XML/SVG/ellipse

Circular and Elliptic Arcs

<?xml version="1.0" encoding="iso-8859-1"?>
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 20010904//EN"
  "http://www.w3.org/TR/2001/REC-SVG-20010904/DTD/svg10.dtd">
<svg width="100%" height="100%" xmlns="http://www.w3.org/2000/svg">
  <g transform="translate(50,20)">
    <path d="M200,100 v-100 a100,100 0 0,0 -100,100 z" fill="white"
      stroke="blue" stroke-width="2" />
  </g>
  <g transform="translate(300,220)">
    <path d="M200,100 v-100 a100,100 0 1,1 -100,100 z" fill="red"
      stroke="blue" stroke-width="2" />
  </g>
</svg>

Linear Gradient Ellipses

<?xml version="1.0" encoding="iso-8859-1"?>
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 20001102//EN"
 "http://www.w3.org/TR/2000/CR-SVG-20001102/DTD/svg-20001102.dtd">
<svg width="100%" height="100%">
  <defs>
    <linearGradient id="gradientDefinition"
      gradientUnits="userSpaceOnUse">
      <stop stop-color="yellow" offset="0%" />
      <stop stop-color="black" offset="100%" />
    </linearGradient>
  </defs>

  <ellipse cx="250" cy="150" rx="200" ry="100"
    stroke-dasharray="8 8 8 8" stroke="red" stroke-width="4"
    fill="url(#gradientDefinition)" />
</svg>

Radial Gradient Ellipses

<?xml version="1.0" encoding="iso-8859-1"?>
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 20001102//EN"
 "http://www.w3.org/TR/2000/CR-SVG-20001102/DTD/svg-20001102.dtd">
<svg width="100%" height="100%">
  <defs>
    <radialGradient id="gradientDefinition"
      gradientUnits="userSpaceOnUse">
      <stop stop-color="yellow" offset="0%" />
      <stop stop-color="black" offset="100%" />
    </radialGradient>
  </defs>
  <ellipse cx="250" cy="150" rx="200" ry="100" stroke="white"
    stroke-width="1" stroke-dasharray="1 1 1 1"
    style="fill:url(#gradientDefinition)" />
</svg>

Using an SVG ellipse Element to Render Ellipses

<?xml version="1.0" encoding="iso-8859-1"?>
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 20001102//EN"
 "http://www.w3.org/TR/2000/CR-SVG-20001102/DTD/svg-20001102.dtd">
<svg width="100%" height="100%">
    <ellipse cx="120" cy="80"
             rx="80" ry="30"
             style="fill:rgb(255,0,0)"/>
    <ellipse cx="120" cy="160"
             rx="80" ry="30"
             stroke="blue"
             stroke-width="8"
             stroke-dasharray="1 1 1 1"
             style="fill:rgb(255,0,0)"/>
</svg>