| | |
| | | import store from "@/store"; |
| | | //配置文件地址 |
| | | // import config from "../../../../public/config/config.js"; |
| | | // import { Map, View } from "ol"; //地图,视图 |
| | | // import OSM from "ol/source/OSM"; //可以理解为数据源,就是一张图片 |
| | | // import TileLayer from "ol/layer/Tile"; //可以理解为图层 |
| | | // import { fromLonLat, transform } from "ol/proj"; //将坐标从经度/纬度转换为不同的投影。 |
| | | // import XYZ from "ol/source/XYZ"; |
| | | // import WMTS from "ol/source/WMTS.js"; |
| | | // import WMTSTileGrid from "ol/tilegrid/WMTS.js"; |
| | | // import { get as getProjection, Projection, addProjection } from "ol/proj.js"; |
| | | // import { register } from "ol/proj/proj4"; |
| | | // import MousePosition from "ol/control/MousePosition.js"; |
| | | // import { getTopLeft, getWidth } from "ol/extent.js"; |
| | | import { Map, View } from "ol"; //地图,视图 |
| | | import OSM from "ol/source/OSM"; //可以理解为数据源,就是一张图片 |
| | | import TileLayer from "ol/layer/Tile"; //可以理解为图层 |
| | | import { fromLonLat, transform } from "ol/proj"; //将坐标从经度/纬度转换为不同的投影。 |
| | | import XYZ from "ol/source/XYZ"; |
| | | import WMTS from "ol/source/WMTS.js"; |
| | | import WMTSTileGrid from "ol/tilegrid/WMTS.js"; |
| | | import { get as getProjection, Projection, addProjection } from "ol/proj.js"; |
| | | import { register } from "ol/proj/proj4"; |
| | | import MousePosition from "ol/control/MousePosition.js"; |
| | | import { getTopLeft, getWidth } from "ol/extent.js"; |
| | | // import { format } from "ol/coordinate"; |
| | | |
| | | // import { nextTick } from "vue"; |
| | |
| | | const olMap = { |
| | | map: null, |
| | | Layer: null, |
| | | proxy: null, |
| | | projectionObj: { |
| | | code: null, |
| | | extent: null, |
| | | }, |
| | | initMap() { |
| | | this.proxy = config.proxy |
| | | if (this.map) { |
| | | this.map.setTarget(null); |
| | | this.map.dispose(); |
| | |
| | | var url; |
| | | if (res.proxy) { |
| | | const token = getToken(); |
| | | |
| | | url = config.proxy + res.proxy.replaceAll("{token}", token); |
| | | } else { |
| | | url = res.url; |
| | |
| | | |
| | | addWmts(res) { |
| | | this.initMap(); |
| | | |
| | | if (res.category == 4) {//判断是否为Arcgis服务 |
| | | addArcGisWmst(res); |
| | | } else { |
| | |
| | | }; |
| | | |
| | | function addGeoWmst(res) { |
| | | var url = olMap.getLayrUrl(res); |
| | | var url; |
| | | if (res.proxy) { |
| | | const token = getToken(); |
| | | |
| | | const projection = new ol.proj.Projection({ |
| | | url = config.proxy + res.proxy.replaceAll("{token}", token); |
| | | } else { |
| | | url = res.url; |
| | | } |
| | | const projection = new Projection({ |
| | | code: olMap.projectionObj.code, |
| | | extent: olMap.projectionObj.extent, |
| | | }); |
| | | var mapCode = olMap.projectionObj.code; |
| | | initPolarCoord(mapCode) |
| | | epsgPolarCoord(mapCode) |
| | | ol.proj.addProjection(projection); |
| | | var projectionExtent = projection.getExtent(); |
| | | var size = ol.extent.getWidth(projectionExtent) / 256; |
| | | var size = getWidth(projectionExtent) / 256; |
| | | var resolutions = new Array(18); |
| | | var matrixIds = new Array(18); |
| | | for (var z = 1; z < 19; ++z) { |
| | | resolutions[z] = size / Math.pow(2, z); |
| | | matrixIds[z] = z; |
| | | } |
| | | let mousePositionControl = new ol.control.MousePosition({ |
| | | let mousePositionControl1 = new MousePosition({ |
