/// <summary>
/// Returns min Y for values between X an X + offset
/// </summary>
/// <param name="x">X Coordinate</param>
/// <param name="offset"></param>
/// <returns></returns>
private decimal GetMinY(decimal x, decimal offset)
{
List<Coordinates> extendedCoordinatesList = new List<Coordinates>();
Coordinates[] tempArray = new Coordinates[CoordinateList.Count];
CoordinateList.CopyTo(tempArray);
extendedCoordinatesList = tempArray.ToList();
Coordinates previousCoordinate = CoordinateList.First();
for (int i = CoordinateList.Count - 1; i > 0; i--)
{
if (CoordinateList[i].X < previousCoordinate.X)
{
extendedCoordinatesList.Insert(0, new Coordinates(CoordinateList[i].X, CoordinateList[i].Y));
previousCoordinate = CoordinateList.First();
}
else
break;
}
if (345 > x && x > 344)
{
tempArray = null;
}
List<Coordinates> outerCoordinatesList = GetOuterPoints(extendedCoordinatesList, Helpers.Methods.GetMin(x, x + offset), Helpers.Methods.GetMax(x, x + offset));
List<Coordinates> minMaxCoordinatesList = GetMinMaxCoordinates(outerCoordinatesList, x, offset);
return minMaxCoordinatesList.OrderBy(a => a.Y).First().Y;
}
/// <summary>
/// Returns max Y for values between X an X + offset
/// </summary>
/// <param name="x">X Coordinate</param>
/// <param name="offset"></param>
/// <returns></returns>
private decimal GetMaxY(decimal x, decimal offset)
{
Coordinates[] tempArray = new Coordinates[CoordinateList.Count];
List<Coordinates> reversedList = new List<Coordinates>();
CoordinateList.CopyTo(tempArray);
reversedList = tempArray.ToList();
reversedList.Reverse();
reversedList.Insert(0, new Coordinates(reversedList.Last().X, reversedList.Last().Y));
List<Coordinates> outerCoordinatesList = GetOuterPoints(reversedList, Helpers.Methods.GetMin(x, x + offset), Helpers.Methods.GetMax(x, x + offset));
List<Coordinates> minMaxCoordinatesList = GetMinMaxCoordinates(outerCoordinatesList, x, offset);
return minMaxCoordinatesList.OrderBy(a => a.Y).Last().Y;
}