{"id":7706,"date":"2025-05-31T15:04:11","date_gmt":"2025-06-05T07:37:11","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=7706"},"modified":"2025-06-05T15:04:11","modified_gmt":"2025-06-05T07:37:11","slug":"https-badgameshow-com-steven-496","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/swift\/https-badgameshow-com-steven-496\/","title":{"rendered":"2025 \u6700\u65b0 SwiftUI \u52d5\u756b\u6559\u5b78\uff1a\u5275\u5efa\u5f15\u4eba\u6ce8\u76ee\u7684\u52d5\u756b\u6548\u679c"},"content":{"rendered":"

<\/p>\n

2025 \u6700\u65b0 SwiftUI \u52d5\u756b\u6559\u5b78<\/h1>\n

SwiftUI \u662f Apple \u5728 WWDC 2019 \u63a8\u51fa\u7684\u65b0\u6846\u67b6\uff0c\u5b83\u8b93\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u5efa\u7acb\u8de8\u5e73\u53f0\u7684\u61c9\u7528\u7a0b\u5f0f\uff0c\u4e26\u652f\u63f4\u5404\u7a2e\u52d5\u756b\u6548\u679c\u3002\u5728\u9019\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u5c07\u63a2\u8a0e\u5982\u4f55\u5728 SwiftUI \u4e2d\u5275\u5efa\u548c\u4f7f\u7528\u52d5\u756b\uff0c\u4e26\u63d0\u4f9b 2025 \u6700\u65b0\u8a9e\u6cd5\u8207\u6700\u4f73\u5be6\u8e10\u3002<\/p>\n

SwiftUI \u52d5\u756b\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n

SwiftUI \u4e2d\u7684\u52d5\u756b\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u8f15\u9b06\u5730\u5efa\u7acb\u51fa\u5404\u7a2e\u4e0d\u540c\u7684\u52d5\u756b\u6548\u679c\uff0c\u4f8b\u5982\uff1a\u79fb\u52d5\u3001\u65cb\u8f49\u3001\u7e2e\u653e\u3001\u6de1\u5165\u6de1\u51fa\u7b49\u7b49\u3002\u958b\u767c\u8005\u53ef\u4ee5\u4f7f\u7528 SwiftUI \u7684 withAnimation()<\/strong> \u65b9\u6cd5\u4f86\u5efa\u7acb\u52d5\u756b\uff0c\u4e26\u4e14\u53ef\u4ee5\u6307\u5b9a\u52d5\u756b\u7684\u6642\u9593\u3001\u66f2\u7dda\u3001\u91cd\u8907\u6b21\u6578\u7b49\u7b49\u53c3\u6578\u3002<\/p>\n

\u5275\u5efa\u4e00\u500b\u7c21\u55ae\u7684\u79fb\u52d5\u52d5\u756b<\/h2>\n

\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u7bc4\u5982\u4f55\u5efa\u7acb\u4e00\u500b\u7c21\u55ae\u7684\u79fb\u52d5\u52d5\u756b\u7684\u7bc4\u4f8b\u7a0b\u5f0f\u78bc\uff1a<\/p>\n

