portals) {
        BlockFace face = portal.getFace(block);
        if ( face == null )
            continue;

        // Try finding a rail block.
        Block target = null;
        boolean sloped = false;

        // First, look ahead.
        Block other = block.getRelative(face);
        if ( (BlockUtils.isRail(other) && !BlockUtils.isBusy(other, block)) || (BlockUtils.isRail(other.getRelative(BlockFace.DOWN)) && !BlockUtils.isBusy(other.getRelative(BlockFace.DOWN), block)) ) {
            target = other;

        } else {
            // We can go up if it's straight away.
            other = other.getRelative(BlockFace.UP);
            if ( BlockUtils.isRail(other) && !BlockUtils.isBusy(other, block) ) {
                target = other;
                sloped = true;

            } else {
                // Check the sides.
                BlockFace f = BlockUtils.toLeft(face);
                other = block.getRelative(f);
                if ( BlockUtils.isRail(other) && !BlockUtils.isBusy(other, block) && portal.getFace(other) == null ) {
                    target = other;
                    face = BlockUtils.toRightSub(face);
                } else {
                    f = BlockUtils.toRight(face);
                    other = block.getRelative(f);
                    if ( BlockUtils.isRail(other) && !BlockUtils.isBusy(other, block) && portal.getFace(other) == null ) {
                        target = other;
                        face = BlockUtils.toLeftSub(face);
                    }
                }
            }
        }

        // Rotate this track.
        data.setDirection(face, sloped);
        bs.setData(data);
        bs.update();
        return;
    }
}