/// <summary>
/// Converts a given amount of pixels to the equivalent size along the x-axis which that amount of pixels represents.
/// </summary>
/// <param name="pixels">The amount of pixels for which to know the size along the x-axis.</param>
/// <param name="intervals">The currently visible interval.</param>
/// <param name="panelSize">The amount of pixels within which the interval is shown.</param>
/// <returns></returns>
protected static TXSize PixelsToSize(double pixels, AxesIntervals <TX, TXSize, TY, TYSize> intervals, Size panelSize)
{
double intervalSize = Interval <TX, TXSize> .ConvertSizeToDouble(intervals.IntervalX.Size);
double size = (pixels / panelSize.Width) * intervalSize;
return(Interval <TX, TXSize> .ConvertDoubleToSize(size));
}