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/*
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* Copyright 2008-2009 Mike Reedell / LuckyCatLabs.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.luckycatlabs.sunrisesunset;
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import java.math.BigDecimal;
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/**
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* Enumerated type that defines the available zeniths for computing the sunrise/sunset.
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*/
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public enum Zenith
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{
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/** Astronomical sunrise/set is when the sun is 18 degrees below the horizon. */
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ASTRONOMICAL(BigDecimal.valueOf(108)),
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/** Nautical sunrise/set is when the sun is 12 degrees below the horizon. */
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NAUTICAL(BigDecimal.valueOf(102)),
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/** Civil sunrise/set (dawn/dusk) is when the sun is 6 degrees below the horizon. */
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CIVIL(BigDecimal.valueOf(96)),
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/** Official sunrise/set is when the sun is 50' below the horizon. */
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OFFICIAL(BigDecimal.valueOf(90.8333)); // 90deg, 50'
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private final BigDecimal degrees;
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private Zenith(BigDecimal degrees)
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{
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this.degrees = degrees;
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}
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public BigDecimal degrees()
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{
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return degrees;
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}
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}
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