TOC

学习 SVG:基础

  1. svg 标签
  2. xmlns
  3. viewBox
  4. 形状
  5. 矩形 rect
  6. 圆形 circle
  7. 椭圆 ellipse
  8. 线条 line
  9. 多边形 polygon
  10. 折线 polyline
  11. 路径 path
  12. 通用属性
  13. stroke: 边框颜色
  14. stroke-width: 边框宽度
  15. fill: 填充颜色
  16. style
<!doctype html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <title>Document</title>
  </head>
  <body style="background-color:beige;width:800px;margin:0 auto;">
    <svg id="example" xmlns="https://www.w3.org/2000/svg" viewBox="0 0 800 800">
      <!--

        -->
      <rect
        x="0"
        y="0"
        width="100%"
        height="100%"
        fill="none"
        stroke="rgb(99,99,99)"
        stroke-width="2"
      />
      <line
        x1="800"
        y1="0"
        x2="0"
        y2="800"
        style="stroke:rgb(99,99,99);stroke-width:2"
      />
      <line
        x1="0"
        y1="0"
        x2="800"
        y2="800"
        style="stroke:rgb(99,99,99);stroke-width:2"
      />

      <circle cx="400" cy="400" r="100" />
      <ellipse cx="400" cy="150" rx="120" ry="60" />

      <polygon points="250,300 130,520 50,350" />
      <polygon points="80,40 120,60 80,80 60,120 40,80 0,60 40,40 60,0 80,40" />

      <polyline
        points="150,750 170,800 190,750 210,800 230,750"
        fill="none"
        stroke="rgb(99,99,99)"
        stroke-width="2"
      />

      <rect x="550" y="325" width="200" height="150" />

      <text
        xml:space="preserve"
        text-anchor="start"
        font-family="Helvetica, Arial, sans-serif"
        font-size="24"
        x="400"
        y="600"
        fill-opacity="null"
        stroke-opacity="null"
        stroke-width="0"
        stroke="#000"
        fill="#000000"
      >
        @
      </text>

      <!--
            https://editor.method.ac/#move_front
            M = moveto
            L = lineto
            H = horizontal lineto
            V = vertical lineto
            C = curveto
            S = smooth curveto
            Q = quadratic Belzier curve
            T = smooth quadratic Belzier curveto
            A = elliptical Arc
            Z = closepath
        -->
      <path
        d="m395.5,698c0,0 1,0 4,0c4,0 8.29361,2.7265 12,7c3.276,3.77728 6.54135,7.7027 8,11c1.66803,3.77063 1.79395,8.08746 4,13c1.83203,4.07965 3,6 3,8c0,2 0,3 0,5c0,2 0.70709,3.29291 0,4c-0.70709,0.70709 -3,1 -4,1c-1,0 -3,0 -4,0c-1,0 -3,0 -4,0c-1,0 -2,0 -3,0c-1,0 -2.186,0.30743 -4,-1c-1.14728,-0.8269 -2,-2 -2,-3c0,-1 -0.22977,-3.02673 0,-4c0.51373,-2.17627 2.07339,-2.93164 3,-4c3.276,-3.77728 6,-7 9,-10c3,-3 4.79489,-5.22021 8,-8c3.77728,-3.276 6.21167,-5.71411 9,-8c2.18735,-1.79321 4.186,-2.69257 6,-4c2.29453,-1.65381 3,-2 4,-2l1,0l2,-1l1,0"
        fill-opacity="null"
        stroke-opacity="null"
        stroke-width="2"
        stroke="#000"
        fill="none"
      />
    </svg>
  </body>
</html>