code: func (f *Fpdf) TransformTranslate(tx, ty float64) {
  	f.Transform(TransformMatrix{1, 0, 0, 1, tx * f.k, -ty * f.k})
  }
docs: // TransformTranslate moves the following text, drawings and images
  // horizontally and vertically by the amounts specified by tx and ty.
  //
  // The TransformBegin() example demonstrates this method.