{"id":4997,"date":"2022-02-18T16:17:43","date_gmt":"2022-02-18T08:17:43","guid":{"rendered":"http:\/\/123.57.164.21\/?p=4997"},"modified":"2022-02-18T16:17:43","modified_gmt":"2022-02-18T08:17:43","slug":"swiftui-%e6%89%8b%e5%8a%bf%e7%9a%84%e4%b8%80%e4%ba%9btips","status":"publish","type":"post","link":"https:\/\/92it.top\/?p=4997","title":{"rendered":"SwiftUI \u624b\u52bf\u7684\u4e00\u4e9bTips"},"content":{"rendered":"\n
\u5e38\u89c1\u624b\u52bf<\/h5>\n\n\n\n
\n\n\n\n

TapGesture\uff08\u70b9\u51fb\uff09<\/strong><\/p>\n\n\n\n

SwiftUI \u4e2d\u7684\u624b\u52bf\u53ef\u4ee5\u901a\u8fc7 modifier \u65b9\u4fbf\u5730\u8c03\u7528\uff0c\u6bd4\u5982\u6700\u5e38\u89c1\u7684\u70b9\u51fb\u624b\u52bf\uff0c\u6211\u4eec\u53ef\u4ee5\u8fd9\u6837\u4f7f\u7528\uff1a<\/p>\n\n\n\n

@State private var swiftImageScale: CGFloat = 2.0\n\nImage(systemName: \"swift\")\n  .foregroundColor(.blue)\n  .font(.largeTitle)\n  .padding()\n  .scaleEffect(swiftImageScale)\n  .onTapGesture {\n    withAnimation {\n      swiftImageScale = swiftImageScale == 1.0 ? 2.0 : 1.0\n    }\n  }\n<\/pre>\n\n\n\n
\u8fd9\u91cc\u5c55\u793a\u7684\u662f\u5355\u51fb\u7684\u4f7f\u7528\uff0c\u5982\u679c\u6211\u4eec\u9700\u8981\u6307\u5b9a\u70b9\u51fb\u6b21\u6570\uff0c\u6bd4\u5982\u53cc\u51fb\u3001\u4e09\u51fb\u7b49\u624b\u52bf\uff0c\u53ef\u4ee5\u6307\u5b9a count \u7684\u503c\uff0c\u65b9\u6cd5\u7b7e\u540d\u5982\u4e0b\uff1a<\/p>\n\n\n\n
public func onTapGesture(count: Int = 1, perform action: @escaping () -> Void) -> some View\n<\/pre>\n\n\n\n
\u7b14\u8005\u539f\u672c\u60f3\u505a\u4e00\u4e2a\u70b9\u51fb\u5c4f\u5e55\u540e\uff0cSwift \u7684 logo \u56fe\u6807\u79fb\u52a8\u5230\u70b9\u51fb\u4f4d\u7f6e\u7684\u52a8\u753b\u6548\u679c\uff0c\u65e0\u5948\u73b0\u5728\u7684 SwiftUI \u8fd8\u4e0d\u652f\u6301\u8fd9\u6837\u7684\u7279\u6027\uff0c\u76f8\u4fe1\u540e\u9762\u7684\u7248\u672c\u4f1a\u52a0\u5165\u8fd9\u6837\u7684 api\u3002\u5f53\u7136\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u901a\u8fc7 UIKit \u6765\u5b9e\u73b0\u8fd9\u6837\u7684\u529f\u80fd\uff0c\u8fd9\u91cc\u4e0d\u518d\u8d58\u8ff0\u3002<\/p>\n\n\n\n
LongPressGesture<\/strong><\/p>\n\n\n\n
@State private var changeColor = false\n\nImage(systemName: \"swift\")\n  .foregroundColor(changeColor ? .blue : .orange)\n  .font(.system(size: 80))\n  .padding()\n  .onLongPressGesture(minimumDuration: 1, maximumDistance: 60) {\n    withAnimation {\n      changeColor.toggle()\n    }\n  }\n<\/pre>\n\n\n\n
\u4e0a\u9762\u7684\u4ee3\u7801\u8868\u793a\u5f53\u6211\u4eec\u957f\u6309\u56fe\u6807\u65f6\uff0c1 \u79d2\u4e4b\u540e\u56fe\u6807\u4f1a\u53d8\u8272\u3002<\/p>\n\n\n\n
