Do i = 1 to A.Values._
 X = A.Values.i.Anchor.X
 Y = A.Values.i.Anchor.Y
 W = A.Values.i.Size.Width
 H = A.Values.i.Size.Height

 Let X >= 1 &&
     Y >= 1 &&
     X + W <= Picture.Width &&
     Y + H <= Picture.Height, ERR_PLACEMENT
;