修改左下角滚动，进入视角不旋转

wulitaotao

2023-02-27 f6769a1af13e187541eed4326e69916f9a7dee01

 src/components/Screen/mapsdk.vue

@@ -5,6 +5,7 @@
</template>

<script>
let yunxuanLayer = null
export default {
  name: "",
  components: {},
@@ -13,129 +14,61 @@
  },
  mounted() {
    this.init3DMap()
    this.$bus.$on("changeProject", name => {
      if (!yunxuanLayer) {
        var urls = "https://tiles3.geovisearth.com/base/v1/ter"
        // 星图地球地形晕渲
        yunxuanLayer = sgworld.Creator.createUrlTemplateImageryProvider(
          "星图地球地形晕渲",
          {
            url:
              urls +
              "/{z}/{x}/{y}?format=webp&token=486dac3bec56d7d7c2a581c150be2bd937462f1e8f3bc9c78b5658b396122405",
          },
          "0",
          undefined,
          true,
          ""
        )
      }
      if (name == '全球项目') {
        yunxuanLayer.item.show = true
      } else {
        yunxuanLayer.item.show = false
      }
    })
  },
  methods: {
    init3DMap() {
      //地图初始化
      window.sgworld = new SmartEarth.SGWorld("Centermapdiv", {
        licenseServer: window.sceneConfig.licenseServer,
      })

      window.viewer = window.Viewer = window.sgworld._Viewer
      Viewer.imageryLayers._layers[0].show = false
      //定位
      // Viewer.camera.flyTo({
      //   destination: Cesium.Cartesian3.fromDegrees(110, 33, 25000000),
      // window.sgworld = new SmartEarth.SGWorld("Centermapdiv", {
      //   licenseServer: window.sceneConfig.licenseServer,
      // })
      // Viewer.camera.flyTo({
      //   destination: {
      //     x: -10834926.182758586,
      //     y: 50483318.61217012,
      //     z: 38375099.7193183,
      //   },
      //   orientation: {
      //     heading: 6.283185307179578,
      //     roll: 0,
      //     pitch: -1.56436861046299,
      //   },
      // })
      //开启 tick61.2
      window.sgworld = new SmartEarth.SGWorld(
        "Centermapdiv",
        SmartEarthRootUrl + "Workers/image/earth.jpg",
        function () {}
      )

      // Cesium.Camera.DEFAULT_VIEW_RECTANGLE = {
      //   west: -3.141592653589793,
      //   south: -1.5707963267948966,
      //   east: 3.141592653589793,
      //   north: 1.5707963267948966,
      // }
      window.viewer = window.Viewer = window.sgworld._Viewer;

      viewer.clock.shouldAnimate = true
      //每次旋转的弧度 越小越慢
      var angle = Cesium.Math.toRadians(Math.PI * 1)
      // 旋转次数 用来控制停止
      var rotate_num = 0
      function onTickCallback() {
        viewer.scene.camera.rotate(Cesium.Cartesian3.UNIT_Z, angle)
        //以下用来控制 停止
        rotate_num++
        // 110 次旋转一周
        if (rotate_num == 1) {
          Viewer.camera.flyTo({
            destination: {
              x: -2395735.480669514,
              y: 35646557.30966785,
              z: 33320031.01620178,
            },
            orientation: {
              heading: 6.283185307179578,
              roll: 0,
              pitch: -1.5687480368906144,
            },
          })
        }
        if (rotate_num == 220) {
          Viewer.camera.flyTo({
            destination: {
              x: -4022999.313498903,
              y: 19214082.70976515,
              z: 13043510.373621361,
            },
            orientation: {
              heading: 6.283185307179577,
              roll: 0,
              pitch: -1.5643686104630592,
            },
          })
        }
        if (rotate_num === 330) {
          //结束旋转
          viewer.clock.onTick.removeEventListener(onTickCallback)
          //可以再接定位动画
          Viewer.camera.flyTo({
            destination: {
              x: -3919623.6069864673,
              y: 13752070.475126158,
              z: 8307291.863719194,
            },
            orientation: {
              heading: 6.283185307179582,
              roll: 0,
              pitch: -1.5707039123519846,
            },
          })
        }
      }
      // 利用时钟进行监听
      viewer.clock.onTick.addEventListener(onTickCallback)
      // setTimeout(() => {
      //   Viewer.camera.flyTo({
      //     destination: {
      //       x: -4022999.313498903,
      //       y: 19214082.70976515,
      //       z: 13043510.373621361,
      //     },
      //     orientation: {
      //       heading: 6.283185307179577,
      //       roll: 0,
      //       pitch: -1.5643686104630592,
      //     },
      //   })
      // }, 1000)

      // setTimeout(() => {
      //   Viewer.camera.flyTo({
      //     destination: {
      //       x: -3919623.6069864673,
      //       y: 13752070.475126158,
      //       z: 8307291.863719194,
      //     },
      //     orientation: {
      //       heading: 6.283185307179582,
      //       roll: 0,
      //       pitch: -1.5707039123519846,
      //     },
      //   })
      // }, 1000)

       Viewer.imageryLayers._layers[0].show = false

       sgworld.Navigate.jumpTo({      //跳转视角
            destination: new Cesium.Cartesian3.fromDegrees(110, 32, 50000000)
      });
      setTimeout(() => {
        window.viewer.camera.flyTo({
          destination:new Cesium.Cartesian3.fromDegrees(110, 32, 20000000),
          orientation:{
            heading:Cesium.Math.toRadians(0), 
            pitch: Cesium.Math.toRadians(-90),
          }
        })
      }, 1000);
      
      Viewer.imageryLayers.addImageryProvider(
        new Cesium.UrlTemplateImageryProvider({
          url: gaoDeBaseUrl[0].url,
@@ -176,7 +109,7 @@
}
</script>

<style scoped lang="scss">
<style scoped lang="less">
.ParentCentermapdiv {
  display: fixed;
  height: 100%;