VietmapUtils class

Constructors

VietmapUtils()

Properties

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited

Static Methods

distance2point(LatLng p1, LatLng p2) → Future<double>

calculate distance between 2 points on the earth surface using Haversine formula with the earth radius is 6371e3 p1 : (LatLng) first point p2 : (LatLng) second point return : (Future

sqrtCos(num x) → double

calculate square of cos : cos² x : (num) number that you want to calculate it's cos²

sqrtCos2(num x, num y) → double

calculate multiplication of cos : cos x * cos y x : (num) number of the first cos x : (num) number of second cos

sqrtSin(num x) → double

calculate square of sin : sin² x : (num) number that you want to calculate it's sin²