| | | coordinateFormat: (coordinate) => { |
| | | |
| | | store.state.olLon = coordinate[0].toFixed(6) |
| | | store.state.olLat = coordinate[1].toFixed(6); |
| | | if (olMap.map) { |
| | |
| | | projection: mapCode, |
| | | target: 'mouse', |
| | | }); |
| | | var arcgisLayer = new ol.layer.Tile({ |
| | | source: new ol.source.XYZ({ |
| | | url: url, |
| | | |
| | | var wmtsLayer = new TileLayer({ |
| | | // opacity: 0.7, //图层透明度 |
| | | source: new WMTS({ |
| | | url: url, //WMTS服务基地址 |
| | | layer: "img", //注意每个图层这里不同 |
| | | matrixSet: "GoogleMapsCompatible", |
| | | format: "image/png", |
| | | style: "default", |
| | | projection: projection, |
| | | tileGrid: new ol.tilegrid.TileGrid({ |
| | | origin: ol.extent.getTopLeft(projectionExtent), //原点(左上角) |
| | | tileGrid: new WMTSTileGrid({ |
| | | origin: getTopLeft(projectionExtent), //原点(左上角) |
| | | resolutions: resolutions, //分辨率数组 |
| | | matrixIds: matrixIds, //矩阵标识列表,与地图级数保持一致 |
| | | }), |
| | | wrapX: true, |
| | | }), |
| | | }) |
| | | }); |
| | | |
| | | var val = olMap.projectionObj.extent; |
| | | olMap.map = new ol.Map({ |
| | | olMap.map = new Map({ |
| | | target: 'mapView', |
| | | controls: ol.control.defaults({ |
| | | attributionOptions: ({ |
| | | collapsible: true |
| | | }) |
| | | }), |
| | | layers: [arcgisLayer], |
| | | view: new ol.View({ |
| | | center: [(val[0] + val[1]) / 2, (val[2] + val[3]) / 2.4], |
| | | zoom: 5, |
| | | minZoom: 1, |
| | | maxZoom: 12, |
| | | controls: [mousePositionControl], |
| | | projection: ol.proj.get(mapCode), // "ESRI:103877", // |
| | | layers: [], |
| | | view: new View({ |
| | | center: [0, 0], |
| | | zoom: 4, |
| | | projection: projection, |
| | | resolutions: res.resolutions |
| | | }) |
| | | }), |
| | | controls: [mousePositionControl1] |
| | | }); |
| | | olMap.map.addControl(mousePositionControl); |
| | | olMap.map.addLayer(wmtsLayer) |
| | | setTimeout(() => { |
| | | if (olMap.map) { |
| | | if (res.bak) { |
| | | var json = JSON.parse(res.bak) |
| | | olMap.map.getView().setCenter([json.center[0], json.center[1]]) |
| | | olMap.map.getView().setZoom(json.zoom) |
| | | } else { |
| | | olMap.map.getView().setCenter([0, 0]) |
| | | olMap.map.getView().setZoom(5) |
| | | } |
| | | |
| | | |
| | | |
| | | |
| | | |
| | | |
| | | |
| | | } |
| | | }, 500); |
| | | } |
| | | function addArcGisWmst(res) { |
| | | var extent = [-1440000, -1440000, 1440000, 1440000]; |
| | | var mapCode = null; |
| | | if (res.url.indexOf('103878') > -1) {//南极 |
| | | mapCode = "ESRI:103878" |
| | | } else if (res.url.indexOf('103877')) {//北极 |
| | | mapCode = "ESRI:103877" |
| | | olMap.initMap |
| | | var olMapDate = null; |
| | | if (res.url.indexOf('south') > -1) {//南极 |
| | | olMapDate = proDate.south; |
| | | } else if (res.url.indexOf('north') > -1) {//北极 |
| | | olMapDate = proDate.north; |
| | | } else if (res.url.indexOf('near') > -1) {//北极 |
| | | olMapDate = proDate.near; |
| | | } else if (res.url.indexOf('far') > -1) {//北极 |
| | | olMapDate = proDate.far; |
| | | } else if (res.url.indexOf('equid') > -1) {//北极 |
| | | olMapDate = proDate.equid; |
| | | } |
| | | initPolarCoord(mapCode) |
| | | var extent = olMapDate.extent; |
| | | var mapCode = olMapDate.epsg; |
| | | initPolarCoord() |
| | | var proj = new ol.proj.Projection({ |
| | | code: mapCode, |
| | | extent: extent, |
| | |
| | | }); |
