<template>
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<div
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id="mapView"
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class="projectBox"
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>
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<div class="Tools box_divm">
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<el-form
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:inline="true"
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:model="formInline"
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class="demo-form-inline"
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>
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<el-form-item :label="$t('dataManage.projectObj.longitude')">
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{{formInline.lon}}
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</el-form-item>
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<el-form-item :label="$t('dataManage.projectObj.latitude')">
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{{formInline.lat}}
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</el-form-item>
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<el-form-item :label="$t('dataManage.projectObj.country')">
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{{formInline.country}}
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</el-form-item>
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<el-form-item :label="$t('dataManage.projectObj.province')">
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{{formInline.province}}
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</el-form-item>
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<el-form-item :label="$t('dataManage.projectObj.county')">
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{{formInline.location}}
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</el-form-item>
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<el-form-item>
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<el-button
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type="success"
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icon="el-icon-plus"
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@click="drowPoint"
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></el-button>
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<el-button
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type="danger"
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icon="el-icon-delete"
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@click="clearDrawPoint"
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></el-button>
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</el-form-item>
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</el-form>
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</div>
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</div>
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</template>
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<script>
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import TileLayer from 'ol/layer/Tile';
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import XYZ from 'ol/source/XYZ';
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import Map from 'ol/Map';
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import View from 'ol/View';
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import { transform } from 'ol/proj';
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import VectorSource from 'ol/source/Vector';
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import { Vector as VectorLayer, Tile } from 'ol/layer';
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import { Draw } from 'ol/interaction';
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import Feature from 'ol/Feature';
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import { Circle as CircleStyle, Style, Fill, Stroke } from 'ol/style';
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import { Point } from 'ol/geom';
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import { project_selectLocation } from '../api/api.js'
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export default {
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data() {
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return {
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mapol: null,
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drawLayer: null,
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draw: null,
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formInline: {
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lon: '',
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lat: '',
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location: '',
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province: '',
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country: ''
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}
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};
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},
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methods: {
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initOlMap() {
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|
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var val = 'http://{host}/LFData/2d/tiles/img/{z}/{x}/{y}.png';
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if (val.indexOf('{host}') > -1) {
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val = val.replace("{host}", iisHost)
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}
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var vectorLayer = new TileLayer({
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source: new XYZ({
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url: "http://wprd0{1-4}.is.autonavi.com/appmaptile?lang=zh_cn&size=1&style=6&x={x}&y={y}&z={z}",
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}),
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});
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this.mapol = new Map({
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target: 'mapView',
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layers: [vectorLayer],
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view: new View({
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center: transform([105.02, 34.9], 'EPSG:4326', 'EPSG:3857'),
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zoom: 4,
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projection: 'EPSG:3857',
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}),
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});
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if (this.$store.state.projeOl != null) {
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this.showPointInMap();
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}
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},
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showPointInMap() {
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var value = this.$store.state.projeOl
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.replace('POINT(', '')
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.replace(')', '');
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var a1 = value.split(' ');
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this.showLoacation(a1)
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var a2 = transform(
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[parseFloat(a1[0]), parseFloat(a1[1])],
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'EPSG:4326',
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'EPSG:3857'
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);
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var feature = new Feature({
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geometry: new Point(a2),
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});
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feature.setStyle(
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new Style({
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image: new CircleStyle({
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fill: new Fill({
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color: 'blue',
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}),
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radius: 4,
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}),
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})
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);
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let source = new VectorSource();
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source.addFeature(feature);
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this.drawLayer = new VectorLayer();
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this.drawLayer.setSource(source);
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this.mapol.addLayer(this.drawLayer);
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},
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clearDrawPoint() {
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if (this.drawLayer) {
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this.mapol.removeLayer(this.drawLayer);
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this.drawLayer = null;
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this.$store.state.projeOl = null;
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this.formInline = {
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lon: '',
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lat: '',
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location: '',
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province: '',
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country: ''
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}
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}
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},
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drowPoint() {
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const source = new VectorSource({ wrapX: false });
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if (this.drawLayer) {
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this.mapol.removeLayer(this.drawLayer);
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}
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this.drawLayer = new VectorLayer({
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source: source,
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});
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this.mapol.addLayer(this.drawLayer);
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this.draw = new Draw({
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source: source, // 和图层使用同一个source，画的图形在图层上，图层在地图上即可展示
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type: 'Point', // 可选择三角形，多边形，圆形等具体见官网demo
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freehand: false, // 画选还是点选
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});
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// 添加交互
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this.mapol.addInteraction(this.draw);
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this.draw.on('drawend', (e) => {
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let feature = e.feature;
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let geom = feature.getGeometry();
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var extent = geom.flatCoordinates;
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var a1 = transform([extent[0], extent[1]], 'EPSG:3857', 'EPSG:4326');
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this.showLoacation(a1)
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this.$store.state.projeOl =
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'POINT(' + a1[0].toFixed(6) + ' ' + a1[1].toFixed(6) + ')';
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this.mapol.removeInteraction(this.draw);
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});
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},
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async showLoacation(res) {
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this.formInline.lon = parseFloat(res[0]).toFixed(6);
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this.formInline.lat = parseFloat(res[1]).toFixed(6);
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const data = await project_selectLocation({
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x: res[0],
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y: res[1],
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});
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if (data.code == 200) {
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for (var i in data.result) {
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var key = data.result[i].key;
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var val = data.result[i].value;
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if (key == "国") {
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this.formInline.country = val;
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} else if (key == "省") {
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this.formInline.province = val;
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} else if (key == "市") {
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this.formInline.location = val;
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}
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}
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}
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}
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},
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mounted() {
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this.initOlMap();
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},
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};
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</script>
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<style lang="less" scoped>
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.projectBox {
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width: 100%;
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height: 100%;
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overflow: hidden;
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margin: 0;
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padding: 0;
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/deep/.el-form-item {
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margin-bottom: 0px;
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}
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}
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.Tools {
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position: absolute;
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opacity: 0.9;
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z-index: 40;
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padding: 10px;
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width: 95%;
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}
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.primary {
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background: #409eff;
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border: #409eff;
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color: white;
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}
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</style>
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