InfoBlockMulti.java

/**
 * Copyright (c) Lambda Innovation, 2013-2015
 * 本作品版权由Lambda Innovation所有。
 * http://www.li-dev.cn/
 *
 * This project is open-source, and it is distributed under 
 * the terms of GNU General Public License. You can modify
 * and distribute freely as long as you follow the license.
 * 本项目是一个开源项目，且遵循GNU通用公共授权协议。
 * 在遵照该协议的情况下，您可以自由传播和修改。
 * http://www.gnu.org/licenses/gpl.html
 */
package cn.liutils.template.block;

import net.minecraft.block.Block;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.tileentity.TileEntity;
import net.minecraftforge.common.util.ForgeDirection;
import cn.liutils.core.LIUtils;

/**
 * Class that stores and handles per-block orientation&sub block ID info. You should delegate the
 *  save&store methods via your TileEntity that implements IMultiTile.
 * @author WeathFolD
 */
public class InfoBlockMulti {
    
    final TileEntity te;
    
    ForgeDirection dir = ForgeDirection.NORTH;
    int subID;
    
    private boolean loaded; //Client-Only flag. Indicate if it was synced.
    int syncCD; //Ticks until sending next sync request.

    InfoBlockMulti(TileEntity _te, ForgeDirection _dir, int sid) {
        te = _te;
        dir = _dir;
        subID = sid;
    }

    public InfoBlockMulti(TileEntity _te) {
        te = _te;
    }
    
    /**
     * Use this Ctor to restore your Info in TileEntity's readNBT method.
     */
    public InfoBlockMulti(TileEntity _te, NBTTagCompound tag) {
        te = _te;
        load(tag);
    }
    
    /**
     * Delegate this method in your TileEntity's updateEntity method.
     */
    public void update() {
        if(te.getWorldObj().isRemote) {
            if(!loaded) {
                if(syncCD == 0) {
                    LIUtils.netHandler.sendToServer(new MsgBlockMulti.Req(this));
                    syncCD = 10;
                } else {
                    --syncCD;
                }
            }
        } else {
            //Check block consistency every 1s in server.
            if(syncCD == 0) {
                syncCD = 20;
            }
            boolean fail = false;
            Block b = te.getBlockType();
            if(!(b instanceof BlockMulti)) {
                fail = true;
            } else {
                TileEntity ori = ((BlockMulti) b).getOriginTile(te);
                if(ori == null) {
                    fail = true;
                }
            }
            if(fail) { //Kill this block.
                te.getWorldObj().setBlockToAir(te.xCoord, te.yCoord, te.zCoord);
                te.getWorldObj().removeTileEntity(te.xCoord, te.yCoord, te.zCoord);
            }
        }
    }
    
    public boolean isLoaded() {
        return te.getWorldObj().isRemote ? loaded : true;
    }
    
    public int getSubID() { return subID; }
    
    public ForgeDirection getDir() { return dir; }
    
    public void setLoaded() {
        loaded = true;
    }
    
    public void save(NBTTagCompound tag) {
        tag.setByte("dir", (byte) dir.ordinal());
        tag.setInteger("sub", subID);
    }
    
    public void load(NBTTagCompound tag) {
        dir = ForgeDirection.values()[tag.getByte("dir")];
        subID = tag.getInteger("sub");
        loaded = true;
    }

}