mirror of
https://github.com/plexusorg/Plex-FAWE.git
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233 lines
7.8 KiB
Java
233 lines
7.8 KiB
Java
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// $Id$
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/*
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* WorldEdit
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* Copyright (C) 2010, 2011 sk89q <http://www.sk89q.com>
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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.sk89q.worldedit.data;
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import com.sk89q.worldedit.blocks.BlockID;
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/**
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* Block data related classes.
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*
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* @author sk89q
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*/
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public final class BlockData {
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/**
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* Rotate a block's data value 90 degrees (north->east->south->west->north);
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*
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* @param type
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* @param data
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* @return
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*/
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public static int rotate90(int type, int data) {
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if (type == BlockID.TORCH
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|| type == BlockID.REDSTONE_TORCH_OFF
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|| type == BlockID.REDSTONE_TORCH_ON) {
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switch (data) {
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case 1: return 3;
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case 2: return 4;
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case 3: return 2;
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case 4: return 1;
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}
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} else if (type == BlockID.MINECART_TRACKS) {
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switch (data) {
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case 0: return 1;
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case 1: return 0;
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case 2: return 5;
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case 3: return 4;
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case 4: return 2;
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case 5: return 3;
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case 6: return 7;
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case 7: return 8;
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case 8: return 9;
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case 9: return 6;
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}
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} else if (type == BlockID.WOODEN_STAIRS
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|| type == BlockID.COBBLESTONE_STAIRS) {
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switch (data) {
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case 0: return 2;
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case 1: return 3;
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case 2: return 1;
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case 3: return 0;
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}
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} else if (type == BlockID.LEVER) {
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int thrown = data & 0x8;
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int withoutThrown = data ^ 0x8;
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switch (withoutThrown) {
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case 1: return 3 | thrown;
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case 2: return 4 | thrown;
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case 3: return 2 | thrown;
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case 4: return 1 | thrown;
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}
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} else if (type == BlockID.WOODEN_DOOR
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|| type == BlockID.IRON_DOOR) {
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int topHalf = data & 0x8;
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int swung = data & 0x4;
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int withoutFlags = data ^ (0x8 | 0x4);
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switch (withoutFlags) {
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case 0: return 1 | topHalf | swung;
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case 1: return 2 | topHalf | swung;
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case 2: return 3 | topHalf | swung;
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case 3: return 0 | topHalf | swung;
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}
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} else if (type == BlockID.STONE_BUTTON) {
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int thrown = data & 0x8;
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int withoutThrown = data ^ 0x8;
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switch (withoutThrown) {
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case 1: return 3 | thrown;
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case 2: return 4 | thrown;
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case 3: return 2 | thrown;
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case 4: return 1 | thrown;
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}
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} else if (type == BlockID.SIGN_POST) {
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return (data + 4) % 16;
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} else if (type == BlockID.LADDER
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|| type == BlockID.WALL_SIGN
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|| type == BlockID.FURNACE
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|| type == BlockID.BURNING_FURNACE
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|| type == BlockID.DISPENSER) {
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switch (data) {
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case 2: return 5;
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case 3: return 4;
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case 4: return 2;
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case 5: return 3;
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}
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} else if (type == BlockID.PUMPKIN
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|| type == BlockID.JACKOLANTERN) {
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switch (data) {
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case 0: return 1;
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case 1: return 2;
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case 2: return 3;
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case 3: return 0;
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}
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}
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return data;
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}
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/**
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* Rotate a block's data value -90 degrees (north<-east<-south<-west<-north);
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*
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* @param type
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* @param data
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* @return
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*/
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public static int rotate90Reverse(int type, int data) {
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// case ([0-9]+): return ([0-9]+) -> case \2: return \1
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if (type == BlockID.TORCH
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|| type == BlockID.REDSTONE_TORCH_OFF
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|| type == BlockID.REDSTONE_TORCH_ON) {
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switch (data) {
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case 3: return 1;
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case 4: return 2;
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case 2: return 3;
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case 1: return 4;
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}
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} else if (type == BlockID.MINECART_TRACKS) {
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switch (data) {
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case 1: return 0;
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case 0: return 1;
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case 5: return 2;
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case 4: return 3;
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case 2: return 4;
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case 3: return 5;
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case 7: return 6;
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case 8: return 7;
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case 9: return 8;
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case 6: return 9;
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}
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} else if (type == BlockID.WOODEN_STAIRS
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|| type == BlockID.COBBLESTONE_STAIRS) {
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switch (data) {
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case 2: return 0;
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case 3: return 1;
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case 1: return 2;
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case 0: return 3;
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}
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} else if (type == BlockID.LEVER) {
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int thrown = data & 0x8;
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int withoutThrown = data ^ 0x8;
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switch (withoutThrown) {
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case 3: return 1 | thrown;
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case 4: return 2 | thrown;
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case 2: return 3 | thrown;
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case 1: return 4 | thrown;
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}
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} else if (type == BlockID.WOODEN_DOOR
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|| type == BlockID.IRON_DOOR) {
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int topHalf = data & 0x8;
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int swung = data & 0x4;
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int withoutFlags = data ^ (0x8 | 0x4);
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switch (withoutFlags) {
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case 1: return 0 | topHalf | swung;
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case 2: return 1 | topHalf | swung;
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case 3: return 2 | topHalf | swung;
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case 0: return 3 | topHalf | swung;
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}
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} else if (type == BlockID.STONE_BUTTON) {
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int thrown = data & 0x8;
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int withoutThrown = data ^ 0x8;
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switch (withoutThrown) {
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case 3: return 1 | thrown;
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case 4: return 2 | thrown;
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case 2: return 3 | thrown;
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case 1: return 4 | thrown;
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}
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} else if (type == BlockID.SIGN_POST) {
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int newData = (data - 4);
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if (newData < 0) {
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newData += 16;
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}
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return newData;
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} else if (type == BlockID.LADDER
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|| type == BlockID.WALL_SIGN
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|| type == BlockID.FURNACE
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|| type == BlockID.BURNING_FURNACE
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|| type == BlockID.DISPENSER) {
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switch (data) {
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case 5: return 2;
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case 4: return 3;
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case 2: return 4;
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case 3: return 5;
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}
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} else if (type == BlockID.PUMPKIN
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|| type == BlockID.JACKOLANTERN) {
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switch (data) {
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case 1: return 0;
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case 2: return 1;
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case 3: return 2;
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case 0: return 3;
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}
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}
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return data;
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}
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/**
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* Flip a block's data value.
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*
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* @param type
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* @param data
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* @return
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*/
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public static int flip(int type, int data) {
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return rotate90(type, rotate90(type, data));
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}
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}
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