\u957f\u6309\u624b\u52bf\u7684\u65f6\u957f\u901a\u8fc7\u53c2\u6570 minimumDuration \u7ed9\u5b9a\uff0cmaximumDistance \u8868\u793a\u624b\u52bf\u53ef\u4ee5\u79fb\u52a8\u7684\u8ddd\u79bb\uff0c\u53ea\u8981\u5728\u7ed9\u5b9a\u65f6\u957f\u5185\uff0c\u624b\u52bf\u7684\u79fb\u52a8\u8ddd\u79bb\u6ca1\u6709\u8d85\u8fc7\u6307\u5b9a\u503c\uff0c\u624b\u52bf\u5c31\u4f1a\u89e6\u53d1\u3002<\/p>\n\n\n\n
DragGesture<\/strong><\/p>\n\n\n\n
SwiftUI \u4e2d\u51e0\u4e4e\u6240\u6709\u7684\u624b\u52bf\u90fd\u53ef\u4ee5\u901a\u8fc7\u5982\u4e0b\u4e24\u4e2a\u65b9\u6cd5\u76d1\u542c\u624b\u52bf\u7684\u72b6\u6001\uff1a<\/p>\n\n\n\n
  • onChanged \uff1a\u624b\u52bf\u8fc7\u7a0b\u4e2d\u7684\u72b6\u6001\u53d8\u5316<\/li>
  • onEnded \uff1a \u624b\u52bf\u7ed3\u675f\u4e8b\u4ef6<\/li><\/ul>\n\n\n\n
    \u4e0b\u9762\u662f\u4e00\u4e2a\u62d6\u62fd\u624b\u52bf\u7684\u5e94\u7528\uff0c\u6211\u4eec\u901a\u8fc7 onChanged \u65b9\u6cd5\u53ef\u4ee5\u83b7\u53d6\u624b\u52bf\u5f53\u524d\u4f4d\u7f6e\uff0c\u4f7f\u82f9\u679c logo \u8ddf\u968f\u624b\u52bf\u79fb\u52a8\uff0c\u5f53\u624b\u52bf\u7ed3\u675f\u65f6\uff0c\u5728 onEnded \u65b9\u6cd5\u56de\u8c03\u4e2d\uff0c\u5c06 logo \u7f6e\u56de\u521d\u59cb\u4f4d\u7f6e\uff0c\u5177\u4f53\u6548\u679c\u53ef\u4ee5\u5728\u793a\u4f8b\u4e2d\u4f53\u9a8c\u3002<\/p>\n\n\n\n
    @State private var offset = CGSize.zero\n@State private var dragEnded = false\n\nImage(systemName: \"applelogo\")\n  .font(.system(size: 80))\n  .padding()\n  .offset(offset)\n  .scaleEffect(dragEnded ? 2.0 : 1.0)\n  .gesture(\n    DragGesture()\n      .onChanged({ value in\n        withAnimation {\n          offset = value.translation\n        }\n      })\n      .onEnded({ value in\n        withAnimation {\n          offset = .zero\n          dragEnded.toggle()\n        }\n      })\n  )\n  .frame(height: 200)<\/pre>\n\n\n\n
    MagnificationGesture<\/strong><\/p>\n\n\n\n
    MagnificationGesture \u7528\u4e8e\u7f29\u653e\u89c6\u56fe\uff0c\u53c2\u8003\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n\n
    @State private var magnificationScale: CGFloat = 1\n\nImage(systemName: \"pyramid\")\n  .font(.system(size: 120))\n  .padding()\n  .scaleEffect(magnificationScale)\n  .gesture(\n    MagnificationGesture()\n      .onChanged { scale in\n        print(scale)\n        magnificationScale = scale\n      }\n      .onEnded { scale in\n        \n      }\n  )\n  .frame(height: 300)<\/pre>\n\n\n\n
    RotationGesture<\/strong><\/p>\n\n\n\n
    RotationGesture \u7528\u4e8e\u65cb\u8f6c\u89c6\u56fe\uff0c\u53c2\u8003\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n\n
