117 lines
3.0 KiB
Java
117 lines
3.0 KiB
Java
package com.massivecraft.factions.cmd;
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import com.massivecraft.factions.Perm;
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import com.massivecraft.factions.entity.BoardColl;
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import com.massivecraft.factions.entity.Faction;
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import com.massivecraft.factions.entity.MConf;
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import com.massivecraft.massivecore.collections.MassiveSet;
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import com.massivecraft.massivecore.command.requirement.RequirementHasPerm;
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import com.massivecraft.massivecore.command.requirement.RequirementIsPlayer;
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import com.massivecraft.massivecore.ps.PS;
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import com.massivecraft.massivecore.util.MUtil;
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import java.util.LinkedHashSet;
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import java.util.Set;
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public class CmdFactionsSetFill extends CmdFactionsSetXSimple
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{
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// -------------------------------------------- //
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// CONSTRUCT
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// -------------------------------------------- //
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public CmdFactionsSetFill(boolean claim)
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{
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// Super
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super(claim);
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// Aliases
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this.addAliases("fill");
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// Format
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this.setFormatOne("<h>%s<i> %s <h>%d <i>chunk %s<i> using fill.");
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this.setFormatMany("<h>%s<i> %s <h>%d <i>chunks near %s<i> using fill.");
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// Requirements
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this.addRequirements(RequirementIsPlayer.get());
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Perm perm = claim ? Perm.CLAIM_FILL : Perm.UNCLAIM_FILL;
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this.addRequirements(RequirementHasPerm.get(perm));
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}
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// -------------------------------------------- //
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// OVERRIDE
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// -------------------------------------------- //
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@Override
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public Set<PS> getChunks()
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{
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// Common Startup
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final PS chunk = PS.valueOf(me.getLocation()).getChunk(true);
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final Set<PS> chunks = new MassiveSet<>();
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// What faction (aka color) resides there?
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// NOTE: Wilderness/None is valid.
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final Faction color = BoardColl.get().getFactionAt(chunk);
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// We start where we are!
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chunks.add(chunk);
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// Flood!
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int max = MConf.get().setFillMax;
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floodSearch(chunks, color, max);
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// Limit Reached?
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if (chunks.size() >= max)
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{
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msg("<b>Fill limit of <h>%d <b>reached.", max);
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return null;
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}
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// OK!
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return chunks;
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}
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// -------------------------------------------- //
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// FLOOD FILL
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// -------------------------------------------- //
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public static void floodSearch(Set<PS> set, Faction color, int max)
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{
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// Clean
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if (set == null) throw new NullPointerException("set");
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if (color == null) throw new NullPointerException("color");
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// Expand
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Set<PS> expansion = new MassiveSet<>();
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for (PS chunk : set)
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{
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Set<PS> neighbours = MUtil.set(
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chunk.withChunkX(chunk.getChunkX() + 1),
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chunk.withChunkX(chunk.getChunkX() - 1),
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chunk.withChunkZ(chunk.getChunkZ() + 1),
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chunk.withChunkZ(chunk.getChunkZ() - 1)
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);
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for (PS neighbour : neighbours)
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{
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if (set.contains(neighbour)) continue;
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Faction faction = BoardColl.get().getFactionAt(neighbour);
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if (faction == null) continue;
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if (faction != color) continue;
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expansion.add(neighbour);
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}
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}
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set.addAll(expansion);
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// No Expansion?
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if (expansion.isEmpty()) return;
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// Reached Max?
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if (set.size() >= max) return;
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// Recurse
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floodSearch(set, color, max);
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}
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}
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