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UIView.md

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EXTENSION

UIView

public extension UIView

Properties

anchorPoint

var anchorPoint: CGPoint

Set anchor point on layer

layerCornerRadius

@IBInspectable var layerCornerRadius: CGFloat

Set corner radius on layer

layerBorderWidth

@IBInspectable var layerBorderWidth: CGFloat

Set border width on layer

layerBorderColor

@IBInspectable var layerBorderColor: UIColor?

Set a border color on layer

Methods

addCleanBorder(cornerRadius:color:width:targetBounds:)

func addCleanBorder(cornerRadius: CGFloat, color: UIColor, width: CGFloat, targetBounds: CGRect?)

Add border using path

  • Parameters:
    • cornerRadius: radius
    • color: color
    • width: width
    • targetBounds: bounds or view bounds

Parameters

Name Description
cornerRadius radius
color color
width width
targetBounds bounds or view bounds

addCleanBorder(roundingCorners:cornerRadii:color:width:targetBounds:)

func addCleanBorder(roundingCorners: UIRectCorner, cornerRadii: CGSize, color: UIColor, width: CGFloat, targetBounds: CGRect?)

Add border using path

  • Parameters:
    • roundingCorners: Corners to round
    • cornerRadii: radius
    • color: color
    • width: width
    • targetBounds: view bounds

Parameters

Name Description
roundingCorners Corners to round
cornerRadii radius
color color
width width
targetBounds view bounds

addTransparentGradientLayer(frame:toColor:minAlpha:maxAlpha:from:to:)

func addTransparentGradientLayer(frame: CGRect? = nil, toColor: UIColor, minAlpha: CGFloat, maxAlpha: CGFloat, from start: GradientLayerChangingDirection, to end: GradientLayerChangingDirection) -> CAGradientLayer

Add a transparent gradient layer

  • Parameters:
    • frame: View frame (default to bounds)
    • toColor: Color to add
    • minAlpha: Alpha
    • maxAlpha: End alpha
    • start: Start direction
    • end: End direction

Parameters

Name Description
frame View frame (default to bounds)
toColor Color to add
minAlpha Alpha
maxAlpha End alpha
start Start direction
end End direction

sizeToFitConstraintedBasedLayout()

func sizeToFitConstraintedBasedLayout()

Resizes self.frame so as to fit the constraint-based layout.

shakeToIndicateError()

func shakeToIndicateError()

Commit a shake animation and vibrate to indicate the occured error.

dropRealShadow(shadowColor:fillColor:opacity:offset:radius:)

func dropRealShadow(shadowColor: UIColor = UIColor.black, fillColor: UIColor = UIColor.white, opacity: Float = 0.2, offset: CGSize = CGSize(width: 0.0, height: 1.0), radius: CGFloat = 10) -> CAShapeLayer

New drop shadow by adding new layer

  • Parameters:
    • shadowColor: color
    • fillColor: fill default: white
    • opacity: opacity default 20%
    • offset: offset default y: 1
    • radius: radius (blur) default 10
  • Returns: new layer

Parameters

Name Description
shadowColor color
fillColor fill default: white
opacity opacity default 20%
offset offset default y: 1
radius radius (blur) default 10

dropShadow(color:opacity:offSet:radius:scale:)

func dropShadow(color: UIColor, opacity: Float = 0.5, offSet: CGSize, radius: CGFloat = 1, scale: Bool = true)

Draw a simple drop shadow for the views layer

  • Parameters:
    • color: color
    • opacity: opacity default: 50%
    • offSet: offset
    • radius: radius (blur) default 1
    • scale: scale default: true

Parameters

Name Description
color color
opacity opacity default: 50%
offSet offset
radius radius (blur) default 1
scale scale default: true

fillParent(view:with:)

func fillParent(view: UIView, with insets: UIEdgeInsets = .zero)

Constrain view to parent view

  • Parameters:
    • view: Parent view
    • insets: Margin insets

Parameters

Name Description
view Parent view
insets Margin insets

clear()

static func clear() -> UIView

Create a view with a clear background

  • Returns: UIView