/// <summary>
/// Anchor this rectangle to the specified transform.
/// Note that this function will not keep the rectangle's current dimensions, but will instead assume the target's dimensions.
/// </summary>
public void SetAnchor(Transform t)
{
leftAnchor.SetTarget(t);
rightAnchor.SetTarget(t);
topAnchor.SetTarget(t);
bottomAnchor.SetTarget(t);
ResetAnchors();
UpdateAnchors();
}