34 lines
932 B
C#
34 lines
932 B
C#
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using System;
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using System.Globalization;
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using Xamarin.Forms;
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namespace TipCalc
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{
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public class DoubleRoundingConverter : IValueConverter
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{
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public object Convert(object value, Type targetType,
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object parameter, CultureInfo culture)
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{
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return Round((double)value, parameter);
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}
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public object ConvertBack(object value, Type targetType,
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object parameter, CultureInfo culture)
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{
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return Round((double)value, parameter);
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}
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double Round(double number, object parameter)
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{
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double precision = 1;
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// Assume parameter is string encoding precision.
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if (parameter != null)
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{
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precision = Double.Parse((string)parameter);
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}
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return precision * Math.Round(number / precision);
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}
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}
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}
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