UIColor

  • Initializer for the UIColor with hex code.

    Usage Example

    let aColor :UIColor = UIColor(hexString: "#FF0000")

    Declaration

    Swift

    convenience init(hexString pHexString:String)

  • Variable to get red component of the color.

    Usage Example

    let aColor :UIColor = UIColor(red: 128.0/255.0, green: 128.0/255.0, blue: 128.0/255.0, alpha: 1.0)
aColor.redComponent

    Note

    If the color does not have red component, the variable will return nil.

    See also

    var greenComponent :CGFloat? var blueComponent :CGFloat? var alphaComponent :CGFloat?

    Declaration

    Swift

    public var redComponent :CGFloat?

  • Variable to get green component of the color.

    Usage Example

    let aColor :UIColor = UIColor(red: 128.0/255.0, green: 128.0/255.0, blue: 128.0/255.0, alpha: 1.0)
aColor.greenComponent

    Note

    If the color does not have green component, the variable will return nil.

    See also

    var redComponent :CGFloat? var blueComponent :CGFloat? var alphaComponent :CGFloat?

    Declaration

    Swift

    public var greenComponent :CGFloat?

  • Variable to get blue component of the color.

    Usage Example

    let aColor :UIColor = UIColor(red: 128.0/255.0, green: 128.0/255.0, blue: 128.0/255.0, alpha: 1.0)
aColor.blueComponent

    Note

    If the color does not have blue component, the variable will return nil.

    See also

    var redComponent :CGFloat? var greenComponent :CGFloat? var alphaComponent :CGFloat?

    Declaration

    Swift

    public var blueComponent :CGFloat?

  • Variable to get alpha component of the color.

    Usage Example

    let aColor :UIColor = UIColor(red: 128.0/255.0, green: 128.0/255.0, blue: 128.0/255.0, alpha: 1.0)
aColor.alphaComponent

    Note

    If the color does not have alpha component, the variable will return nil.

    See also

    var redComponent :CGFloat? var greenComponent :CGFloat? var blueComponent :CGFloat?

    Declaration

    Swift

    public var alphaComponent :CGFloat?