GIS操作

# 设置地理坐标系

iframe:

postKsjMessage(
    {
        commandName: "KSJGeographicCRSSettingApi.setGeographicCRS",
        data: {
            type: "CGCS2000",
            projectionType: 1,
            utmRegion: "1N",
            scaleFactor: "1",
            centerLon: "117",
            falseEasting: "104",
            falseNorthing: "0",
            orginLon: "104",
            orginLat: "0",
            orginHeight: "0",
        },
    },
    (result) => {
        console.log(result);
    }
);

sdk:

import { KSJGeographicCRSSettingApi } from "bjksj-sdk";
KSJGeographicCRSSettingApi.setGeographicCRS({
    type: "CGCS2000",
    projectionType: 1,
    utmRegion: "1N",
    scaleFactor: "1",
    centerLon: "117",
    falseEasting: "104",
    falseNorthing: "0",
    orginLon: "104",
    orginLat: "0",
    orginHeight: "0",
});

参数说明：

type：坐标系类型 -> 'CGCS2000', 'WGS84', 'xian80', 'Beijing54', '北京2000坐标系', '长春独立坐标系'

projectionType：投影方式 1: 高斯投影 2: UTM投影 3: 横轴墨卡托

utmRegion: UTM投影区域 (坐标系类型为WSG84并且投影方式为UTM投影时必填) 取值范围：1N ~ 60N, 1S ~ 60S

scaleFactor: 缩放比例

centerLon: 中央子午线（度）

falseEasting: 经度偏移值 (m)

falseNorthing: 纬度偏移值 (m)

orginLon: 原点经度（度）

orginLat: 原点纬度（度）

orginHeight: 原点高程（米）

# 导入PRJ文件

iframe:

postKsjMessage(
    {
        commandName: "KSJGeographicCRSSettingApi.ImportGeographicCRS",
        data: {
            file: File
        },
    },
    (result) => {
        console.log(result);
    }
);

sdk:

import { KSJGeographicCRSSettingApi } from "bjksj-sdk";
KSJGeographicCRSSettingApi.ImportGeographicCRS({
    file: File
});

参数说明：

file：PRJ文件对象

# 导入Kml数据

iframe:

postKsjMessage(
    {
        commandName: "KSJGeographicCRSSettingApi.createDecoratorFromKml",
        data: {
            file: File
        },
    },
    (result) => {
        console.log(result);
    }
);

sdk:

import { KSJGeographicCRSSettingApi } from "bjksj-sdk";
KSJGeographicCRSSettingApi.createDecoratorFromKml({
    file: File
});

参数说明：

file：kml文件对象

# 经纬度转模型坐标

wgs84经纬度坐标转模型坐标xyz, 调用前需先设置坐标系

iframe:

postKsjMessage(
    {
        commandName: "longLatToXYZ",
        data: {
            x: 116.3,
            y: 39.9,
            z: 0,
        },
    },
    (result) => {
        console.log(result);
    }
);

sdk:

import { longLatToXYZ } from "bjksj-sdk";
longLatToXYZ({
    x: 116.3,
    y: 39.9,
    z: 0,
});

参数说明：

x: 经度

y: 纬度

z: 海拔

# 模型坐标转经纬度

模型坐标xyz转wgs84经纬度坐标, 调用前需先设置坐标系

iframe:

postKsjMessage(
    {
        commandName: "XYZToLongLat",
        data: {
            x: 40000,
            y: 20000,
            z: 0,
        },
    },
    (result) => {
        console.log(result);
    }
);

sdk:

import { XYZToLongLat } from "bjksj-sdk";
XYZToLongLat({
    x: 40000,
    y: 20000,
    z: 0,
});

参数说明：

x: 模型坐标x值

y: 模型坐标y值

z: 模型坐标z值

# 打开地图

打开地图显示，调用前需先设置坐标系

iframe:

postKsjMessage(
    {
        commandName: "openMap",
        data: null,
    },
    (result) => {
        console.log(result);
    }
);

sdk:

import { openMap } from "bjksj-sdk";
openMap();

# 关闭地图

关闭地图显示，调用前需先设置坐标系

iframe:

postKsjMessage(
    {
        commandName: "closeMap",
        data: null,
    },
    (result) => {
        console.log(result);
    }
);

sdk:

import { closeMap } from "bjksj-sdk";
closeMap();

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