The swffill() object allows you to transform
(scale, skew, rotate) bitmap and gradient fills. swffill()
objects are created by the swfshape->addfill() methods.
SWFFill has the following methods : swffill->moveto()
and swffill->scaleto(), swffill->rotateto(),
swffill->skewxto() and swffill->skewyto().
