Qt 5.9 | Qt SVG | SVG Viewer Example | spheres.svg Example File

Qt 5.9.2 Reference Documentation

# spheres.svg Example File

svgviewer/files/spheres.svg

      <?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>