<!--
     Any copyright is dedicated to the Public Domain.
     http://creativecommons.org/publicdomain/zero/1.0/
-->
<svg xmlns="http://www.w3.org/2000/svg">
  <title>Test that marker orientation is correct at the end of arcs</title>
  <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=769115 -->

  <marker id="m1" markerWidth="40" markerHeight="40" refX="20" refY="20"
          markerUnits="userSpaceOnUse" orient="auto" fill="blue">
    <rect x="5" y="15" width="22" height="10"/>
    <path d="M 25,10 35,20 25,30 z"/>
  </marker>

  <marker id="m2" markerWidth="40" markerHeight="40" refX="20" refY="20"
          markerUnits="userSpaceOnUse" orient="auto" fill="red">
    <rect x="5" y="15" width="22" height="10"/>
    <path d="M 25,10 35,20 25,30 z"/>
  </marker>

  <g fill="none">
    <!-- arcs that go from the left of the circle to... -->
    <g marker-end="url(#m2)">
      <!-- ...90 degrees anti-clockwise -->
      <path d="M100,100 A 50,50 0 1 0 150,50" marker-start="url(#m1)"/>
      <!-- ...180 degrees anti-clockwise -->
      <path d="M100,100 A 50,50 0 0 0 200,100"/>
      <!-- ...270 degrees anti-clockwise -->
      <path d="M100,100 A 50,50 0 0 0 150,150"/>
    </g>

    <!-- arcs that go from the left of the circle to... -->
    <g marker-end="url(#m2)" transform="translate(250,0)">
      <!-- ...90 degrees clockwise -->
      <path d="M100,100 A 50,50 0 0 1 150,50" marker-start="url(#m1)"/>
      <!-- ...180 degrees clockwise -->
      <path d="M100,100 A 50,50 0 1 1 200,100"/>
      <!-- ...270 degrees clockwise -->
      <path d="M100,100 A 50,50 0 1 1 150,150"/>
    </g>

    <!-- arcs that go from the right of the circle to... -->
    <g marker-end="url(#m2)" transform="translate(0,250)">
      <!-- ...90 degrees anti-clockwise -->
      <path d="M200,100 A 50,50 0 0 1 150,150" marker-start="url(#m1)"/>
      <!-- ...180 degrees anti-clockwise -->
      <path d="M200,100 A 50,50 0 0 1 100,100"/>
      <!-- ...270 degrees anti-clockwise -->
      <path d="M200,100 A 50,50 0 1 1 150,50"/>
    </g>

    <!-- arcs that go from the right of the circle to... -->
    <g marker-end="url(#m2)" transform="translate(250,250)">
      <!-- ...90 degrees anti-clockwise -->
      <path d="M200,100 A 50,50 0 0 0 150,50" marker-start="url(#m1)"/>
      <!-- ...180 degrees anti-clockwise -->
      <path d="M200,100 A 50,50 0 1 0 100,100"/>
      <!-- ...270 degrees anti-clockwise -->
      <path d="M200,100 A 50,50 0 1 0 150,150"/>
    </g>
  </g>

</svg>