| | | let mousePositionControl = new ol.control.MousePosition({ |
| | | coordinateFormat: (coordinate) => { |
| | | var sourceProj = "ESRI:103877"; // 原始坐标系为经纬度 |
| | | var sourceProj = mapCode; |
| | | console.log("yuanshi",mapCode) |
| | | var destProj = "ESRI:104903"; // 目标坐标系为墨卡托投影 |
| | | var olLon = coordinate[0] |
| | | var olLat = coordinate[1]; |
| | | console.log(olLon, olLat) |
| | | var destCoord = ol.proj.transform([olLon, olLat], sourceProj, destProj); |
| | | |
| | | store.state.olLon = destCoord[0].toFixed(6) |
| | |
| | | collapsible: true |
| | | }) |
| | | }), |
| | | layers: [arcgisLayer], |
| | | layers: [], |
| | | view: new ol.View({ |
| | | center: [18577254.760, -18629510.055], |
| | | zoom: 5, |
| | | center: [0,0 ], |
| | | zoom:1, |
| | | minZoom: 1, |
| | | maxZoom: 12, |
| | | controls: [mousePositionControl], |
| | |
| | | }) |
| | | }); |
| | | olMap.map.addControl(mousePositionControl); |
| | | olMap.map.addLayer(arcgisLayer) |
| | | // setTimeout(() => { |
| | | // if (olMap.map) { |
| | | // olMap.map.getView().setCenter(olMapDate.centert) |
| | | // olMap.map.getView().setZoom(olMapDate.zoom) |
| | | // } |
| | | // },1000); |
| | | |
| | | } |
| | | function initPolarCoord(epsg) { |
| | | proj4.defs("ESRI:103877", "+proj=stere +lat_0=90 +lon_0=0 +k=1 +x_0=0 +y_0=0 +R=1737400 +units=m +no_defs +type=crs"); |
| | | function initPolarCoord() { |
| | | // proj4.defs("ESRI:103877","+proj=stere +lat_0=90 +lon_0=0 +k=1 +x_0=0 +y_0=0 +R=1737400 +units=m +no_defs +type=crs"); |
| | | // ol.proj.proj4.register(proj4); |
| | | // proj4.defs("ESRI:103878","+proj=stere +lat_0=-90 +lon_0=0 +k=1 +x_0=0 +y_0=0 +R=1737400 +units=m +no_defs +type=crs"); |
| | | // ol.proj.proj4.register(proj4); |
| | | // proj4.defs("ESRI:103881", "+proj=eqc +lat_ts=0 +lat_0=0 +lon_0=0 +x_0=0 +y_0=0 +R=1737400 +units=m +no_defs +type=crs"); |
| | | proj4.defs("ESRI:103881","+proj=eqc +lat_ts=0 +lat_0=0 +lon_0=0 +x_0=0 +y_0=0 +R=1737400 +units=m +no_defs +type=crs"); |
| | | ol.proj.proj4.register(proj4); |
| | | |
| | | proj4.defs("ESRI:103878", "+proj=stere +lat_0=-90 +lon_0=0 +k=1 +x_0=0 +y_0=0 +R=1737400 +units=m +no_defs +type=crs"); |
| | | ol.proj.proj4.register(proj4); |
| | | |
| | | // proj4.defs("ESRI:103880","+proj=laea +lat_0=0 +lon_0=0 +x_0=0 +y_0=0 +R=1737400 +units=m +no_defs +type=crs"); |
| | | // ol.proj.proj4.register(proj4); |
| | | // proj4.defs("ESRI:103879","+proj=laea +lat_0=0 +lon_0=180 +x_0=0 +y_0=0 +R=1737400 +units=m +no_defs +type=crs"); |
| | | // ol.proj.proj4.register(proj4); |
| | | proj4.defs("ESRI:104903", "+proj=longlat +R=1737400 +no_defs +type=crs"); |
| | | ol.proj.proj4.register(proj4); |
| | | } |
| | | |
| | | function epsgPolarCoord(res) { |
| | | proj4.defs(res, "+proj=longlat +R=1737400 +no_defs +type=crs"); |
| | | ol.proj.proj4.register(proj4); |
| | | } |
| | | function getResolutionsAndMids(maxLevel) { |
| | | var rs = [ |
| | | 156543.03392800014, |
| | |
| | | 1.1943285668550503, |
| | | 0.59716428355981721, |
| | | 0.29858214164761665, |
| | | 0.14929107082380833, |
| | | 0.074645535411904163, |
| | | 0.037322767705952081, |
| | | 0.018661383852976041 |
| | | // 0.14929107082380833, |
| | | // 0.074645535411904163, |
| | | // 0.037322767705952081, |
| | | // 0.018661383852976041 |
| | | ]; |
| | | var matrixIds = [], resolutions = []; |
| | | for (var z = 0; z <= maxLevel; ++z) { |