Class MercatorCoordinateSystem

墨卡托渲染坐标系，右手坐标系，X-Z水平面，Y向上轴

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Date

2024.5.31

Author

lyx

Hierarchy

CoordinateSystem
- MercatorCoordinateSystem

Index

Constructors

Properties

_relativeCenter

Accessors

crs epsg relativeCenter zone

Methods

fromGISToGeodetic fromGISToGeographic fromGISToWorld fromGeodeticToGIS fromGeodeticToWorld fromGeographicToGIS fromGeographicToWorld fromWorldToGIS fromWorldToGeodetic fromWorldToGeographic isRelativeCenterValid resetRelativeCenter setGeodeticOptions

Constructors

constructor

new MercatorCoordinateSystem(isMars?): MercatorCoordinateSystem
Parameters
- isMars: boolean = false
Returns MercatorCoordinateSystem

Overrides CoordinateSystem.constructor

Properties

`Protected` _relativeCenter

_relativeCenter: Vector3 = ...

Accessors

crs

get crs(): "BEIJING54" | "XIAN80" | "CGCS2000"
获取地测坐标系名称

Returns "BEIJING54" | "XIAN80" | "CGCS2000"

Memberof
MercatorCoordinateSystem

epsg

get epsg(): number
获取地测坐标系EPSG编码

Returns number

Memberof
MercatorCoordinateSystem

relativeCenter

get relativeCenter(): Readonly<Vector3>
获取坐标系相对中心点

Returns Readonly<Vector3>

Memberof
CoordinateSystem

Inherited from CoordinateSystem.relativeCenter
set relativeCenter(value): void
设置坐标系相对中心点
Parameters
- value: number[] | Vector3
Returns void

Memberof
CoordinateSystem

Inherited from CoordinateSystem.relativeCenter

zone

get zone(): number
获取地测坐标系带号

Returns number

Memberof
MercatorCoordinateSystem

Methods

fromGISToGeodetic

fromGISToGeodetic(x, y, z): Vector3
GIS坐标转地测坐标
Parameters
- x: number
  
  GIS坐标x
- y: number
  
  GIS坐标y
- z: number
  
  GIS坐标z
Returns Vector3
地测坐标，左手坐标系，X-Y水平面，Z向上轴

Memberof
MercatorCoordinateSystem

Overrides CoordinateSystem.fromGISToGeodetic

fromGISToGeographic

fromGISToGeographic(x, y, z, crs?): Vector3
GIS坐标转经纬度坐标
Parameters
- x: number
  
  GIS坐标x
- y: number
  
  GIS坐标y
- z: number
  
  GIS坐标z
- crs: "WGS84" | "GCJ02" = 'WGS84'
  
  输出经纬度的坐标系名称，可选'WGS84'和'GCJ02'，默认'WGS84'
Returns Vector3
经纬度坐标（坐标系类型由'crs'参数决定）

Memberof
MercatorCoordinateSystem

Overrides CoordinateSystem.fromGISToGeographic

fromGISToWorld

fromGISToWorld(x, y, z): Vector3
GIS坐标转世界坐标
Parameters
- x: number
  
  GIS坐标x
- y: number
  
  GIS坐标y
- z: number
  
  GIS坐标z
Returns Vector3
世界坐标，右手坐标系，X-Z水平面，Y向上轴

Memberof
CoordinateSystem

Inherited from CoordinateSystem.fromGISToWorld

fromGeodeticToGIS

fromGeodeticToGIS(x, y, z): Vector3
地测坐标转GIS坐标
Parameters
- x: number
  
  地测坐标x
- y: number
  
  地测坐标y
- z: number
  
  地测坐标z
Returns Vector3
GIS坐标，右手坐标系，X-Z水平面，Y向上轴

Memberof
MercatorCoordinateSystem

Overrides CoordinateSystem.fromGeodeticToGIS

fromGeodeticToWorld

fromGeodeticToWorld(x, y, z): Vector3
地测坐标转世界坐标
Parameters
- x: number
  
  地测坐标x
- y: number
  
  地测坐标y
- z: number
  
  地测坐标z
Returns Vector3
世界坐标，右手坐标系，X-Z水平面，Y向上轴

Memberof
CoordinateSystem

Inherited from CoordinateSystem.fromGeodeticToWorld

fromGeographicToGIS

fromGeographicToGIS(longitude, latitude, altitude, crs?): Vector3
经纬度坐标转GIS坐标
Parameters
- longitude: number
  
