using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Schedule.Utils
{
public class AvailibleDoubleRange
{
private double _start;
private double _end;
public double Start { get { return _start; } internal set { _start = value; } }
public double End { get { return _end; } internal set { _end = value; } }
public AvailibleDoubleRange(double start, double end)
{
_start = start;
_end = end;
AvailibleRange = new DoubleRange[] { new DoubleRange() { Start = start, End = end } };
}
public DoubleRange[] AvailibleRange { get; private set; }
public void SubtractRange(Double start, Double end)
{
List<DoubleRange> newRanges = new List<DoubleRange>(AvailibleRange);
for (int i = newRanges.Count - 1; i >= 0; i--)
{
if (start <= newRanges[i].Start && end >= newRanges[i].End)
{
// subtract range is larger then item, remove the item
newRanges.RemoveAt(i);
}
else if (start == newRanges[i].Start)
{
// if the range start is equal to the start of the other item, adjust start
newRanges[i] = new DoubleRange(end, newRanges[i].End);
}
else if (end == newRanges[i].End)
{
// if the range end is equal to the start of the other item, adjust end
newRanges[i] = new DoubleRange(newRanges[i].Start, start);
}
else if (start > newRanges[i].Start && end < newRanges[i].End)
{
// split the ranges
DoubleRange leftRange = new DoubleRange(){ Start = newRanges[i].Start, End = start};
DoubleRange rightRange = new DoubleRange() { Start = end, End = newRanges[i].End };
newRanges.RemoveAt(i);
newRanges.Add(leftRange);
newRanges.Add(rightRange);
}
}
AvailibleRange = newRanges.ToArray();
}
public void AddRange(DoubleRange range)
{
throw new NotSupportedException();
}
internal AvailibleDoubleRange Clone()
{
AvailibleDoubleRange copy = new AvailibleDoubleRange(this.Start, this.End);
copy.AvailibleRange = this.AvailibleRange.Clone() as DoubleRange[];
return copy;
}
}
public struct DoubleRange
{
private double _start;
private double _end;
public DoubleRange(double start, double end)
{
_start = start;
_end = end;
}
public double Start { get { return _start; } internal set { _start = value; } }
public double End { get { return _end; } internal set { _end = value; } }
}
}
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