Factions3/src/com/massivecraft/factions/cmd/CmdFactionsSeeChunk.java

package com.massivecraft.factions.cmd;

import org.bukkit.Location;
import org.bukkit.Material;
import org.bukkit.World;
import org.bukkit.entity.Player;

import com.massivecraft.factions.Perm;
import com.massivecraft.factions.util.VisualizeUtil;
import com.massivecraft.mcore.cmd.req.ReqIsPlayer;

public class CmdFactionsSeeChunk extends FCommand
{
	public CmdFactionsSeeChunk()
	{
		super();
		this.aliases.add("sc");
		this.aliases.add("seechunk");
		
		this.permission = Perm.SEE_CHUNK.node;
		
		this.addRequirements(ReqIsPlayer.get());
	}
	
	@Override
	public void perform()
	{
		Location meLoc = me.getLocation();
		// Which chunk are we standing in ATM?
		// This bit shifting is something like divide by 16 :P
		int chunkX = meLoc.getBlockX() >> 4;
		int chunkZ = meLoc.getBlockZ() >> 4;
		
		// Get the pillars for that chunk
		int blockX;
		int blockZ;
		
		blockX = chunkX*16;
		blockZ = chunkZ*16;
		showPillar(me, me.getWorld(), blockX, blockZ);
		
		blockX = chunkX*16 + 15;
		blockZ = chunkZ*16;
		showPillar(me, me.getWorld(), blockX, blockZ);
		
		blockX = chunkX*16;
		blockZ = chunkZ*16 + 15;
		showPillar(me, me.getWorld(), blockX, blockZ);
		
		blockX = chunkX*16 + 15;
		blockZ = chunkZ*16 + 15;
		showPillar(me, me.getWorld(), blockX, blockZ);
	}
	
	public void showPillar(Player player, World world, int blockX, int blockZ)
	{
		for (int blockY = 0; blockY < world.getMaxHeight(); blockY++)
		{
			Location loc = new Location(world, blockX, blockY, blockZ);
			if (loc.getBlock().getTypeId() != 0) continue;
			int typeId = blockY % 5 == 0 ? Material.GLOWSTONE.getId() : Material.GLASS.getId();
			VisualizeUtil.addLocation(player, loc, typeId);
		}
	}
	
}