  经度（单位：度）
- latitude: number
  
  纬度（单位：度）
- altitude: number
  
  海拔高度（单位：米）
- crs: "WGS84" | "GCJ02" = 'WGS84'
  
  输入经纬的度坐标系名称，可选'WGS84'和'GCJ02'，默认'WGS84'
Returns Vector3
GIS坐标，右手坐标系，X-Z水平面，Y向上轴

Memberof
MercatorCoordinateSystem

Overrides CoordinateSystem.fromGeographicToGIS

fromGeographicToWorld

fromGeographicToWorld(longitude, latitude, altitude, crs?): Vector3
经纬度坐标转世界坐标
Parameters
- longitude: number
  
  经度（单位：度）
- latitude: number
  
  纬度（单位：度）
- altitude: number
  
  海拔高度（单位：米）
- Optional crs: "WGS84" | "GCJ02" = 'WGS84'
  
  输入经纬度的坐标系名称，可选'WGS84'和'GCJ02'，默认'WGS84'
Returns Vector3
世界坐标，右手坐标系，X-Z水平面，Y向上轴

Memberof
CoordinateSystem

Inherited from CoordinateSystem.fromGeographicToWorld

fromWorldToGIS

fromWorldToGIS(x, y, z): Vector3
世界坐标转GIS坐标
Parameters
- x: number
  
  世界坐标x
- y: number
  
  世界坐标y
- z: number
  
  世界坐标z
Returns Vector3
GIS坐标，右手坐标系，X-Z水平面，Y向上轴

Memberof
CoordinateSystem

Inherited from CoordinateSystem.fromWorldToGIS

fromWorldToGeodetic

fromWorldToGeodetic(x, y, z): Vector3
世界坐标转地测坐标
Parameters
- x: number
  
  世界坐标x
- y: number
  
  世界坐标y
- z: number
  
  世界坐标z
Returns Vector3
地测坐标，左手坐标系，X-Y水平面，Z向上轴

Memberof
CoordinateSystem

Inherited from CoordinateSystem.fromWorldToGeodetic

fromWorldToGeographic

fromWorldToGeographic(x, y, z, crs?): Vector3
世界坐标转经纬度坐标
Parameters
- x: number
  
  世界坐标x
- y: number
  
  世界坐标y
- z: number
  
  世界坐标z
- Optional crs: "WGS84" | "GCJ02" = 'WGS84'
  
  输出经纬度的坐标系名称，可选'WGS84'和'GCJ02'，默认'WGS84'
Returns Vector3
经纬度坐标（坐标系类型由'crs'参数决定）

Memberof
CoordinateSystem

Inherited from CoordinateSystem.fromWorldToGeographic

isRelativeCenterValid

isRelativeCenterValid(): boolean
判断坐标系相对中心点是否有效

Returns boolean

Memberof
CoordinateSystem

Inherited from CoordinateSystem.isRelativeCenterValid

resetRelativeCenter

resetRelativeCenter(): void
重置坐标系相对中心点（即，将相对中心点设置为无效）

Returns void

Memberof
CoordinateSystem

Inherited from CoordinateSystem.resetRelativeCenter

setGeodeticOptions

setGeodeticOptions(crs, options?): void
设置地测坐标变换参数
Parameters
- crs: "BEIJING54" | "XIAN80" | "CGCS2000"
  
  地测坐标系名称，当前仅支持'BEIJING54'、'XIAN80'、'CGCS2000'
- Optional options: GeodeticOptions
  
  地测坐标系参数
Returns void

Memberof
MercatorCoordinateSystem
setGeodeticOptions(epsg, options?): void
设置地测坐标变换参数
Parameters
- epsg: number
  
  地测坐标系EPSG编码
- Optional options: GeodeticOptions
  
  地测坐标系参数
Returns void

Memberof
MercatorCoordinateSystem