/*
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* Licensed to the Apache Software Foundation (ASF) Under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for Additional information regarding copyright ownership.
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* The ASF licenses this file to You Under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. 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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/*
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* Created on May 8, 2005
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*
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*/
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namespace HH.WMS.Utils.NPOI.SS.Formula.Eval
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{
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using System;
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using HH.WMS.Utils.NPOI.SS.Formula.PTG;
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using HH.WMS.Utils.NPOI.SS.Util;
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using System.Globalization;
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/**
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* @author Amol S. Deshmukh < amolweb at ya hoo dot com >
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*
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*/
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public class NumberEval : NumericValueEval, StringValueEval
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{
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public static NumberEval ZERO = new NumberEval(0);
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private double _value;
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private String _stringValue;
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public NumberEval(Ptg ptg)
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{
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if (ptg is IntPtg)
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{
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this._value = ((IntPtg)ptg).Value;
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}
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else if (ptg is NumberPtg)
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{
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this._value = ((NumberPtg)ptg).Value;
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}
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}
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public NumberEval(double value)
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{
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this._value = value;
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}
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public double NumberValue
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{
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get { return _value; }
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}
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public String StringValue
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{
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get
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{// TODO: limit to 15 decimal places
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if (_stringValue == null)
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//MakeString();
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_stringValue = NumberToTextConverter.ToText(_value);
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return _stringValue;
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}
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}
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protected void MakeString()
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{
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if (!double.IsNaN(_value))
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{
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double lvalue = Math.Round(_value);
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if (lvalue == _value)
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{
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_stringValue = lvalue.ToString(CultureInfo.CurrentCulture);
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}
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else
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{
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_stringValue = _value.ToString(CultureInfo.CurrentCulture);
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}
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}
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}
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}
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}
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