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90 lines
3.4 KiB
Java
90 lines
3.4 KiB
Java
/*
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* WorldEdit, a Minecraft world manipulation toolkit
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* Copyright (C) sk89q <http://www.sk89q.com>
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* Copyright (C) WorldEdit team and contributors
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*
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* This program is free software: you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
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* for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package com.sk89q.worldedit.command.tool;
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import com.sk89q.worldedit.EditSession;
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import com.sk89q.worldedit.LocalConfiguration;
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import com.sk89q.worldedit.LocalSession;
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import com.sk89q.worldedit.MaxChangedBlocksException;
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import com.sk89q.worldedit.blocks.BaseBlock;
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import com.sk89q.worldedit.blocks.BlockData;
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import com.sk89q.worldedit.entity.Player;
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import com.sk89q.worldedit.extension.platform.Actor;
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import com.sk89q.worldedit.extension.platform.Platform;
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import com.sk89q.worldedit.util.Location;
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import com.sk89q.worldedit.world.World;
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/**
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* A mode that cycles the data values of supported blocks.
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*/
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public class BlockDataCyler implements DoubleActionBlockTool {
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@Override
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public boolean canUse(Actor player) {
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return player.hasPermission("worldedit.tool.data-cycler");
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}
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private boolean handleCycle(Platform server, LocalConfiguration config,
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Player player, LocalSession session, Location clicked, boolean forward) {
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World world = (World) clicked.getExtent();
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BaseBlock block = world.getLazyBlock(clicked.toVector());
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int type = block.getId();
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int data = block.getData();
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if (!config.allowedDataCycleBlocks.isEmpty()
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&& !player.hasPermission("worldedit.override.data-cycler")
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&& !config.allowedDataCycleBlocks.contains(type)) {
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player.printError("You are not permitted to cycle the data value of that block.");
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return true;
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}
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int increment = forward ? 1 : -1;
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BaseBlock newBlock = new BaseBlock(type, BlockData.cycle(type, data, increment));
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EditSession editSession = session.createEditSession(player);
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if (newBlock.getData() < 0) {
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player.printError("That block's data cannot be cycled!");
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} else {
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try {
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editSession.setBlock(clicked.toVector(), newBlock);
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} catch (MaxChangedBlocksException e) {
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player.printError("Max blocks change limit reached.");
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} finally {
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session.remember(editSession);
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}
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}
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return true;
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}
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@Override
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public boolean actPrimary(Platform server, LocalConfiguration config, Player player, LocalSession session, Location clicked) {
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return handleCycle(server, config, player, session, clicked, true);
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}
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@Override
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public boolean actSecondary(Platform server, LocalConfiguration config, Player player, LocalSession session, Location clicked) {
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return handleCycle(server, config, player, session, clicked, false);
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}
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}
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