<svg id="svg-root"
  width="100%" height="100%" viewBox="0 0 480 360"
  xmlns="http://www.w3.org/2000/svg"
  xmlns:xlink="http://www.w3.org/1999/xlink"
  xmlns:html="http://www.w3.org/1999/xhtml">
  <g id="testmeta">
    <title>Marker: 'orient'</title>
    <html:link rel="author"
          title="Tavmjong Bah"
          href="http://tavmjong.free.fr"/>
    <html:link rel="help"
          href="https://www.w3.org/TR/SVG2/painting.html#OrientAttribute"/>
    <html:link rel="match"  href="markers-orient-001-ref.svg" />
  </g>

  <style id="test-font" type="text/css">
    /* Standard Font (if needed). */
    @font-face {
      font-family: FreeSans;
      src: url("../fonts/FreeSans.woff") format("woff");
    }
    text {
      font-family: FreeSans, sans-serif;
      text-anchor: middle;
      fill: black;
    }
    #title {
      font-size: 24px;
    }
    .label {
      font-size: 18px;
    }
    #reference {
      display: none;
    }
  </style>

  <defs>
    <path id="triangle" d="m 0,0 0,-2.5 10,2.5 -10,2.5 z"/>
    <marker id="OrientAuto" style="overflow:visible" markerWidth="5" markerHeight="10">
      <use xlink:href="#triangle"/>
    </marker>
    <marker id="OrientFixed" style="overflow:visible" markerWidth="5" markerHeight="10" orient="45">
      <use xlink:href="#triangle"/>
    </marker>
    <marker id="OrientAutoReverse" style="overflow:visible" markerWidth="5" markerHeight="10" orient="auto-start-reverse">
      <use xlink:href="#triangle"/>
    </marker>
  </defs>

  <g id="reference" style="fill:red">
      <use xlink:href="#triangle" transform="translate(120,120) scale(4,4)"/>
      <use xlink:href="#triangle" transform="translate(240,120) scale(4,4)"/>
      <use xlink:href="#triangle" transform="translate(360,120) scale(4,4)"/>
      <use xlink:href="#triangle" transform="translate(120,220) scale(4,4) rotate(45)"/>
      <use xlink:href="#triangle" transform="translate(240,220) scale(4,4) rotate(45)"/>
      <use xlink:href="#triangle" transform="translate(360,220) scale(4,4) rotate(45)"/>
      <use xlink:href="#triangle" transform="translate(120,320) scale(4,4) rotate(180)"/>
      <use xlink:href="#triangle" transform="translate(240,320) scale(4,4)"/>
      <use xlink:href="#triangle" transform="translate(360,320) scale(4,4)"/>
  </g>
  <g id="test-body-content" font-size="16">
    <path d="m 120,120 120,0 120,0" style="stroke:black;stroke-width:4px;marker:url(#OrientAuto)"/>
    <path d="m 120,220 120,0 120,0" style="stroke:black;stroke-width:4px;marker:url(#OrientFixed)"/>
    <path d="m 120,320 120,0 120,0" style="stroke:black;stroke-width:4px;marker:url(#OrientAutoReverse)"/>
  </g>

</svg>