Class CartesianTools

constructor

• new CartesianTools(scale?): CartesianTools

• Parameters

  • scale: number = CartesianTools.DEFAULT_SCALE

  Returns CartesianTools

Static DEFAULT_SCALE

scale

Static RoundLatLng

• RoundLatLng(latOrLng, scale?, needPrecision?): number

• Parameters

  • latOrLng: number
  • scale: number = CartesianTools.DEFAULT_SCALE
  • needPrecision: boolean = false

  Returns number

Static CreateLatLng

• CreateLatLng(latLng): LatLng

• Parameters

  • latLng: {
        lat: number;
        lng: number;
    }

    • lat: number

    • lng: number

  Returns LatLng

Static LimitWithPrecision

• LimitWithPrecision(latOrLng, precision?): number

• Parameters

  • latOrLng: number
  • precision: number = 12

  Returns number

Static NormalizeLongitude

• NormalizeLongitude(lng): number

• Parameters

  • lng: number

  Returns number

Static ClampLatitude

• ClampLatitude(lat): number

• Parameters

  • lat: number

  Returns number

Static IsEqualsLatLng

• IsEqualsLatLng(latOrLng1, latOrLng2, cartesianStep?): boolean

• Parameters

  • latOrLng1: number
  • latOrLng2: number
  • cartesianStep: number = CartesianTools.DEFAULT_SCALE

  Returns boolean

Static IsAroundLatLng

• IsAroundLatLng(latLngCenter, latLngAround, options?): boolean

• Parameters

  • latLngCenter: LatLng
  • latLngAround: LatLng
  • options: {
        stepRange?: number;
        scaleLatLng?: LatLng;
        inEarthMap?: boolean;
    } = ...

    • Optional stepRange?: number

    • Optional scaleLatLng?: LatLng

    • Optional inEarthMap?: boolean

  Returns boolean

Static IsNotAroundLatLng

• IsNotAroundLatLng(latLngCenter, latLngAround, stepRange, cartesianStep?): boolean

• Parameters

  • latLngCenter: LatLng
  • latLngAround: LatLng
  • stepRange: number
  • cartesianStep: number = CartesianTools.DEFAULT_SCALE

  Returns boolean

Static DegToRad

• DegToRad(azimuthInDegrees): number

• Parameters

  • azimuthInDegrees: number

  Returns number

Static RadToDeg

• RadToDeg(azimuthInDegrees): number

• Parameters

  • azimuthInDegrees: number

  Returns number

Static GetAzimuthRad

• GetAzimuthRad(angleInDegrees): number

• Parameters

  • angleInDegrees: number

  Returns number

Static ComputeLatSteps

• ComputeLatSteps(cartesianValues): number[]

• Parameters

  • cartesianValues: CartesianValue[]

  Returns number[]

Static ComputeLngSteps

• ComputeLngSteps(cartesianValues): number[]

• Parameters

  • cartesianValues: CartesianValue[]

  Returns number[]

Static LogCartesianValues

• LogCartesianValues(cartesianValues, logger?): void

• Parameters

  • cartesianValues: CartesianValue[]
  • logger: Console = console

  Returns void

Static UniqNum

• UniqNum(a): number[]

• Parameters

  • a: number[]

  Returns number[]

Static UniqStr

• UniqStr(a): number[]

• Parameters

  • a: number[]

  Returns number[]

Static GetDistanceFromLatLngInKm

• GetDistanceFromLatLngInKm(latLng1, latLng2): number

• Parameters

  • latLng1: LatLng
  • latLng2: LatLng

  Returns number

Static GetBearing

• GetBearing(from, to): number

• Calculate the bearing (azimuth) from one LatLng point to another. The bearing is the angle in degrees measured clockwise from north.

  Parameters

  • from: LatLng

    The starting LatLng point
  • to: LatLng

    The destination LatLng point

  Returns number

  The bearing in degrees (0-360), where 0° is north, 90° is east, 180° is south, 270° is west

Static VincentyDistance

• VincentyDistance(latLng1, latLng2): number

• Parameters

  • latLng1: LatLng
  • latLng2: LatLng

  Returns number

Static GetLatLngRectsCenter

• GetLatLngRectsCenter(latLngRects): LatLng

• Parameters

  • latLngRects: [LatLng, LatLng][]

  Returns LatLng

Static GetLimitPoints

• GetLimitPoints(latLngRects): [LatLng, LatLng]

• Parameters

  • latLngRects: [LatLng, LatLng][]

  Returns [LatLng, LatLng]

Static LabelWithSign

• LabelWithSign(val): string

• Parameters

  • val: number

  Returns string

Static IsPointInRect

• IsPointInRect(lat, lng, rect): boolean

• Check if a point (lat, lng) is contained within a rectangle defined by two corner points.

  Parameters

  • lat: number

    The latitude of the point to check
  • lng: number

    The longitude of the point to check
  • rect: [LatLng, LatLng]

    A tuple of two LatLng points defining the rectangle

  Returns boolean

  true if the point is within the rectangle, false otherwise

Static IsPointInAnyRect

• IsPointInAnyRect(lat, lng, rects): boolean

• Check if a point is contained within any of the rectangles in the provided array.

  Parameters

  • lat: number

    The latitude of the point to check
  • lng: number

    The longitude of the point to check
  • rects: [LatLng, LatLng][]

    An array of rectangle tuples

  Returns boolean

  true if the point is within at least one rectangle, false otherwise

getScaleLatLng

• getScaleLatLng(latLng, latDirection?): LatLng

• Parameters

  • latLng: LatLng
  • latDirection: number = 1

  Returns LatLng

getScaleLatLngFromEarth

• getScaleLatLngFromEarth(fromLatLng): LatLng

• Parameters

  • fromLatLng: LatLng

  Returns LatLng

getLatLngFromEarthMap

• getLatLngFromEarthMap(fromLatLng, options?): LatLng

• Parameters

  • fromLatLng: LatLng
  • Optional options: {
        position?: CartesianPixelPosition;
    }

    • Optional position?: CartesianPixelPosition

  Returns LatLng

getSquareFromWidthAndCenter

• getSquareFromWidthAndCenter(widthInKm, center): [LatLng, LatLng]

• Parameters

  • widthInKm: number
  • center: LatLng

  Returns [LatLng, LatLng]

getSquaresInAreaFromEarthMap

• getSquaresInAreaFromEarthMap(widthInKm, southWest, northEast): [LatLng, LatLng][]

• Parameters

  • widthInKm: number
  • southWest: LatLng
  • northEast: LatLng

  Returns [LatLng, LatLng][]

adjustRainNodeWithSquareWidth

• adjustRainNodeWithSquareWidth(rainNode, widthInKm): void

• Parameters

  • rainNode: RainNode
  • widthInKm: number

  Returns void

howManyPixelsInEarthMap

• howManyPixelsInEarthMap(southWest, northEast): number

• Parameters

  • southWest: LatLng
  • northEast: LatLng

  Returns number