feat: 中国地图

components/ChinaMap/ChinaMap.vue

@@ -11,12 +11,153 @@
 </template>
 
 <script>
+	import uniEcCanvas from '@/components/uni-ec-canvas/uni-ec-canvas'
+	import * as echarts from '@/components/uni-ec-canvas/echarts'
+	import * as chinaJson from '@/components/uni-ec-canvas/china.json'
+	import echartElementData from '@/mixins/echartElementData.js'
+	import { geoCoordMapList } from './geoCoordMap'
+	let chart = null
 	export default {
 		name:"ChinaMap",
-		data() {
+		mixins: [echartElementData],
+		data () {
 		  return {
+		    ec: {
+		      lazyLoad:true
+		    }
+		  }
+		},
+		components: {
+		  uniEcCanvas
+		},
+		methods: {
+			initChart() {
+				this.$nextTick(() => {
+					this.$refs['chinaMapCanvas'].init((canvas, width, height, canvasDpr) => {
+						chart = echarts.init(canvas, null, {
+							width: width,
+							height: height,
+							devicePixelRatio: canvasDpr
+						})
+					
+						echarts.registerMap('china', chinaJson)
+						canvas.setChart(chart)
+						const { dataList } = this.elementData
+						const seriesData = dataList.chinaMapAreas || []
+						// 处理成地图所需的数据格式
+						const finalData = [];
+						const mapHash = {}
+						seriesData.map(item => {
+							if (!mapHash[item[0].name]) {
+								finalData.push([item[0].name, []])
+								mapHash[item[0].name] = true
+							}
+							const index = finalData.map(child => child[0]).indexOf(item[0].name)
+							finalData[index][1].push(item)
+						})
+						const color = ['#a6c84c', '#ffa022'] // 航线的颜色
+						const series = []
+						finalData.forEach((item, i) => {
+							series.push({
+								name: item[0],
+								type: 'lines',
+								zlevel: 1,
+								effect: {
+									show: true,
+									period: 4,
+									trailLength: 0.02,
+									// symbol: 'arrow', // 箭头图标
+									symbolSize: 5 // 图标大小
+								},
+								lineStyle: {
+									normal: {
+										color: color[i],
+										width: 1,
+										opacity: 0.8, // 尾迹线条透明度
+										curveness: 0.2
+									}
+								},
+								data: this.convertData(item[1])
+							}, {
+								name: item[0],
+								type: 'effectScatter',
+								coordinateSystem: 'geo',
+								zlevel: 2,
+								rippleEffect: {
+									brushType: 'stroke'
+								},
+								label: {
+									show: true,
+									position: 'right',
+									formatter: value => {
+										if(this.elementInfo.option.dataset.formatter) {
+											return this.$u.common.converFunction(this.elementInfo.option.dataset.formatter, value)
+										} else {
+											return this.elementInfo.option.dataset.show ? `${value.data.name}:${value.data.value[2]}` : value.data.name
+										}
+									},
+									fontSize: this.elementInfo.option.dataset.fontSize,
+									color: this.elementInfo.option.dataset.color,
+									fontWeight: this.elementInfo.option.dataset.fontWeight
+								},
+								symbolSize: 4,
+								itemStyle: {
+									color: color[i]
+								},
+								data: item[1].map(dataItem => {
+									return {
+										name: dataItem[1].name,
+										value: geoCoordMapList[dataItem[1].name].concat([dataItem[1].value])
+									}
+								})
+							})
+						})
 						
