Tetris/Assets.xcassets/TempBackground.colorset/Contents.json

@@ -1,38 +0,0 @@
-{
-  "info" : {
-    "version" : 1,
-    "author" : "xcode"
-  },
-  "colors" : [
-    {
-      "idiom" : "universal",
-      "color" : {
-        "color-space" : "srgb",
-        "components" : {
-          "red" : "1.000",
-          "alpha" : "1.000",
-          "blue" : "1.000",
-          "green" : "1.000"
-        }
-      }
-    },
-    {
-      "idiom" : "universal",
-      "appearances" : [
-        {
-          "appearance" : "luminosity",
-          "value" : "dark"
-        }
-      ],
-      "color" : {
-        "color-space" : "srgb",
-        "components" : {
-          "red" : "0.000",
-          "alpha" : "1.000",
-          "blue" : "0.000",
-          "green" : "0.000"
-        }
-      }
-    }
-  ]
-}

Tetris/ContentView.swift

@@ -17,7 +17,6 @@ struct ContentView: View {
         return c
     }()
     @State var timer: Timer?
-    @State var gestureState: GestureState = .none
     @State var initialXPosition: Int?
 
     var body: some View {
@@ -41,6 +40,7 @@ struct ContentView: View {
                         .onAppear(perform: self.startTimer)
                         .onDisappear(perform: self.stopTimer)
                         .onTapGesture(perform: self.onTap)
+                        .gesture(self.horizDragGesture(geometry: geometry).simultaneously(with: self.verticalDragGesture))
                     //        .gesture(ExclusiveGesture(horizDragGesture, verticalDragGesture))
                     //            .gesture(horizDragGesture.simultaneously(with: verticalDragGesture))
                     
@@ -50,8 +50,6 @@ struct ContentView: View {
                     }
                         .padding(.trailing, 8)
                 }
-                    .background(Color("TempBackground")) // visually does nothing but lets the gesture work outside of the board, see FB7385742
-                    .gesture(self.horizDragGesture(geometry: geometry).simultaneously(with: self.verticalDragGesture))
                 Spacer()
                 HStack {
                     Button(action: { self.controller.rotate(direction: .counterClockwise) }) {
@@ -75,40 +73,26 @@ struct ContentView: View {
     func horizDragGesture(geometry: GeometryProxy) -> some Gesture {
         DragGesture(coordinateSpace: .global)
             .onChanged { (state) in
-                guard self.gestureState != .vertical,
-                    case .playing(.normal) = self.controller.state,
+                guard case .playing(.normal) = self.controller.state,
                     let currentPiece = self.controller.currentPiece else { return }
                 if self.initialXPosition == nil {
                     self.initialXPosition = currentPiece.topLeft.0
                 }
                 var moved = currentPiece
                 let xPosition = self.initialXPosition! + Int((state.translation.width / (geometry.size.width / 10)).rounded())
-                
-                if xPosition != self.initialXPosition {
-                    self.gestureState = .horizontal
-                }
                 moved.topLeft = (xPosition, currentPiece.topLeft.1)
                 if !self.controller.overlapsAny(moved) {
                     self.controller.currentPiece = moved
                 }
             }.onEnded { (state) in
                 self.initialXPosition = nil
-                if self.gestureState == .horizontal {
-                    self.gestureState = .none
-                }
             }
     }
     
     var verticalDragGesture: some Gesture {
         DragGesture()
-            .onChanged({ (state) in
-                guard self.gestureState != .horizontal else { return }
-                
-            })
             .onEnded { (state) in
-                guard self.gestureState != .horizontal else { return }
                 if abs(state.translation.height) > 80 {
-                    self.gestureState = .none
                     if state.translation.height > 0 {
                         self.onSwipeDown()
                     } else {
@@ -149,10 +133,6 @@ struct ContentView: View {
     }
 }
 
-enum GestureState: Equatable {
-    case none, horizontal, vertical
-}
-
 struct ContentView_Previews: PreviewProvider {
     static var previews: some View {
         ContentView()