    @State private var degress: Double = 0\n\nImage(systemName: \"airplane\")\n  .font(.system(size: 120))\n  .padding()\n  .rotationEffect(.degrees(degress))\n  .gesture(\n    RotationGesture()\n      .onChanged { angle in\n        degress = angle.degrees\n      }\n  )\n  .frame(height: 200)<\/pre>\n\n\n\n
    \u624b\u52bf\u4f18\u5148\u7ea7<\/h5>\n\n\n\n
    \n\n\n\n
    \u6709\u65f6\u6211\u4eec\u4f1a\u5728\u4e00\u4e2a\u9875\u9762\u4e0a\u6dfb\u52a0\u591a\u4e2a\u624b\u52bf\uff0c\u52bf\u5fc5\u9020\u6210\u624b\u52bf\u7684\u51b2\u7a81\uff0c\u6bd4\u5982\u4e0b\u9762\u7684\u4ee3\u7801\uff1a<\/p>\n\n\n\n
    VStack {\n  Text(\"Tap\")\n    .font(.largeTitle)\n    .onTapGesture {\n      print(\"\u70b9\u51fb\u6587\u5b57\")\n    }\n}\n.onTapGesture {\n  print(\"\u70b9\u51fb\u5bb9\u5668\")\n}<\/pre>\n\n\n\n
    \u5f53\u6211\u4eec\u70b9\u51fb\u5c4f\u5e55\u662f\uff0c\u6587\u5b57\u533a\u57df\u62e6\u622a\u4e86\u624b\u52bf\uff0c\u63a7\u5236\u53f0\u4f1a\u8f93\u51fa\u201c\u70b9\u51fb\u6587\u5b57\u201d\u3002\u5982\u679c\u6211\u4eec\u9700\u8981\u5728\u7279\u5b9a\u6761\u4ef6\u4e0b\u89e6\u53d1\u5bb9\u5668\u7684\u70b9\u51fb\u4e8b\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528\u00a0highPriorityGesture<\/code>\u00a0\u4fee\u6539\u624b\u52bf\u7684\u4f18\u5148\u7ea7\u6765\u5b9e\u73b0\uff1a<\/p>\n\n\n\n
    VStack {\n  Text(\"Tap\")\n    .font(.largeTitle)\n    .onTapGesture {\n      print(\"\u70b9\u51fb\u6587\u5b57\")\n    }\n}\n.highPriorityGesture(\n  TapGesture()\n    .onEnded{ _ in\n      print(\"\u70b9\u51fb\u5bb9\u5668\")\n    }\n)<\/pre>\n\n\n\n
    \u624b\u52bf\u7684\u7ec4\u5408<\/h5>\n\n\n\n
    \u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u6211\u4eec\u5e38\u5e38\u4f1a\u9047\u5230\u4e00\u4e2a\u89c6\u56fe\u6709\u591a\u4e2a\u624b\u52bf\u7684\u60c5\u51b5\uff0c\u8fd9\u4e2a\u65f6\u5019\uff0c\u6211\u4eec\u9700\u8981\u4f7f\u7528\u6070\u5f53\u7684\u7ec4\u5408\u6765\u5904\u7406\u591a\u4e2a\u624b\u52bf\u3002SwiftUI \u63d0\u4f9b\u4e86\u4ee5\u4e0b\u4e09\u79cd\u624b\u52bf\u7ec4\u5408\uff1a<\/p>\n\n\n\n
    • Simultaneous\uff1a\u540c\u65f6\uff0c\u591a\u4e2a\u624b\u52bf\u53ef\u4ee5\u540c\u65f6\u54cd\u5e94<\/li>
    • Sequence\uff1a\u6709\u5e8f\uff0c\u591a\u4e2a\u624b\u52bf\u6309\u7167\u65e2\u5b9a\u987a\u5e8f\u6267\u884c<\/li>
    • Exclusive\uff1a\u4e92\u65a5\uff0c\u5373\u540c\u4e00\u65f6\u523b\u53ea\u6709\u4e00\u4e2a\u624b\u52bf\u4f1a\u751f\u6548<\/li><\/ul>\n\n\n\n
      Simultaneous<\/strong><\/p>\n\n\n\n
      \u8fd9\u91cc\u6211\u4eec\u8fd8\u662f\u4ee5\u4e0a\u4e00\u7ae0\u8282\u4e2d\u7684 RotationGesture \u4e3a\u4f8b\uff0c\u6211\u4eec\u5728\u65cb\u8f6c\u624b\u52bf\u7684\u57fa\u7840\u4e0a\uff0c\u518d\u6dfb\u52a0\u4e00\u4e2a\u653e\u5927\u624b\u52bf\u3002\u5982\u6b64\uff0c\u5f53\u53cc\u6307\u5728\u65cb\u8f6c\u98de\u673a\u7684\u540c\u65f6\u6211\u4eec\u540c\u65f6\u53ef\u4ee5\u8fdb\u884c\u7f29\u653e\u64cd\u4f5c\u3002\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n\n
