using System;

namespace CPF.ReoGrid
{
	public class NumericalAutoFillSectionEntry : IAutoFillSectionEntry
	{
		public object Value { get; }

		public NumericalAutoFillSectionEntry(double value)
		{
			this.Value = value;
		}

		public bool IsSequenceOf(IAutoFillSectionEntry otherEntry)
		{
			return otherEntry is NumericalAutoFillSectionEntry;
		}

		public object GetIterationValue(object baseValue, object incrementPerIteration, int iteration)
		{
			double differenceToBaseValue = this.GetDifferenceToBaseValue(baseValue);
			double num = (double)incrementPerIteration;
			return (double)baseValue + differenceToBaseValue + num * (double)iteration;
		}

		public object GetIncrementPerIteration(object baseValue, int numberOfEntries)
		{
			return (numberOfEntries > 1) ? (this.GetDifferenceToBaseValue(baseValue) / (double)(numberOfEntries - 1) * (double)numberOfEntries) : 0.0;
		}

		private double GetDifferenceToBaseValue(object baseValue)
		{
			return (double)this.Value - (double)baseValue;
		}
	}
}