阴影分析，坡度破向分析

Surpriseplus

2023-07-18 12d6cdda86f1801793c58c7693bf4664e7826ecd

 src/assets/js/Map/menuTool.js

@@ -1,80 +1,510 @@
import * as turf from "@turf/turf";
import WKT from 'terraformer-wkt-parser'
import rightServer from "./rightServer";
import config from "./config";
import CryptoJS from 'crypto-js';
import Canvas2Image from 'canvas2image'
const menuTool = {
    toolMenu: null,
    toolFlag: null,
    colorAll: {
    },
    menuTools(res) {
        this.clearTools();
        this.toolFlag = res.id;
        switch (res.id) {
            case 'a2'://点漫游
                this.pointRoam();
                break;
            case 'a3'://线漫游
                this.lineRoam();
                break;
            case 'b2'://表面距离
                this.surfaceDistance();
                break;
            case 'b3'://平面面积
                this.planeDistance();
                break;
            case 'b4'://高程测量
                this.heightMeasure();
                break;
            case 'b5'://垂直高度
                this.verticalHeight();
                break;
  toolMenu: null,
  toolFlag: null,
  oldLeftMenuId: null,

  squareOjb: [],
  localPoint: null,
  colorAll: {
    point: SmartEarth.Cesium.Color.fromCssColorString("#ff0000"),
    polyline: SmartEarth.Cesium.Color.fromCssColorString("#ffff0050"),
    polygon: SmartEarth.Cesium.Color.fromCssColorString("#ffff0050"),
  },
  topTools(res) {
    this.toolFlag = res.id;
    switch (res.id) {
      case "a2": //点漫游
        this.pointRoam();
        break;
      case "a3": //线漫游
        this.lineRoam();
        break;
      case "b2": //表面距离
        this.surfaceDistance();
        break;
      case "b3": //平面面积
        this.planeDistance();
        break;
      case "b4": //高程测量
        this.heightMeasure();
        break;
      case "b5": //垂直高度
        this.verticalHeight();
        break;
      case "c2": //点
        this.createSimpleGraphic("point");
        break;
      case "c3": //文字
        this.createSimpleGraphic("label");
        break;
      case "c4": //线
        this.createSimpleGraphic("polyline");
        break;
      case "c5": //矩形
        this.createSimpleGraphic("rectangle");
        break;
      case "c6": //多边形
        this.createSimpleGraphic("polygon");
        break;
      case "d2"://等高线分析
        this.setcontour();
        break;
      case "d3"://坡度分析

        this.setSlopeMap();
        break;
      case "d4": //土方量计算
        this.Volumetric();
        break;
      case "d5": //影像对比
        this.CurtainContrast();
        break;

      case "d6"://阴影分析
        this.shadowAnalysis();
        break;
      case "e1"://快照
        this.snapshot();
        break;
      case "f1"://空间查询
        this.spatialQuery();
        break;
      case "g1": //坐标定位
        this.Coordposition();
        break;
    }
  },


  shadowAnalysis() {

    if (earthCtrl.shadows) {
      Viewer.animation.container.style.visibility = "hidden";
      Viewer.timeline.container.style.visibility = "hidden";
      Viewer.clock.shouldAnimate = false;
      return earthCtrl.shadows = false
    }
    Viewer.clock.shouldAnimate = true;
    Viewer.animation.container.style.visibility = "visible";
    Viewer.timeline.container.style.visibility = "visible";
    earthCtrl.shadows = true;


  },
  setLocalPosition(res) {
    if (this.localPoint) {
      this.setLocalPositionClose();
    }
    var position = { X: parseFloat(res.lon), Y: parseFloat(res.lat), Altitude: parseFloat(res.alt) };
    this.localPoint = window.sgworld.Creator.CreateImageLabel(
      position,
      config.StaticFileBaseUrl + "/Workers/image/mark.png",
      {},
      0,
      "标签点"
    );
    var id = this.localPoint.item.id;
    window.sgworld.Navigate.flyToObj(this.localPoint.item);
  },
  setLocalPositionClose() {
    this.localPoint.deleteObject();
    this.localPoint = null;
  },
  //坡度分析
  setSlopeMap() {
    const globe = Viewer.scene.globe;
    if (window.material) {
      window.material = null;
      globe.material = null;
      Viewer.scene.globe.enableLighting = false;
      return
    }
    window.material = new Cesium.Material({
      fabric: {
        type: 'ElevationRamp',
        uniforms: {
          image: config.StaticFileBaseUrl + "/Assets/Images/color.png",
          minimumHeight: -10000,
          maximumHeight: 10000
        }
    },
    //垂直高度
    verticalHeight() {
      }
    })
    Viewer.scene.globe.material = window.material