      @State private var degress: Double = 0\n@State private var scale: CGFloat = 1.0\n\nlet rotationGesture = RotationGesture().onChanged { value in\n  self.degress = value.degrees\n}.onEnded { _ in\n  self.degress = 0\n}\n\nlet magnificationGesture = MagnificationGesture().onChanged { value in\n  self.scale = value\n}.onEnded { _ in\n  self.scale = 1.0\n}\n\nlet simultaneousGesture = rotationGesture.simultaneously(with:\nmagnificationGesture)\n\nreturn Image(systemName: \"airplane\")\n  .font(.system(size: 120))\n  .padding()\n  .rotationEffect(.degrees(degress))\n  .scaleEffect(scale)\n  .gesture(simultaneousGesture)\n  .animation(.easeInOut, value: degress)\n  .animation(.easeInOut, value: scale)\n  .frame(height: 200)<\/pre>\n\n\n\n
      Sequence<\/strong><\/p>\n\n\n\n
      Sequence \u987e\u540d\u601d\u4e49\u662f\u6709\u5e8f\u7684\uff0c\u6bd4\u5982\u6211\u4eec\u4e0b\u9762\u8fd9\u4e2a\u4f8b\u5b50\uff0c\u5f53\u6211\u4eec\u76f4\u63a5\u62d6\u62fd Swift logo \u56fe\u6807\u65f6\uff0c\u624b\u52bf\u662f\u4e0d\u4f1a\u54cd\u5e94\u7684\uff0c\u53ea\u6709\u6211\u4eec\u957f\u6309\u4e00\u79d2\u540e\uff0c\u62d6\u62fd\u624b\u52bf\u624d\u4f1a\u6fc0\u6d3b\u3002\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n\n
      @State private var offset = CGSize.zero\n@State private var dragActived = false\n\nlet longPressGesture = LongPressGesture(minimumDuration: 1).onEnded { _ in\n  dragActived = true\n}\n\nlet dragGesture = DragGesture().onChanged { (value) in\n  self.offset = value.translation\n}.onEnded { _ in\n  self.offset = .zero\n  self.dragActived = false\n}\n\nlet sequenceGesture = longPressGesture.sequenced(before: dragGesture)\n\nreturn Image(systemName: \"swift\")\n  .foregroundColor(dragActived ? .blue : .primary)\n  .font(.system(size: 100))\n  .padding()\n  .offset(offset)\n  .gesture(sequenceGesture)\n  .animation(.easeInOut, value: offset)\n  .animation(.easeInOut, value: dragActived)\n  .frame(height: 200)<\/pre>\n\n\n\n
      Exclusive<\/strong><\/p>\n\n\n\n
      \u8bbe\u60f3\u6211\u4eec\u6709\u5982\u4e0b\u573a\u666f\uff0c\u5f53\u6211\u4eec\u62d6\u62fd\u89c6\u56fe\u65f6\uff0c\u89c6\u56fe\u4f1a\u968f\u7740\u624b\u52bf\u79fb\u52a8\uff0c\u800c\u5f53\u6211\u4eec\u957f\u6309\u89c6\u56fe\u65f6\uff0c\u89c6\u56fe\u4f1a\u7f29\u653e\uff0c\u8fd9\u4e24\u4e2a\u624b\u52bf\u540c\u65f6\u7ed1\u5b9a\u5728\u4e00\u4e2a\u89c6\u56fe\u4e0a\uff0c\u800c\u53ea\u6709\u4e00\u4e2a\u624b\u52bf\u4f1a\u88ab\u6fc0\u6d3b\uff0c\u53e6\u4e00\u4e2a\u624b\u52bf\u4f1a\u88ab\u5ffd\u7565\u3002<\/p>\n\n\n\n
