code: public void moveTo (final float x, final float y) throws IOException
    {
      if (inTextMode)
      {
        throw new IllegalStateException ("Error: moveTo is not allowed within a text block.");
      }
      writeOperand (x);
      writeOperand (y);
      writeOperator ((byte) 'm');
    }
docs: Move the current position to the given coordinates.
  
  @param x
  The x coordinate.
  @param y
  The y coordinate.
  @throws IOException
  If the content stream could not be written.
  @throws IllegalStateException
  If the method was called within a text block.