    },
    //高程测量
    heightMeasure() {
  },

    },
    //平面面积
    planeDistance() {
  //等高线
  setcontour() {
    var globe = window.Viewer.scene.globe;
    if (window.material) {
      window.material = null;
      globe.material = null
      return
    }

    },
    //表面距离
    surfaceDistance() {
    var contourColor = new SmartEarth.Cesium.Color(117 / 255, 71 / 255, 18 / 255, 255 / 255);
    var contourUniforms = {};
    window.material = Cesium.Material.fromType('ElevationContour');
    contourUniforms = material.uniforms;
    contourUniforms.width = 1.0;
    contourUniforms.spacing = 100.0;
    contourUniforms.color = contourColor;
    globe.material = window.material;

    },
    //点漫游
    pointRoam() {
  },
  //空间查询
  spatialQuery() {

    },
    //线漫游
    lineRoam() {
    sgworld.Creator.createSimpleGraphic('rectangle', { showSize: false }, (entity) => {
      var west = Cesium.Math.toDegrees(
        entity.rectangle._coordinates.getValue().west
      ); // 根据弧度获取到经度
      var east = Cesium.Math.toDegrees(
        entity.rectangle._coordinates.getValue().east
      ); // 根据弧度获取到纬度
      var north = Cesium.Math.toDegrees(
        entity.rectangle._coordinates.getValue().north
      ); // 根据弧度获取到经度
      var south = Cesium.Math.toDegrees(
        entity.rectangle._coordinates.getValue().south
      ); // 根据弧度获取到纬度
      sgworld.Creator.SimpleGraphic.clear();

      var polygon = turf.polygon([
        [
          [east, north],
          [west, north],
          [west, south],
          [east, south],
          [east, north],
        ],
      ]);
      var wkt = WKT.convert(polygon.geometry)

      window.functionForJs({
        type: 'spatialQuery',
        value: this.encr(wkt)
      })
    });
  },
  //加密
  encr(word) {
    return CryptoJS.AES.encrypt(
      CryptoJS.enc.Utf8.parse(word),
      CryptoJS.enc.Utf8.parse(base64Decode('QSNzX2xGX3NFcnZlX2sueQ==')),
      { mode: CryptoJS.mode.ECB, padding: CryptoJS.pad.Pkcs7 }
    ).toString();
  },
  //解密
  decr(word) {
    return CryptoJS.enc.Utf8.stringify(
      CryptoJS.AES.decrypt(
        word,
        CryptoJS.enc.Utf8.parse(base64Decode('QSNzX2xGX3NFcnZlX2sueQ==')),
        { mode: CryptoJS.mode.ECB, padding: CryptoJS.pad.Pkcs7 }
      )
    ).toString();
  },
  //快照
  snapshot() {
    let canvas = window.Viewer.scene.canvas;
    let image = canvas.toDataURL("image/png").replace("image/png", "image/octet-stream");
    let link = document.createElement("a");
    let blob = this.dataURLtoBlob(image);
    let objurl = URL.createObjectURL(blob);
    link.download = "scene.png";
    link.href = objurl;
    link.click();

  },
  dataURLtoBlob(dataurl) {
    let arr = dataurl.split(','),
      mime = arr[0].match(/:(.*?);/)[1],
      bstr = atob(arr[1]),
      n = bstr.length,
      u8arr = new Uint8Array(n);
    while (n--) {
      u8arr[n] = bstr.charCodeAt(n);
    }
    return new Blob([u8arr], { type: mime });