      \u5982\u4e0b\u5c31\u662f\u4e00\u4e2a\u8fd9\u6837\u7684\u5b9e\u4f8b\uff0c\u6211\u4eec\u53ef\u4ee5\u62d6\u62fd\u82f9\u679c\u7684 logo\uff0c\u6216\u8005\u957f\u6309\u7f29\u653e logo\uff0c\u4f46\u4e8c\u8005\u53ea\u6709\u4e00\u4e2a\u624b\u52bf\u4f1a\u88ab\u6fc0\u6d3b\u3002\u53c2\u8003\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n\n
      @State private var longPressEnded = false\n@State private var offset = CGSize.zero\n\nlet longPressGesture = LongPressGesture(minimumDuration: 1).onEnded{ _ in\n  longPressEnded.toggle()\n}\n\nlet dragGesture = DragGesture().onChanged { (value) in\n  self.offset = value.translation\n}.onEnded { _ in\n  self.offset = .zero\n}\n\nlet exclusiveGesture = longPressGesture.exclusively(before: dragGesture)\n\nreturn Image(systemName: \"applelogo\")\n  .font(.system(size: 80))\n  .padding()\n  .offset(offset2)\n  .scaleEffect(longPressEnded ? 1.8 : 1.0)\n  .gesture(exclusiveGesture)\n  .animation(.easeInOut, value: offset2)\n  .animation(.easeInOut, value: longPressEnded)\n  .frame(height: 200)<\/pre>\n\n\n\n
      @GestureState \u548c GestureMask\u7684\u4f7f\u7528<\/h5>\n\n\n\n
      \n\n\n\n
      @GestureState<\/strong><\/p>\n\n\n\n
      @GestureState<\/strong> \u540c\u4e4b\u524d\u8bb2\u8fc7\u7684 @State<\/strong> \u4e00\u6837\uff0c\u4e5f\u662f\u4e00\u4e2a\u5c5e\u6027\u5305\u88c5\u5668\uff0c\u5b83\u4f7f\u7528\u7684\u573a\u666f\u6709\u9650\uff0c\u53ea\u9488\u5bf9\u624b\u52bf\u3002@GestureState<\/strong> \u53ef\u4ee5\u65f6\u523b\u8ffd\u8e2a\u624b\u52bf\u7684\u72b6\u6001\uff0c\u65b9\u4fbf\u6211\u4eec\u76d1\u542c\u624b\u52bf\u8fc7\u7a0b\u4e2d\u76f8\u5173\u5c5e\u6027\u7684\u53d8\u5316\u3002\u5e76\u4e14\u5728\u624b\u52bf\u7ed3\u675f\u540e\uff0c\u4f1a\u5c06\u9700\u8981\u76d1\u542c\u7684\u5c5e\u6027\u7f6e\u4e3a\u521d\u59cb\u72b6\u6001\u3002<\/p>\n\n\n\n
      \u4e0b\u9762\u6211\u4eec\u4e3e\u4e2a\u4f8b\u5b50\u6765\u8bf4\u660e\u5b83\u7684\u4f7f\u7528\u65b9\u6cd5\uff1a<\/p>\n\n\n\n
      @GestureState private var offset = CGSize.zero\n\nLinearGradient(gradient: .init(colors: [.red, .orange, .yellow]),\n               startPoint: .topLeading,\n               endPoint: .bottomTrailing)\n  .frame(width: 150, height: 100)\n  .cornerRadius(15)\n  .offset(offset)\n  .gesture(\n    DragGesture()\n      .updating($offset) { (value, state, transaction) in\n        state = value.translation\n      }\n  )<\/pre>\n\n\n\n
