https://user-images.githubusercontent.com/212465/228640685-154d3b07-45f2-455a-9510-93d0952c4431.mov

New in 0.3.0

Conditional Effects

Pow 0.3.0 introduces a new category of conditional effects that can be enabled or disabled through a boolean flag.

myView
  .conditionalEffect(.smoke, condition: isEnabled)

myView
  .conditionalEffect(.pushDown, condition: isEnabled)

Existing Change Effects can be used using the repeat modifier

myView
  .conditionalEffect(.repeat(.jump(height: 100), every: 2), condition: hasUnreadMessages)

New Effects

Smoke

A Conditional Effect of smoke coming out the view.

https://user-images.githubusercontent.com/212465/228576254-d8e3e6aa-fac4-44b2-93ba-24d17a729749.mov

myView
  .conditionalEffect(.smoke, condition: isEnabled)

Glow

Emits a glow whenever a value changes.

https://user-images.githubusercontent.com/212465/228574373-0c8744dc-a97e-44b0-a431-9b4b76883b9d.mov

myView
  .changeEffect(.glow(color: .blue, radius: 50), every: 1.5), value: count)

Pulse

Emits a shape from the view.

https://user-images.githubusercontent.com/212465/228578808-bde25e53-ac46-4e9a-b5e3-da63e4584165.mov

let shape = RoundedRectangle(cornerRadius: 16, style: .continuous)

myView
  .conditionalEffect(.pushDown, condition: isPressed)
  .changeEffect(.pulse(shape: shape, drawingMode: .stroke, count: 3).delay(0.1), value: value)

Push Down

Scales and darkens a view to give it a recessed appearance.

https://user-images.githubusercontent.com/212465/228578808-bde25e53-ac46-4e9a-b5e3-da63e4584165.mov

myView
  .conditionalEffect(.pushDown, condition: isPressed)
  .changeEffect(.pulse(shape: shape, drawingMode: .stroke, count: 3).delay(0.1), value: value)

Wiggle

Shakes a view back and forth.

https://user-images.githubusercontent.com/212465/228581193-a73bb498-d02a-49f1-b479-8eb60e9ed12f.mov

myView
  .conditionalEffect(.repeat(.wiggle(rate: .fast), every: 2), condition: isCalling)

Updated Effects

• The blur transition now has a optional radius modifier.
• The vanish transition now offers the ability to disable the increased brightness effect.
• The spin Change Effect now takes an additional rate parameter that allows for faster spinning.
• The ping Change Effect has been deprecated in favor of pulse with a PulseDrawingMode of .fill.
• The anvil transition is now less susceptible to its particles clipping.

• 🛒 Buy License
• 📱 Example App