CGPoint

public extension CGPoint

  • SwifterSwift: Distance from another CGPoint.

    let point1 = CGPoint(x: 10, y: 10)
let point2 = CGPoint(x: 30, y: 30)
let distance = point1.distance(from: point2)
// distance = 28.28

    Declaration

    Swift

    func distance(from point: CGPoint) -> CGFloat

    Parameters

    point

    CGPoint to get distance from.

    Return Value

    Distance between self and given CGPoint.

  • SwifterSwift: Distance between two CGPoints.

    let point1 = CGPoint(x: 10, y: 10)
let point2 = CGPoint(x: 30, y: 30)
let distance = CGPoint.distance(from: point2, to: point1)
// distance = 28.28

    Declaration

    Swift

    static func distance(from point1: CGPoint, to point2: CGPoint) -> CGFloat

    Parameters

    point1

    first CGPoint.
    point2

    second CGPoint.

    Return Value

    distance between the two given CGPoints.

Operators

  • SwifterSwift: Add two CGPoints.

    let point1 = CGPoint(x: 10, y: 10)
let point2 = CGPoint(x: 30, y: 30)
let point = point1 + point2
// point = CGPoint(x: 40, y: 40)

    Declaration

    Swift

    static func + (lhs: CGPoint, rhs: CGPoint) -> CGPoint

    Parameters

    lhs

    CGPoint to add to.
    rhs

    CGPoint to add.

    Return Value

    result of addition of the two given CGPoints.

  • SwifterSwift: Add a CGPoints to self.

    let point1 = CGPoint(x: 10, y: 10)
let point2 = CGPoint(x: 30, y: 30)
point1 += point2
// point1 = CGPoint(x: 40, y: 40)

    Declaration

    Swift

    static func += (lhs: inout CGPoint, rhs: CGPoint)

    Parameters

    lhs

    self
    rhs

    CGPoint to add.

  • SwifterSwift: Subtract two CGPoints.

    let point1 = CGPoint(x: 10, y: 10)
let point2 = CGPoint(x: 30, y: 30)
let point = point1 - point2
// point = CGPoint(x: -20, y: -20)

    Declaration

    Swift

    static func - (lhs: CGPoint, rhs: CGPoint) -> CGPoint

    Parameters

    lhs

    CGPoint to subtract from.
    rhs

    CGPoint to subtract.

    Return Value

    result of subtract of the two given CGPoints.

  • SwifterSwift: Subtract a CGPoints from self.

    let point1 = CGPoint(x: 10, y: 10)
let point2 = CGPoint(x: 30, y: 30)
point1 -= point2
// point1 = CGPoint(x: -20, y: -20)

    Declaration

    Swift

    static func -= (lhs: inout CGPoint, rhs: CGPoint)

    Parameters

    lhs

    self
    rhs

    CGPoint to subtract.

  • SwifterSwift: Multiply a CGPoint with a scalar

    let point1 = CGPoint(x: 10, y: 10)
let scalar = point1 * 5
// scalar = CGPoint(x: 50, y: 50)

    Declaration

    Swift

    static func * (point: CGPoint, scalar: CGFloat) -> CGPoint

    Parameters

    point

    CGPoint to multiply.
    scalar

    scalar value.

    Return Value

    result of multiplication of the given CGPoint with the scalar.

  • SwifterSwift: Multiply self with a scalar

    let point1 = CGPoint(x: 10, y: 10)
point *= 5
// point1 = CGPoint(x: 50, y: 50)

    Declaration

    Swift

    static func *= (point: inout CGPoint, scalar: CGFloat)

    Parameters

    point

    self.
    scalar

    scalar value.

    Return Value

    result of multiplication of the given CGPoint with the scalar.

  • SwifterSwift: Multiply a CGPoint with a scalar

    let point1 = CGPoint(x: 10, y: 10)
let scalar = 5 * point1
// scalar = CGPoint(x: 50, y: 50)

    Declaration

    Swift

    static func * (scalar: CGFloat, point: CGPoint) -> CGPoint

    Parameters

    scalar

    scalar value.
    point

    CGPoint to multiply.

    Return Value

    result of multiplication of the given CGPoint with the scalar.