80 lines
3.5 KiB
Java
80 lines
3.5 KiB
Java
/*
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* This file is part of ViaVersion - https://github.com/ViaVersion/ViaVersion
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* Copyright (C) 2016-2024 ViaVersion and contributors
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the 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,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU 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.viaversion.viaversion.protocols.protocol1_13to1_12_2.providers.blockentities;
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import com.github.steveice10.opennbt.tag.builtin.CompoundTag;
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import com.github.steveice10.opennbt.tag.builtin.ListTag;
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import com.github.steveice10.opennbt.tag.builtin.NumberTag;
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import com.github.steveice10.opennbt.tag.builtin.StringTag;
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import com.github.steveice10.opennbt.tag.builtin.Tag;
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import com.viaversion.viaversion.api.Via;
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import com.viaversion.viaversion.api.connection.UserConnection;
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import com.viaversion.viaversion.api.minecraft.Position;
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import com.viaversion.viaversion.protocols.protocol1_13to1_12_2.providers.BlockEntityProvider;
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import com.viaversion.viaversion.protocols.protocol1_13to1_12_2.storage.BlockStorage;
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import com.viaversion.viaversion.util.ComponentUtil;
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public class BannerHandler implements BlockEntityProvider.BlockEntityHandler {
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private static final int WALL_BANNER_START = 7110; // 4 each
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private static final int WALL_BANNER_STOP = 7173;
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private static final int BANNER_START = 6854; // 16 each
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private static final int BANNER_STOP = 7109;
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@Override
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public int transform(UserConnection user, CompoundTag tag) {
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BlockStorage storage = user.get(BlockStorage.class);
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Position position = new Position(tag.getNumberTag("x").asInt(), tag.getNumberTag("y").asShort(), tag.getNumberTag("z").asInt());
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if (!storage.contains(position)) {
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Via.getPlatform().getLogger().warning("Received an banner color update packet, but there is no banner! O_o " + tag);
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return -1;
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}
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int blockId = storage.get(position).getOriginal();
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NumberTag base = tag.getNumberTag("Base");
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int color = base != null ? base.asInt() : 0;
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// Standing banner
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if (blockId >= BANNER_START && blockId <= BANNER_STOP) {
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blockId += ((15 - color) * 16);
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// Wall banner
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} else if (blockId >= WALL_BANNER_START && blockId <= WALL_BANNER_STOP) {
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blockId += ((15 - color) * 4);
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} else {
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Via.getPlatform().getLogger().warning("Why does this block have the banner block entity? :(" + tag);
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}
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ListTag<CompoundTag> patterns = tag.getListTag("Patterns", CompoundTag.class);
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if (patterns != null) {
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for (CompoundTag pattern : patterns) {
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NumberTag colorTag = pattern.getNumberTag("Color");
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if (colorTag != null) {
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pattern.putInt("Color", 15 - colorTag.asInt()); // Invert color id
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}
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}
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}
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StringTag name = tag.getStringTag("CustomName");
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if (name != null) {
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name.setValue(ComponentUtil.legacyToJsonString(name.getValue()));
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}
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return blockId;
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}
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} |