  },
  leftTools(res) {
    this.clearLeftTools(res);

    if (this.oldLeftMenuId == "l3") {
      earthCtrl.coreMap.scene.mode = SmartEarth.Cesium.SceneMode.SCENE3D;
    }
    this.oldLeftMenuId = res.id;

    switch (res.id) {
      case "l1":
        break;
      case "l2":
        break;
      case "l3": //在线制图
        this.setThematicMap();
        break;
      case "l4":
        break;
      case "l5":
        break;
      case "l6":
        break;
    }
  },
  thematicTools(res) {
    switch (res.id) {
      case "t2":
        this.createSimpleGraphic("rectangle", "square");
        break;
      case "t3":
        this.delRectangle();
        break;
    }
  },
  //删除正方形
  delRectangle() {
    this.squareOjb.forEach((e) => {
      Viewer.entities.remove(e);
    });
  },
  // 矩形正方形
  createRectangle(entity) {
    sgworld.Creator.SimpleGraphic.clear();
    this.delRectangle();
    var west = Cesium.Math.toDegrees(
      entity.rectangle._coordinates.getValue().west
    ); // 根据弧度获取到经度
    var east = Cesium.Math.toDegrees(
      entity.rectangle._coordinates.getValue().east
    ); // 根据弧度获取到纬度
    var north = Cesium.Math.toDegrees(
      entity.rectangle._coordinates.getValue().north
    ); // 根据弧度获取到经度
    var south = Cesium.Math.toDegrees(
      entity.rectangle._coordinates.getValue().south
    ); // 根据弧度获取到纬度

    var ss = turf.square([west, south, east, north]);
    var west1 = ss[0];
    var east1 = ss[2];
    var north1 = ss[3];
    var south1 = ss[1];
    var geometry = Cesium.Rectangle.fromDegrees(west1, south1, east1, north1);
    Viewer.camera.setView({
      destination: Cesium.Rectangle.fromDegrees(west, south, east, north)
    })

    // var e = Viewer.entities.add({
    //   name: "正方",
    //   polygon: {
    //     hierarchy: geometry1,
    //     //height : 100000,
    //     material: Cesium.Color.RED,
    //     outline: true,
    //     outlineColor: Cesium.Color.RED,
    //   },
    // });
    // const stripeMaterial = new Cesium.StripeMaterialProperty({
    //   evenColor: Cesium.Color.WHITE.withAlpha(0.5),
    //   oddColor: Cesium.Color.BLUE.withAlpha(0.5),
    //   repeat: 5.0,
    // });
    // var e = Viewer.entities.add({
    //   rectangle: {
    //     coordinates: geometry,
    //     outline: true,
    //     outlineColor: Cesium.Color.WHITE,
    //     outlineWidth: 4,
    //     stRotation: Cesium.Math.toRadians(45),
    //     material: stripeMaterial,
    //   },
    // });
    // this.squareOjb.push(e);
    // // earthCtrl.Creator.SimpleGraphic.clear();
    // Viewer.entities.remove(entity);

    setTimeout(() => {
      window.functionForJs({
        type: 'exportMap',
        value: true
      })
    }, 1000);
  },
  // 创建图形
  createSimpleGraphic(type, scene) {

    sgworld.Creator.createSimpleGraphic(type, {}, (entity) => {
      if (scene === "square") {
        this.createRectangle(entity);
      }
    });
  },
  //在线制图
  setThematicMap() {
    earthCtrl.coreMap.scene.mode = SmartEarth.Cesium.SceneMode.SCENE2D;
    // var handle = new SmartEarth.Cesium.ScreenSpaceEventHandler(
    //   earthCtrl.viewer.scene.canvas
    // );
  },

  //坐标定位
  Coordposition() {
    window.functionForJs({
      type: 'coordLocation',
      value: true
    })
  },
  //影像对比
  CurtainContrast() {
    if (window.DoubleScreen) {
      window.DoubleScreen && window.DoubleScreen.destroy();
      window.DoubleScreen = null;
      const compass = document.getElementsByClassName("bottom_btn")[0];
      compass.style.right = "70px";
      return
    }
    window.DoubleScreen = new SmartEarth.DoubleScreen(window.sgworld, {}, SmartEarth);
    DoubleScreen.right._Viewer.imageryLayers.removeAll()
    var terrain = new Cesium.CesiumTerrainProvider({
      url: config.moonTerrain,
      tilingScheme: new Cesium.GeographicTilingScheme({
        ellipsoid: Cesium.Ellipsoid.MOON,
      }),