      \u6211\u4eec\u58f0\u660e\u4e86\u4e00\u4e2a\u6e10\u53d8\u8272\u7684\u5361\u7247\uff0c\u5e76\u4e14\u6dfb\u52a0\u4e86\u4e00\u4e2a\u62d6\u62fd\u624b\u52bf\u3002\u5361\u7247\u4f1a\u8ddf\u968f\u624b\u6307\u79fb\u52a8\uff0c\u5e76\u4e14\u91ca\u653e\u624b\u52bf\u65f6\uff0c\u4f1a\u56de\u5230\u521d\u59cb\u7684 offset\u3002<\/p>\n\n\n\n
      .updating($offset) { (value, state, transaction) in\n  state = value.translation\n}<\/pre>\n\n\n\n
      \u8fd9\u884c\u4ee3\u7801\u7ed1\u5b9a\u4e86\u5df2\u58f0\u660e\u7684\u5c5e\u6027\u503c offset\uff0c\u5e76\u4ee5\u95ed\u5305\u5f62\u5f0f\u8fd4\u56de\u624b\u52bf\u7684\u72b6\u6001\uff0c\u4e09\u4e2a\u8fd4\u56de\u503c\u542b\u4e49\u5982\u4e0b\uff1a<\/p>\n\n\n\n
      • value\uff1a\u5f53\u524d\u624b\u52bf\u7684\u72b6\u6001\uff0c\u5bf9\u4e0d\u540c\u7684\u624b\u52bf\uff0c\u5176\u8fd4\u56de\u503c\u662f\u4e0d\u540c\u7684\u7c7b\u578b\uff0c\u5177\u4f53\u503c\u7c7b\u578b\u53d6\u51b3\u4e8e\u5f53\u524d\u624b\u52bf\u7c7b\u578b\u3002\u6bd4\u5982\u8fd9\u91cc\u7684\u62d6\u62fd\u624b\u52bf\uff0c\u6211\u4eec\u83b7\u53d6\u7684\u662f\u504f\u79fb\u91cf\uff08.translation)\uff0c\u540c\u6837\u6211\u4eec\u8fd8\u80fd\u83b7\u5f97 value.location\u3001value.startLocation \u7b49<\/li>
      • state\uff1ain-out \u503c\uff0c\u66f4\u65b0\u5b83\u7684\u503c\uff0c\u5c31\u53ef\u4ee5\u66f4\u65b0\u6211\u4eec\u9700\u8981\u76d1\u542c\u7684\u5c5e\u6027\u503c\uff08\u5373 offset\uff09<\/li>
      • transaction\uff1ain-out \u503c\uff0c\u5b58\u50a8\u7740\u5f53\u524d\u624b\u52bf\u8f6c\u6001\u66f4\u65b0\u8fc7\u7a0b\u7684\u4e0a\u4e0b\u6587\u4fe1\u606f<\/li><\/ul>\n\n\n\n
        GestureMask<\/strong><\/p>\n\n\n\n
        GestureMask<\/strong> \u4e3a\u6211\u4eec\u65b9\u4fbf\u5730\u7ba1\u7406\u624b\u52bf\u63d0\u4f9b\u4e86\u4ee5\u4e0b 4 \u79cd\u9009\u62e9\uff1a<\/p>\n\n\n\n
        • .all\uff1a\u6dfb\u52a0\u624b\u52bf\u7684\u89c6\u56fe\u548c\u5b50\u89c6\u56fe\u90fd\u80fd\u54cd\u5e94\u76f8\u5e94\u7684\u624b\u52bf<\/li>
        • .gesture\uff1a\u53ea\u6709\u6dfb\u52a0\u624b\u52bf\u7684\u89c6\u56fe\u80fd\u54cd\u5e94\u624b\u52bf\uff0c\u5b50\u89c6\u56fe\u65e0\u6cd5\u54cd\u5e94<\/li>
        • .subviews\uff1a\u5b50\u89c6\u56fe\u80fd\u54cd\u5e94\u624b\u52bf\uff0c\u6dfb\u52a0\u624b\u52bf\u7684\u89c6\u56fe\u65e0\u6cd5\u54cd\u5e94<\/li>
        • .none\uff1a\u6dfb\u52a0\u624b\u52bf\u7684\u89c6\u56fe\u548c\u5b50\u89c6\u56fe\u90fd\u4e0d\u80fd\u54cd\u5e94\u624b\u52bf<\/li><\/ul>\n\n\n\n
          \u4e0b\u9762\u6211\u4eec\u4e3e\u4f8b\u8bf4\u660e\u5177\u4f53\u7528\u6cd5\uff1a<\/p>\n\n\n\n
