【GIS】网格点成等值面交互显示

原始数据

[{
    "header": {
        "forecastHour": 0,
        "forecastMinute": 0,
        "parameterUnit": "",
        "dx": 100,
        "dy": 100,
        "centerName": null,
        "la1": 54,
        "lo1": 73,
        "la2": 18,
        "lo2": 136,
        "nx": 630,
        "ny": 360,
        "parameterName": "AQI",
        "refTime": "2019/4/15 14:19:55"
    },
    "data": [X,X,X,X]
}]

成图效果