private IEnumerable <Tag> CreateTags(Size cloudSize)
{
var currentSize = layouter.CalculateSize();
var widthResizeFactor = (double)cloudSize.Width / currentSize.Width;
var heightResizeFactor = (double)cloudSize.Height / currentSize.Height;
var places = layouter.PlacedRectangles
.Select(rect => rect.Resize(widthResizeFactor, heightResizeFactor))
.ShiftToFirstQuadrant();
return(placedWords.Zip(places, (word, place) => new Tag(word, place)));
}