SVG 模式

SVG 模式

<svg width="400" height="110" xmlns="http://www.w3.org/2000/svg">
  <defs>
    <pattern id="patt1" x="0" y="0" width="20" height="20" patternUnits="userSpaceOnUse">
      <circle cx="10" cy="10" r="10" fill="red" />
    </pattern>
  </defs>

  <rect width="200" height="100" x="0" y="0" stroke="black" fill="url(#patt1)" />
</svg>

带渐变的模式

<svg width="200" height="200" xmlns="http://www.w3.org/2000/svg">
  <defs>
    <linearGradient id="grad1">
      <stop offset="0%" stop-color="white" />
      <stop offset="100%" stop-color="red" />
    </linearGradient>
    <pattern id="patt2" x="0" y="0" width="0.25" height="0.25">
      <rect x="0" y="0" width="50" height="50" fill="lightblue" />
      <circle cx="25" cy="25" r="20" fill="url(#grad1)" fill-opacity="0.8" />
    </pattern>
  </defs>
 
  <rect width="200" height="200" x="0" y="0" stroke="black" fill="url(#patt2)" />
</svg>