struct ContentView: View {\n    @State private var position: CGPoint = CGPoint(x: 100, y: 100)\n\n    var body: some View {\n        Button(\"Move\") {\n            withAnimation(.easeInOut(duration: 1.0)) {\n                self.position.x += 100\n            }\n        }\n        .position(position)\n    }\n}<\/code><\/pre>\n
\u5728\u4e0a\u9762\u7684\u7a0b\u5f0f\u78bc\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u6309\u9215\uff0c\u7576\u4f7f\u7528\u8005\u6309\u4e0b\u6309\u9215\u6642\uff0c\u6703\u57f7\u884c\u4e00\u500b\u79fb\u52d5\u7684\u52d5\u756b\uff0c\u52d5\u756b\u7684\u6642\u9593\u70ba 1 \u79d2\uff0c\u66f2\u7dda\u70ba easeInOut<\/strong>\uff0c\u9019\u610f\u5473\u8457\u52d5\u756b\u6703\u6162\u6162\u958b\u59cb\uff0c\u7136\u5f8c\u518d\u6162\u6162\u7d50\u675f\u3002<\/p>\n
\u9032\u968e\u52d5\u756b\u6548\u679c<\/h2>\n
\u9664\u4e86\u7c21\u55ae\u7684\u79fb\u52d5\u52d5\u756b\uff0cSwiftUI \u9084\u652f\u63f4\u66f4\u8907\u96dc\u7684\u52d5\u756b\u6548\u679c\uff0c\u4f8b\u5982\u65cb\u8f49\u548c\u7e2e\u653e\u3002\u9019\u88e1\u662f\u4e00\u500b\u7c21\u55ae\u7684\u7bc4\u4f8b\uff1a<\/p>\n
struct RotatingAndScalingView: View {\n    @State private var scale: CGFloat = 1.0\n    @State private var rotation: Double = 0.0\n\n    var body: some View {\n        Circle()\n            .scaleEffect(scale)\n            .rotationEffect(.degrees(rotation))\n            .onTapGesture {\n                withAnimation(.easeInOut(duration: 1.0)) {\n                    scale = scale == 1.0 ? 1.5 : 1.0\n                    rotation += 45\n                }\n            }\n            .frame(width: 100, height: 100)\n            .foregroundColor(.blue)\n    }\n}<\/code><\/pre>\n
\u5728\u9019\u500b\u7bc4\u4f8b\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u5713\u5f62\u8996\u5716\uff0c\u7576\u4f7f\u7528\u8005\u9ede\u64ca\u5b83\u6642\uff0c\u5b83\u6703\u9032\u884c\u7e2e\u653e\u548c\u65cb\u8f49\u7684\u52d5\u756b\u3002<\/p>\n
\u932f\u8aa4\u6392\u9664\u8207\u6700\u4f73\u5be6\u8e10<\/h2>\n
\u5728\u4f7f\u7528 SwiftUI \u52d5\u756b\u6642\uff0c\u53ef\u80fd\u6703\u9047\u5230\u4e00\u4e9b\u5e38\u898b\u554f\u984c\uff0c\u4f8b\u5982\u52d5\u756b\u4e0d\u89f8\u767c\u6216\u52d5\u756b\u6548\u679c\u4e0d\u5982\u9810\u671f\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5efa\u8b70\u4f86\u5e6b\u52a9\u4f60\u89e3\u6c7a\u9019\u4e9b\u554f\u984c\uff1a<\/p>\n
    \n
  • \u78ba\u4fdd\u72c0\u614b\u8b8a\u6578\uff08\u5982 @State\uff09\u5df2\u6b63\u78ba\u8a2d\u7f6e\uff0c\u4e26\u4e14\u5728\u52d5\u756b\u4e2d\u9032\u884c\u4e86\u66f4\u65b0\u3002<\/li>\n
  • \u6aa2\u67e5\u52d5\u756b\u7684\u6301\u7e8c\u6642\u9593\u548c\u66f2\u7dda\uff0c\u78ba\u4fdd\u5b83\u5011\u7b26\u5408\u4f60\u7684\u9700\u6c42\u3002<\/li>\n
  • \u4f7f\u7528 Animation<\/strong> \u4fee\u98fe\u7b26\u4f86\u66f4\u597d\u5730\u63a7\u5236\u52d5\u756b\u7684\u884c\u70ba\u3002<\/li>\n<\/ul>\n
    \u5ef6\u4f38\u61c9\u7528<\/h2>\n
    SwiftUI \u7684\u52d5\u756b\u529f\u80fd\u975e\u5e38\u9748\u6d3b\uff0c\u53ef\u4ee5\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u4e2d\uff0c\u4f8b\u5982\uff1a<\/p>\n
      \n
    • \u5275\u5efa\u5f15\u5c0e\u9801\u9762\u4e2d\u7684\u52d5\u756b\u6548\u679c\u3002<\/li>\n
    • \u5728\u61c9\u7528\u7a0b\u5f0f\u4e2d\u4f7f\u7528\u52d5\u756b\u4f86\u589e\u5f37\u7528\u6236\u9ad4\u9a57\u3002<\/li>\n
    • \u7d50\u5408\u52d5\u756b\u8207\u624b\u52e2\u8b58\u5225\uff0c\u5275\u5efa\u4e92\u52d5\u6027\u66f4\u5f37\u7684\u754c\u9762\u3002<\/li>\n<\/ul>\n
      \"SwiftUI<\/p>\n
      \u5e38\u898b\u554f\u984c\u89e3\u7b54 (Q&A)<\/h2>\n
      Q1: SwiftUI \u7684\u52d5\u756b\u6027\u80fd\u5982\u4f55\uff1f<\/h3>\n
      A1: SwiftUI \u7684\u52d5\u756b\u6027\u80fd\u975e\u5e38\u512a\u8d8a\uff0c\u56e0\u70ba\u5b83\u5229\u7528\u4e86\u5e95\u5c64\u7684 GPU \u52a0\u901f\uff0c\u4f7f\u5f97\u52d5\u756b\u6d41\u66a2\u4e14\u9ad8\u6548\u3002<\/p>\n
      Q2: \u5982\u4f55\u5728 SwiftUI \u4e2d\u5be6\u73fe\u8907\u96dc\u7684\u52d5\u756b\u6548\u679c\uff1f<\/h3>\n
      A2: \u4f60\u53ef\u4ee5\u4f7f\u7528 animation()<\/strong> \u4fee\u98fe\u7b26\u4ee5\u53ca withAnimation()<\/strong> \u65b9\u6cd5\u4f86\u93c8\u63a5\u591a\u500b\u52d5\u756b\uff0c\u4e26\u5229\u7528\u7d44\u5408\u52d5\u756b\u4f86\u5be6\u73fe\u66f4\u8907\u96dc\u7684\u6548\u679c\u3002<\/p>\n
      Q3: SwiftUI \u52d5\u756b\u662f\u5426\u652f\u63f4\u6642\u9593\u5ef6\u9072\uff1f<\/h3>\n
      A3: \u662f\u7684\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528 delay<\/strong> \u53c3\u6578\u4f86\u8a2d\u7f6e\u52d5\u756b\u7684\u958b\u59cb\u5ef6\u9072\u6642\u9593\u3002<\/p>\n
      —<\/p>\n","protected":false},"excerpt":{"rendered":"
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