cn.academy.energy.msg.node.MsgNodeLoadList.java Source code

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Here is the source code for cn.academy.energy.msg.node.MsgNodeLoadList.java

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/**
 * Copyright (c) Lambda Innovation, 2013-2015
 * ??Lambda Innovation
 * http://www.lambdacraft.cn/
 *
 * AcademyCraft 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.
 * AcademyCraft??GNU???
 * ????
 * http://www.gnu.org/licenses/gpl.html
 */
package cn.academy.energy.msg.node;

import io.netty.buffer.ByteBuf;

import java.util.ArrayList;
import java.util.List;

import net.minecraft.client.Minecraft;
import net.minecraft.client.gui.GuiScreen;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.world.World;
import cn.academy.core.AcademyCraft;
import cn.academy.core.energy.WirelessSystem;
import cn.academy.energy.block.tile.impl.TileNode;
import cn.academy.energy.client.gui.GuiNode;
import cn.annoreg.core.RegistrationClass;
import cn.annoreg.mc.RegMessageHandler;
import cn.annoreg.mc.RegMessageHandler.Side;
import cpw.mods.fml.common.network.ByteBufUtils;
import cpw.mods.fml.common.network.simpleimpl.IMessage;
import cpw.mods.fml.common.network.simpleimpl.IMessageHandler;
import cpw.mods.fml.common.network.simpleimpl.MessageContext;
import cpw.mods.fml.relauncher.SideOnly;

/**
 * @author WeathFolD
 *
 */
@RegistrationClass
public class MsgNodeLoadList implements IMessage {

    List<String> cns;

    public MsgNodeLoadList(TileNode node) {
        cns = WirelessSystem.getAvailableChannels(node.getWorldObj(), node.xCoord, node.yCoord, node.zCoord,
                node.getTransDistance(), 20);
    }

    public MsgNodeLoadList() {
    }

    @Override
    public void fromBytes(ByteBuf buf) {
        cns = new ArrayList();
        int n = buf.readShort();
        while (n-- > 0) {
            cns.add(ByteBufUtils.readUTF8String(buf));
        }
    }

    @Override
    public void toBytes(ByteBuf buf) {
        buf.writeShort(cns.size());
        for (int i = 0; i < cns.size(); ++i) {
            ByteBufUtils.writeUTF8String(buf, cns.get(i));
        }
    }

    @RegMessageHandler(msg = MsgNodeLoadList.class, side = Side.CLIENT)
    public static class Handler implements IMessageHandler<MsgNodeLoadList, IMessage> {

        @Override
        @SideOnly(cpw.mods.fml.relauncher.Side.CLIENT)
        public IMessage onMessage(MsgNodeLoadList msg, MessageContext ctx) {
            GuiScreen gs = Minecraft.getMinecraft().currentScreen;
            if (!(gs instanceof GuiNode))
                return null;
            GuiNode gui = (GuiNode) gs;
            gui.listSynced = true;
            gui.channels = msg.cns;
            return null;
        }

    }

    public static class Request implements IMessage {

        int x, y, z;

        public Request(TileEntity node) {
            x = node.xCoord;
            y = node.yCoord;
            z = node.zCoord;
        }

        public Request() {
        }

        @Override
        public void fromBytes(ByteBuf buf) {
            x = buf.readInt();
            y = buf.readInt();
            z = buf.readInt();
        }

        @Override
        public void toBytes(ByteBuf buf) {
            buf.writeInt(x).writeInt(y).writeInt(z);
        }

    }

    @RegMessageHandler(msg = Request.class, side = Side.SERVER)
    public static class ReqHandler implements IMessageHandler<Request, MsgNodeLoadList> {

        @Override
        public MsgNodeLoadList onMessage(Request msg, MessageContext ctx) {
            World world = ctx.getServerHandler().playerEntity.worldObj;
            TileEntity te = world.getTileEntity(msg.x, msg.y, msg.z);
            if (!(te instanceof TileNode)) {
                AcademyCraft.log.error("Didn't find TileNode in server when opening gui");
                return null;
            }
            TileNode node = (TileNode) te;
            return new MsgNodeLoadList(node);
        }

    }

}