/**
* Copies this image to another image
*
* @param wiImage $dest
* @param int $left
* @param int $top
**/
function copyTo($dest, $left = 0, $top = 0)
{
imageCopy($dest->getHandle(), $this->handle, $left, $top, 0, 0, $this->getWidth(), $this->getHeight());
}
