/// <summary>Get's possible values of NOT rotated width of all element that have therer rotated width less that availableWidth
/// </summary>
/// <param name="availableWidth">the highest possible width of rotated element.</param>
/// <returns>interval that specify biggest and smallest possible values of NOT rotated width of such elements.
/// </returns>
public virtual RotationMinMaxWidth.WidthFunction.Interval GetValidOriginalWidths(double availableWidth)
{
double minWidth;
double maxWidth;
if (cos == 0)
{
minWidth = area * sin / availableWidth;
maxWidth = MinMaxWidthUtils.GetInfWidth();
}
else
{
if (sin == 0)
{
minWidth = 0;
maxWidth = availableWidth / cos;
}
else
{
double D = availableWidth * availableWidth - 4 * area * sin * cos;
if (D < 0)
{
return(null);
}
minWidth = (availableWidth - Math.Sqrt(D)) / (2 * cos);
maxWidth = (availableWidth + Math.Sqrt(D)) / (2 * cos);
}
}
return(new RotationMinMaxWidth.WidthFunction.Interval(minWidth, maxWidth));
}
private static double CorrectSinCos(double value)
{
if (MinMaxWidthUtils.IsEqual(value, 0))
{
return(0);
}
else
{
if (MinMaxWidthUtils.IsEqual(value, 1))
{
return(1);
}
}
return(value);
}
public virtual float GetMaxWidth()
{
return(Math.Min(childrenMaxWidth + additionalWidth, MinMaxWidthUtils.GetInfWidth()));
}
