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/*
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 *        http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.poi.sl.draw.geom;

import java.util.regex.Matcher;

/**
 * Sine Formula:
 * 
 *
 * 

* Arguments: 2 (fmla="sin x y") * Usage: "sin x y" = (x * sin( y )) = value of this guide *

* * @author Yegor Kozlov */ public class SinExpression implements Expression { private String arg1, arg2; SinExpression(Matcher m){ arg1 = m.group(1); arg2 = m.group(2); } public double evaluate(Context ctx){ double x = ctx.getValue(arg1); double y = ctx.getValue(arg2) / 60000; return x * Math.sin(Math.toRadians(y)); } }




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