    });
    DoubleScreen.right._Viewer.terrainProvider = terrain;
    rightServer.AddWmtesLayer(config.moonWmts)

    const compass = document.getElementsByClassName("bottom_btn")[0];
    compass.style.right = "calc(50% + 70px)";


    },
  },
  //土方量计算
  Volumetric() {
    if (window.Volumetric) {
      window.Volumetric.deleteObject()
      window.Volumetric = null
    }
    window.Volumetric = earthCtrl.analysis.createVolumetricMeasure({});
    window.Volumetric.startDrawing();
  },
  //垂直高度
  verticalHeight() {

    //清除方法
    clearTools() {
        if (this.toolFlag) {
            switch (this.toolFlag) {
                case 'a2':
    sgworld.Analysis.verticalHeight(this.colorAll, () => {
    });
  },
  //高程测量
  heightMeasure() {

                    break;
                case 'a3':
    earthCtrl.Analysis.altitude(this.colorAll, () => { });
  },
  //表面面积
  planeDistance() {
    // earthCtrl.analysis.getPlaneArea(function (e) { });
    // var colorAll = this.colorAll
    // sgworld.Analysis.surfaceArea({
    //   colorAll,
    //   tin: false, // 是否显示tin三角网
    //   onlyTerrain: false // 是否只测量精细地形
    // }, () => {

                    break;
                case 'b2':
                case 'b3':
                case 'b4':
                case 'b5':
    // });
    earthCtrl.analysis.getSurfaceArea3d(function (e) {
      console.info(e);
    })

                    break;
            }
            this.toolFlag = null;
            this.toolMenu = null;
        }
    },
  },
  //表面距离
  surfaceDistance() {
    sgworld.Analysis.horizontalDistance(this.colorAll, () => {
    });
  },
  //点漫游
  pointRoam() {
    earthCtrl.Analysis.setPointFly();
  },
  //线漫游
  lineRoam() {
    earthCtrl.Command.execute(2, 3, "", (data) => {
      data.showPoint = false;
      data.showLine = true;
      data.mode = 1;
      // 弹窗数据
      window.PathAnimationData = {
        flyData: data,
      };
      window.PathAnimationData.winIndex = layer.open({
        type: 2,
        title: "路径动画",
        shade: false,
        area: ["352px", "690px"],
        offset: "r",
        skin: "other-class",
        content: SmartEarthRootUrl + "Workers/path/Path.html",
        end: function () {
          PathAnimationData.fly && PathAnimationData.fly.exit();
        },
      });
    });
  },
  //清除按钮
  clearALL(id) {

    this.clearTopTools()
    // id.value.forEach((e) => {

}
export default menuTool;
    // });
  },
  //清除方法
  clearTopTools(id) {
    if (earthCtrl.shadows) {
      Viewer.animation.container.style.visibility = "hidden";
      Viewer.timeline.container.style.visibility = "hidden";
      Viewer.clock.shouldAnimate = false;
      return earthCtrl.shadows = false
    }
    if (window.Volumetric) {

      window.Volumetric.deleteObject()
      window.Volumetric = null
    }
    if (this.localPoint) {

      this.localPoint.deleteObject();
      this.localPoint = null;
    }
    const globe = Viewer.scene.globe;
    if (window.material) {
      window.material = null;
      globe.material = null;
      Viewer.scene.globe.enableLighting = false;
      return
    }
    if (window.DoubleScreen) {
      window.DoubleScreen && window.DoubleScreen.destroy();
      window.DoubleScreen = null;
      const compass = document.getElementsByClassName("bottom_btn")[0];
      compass.style.right = "70px";
    }
    sgworld.Analysis.clearMeasure()
    sgworld.Creator.SimpleGraphic.clear();
    // this.toolMenu.removeFromMap();
    sgworld.Creator.SimpleGraphic.clear();
    // this.toolFlag = null;
    // this.toolMenu = null;
    // }
    earthCtrl.analysis.deleteObject();
  },
  clearLeftTools(res) { },
};
export default menuTool;