Echarts地图上添加自定义图片标注_echarts地图添加图片

作者：你好赵伟 | 2024-03-06 10:31:55
踩
echarts地图添加图片
<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<title></title>
		<style>
            #chart{
                width:500px;
                height:500px;
                border:1px solid #999;
            }
        </style>
	</head>
	<body>
        <div id="chart">
        </div>
		<script src="js/jquery-1.11.3.min.js" type="text/javascript" charset="utf-8"></script>
		<script src="js/echarts.min.js" type="text/javascript" charset="utf-8"></script>
        <script>
            var dataTemp = [
		{
			lng: "121.59874400",
			num: 10,
			time: "2020-03-19 08",
			stationname: "太古小学（鄞州）",
			lat: "29.85970300"
		},
		{
			lng: "121.57025100",
			num: 65,
			time: "2020-03-19 08",
			stationname: "万里学院（鄞州）",
			lat: "29.82393300"
		},
		{
			lng: "121.72304700",
			num: 120,
			time: "2020-03-19 08",
			stationname: "龙赛医院（镇海）",
			lat: "29.96021500"
		},
		{
			lng: "121.84661500",
			num: 165,
			time: "2020-03-19 08",
			stationname: "环保大楼（北仑）",
			lat: "29.91421000"
		},
		{
			lng: "121.57000639",
			num: 230,
			time: "2020-03-19 08",
			stationname: "白沙活动中心（江北）",
			lat: "29.90139717"
		},
		{
			lng: "121.53491900",
			num: 80,
			time: "2020-03-19 08",
			stationname: "市监测中心（海曙）",
			lat: "29.87092600"
		},
		{
			lng: "121.43101500",
			num: 59,
			time: "2020-03-19 08",
			stationname: "城南小学（宁海）",
			lat: "29.29136000"
		},
		{
			lng: "121.28829300",
			num: 270,
			time: "2020-03-19 08",
			stationname: "溪口镇政府（奉化）",
			lat: "29.69543800"
		},
		{
			lng: "121.26432700",
			num: 280,
			time: "2020-03-19 08",
			stationname: "实验小学（慈溪）",
			lat: "30.18224100"
		}
];
                                  
function addImage(url, params, api, realData){
    return  {
        type: 'image',

        style: {
            image: url,
            x: api.coord([
                realData[params.dataIndex].lng, realData[params.dataIndex]
                    .lat
            ])[0],
            y: api.coord([
                realData[params.dataIndex].lng, realData[params.dataIndex].lat
            ])[1],
            width: 20,
            height: 19,
        }
    }
}
var uploadedDataURL = "js/data-1509940365453-SkScnUTCW.json";
var myChart = echarts.init(document.getElementById('chart'));
$.getJSON(uploadedDataURL, function (usaJson) {
    myChart.hideLoading();
    echarts.registerMap('ningbo', usaJson);
                var option = {
                    tooltip: {
                        trigger: 'item',
                        formatter: function (params) {
                            return params.data.stationname + ' : ' + params.data.num;  
                        }
                    },
                    geo: {
                        show: true,
                        map: "ningbo",
                        roam: true,
                        scaleLimit: {
                            min: 1,
                            max: 10
                        },
                        zoom: 1,
                        aspectScale: 1,
                        top:30,
                        itemStyle: {
                            normal: {
                                borderColor: "rgba(255, 255, 255, 0.5)",
                                areaColor: "rgba(0, 255, 255, 0.5)",
                                borderWidth: 1,
                                shadowBlur: 10,
                                shadowColor: "rgba(63, 218, 255, 0.5)"
                            },
                            emphasis: {
                                show: false,
                                areaColor: "#31d2ff"
                            }
                        },
                        label: {
                            normal: {
                                show: true,
                                fontSize: "10",
                                color: "#333333"

                            },
                            emphasis: {
                                show: false
                            }
                        }
                    },
                    series: [
                        
                        {
                            name: '地图',
                            type: 'custom',
                            coordinateSystem: 'geo',
                            renderItem: function (params,api) {//具体实现自定义图标的方法
                                if (dataTemp[params.dataIndex].num > 0  &&  dataTemp[params.dataIndex].num <= 50) {
                                    return addImage("img/index2/jcd_1.png", params, api, dataTemp);
                                } else if (dataTemp[params.dataIndex].num > 50  &&  dataTemp[params.dataIndex].num <= 100) {
                                    return addImage("img/index2/jcd_2.png", params, api, dataTemp)
                                } else if (dataTemp[params.dataIndex].num > 100  &&  dataTemp[params.dataIndex].num <= 150) {
                                    return addImage("img/index2/jcd_3.png", params, api, dataTemp)
                                } else if (dataTemp[params.dataIndex].num > 150  &&  dataTemp[params.dataIndex].num <= 200) {
                                    return addImage("img/index2/jcd_4.png", params, api, dataTemp)
                                } else if (dataTemp[params.dataIndex].num > 200  &&  dataTemp[params.dataIndex].num <= 250) {
                                    return addImage("img/index2/jcd_5.png", params, api, dataTemp)
                                } else {
                                    return addImage("img/index2/jcd_6.png", params, api, dataTemp)
                                }
                            },
                            data: dataTemp
                           
                        }
                    ]
                };
                myChart.setOption(option);
});
        </script>
	</body>
	
</html>

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
效果：
在这里插入图片描述
本文内容由网友自发贡献，转载请注明出处：【wpsshop博客】