OpenSource
/
dc-sdk
镜像自地址 https://github.com/dvt3d/dc-sdk

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width,initial-scale=1.0" />
    <title>dc-example</title>
    <script src="/libs/dc-sdk/dc.min.js"></script>
    <script src="../echarts.min.js"></script>
    <link href="/libs/dc-sdk/dc.min.css" type="text/css" rel="stylesheet" />
    <link href="../index.css" type="text/css" rel="stylesheet" />
  </head>

  <body>
    <div id="viewer-container" class="viewer-container"></div>

    <script>
      DC.config.baseUrl = '../libs/dc-sdk/resources/'
      DC.registerLib('echarts', echarts)
      let viewer = new DC.Viewer('viewer-container')
      let baseLayer = DC.ImageryLayerFactory.createImageryLayer(
        DC.ImageryType.AMAP,
        {
          crs: 'WGS84',
        }
      )
      viewer.addBaseLayer(baseLayer, {
        brightness: 0.1,
      })
      let layer = new DC.ChartLayer('layer', viewer)
      layer.setOption(getOption())
      viewer.addLayer(layer)
      viewer.flyToPosition(
        '115.79782534952115,31.47385026585756,4856091.799441838,0,-90'
      )

      function getOption(e) {
        let chinaGeoCoordMap = {
          黑龙江: [127.9688, 45.368],
          大庆: [126.9688, 45.868],
          内蒙古: [110.3467, 41.4899],
          吉林: [125.8154, 44.2584],
          北京: [116.4551, 40.2539],
          辽宁: [123.1238, 42.1216],
          河北: [114.4995, 38.1006],
          天津: [117.4219, 39.4189],
          山西: [112.3352, 37.9413],
          陕西: [109.1162, 34.2004],
          甘肃: [103.5901, 36.3043],
          宁夏: [106.3586, 38.1775],
          青海: [101.4038, 36.8207],
          新疆: [87.9236, 43.5883],
          西藏: [91.11, 29.97],
          四川: [103.9526, 30.7617],
          重庆: [108.384366, 30.439702],
          山东: [117.1582, 36.8701],
          河南: [113.4668, 34.6234],
          江苏: [118.8062, 31.9208],
          安徽: [117.29, 32.0581],
          湖北: [114.3896, 30.6628],
          浙江: [119.5313, 29.8773],
          福建: [119.4543, 25.9222],
          江西: [116.0046, 28.6633],
          湖南: [113.0823, 28.2568],
          贵州: [106.6992, 26.7682],
          云南: [102.9199, 25.4663],
          广东: [113.12244, 23.009505],
          广西: [108.479, 23.1152],
          海南: [110.3893, 19.8516],
          上海: [121.4648, 31.2891],
        }
        let chinaDatas = [
          [
            {
              name: '黑龙江',
              value: 0.88,
            },
          ],
          [
            {
              name: '内蒙古',
              value: 0.12,
            },
          ],
          [
            {
              name: '吉林',
              value: 0.89,
            },
          ],
          [
            {
              name: '辽宁',
              value: 0.86,
            },
          ],
          [
            {
              name: '河北',
              value: 0.88,
            },
          ],
          [
            {
              name: '北京',
              value: 0.83,
            },
          ],
          [
            {
              name: '天津',
              value: 0.71,
            },
          ],
          [
            {
              name: '山西',
              value: 0.63,
            },
          ],
          [
            {
              name: '陕西',
              value: 0.56,
            },
          ],
          [
            {
              name: '宁夏',
              value: 0.17,
            },
          ],
          [
            {
              name: '云南',
              value: 0.11,
            },
          ],
          [
            {
              name: '四川',
              value: 1,
            },
          ],
          [
            {
              name: '重庆',
              value: 0.8,
            },
          ],
          [
            {
              name: '山东',
              value: 0.77,
            },
          ],
          [
            {
              name: '河南',
              value: 0.75,
            },
          ],
          [
            {
              name: '江苏',
              value: 0.88,
            },
          ],
          [
            {
              name: '安徽',
              value: 0.73,
            },
          ],
          [
            {
              name: '湖北',
              value: 0.75,
            },
          ],
          [
            {
              name: '浙江',
              value: 0.82,
            },
          ],
          [
            {
              name: '福建',
              value: 0.67,
            },
          ],
          [
            {
              name: '江西',
              value: 0.71,
            },
          ],
          [
            {
              name: '湖南',
              value: 0.75,
            },
          ],
          [
            {
              name: '广东',
              value: 0.78,
            },
          ],
          [
            {
              name: '海南',
              value: 0.1,
            },
          ],
          [
            {
              name: '新疆',
              value: 0,
            },
          ],
          [
            {
              name: '上海',
              value: 0.91,
            },
          ],
        ]

