public Rect(Point location, Size size)
{
if (location.IsNullOrEmpty() || size.IsNullOrEmpty())
{
this.IsEmpty = true;
this.Location = Point.Empty;
this.Size = Size.Empty;
this.Left = Double.NaN;
this.Top = Double.NaN;
this.Right = Double.NaN;
this.Bottom = Double.NaN;
this.Width = Double.NaN;
this.Height = Double.NaN;
}
else
{
if (size.IsPartiallyEmpty)
{
throw new Granular.Exception("Can't create Rect with a size with an empty dimension");
}
if (size.Width < 0 || size.Height < 0)
{
throw new Granular.Exception("Can't create Rect with a negative size");
}
this.IsEmpty = false;
this.Location = location;
this.Size = size;
this.Left = Location.X;
this.Top = Location.Y;
this.Right = Size.Width + Location.X;
this.Bottom = Size.Height + Location.Y;
this.Width = Size.Width;
this.Height = Size.Height;
}
}
public Rect(Point location, Size size)
{
if (location.IsNullOrEmpty() || size.IsNullOrEmpty())
{
this.IsEmpty = true;
this.Location = Point.Empty;
this.Size = Size.Empty;
this.Left = Double.NaN;
this.Top = Double.NaN;
this.Right = Double.NaN;
this.Bottom = Double.NaN;
this.Width = Double.NaN;
this.Height = Double.NaN;
}
else
{
if (size.IsPartiallyEmpty)
{
throw new Granular.Exception("Can't create Rect with a size with an empty dimension");
}
if (size.Width < 0 || size.Height < 0)
{
throw new Granular.Exception("Can't create Rect with a negative size");
}
this.IsEmpty = false;
this.Location = location;
this.Size = size;
this.Left = Location.X;
this.Top = Location.Y;
this.Right = Size.Width + Location.X;
this.Bottom = Size.Height + Location.Y;
this.Width = Size.Width;
this.Height = Size.Height;
}
}
public static bool Contains(this Rect rect, Point point)
{
return(point.IsNullOrEmpty() || !rect.IsNullOrEmpty() && rect.Left <= point.X && point.X < rect.Right && rect.Top <= point.Y && point.Y < rect.Bottom);
}
public static Point DefaultIfNullOrEmpty(this Point point, Point defaultValue = null)
{
return(Point.IsNullOrEmpty(point) ? (defaultValue ?? Point.Zero) : point);
}
public static bool IsNullOrEmpty(this Point point)
{
return(Point.IsNullOrEmpty(point));
}
