Improve account switching animation

Tusker.xcodeproj/project.pbxproj

@@ -121,6 +121,7 @@
 		D6531DF0246B867E000F9538 /* GifvAttachmentViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6531DEF246B867E000F9538 /* GifvAttachmentViewController.swift */; };
 		D6538945214D6D7500E3CEFC /* TableViewSwipeActionProvider.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6538944214D6D7500E3CEFC /* TableViewSwipeActionProvider.swift */; };
 		D653F411267D1E32004E32B1 /* DiffableTimelineLikeTableViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D653F410267D1E32004E32B1 /* DiffableTimelineLikeTableViewController.swift */; };
+		D6552367289870790048A653 /* ScreenCorners in Frameworks */ = {isa = PBXBuildFile; productRef = D6552366289870790048A653 /* ScreenCorners */; };
 		D65C6BF525478A9C00A6E89C /* BackgroundableViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D65C6BF425478A9C00A6E89C /* BackgroundableViewController.swift */; };
 		D65F613423AEAB6600F3CFD3 /* OnboardingTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = D65F613323AEAB6600F3CFD3 /* OnboardingTests.swift */; };
 		D6620ACE2511A0ED00312CA0 /* StatusStateResolver.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6620ACD2511A0ED00312CA0 /* StatusStateResolver.swift */; };
@@ -668,6 +669,7 @@
 				D674A50927F9128D00BA03AC /* Pachyderm in Frameworks */,
 				D69CCBBF249E6EFD000AF167 /* CrashReporter in Frameworks */,
 				D60CFFDB24A290BA00D00083 /* SwiftSoup in Frameworks */,
+				D6552367289870790048A653 /* ScreenCorners in Frameworks */,
 				D6676CA527A8D0020052936B /* WebURLFoundationExtras in Frameworks */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
@@ -1506,6 +1508,7 @@
 				D60CFFDA24A290BA00D00083 /* SwiftSoup */,
 				D6676CA427A8D0020052936B /* WebURLFoundationExtras */,
 				D674A50827F9128D00BA03AC /* Pachyderm */,
+				D6552366289870790048A653 /* ScreenCorners */,
 			);
 			productName = Tusker;
 			productReference = D6D4DDCC212518A000E1C4BB /* Tusker.app */;
@@ -1614,6 +1617,7 @@
 				D69CCBBD249E6EFD000AF167 /* XCRemoteSwiftPackageReference "plcrashreporter" */,
 				D60CFFD924A290BA00D00083 /* XCRemoteSwiftPackageReference "SwiftSoup" */,
 				D6676CA127A8D0020052936B /* XCRemoteSwiftPackageReference "swift-url" */,
+				D6552365289870790048A653 /* XCRemoteSwiftPackageReference "ScreenCorners" */,
 			);
 			productRefGroup = D6D4DDCD212518A000E1C4BB /* Products */;
 			projectDirPath = "";
@@ -2443,6 +2447,14 @@
 				minimumVersion = 2.3.2;
 			};
 		};
+		D6552365289870790048A653 /* XCRemoteSwiftPackageReference "ScreenCorners" */ = {
+			isa = XCRemoteSwiftPackageReference;
+			repositoryURL = "https://github.com/kylebshr/ScreenCorners";
+			requirement = {
+				kind = upToNextMinorVersion;
+				minimumVersion = 1.0.1;
+			};
+		};
 		D6676CA127A8D0020052936B /* XCRemoteSwiftPackageReference "swift-url" */ = {
 			isa = XCRemoteSwiftPackageReference;
 			repositoryURL = "https://github.com/karwa/swift-url";
@@ -2467,6 +2479,11 @@
 			package = D60CFFD924A290BA00D00083 /* XCRemoteSwiftPackageReference "SwiftSoup" */;
 			productName = SwiftSoup;
 		};
+		D6552366289870790048A653 /* ScreenCorners */ = {
+			isa = XCSwiftPackageProductDependency;
+			package = D6552365289870790048A653 /* XCRemoteSwiftPackageReference "ScreenCorners" */;
+			productName = ScreenCorners;
+		};
 		D6676CA427A8D0020052936B /* WebURLFoundationExtras */ = {
 			isa = XCSwiftPackageProductDependency;
 			package = D6676CA127A8D0020052936B /* XCRemoteSwiftPackageReference "swift-url" */;

Tusker/Screens/Main/AccountSwitchingContainerViewController.swift

@@ -7,6 +7,7 @@
 //
 
 import UIKit
+import ScreenCorners
 
 class AccountSwitchingContainerViewController: UIViewController {
 
@@ -49,14 +50,30 @@ class AccountSwitchingContainerViewController: UIViewController {
             } else {
                 let sign: CGFloat = direction == .downwards ? -1 : 1
                 let newInitialOffset = sign * view.bounds.height
+                let scale: CGFloat = 0.75
                 
-                newRoot.view.transform = CGAffineTransform(translationX: 0, y: newInitialOffset)
+                newRoot.view.transform = CGAffineTransform(translationX: 0, y: newInitialOffset).scaledBy(x: 0.9, y: 0.9)
+                newRoot.view.layer.masksToBounds = true
+                newRoot.view.layer.cornerCurve = .continuous
+                newRoot.view.layer.cornerRadius = view.window?.screen.displayCornerRadius ?? 0
                 
-                UIView.animate(withDuration: 0.3, delay: 0, options: .curveEaseInOut) {
+                oldRoot.view.layer.masksToBounds = true
+                oldRoot.view.layer.cornerCurve = .continuous
+                oldRoot.view.layer.cornerRadius = view.window?.screen.displayCornerRadius ?? 0
+
+                // only one edge is affected in each direction, i have no idea why
+                if direction == .upwards {
+                    oldRoot.additionalSafeAreaInsets.bottom = view.safeAreaInsets.bottom
+                } else {
+                    oldRoot.additionalSafeAreaInsets.top = view.safeAreaInsets.top
+                }
+                
+                UIView.animate(withDuration: 0.4, delay: 0, options: .curveEaseInOut) {
+                    oldRoot.view.transform = CGAffineTransform(translationX: 0, y: -newInitialOffset).scaledBy(x: scale, y: scale)
                     newRoot.view.transform = .identity
-                    oldRoot.view.transform = CGAffineTransform(translationX: 0, y: -newInitialOffset)
                 } completion: { (_) in
                     oldRoot.removeViewAndController()
+                    newRoot.view.layer.masksToBounds = false
                 }
             }
         }