        let convertData = function (data) {
          let res = []
          for (let i = 0; i < data.length; i++) {
            let dataItem = data[i]
            let fromCoord = chinaGeoCoordMap[dataItem[0].name]
            let toCoord = [126.9688, 45.868]
            if (fromCoord && toCoord) {
              res.push([
                {
                  coord: fromCoord,
                  value: dataItem[0].value,
                },
                {
                  coord: toCoord,
                },
              ])
            }
          }
          return res
        }
        let series = []
        let colors = ['#f44336', '#fc9700', '#ffde00', '#ffde00', '#00eaff']
        ;[['大庆', chinaDatas]].forEach(function (item, i) {
          let color = colors[Math.floor(Math.random() * colors.length)]
          series.push(
            {
              type: 'lines',
              zlevel: 2,
              coordinateSystem: 'GLMap',
              effect: {
                show: true,
                period: 4, //箭头指向速度，值越小速度越快
                trailLength: 0.02, //特效尾迹长度[0,1]值越大，尾迹越长重
                symbol: 'arrow', //箭头图标
                symbolSize: 5, //图标大小
              },
              lineStyle: {
                normal: {
                  width: 1, //尾迹线条宽度
                  opacity: 1, //尾迹线条透明度
                  curveness: 0.3, //尾迹线条曲直度
                  color: color,
                },
              },
              data: convertData(item[1]),
            },
            {
              type: 'effectScatter',
              coordinateSystem: 'GLMap',
              zlevel: 2,
              rippleEffect: {
                //涟漪特效
                period: 4, //动画时间，值越小速度越快
                brushType: 'stroke', //波纹绘制方式 stroke, fill
                scale: 4, //波纹圆环最大限制，值越大波纹越大
              },
              label: {
                normal: {
                  show: true,
                  position: 'right', //显示位置
                  offset: [5, 0], //偏移设置
                  formatter: function (params) {
                    //圆环显示文字
                    return params.data.name
                  },
                  fontSize: 13,
                },
                emphasis: {
                  show: true,
                },
              },
              symbol: 'circle',
              symbolSize: function (val) {
                return 5 + val[2] * 5 //圆环大小
              },
              itemStyle: {
                normal: {
                  show: false,
                  color: color,
                },
              },
              data: item[1].map(function (dataItem) {
                return {
                  name: dataItem[0].name,
                  value: chinaGeoCoordMap[dataItem[0].name].concat([
                    dataItem[0].value,
                  ]),
                }
              }),
            },
            //被攻击点
            {
              type: 'scatter',
              coordinateSystem: 'GLMap',
              zlevel: 2,
              rippleEffect: {
                period: 4,
                brushType: 'stroke',
                scale: 4,
              },
              label: {
                normal: {
                  show: true,
                  position: 'right',
                  //offset:[5, 0],
                  color: '#0f0',
                  formatter: '{b}',
                  textStyle: {
                    color: '#0f0',
                  },
                },
                emphasis: {
                  show: true,
                  color: '#f60',
                },
              },
              symbol: 'pin',
              symbolSize: 50,
              data: [
                {
                  name: item[0],
                  value: chinaGeoCoordMap[item[0]].concat([10]),
                },
              ],
            }
          )
        })

        return {
          series,
        }
      }
    </script>
  </body>
</html>