This function is EXPERIMENTAL. The behaviour of this function, the name of this function, and anything else documented about this function may change without notice in a future release of PHP. Use this function at your own risk.
swfshape->drawline() draws a line (using the current line style set by swfshape->setline()) from the current pen position to displacement (dx,dy).
See also swfshape->movepento(), swfshape->drawcurveto(), swfshape->movepen() and swfshape->drawlineto().