That’s determined by the CAEmitter Cell objects seeded to the emitter layer. Indeed, particle systems are frequently used to generateįire, smoke, sparks, fireworks, and explosions.īut they’re also capable of modeling… less destructive phenomena likeĬAEmitter Layer configures the position and shape ofĪs to the specific behavior and appearance of those particles, There are APIs for displaying large amounts of contentĪnd there are APIs that let you get at the bareīut our focus today is a special class called In the Quartz Core / Core Animation framework Nearly everything else between your code and the pixels on screen Sure, views handle touch events and autoresizing, UIView delegates the vast majority of its functionality to CALayer. …or perhaps it’s more accurate to say that layers are fronted by view.īecause despite their reputation as the workhorse of UIKit, The difference between views and layers: Views and Layers Let’s dive right in with a quick refresher on Than to implement a fun and flexible confetti view on iOS? This week mark’s NSHipster’s 7 th anniversary!Īnd what better way to celebrate the occasion “The 207th time New Yorkers have dumped office trash on their heroes”. women’s soccer team on their World Cup victory Whose waste paper tape comprised the substrate of those spectacles.Īnd as a result, the tradition has become much less commonplace today.Ĭelebrating the U.S. Like the one welcoming home the Apollo 11 astronautsĪlas, the rise of digital technology made obsolete the stock tickers Which, in turn, get their name from the Latin conficio:Ĭonfetti gets tossed around a lot these days, Etymologically, confetti comes from the Italian wordįor the sugar-coated almond sweet thrown at celebrations,
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