-			};
+						const options = {
+							title: {
+								...this.elementInfo.option.title
+							},
+							legend: {
+								...this.elementInfo.option.legend
+							},
+							geo: {
+								map: 'china',
+								zoom: 1.2,
+								roam: false,
+								itemStyle: {
+									areaColor: 'rgba(34, 70, 168, 0.7)',
+									borderColor: '#0692a4'
+								},
+								emphasis: {
+									itemStyle: {
+										areaColor: 'rgba(119, 139, 224, 0.548)'
+									}
+								}
+							},
+							series: series
+						}
+						chart.setOption(options)
+						return chart
+					})
+				})
+			},
+			convertData(data) {
+				const res = []
+				for (let i = 0; i < data.length; i++) {
+					const dataItem = data[i]
+					const fromCoord = geoCoordMapList[dataItem[0].name]
+					const toCoord = geoCoordMapList[dataItem[1].name]
+					if (fromCoord && toCoord) {
+						res.push({
+							fromName: dataItem[0].name,
+							toName: dataItem[1].name,
+							coords: [fromCoord, toCoord],
+							value: dataItem[1].value
+						})
+					}
+				}
+				return res
+			}
 		}
 	}
 </script>

components/ChinaMap/geoCoordMap.js

+export const geoCoordMapList = {
+  "北京": [116.4551, 40.2539],
+  "天津": [117.4219, 39.4189],
+  "河北": [114.4995, 38.1006],
+  "山西": [112.3352, 37.9413],
+  "内蒙古": [111.4124, 40.4901],
+  "辽宁": [123.1238, 42.1216],
+  "长春": [125.8154, 44.2584],
+  "黑龙江": [127.9688, 45.368],
+  "吉林": [125.3245, 43.8868],
+  "上海": [121.4648, 31.2891],
+  "江苏": [118.8062, 31.9208],
+  "浙江": [119.5313, 29.8773],
+  "安徽": [117.29, 32.0581],
+  "福建": [119.4543, 25.9222],
+  "江西": [116.0046, 28.6633],
+  "山东": [117.1582, 36.8701],
+  "河南": [113.4668, 34.6234],
+  "湖北": [114.3896, 30.6628],
+  "湖南": [113.0823, 28.2568],
+  "广东": [113.5107, 23.2196],
+  "广西": [108.479, 23.1152],
+  "海南": [110.3893, 19.8516],
+  "重庆": [107.7539, 30.1904],
+  "四川": [103.9526, 30.7617],
+  "贵州": [106.6992, 26.7682],
+  "云南": [102.9199, 25.4663],
+  "西藏": [91.1865, 30.1465],
+  "陕西": [109.1162, 34.2004],
+  "甘肃": [103.5901, 36.3043],
+  "青海": [101.4038, 36.8207],
+  "宁夏": [106.3586, 38.1775],
+  "新疆": [87.9236, 43.5883],
+  "香港": [114.2784, 22.3057],
+  "澳门": [113.5715, 22.1583],
+  "台湾": [121.0295, 23.6082],
+  '东莞': [113.8953, 22.901],
+  '东营': [118.7073, 37.5513],
+  '中山': [113.4229, 22.478],
+  '临汾': [111.4783, 36.1615],
+  '临沂': [118.3118, 35.2936],
+  '丹东': [124.541, 40.4242],
+  '丽水': [119.5642, 28.1854],
+  '乌鲁木齐': [87.9236, 43.5883],
+  '佛山': [112.8955, 23.1097],
+  '保定': [115.0488, 39.0948],
+  '兰州': [103.5901, 36.3043],
+  '包头': [110.3467, 41.4899],
+  '北海': [109.314, 21.6211],
+  '南京': [118.8062, 31.9208],
+  '南宁': [108.479, 23.1152],
+  '南昌': [116.0046, 28.6633],
+  '南通': [121.1023, 32.1625],
+  '厦门': [118.1689, 24.6478],
