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<?xml version="1.0" standalone="no"?>
<svg width="8cm" height="8cm" viewBox="0 0 400 400"
xmlns="http://www.w3.org/2000/svg"
xmlns:xlink="http://www.w3.org/1999/xlink/"
baseProfile="tiny" version="1.2">
<title>Spheres</title>
<desc>Gradient filled spheres with different colors.</desc>
<defs>
<!-- Create radial gradients for each circle to make them look like
spheres. -->
<radialGradient id="blueSphere" gradientUnits="userSpaceOnUse"
cx="0" cy="0" r="100" fx="-50" fy="-50">
<stop offset="0%" stop-color="white" />
<stop offset="75%" stop-color="blue" />
<stop offset="100%" stop-color="#222244" />
</radialGradient>
<radialGradient id="redSphere" gradientUnits="userSpaceOnUse"
cx="0" cy="0" r="100" fx="-50" fy="-50">
<stop offset="0%" stop-color="white" />
<stop offset="75%" stop-color="red" />
<stop offset="100%" stop-color="#442222" />
</radialGradient>
<radialGradient id="greenSphere" gradientUnits="userSpaceOnUse"
cx="0" cy="0" r="100" fx="-50" fy="-50">
<stop offset="0%" stop-color="white" />
<stop offset="75%" stop-color="green" />
<stop offset="100%" stop-color="#113311" />
</radialGradient>
<radialGradient id="yellowSphere" gradientUnits="userSpaceOnUse"
cx="0" cy="0" r="100" fx="-50" fy="-50">
<stop offset="0%" stop-color="white" />
<stop offset="75%" stop-color="yellow" />
<stop offset="100%" stop-color="#444422" />
</radialGradient>
<radialGradient id="shadowGrad" gradientUnits="userSpaceOnUse"
cx="0" cy="0" r="100" fx="-50" fy="50">
<stop offset="0%" stop-color="black" stop-opacity="1.0" />
<stop offset="100%" stop-color="white" stop-opacity="0.0" />
</radialGradient>
<!-- Define a shadow for each sphere. -->
<circle id="shadow" fill="url(#shadowGrad)" cx="0" cy="0" r="100" />
</defs>
<g fill="#ffee99" stroke="none" >
<rect x="0" y="0" width="400" height="400" />
</g>
<g fill="white" stroke="none" >
<rect x="0" y="175" width="400" height="225" />
</g>
<g transform="translate(200,175)">
<use xlink:href="#shadow" transform="translate(25,55) scale(1.0,0.5)" />
<circle fill="url(#blueSphere)" cx="0" cy="0" r="100" />
</g>
<g transform="translate(315,240)">
<g transform="scale(0.5,0.5)">
<use xlink:href="#shadow" transform="translate(25,55) scale(1.0,0.5)" />
<circle fill="url(#redSphere)" cx="0" cy="0" r="100" />
</g>
</g>
<g transform="translate(80,275)">
<g transform="scale(0.65,0.65)">
<use xlink:href="#shadow" transform="translate(25,55) scale(1.0,0.5)" />
<circle fill="url(#greenSphere)" cx="0" cy="0" r="100" />
</g>
</g>
<g transform="translate(255,325)">
<g transform="scale(0.3,0.3)">
<use xlink:href="#shadow" transform="translate(25,55) scale(1.0,0.5)" />
<circle fill="url(#yellowSphere)" cx="0" cy="0" r="100" />
</g>
</g>
</svg>
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