TransformBounds
BRect TransformBounds(BRect bounds) const;
glyphBounds = fTransform.TransformBounds(glyphBounds);
return transform.TransformBounds(renderer.Bounds());
return transform.TransformBounds(renderer.Bounds());
rect = fTransform.TransformBounds(rect);
rect = fTransform.TransformBounds(rect);
BRect TransformBounds(const BRect& bounds) const;