          @State private var innerScale: CGFloat = 1.0\n@State private var outScale: CGFloat = 1.0\n\n\nvar body: some View {\n  let outTap = TapGesture()\n    .onEnded { _ in\n      outScale = outScale == 1.0 ? 1.1 : 1.0\n    }\n  let innerTap = TapGesture()\n    .onEnded { _ in\n      innerScale = innerScale == 1.0 ? 1.1 : 1.0\n    }\n  \n \treturn ZStack {\n  \tCircle()\n    \t.frame(height: 200)\n    \t.foregroundColor(.blue)\n    \t.scaleEffect(outScale)\n  \n  \tCircle()\n    \t.frame(height: 100)\n    \t.foregroundColor(.white)\n    \t.scaleEffect(innerScale)\n    \t.highPriorityGesture(innerTap)\n\t}\n\t.frame(height: 300)\n  .animation(.default, value: outScale)\n  .animation(.default, value: innerScale)\n\t.gesture(outTap, including: .all)\n}\n<\/pre>\n\n\n\n
          \u5982\u793a\u4f8b\u6240\u793a\uff0c\u4e0a\u9762\u662f\u4e24\u4e2a\u5927\u5c0f\u4e0d\u4e00\u7684\u53e0\u52a0\u7684\u5706\uff0c\u6211\u4eec\u5206\u522b\u7ed9\u7236\u89c6\u56fe ZStack \u548c \u5b50\u89c6\u56fe\uff08\u76f4\u5f84\u4e3a 100 \u7684\u5706\uff09\u6dfb\u52a0\u4e86\u4e24\u4e2a\u70b9\u51fb\u624b\u52bf\uff0c\u70b9\u51fb\u65f6\u4f1a\u5206\u522b\u7f29\u653e\u5927\u5706\u548c\u5c0f\u5706\u3002<\/p>\n\n\n\n
          .gesture(outTap, including: .all)<\/code> \u7684\u610f\u601d\u662f\u7ed9\u7236\u89c6\u56fe\u6dfb\u52a0\u70b9\u51fb\u624b\u52bf\uff0c\u5e76\u4e14\u5b50\u89c6\u56fe\u7684\u624b\u52bf\uff08innerTap\uff09\u4e5f\u80fd\u54cd\u5e94\u3002\u73b0\u5728\u4f60\u53ef\u4ee5\u5728\u793a\u4f8b\u91cc\u8bd5\u8bd5\u70b9\u51fb\u6548\u679c\uff0c\u6211\u4eec\u53d1\u73b0\u4e24\u4e2a\u5706\u90fd\u80fd\u54cd\u5e94\u76f8\u5e94\u7684\u624b\u52bf\u3002<\/p>\n\n\n\n
          \u53e6\u5916\u4e09\u79cd\u7c7b\u578b\u6211\u4e5f\u5728\u793a\u4f8b\u4e2d\u505a\u4e86\u5c55\u793a\uff0c\u4f60\u53ef\u4ee5\u5bf9\u7167\u4e0a\u9762\u7684\u5185\u5bb9\u52a0\u6df1\u7406\u89e3\u3002\u5bf9\u5e94\u7684\u4ee3\u7801\u53ea\u9700\u8981\u5c06 including \u53c2\u6570\u5206\u522b\u4fee\u6539\u6210 .gesture\u3001.subviews \u6216 .none\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
          \u5e38\u89c1\u624b\u52bf TapGesture\uff08\u70b9\u51fb\uff09 SwiftUI \u4e2d\u7684\u624b\u52bf\u53ef\u4ee5\u901a\u8fc7 modifier \u65b9\u4fbf\u5730\u8c03\u7528\uff0c\u6bd4\u5982\u6700 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"_links":{"self":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/4997"}],"collection":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4997"}],"version-history":[{"count":3,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/4997\/revisions"}],"predecessor-version":[{"id":5000,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/4997\/revisions\/5000"}],"wp:attachment":[{"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4997"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4997"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4997"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}