docs/images/before/convert-shapes.svg

<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="200" height="100" id="svg1">
  <rect id="rect1" x="10" y="10"
         width="80" height="80"/>
  <line id="line1" stroke="red" x1="10"
        y1="90" x2="90" y2="10"/>
  <polyline id="polyline1" stroke="blue"
            fill="none"
            points="10 10 30 10 30 30
                    50 30 50 50"/>
  <polygon id="polygon1" stroke="green"
              fill="none"
              points="10 10 10 30 30 30
                      30 50 50 50"/>
</svg>