/// <summary>
/// Intersects the specified rectangle.
/// </summary>
/// <param name="rectangle">The rectangle.</param>
public Rectangle Intersect(Rectangle rectangle)
{
if (!this.Intersects(rectangle))
{
return Rectangle.Empty;
}
float[] horizontal = { this.Left, this.Right, rectangle.Left, rectangle.Right };
float[] vertical = { this.Bottom, this.Top, rectangle.Bottom, rectangle.Top };
Array.Sort(horizontal);
Array.Sort(vertical);
float left = horizontal[1];
float bottom = vertical[1];
float right = horizontal[2];
float top = vertical[2];
return new Rectangle(left, top, right - left, bottom - top);
}
/// <summary>
/// Intersectses the specified rectangle.
/// </summary>
/// <param name="rectangle">The rectangle.</param>
public bool Intersects(Rectangle rectangle)
{
return
!(this.Left > rectangle.Right ||
this.Right < rectangle.Left ||
this.Top > rectangle.Bottom ||
this.Bottom < rectangle.Top);
}
/// <summary>
/// Determines whether this instance contains the specified rectangle.
/// </summary>
/// <param name="value">The value.</param>
public bool Contains(Rectangle value)
{
return
value.X >= this.X &&
value.Y >= this.Y &&
value.X + value.Width <= this.Right &&
value.Y + this.Height <= this.Bottom;
}