    001    package net.minecraft.src;
    002
    003    import java.util.List;
    004    import java.util.Random;
    005
    006    public class ComponentMineshaftStairs extends StructureComponent
    007    {
    008        public ComponentMineshaftStairs(int par1, Random par2Random, StructureBoundingBox par3StructureBoundingBox, int par4)
    009        {
    010            super(par1);
    011            this.coordBaseMode = par4;
    012            this.boundingBox = par3StructureBoundingBox;
    013        }
    014
    015        /**
    016         * Trys to find a valid place to put this component.
    017         */
    018        public static StructureBoundingBox findValidPlacement(List par0List, Random par1Random, int par2, int par3, int par4, int par5)
    019        {
    020            StructureBoundingBox var6 = new StructureBoundingBox(par2, par3 - 5, par4, par2, par3 + 2, par4);
    021
    022            switch (par5)
    023            {
    024                case 0:
    025                    var6.maxX = par2 + 2;
    026                    var6.maxZ = par4 + 8;
    027                    break;
    028                case 1:
    029                    var6.minX = par2 - 8;
    030                    var6.maxZ = par4 + 2;
    031                    break;
    032                case 2:
    033                    var6.maxX = par2 + 2;
    034                    var6.minZ = par4 - 8;
    035                    break;
    036                case 3:
    037                    var6.maxX = par2 + 8;
    038                    var6.maxZ = par4 + 2;
    039            }
    040
    041            return StructureComponent.findIntersecting(par0List, var6) != null ? null : var6;
    042        }
    043
    044        /**
    045         * Initiates construction of the Structure Component picked, at the current Location of StructGen
    046         */
    047        public void buildComponent(StructureComponent par1StructureComponent, List par2List, Random par3Random)
    048        {
    049            int var4 = this.getComponentType();
    050
    051            switch (this.coordBaseMode)
    052            {
    053                case 0:
    054                    StructureMineshaftPieces.getNextComponent(par1StructureComponent, par2List, par3Random, this.boundingBox.minX, this.boundingBox.minY, this.boundingBox.maxZ + 1, 0, var4);
    055                    break;
    056                case 1:
    057                    StructureMineshaftPieces.getNextComponent(par1StructureComponent, par2List, par3Random, this.boundingBox.minX - 1, this.boundingBox.minY, this.boundingBox.minZ, 1, var4);
    058                    break;
    059                case 2:
    060                    StructureMineshaftPieces.getNextComponent(par1StructureComponent, par2List, par3Random, this.boundingBox.minX, this.boundingBox.minY, this.boundingBox.minZ - 1, 2, var4);
    061                    break;
    062                case 3:
    063                    StructureMineshaftPieces.getNextComponent(par1StructureComponent, par2List, par3Random, this.boundingBox.maxX + 1, this.boundingBox.minY, this.boundingBox.minZ, 3, var4);
    064            }
    065        }
    066
    067        /**
    068         * second Part of Structure generating, this for example places Spiderwebs, Mob Spawners, it closes Mineshafts at
    069         * the end, it adds Fences...
    070         */
    071        public boolean addComponentParts(World par1World, Random par2Random, StructureBoundingBox par3StructureBoundingBox)
    072        {
    073            if (this.isLiquidInStructureBoundingBox(par1World, par3StructureBoundingBox))
    074            {
    075                return false;
    076            }
    077            else
    078            {
    079                this.fillWithBlocks(par1World, par3StructureBoundingBox, 0, 5, 0, 2, 7, 1, 0, 0, false);
    080                this.fillWithBlocks(par1World, par3StructureBoundingBox, 0, 0, 7, 2, 2, 8, 0, 0, false);
    081
    082                for (int var4 = 0; var4 < 5; ++var4)
    083                {
    084                    this.fillWithBlocks(par1World, par3StructureBoundingBox, 0, 5 - var4 - (var4 < 4 ? 1 : 0), 2 + var4, 2, 7 - var4, 2 + var4, 0, 0, false);
    085                }
    086
    087                return true;
    088            }
    089        }
    090    }