Qt Reference Documentation

# spheres.svg Example File

demos/embedded/embeddedsvgviewer/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(200,290) scale(2.0,1.0) rotate(45)" >
         <rect fill="#a6ce39" x="-69" y="-69" width="138" height="138" />
         <circle fill="black" cx="0" cy="0" r="50" />
         <circle fill="#a6ce39" cx="0" cy="0" r="33" />
         <path fill="black" d="M 37,50 L 50,37 L 12,-1 L 22,-11 L 10,-24 L -24,10
                               L -11,22 L -1,12 Z" />
         <animateTransform attributeName="transform"  type="rotate" values="0; 360"
                    begin="0s" dur="10s" fill="freeze" />
       </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>