65 lines
2.7 KiB
Java
65 lines
2.7 KiB
Java
/*
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* This file is part of ViaBackwards - https://github.com/ViaVersion/ViaBackwards
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* Copyright (C) 2016-2021 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 nl.matsv.viabackwards.protocol.protocol1_12_2to1_13.block_entity_handlers;
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import nl.matsv.viabackwards.ViaBackwards;
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import nl.matsv.viabackwards.protocol.protocol1_12_2to1_13.providers.BackwardsBlockEntityProvider.BackwardsBlockEntityHandler;
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import us.myles.ViaVersion.api.data.UserConnection;
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import us.myles.viaversion.libs.opennbt.tag.builtin.CompoundTag;
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import us.myles.viaversion.libs.opennbt.tag.builtin.IntTag;
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import us.myles.viaversion.libs.opennbt.tag.builtin.ListTag;
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import us.myles.viaversion.libs.opennbt.tag.builtin.Tag;
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public class BannerHandler implements BackwardsBlockEntityHandler {
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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 CompoundTag transform(UserConnection user, int blockId, CompoundTag tag) {
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// Normal banners
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if (blockId >= BANNER_START && blockId <= BANNER_STOP) {
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int color = (blockId - BANNER_START) >> 4;
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tag.put("Base", new IntTag((15 - color)));
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}
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// Wall banners
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else if (blockId >= WALL_BANNER_START && blockId <= WALL_BANNER_STOP) {
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int color = (blockId - WALL_BANNER_START) >> 2;
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tag.put("Base", new IntTag((15 - color)));
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} else {
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ViaBackwards.getPlatform().getLogger().warning("Why does this block have the banner block entity? :(" + tag);
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}
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// Invert colors
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Tag patternsTag = tag.get("Patterns");
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if (patternsTag instanceof ListTag) {
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for (Tag pattern : (ListTag) patternsTag) {
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if (!(pattern instanceof CompoundTag)) continue;
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IntTag c = ((CompoundTag) pattern).get("Color");
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c.setValue(15 - c.asInt()); // Invert color id
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}
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}
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return tag;
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}
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}
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