+  '台州': [121.1353, 28.6688],
+  '合肥': [117.29, 32.0581],
+  '呼和浩特': [111.4124, 40.4901],
+  '咸阳': [108.4131, 34.8706],
+  '哈尔滨': [127.9688, 45.368],
+  '唐山': [118.4766, 39.6826],
+  '嘉兴': [120.9155, 30.6354],
+  '大同': [113.7854, 39.8035],
+  '大连': [122.2229, 39.4409],
+  '太原': [112.3352, 37.9413],
+  '威海': [121.9482, 37.1393],
+  '宁波': [121.5967, 29.6466],
+  '宝鸡': [107.1826, 34.3433],
+  '宿迁': [118.5535, 33.7775],
+  '常州': [119.4543, 31.5582],
+  '广州': [113.5107, 23.2196],
+  '廊坊': [116.521, 39.0509],
+  '延安': [109.1052, 36.4252],
+  '张家口': [115.1477, 40.8527],
+  '徐州': [117.5208, 34.3268],
+  '德州': [116.6858, 37.2107],
+  '惠州': [114.6204, 23.1647],
+  '成都': [103.9526, 30.7617],
+  '扬州': [119.4653, 32.8162],
+  '承德': [117.5757, 41.4075],
+  '拉萨': [91.1865, 30.1465],
+  '无锡': [120.3442, 31.5527],
+  '日照': [119.2786, 35.5023],
+  '昆明': [102.9199, 25.4663],
+  '杭州': [119.5313, 29.8773],
+  '枣庄': [117.323, 34.8926],
+  '柳州': [109.3799, 24.9774],
+  '株洲': [113.5327, 27.0319],
+  '武汉': [114.3896, 30.6628],
+  '汕头': [117.1692, 23.3405],
+  '江门': [112.6318, 22.1484],
+  '沈阳': [123.1238, 42.1216],
+  '沧州': [116.8286, 38.2104],
+  '河源': [114.917, 23.9722],
+  '泉州': [118.3228, 25.1147],
+  '泰安': [117.0264, 36.0516],
+  '泰州': [120.0586, 32.5525],
+  '济南': [117.1582, 36.8701],
+  '济宁': [116.8286, 35.3375],
+  '海口': [110.3893, 19.8516],
+  '淄博': [118.0371, 36.6064],
+  '淮安': [118.927, 33.4039],
+  '深圳': [114.5435, 22.5439],
+  '清远': [112.9175, 24.3292],
+  '温州': [120.498, 27.8119],
+  '渭南': [109.7864, 35.0299],
+  '湖州': [119.8608, 30.7782],
+  '湘潭': [112.5439, 27.7075],
+  '滨州': [117.8174, 37.4963],
+  '潍坊': [119.0918, 36.524],
+  '烟台': [120.7397, 37.5128],
+  '玉溪': [101.9312, 23.8898],
+  '珠海': [113.7305, 22.1155],
+  '盐城': [120.2234, 33.5577],
+  '盘锦': [121.9482, 41.0449],
+  '石家庄': [114.4995, 38.1006],
+  '福州': [119.4543, 25.9222],
+  '秦皇岛': [119.2126, 40.0232],
+  '绍兴': [120.564, 29.7565],
+  '聊城': [115.9167, 36.4032],
+  '肇庆': [112.1265, 23.5822],
+  '舟山': [122.2559, 30.2234],
+  '苏州': [120.6519, 31.3989],
+  '莱芜': [117.6526, 36.2714],
+  '菏泽': [115.6201, 35.2057],
+  '营口': [122.4316, 40.4297],
+  '葫芦岛': [120.1575, 40.578],
+  '衡水': [115.8838, 37.7161],
+  '衢州': [118.6853, 28.8666],
+  '西宁': [101.4038, 36.8207],
+  '西安': [109.1162, 34.2004],
+  '贵阳': [106.6992, 26.7682],
+  '连云港': [119.1248, 34.552],
+  '邢台': [114.8071, 37.2821],
+  '邯郸': [114.4775, 36.535],
+  '郑州': [113.4668, 34.6234],
+  '鄂尔多斯': [108.9734, 39.2487],
+  '金华': [120.0037, 29.1028],
+  '铜川': [109.0393, 35.1947],
+  '银川': [106.3586, 38.1775],
+  '镇江': [119.4763, 31.9702],
+  '长沙': [113.0823, 28.2568],
+  '长治': [112.8625, 36.4746],
+  '阳泉': [113.4778, 38.0951],
+  '青岛': [120.4651, 36.3373],
+  '韶关': [113.7964, 24.7028]
+};
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