YoungOnion
63 lines
1.7 KiB
Java
63 lines
1.7 KiB
Java
/*
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* This file is part of Applied Energistics 2.
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* Copyright (c) 2013 - 2015, AlgorithmX2, All rights reserved.
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*
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* Applied Energistics 2 is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser 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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* Applied Energistics 2 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 Lesser General Public License 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 Applied Energistics 2. If not, see <http://www.gnu.org/licenses/lgpl>.
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*/
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package appeng.util.helpers;
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import appeng.api.util.AEColor;
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import com.google.common.base.Preconditions;
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public class P2PHelper {
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public AEColor[] toColors(short frequency) {
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final AEColor[] colors = new AEColor[4];
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for (int i = 0; i < 4; i++) {
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int nibble = (frequency >> 4 * (3 - i)) & 0xF;
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colors[i] = AEColor.values()[nibble];
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}
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return colors;
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}
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public short fromColors(AEColor[] colors) {
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Preconditions.checkArgument(colors.length == 4);
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int t = 0;
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for (int i = 0; i < 4; i++) {
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int code = colors[3 - i].ordinal() << 4 * i;
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t |= code;
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}
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return (short) (t & 0xFFFF);
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}
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public String toHexDigit(AEColor color) {
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return String.format("%01X", color.ordinal());
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}
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public String toHexString(short frequency) {
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return String.format("%04X", frequency);
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}
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}
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