biacco42 https://blog.hatena.ne.jp/biacco42/ たのしい人生 https://biacco42.hatenablog.com/ let rotation = CABasicAnimation(keyPath: "transform.rotation") rotation.fromValue = 0.0 rotation.toValue = Double.pi * 2 rotation.duration = 1.0 rotation.repeatCount = .infinity rotation.timingFunction = CAMediaTimingFunction(name: .easeInEaseOut) rotation.isRemovedOnCompletion = false こんな感じの無限ループ C… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fbiacco42.hatenablog.com%2Fentry%2F2025%2F07%2F14%2F173410" title="`CAAnimation` で無限ループアニメーションを設定するときは `isRemovedOnCompletion = false` を設定しておかないとアニメーションにアクセス不能になる - たのしい人生" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2025-07-14 17:34:10 rich https://biacco42.hatenablog.com/entry/2025/07/14/173410 1.0 100%